diff --git a/Android.mk b/Android.mk
index 09ce955..2adad1f 100644
--- a/Android.mk
+++ b/Android.mk
@@ -2,7 +2,14 @@
 include $(CLEAR_VARS)
 
 LOCAL_JAVA_LIBRARIES := bouncycastle conscrypt telephony-common ims-common
-LOCAL_STATIC_JAVA_LIBRARIES := android-support-v4 android-support-v13 jsr305
+LOCAL_STATIC_JAVA_LIBRARIES := \
+    android-support-v4 \
+    android-support-v13 \
+    android-support-v7-recyclerview \
+    android-support-v7-preference \
+    android-support-v7-appcompat \
+    android-support-v14-preference \
+    jsr305
 
 LOCAL_MODULE_TAGS := optional
 
@@ -10,7 +17,11 @@
         $(call all-java-files-under, src) \
         src/com/android/settings/EventLogTags.logtags
 
-LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res
+LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res \
+    frameworks/support/v7/preference/res \
+    frameworks/support/v14/preference/res \
+    frameworks/support/v7/appcompat/res \
+    frameworks/support/v7/recyclerview/res
 
 LOCAL_PACKAGE_NAME := Settings
 LOCAL_CERTIFICATE := platform
@@ -18,6 +29,9 @@
 
 LOCAL_PROGUARD_FLAG_FILES := proguard.flags
 
+LOCAL_AAPT_FLAGS := --auto-add-overlay \
+    --extra-packages android.support.v7.preference:android.support.v14.preference:android.support.v17.preference:android.support.v7.appcompat:android.support.v7.recyclerview
+
 ifneq ($(INCREMENTAL_BUILDS),)
     LOCAL_PROGUARD_ENABLED := disabled
     LOCAL_JACK_ENABLED := incremental
diff --git a/res/layout/dream_info_row.xml b/res/layout/dream_info_row.xml
index 7ed26cb..1a4dc8e 100644
--- a/res/layout/dream_info_row.xml
+++ b/res/layout/dream_info_row.xml
@@ -13,75 +13,66 @@
      See the License for the specific language governing permissions and
      limitations under the License.
 -->
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
     android:paddingStart="?android:attr/listPreferredItemPaddingStart"
-    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd">
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
+    android:clickable="true"
+    android:focusable="true"
+    android:orientation="horizontal"
+    android:background="?android:attr/selectableItemBackground" >
 
-    <!-- Dream selectable row (icon, caption, radio button) -->
+    <!-- Dream icon -->
 
-    <RelativeLayout
-        android:id="@android:id/widget_frame"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_toStartOf="@+id/divider"
-        android:clickable="true"
-        android:focusable="true"
-        android:background="?android:attr/selectableItemBackground" >
+    <ImageView
+        android:id="@android:id/icon"
+        android:layout_width="@android:dimen/app_icon_size"
+        android:layout_height="@android:dimen/app_icon_size"
+        android:layout_centerVertical="true"
+        android:layout_marginBottom="10dp"
+        android:layout_marginStart="0dp"
+        android:layout_marginEnd="6dp"
+        android:layout_marginTop="10dp"
+        android:contentDescription="@null"
+        android:maxHeight="@android:dimen/app_icon_size"
+        android:maxWidth="@android:dimen/app_icon_size"
+        android:scaleType="fitCenter" />
 
-        <!-- Dream icon -->
+    <!-- Dream caption -->
 
-        <ImageView
-            android:id="@android:id/icon"
-            android:layout_width="@android:dimen/app_icon_size"
-            android:layout_height="@android:dimen/app_icon_size"
-            android:layout_centerVertical="true"
-            android:layout_marginBottom="10dp"
-            android:layout_marginStart="0dp"
-            android:layout_marginEnd="6dp"
-            android:layout_marginTop="10dp"
-            android:contentDescription="@null"
-            android:maxHeight="@android:dimen/app_icon_size"
-            android:maxWidth="@android:dimen/app_icon_size"
-            android:scaleType="fitCenter" />
+    <TextView
+        android:id="@android:id/title"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_weight="1"
+        android:layout_centerVertical="true"
+        android:ellipsize="end"
+        android:singleLine="true"
+        android:gravity="center_vertical"
+        android:textAppearance="?android:attr/textAppearanceMedium"
+        android:textAlignment="viewStart"
+        android:labelFor="@android:id/button2" />
 
-        <!-- Dream caption -->
+    <!-- Dream radio button -->
 
-        <TextView
-            android:id="@android:id/title"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_centerVertical="true"
-            android:layout_toStartOf="@android:id/button1"
-            android:layout_toEndOf="@android:id/icon"
-            android:ellipsize="end"
-            android:singleLine="true"
-            android:textAppearance="?android:attr/textAppearanceMedium"
-            android:textAlignment="viewStart"
-            android:labelFor="@android:id/button2" />
-
-        <!-- Dream radio button -->
-
-        <RadioButton
-            android:id="@android:id/button1"
-            android:layout_width="wrap_content"
-            android:layout_height="match_parent"
-            android:layout_alignParentEnd="true"
-            android:layout_centerVertical="true"
-            android:duplicateParentState="true"
-            android:clickable="false"
-            android:focusable="false" />
-    </RelativeLayout>
+    <RadioButton
+        android:id="@android:id/button1"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_alignParentEnd="true"
+        android:layout_centerVertical="true"
+        android:duplicateParentState="true"
+        android:clickable="false"
+        android:focusable="false" />
 
     <!-- Divider -->
 
     <ImageView
-        android:id="@id/divider"
+        android:id="@+id/divider"
         android:layout_width="wrap_content"
         android:layout_height="match_parent"
         android:layout_centerVertical="true"
-        android:layout_toStartOf="@android:id/button2"
         android:contentDescription="@null"
         android:src="@drawable/nav_divider" />
 
@@ -91,9 +82,6 @@
         android:id="@android:id/button2"
         android:layout_width="wrap_content"
         android:layout_height="match_parent"
-        android:layout_alignBottom="@android:id/widget_frame"
-        android:layout_alignParentEnd="true"
-        android:layout_alignTop="@android:id/widget_frame"
         android:layout_centerVertical="true"
         android:layout_margin="0dip"
         android:background="?android:attr/selectableItemBackground"
@@ -103,4 +91,4 @@
         android:focusable="true"
         android:src="@drawable/ic_bt_config" />
 
-</RelativeLayout>
+</LinearLayout>
diff --git a/res/layout/layout_preference_frame.xml b/res/layout/layout_preference_frame.xml
new file mode 100644
index 0000000..eec3d7a
--- /dev/null
+++ b/res/layout/layout_preference_frame.xml
@@ -0,0 +1,18 @@
+<!--
+     Copyright (C) 2015 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content" />
diff --git a/res/layout/notification_log_row.xml b/res/layout/notification_log_row.xml
index cf8b112..d7f57c6 100644
--- a/res/layout/notification_log_row.xml
+++ b/res/layout/notification_log_row.xml
@@ -120,4 +120,4 @@
             />
 
     </LinearLayout>
-</LinearLayout>
\ No newline at end of file
+</LinearLayout>
diff --git a/res/layout/preference_list_fragment.xml b/res/layout/preference_list_fragment.xml
index 2e9299c..7eb1511 100644
--- a/res/layout/preference_list_fragment.xml
+++ b/res/layout/preference_list_fragment.xml
@@ -29,11 +29,13 @@
                  android:layout_height="wrap_content"
                  android:visibility="gone" />
 
-    <FrameLayout android:layout_height="0px"
+         <FrameLayout
+                 android:id="@id/list_container"
+                 android:layout_height="0px"
                  android:layout_weight="1"
                  android:layout_width="match_parent">
 
-        <ListView android:id="@android:id/list"
+        <ListView android:id="@+id/backup_list"
                   style="@style/PreferenceFragmentListSinglePane"
                   android:layout_width="match_parent"
                   android:layout_height="match_parent"
@@ -45,6 +47,7 @@
                   android:clipToPadding="false"
                   android:drawSelectorOnTop="false"
                   android:elevation="@dimen/dashboard_category_elevation"
+                  android:visibility="gone"
                   android:scrollbarAlwaysDrawVerticalTrack="true" />
 
         <include layout="@layout/loading_container" />
diff --git a/res/layout/preference_material_settings.xml b/res/layout/preference_material_settings.xml
index f2dd2e1..b8a00f2 100644
--- a/res/layout/preference_material_settings.xml
+++ b/res/layout/preference_material_settings.xml
@@ -27,7 +27,7 @@
     android:clipToPadding="false">
 
     <LinearLayout
-        android:id="@*android:id/icon_frame"
+        android:id="@id/icon_frame"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:minWidth="60dp"
diff --git a/res/layout/space_preference.xml b/res/layout/space_preference.xml
new file mode 100644
index 0000000..78f3637
--- /dev/null
+++ b/res/layout/space_preference.xml
@@ -0,0 +1,18 @@
+<!--
+     Copyright (C) 2015 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<Space xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content" />
diff --git a/res/values/attrs.xml b/res/values/attrs.xml
index a08b2e8..62c34ea 100644
--- a/res/values/attrs.xml
+++ b/res/values/attrs.xml
@@ -19,7 +19,7 @@
         <attr name="state_encrypted" format="boolean" />
     </declare-styleable>
     <declare-styleable name="IconPreferenceScreen">
-        <attr name="icon" format="reference" />
+        <attr name="icon" />
     </declare-styleable>
 
     <declare-styleable name="BatteryHistoryChart">
diff --git a/res/values/themes.xml b/res/values/themes.xml
index b1bf390..0aac316 100644
--- a/res/values/themes.xml
+++ b/res/values/themes.xml
@@ -89,6 +89,7 @@
     <style name="Theme.SettingsBase" parent="@android:style/Theme.Material.Settings" />
 
     <style name="Theme.Settings" parent="Theme.SettingsBase">
+        <item name="preferenceTheme">@style/PreferenceThemeOverlay.v14.Material</item>
         <item name="@*android:preferenceStyle">@style/Preference</item>
         <item name="@*android:preferenceHeaderPanelStyle">@style/PreferenceHeaderPanelSinglePane</item>
         <item name="@*android:preferencePanelStyle">@style/PreferencePanelSinglePane</item>
@@ -171,6 +172,7 @@
     </style>
 
     <style name="Theme.SubSettingsDialogWhenLarge" parent="Theme.DialogWhenLarge">
+        <item name="preferenceTheme">@style/PreferenceThemeOverlay.v14.Material</item>
         <item name="android:actionBarWidgetTheme">@null</item>
         <item name="android:actionBarTheme">@android:style/ThemeOverlay.Material.Dark.ActionBar</item>
 
@@ -188,7 +190,7 @@
         <item name="android:actionBarStyle">@style/Theme.ActionBar</item>
     </style>
 
-    <style name="Theme.NotificationStation" parent="@android:style/Theme.Material">
+    <style name="Theme.NotificationStation" parent="@style/Theme.Settings">
         <!-- Redefine the ActionBar style for contentInsetStart -->
         <item name="android:actionBarStyle">@style/Theme.ActionBar.SubSettings</item>
         <item name="@*android:actionBarSize">@dimen/actionbar_size</item>
diff --git a/res/xml/device_info_settings.xml b/res/xml/device_info_settings.xml
index 1372ce7..e52712d 100644
--- a/res/xml/device_info_settings.xml
+++ b/res/xml/device_info_settings.xml
@@ -67,49 +67,57 @@
 
         <!-- Device hardware model -->
         <Preference android:key="device_model"
-                style="?android:preferenceInformationStyle"
+                android:enabled="false"
+                android:shouldDisableView="false"
                 android:title="@string/model_number"
                 android:summary="@string/device_info_default"/>
 
         <!-- Device firmware version -->
         <Preference android:key="firmware_version"
-                style="?android:preferenceInformationStyle"
+                android:enabled="false"
+                android:shouldDisableView="false"
                 android:title="@string/firmware_version"
                 android:summary="@string/device_info_default"/>
 
         <!-- Security patch level -->
         <Preference android:key="security_patch"
-                style="?android:preferenceInformationStyle"
+                android:enabled="false"
+                android:shouldDisableView="false"
                 android:title="@string/security_patch"
                 android:summary="@string/device_info_default"/>
 
         <!-- Device FCC equipment id -->
         <Preference android:key="fcc_equipment_id"
-                style="?android:preferenceInformationStyle"
+                android:enabled="false"
+                android:shouldDisableView="false"
                 android:title="@string/fcc_equipment_id"
                 android:summary="@string/device_info_default"/>
 
         <!-- Device Baseband version -->
         <Preference android:key="baseband_version"
-                style="?android:preferenceInformationStyle"
+                android:enabled="false"
+                android:shouldDisableView="false"
                 android:title="@string/baseband_version"
                 android:summary="@string/device_info_default"/>
 
         <!-- Device Kernel version -->
         <Preference android:key="kernel_version"
-                style="?android:preferenceInformationStyle"
+                android:enabled="false"
+                android:shouldDisableView="false"
                 android:title="@string/kernel_version"
                 android:summary="@string/device_info_default"/>
 
         <!-- Detailed build version -->
         <Preference android:key="build_number"
-                style="?android:preferenceInformationStyle"
+                android:enabled="false"
+                android:shouldDisableView="false"
                 android:title="@string/build_number"
                 android:summary="@string/device_info_default"/>
 
         <!-- SELinux status information -->
         <Preference android:key="selinux_status"
-                style="?android:preferenceInformationStyle"
+                android:enabled="false"
+                android:shouldDisableView="false"
                 android:title="@string/selinux_status"
                 android:summary="@string/selinux_status_enforcing"/>
 
diff --git a/res/xml/device_info_sim_status.xml b/res/xml/device_info_sim_status.xml
index 9e9444d..71fd5c6 100644
--- a/res/xml/device_info_sim_status.xml
+++ b/res/xml/device_info_sim_status.xml
@@ -18,61 +18,71 @@
         android:title="@string/sim_status_title">
 
     <Preference android:key="operator_name"
-        style="?android:attr/preferenceInformationStyle"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_operator"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
 
     <Preference android:key="signal_strength"
-        style="?android:attr/preferenceInformationStyle"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_signal_strength"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
 
     <Preference android:key="network_type"
-        style="?android:attr/preferenceInformationStyle"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_network_type"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
 
     <Preference android:key="latest_area_info"
-        style="?android:attr/preferenceInformationStyle"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_latest_area_info"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
 
     <Preference android:key="service_state"
-        style="?android:attr/preferenceInformationStyle"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_service_state"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
 
     <Preference android:key="roaming_state"
-        style="?android:attr/preferenceInformationStyle"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_roaming"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
 
     <Preference android:key="data_state"
-        style="?android:attr/preferenceInformationStyle"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_data_state"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
 
     <Preference android:key="number"
-        style="?android:attr/preferenceInformationStyle"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_number"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
 
     <Preference android:key="imei"
-        style="?android:attr/preferenceInformationStyle"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_imei"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
 
     <Preference android:key="imei_sv"
-        style="?android:attr/preferenceInformationStyle"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_imei_sv"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
diff --git a/res/xml/device_info_status.xml b/res/xml/device_info_status.xml
index fc6016f..2cb5c6d 100644
--- a/res/xml/device_info_status.xml
+++ b/res/xml/device_info_status.xml
@@ -17,13 +17,15 @@
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
         android:title="@string/device_status_activity_title">
 
-    <Preference android:key="battery_status"
-        style="?android:attr/preferenceInformationStyle"
+    <com.android.settings.CopyablePreference android:key="battery_status"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/battery_status_title"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
-    <Preference android:key="battery_level"
-        style="?android:attr/preferenceInformationStyle"
+    <com.android.settings.CopyablePreference android:key="battery_level"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/battery_level_title"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
@@ -39,33 +41,39 @@
         <intent android:targetPackage="com.android.settings"
             android:targetClass="com.android.settings.deviceinfo.ImeiInformation" />
     </PreferenceScreen>
-    <Preference android:key="wifi_ip_address"
-        style="?android:attr/preferenceInformationStyle"
+    <com.android.settings.CopyablePreference android:key="wifi_ip_address"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/wifi_advanced_ip_address_title"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
-    <Preference android:key="wifi_mac_address"
-        style="?android:attr/preferenceInformationStyle"
+    <com.android.settings.CopyablePreference android:key="wifi_mac_address"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_wifi_mac_address"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
-    <Preference android:key="bt_address"
-        style="?android:attr/preferenceInformationStyle"
+    <com.android.settings.CopyablePreference android:key="bt_address"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_bt_address"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
-    <Preference android:key="serial_number"
-        style="?android:attr/preferenceInformationStyle"
+    <com.android.settings.CopyablePreference android:key="serial_number"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_serial_number"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
-    <Preference android:key="up_time"
-        style="?android:attr/preferenceInformationStyle"
+    <com.android.settings.CopyablePreference android:key="up_time"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_up_time"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
-    <Preference android:key="wimax_mac_address"
-        style="?android:attr/preferenceInformationStyle"
+    <com.android.settings.CopyablePreference android:key="wimax_mac_address"
+        android:enabled="false"
+        android:shouldDisableView="false"
         android:title="@string/status_wimax_mac_address"
         android:summary="@string/device_info_not_available"
         android:persistent="false" />
diff --git a/res/xml/print_job_settings.xml b/res/xml/print_job_settings.xml
index a78cec1..5550478 100644
--- a/res/xml/print_job_settings.xml
+++ b/res/xml/print_job_settings.xml
@@ -24,7 +24,8 @@
 
     <Preference
             android:key="print_job_message_preference"
-            android:layout="@layout/print_job_summary">
+            android:layout="@layout/print_job_summary"
+            android:selectable="false">
     </Preference>
 
 </PreferenceScreen>
diff --git a/res/xml/security_settings_encrypted.xml b/res/xml/security_settings_encrypted.xml
index 2399243..391f0fe 100644
--- a/res/xml/security_settings_encrypted.xml
+++ b/res/xml/security_settings_encrypted.xml
@@ -22,7 +22,8 @@
         android:title="@string/crypt_keeper_settings_title">
 
         <Preference
-            style="?android:preferenceInformationStyle"
+            android:enabled="false"
+            android:shouldDisableView="false"
             android:key="crypt_keeper_encrypt_title"
             android:title="@string/crypt_keeper_encrypt_title"
             android:summary="@string/crypt_keeper_encrypted_summary"/>
diff --git a/res/xml/security_settings_misc.xml b/res/xml/security_settings_misc.xml
index a010a88..62b6fa3 100644
--- a/res/xml/security_settings_misc.xml
+++ b/res/xml/security_settings_misc.xml
@@ -66,7 +66,8 @@
 
         <Preference android:key="credential_storage_type"
                 android:title="@string/credential_storage_type"
-                style="?android:attr/preferenceInformationStyle"
+                android:enabled="false"
+                android:shouldDisableView="false"
                 android:persistent="false" />
 
         <Preference android:key="trusted_credentials"
diff --git a/res/xml/tts_settings.xml b/res/xml/tts_settings.xml
index ab132df..3e5e097 100644
--- a/res/xml/tts_settings.xml
+++ b/res/xml/tts_settings.xml
@@ -39,7 +39,8 @@
          android:summary="@string/tts_play_example_summary" />
 
     <Preference android:key="tts_status"
-         style="?android:attr/preferenceInformationStyle"
+         android:enabled="false"
+         android:shouldDisableView="false"
          android:persistent="false"
          android:title="@string/tts_status_title"/>
 </PreferenceScreen>
diff --git a/src/com/android/settings/AccessiblePreferenceCategory.java b/src/com/android/settings/AccessiblePreferenceCategory.java
index 7784c16..7145999 100644
--- a/src/com/android/settings/AccessiblePreferenceCategory.java
+++ b/src/com/android/settings/AccessiblePreferenceCategory.java
@@ -17,8 +17,8 @@
 package com.android.settings;
 
 import android.content.Context;
-import android.preference.PreferenceCategory;
-import android.view.View;
+import android.support.v7.preference.PreferenceCategory;
+import android.support.v7.preference.PreferenceViewHolder;
 
 /**
  * Preference category that accepts a content description for accessibility.
@@ -35,9 +35,9 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
-        view.setContentDescription(mContentDescription);
+        view.itemView.setContentDescription(mContentDescription);
     }
 }
diff --git a/src/com/android/settings/AccountPreference.java b/src/com/android/settings/AccountPreference.java
index 64685c0..fe39244 100644
--- a/src/com/android/settings/AccountPreference.java
+++ b/src/com/android/settings/AccountPreference.java
@@ -16,16 +16,16 @@
 
 package com.android.settings;
 
-import java.util.ArrayList;
-
 import android.accounts.Account;
 import android.content.Context;
 import android.graphics.drawable.Drawable;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.Log;
-import android.view.View;
 import android.widget.ImageView;
 
+import java.util.ArrayList;
+
 /**
  * AccountPreference is used to display a username, status and provider icon for an account on
  * the device.
@@ -68,8 +68,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
         if (!mShowTypeIcon) {
             mSyncStatusIcon = (ImageView) view.findViewById(android.R.id.icon);
             mSyncStatusIcon.setImageResource(getSyncStatusIcon(mStatus));
diff --git a/src/com/android/settings/ActivityPicker.java b/src/com/android/settings/ActivityPicker.java
index 7c26923..2c3436f 100644
--- a/src/com/android/settings/ActivityPicker.java
+++ b/src/com/android/settings/ActivityPicker.java
@@ -16,22 +16,18 @@
 
 package com.android.settings;
 
-import android.graphics.ColorFilter;
-import android.util.DisplayMetrics;
-import com.android.internal.app.AlertActivity;
-import com.android.internal.app.AlertController;
-
 import android.app.Activity;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.Intent.ShortcutIconResource;
 import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
 import android.content.pm.PackageManager.NameNotFoundException;
+import android.content.pm.ResolveInfo;
 import android.content.res.Resources;
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
+import android.graphics.ColorFilter;
 import android.graphics.Paint;
 import android.graphics.PaintFlagsDrawFilter;
 import android.graphics.PixelFormat;
@@ -41,12 +37,16 @@
 import android.graphics.drawable.PaintDrawable;
 import android.os.Bundle;
 import android.os.Parcelable;
+import android.util.DisplayMetrics;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.BaseAdapter;
 import android.widget.TextView;
 
+import com.android.internal.app.AlertActivity;
+import com.android.internal.app.AlertController;
+
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
diff --git a/src/com/android/settings/AirplaneModeEnabler.java b/src/com/android/settings/AirplaneModeEnabler.java
index 39f6114..6cc0d60 100644
--- a/src/com/android/settings/AirplaneModeEnabler.java
+++ b/src/com/android/settings/AirplaneModeEnabler.java
@@ -23,9 +23,9 @@
 import android.os.Message;
 import android.os.SystemProperties;
 import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.SwitchPreference;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.telephony.PhoneStateIntentReceiver;
diff --git a/src/com/android/settings/ApnEditor.java b/src/com/android/settings/ApnEditor.java
index 8299c67..e785abb 100644
--- a/src/com/android/settings/ApnEditor.java
+++ b/src/com/android/settings/ApnEditor.java
@@ -26,13 +26,12 @@
 import android.database.Cursor;
 import android.net.Uri;
 import android.os.Bundle;
-import android.preference.EditTextPreference;
-import android.preference.ListPreference;
-import android.preference.MultiSelectListPreference;
-import android.preference.Preference;
-import android.preference.PreferenceActivity;
-import android.preference.SwitchPreference;
 import android.provider.Telephony;
+import android.support.v14.preference.MultiSelectListPreference;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.EditTextPreference;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
 import android.telephony.ServiceState;
 import android.telephony.SubscriptionManager;
 import android.telephony.TelephonyManager;
@@ -41,6 +40,7 @@
 import android.view.KeyEvent;
 import android.view.Menu;
 import android.view.MenuItem;
+
 import com.android.internal.logging.MetricsLogger;
 
 import java.util.HashSet;
diff --git a/src/com/android/settings/ApnPreference.java b/src/com/android/settings/ApnPreference.java
index 1e29d22..a6ab8b7 100644
--- a/src/com/android/settings/ApnPreference.java
+++ b/src/com/android/settings/ApnPreference.java
@@ -20,12 +20,12 @@
 import android.content.Context;
 import android.content.Intent;
 import android.net.Uri;
-import android.preference.Preference;
 import android.provider.Telephony;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
 import android.util.Log;
 import android.view.View;
-import android.view.ViewGroup;
 import android.view.View.OnClickListener;
 import android.widget.CompoundButton;
 import android.widget.RadioButton;
@@ -53,8 +53,8 @@
     private boolean mSelectable = true;
 
     @Override
-    public View getView(View convertView, ViewGroup parent) {
-        View view = super.getView(convertView, parent);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
         View widget = view.findViewById(R.id.apn_radiobutton);
         if ((widget != null) && widget instanceof RadioButton) {
@@ -81,8 +81,6 @@
         if ((textLayout != null) && textLayout instanceof RelativeLayout) {
             textLayout.setOnClickListener(this);
         }
-
-        return view;
     }
 
     public boolean isChecked() {
diff --git a/src/com/android/settings/ApnSettings.java b/src/com/android/settings/ApnSettings.java
index 67069c6..df5179f 100644
--- a/src/com/android/settings/ApnSettings.java
+++ b/src/com/android/settings/ApnSettings.java
@@ -34,15 +34,15 @@
 import android.os.Looper;
 import android.os.Message;
 import android.os.PersistableBundle;
-import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
 import android.provider.Telephony;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceScreen;
 import android.telephony.CarrierConfigManager;
 import android.telephony.SubscriptionInfo;
 import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyManager;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.Menu;
@@ -58,8 +58,6 @@
 import com.android.internal.telephony.uicc.IccRecords;
 import com.android.internal.telephony.uicc.UiccController;
 
-import android.telephony.TelephonyManager;
-
 import java.util.ArrayList;
 
 public class ApnSettings extends SettingsPreferenceFragment implements
@@ -180,19 +178,17 @@
         TextView empty = (TextView) getView().findViewById(android.R.id.empty);
         if (empty != null) {
             empty.setText(R.string.apn_settings_not_available);
-            getListView().setEmptyView(empty);
+            setEmptyView(empty);
         }
 
         if (mUm.hasUserRestriction(UserManager.DISALLOW_CONFIG_MOBILE_NETWORKS)
                 || !mUm.isAdminUser()) {
             mUnavailable = true;
-            setPreferenceScreen(new PreferenceScreen(getActivity(), null));
+            setPreferenceScreen(new PreferenceScreen(getPrefContext(), null));
             return;
         }
 
         addPreferencesFromResource(R.xml.apn_settings);
-
-        getListView().setItemsCanFocus(true);
     }
 
     @Override
@@ -270,7 +266,7 @@
                 String mvnoType = cursor.getString(MVNO_TYPE_INDEX);
                 String mvnoMatchData = cursor.getString(MVNO_MATCH_DATA_INDEX);
 
-                ApnPreference pref = new ApnPreference(getActivity());
+                ApnPreference pref = new ApnPreference(getPrefContext());
 
                 pref.setKey(key);
                 pref.setTitle(name);
@@ -365,7 +361,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         int pos = Integer.parseInt(preference.getKey());
         Uri url = ContentUris.withAppendedId(Telephony.Carriers.CONTENT_URI, pos);
         startActivity(new Intent(Intent.ACTION_EDIT, url));
diff --git a/src/com/android/settings/AppListPreference.java b/src/com/android/settings/AppListPreference.java
index d5e0c3b..c480d5a 100644
--- a/src/com/android/settings/AppListPreference.java
+++ b/src/com/android/settings/AppListPreference.java
@@ -17,15 +17,15 @@
 package com.android.settings;
 
 import android.app.Activity;
-import android.app.AlertDialog.Builder;
+import android.app.AlertDialog;
 import android.content.Context;
+import android.content.DialogInterface;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.graphics.drawable.Drawable;
 import android.os.Parcel;
 import android.os.Parcelable;
-import android.preference.ListPreference;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -43,7 +43,7 @@
  * because the names of applications are very similar and the user may not be able to determine what
  * app they are selecting without an icon.
  */
-public class AppListPreference extends ListPreference {
+public class AppListPreference extends CustomListPreference {
 
     public static final String ITEM_NONE_VALUE = "";
 
@@ -63,7 +63,7 @@
 
         @Override
         public View getView(int position, View convertView, ViewGroup parent) {
-            LayoutInflater inflater = ((Activity)getContext()).getLayoutInflater();
+            LayoutInflater inflater = LayoutInflater.from(getContext());
             View view = inflater.inflate(R.layout.app_preference_item, parent, false);
             TextView textView = (TextView) view.findViewById(R.id.app_label);
             textView.setText(getItem(position));
@@ -141,9 +141,9 @@
     }
 
     @Override
-    protected void onPrepareDialogBuilder(Builder builder) {
-        builder.setAdapter(createListAdapter(), this);
-        super.onPrepareDialogBuilder(builder);
+    protected void onPrepareDialogBuilder(AlertDialog.Builder builder,
+            DialogInterface.OnClickListener listener) {
+        builder.setAdapter(createListAdapter(), listener);
     }
 
     @Override
diff --git a/src/com/android/settings/AppListPreferenceWithSettings.java b/src/com/android/settings/AppListPreferenceWithSettings.java
index bbbd332..f14b982 100644
--- a/src/com/android/settings/AppListPreferenceWithSettings.java
+++ b/src/com/android/settings/AppListPreferenceWithSettings.java
@@ -3,6 +3,7 @@
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
 import android.view.View;
 import android.view.ViewGroup;
@@ -21,8 +22,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
         mSettingsIcon = view.findViewById(R.id.settings_button);
         mSettingsIcon.setOnClickListener(new View.OnClickListener() {
diff --git a/src/com/android/settings/AppListSwitchPreference.java b/src/com/android/settings/AppListSwitchPreference.java
index f9f1ba0..cb656d1 100644
--- a/src/com/android/settings/AppListSwitchPreference.java
+++ b/src/com/android/settings/AppListSwitchPreference.java
@@ -1,10 +1,9 @@
 package com.android.settings;
 
 import android.content.Context;
-import android.os.Bundle;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
 import android.util.Log;
-import android.view.View;
 import android.widget.Checkable;
 
 /**
@@ -23,14 +22,14 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
         mSwitch = (Checkable) view.findViewById(com.android.internal.R.id.switchWidget);
         mSwitch.setChecked(getValue() != null);
     }
 
     @Override
-    protected void showDialog(Bundle state) {
+    protected void onClick() {
         if (getValue() != null) {
             // Turning off the current value.
             if (callChangeListener(null)) {
@@ -45,7 +44,7 @@
                 setValue(value);
             }
         } else {
-            super.showDialog(state);
+            super.onClick();
         }
     }
 
diff --git a/src/com/android/settings/AppPicker.java b/src/com/android/settings/AppPicker.java
index 04e48ff..3c85bf5 100644
--- a/src/com/android/settings/AppPicker.java
+++ b/src/com/android/settings/AppPicker.java
@@ -16,20 +16,12 @@
 
 package com.android.settings;
 
-import java.text.Collator;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.Comparator;
-import java.util.List;
-
-import android.content.pm.PackageInfo;
-import android.content.pm.PackageManager;
-import com.android.settings.applications.AppViewHolder;
-
 import android.app.ListActivity;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.Process;
@@ -39,6 +31,14 @@
 import android.widget.ArrayAdapter;
 import android.widget.ListView;
 
+import com.android.settings.applications.AppViewHolder;
+
+import java.text.Collator;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.List;
+
 public class AppPicker extends ListActivity {
     private AppListAdapter mAdapter;
 
diff --git a/src/com/android/settings/AppProgressPreference.java b/src/com/android/settings/AppProgressPreference.java
index cd157d1..1329878 100644
--- a/src/com/android/settings/AppProgressPreference.java
+++ b/src/com/android/settings/AppProgressPreference.java
@@ -16,8 +16,8 @@
 package com.android.settings;
 
 import android.content.Context;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
-import android.view.View;
 import android.widget.ProgressBar;
 
 public class AppProgressPreference extends TintablePreference {
@@ -36,8 +36,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
         final ProgressBar progress = (ProgressBar) view.findViewById(android.R.id.progress);
         progress.setProgress(mProgress);
diff --git a/src/com/android/settings/ApplicationSettings.java b/src/com/android/settings/ApplicationSettings.java
index 9e010b6..486b8c0 100644
--- a/src/com/android/settings/ApplicationSettings.java
+++ b/src/com/android/settings/ApplicationSettings.java
@@ -18,16 +18,16 @@
 
 import android.content.Intent;
 import android.os.Bundle;
-import android.preference.CheckBoxPreference;
-import android.preference.ListPreference;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.PreferenceScreen;
 import android.provider.Settings;
+import android.support.v7.preference.CheckBoxPreference;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+
 import com.android.internal.logging.MetricsLogger;
 
 public class ApplicationSettings extends SettingsPreferenceFragment {
-    
+
     private static final String KEY_TOGGLE_ADVANCED_SETTINGS = "toggle_advanced_settings";
     private static final String KEY_APP_INSTALL_LOCATION = "app_install_location";
 
@@ -101,17 +101,17 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (preference == mToggleAdvancedSettings) {
             boolean value = mToggleAdvancedSettings.isChecked();
             setAdvancedSettingsEnabled(value);
         }
 
-        return super.onPreferenceTreeClick(preferenceScreen, preference);
+        return super.onPreferenceTreeClick(preference);
     }
 
     private boolean isAdvancedSettingsEnabled() {
-        return Settings.System.getInt(getContentResolver(), 
+        return Settings.System.getInt(getContentResolver(),
                                       Settings.System.ADVANCED_SETTINGS,
                                       Settings.System.ADVANCED_SETTINGS_DEFAULT) > 0;
     }
diff --git a/src/com/android/settings/BandMode.java b/src/com/android/settings/BandMode.java
index 81e8b49..c145381 100644
--- a/src/com/android/settings/BandMode.java
+++ b/src/com/android/settings/BandMode.java
@@ -2,20 +2,21 @@
 
 import android.app.Activity;
 import android.app.AlertDialog;
+import android.content.DialogInterface;
+import android.os.AsyncResult;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.Message;
+import android.util.Log;
+import android.view.View;
+import android.view.Window;
+import android.view.WindowManager;
+import android.widget.AdapterView;
+import android.widget.ArrayAdapter;
+import android.widget.ListView;
+
 import com.android.internal.telephony.Phone;
 import com.android.internal.telephony.PhoneFactory;
-import android.os.Bundle;
-import android.os.Message;
-import android.os.Handler;
-import android.os.AsyncResult;
-import android.util.Log;
-import android.content.DialogInterface;
-import android.view.View;
-import android.view.WindowManager;
-import android.view.Window;
-import android.widget.ListView;
-import android.widget.ArrayAdapter;
-import android.widget.AdapterView;
 
 
 /**
diff --git a/src/com/android/settings/BrightnessPreference.java b/src/com/android/settings/BrightnessPreference.java
index 7d60e7f..af17bb1 100644
--- a/src/com/android/settings/BrightnessPreference.java
+++ b/src/com/android/settings/BrightnessPreference.java
@@ -19,7 +19,7 @@
 import android.content.Context;
 import android.content.Intent;
 import android.os.UserHandle;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
 import android.util.AttributeSet;
 
 public class BrightnessPreference extends Preference {
diff --git a/src/com/android/settings/BugreportPreference.java b/src/com/android/settings/BugreportPreference.java
index ba58ef4..24af284 100644
--- a/src/com/android/settings/BugreportPreference.java
+++ b/src/com/android/settings/BugreportPreference.java
@@ -19,41 +19,23 @@
 import android.app.AlertDialog.Builder;
 import android.content.Context;
 import android.content.DialogInterface;
-import android.os.Bundle;
 import android.os.SystemProperties;
-import android.preference.DialogPreference;
 import android.util.AttributeSet;
-import android.view.View;
 
-public class BugreportPreference extends DialogPreference {
+public class BugreportPreference extends CustomDialogPreference {
     public BugreportPreference(Context context, AttributeSet attrs) {
         super(context, attrs);
     }
 
     @Override
-    protected void onPrepareDialogBuilder(Builder builder) {
-        super.onPrepareDialogBuilder(builder);
-        builder.setPositiveButton(com.android.internal.R.string.report, this);
+    protected void onPrepareDialogBuilder(Builder builder, DialogInterface.OnClickListener listener) {
+        super.onPrepareDialogBuilder(builder, listener);
+        builder.setPositiveButton(com.android.internal.R.string.report, listener);
         builder.setMessage(com.android.internal.R.string.bugreport_message);
     }
 
     @Override
-    protected void showDialog(Bundle state) {
-        super.showDialog(state);
-    }
-
-    @Override
-    protected void onBindDialogView(View view) {
-        super.onBindDialogView(view);
-    }
-
-    @Override
-    protected void onDialogClosed(boolean positiveResult) {
-        super.onDialogClosed(positiveResult);
-    }
-
-    @Override
-    public void onClick(DialogInterface dialog, int which) {
+    protected void onClick(DialogInterface dialog, int which) {
         if (which == DialogInterface.BUTTON_POSITIVE) {
             SystemProperties.set("ctl.start", "bugreport");
         }
diff --git a/src/com/android/settings/CancellablePreference.java b/src/com/android/settings/CancellablePreference.java
index ab723ca..eb67f87 100644
--- a/src/com/android/settings/CancellablePreference.java
+++ b/src/com/android/settings/CancellablePreference.java
@@ -16,7 +16,8 @@
 package com.android.settings;
 
 import android.content.Context;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
 import android.view.View;
 import android.view.View.OnClickListener;
@@ -47,8 +48,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
         ImageView cancel = (ImageView) view.findViewById(R.id.cancel);
         cancel.setVisibility(mCancellable ? View.VISIBLE : View.INVISIBLE);
diff --git a/src/com/android/settings/ChooseLockGeneric.java b/src/com/android/settings/ChooseLockGeneric.java
index 8c0b0b6..6fb7579 100644
--- a/src/com/android/settings/ChooseLockGeneric.java
+++ b/src/com/android/settings/ChooseLockGeneric.java
@@ -27,21 +27,19 @@
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
-import android.os.Bundle;
-import android.os.Process;
-import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
-import android.security.KeyStore;
 import android.hardware.fingerprint.Fingerprint;
 import android.hardware.fingerprint.FingerprintManager;
 import android.hardware.fingerprint.FingerprintManager.RemovalCallback;
+import android.os.Bundle;
+import android.os.Process;
+import android.os.UserHandle;
+import android.security.KeyStore;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
 import android.util.EventLog;
 import android.util.Log;
-import android.view.LayoutInflater;
 import android.view.View;
 import android.view.accessibility.AccessibilityManager;
-import android.widget.ListView;
 import android.widget.Toast;
 
 import com.android.internal.logging.MetricsLogger;
@@ -181,17 +179,12 @@
         public void onViewCreated(View view, Bundle savedInstanceState) {
             super.onViewCreated(view, savedInstanceState);
             if (mForFingerprint) {
-                final LayoutInflater inflater = LayoutInflater.from(getContext());
-                final ListView listView = getListView();
-                final View fingerprintHeader = inflater.inflate(
-                        R.layout.choose_lock_generic_fingerprint_header, listView, false);
-                listView.addHeaderView(fingerprintHeader, null, false);
+                setHeaderView(R.layout.choose_lock_generic_fingerprint_header);
             }
         }
 
         @Override
-        public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen,
-                Preference preference) {
+        public boolean onPreferenceTreeClick(Preference preference) {
             final String key = preference.getKey();
 
             if (!isUnlockMethodSecure(key) && mLockPatternUtils.isSecure(UserHandle.myUserId())) {
diff --git a/src/com/android/settings/ChooseLockPassword.java b/src/com/android/settings/ChooseLockPassword.java
index 54c3620..3760ef7 100644
--- a/src/com/android/settings/ChooseLockPassword.java
+++ b/src/com/android/settings/ChooseLockPassword.java
@@ -16,14 +16,6 @@
 
 package com.android.settings;
 
-import com.android.internal.logging.MetricsLogger;
-import com.android.internal.widget.LockPatternUtils;
-import com.android.internal.widget.PasswordEntryKeyboardHelper;
-import com.android.internal.widget.PasswordEntryKeyboardView;
-import com.android.internal.widget.TextViewInputDisabler;
-import com.android.internal.widget.LockPatternUtils.RequestThrottledException;
-import com.android.settings.notification.RedactionInterstitial;
-
 import android.app.Activity;
 import android.app.Fragment;
 import android.app.admin.DevicePolicyManager;
@@ -44,13 +36,21 @@
 import android.view.KeyEvent;
 import android.view.LayoutInflater;
 import android.view.View;
-import android.view.ViewGroup;
 import android.view.View.OnClickListener;
+import android.view.ViewGroup;
 import android.view.inputmethod.EditorInfo;
 import android.widget.Button;
 import android.widget.TextView;
 import android.widget.TextView.OnEditorActionListener;
 
+import com.android.internal.logging.MetricsLogger;
+import com.android.internal.widget.LockPatternUtils;
+import com.android.internal.widget.LockPatternUtils.RequestThrottledException;
+import com.android.internal.widget.PasswordEntryKeyboardHelper;
+import com.android.internal.widget.PasswordEntryKeyboardView;
+import com.android.internal.widget.TextViewInputDisabler;
+import com.android.settings.notification.RedactionInterstitial;
+
 public class ChooseLockPassword extends SettingsActivity {
     public static final String PASSWORD_MIN_KEY = "lockscreen.password_min";
     public static final String PASSWORD_MAX_KEY = "lockscreen.password_max";
diff --git a/src/com/android/settings/ChooseLockPattern.java b/src/com/android/settings/ChooseLockPattern.java
index 1dd24f2..99cd033 100644
--- a/src/com/android/settings/ChooseLockPattern.java
+++ b/src/com/android/settings/ChooseLockPattern.java
@@ -16,17 +16,6 @@
 
 package com.android.settings;
 
-import com.android.internal.logging.MetricsLogger;
-import com.google.android.collect.Lists;
-import com.android.internal.widget.LinearLayoutWithDefaultTouchRecepient;
-import com.android.internal.widget.LockPatternUtils;
-import com.android.internal.widget.LockPatternUtils.RequestThrottledException;
-import com.android.internal.widget.LockPatternView;
-import com.android.internal.widget.LockPatternView.Cell;
-import com.android.settings.notification.RedactionInterstitial;
-
-import static com.android.internal.widget.LockPatternView.DisplayMode;
-
 import android.app.Activity;
 import android.app.Fragment;
 import android.content.Context;
@@ -40,6 +29,16 @@
 import android.view.ViewGroup;
 import android.widget.TextView;
 
+import com.android.internal.logging.MetricsLogger;
+import com.android.internal.widget.LinearLayoutWithDefaultTouchRecepient;
+import com.android.internal.widget.LockPatternUtils;
+import com.android.internal.widget.LockPatternUtils.RequestThrottledException;
+import com.android.internal.widget.LockPatternView;
+import com.android.internal.widget.LockPatternView.Cell;
+import com.android.internal.widget.LockPatternView.DisplayMode;
+import com.android.settings.notification.RedactionInterstitial;
+import com.google.android.collect.Lists;
+
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
diff --git a/src/com/android/settings/ChooseLockSettingsHelper.java b/src/com/android/settings/ChooseLockSettingsHelper.java
index 665bffe..56a3f67 100644
--- a/src/com/android/settings/ChooseLockSettingsHelper.java
+++ b/src/com/android/settings/ChooseLockSettingsHelper.java
@@ -21,7 +21,6 @@
 import android.app.Fragment;
 import android.app.admin.DevicePolicyManager;
 import android.content.Intent;
-import android.os.UserHandle;
 
 import com.android.internal.widget.LockPatternUtils;
 
diff --git a/src/com/android/settings/ColorModePreference.java b/src/com/android/settings/ColorModePreference.java
index 14ffe48..94b6499 100644
--- a/src/com/android/settings/ColorModePreference.java
+++ b/src/com/android/settings/ColorModePreference.java
@@ -15,24 +15,16 @@
  */
 package com.android.settings;
 
-import android.app.AlertDialog.Builder;
 import android.content.Context;
 import android.content.res.Resources;
 import android.hardware.display.DisplayManager;
 import android.hardware.display.DisplayManager.DisplayListener;
 import android.os.Handler;
 import android.os.Looper;
-import android.preference.DialogPreference;
-import android.preference.SwitchPreference;
+import android.support.v14.preference.SwitchPreference;
 import android.util.AttributeSet;
 import android.view.Display;
 import android.view.Display.ColorTransform;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.View.OnClickListener;
-import android.widget.Checkable;
-import android.widget.LinearLayout;
-import android.widget.TextView;
 
 import java.util.ArrayList;
 
diff --git a/src/com/android/settings/ConfirmLockPassword.java b/src/com/android/settings/ConfirmLockPassword.java
index cce29dd..25fb671 100644
--- a/src/com/android/settings/ConfirmLockPassword.java
+++ b/src/com/android/settings/ConfirmLockPassword.java
@@ -16,18 +16,10 @@
 
 package com.android.settings;
 
-import android.text.TextUtils;
-import com.android.internal.logging.MetricsLogger;
-import com.android.internal.widget.LockPatternChecker;
-import com.android.internal.widget.LockPatternUtils;
-import com.android.internal.widget.TextViewInputDisabler;
-import com.android.settingslib.animation.AppearAnimationUtils;
-import com.android.settingslib.animation.DisappearAnimationUtils;
-
 import android.app.Fragment;
 import android.app.admin.DevicePolicyManager;
-import android.content.Intent;
 import android.content.Context;
+import android.content.Intent;
 import android.os.AsyncTask;
 import android.os.Bundle;
 import android.os.CountDownTimer;
@@ -35,6 +27,7 @@
 import android.os.SystemClock;
 import android.os.storage.StorageManager;
 import android.text.InputType;
+import android.text.TextUtils;
 import android.view.KeyEvent;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -46,6 +39,13 @@
 import android.widget.TextView;
 import android.widget.TextView.OnEditorActionListener;
 
+import com.android.internal.logging.MetricsLogger;
+import com.android.internal.widget.LockPatternChecker;
+import com.android.internal.widget.LockPatternUtils;
+import com.android.internal.widget.TextViewInputDisabler;
+import com.android.settingslib.animation.AppearAnimationUtils;
+import com.android.settingslib.animation.DisappearAnimationUtils;
+
 import java.util.ArrayList;
 
 public class ConfirmLockPassword extends ConfirmDeviceCredentialBaseActivity {
diff --git a/src/com/android/settings/ConfirmLockPattern.java b/src/com/android/settings/ConfirmLockPattern.java
index 94ba01a..d375a52 100644
--- a/src/com/android/settings/ConfirmLockPattern.java
+++ b/src/com/android/settings/ConfirmLockPattern.java
@@ -16,30 +16,30 @@
 
 package com.android.settings;
 
+import android.app.Activity;
+import android.content.Intent;
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.os.CountDownTimer;
+import android.os.SystemClock;
+import android.os.storage.StorageManager;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.animation.AnimationUtils;
+import android.view.animation.Interpolator;
+import android.widget.TextView;
+
 import com.android.internal.logging.MetricsLogger;
-import com.android.internal.widget.LockPatternUtils;
-import com.android.internal.widget.LockPatternView;
 import com.android.internal.widget.LinearLayoutWithDefaultTouchRecepient;
 import com.android.internal.widget.LockPatternChecker;
+import com.android.internal.widget.LockPatternUtils;
+import com.android.internal.widget.LockPatternView;
 import com.android.internal.widget.LockPatternView.Cell;
 import com.android.settingslib.animation.AppearAnimationCreator;
 import com.android.settingslib.animation.AppearAnimationUtils;
 import com.android.settingslib.animation.DisappearAnimationUtils;
 
-import android.app.Activity;
-import android.content.Intent;
-import android.os.CountDownTimer;
-import android.os.SystemClock;
-import android.os.AsyncTask;
-import android.os.Bundle;
-import android.os.storage.StorageManager;
-import android.view.animation.AnimationUtils;
-import android.view.animation.Interpolator;
-import android.widget.TextView;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
diff --git a/src/com/android/settings/CopyablePreference.java b/src/com/android/settings/CopyablePreference.java
new file mode 100644
index 0000000..b1f101d
--- /dev/null
+++ b/src/com/android/settings/CopyablePreference.java
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.settings;
+
+import android.content.ClipboardManager;
+import android.content.Context;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
+import android.util.AttributeSet;
+import android.view.View;
+import android.view.View.OnLongClickListener;
+import android.widget.Toast;
+
+public class CopyablePreference extends Preference {
+
+    public CopyablePreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    @Override
+    public void onBindViewHolder(PreferenceViewHolder holder) {
+        super.onBindViewHolder(holder);
+        holder.setDividerAllowedAbove(true);
+        holder.setDividerAllowedBelow(true);
+        holder.itemView.setLongClickable(true);
+        holder.itemView.setOnLongClickListener(new OnLongClickListener() {
+            @Override
+            public boolean onLongClick(View v) {
+                copyPreference(getContext(), CopyablePreference.this);
+                return true;
+            }
+        });
+    }
+
+    public static void copyPreference(Context context, Preference pref) {
+        ClipboardManager cm =
+                (ClipboardManager) context.getSystemService(Context.CLIPBOARD_SERVICE);
+        cm.setText(pref.getSummary());
+        Toast.makeText(context, com.android.internal.R.string.text_copied, Toast.LENGTH_SHORT)
+                .show();
+    }
+}
diff --git a/src/com/android/settings/CredentialStorage.java b/src/com/android/settings/CredentialStorage.java
index 18b4ac8..0924f99 100644
--- a/src/com/android/settings/CredentialStorage.java
+++ b/src/com/android/settings/CredentialStorage.java
@@ -27,13 +27,13 @@
 import android.content.res.Resources;
 import android.os.AsyncTask;
 import android.os.Bundle;
-import android.os.RemoteException;
 import android.os.Process;
+import android.os.RemoteException;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.security.Credentials;
-import android.security.KeyChain.KeyChainConnection;
 import android.security.KeyChain;
+import android.security.KeyChain.KeyChainConnection;
 import android.security.KeyStore;
 import android.text.Editable;
 import android.text.TextUtils;
diff --git a/src/com/android/settings/CryptKeeper.java b/src/com/android/settings/CryptKeeper.java
index 45b4ff1..90ea622 100644
--- a/src/com/android/settings/CryptKeeper.java
+++ b/src/com/android/settings/CryptKeeper.java
@@ -65,11 +65,10 @@
 import com.android.internal.widget.LockPatternUtils;
 import com.android.internal.widget.LockPatternView;
 import com.android.internal.widget.LockPatternView.Cell;
+import com.android.internal.widget.LockPatternView.DisplayMode;
 
 import java.util.List;
 
-import static com.android.internal.widget.LockPatternView.DisplayMode;
-
 /**
  * Settings screens to show the UI flows for encrypting/decrypting the device.
  *
diff --git a/src/com/android/settings/CryptKeeperConfirm.java b/src/com/android/settings/CryptKeeperConfirm.java
index df487bf..c2dde20 100644
--- a/src/com/android/settings/CryptKeeperConfirm.java
+++ b/src/com/android/settings/CryptKeeperConfirm.java
@@ -17,7 +17,6 @@
 package com.android.settings;
 
 import android.app.Activity;
-import android.app.Fragment;
 import android.app.StatusBarManager;
 import android.content.Context;
 import android.content.Intent;
diff --git a/src/com/android/settings/CryptKeeperSettings.java b/src/com/android/settings/CryptKeeperSettings.java
index 46d7dd1..b12aabb 100644
--- a/src/com/android/settings/CryptKeeperSettings.java
+++ b/src/com/android/settings/CryptKeeperSettings.java
@@ -18,7 +18,6 @@
 
 import android.app.Activity;
 import android.app.AlertDialog;
-import android.app.Fragment;
 import android.app.admin.DevicePolicyManager;
 import android.content.BroadcastReceiver;
 import android.content.Context;
@@ -29,12 +28,13 @@
 import android.os.Bundle;
 import android.os.UserHandle;
 import android.os.storage.StorageManager;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
 import android.text.TextUtils;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Button;
+
 import com.android.internal.logging.MetricsLogger;
 
 public class CryptKeeperSettings extends InstrumentedFragment {
@@ -193,7 +193,7 @@
     }
 
     private void showFinalConfirmation(int type, String password) {
-        Preference preference = new Preference(getActivity());
+        Preference preference = new Preference(getPreferenceManager().getContext());
         preference.setFragment(CryptKeeperConfirm.class.getName());
         preference.setTitle(R.string.crypt_keeper_confirm_title);
         addEncryptionInfoToPreference(preference, type, password);
diff --git a/src/com/android/settings/CustomDialogPreference.java b/src/com/android/settings/CustomDialogPreference.java
new file mode 100644
index 0000000..0b1c8bf
--- /dev/null
+++ b/src/com/android/settings/CustomDialogPreference.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.settings;
+
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.os.Bundle;
+import android.support.v14.preference.PreferenceDialogFragment;
+import android.support.v7.preference.DialogPreference;
+import android.util.AttributeSet;
+
+public class CustomDialogPreference extends DialogPreference {
+
+    private CustomPreferenceDialogFragment mFragment;
+
+    public CustomDialogPreference(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+    }
+
+    public CustomDialogPreference(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+    }
+
+    public CustomDialogPreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public CustomDialogPreference(Context context) {
+        super(context);
+    }
+
+    public boolean isDialogOpen() {
+        return getDialog() != null && getDialog().isShowing();
+    }
+
+    public Dialog getDialog() {
+        return mFragment != null ? mFragment.getDialog() : null;
+    }
+
+    protected void onPrepareDialogBuilder(AlertDialog.Builder builder,
+            DialogInterface.OnClickListener listener) {
+    }
+
+    protected void onDialogClosed(boolean positiveResult) {
+    }
+
+    protected void onClick(DialogInterface dialog, int which) {
+    }
+
+    private void setFragment(CustomPreferenceDialogFragment fragment) {
+        mFragment = fragment;
+    }
+
+    public static class CustomPreferenceDialogFragment extends PreferenceDialogFragment {
+
+        public static CustomPreferenceDialogFragment newInstance(String key) {
+            final CustomPreferenceDialogFragment fragment = new CustomPreferenceDialogFragment();
+            final Bundle b = new Bundle(1);
+            b.putString(ARG_KEY, key);
+            fragment.setArguments(b);
+            return fragment;
+        }
+
+        private CustomDialogPreference getCustomizablePreference() {
+            return (CustomDialogPreference) getPreference();
+        }
+
+        @Override
+        protected void onPrepareDialogBuilder(AlertDialog.Builder builder) {
+            super.onPrepareDialogBuilder(builder);
+            getCustomizablePreference().setFragment(this);
+            getCustomizablePreference().onPrepareDialogBuilder(builder, this);
+        }
+
+        @Override
+        public void onDialogClosed(boolean positiveResult) {
+            getCustomizablePreference().onDialogClosed(positiveResult);
+        }
+
+        @Override
+        public void onClick(DialogInterface dialog, int which) {
+            super.onClick(dialog, which);
+            getCustomizablePreference().onClick(dialog, which);
+        }
+    }
+}
diff --git a/src/com/android/settings/CustomEditTextPreference.java b/src/com/android/settings/CustomEditTextPreference.java
new file mode 100644
index 0000000..7bb1d86
--- /dev/null
+++ b/src/com/android/settings/CustomEditTextPreference.java
@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.settings;
+
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.os.Bundle;
+import android.support.v14.preference.EditTextPreferenceDialogFragment;
+import android.support.v7.preference.EditTextPreference;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.EditText;
+
+public class CustomEditTextPreference extends EditTextPreference {
+
+    private CustomPreferenceDialogFragment mFragment;
+
+    public CustomEditTextPreference(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+    }
+
+    public CustomEditTextPreference(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+    }
+
+    public CustomEditTextPreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public CustomEditTextPreference(Context context) {
+        super(context);
+    }
+
+    public EditText getEditText() {
+        return mFragment != null ? (EditText) mFragment.getDialog().findViewById(android.R.id.edit)
+                : null;
+    }
+
+    public boolean isDialogOpen() {
+        return getDialog() != null && getDialog().isShowing();
+    }
+
+    public Dialog getDialog() {
+        return mFragment != null ? mFragment.getDialog() : null;
+    }
+
+    protected void onPrepareDialogBuilder(AlertDialog.Builder builder,
+            DialogInterface.OnClickListener listener) {
+    }
+
+    protected void onDialogClosed(boolean positiveResult) {
+    }
+
+    protected void onClick(DialogInterface dialog, int which) {
+    }
+
+    protected void onBindDialogView(View view) {
+    }
+
+    private void setFragment(CustomPreferenceDialogFragment fragment) {
+        mFragment = fragment;
+    }
+
+    public static class CustomPreferenceDialogFragment extends EditTextPreferenceDialogFragment {
+
+        public static CustomPreferenceDialogFragment newInstance(String key) {
+            final CustomPreferenceDialogFragment fragment = new CustomPreferenceDialogFragment();
+            final Bundle b = new Bundle(1);
+            b.putString(ARG_KEY, key);
+            fragment.setArguments(b);
+            return fragment;
+        }
+
+        private CustomEditTextPreference getCustomizablePreference() {
+            return (CustomEditTextPreference) getPreference();
+        }
+
+        @Override
+        protected void onBindDialogView(View view) {
+            super.onBindDialogView(view);
+            getCustomizablePreference().onBindDialogView(view);
+        }
+
+        @Override
+        protected void onPrepareDialogBuilder(AlertDialog.Builder builder) {
+            super.onPrepareDialogBuilder(builder);
+            getCustomizablePreference().setFragment(this);
+            getCustomizablePreference().onPrepareDialogBuilder(builder, this);
+        }
+
+        @Override
+        public void onDialogClosed(boolean positiveResult) {
+            getCustomizablePreference().onDialogClosed(positiveResult);
+        }
+
+        @Override
+        public void onClick(DialogInterface dialog, int which) {
+            super.onClick(dialog, which);
+            getCustomizablePreference().onClick(dialog, which);
+        }
+    }
+}
diff --git a/src/com/android/settings/CustomListPreference.java b/src/com/android/settings/CustomListPreference.java
new file mode 100644
index 0000000..1d49165
--- /dev/null
+++ b/src/com/android/settings/CustomListPreference.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings;
+
+import android.app.AlertDialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.os.Bundle;
+import android.support.v14.preference.ListPreferenceDialogFragment;
+import android.support.v7.preference.ListPreference;
+import android.util.AttributeSet;
+
+public class CustomListPreference extends ListPreference{
+
+    public CustomListPreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public CustomListPreference(Context context, AttributeSet attrs, int defStyleAttr,
+                                int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+    }
+
+    protected void onPrepareDialogBuilder(AlertDialog.Builder builder,
+            DialogInterface.OnClickListener listener) {
+    }
+
+    protected void onDialogClosed(boolean positiveResult) {
+    }
+
+    public static class CustomListPreferenceDialogFragment extends ListPreferenceDialogFragment {
+
+        public static ListPreferenceDialogFragment newInstance(String key) {
+            final ListPreferenceDialogFragment fragment = new CustomListPreferenceDialogFragment();
+            final Bundle b = new Bundle(1);
+            b.putString(ARG_KEY, key);
+            fragment.setArguments(b);
+            return fragment;
+        }
+
+        private CustomListPreference getCustomizablePreference() {
+            return (CustomListPreference) getPreference();
+        }
+
+        @Override
+        protected void onPrepareDialogBuilder(AlertDialog.Builder builder) {
+            super.onPrepareDialogBuilder(builder);
+            getCustomizablePreference().onPrepareDialogBuilder(builder, this);
+        }
+
+        @Override
+        public void onDialogClosed(boolean positiveResult) {
+            getCustomizablePreference().onDialogClosed(positiveResult);
+        }
+    }
+}
diff --git a/src/com/android/settings/DataUsageSummary.java b/src/com/android/settings/DataUsageSummary.java
index f6fbf57..ce4b1af 100644
--- a/src/com/android/settings/DataUsageSummary.java
+++ b/src/com/android/settings/DataUsageSummary.java
@@ -16,37 +16,6 @@
 
 package com.android.settings;
 
-import static android.net.ConnectivityManager.TYPE_ETHERNET;
-import static android.net.ConnectivityManager.TYPE_MOBILE;
-import static android.net.ConnectivityManager.TYPE_WIFI;
-import static android.net.ConnectivityManager.TYPE_WIMAX;
-import static android.net.NetworkPolicy.LIMIT_DISABLED;
-import static android.net.NetworkPolicy.WARNING_DISABLED;
-import static android.net.NetworkPolicyManager.EXTRA_NETWORK_TEMPLATE;
-import static android.net.NetworkPolicyManager.POLICY_NONE;
-import static android.net.NetworkPolicyManager.POLICY_REJECT_METERED_BACKGROUND;
-import static android.net.NetworkPolicyManager.computeLastCycleBoundary;
-import static android.net.NetworkPolicyManager.computeNextCycleBoundary;
-import static android.net.NetworkTemplate.MATCH_MOBILE_3G_LOWER;
-import static android.net.NetworkTemplate.MATCH_MOBILE_4G;
-import static android.net.NetworkTemplate.MATCH_MOBILE_ALL;
-import static android.net.NetworkTemplate.MATCH_WIFI;
-import static android.net.NetworkTemplate.buildTemplateEthernet;
-import static android.net.NetworkTemplate.buildTemplateMobile3gLower;
-import static android.net.NetworkTemplate.buildTemplateMobile4g;
-import static android.net.NetworkTemplate.buildTemplateMobileAll;
-import static android.net.NetworkTemplate.buildTemplateWifiWildcard;
-import static android.net.TrafficStats.GB_IN_BYTES;
-import static android.net.TrafficStats.MB_IN_BYTES;
-import static android.net.TrafficStats.UID_REMOVED;
-import static android.net.TrafficStats.UID_TETHERING;
-import static android.telephony.TelephonyManager.SIM_STATE_READY;
-import static android.text.format.DateUtils.FORMAT_ABBREV_MONTH;
-import static android.text.format.DateUtils.FORMAT_SHOW_DATE;
-import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT;
-import static com.android.internal.util.Preconditions.checkNotNull;
-import static com.android.settings.Utils.prepareCustomPreferencesList;
-
 import android.animation.LayoutTransition;
 import android.app.ActivityManager;
 import android.app.AlertDialog;
@@ -55,6 +24,8 @@
 import android.app.Fragment;
 import android.app.FragmentTransaction;
 import android.app.LoaderManager.LoaderCallbacks;
+import android.icu.impl.ICUResourceBundle;
+import android.icu.util.UResourceBundle;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.DialogInterface;
@@ -68,8 +39,6 @@
 import android.graphics.Color;
 import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
-import android.icu.impl.ICUResourceBundle;
-import android.icu.util.UResourceBundle;
 import android.net.ConnectivityManager;
 import android.net.INetworkPolicyManager;
 import android.net.INetworkStatsService;
@@ -88,7 +57,7 @@
 import android.os.SystemProperties;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
 import android.telephony.SubscriptionInfo;
 import android.telephony.SubscriptionManager;
 import android.telephony.TelephonyManager;
@@ -156,6 +125,37 @@
 import java.util.Map;
 import java.util.Set;
 
+import static android.net.ConnectivityManager.TYPE_ETHERNET;
+import static android.net.ConnectivityManager.TYPE_MOBILE;
+import static android.net.ConnectivityManager.TYPE_WIFI;
+import static android.net.ConnectivityManager.TYPE_WIMAX;
+import static android.net.NetworkPolicy.LIMIT_DISABLED;
+import static android.net.NetworkPolicy.WARNING_DISABLED;
+import static android.net.NetworkPolicyManager.EXTRA_NETWORK_TEMPLATE;
+import static android.net.NetworkPolicyManager.POLICY_NONE;
+import static android.net.NetworkPolicyManager.POLICY_REJECT_METERED_BACKGROUND;
+import static android.net.NetworkPolicyManager.computeLastCycleBoundary;
+import static android.net.NetworkPolicyManager.computeNextCycleBoundary;
+import static android.net.NetworkTemplate.MATCH_MOBILE_3G_LOWER;
+import static android.net.NetworkTemplate.MATCH_MOBILE_4G;
+import static android.net.NetworkTemplate.MATCH_MOBILE_ALL;
+import static android.net.NetworkTemplate.MATCH_WIFI;
+import static android.net.NetworkTemplate.buildTemplateEthernet;
+import static android.net.NetworkTemplate.buildTemplateMobile3gLower;
+import static android.net.NetworkTemplate.buildTemplateMobile4g;
+import static android.net.NetworkTemplate.buildTemplateMobileAll;
+import static android.net.NetworkTemplate.buildTemplateWifiWildcard;
+import static android.net.TrafficStats.GB_IN_BYTES;
+import static android.net.TrafficStats.MB_IN_BYTES;
+import static android.net.TrafficStats.UID_REMOVED;
+import static android.net.TrafficStats.UID_TETHERING;
+import static android.telephony.TelephonyManager.SIM_STATE_READY;
+import static android.text.format.DateUtils.FORMAT_ABBREV_MONTH;
+import static android.text.format.DateUtils.FORMAT_SHOW_DATE;
+import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT;
+import static com.android.internal.util.Preconditions.checkNotNull;
+import static com.android.settings.Utils.prepareCustomPreferencesList;
+
 /**
  * Panel showing data usage history across various networks, including options
  * to inspect based on usage cycle and control through {@link NetworkPolicy}.
diff --git a/src/com/android/settings/DateTimeSettings.java b/src/com/android/settings/DateTimeSettings.java
index 8a9e2ad..0540575 100644
--- a/src/com/android/settings/DateTimeSettings.java
+++ b/src/com/android/settings/DateTimeSettings.java
@@ -29,11 +29,10 @@
 import android.content.SharedPreferences;
 import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.provider.Settings;
 import android.provider.Settings.SettingNotFoundException;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
 import android.text.format.DateFormat;
 import android.widget.DatePicker;
 import android.widget.TimePicker;
@@ -270,7 +269,7 @@
     }
     */
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (preference == mDatePref) {
             showDialog(DIALOG_DATEPICKER);
         } else if (preference == mTimePref) {
@@ -283,7 +282,7 @@
             updateTimeAndDateDisplay(getActivity());
             timeUpdated(is24Hour);
         }
-        return super.onPreferenceTreeClick(preferenceScreen, preference);
+        return super.onPreferenceTreeClick(preference);
     }
 
     @Override
diff --git a/src/com/android/settings/DateTimeSettingsSetupWizard.java b/src/com/android/settings/DateTimeSettingsSetupWizard.java
index 9ad75be..64b9204 100644
--- a/src/com/android/settings/DateTimeSettingsSetupWizard.java
+++ b/src/com/android/settings/DateTimeSettingsSetupWizard.java
@@ -23,10 +23,10 @@
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceFragment;
 import android.provider.Settings;
 import android.provider.Settings.SettingNotFoundException;
+import android.support.v14.preference.PreferenceFragment;
+import android.support.v7.preference.Preference;
 import android.util.Log;
 import android.view.View;
 import android.view.View.OnClickListener;
diff --git a/src/com/android/settings/DefaultRingtonePreference.java b/src/com/android/settings/DefaultRingtonePreference.java
index 4607bcd..4e0e1e7 100644
--- a/src/com/android/settings/DefaultRingtonePreference.java
+++ b/src/com/android/settings/DefaultRingtonePreference.java
@@ -21,7 +21,6 @@
 import android.content.Intent;
 import android.media.RingtoneManager;
 import android.net.Uri;
-import android.preference.RingtonePreference;
 import android.util.AttributeSet;
 
 public class DefaultRingtonePreference extends RingtonePreference {
@@ -32,7 +31,7 @@
     }
 
     @Override
-    protected void onPrepareRingtonePickerIntent(Intent ringtonePickerIntent) {
+    public void onPrepareRingtonePickerIntent(Intent ringtonePickerIntent) {
         super.onPrepareRingtonePickerIntent(ringtonePickerIntent);
         
         /*
diff --git a/src/com/android/settings/DevelopmentSettings.java b/src/com/android/settings/DevelopmentSettings.java
index 6854e81..80de567 100644
--- a/src/com/android/settings/DevelopmentSettings.java
+++ b/src/com/android/settings/DevelopmentSettings.java
@@ -52,16 +52,15 @@
 import android.os.ServiceManager;
 import android.os.StrictMode;
 import android.os.SystemProperties;
-import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.ListPreference;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.provider.SearchIndexableResource;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.HardwareRenderer;
@@ -294,7 +293,7 @@
         if (!mUm.isAdminUser()
                 || mUm.hasUserRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES)) {
             mUnavailable = true;
-            setPreferenceScreen(new PreferenceScreen(getActivity(), null));
+            setPreferenceScreen(new PreferenceScreen(getPrefContext(), null));
             return;
         }
 
@@ -500,7 +499,7 @@
         if (mUnavailable) {
             // Show error message
             TextView emptyView = (TextView) getView().findViewById(android.R.id.empty);
-            getListView().setEmptyView(emptyView);
+            setEmptyView(emptyView);
             if (emptyView != null) {
                 emptyView.setText(R.string.development_settings_not_available);
             }
@@ -645,7 +644,7 @@
             SwitchPreference cb = mResetSwitchPrefs.get(i);
             if (cb.isChecked()) {
                 cb.setChecked(false);
-                onPreferenceTreeClick(null, cb);
+                onPreferenceTreeClick(cb);
             }
         }
         resetDebuggerOptions();
@@ -1570,7 +1569,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (Utils.isMonkeyRunning()) {
             return false;
         }
@@ -1690,7 +1689,7 @@
         } else if (INACTIVE_APPS_KEY.equals(preference.getKey())) {
             startInactiveAppsFragment();
         } else {
-            return super.onPreferenceTreeClick(preferenceScreen, preference);
+            return super.onPreferenceTreeClick(preference);
         }
 
         return false;
diff --git a/src/com/android/settings/DeviceAdminAdd.java b/src/com/android/settings/DeviceAdminAdd.java
index 6c6f8d3..1f10851 100644
--- a/src/com/android/settings/DeviceAdminAdd.java
+++ b/src/com/android/settings/DeviceAdminAdd.java
@@ -16,13 +16,10 @@
 
 package com.android.settings;
 
-import android.app.AppOpsManager;
-
-import org.xmlpull.v1.XmlPullParserException;
-
 import android.app.Activity;
 import android.app.ActivityManagerNative;
 import android.app.AlertDialog;
+import android.app.AppOpsManager;
 import android.app.Dialog;
 import android.app.admin.DeviceAdminInfo;
 import android.app.admin.DeviceAdminReceiver;
@@ -57,6 +54,8 @@
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import org.xmlpull.v1.XmlPullParserException;
+
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
diff --git a/src/com/android/settings/DeviceAdminSettings.java b/src/com/android/settings/DeviceAdminSettings.java
index f0b3070..9eb1ddb 100644
--- a/src/com/android/settings/DeviceAdminSettings.java
+++ b/src/com/android/settings/DeviceAdminSettings.java
@@ -16,8 +16,6 @@
 
 package com.android.settings;
 
-import org.xmlpull.v1.XmlPullParserException;
-
 import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.ListFragment;
@@ -47,6 +45,8 @@
 import android.widget.ListView;
 import android.widget.TextView;
 
+import org.xmlpull.v1.XmlPullParserException;
+
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Collection;
diff --git a/src/com/android/settings/DeviceInfoSettings.java b/src/com/android/settings/DeviceInfoSettings.java
index d8af962..9c4de4b 100644
--- a/src/com/android/settings/DeviceInfoSettings.java
+++ b/src/com/android/settings/DeviceInfoSettings.java
@@ -28,13 +28,11 @@
 import android.os.SELinux;
 import android.os.SystemClock;
 import android.os.SystemProperties;
-import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
 import android.provider.SearchIndexableResource;
 import android.provider.Settings;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceGroup;
 import android.telephony.CarrierConfigManager;
 import android.text.TextUtils;
 import android.text.format.DateFormat;
@@ -208,7 +206,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (preference.getKey().equals(KEY_FIRMWARE_VERSION)) {
             System.arraycopy(mHits, 1, mHits, 0, mHits.length-1);
             mHits[mHits.length-1] = SystemClock.uptimeMillis();
@@ -278,7 +276,7 @@
                 ciActionOnSysUpdate(b);
             }
         }
-        return super.onPreferenceTreeClick(preferenceScreen, preference);
+        return super.onPreferenceTreeClick(preference);
     }
 
     /**
diff --git a/src/com/android/settings/DimmableIconPreference.java b/src/com/android/settings/DimmableIconPreference.java
index 2d73603..57cdc8d 100644
--- a/src/com/android/settings/DimmableIconPreference.java
+++ b/src/com/android/settings/DimmableIconPreference.java
@@ -19,10 +19,10 @@
 import android.annotation.Nullable;
 import android.content.Context;
 import android.graphics.drawable.Drawable;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.TextUtils;
 import android.util.AttributeSet;
-import android.view.View;
 import android.widget.TextView;
 
 /**
@@ -66,8 +66,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
         if (!TextUtils.isEmpty(mContentDescription)) {
             final TextView titleView = (TextView) view.findViewById(android.R.id.title);
             titleView.setContentDescription(mContentDescription);
diff --git a/src/com/android/settings/DisplaySettings.java b/src/com/android/settings/DisplaySettings.java
index 3762480..8e32322 100644
--- a/src/com/android/settings/DisplaySettings.java
+++ b/src/com/android/settings/DisplaySettings.java
@@ -16,19 +16,8 @@
 
 package com.android.settings;
 
-import static android.provider.Settings.Secure.CAMERA_DOUBLE_TAP_POWER_GESTURE_DISABLED;
-import static android.provider.Settings.Secure.CAMERA_GESTURE_DISABLED;
-import static android.provider.Settings.Secure.DOUBLE_TAP_TO_WAKE;
-import static android.provider.Settings.Secure.DOZE_ENABLED;
-import static android.provider.Settings.Secure.WAKE_GESTURE_ENABLED;
-import static android.provider.Settings.System.SCREEN_BRIGHTNESS_MODE;
-import static android.provider.Settings.System.SCREEN_BRIGHTNESS_MODE_AUTOMATIC;
-import static android.provider.Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL;
-import static android.provider.Settings.System.SCREEN_OFF_TIMEOUT;
-
 import android.app.Activity;
 import android.app.ActivityManagerNative;
-import android.app.Dialog;
 import android.app.UiModeManager;
 import android.app.admin.DevicePolicyManager;
 import android.content.ContentResolver;
@@ -41,14 +30,12 @@
 import android.os.Bundle;
 import android.os.RemoteException;
 import android.os.SystemProperties;
-import android.preference.ListPreference;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.provider.SearchIndexableResource;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
 import android.text.TextUtils;
 import android.util.Log;
 
@@ -60,6 +47,16 @@
 import java.util.ArrayList;
 import java.util.List;
 
+import static android.provider.Settings.Secure.CAMERA_DOUBLE_TAP_POWER_GESTURE_DISABLED;
+import static android.provider.Settings.Secure.CAMERA_GESTURE_DISABLED;
+import static android.provider.Settings.Secure.DOUBLE_TAP_TO_WAKE;
+import static android.provider.Settings.Secure.DOZE_ENABLED;
+import static android.provider.Settings.Secure.WAKE_GESTURE_ENABLED;
+import static android.provider.Settings.System.SCREEN_BRIGHTNESS_MODE;
+import static android.provider.Settings.System.SCREEN_BRIGHTNESS_MODE_AUTOMATIC;
+import static android.provider.Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL;
+import static android.provider.Settings.System.SCREEN_OFF_TIMEOUT;
+
 public class DisplaySettings extends SettingsPreferenceFragment implements
         Preference.OnPreferenceChangeListener, Indexable {
     private static final String TAG = "DisplaySettings";
@@ -421,11 +418,6 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
-        return super.onPreferenceTreeClick(preferenceScreen, preference);
-    }
-
-    @Override
     public boolean onPreferenceChange(Preference preference, Object objValue) {
         final String key = preference.getKey();
         if (KEY_SCREEN_TIMEOUT.equals(key)) {
diff --git a/src/com/android/settings/DreamSettings.java b/src/com/android/settings/DreamSettings.java
index 05d4df4..a5bfa5d 100644
--- a/src/com/android/settings/DreamSettings.java
+++ b/src/com/android/settings/DreamSettings.java
@@ -25,8 +25,9 @@
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.os.Bundle;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.Log;
-import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
@@ -35,10 +36,7 @@
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.View.OnTouchListener;
-import android.view.ViewGroup;
-import android.widget.ArrayAdapter;
 import android.widget.ImageView;
-import android.widget.ListView;
 import android.widget.RadioButton;
 import android.widget.Switch;
 import android.widget.TextView;
@@ -46,6 +44,7 @@
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.widget.SwitchBar;
 import com.android.settingslib.dream.DreamBackend;
+import com.android.settingslib.dream.DreamBackend.DreamInfo;
 
 import java.util.List;
 
@@ -60,7 +59,6 @@
 
     private Context mContext;
     private DreamBackend mBackend;
-    private DreamInfoAdapter mAdapter;
     private SwitchBar mSwitchBar;
     private MenuItem[] mMenuItemsWhenEnabled;
     private boolean mRefreshing;
@@ -120,15 +118,9 @@
         logd("onActivityCreated(%s)", savedInstanceState);
         super.onActivityCreated(savedInstanceState);
 
-        ListView listView = getListView();
-        listView.setItemsCanFocus(true);
-
         TextView emptyView = (TextView) getView().findViewById(android.R.id.empty);
         emptyView.setText(R.string.screensaver_settings_disabled_prompt);
-        listView.setEmptyView(emptyView);
-
-        mAdapter = new DreamInfoAdapter(mContext);
-        listView.setAdapter(mAdapter);
+        setEmptyView(emptyView);
 
         final SettingsActivity sa = (SettingsActivity) getActivity();
         mSwitchBar = sa.getSwitchBar();
@@ -269,10 +261,17 @@
         if (mSwitchBar.isChecked() != dreamsEnabled)
             mSwitchBar.setChecked(dreamsEnabled);
 
-        mAdapter.clear();
+        if (getPreferenceScreen() == null) {
+            setPreferenceScreen(getPreferenceManager().createPreferenceScreen(getContext()));
+        }
+        getPreferenceScreen().removeAll();
         if (dreamsEnabled) {
             List<DreamBackend.DreamInfo> dreamInfos = mBackend.getDreamInfos();
-            mAdapter.addAll(dreamInfos);
+            final int N = dreamInfos.size();
+            for (int i = 0; i < N; i++) {
+                getPreferenceScreen().addPreference(
+                        new DreamInfoPreference(getPrefContext(), dreamInfos.get(i)));
+            }
         }
         if (mMenuItemsWhenEnabled != null)
             for (MenuItem menuItem : mMenuItemsWhenEnabled)
@@ -285,85 +284,63 @@
             Log.d(TAG, args == null || args.length == 0 ? msg : String.format(msg, args));
     }
 
-    private class DreamInfoAdapter extends ArrayAdapter<DreamBackend.DreamInfo> {
-        private final LayoutInflater mInflater;
+    private class DreamInfoPreference extends Preference {
 
-        public DreamInfoAdapter(Context context) {
-            super(context, 0);
-            mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+        private final DreamInfo mInfo;
+
+        public DreamInfoPreference(Context context, DreamInfo info) {
+            super(context);
+            mInfo = info;
+            setLayoutResource(R.layout.dream_info_row);
+            setTitle(mInfo.caption);
+            setIcon(mInfo.icon);
         }
 
-        @Override
-        public View getView(int position, View convertView, ViewGroup parent) {
-            DreamBackend.DreamInfo dreamInfo = getItem(position);
-            logd("getView(%s)", dreamInfo.caption);
-            final View row = convertView != null ? convertView : createDreamInfoRow(parent);
-            row.setTag(dreamInfo);
-
-            // bind icon
-            ((ImageView) row.findViewById(android.R.id.icon)).setImageDrawable(dreamInfo.icon);
-
-            // bind caption
-            ((TextView) row.findViewById(android.R.id.title)).setText(dreamInfo.caption);
+        public void onBindViewHolder(final PreferenceViewHolder holder) {
+            super.onBindViewHolder(holder);
 
             // bind radio button
-            RadioButton radioButton = (RadioButton) row.findViewById(android.R.id.button1);
-            radioButton.setChecked(dreamInfo.isActive);
+            RadioButton radioButton = (RadioButton) holder.findViewById(android.R.id.button1);
+            radioButton.setChecked(mInfo.isActive);
             radioButton.setOnTouchListener(new OnTouchListener() {
                 @Override
                 public boolean onTouch(View v, MotionEvent event) {
-                    row.onTouchEvent(event);
+                    holder.itemView.onTouchEvent(event);
                     return false;
-                }});
+                }
+            });
 
             // bind settings button + divider
-            boolean showSettings = dreamInfo.settingsComponentName != null;
-            View settingsDivider = row.findViewById(R.id.divider);
+            boolean showSettings = mInfo.settingsComponentName != null;
+            View settingsDivider = holder.findViewById(R.id.divider);
             settingsDivider.setVisibility(showSettings ? View.VISIBLE : View.INVISIBLE);
 
-            ImageView settingsButton = (ImageView) row.findViewById(android.R.id.button2);
+            ImageView settingsButton = (ImageView) holder.findViewById(android.R.id.button2);
             settingsButton.setVisibility(showSettings ? View.VISIBLE : View.INVISIBLE);
-            settingsButton.setAlpha(dreamInfo.isActive ? 1f : Utils.DISABLED_ALPHA);
-            settingsButton.setEnabled(dreamInfo.isActive);
-            settingsButton.setFocusable(dreamInfo.isActive);
+            settingsButton.setAlpha(mInfo.isActive ? 1f : Utils.DISABLED_ALPHA);
+            settingsButton.setEnabled(mInfo.isActive);
+            settingsButton.setFocusable(mInfo.isActive);
             settingsButton.setOnClickListener(new OnClickListener(){
                 @Override
                 public void onClick(View v) {
-                    mBackend.launchSettings((DreamBackend.DreamInfo) row.getTag());
-                }});
-
-            return row;
+                    mBackend.launchSettings(mInfo);
+                }
+            });
         }
 
-        private View createDreamInfoRow(ViewGroup parent) {
-            final View row =  mInflater.inflate(R.layout.dream_info_row, parent, false);
-            final View header = row.findViewById(android.R.id.widget_frame);
-            header.setOnClickListener(new OnClickListener(){
-                @Override
-                public void onClick(View v) {
-                    v.setPressed(true);
-                    activate((DreamBackend.DreamInfo) row.getTag());
-                }});
-            return row;
-        }
-
-        private DreamBackend.DreamInfo getCurrentSelection() {
-            for (int i = 0; i < getCount(); i++) {
-                DreamBackend.DreamInfo dreamInfo = getItem(i);
-                if (dreamInfo.isActive)
-                    return dreamInfo;
-            }
-            return null;
-        }
-        private void activate(DreamBackend.DreamInfo dreamInfo) {
-            if (dreamInfo.equals(getCurrentSelection()))
+        @Override
+        public void performClick() {
+            if (mInfo.isActive)
                 return;
-            for (int i = 0; i < getCount(); i++) {
-                getItem(i).isActive = false;
+            for (int i = 0; i < getPreferenceScreen().getPreferenceCount(); i++) {
+                DreamInfoPreference preference =
+                        (DreamInfoPreference) getPreferenceScreen().getPreference(i);
+                preference.mInfo.isActive = false;
+                preference.notifyChanged();
             }
-            dreamInfo.isActive = true;
-            mBackend.setActiveDream(dreamInfo.componentName);
-            notifyDataSetChanged();
+            mInfo.isActive = true;
+            mBackend.setActiveDream(mInfo.componentName);
+            notifyChanged();
         }
     }
 
diff --git a/src/com/android/settings/DropDownPreference.java b/src/com/android/settings/DropDownPreference.java
index dd18b7e..3088497 100644
--- a/src/com/android/settings/DropDownPreference.java
+++ b/src/com/android/settings/DropDownPreference.java
@@ -17,9 +17,9 @@
 package com.android.settings;
 
 import android.content.Context;
-import android.preference.ListPreference;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
-import android.util.Log;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.AdapterView;
@@ -27,8 +27,6 @@
 import android.widget.ArrayAdapter;
 import android.widget.Spinner;
 
-import libcore.util.Objects;
-
 public class DropDownPreference extends ListPreference {
 
     private final Context mContext;
@@ -105,13 +103,13 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
         if (view.equals(mSpinner.getParent())) return;
         if (mSpinner.getParent() != null) {
             ((ViewGroup) mSpinner.getParent()).removeView(mSpinner);
         }
-        final ViewGroup vg = (ViewGroup) view;
+        final ViewGroup vg = (ViewGroup) view.itemView;
         vg.addView(mSpinner, 0);
         final ViewGroup.LayoutParams lp = mSpinner.getLayoutParams();
         lp.width = 0;
diff --git a/src/com/android/settings/EditPinPreference.java b/src/com/android/settings/EditPinPreference.java
index 1877d43..e53a2bf 100644
--- a/src/com/android/settings/EditPinPreference.java
+++ b/src/com/android/settings/EditPinPreference.java
@@ -18,7 +18,6 @@
 
 import android.app.Dialog;
 import android.content.Context;
-import android.preference.EditTextPreference;
 import android.text.InputType;
 import android.util.AttributeSet;
 import android.view.View;
@@ -27,7 +26,7 @@
 /**
  * TODO: Add a soft dialpad for PIN entry.
  */
-class EditPinPreference extends EditTextPreference {
+class EditPinPreference extends CustomEditTextPreference {
 
     interface OnPinEnteredListener {
         void onPinEntered(EditPinPreference preference, boolean positiveResult);
@@ -55,7 +54,7 @@
 
         if (editText != null) {
             editText.setInputType(InputType.TYPE_CLASS_NUMBER |
-                InputType.TYPE_NUMBER_VARIATION_PASSWORD);
+                    InputType.TYPE_NUMBER_VARIATION_PASSWORD);
         }
     }
 
@@ -75,7 +74,7 @@
     public void showPinDialog() {
         Dialog dialog = getDialog();
         if (dialog == null || !dialog.isShowing()) {
-            showDialog(null);
+            onClick();
         }
     }
 }
diff --git a/src/com/android/settings/EncryptionInterstitial.java b/src/com/android/settings/EncryptionInterstitial.java
index 1bef99a..3aec03e 100644
--- a/src/com/android/settings/EncryptionInterstitial.java
+++ b/src/com/android/settings/EncryptionInterstitial.java
@@ -16,14 +16,6 @@
 
 package com.android.settings;
 
-import com.android.internal.logging.MetricsLogger;
-import com.android.internal.widget.LockPatternUtils;
-import com.android.settings.R;
-import com.android.settings.SettingsActivity;
-import com.android.settings.SettingsPreferenceFragment;
-
-import java.util.List;
-
 import android.accessibilityservice.AccessibilityServiceInfo;
 import android.app.AlertDialog;
 import android.app.Dialog;
@@ -41,6 +33,11 @@
 import android.widget.RadioButton;
 import android.widget.TextView;
 
+import com.android.internal.logging.MetricsLogger;
+import com.android.internal.widget.LockPatternUtils;
+
+import java.util.List;
+
 public class EncryptionInterstitial extends SettingsActivity {
 
     protected static final String EXTRA_PASSWORD_QUALITY = "extra_password_quality";
diff --git a/src/com/android/settings/HighlightingFragment.java b/src/com/android/settings/HighlightingFragment.java
index ef2fbf3..2d305e7 100644
--- a/src/com/android/settings/HighlightingFragment.java
+++ b/src/com/android/settings/HighlightingFragment.java
@@ -16,7 +16,6 @@
 
 package com.android.settings;
 
-import android.app.Fragment;
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 import android.text.TextUtils;
diff --git a/src/com/android/settings/HomeSettings.java b/src/com/android/settings/HomeSettings.java
index 22d4cdc..fbd2ea5 100644
--- a/src/com/android/settings/HomeSettings.java
+++ b/src/com/android/settings/HomeSettings.java
@@ -16,9 +16,6 @@
 
 package com.android.settings;
 
-import java.util.ArrayList;
-import java.util.List;
-
 import android.app.Activity;
 import android.app.ActivityManager;
 import android.content.BroadcastReceiver;
@@ -32,8 +29,8 @@
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
-import android.content.res.Resources;
 import android.content.pm.UserInfo;
+import android.content.res.Resources;
 import android.graphics.ColorFilter;
 import android.graphics.ColorMatrix;
 import android.graphics.ColorMatrixColorFilter;
@@ -43,20 +40,25 @@
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.PreferenceGroup;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.widget.ImageView;
 import android.widget.RadioButton;
+
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settings.search.Index;
 import com.android.settings.search.Indexable;
 import com.android.settings.search.SearchIndexableRaw;
 
+import java.util.ArrayList;
+import java.util.List;
+
 public class HomeSettings extends SettingsPreferenceFragment implements Indexable {
     static final String TAG = "HomeSettings";
 
@@ -176,7 +178,7 @@
         ArrayList<ResolveInfo> homeActivities = new ArrayList<ResolveInfo>();
         ComponentName currentDefaultHome  = mPm.getHomeActivities(homeActivities);
 
-        Context context = getActivity();
+        Context context = getPrefContext();
         mCurrentHome = null;
         mPrefGroup.removeAll();
         mPrefs = new ArrayList<HomeAppPreference>();
@@ -350,8 +352,8 @@
         }
 
         @Override
-        protected void onBindView(View view) {
-            super.onBindView(view);
+        public void onBindViewHolder(PreferenceViewHolder view) {
+            super.onBindViewHolder(view);
 
             RadioButton radio = (RadioButton) view.findViewById(R.id.home_radio);
             radio.setChecked(isChecked);
diff --git a/src/com/android/settings/IccLockSettings.java b/src/com/android/settings/IccLockSettings.java
index 168d3c8..1243956 100644
--- a/src/com/android/settings/IccLockSettings.java
+++ b/src/com/android/settings/IccLockSettings.java
@@ -25,10 +25,9 @@
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
-import android.preference.Preference;
-import android.preference.PreferenceActivity;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
 import android.telephony.SubscriptionInfo;
 import android.telephony.SubscriptionManager;
 import android.telephony.TelephonyManager;
diff --git a/src/com/android/settings/IconPreferenceScreen.java b/src/com/android/settings/IconPreferenceScreen.java
index 64fce29..5d4c0e3 100644
--- a/src/com/android/settings/IconPreferenceScreen.java
+++ b/src/com/android/settings/IconPreferenceScreen.java
@@ -19,9 +19,9 @@
 import android.content.Context;
 import android.content.res.TypedArray;
 import android.graphics.drawable.Drawable;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
-import android.view.View;
 import android.widget.ImageView;
 import android.widget.TextView;
 
@@ -45,8 +45,8 @@
     }
 
     @Override
-    public void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
         ImageView imageView = (ImageView) view.findViewById(R.id.icon);
         if (imageView != null && mIcon != null) {
             imageView.setImageDrawable(mIcon);
diff --git a/src/com/android/settings/InstrumentedActivity.java b/src/com/android/settings/InstrumentedActivity.java
index 4a0e03a..e302ca1 100644
--- a/src/com/android/settings/InstrumentedActivity.java
+++ b/src/com/android/settings/InstrumentedActivity.java
@@ -16,10 +16,10 @@
 
 package com.android.settings;
 
-import com.android.internal.logging.MetricsLogger;
-
 import android.app.Activity;
 
+import com.android.internal.logging.MetricsLogger;
+
 /**
  * Instrumented activity that logs visibility state.
  */
diff --git a/src/com/android/settings/InstrumentedFragment.java b/src/com/android/settings/InstrumentedFragment.java
index 900c9b1..5453d52 100644
--- a/src/com/android/settings/InstrumentedFragment.java
+++ b/src/com/android/settings/InstrumentedFragment.java
@@ -16,7 +16,9 @@
 
 package com.android.settings;
 
-import android.preference.PreferenceFragment;
+import android.os.Bundle;
+import android.support.v14.preference.PreferenceFragment;
+
 import com.android.internal.logging.MetricsLogger;
 
 /**
@@ -38,6 +40,10 @@
     protected abstract int getMetricsCategory();
 
     @Override
+    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
+    }
+
+    @Override
     public void onResume() {
         super.onResume();
         MetricsLogger.visible(getActivity(), getMetricsCategory());
diff --git a/src/com/android/settings/InstrumentedPreferenceActivity.java b/src/com/android/settings/InstrumentedPreferenceActivity.java
index 480d5c7..93f5dd3 100644
--- a/src/com/android/settings/InstrumentedPreferenceActivity.java
+++ b/src/com/android/settings/InstrumentedPreferenceActivity.java
@@ -16,7 +16,6 @@
 
 package com.android.settings;
 
-import android.preference.PreferenceActivity;
 import com.android.internal.logging.MetricsLogger;
 
 /**
diff --git a/src/com/android/settings/InstrumentedPreferenceFragment.java b/src/com/android/settings/InstrumentedPreferenceFragment.java
index f56bce0..252c899 100644
--- a/src/com/android/settings/InstrumentedPreferenceFragment.java
+++ b/src/com/android/settings/InstrumentedPreferenceFragment.java
@@ -16,7 +16,8 @@
 
 package com.android.settings;
 
-import android.preference.PreferenceFragment;
+import android.support.v14.preference.PreferenceFragment;
+
 import com.android.internal.logging.MetricsLogger;
 
 /**
diff --git a/src/com/android/settings/LegalSettings.java b/src/com/android/settings/LegalSettings.java
index cd91d20..29e8275 100644
--- a/src/com/android/settings/LegalSettings.java
+++ b/src/com/android/settings/LegalSettings.java
@@ -23,8 +23,8 @@
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 import android.os.Bundle;
-import android.preference.PreferenceGroup;
 import android.provider.SearchIndexableResource;
+import android.support.v7.preference.PreferenceGroup;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.search.BaseSearchIndexProvider;
diff --git a/src/com/android/settings/LocalePicker.java b/src/com/android/settings/LocalePicker.java
index 7a8f120..8ea99a1 100644
--- a/src/com/android/settings/LocalePicker.java
+++ b/src/com/android/settings/LocalePicker.java
@@ -23,7 +23,9 @@
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ListView;
+
 import com.android.settings.SettingsPreferenceFragment.SettingsDialogFragment;
+
 import java.util.Locale;
 
 public class LocalePicker extends com.android.internal.app.LocalePicker
diff --git a/src/com/android/settings/ManagedProfileSetup.java b/src/com/android/settings/ManagedProfileSetup.java
index a72d2de..677bdf1 100644
--- a/src/com/android/settings/ManagedProfileSetup.java
+++ b/src/com/android/settings/ManagedProfileSetup.java
@@ -23,9 +23,9 @@
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 import android.content.pm.UserInfo;
-import android.util.Log;
 import android.os.UserHandle;
 import android.os.UserManager;
+import android.util.Log;
 
 import java.util.List;
 
diff --git a/src/com/android/settings/MasterClear.java b/src/com/android/settings/MasterClear.java
index cf55913..8474b45 100644
--- a/src/com/android/settings/MasterClear.java
+++ b/src/com/android/settings/MasterClear.java
@@ -20,7 +20,6 @@
 import android.accounts.AccountManager;
 import android.accounts.AuthenticatorDescription;
 import android.app.Activity;
-import android.app.Fragment;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
@@ -29,7 +28,6 @@
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 import android.os.Environment;
-import android.os.Process;
 import android.os.SystemProperties;
 import android.os.UserHandle;
 import android.os.UserManager;
@@ -41,6 +39,7 @@
 import android.widget.CheckBox;
 import android.widget.LinearLayout;
 import android.widget.TextView;
+
 import com.android.internal.logging.MetricsLogger;
 
 import java.util.List;
diff --git a/src/com/android/settings/MasterClearConfirm.java b/src/com/android/settings/MasterClearConfirm.java
index 12a86de..a3caf29 100644
--- a/src/com/android/settings/MasterClearConfirm.java
+++ b/src/com/android/settings/MasterClearConfirm.java
@@ -18,21 +18,20 @@
 
 import android.app.ProgressDialog;
 import android.content.Context;
+import android.content.Intent;
 import android.content.pm.ActivityInfo;
 import android.os.AsyncTask;
-import android.service.persistentdata.PersistentDataBlockManager;
-
-import com.android.internal.logging.MetricsLogger;
-
-import android.content.Intent;
 import android.os.Bundle;
 import android.os.UserManager;
+import android.service.persistentdata.PersistentDataBlockManager;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Button;
 import android.widget.TextView;
 
+import com.android.internal.logging.MetricsLogger;
+
 /**
  * Confirm and execute a reset of the device to a clean "just out of the box"
  * state.  Multiple confirmations are required: first, a general "are you sure
diff --git a/src/com/android/settings/PreferenceActivity.java b/src/com/android/settings/PreferenceActivity.java
new file mode 100644
index 0000000..dc3689c
--- /dev/null
+++ b/src/com/android/settings/PreferenceActivity.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.settings;
+
+import android.annotation.Nullable;
+import android.os.Bundle;
+import android.support.v14.preference.PreferenceFragment;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+
+public class PreferenceActivity extends SettingsActivity {
+
+    private PreferenceActivityFragment mFragment;
+
+    @Override
+    protected void onCreate(@Nullable Bundle savedInstanceState) {
+        getIntent().putExtra(EXTRA_SHOW_FRAGMENT, PreferenceActivityFragment.class.getName());
+        super.onCreate(savedInstanceState);
+    }
+
+    public void addPreferencesFromResource(int resource) {
+        mFragment.addPreferencesFromResource(resource);
+    }
+
+    public Preference findPreference(String preference) {
+        return mFragment.findPreference(preference);
+    }
+
+    public PreferenceScreen getPreferenceScreen() {
+        return mFragment.getPreferenceScreen();
+    }
+
+    public void setPreferenceScreen(PreferenceScreen screen) {
+        mFragment.setPreferenceScreen(screen);
+    }
+
+    public boolean onPreferenceTreeClick(Preference preference) {
+        return false;
+    }
+
+    @Override
+    protected boolean isValidFragment(String fragmentName) {
+        return super.isValidFragment(fragmentName)
+                || PreferenceActivityFragment.class.getName().equals(fragmentName);
+    }
+
+    public static class PreferenceActivityFragment extends PreferenceFragment {
+        @Override
+        public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
+            ((PreferenceActivity) getActivity()).mFragment = this;
+        }
+
+        @Override
+        public boolean onPreferenceTreeClick(Preference preference) {
+            if (((PreferenceActivity) getActivity()).onPreferenceTreeClick(preference)) {
+                return true;
+            }
+            return super.onPreferenceTreeClick(preference);
+        }
+    }
+
+}
diff --git a/src/com/android/settings/PrivacySettings.java b/src/com/android/settings/PrivacySettings.java
index 7586cb6..14e45be 100644
--- a/src/com/android/settings/PrivacySettings.java
+++ b/src/com/android/settings/PrivacySettings.java
@@ -21,22 +21,22 @@
 import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
-import android.os.Process;
 import android.os.RemoteException;
 import android.os.ServiceManager;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.provider.SearchIndexableResource;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.PreferenceScreen;
 import android.util.Log;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settings.search.Indexable;
+
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashSet;
diff --git a/src/com/android/settings/ProgressCategory.java b/src/com/android/settings/ProgressCategory.java
index c85dd0b..0c4a782 100644
--- a/src/com/android/settings/ProgressCategory.java
+++ b/src/com/android/settings/ProgressCategory.java
@@ -17,7 +17,8 @@
 package com.android.settings;
 
 import android.content.Context;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
 import android.view.View;
 
@@ -54,8 +55,8 @@
     }
 
     @Override
-    public void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
         final View progressBar = view.findViewById(R.id.scanning_progress);
 
         boolean noDeviceFound = (getPreferenceCount() == 0 ||
@@ -70,7 +71,7 @@
         } else {
             if (!mNoDeviceFoundAdded) {
                 if (mNoDeviceFoundPreference == null) {
-                    mNoDeviceFoundPreference = new Preference(getContext());
+                    mNoDeviceFoundPreference = new Preference(getPreferenceManager().getContext());
                     mNoDeviceFoundPreference.setLayoutResource(R.layout.preference_empty_list);
                     mNoDeviceFoundPreference.setTitle(mEmptyTextRes);
                     mNoDeviceFoundPreference.setSelectable(false);
diff --git a/src/com/android/settings/ProgressCategoryBase.java b/src/com/android/settings/ProgressCategoryBase.java
index c08806c..79ed51f 100644
--- a/src/com/android/settings/ProgressCategoryBase.java
+++ b/src/com/android/settings/ProgressCategoryBase.java
@@ -17,7 +17,7 @@
 package com.android.settings;
 
 import android.content.Context;
-import android.preference.PreferenceCategory;
+import android.support.v7.preference.PreferenceCategory;
 import android.util.AttributeSet;
 
 public abstract class ProgressCategoryBase extends PreferenceCategory {
diff --git a/src/com/android/settings/ProxySelector.java b/src/com/android/settings/ProxySelector.java
index 7e83f66..9ec5b27 100644
--- a/src/com/android/settings/ProxySelector.java
+++ b/src/com/android/settings/ProxySelector.java
@@ -16,13 +16,9 @@
 
 package com.android.settings;
 
-import com.android.internal.logging.MetricsLogger;
-import com.android.settings.SettingsPreferenceFragment.SettingsDialogFragment;
-
 import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.Dialog;
-import android.app.Fragment;
 import android.app.admin.DevicePolicyManager;
 import android.content.Context;
 import android.content.Intent;
@@ -43,6 +39,9 @@
 import android.widget.EditText;
 import android.widget.TextView;
 
+import com.android.internal.logging.MetricsLogger;
+import com.android.settings.SettingsPreferenceFragment.SettingsDialogFragment;
+
 public class ProxySelector extends InstrumentedFragment implements DialogCreatable {
     private static final String TAG = "ProxySelector";
 
diff --git a/src/com/android/settings/RadioInfo.java b/src/com/android/settings/RadioInfo.java
index fa98bac..2f10bb5 100644
--- a/src/com/android/settings/RadioInfo.java
+++ b/src/com/android/settings/RadioInfo.java
@@ -32,10 +32,10 @@
 import android.telephony.CellInfo;
 import android.telephony.CellLocation;
 import android.telephony.DataConnectionRealTimeInfo;
+import android.telephony.NeighboringCellInfo;
 import android.telephony.PhoneStateListener;
 import android.telephony.ServiceState;
 import android.telephony.TelephonyManager;
-import android.telephony.NeighboringCellInfo;
 import android.telephony.cdma.CdmaCellLocation;
 import android.telephony.gsm.GsmCellLocation;
 import android.util.Log;
@@ -46,22 +46,22 @@
 import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
 import android.widget.Button;
+import android.widget.EditText;
 import android.widget.Spinner;
 import android.widget.TextView;
-import android.widget.EditText;
 
+import com.android.ims.ImsConfig;
+import com.android.ims.ImsException;
+import com.android.ims.ImsManager;
 import com.android.internal.telephony.Phone;
 import com.android.internal.telephony.PhoneConstants;
 import com.android.internal.telephony.PhoneFactory;
 import com.android.internal.telephony.PhoneStateIntentReceiver;
 import com.android.internal.telephony.TelephonyProperties;
-import com.android.ims.ImsConfig;
-import com.android.ims.ImsException;
-import com.android.ims.ImsManager;
-import java.net.HttpURLConnection;
-import java.net.URL;
 
 import java.io.IOException;
+import java.net.HttpURLConnection;
+import java.net.URL;
 import java.net.UnknownHostException;
 import java.util.ArrayList;
 import java.util.List;
diff --git a/src/com/android/settings/ResetNetwork.java b/src/com/android/settings/ResetNetwork.java
index 4f77474..e446d1b 100644
--- a/src/com/android/settings/ResetNetwork.java
+++ b/src/com/android/settings/ResetNetwork.java
@@ -17,32 +17,19 @@
 package com.android.settings;
 
 import android.app.Activity;
-import android.app.Fragment;
-import android.content.Context;
 import android.content.Intent;
-import android.content.pm.PackageManager;
 import android.content.res.Resources;
-import android.graphics.drawable.Drawable;
 import android.os.Bundle;
-import android.os.Environment;
-import android.os.SystemProperties;
-import android.os.Process;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.PreferenceActivity;
 import android.telephony.SubscriptionInfo;
 import android.telephony.SubscriptionManager;
 import android.text.TextUtils;
-import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ArrayAdapter;
 import android.widget.Button;
-import android.widget.CheckBox;
-import android.widget.LinearLayout;
 import android.widget.Spinner;
-import android.widget.TextView;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.telephony.PhoneConstants;
diff --git a/src/com/android/settings/ResetNetworkConfirm.java b/src/com/android/settings/ResetNetworkConfirm.java
index db4b9a5..9050448 100644
--- a/src/com/android/settings/ResetNetworkConfirm.java
+++ b/src/com/android/settings/ResetNetworkConfirm.java
@@ -16,9 +16,8 @@
 
 package com.android.settings;
 
-import android.app.Fragment;
-import android.content.Context;
 import android.bluetooth.BluetoothManager;
+import android.content.Context;
 import android.net.ConnectivityManager;
 import android.net.NetworkPolicyManager;
 import android.net.wifi.WifiManager;
@@ -29,17 +28,12 @@
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.ArrayAdapter;
 import android.widget.Button;
-import android.widget.Spinner;
 import android.widget.Toast;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.telephony.PhoneConstants;
 
-import java.util.ArrayList;
-import java.util.List;
-
 /**
  * Confirm and execute a reset of the network settings to a clean "just out of the box"
  * state.  Multiple confirmations are required: first, a general "are you sure
diff --git a/src/com/android/settings/RingtonePreference.java b/src/com/android/settings/RingtonePreference.java
new file mode 100644
index 0000000..454ae0b
--- /dev/null
+++ b/src/com/android/settings/RingtonePreference.java
@@ -0,0 +1,236 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.res.TypedArray;
+import android.media.AudioAttributes;
+import android.media.RingtoneManager;
+import android.net.Uri;
+import android.provider.Settings.System;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceManager;
+import android.text.TextUtils;
+import android.util.AttributeSet;
+
+/**
+ * A {@link Preference} that allows the user to choose a ringtone from those on the device.
+ * The chosen ringtone's URI will be persisted as a string.
+ * <p>
+ * If the user chooses the "Default" item, the saved string will be one of
+ * {@link System#DEFAULT_RINGTONE_URI},
+ * {@link System#DEFAULT_NOTIFICATION_URI}, or
+ * {@link System#DEFAULT_ALARM_ALERT_URI}. If the user chooses the "Silent"
+ * item, the saved string will be an empty string.
+ *
+ * @attr ref android.R.styleable#RingtonePreference_ringtoneType
+ * @attr ref android.R.styleable#RingtonePreference_showDefault
+ * @attr ref android.R.styleable#RingtonePreference_showSilent
+ *
+ * Based of frameworks/base/core/java/android/preference/RingtonePreference.java
+ * but extends android.support.v7.preference.Preference instead.
+ */
+public class RingtonePreference extends Preference {
+
+    private static final String TAG = "RingtonePreference";
+
+    private static int sRequestCode = 100;
+
+    private int mRingtoneType;
+    private boolean mShowDefault;
+    private boolean mShowSilent;
+
+    private int mRequestCode;
+
+    public RingtonePreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+
+        final TypedArray a = context.obtainStyledAttributes(attrs,
+                com.android.internal.R.styleable.RingtonePreference, 0, 0);
+        mRingtoneType = a.getInt(com.android.internal.R.styleable.RingtonePreference_ringtoneType,
+                RingtoneManager.TYPE_RINGTONE);
+        mShowDefault = a.getBoolean(com.android.internal.R.styleable.RingtonePreference_showDefault,
+                true);
+        mShowSilent = a.getBoolean(com.android.internal.R.styleable.RingtonePreference_showSilent,
+                true);
+        setIntent(new Intent(RingtoneManager.ACTION_RINGTONE_PICKER));
+        a.recycle();
+    }
+
+    /**
+     * Returns the sound type(s) that are shown in the picker.
+     *
+     * @return The sound type(s) that are shown in the picker.
+     * @see #setRingtoneType(int)
+     */
+    public int getRingtoneType() {
+        return mRingtoneType;
+    }
+
+    /**
+     * Sets the sound type(s) that are shown in the picker.
+     *
+     * @param type The sound type(s) that are shown in the picker.
+     * @see RingtoneManager#EXTRA_RINGTONE_TYPE
+     */
+    public void setRingtoneType(int type) {
+        mRingtoneType = type;
+    }
+
+    /**
+     * Returns whether to a show an item for the default sound/ringtone.
+     *
+     * @return Whether to show an item for the default sound/ringtone.
+     */
+    public boolean getShowDefault() {
+        return mShowDefault;
+    }
+
+    /**
+     * Sets whether to show an item for the default sound/ringtone. The default
+     * to use will be deduced from the sound type(s) being shown.
+     *
+     * @param showDefault Whether to show the default or not.
+     * @see RingtoneManager#EXTRA_RINGTONE_SHOW_DEFAULT
+     */
+    public void setShowDefault(boolean showDefault) {
+        mShowDefault = showDefault;
+    }
+
+    /**
+     * Returns whether to a show an item for 'Silent'.
+     *
+     * @return Whether to show an item for 'Silent'.
+     */
+    public boolean getShowSilent() {
+        return mShowSilent;
+    }
+
+    /**
+     * Sets whether to show an item for 'Silent'.
+     *
+     * @param showSilent Whether to show 'Silent'.
+     * @see RingtoneManager#EXTRA_RINGTONE_SHOW_SILENT
+     */
+    public void setShowSilent(boolean showSilent) {
+        mShowSilent = showSilent;
+    }
+
+    public int getRequestCode() {
+        return mRequestCode;
+    }
+
+    /**
+     * Prepares the intent to launch the ringtone picker. This can be modified
+     * to adjust the parameters of the ringtone picker.
+     *
+     * @param ringtonePickerIntent The ringtone picker intent that can be
+     *            modified by putting extras.
+     */
+    public void onPrepareRingtonePickerIntent(Intent ringtonePickerIntent) {
+
+        ringtonePickerIntent.putExtra(RingtoneManager.EXTRA_RINGTONE_EXISTING_URI,
+                onRestoreRingtone());
+
+        ringtonePickerIntent.putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_DEFAULT, mShowDefault);
+        if (mShowDefault) {
+            ringtonePickerIntent.putExtra(RingtoneManager.EXTRA_RINGTONE_DEFAULT_URI,
+                    RingtoneManager.getDefaultUri(getRingtoneType()));
+        }
+
+        ringtonePickerIntent.putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_SILENT, mShowSilent);
+        ringtonePickerIntent.putExtra(RingtoneManager.EXTRA_RINGTONE_TYPE, mRingtoneType);
+        ringtonePickerIntent.putExtra(RingtoneManager.EXTRA_RINGTONE_TITLE, getTitle());
+        ringtonePickerIntent.putExtra(RingtoneManager.EXTRA_RINGTONE_AUDIO_ATTRIBUTES_FLAGS,
+                AudioAttributes.FLAG_BYPASS_INTERRUPTION_POLICY);
+    }
+
+    /**
+     * Called when a ringtone is chosen.
+     * <p>
+     * By default, this saves the ringtone URI to the persistent storage as a
+     * string.
+     *
+     * @param ringtoneUri The chosen ringtone's {@link Uri}. Can be null.
+     */
+    protected void onSaveRingtone(Uri ringtoneUri) {
+        persistString(ringtoneUri != null ? ringtoneUri.toString() : "");
+    }
+
+    /**
+     * Called when the chooser is about to be shown and the current ringtone
+     * should be marked. Can return null to not mark any ringtone.
+     * <p>
+     * By default, this restores the previous ringtone URI from the persistent
+     * storage.
+     *
+     * @return The ringtone to be marked as the current ringtone.
+     */
+    protected Uri onRestoreRingtone() {
+        final String uriString = getPersistedString(null);
+        return !TextUtils.isEmpty(uriString) ? Uri.parse(uriString) : null;
+    }
+
+    @Override
+    protected Object onGetDefaultValue(TypedArray a, int index) {
+        return a.getString(index);
+    }
+
+    @Override
+    protected void onSetInitialValue(boolean restorePersistedValue, Object defaultValueObj) {
+        String defaultValue = (String) defaultValueObj;
+
+        /*
+         * This method is normally to make sure the internal state and UI
+         * matches either the persisted value or the default value. Since we
+         * don't show the current value in the UI (until the dialog is opened)
+         * and we don't keep local state, if we are restoring the persisted
+         * value we don't need to do anything.
+         */
+        if (restorePersistedValue) {
+            return;
+        }
+
+        // If we are setting to the default value, we should persist it.
+        if (!TextUtils.isEmpty(defaultValue)) {
+            onSaveRingtone(Uri.parse(defaultValue));
+        }
+    }
+    protected void onAttachedToHierarchy(PreferenceManager preferenceManager) {
+        super.onAttachedToHierarchy(preferenceManager);
+
+        mRequestCode = sRequestCode++;
+    }
+
+    public boolean onActivityResult(int requestCode, int resultCode, Intent data) {
+        if (requestCode == mRequestCode) {
+            if (data != null) {
+                Uri uri = data.getParcelableExtra(RingtoneManager.EXTRA_RINGTONE_PICKED_URI);
+
+                if (callChangeListener(uri != null ? uri.toString() : "")) {
+                    onSaveRingtone(uri);
+                }
+            }
+
+            return true;
+        }
+
+        return false;
+    }
+
+}
diff --git a/src/com/android/settings/ScreenPinningSettings.java b/src/com/android/settings/ScreenPinningSettings.java
index bf17b9f..7031271 100644
--- a/src/com/android/settings/ScreenPinningSettings.java
+++ b/src/com/android/settings/ScreenPinningSettings.java
@@ -21,14 +21,13 @@
 import android.content.res.Resources;
 import android.os.Bundle;
 import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.PreferenceScreen;
 import android.view.LayoutInflater;
 import android.view.View;
-import android.view.ViewGroup;
 import android.widget.Switch;
 
 import com.android.internal.logging.MetricsLogger;
@@ -68,8 +67,7 @@
 
         View emptyView = LayoutInflater.from(activity)
                 .inflate(R.layout.screen_pinning_instructions, null);
-        ((ViewGroup) getListView().getParent()).addView(emptyView);
-        getListView().setEmptyView(emptyView);
+        setEmptyView(emptyView);
 
         mSwitchBar = activity.getSwitchBar();
         mSwitchBar.addOnSwitchChangeListener(this);
diff --git a/src/com/android/settings/SecuritySettings.java b/src/com/android/settings/SecuritySettings.java
index e2d1c71..ee95839 100644
--- a/src/com/android/settings/SecuritySettings.java
+++ b/src/com/android/settings/SecuritySettings.java
@@ -33,17 +33,17 @@
 import android.os.PersistableBundle;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.ListPreference;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.provider.SearchIndexableResource;
 import android.provider.Settings;
 import android.security.KeyStore;
 import android.service.trust.TrustAgentService;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceScreen;
 import android.telephony.CarrierConfigManager;
 import android.telephony.SubscriptionInfo;
 import android.telephony.SubscriptionManager;
@@ -637,7 +637,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         final String key = preference.getKey();
         if (KEY_UNLOCK_SET_OR_CHANGE.equals(key)) {
             startFragment(this, "com.android.settings.ChooseLockGeneric$ChooseLockGenericFragment",
@@ -655,7 +655,7 @@
             }
         } else {
             // If we didn't handle it, let preferences handle it.
-            return super.onPreferenceTreeClick(preferenceScreen, preference);
+            return super.onPreferenceTreeClick(preference);
         }
         return true;
     }
diff --git a/src/com/android/settings/SeekBarPreference.java b/src/com/android/settings/SeekBarPreference.java
new file mode 100644
index 0000000..f225967
--- /dev/null
+++ b/src/com/android/settings/SeekBarPreference.java
@@ -0,0 +1,260 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings;
+
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.os.Parcel;
+import android.os.Parcelable;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
+import android.util.AttributeSet;
+import android.view.KeyEvent;
+import android.view.View;
+import android.widget.SeekBar;
+import android.widget.SeekBar.OnSeekBarChangeListener;
+
+/**
+ * Based on android.preference.SeekBarPreference, but uses support preference as base.
+ */
+public class SeekBarPreference extends Preference
+        implements OnSeekBarChangeListener, View.OnKeyListener {
+
+    private int mProgress;
+    private int mMax;
+    private boolean mTrackingTouch;
+
+    public SeekBarPreference(
+            Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+
+        TypedArray a = context.obtainStyledAttributes(
+                attrs, com.android.internal.R.styleable.ProgressBar, defStyleAttr, defStyleRes);
+        setMax(a.getInt(com.android.internal.R.styleable.ProgressBar_max, mMax));
+        a.recycle();
+
+        a = context.obtainStyledAttributes(attrs,
+                com.android.internal.R.styleable.SeekBarPreference, defStyleAttr, defStyleRes);
+        final int layoutResId = a.getResourceId(
+                com.android.internal.R.styleable.SeekBarPreference_layout,
+                com.android.internal.R.layout.preference_widget_seekbar);
+        a.recycle();
+
+        setLayoutResource(layoutResId);
+    }
+
+    public SeekBarPreference(Context context, AttributeSet attrs, int defStyleAttr) {
+        this(context, attrs, defStyleAttr, 0);
+    }
+
+    public SeekBarPreference(Context context, AttributeSet attrs) {
+        this(context, attrs, com.android.internal.R.attr.seekBarPreferenceStyle);
+    }
+
+    public SeekBarPreference(Context context) {
+        this(context, null);
+    }
+
+    @Override
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
+        view.itemView.setOnKeyListener(this);
+        SeekBar seekBar = (SeekBar) view.findViewById(
+                com.android.internal.R.id.seekbar);
+        seekBar.setOnSeekBarChangeListener(this);
+        seekBar.setMax(mMax);
+        seekBar.setProgress(mProgress);
+        seekBar.setEnabled(isEnabled());
+    }
+
+    @Override
+    public CharSequence getSummary() {
+        return null;
+    }
+
+    @Override
+    protected void onSetInitialValue(boolean restoreValue, Object defaultValue) {
+        setProgress(restoreValue ? getPersistedInt(mProgress)
+                : (Integer) defaultValue);
+    }
+
+    @Override
+    protected Object onGetDefaultValue(TypedArray a, int index) {
+        return a.getInt(index, 0);
+    }
+
+    @Override
+    public boolean onKey(View v, int keyCode, KeyEvent event) {
+        if (event.getAction() != KeyEvent.ACTION_DOWN) {
+            return false;
+        }
+
+        SeekBar seekBar = (SeekBar) v.findViewById(com.android.internal.R.id.seekbar);
+        if (seekBar == null) {
+            return false;
+        }
+        return seekBar.onKeyDown(keyCode, event);
+    }
+
+    public void setMax(int max) {
+        if (max != mMax) {
+            mMax = max;
+            notifyChanged();
+        }
+    }
+
+    public void setProgress(int progress) {
+        setProgress(progress, true);
+    }
+
+    private void setProgress(int progress, boolean notifyChanged) {
+        if (progress > mMax) {
+            progress = mMax;
+        }
+        if (progress < 0) {
+            progress = 0;
+        }
+        if (progress != mProgress) {
+            mProgress = progress;
+            persistInt(progress);
+            if (notifyChanged) {
+                notifyChanged();
+            }
+        }
+    }
+
+    public int getProgress() {
+        return mProgress;
+    }
+
+    /**
+     * Persist the seekBar's progress value if callChangeListener
+     * returns true, otherwise set the seekBar's progress to the stored value
+     */
+    void syncProgress(SeekBar seekBar) {
+        int progress = seekBar.getProgress();
+        if (progress != mProgress) {
+            if (callChangeListener(progress)) {
+                setProgress(progress, false);
+            } else {
+                seekBar.setProgress(mProgress);
+            }
+        }
+    }
+
+    @Override
+    public void onProgressChanged(
+            SeekBar seekBar, int progress, boolean fromUser) {
+        if (fromUser && !mTrackingTouch) {
+            syncProgress(seekBar);
+        }
+    }
+
+    @Override
+    public void onStartTrackingTouch(SeekBar seekBar) {
+        mTrackingTouch = true;
+    }
+
+    @Override
+    public void onStopTrackingTouch(SeekBar seekBar) {
+        mTrackingTouch = false;
+        if (seekBar.getProgress() != mProgress) {
+            syncProgress(seekBar);
+        }
+    }
+
+    @Override
+    protected Parcelable onSaveInstanceState() {
+        /*
+         * Suppose a client uses this preference type without persisting. We
+         * must save the instance state so it is able to, for example, survive
+         * orientation changes.
+         */
+
+        final Parcelable superState = super.onSaveInstanceState();
+        if (isPersistent()) {
+            // No need to save instance state since it's persistent
+            return superState;
+        }
+
+        // Save the instance state
+        final SavedState myState = new SavedState(superState);
+        myState.progress = mProgress;
+        myState.max = mMax;
+        return myState;
+    }
+
+    @Override
+    protected void onRestoreInstanceState(Parcelable state) {
+        if (!state.getClass().equals(SavedState.class)) {
+            // Didn't save state for us in onSaveInstanceState
+            super.onRestoreInstanceState(state);
+            return;
+        }
+
+        // Restore the instance state
+        SavedState myState = (SavedState) state;
+        super.onRestoreInstanceState(myState.getSuperState());
+        mProgress = myState.progress;
+        mMax = myState.max;
+        notifyChanged();
+    }
+
+    /**
+     * SavedState, a subclass of {@link BaseSavedState}, will store the state
+     * of MyPreference, a subclass of Preference.
+     * <p>
+     * It is important to always call through to super methods.
+     */
+    private static class SavedState extends BaseSavedState {
+        int progress;
+        int max;
+
+        public SavedState(Parcel source) {
+            super(source);
+
+            // Restore the click counter
+            progress = source.readInt();
+            max = source.readInt();
+        }
+
+        @Override
+        public void writeToParcel(Parcel dest, int flags) {
+            super.writeToParcel(dest, flags);
+
+            // Save the click counter
+            dest.writeInt(progress);
+            dest.writeInt(max);
+        }
+
+        public SavedState(Parcelable superState) {
+            super(superState);
+        }
+
+        @SuppressWarnings("unused")
+        public static final Parcelable.Creator<SavedState> CREATOR =
+                new Parcelable.Creator<SavedState>() {
+            public SavedState createFromParcel(Parcel in) {
+                return new SavedState(in);
+            }
+
+            public SavedState[] newArray(int size) {
+                return new SavedState[size];
+            }
+        };
+    }
+}
diff --git a/src/com/android/settings/SelectableEditTextPreference.java b/src/com/android/settings/SelectableEditTextPreference.java
index c14709f..f6237ec 100644
--- a/src/com/android/settings/SelectableEditTextPreference.java
+++ b/src/com/android/settings/SelectableEditTextPreference.java
@@ -17,13 +17,12 @@
 package com.android.settings;
 
 import android.content.Context;
-import android.preference.EditTextPreference;
 import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.view.View;
 import android.widget.EditText;
 
-public class SelectableEditTextPreference extends EditTextPreference {
+public class SelectableEditTextPreference extends CustomEditTextPreference {
 
     private int mSelectionMode;
 
diff --git a/src/com/android/settings/SettingsActivity.java b/src/com/android/settings/SettingsActivity.java
index d830c33..c979f76 100644
--- a/src/com/android/settings/SettingsActivity.java
+++ b/src/com/android/settings/SettingsActivity.java
@@ -16,8 +16,6 @@
 
 package com.android.settings;
 
-import static com.android.settings.dashboard.DashboardTile.TILE_ID_UNDEFINED;
-
 import android.app.ActionBar;
 import android.app.Activity;
 import android.app.Fragment;
@@ -42,10 +40,9 @@
 import android.os.Message;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.PreferenceFragment;
-import android.preference.PreferenceManager;
-import android.preference.PreferenceScreen;
+import android.support.v14.preference.PreferenceFragment;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceManager;
 import android.text.TextUtils;
 import android.transition.TransitionManager;
 import android.util.ArrayMap;
@@ -107,8 +104,8 @@
 import com.android.settings.notification.ZenModeAutomationSettings;
 import com.android.settings.notification.ZenModeEventRuleSettings;
 import com.android.settings.notification.ZenModePrioritySettings;
-import com.android.settings.notification.ZenModeSettings;
 import com.android.settings.notification.ZenModeScheduleRuleSettings;
+import com.android.settings.notification.ZenModeSettings;
 import com.android.settings.print.PrintJobSettingsFragment;
 import com.android.settings.print.PrintSettingsFragment;
 import com.android.settings.search.DynamicIndexableContentMonitor;
@@ -133,6 +130,8 @@
 import java.util.Map;
 import java.util.Set;
 
+import static com.android.settings.dashboard.DashboardTile.TILE_ID_UNDEFINED;
+
 public class SettingsActivity extends Activity
         implements PreferenceManager.OnPreferenceTreeClickListener,
         PreferenceFragment.OnPreferenceStartFragmentCallback,
@@ -438,17 +437,17 @@
     @Override
     public boolean onPreferenceStartFragment(PreferenceFragment caller, Preference pref) {
         // Override the fragment title for Wallpaper settings
-        int titleRes = pref.getTitleRes();
+        CharSequence title = pref.getTitle();
         if (pref.getFragment().equals(WallpaperTypeSettings.class.getName())) {
-            titleRes = R.string.wallpaper_settings_fragment_title;
+            title = getString(R.string.wallpaper_settings_fragment_title);
         }
-        startPreferencePanel(pref.getFragment(), pref.getExtras(), titleRes, pref.getTitle(),
+        startPreferencePanel(pref.getFragment(), pref.getExtras(), 0, title,
                 null, 0);
         return true;
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         return false;
     }
 
@@ -795,7 +794,7 @@
     }
 
     @Override
-    public void onResume() {
+    protected void onResume() {
         super.onResume();
         if (mIsShowingDashboard) {
             MetricsLogger.visible(this, MetricsLogger.MAIN_SETTINGS);
@@ -826,7 +825,7 @@
     }
 
     @Override
-    public void onPause() {
+    protected void onPause() {
         super.onPause();
         if (mIsShowingDashboard) {
             MetricsLogger.hidden(this, MetricsLogger.MAIN_SETTINGS);
diff --git a/src/com/android/settings/SettingsPreferenceFragment.java b/src/com/android/settings/SettingsPreferenceFragment.java
index 61b9753..34c773a 100644
--- a/src/com/android/settings/SettingsPreferenceFragment.java
+++ b/src/com/android/settings/SettingsPreferenceFragment.java
@@ -24,26 +24,26 @@
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.pm.PackageManager;
-import android.database.DataSetObserver;
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceActivity;
-import android.preference.PreferenceGroupAdapter;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceGroupAdapter;
+import android.support.v7.preference.PreferenceScreen;
+import android.support.v7.widget.RecyclerView;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuInflater;
-import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Button;
-import android.widget.ListAdapter;
-import android.widget.ListView;
 
+import com.android.settings.applications.LayoutPreference;
 import com.android.settings.widget.FloatingActionButton;
 
+import java.util.UUID;
+
 /**
  * Base class for Settings fragments, with some helper functions and dialog management.
  */
@@ -67,17 +67,13 @@
     private boolean mPreferenceHighlighted = false;
     private Drawable mHighlightDrawable;
 
-    private ListAdapter mCurrentRootAdapter;
+    private RecyclerView.Adapter mCurrentRootAdapter;
     private boolean mIsDataSetObserverRegistered = false;
-    private DataSetObserver mDataSetObserver = new DataSetObserver() {
+    private RecyclerView.AdapterDataObserver mDataSetObserver =
+            new RecyclerView.AdapterDataObserver() {
         @Override
         public void onChanged() {
-            highlightPreferenceIfNeeded();
-        }
-
-        @Override
-        public void onInvalidated() {
-            highlightPreferenceIfNeeded();
+            onDataSetChanged();
         }
     };
 
@@ -85,6 +81,11 @@
     private FloatingActionButton mFloatingActionButton;
     private ViewGroup mButtonBar;
 
+    private LayoutPreference mHeader;
+
+    private LayoutPreference mFooter;
+    private View mEmptyView;
+
     @Override
     public void onCreate(Bundle icicle) {
         super.onCreate(icicle);
@@ -110,6 +111,10 @@
         return root;
     }
 
+    @Override
+    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
+    }
+
     public FloatingActionButton getFloatingActionButton() {
         return mFloatingActionButton;
     }
@@ -176,16 +181,16 @@
 
     public void showLoadingWhenEmpty() {
         View loading = getView().findViewById(R.id.loading_container);
-        getListView().setEmptyView(loading);
+        setEmptyView(loading);
     }
 
     public void registerObserverIfNeeded() {
         if (!mIsDataSetObserverRegistered) {
             if (mCurrentRootAdapter != null) {
-                mCurrentRootAdapter.unregisterDataSetObserver(mDataSetObserver);
+                mCurrentRootAdapter.unregisterAdapterDataObserver(mDataSetObserver);
             }
-            mCurrentRootAdapter = getPreferenceScreen().getRootAdapter();
-            mCurrentRootAdapter.registerDataSetObserver(mDataSetObserver);
+            mCurrentRootAdapter = getListView().getAdapter();
+            mCurrentRootAdapter.registerAdapterDataObserver(mDataSetObserver);
             mIsDataSetObserverRegistered = true;
         }
     }
@@ -193,7 +198,7 @@
     public void unregisterObserverIfNeeded() {
         if (mIsDataSetObserverRegistered) {
             if (mCurrentRootAdapter != null) {
-                mCurrentRootAdapter.unregisterDataSetObserver(mDataSetObserver);
+                mCurrentRootAdapter.unregisterAdapterDataObserver(mDataSetObserver);
                 mCurrentRootAdapter = null;
             }
             mIsDataSetObserverRegistered = false;
@@ -206,6 +211,11 @@
         }
     }
 
+    private void onDataSetChanged() {
+        highlightPreferenceIfNeeded();
+        updateEmptyView();
+    }
+
     private Drawable getHighlightDrawable() {
         if (mHighlightDrawable == null) {
             mHighlightDrawable = getActivity().getDrawable(R.drawable.preference_highlight);
@@ -213,19 +223,92 @@
         return mHighlightDrawable;
     }
 
+    public LayoutPreference getHeaderView() {
+        return mHeader;
+    }
+
+    public LayoutPreference getFooterView() {
+        return mFooter;
+    }
+
+    protected void setHeaderView(int resource) {
+        mHeader = new LayoutPreference(getPrefContext(), resource);
+        mHeader.setOrder(-1);
+        if (getPreferenceScreen() != null) {
+            getPreferenceScreen().addPreference(mHeader);
+        }
+    }
+
+    protected void setFooterView(int resource) {
+        setFooterView(resource != 0 ? new LayoutPreference(getPrefContext(), resource) : null);
+    }
+
+    protected void setFooterView(View v) {
+        setFooterView(v != null ? new LayoutPreference(getPrefContext(), v) : null);
+    }
+
+    private void setFooterView(LayoutPreference footer) {
+        if (getPreferenceScreen() != null && mFooter != null) {
+            getPreferenceScreen().removePreference(mFooter);
+        }
+        if (footer != null) {
+            mFooter = footer;
+            mFooter.setOrder(Integer.MAX_VALUE);
+            if (getPreferenceScreen() != null) {
+                getPreferenceScreen().addPreference(mFooter);
+            }
+        } else {
+            mFooter = null;
+        }
+    }
+
+    @Override
+    public void setPreferenceScreen(PreferenceScreen preferenceScreen) {
+        super.setPreferenceScreen(preferenceScreen);
+        if (preferenceScreen != null) {
+            if (mHeader != null) {
+                preferenceScreen.addPreference(mHeader);
+            }
+            if (mFooter != null) {
+                preferenceScreen.addPreference(mFooter);
+            }
+        }
+    }
+
+    private void updateEmptyView() {
+        if (mEmptyView == null) return;
+        if (getPreferenceScreen() != null) {
+            boolean show = (getPreferenceScreen().getPreferenceCount()
+                    - (mHeader != null ? 1 : 0)
+                    - (mFooter != null ? 1 : 0)) <= 0;
+            mEmptyView.setVisibility(show ? View.VISIBLE : View.GONE);
+        } else {
+            mEmptyView.setVisibility(View.VISIBLE);
+        }
+    }
+
+    public void setEmptyView(View v) {
+        mEmptyView = v;
+        updateEmptyView();
+    }
+
+    public View getEmptyView() {
+        return mEmptyView;
+    }
+
     /**
      * Return a valid ListView position or -1 if none is found
      */
     private int canUseListViewForHighLighting(String key) {
-        if (!hasListView()) {
+        if (getListView() == null) {
             return -1;
         }
 
-        ListView listView = getListView();
-        ListAdapter adapter = listView.getAdapter();
+        RecyclerView listView = getListView();
+        RecyclerView.Adapter adapter = listView.getAdapter();
 
         if (adapter != null && adapter instanceof PreferenceGroupAdapter) {
-            return findListPositionFromKey(adapter, key);
+            return findListPositionFromKey((PreferenceGroupAdapter) adapter, key);
         }
 
         return -1;
@@ -238,45 +321,44 @@
         if (position >= 0) {
             mPreferenceHighlighted = true;
 
-            final ListView listView = getListView();
-            final ListAdapter adapter = listView.getAdapter();
-
-            ((PreferenceGroupAdapter) adapter).setHighlightedDrawable(highlight);
-            ((PreferenceGroupAdapter) adapter).setHighlighted(position);
-
-            listView.post(new Runnable() {
-                @Override
-                public void run() {
-                    listView.setSelection(position);
-                    listView.postDelayed(new Runnable() {
-                        @Override
-                        public void run() {
-                            final int index = position - listView.getFirstVisiblePosition();
-                            if (index >= 0 && index < listView.getChildCount()) {
-                                final View v = listView.getChildAt(index);
-                                final int centerX = v.getWidth() / 2;
-                                final int centerY = v.getHeight() / 2;
-                                highlight.setHotspot(centerX, centerY);
-                                v.setPressed(true);
-                                v.setPressed(false);
-                            }
-                        }
-                    }, DELAY_HIGHLIGHT_DURATION_MILLIS);
-                }
-            });
+            // TODO: Need to find a way to scroll to and highlight search items now
+            // that we are using RecyclerView instead.
+//            final RecyclerView listView = getListView();
+//            final RecyclerView.Adapter adapter = listView.getAdapter();
+//
+////            ((PreferenceGroupAdapter) adapter).setHighlightedDrawable(highlight);
+////            ((PreferenceGroupAdapter) adapter).setHighlighted(position);
+//
+//            listView.post(new Runnable() {
+//                @Override
+//                public void run() {
+//                    listView.setSelection(position);
+//                    listView.postDelayed(new Runnable() {
+//                        @Override
+//                        public void run() {
+//                            final int index = position - listView.getFirstVisiblePosition();
+//                            if (index >= 0 && index < listView.getChildCount()) {
+//                                final View v = listView.getChildAt(index);
+//                                final int centerX = v.getWidth() / 2;
+//                                final int centerY = v.getHeight() / 2;
+//                                highlight.setHotspot(centerX, centerY);
+//                                v.setPressed(true);
+//                                v.setPressed(false);
+//                            }
+//                        }
+//                    }, DELAY_HIGHLIGHT_DURATION_MILLIS);
+//                }
+//            });
         }
     }
 
-    private int findListPositionFromKey(ListAdapter adapter, String key) {
-        final int count = adapter.getCount();
+    private int findListPositionFromKey(PreferenceGroupAdapter adapter, String key) {
+        final int count = adapter.getItemCount();
         for (int n = 0; n < count; n++) {
-            final Object item = adapter.getItem(n);
-            if (item instanceof Preference) {
-                Preference preference = (Preference) item;
-                final String preferenceKey = preference.getKey();
-                if (preferenceKey != null && preferenceKey.equals(key)) {
-                    return n;
-                }
+            final Preference preference = adapter.getItem(n);
+            final String preferenceKey = preference.getKey();
+            if (preferenceKey != null && preferenceKey.equals(key)) {
+                return n;
             }
         }
         return -1;
@@ -400,6 +482,31 @@
         // override in subclass to attach a dismiss listener, for instance
     }
 
+    @Override
+    public void onDisplayPreferenceDialog(Preference preference) {
+        if (preference.getKey() == null) {
+            // Auto-key preferences that don't have a key, so the dialog can find them.
+            preference.setKey(UUID.randomUUID().toString());
+        }
+        DialogFragment f = null;
+        if (preference instanceof CustomListPreference) {
+            f = CustomListPreference.CustomListPreferenceDialogFragment
+                    .newInstance(preference.getKey());
+        } else if (preference instanceof CustomDialogPreference) {
+            f = CustomDialogPreference.CustomPreferenceDialogFragment
+                    .newInstance(preference.getKey());
+        } else if (preference instanceof CustomEditTextPreference) {
+            f = CustomEditTextPreference.CustomPreferenceDialogFragment
+                    .newInstance(preference.getKey());
+        } else {
+            super.onDisplayPreferenceDialog(preference);
+            return;
+        }
+        f.setTargetFragment(this, 0);
+        f.show(getFragmentManager(), "dialog_preference");
+        onDialogShowing();
+    }
+
     public static class SettingsDialogFragment extends DialogFragment {
         private static final String KEY_DIALOG_ID = "key_dialog_id";
         private static final String KEY_PARENT_FRAGMENT_ID = "key_parent_fragment_id";
@@ -517,6 +624,10 @@
         }
     }
 
+    protected final Context getPrefContext() {
+        return getPreferenceManager().getContext();
+    }
+
     public boolean startFragment(Fragment caller, String fragmentClass, int titleRes,
             int requestCode, Bundle extras) {
         final Activity activity = getActivity();
diff --git a/src/com/android/settings/SetupChooseLockGeneric.java b/src/com/android/settings/SetupChooseLockGeneric.java
index fb5cd8a..a1dd91e 100644
--- a/src/com/android/settings/SetupChooseLockGeneric.java
+++ b/src/com/android/settings/SetupChooseLockGeneric.java
@@ -16,10 +16,6 @@
 
 package com.android.settings;
 
-import com.android.internal.widget.LockPatternUtils;
-import com.android.setupwizardlib.SetupWizardListLayout;
-import com.android.setupwizardlib.view.NavigationBar;
-
 import android.app.Activity;
 import android.app.admin.DevicePolicyManager;
 import android.content.Context;
@@ -27,11 +23,15 @@
 import android.content.res.Resources;
 import android.os.Bundle;
 import android.os.UserHandle;
-import android.preference.PreferenceFragment;
+import android.support.v14.preference.PreferenceFragment;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 
+import com.android.internal.widget.LockPatternUtils;
+import com.android.setupwizardlib.SetupWizardListLayout;
+import com.android.setupwizardlib.view.NavigationBar;
+
 /**
  * Setup Wizard's version of ChooseLockGeneric screen. It inherits the logic and basic structure
  * from ChooseLockGeneric class, and should remain similar to that behaviorally. This class should
diff --git a/src/com/android/settings/SetupChooseLockPassword.java b/src/com/android/settings/SetupChooseLockPassword.java
index 9837562..d9b034b 100644
--- a/src/com/android/settings/SetupChooseLockPassword.java
+++ b/src/com/android/settings/SetupChooseLockPassword.java
@@ -16,10 +16,6 @@
 
 package com.android.settings;
 
-import com.android.setupwizardlib.SetupWizardLayout;
-import com.android.setupwizardlib.util.SystemBarHelper;
-import com.android.setupwizardlib.view.NavigationBar;
-
 import android.app.Activity;
 import android.app.Fragment;
 import android.content.Context;
@@ -30,6 +26,10 @@
 import android.view.View;
 import android.view.ViewGroup;
 
+import com.android.setupwizardlib.SetupWizardLayout;
+import com.android.setupwizardlib.util.SystemBarHelper;
+import com.android.setupwizardlib.view.NavigationBar;
+
 /**
  * Setup Wizard's version of ChooseLockPassword screen. It inherits the logic and basic structure
  * from ChooseLockPassword class, and should remain similar to that behaviorally. This class should
diff --git a/src/com/android/settings/SetupChooseLockPattern.java b/src/com/android/settings/SetupChooseLockPattern.java
index bdf7af8..e6b1c47 100644
--- a/src/com/android/settings/SetupChooseLockPattern.java
+++ b/src/com/android/settings/SetupChooseLockPattern.java
@@ -16,9 +16,6 @@
 
 package com.android.settings;
 
-import com.android.setupwizardlib.SetupWizardLayout;
-import com.android.setupwizardlib.view.NavigationBar;
-
 import android.app.Activity;
 import android.app.Fragment;
 import android.content.Context;
@@ -30,6 +27,9 @@
 import android.view.ViewGroup;
 import android.widget.Button;
 
+import com.android.setupwizardlib.SetupWizardLayout;
+import com.android.setupwizardlib.view.NavigationBar;
+
 /**
  * Setup Wizard's version of ChooseLockPattern screen. It inherits the logic and basic structure
  * from ChooseLockPattern class, and should remain similar to that behaviorally. This class should
diff --git a/src/com/android/settings/SetupEncryptionInterstitial.java b/src/com/android/settings/SetupEncryptionInterstitial.java
index 27d7e0c..cd943af 100644
--- a/src/com/android/settings/SetupEncryptionInterstitial.java
+++ b/src/com/android/settings/SetupEncryptionInterstitial.java
@@ -16,9 +16,6 @@
 
 package com.android.settings;
 
-import com.android.setupwizardlib.SetupWizardLayout;
-import com.android.setupwizardlib.view.NavigationBar;
-
 import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
@@ -28,6 +25,9 @@
 import android.view.View;
 import android.view.ViewGroup;
 
+import com.android.setupwizardlib.SetupWizardLayout;
+import com.android.setupwizardlib.view.NavigationBar;
+
 /**
  * Setup Wizard's version of EncryptionInterstitial screen. It inherits the logic and basic
  * structure from EncryptionInterstitial class, and should remain similar to that behaviorally. This
diff --git a/src/com/android/settings/SetupWizardUtils.java b/src/com/android/settings/SetupWizardUtils.java
index 61043ca..b7a2447 100644
--- a/src/com/android/settings/SetupWizardUtils.java
+++ b/src/com/android/settings/SetupWizardUtils.java
@@ -16,13 +16,13 @@
 
 package com.android.settings;
 
-import com.android.setupwizardlib.util.SystemBarHelper;
-import com.android.setupwizardlib.util.WizardManagerHelper;
-
 import android.app.Activity;
 import android.app.Dialog;
 import android.content.Intent;
 
+import com.android.setupwizardlib.util.SystemBarHelper;
+import com.android.setupwizardlib.util.WizardManagerHelper;
+
 public class SetupWizardUtils {
     private static final String TAG = "SetupWizardUtils";
 
diff --git a/src/com/android/settings/SingleLineSummaryPreference.java b/src/com/android/settings/SingleLineSummaryPreference.java
index 420fe08..5c941f2 100644
--- a/src/com/android/settings/SingleLineSummaryPreference.java
+++ b/src/com/android/settings/SingleLineSummaryPreference.java
@@ -16,10 +16,10 @@
 package com.android.settings;
 
 import android.content.Context;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.TextUtils.TruncateAt;
 import android.util.AttributeSet;
-import android.view.View;
 import android.widget.TextView;
 
 public class SingleLineSummaryPreference extends Preference {
@@ -29,8 +29,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
         final TextView summaryView = (TextView) view.findViewById(
                 com.android.internal.R.id.summary);
diff --git a/src/com/android/settings/TestingSettings.java b/src/com/android/settings/TestingSettings.java
index b3de6fa..7a6f252 100644
--- a/src/com/android/settings/TestingSettings.java
+++ b/src/com/android/settings/TestingSettings.java
@@ -18,8 +18,7 @@
 
 import android.os.Bundle;
 import android.os.UserManager;
-import android.preference.PreferenceActivity;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.PreferenceScreen;
 
 public class TestingSettings extends PreferenceActivity {
 
diff --git a/src/com/android/settings/TestingSettingsBroadcastReceiver.java b/src/com/android/settings/TestingSettingsBroadcastReceiver.java
index 37e0b50..18d59be 100644
--- a/src/com/android/settings/TestingSettingsBroadcastReceiver.java
+++ b/src/com/android/settings/TestingSettingsBroadcastReceiver.java
@@ -1,10 +1,10 @@
 package com.android.settings;
 
-import static com.android.internal.telephony.TelephonyIntents.SECRET_CODE_ACTION;
-
+import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
-import android.content.BroadcastReceiver;
+
+import static com.android.internal.telephony.TelephonyIntents.SECRET_CODE_ACTION;
 
 
 public class TestingSettingsBroadcastReceiver extends BroadcastReceiver {
diff --git a/src/com/android/settings/TetherSettings.java b/src/com/android/settings/TetherSettings.java
index d5df40f..ee8900e 100644
--- a/src/com/android/settings/TetherSettings.java
+++ b/src/com/android/settings/TetherSettings.java
@@ -16,11 +16,6 @@
 
 package com.android.settings;
 
-import static com.android.settingslib.TetherUtil.TETHERING_INVALID;
-import static com.android.settingslib.TetherUtil.TETHERING_WIFI;
-import static com.android.settingslib.TetherUtil.TETHERING_USB;
-import static com.android.settingslib.TetherUtil.TETHERING_BLUETOOTH;
-
 import android.app.Activity;
 import android.app.Dialog;
 import android.bluetooth.BluetoothAdapter;
@@ -38,11 +33,10 @@
 import android.net.wifi.WifiManager;
 import android.os.Bundle;
 import android.os.Environment;
-import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
 import android.widget.TextView;
 
 import com.android.internal.logging.MetricsLogger;
@@ -53,6 +47,11 @@
 import java.util.ArrayList;
 import java.util.concurrent.atomic.AtomicReference;
 
+import static com.android.settingslib.TetherUtil.TETHERING_BLUETOOTH;
+import static com.android.settingslib.TetherUtil.TETHERING_INVALID;
+import static com.android.settingslib.TetherUtil.TETHERING_USB;
+import static com.android.settingslib.TetherUtil.TETHERING_WIFI;
+
 /*
  * Displays preferences for Tethering.
  */
@@ -127,7 +126,7 @@
         if (mUm.hasUserRestriction(UserManager.DISALLOW_CONFIG_TETHERING)
                 || !mUm.isAdminUser()) {
             mUnavailable = true;
-            setPreferenceScreen(new PreferenceScreen(getActivity(), null));
+            setPreferenceScreen(new PreferenceScreen(getPrefContext(), null));
             return;
         }
 
@@ -286,7 +285,7 @@
 
         if (mUnavailable) {
             TextView emptyView = (TextView) getView().findViewById(android.R.id.empty);
-            getListView().setEmptyView(emptyView);
+            setEmptyView(emptyView);
             if (emptyView != null) {
                 emptyView.setText(R.string.tethering_settings_not_available);
             }
@@ -561,7 +560,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen screen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         ConnectivityManager cm =
                 (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE);
 
@@ -606,7 +605,7 @@
             showDialog(DIALOG_AP_SETTINGS);
         }
 
-        return super.onPreferenceTreeClick(screen, preference);
+        return super.onPreferenceTreeClick(preference);
     }
 
     private static String findIface(String[] ifaces, String[] regexes) {
diff --git a/src/com/android/settings/TintablePreference.java b/src/com/android/settings/TintablePreference.java
index 58794b9..0ada6ed 100644
--- a/src/com/android/settings/TintablePreference.java
+++ b/src/com/android/settings/TintablePreference.java
@@ -17,9 +17,9 @@
 
 import android.content.Context;
 import android.content.res.ColorStateList;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
-import android.view.View;
 import android.widget.ImageView;
 
 public class TintablePreference extends Preference {
@@ -36,8 +36,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
         if (mTintColor != 0) {
             ((ImageView) view.findViewById(android.R.id.icon)).setImageTintList(
diff --git a/src/com/android/settings/TrustAgentSettings.java b/src/com/android/settings/TrustAgentSettings.java
index 02a4ef2..d0a25b9 100644
--- a/src/com/android/settings/TrustAgentSettings.java
+++ b/src/com/android/settings/TrustAgentSettings.java
@@ -16,8 +16,6 @@
 
 package com.android.settings;
 
-import java.util.List;
-
 import android.app.admin.DevicePolicyManager;
 import android.content.ComponentName;
 import android.content.Context;
@@ -27,16 +25,18 @@
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.PreferenceGroup;
-import android.preference.SwitchPreference;
 import android.service.trust.TrustAgentService;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceGroup;
 import android.util.ArrayMap;
 import android.util.ArraySet;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.widget.LockPatternUtils;
 
+import java.util.List;
+
 public class TrustAgentSettings extends SettingsPreferenceFragment implements
         Preference.OnPreferenceChangeListener {
     private static final String SERVICE_INTERFACE = TrustAgentService.SERVICE_INTERFACE;
@@ -102,7 +102,7 @@
         final int count = mAvailableAgents.size();
         for (int i = 0; i < count; i++) {
             AgentInfo agent = mAvailableAgents.valueAt(i);
-            final SwitchPreference preference = new SwitchPreference(context);
+            final SwitchPreference preference = new SwitchPreference(getPrefContext());
             agent.preference = preference;
             preference.setPersistent(false);
             preference.setTitle(agent.label);
diff --git a/src/com/android/settings/TrustedCredentialsSettings.java b/src/com/android/settings/TrustedCredentialsSettings.java
index d3935db..77fc322 100644
--- a/src/com/android/settings/TrustedCredentialsSettings.java
+++ b/src/com/android/settings/TrustedCredentialsSettings.java
@@ -18,7 +18,6 @@
 
 import android.app.AlertDialog;
 import android.app.Dialog;
-import android.app.Fragment;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.pm.UserInfo;
@@ -31,8 +30,8 @@
 import android.security.IKeyChainService;
 import android.security.KeyChain;
 import android.security.KeyChain.KeyChainConnection;
-import android.util.SparseArray;
 import android.util.Log;
+import android.util.SparseArray;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -58,8 +57,8 @@
 import java.security.cert.X509Certificate;
 import java.util.ArrayList;
 import java.util.Collections;
-import java.util.List;
 import java.util.HashMap;
+import java.util.List;
 
 public class TrustedCredentialsSettings extends InstrumentedFragment {
 
diff --git a/src/com/android/settings/UsageStatsActivity.java b/src/com/android/settings/UsageStatsActivity.java
index 90aec5b..1d3edbc 100755
--- a/src/com/android/settings/UsageStatsActivity.java
+++ b/src/com/android/settings/UsageStatsActivity.java
@@ -24,6 +24,18 @@
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.os.Bundle;
+import android.text.format.DateUtils;
+import android.util.ArrayMap;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.AdapterView.OnItemSelectedListener;
+import android.widget.BaseAdapter;
+import android.widget.ListView;
+import android.widget.Spinner;
+import android.widget.TextView;
 
 import java.text.DateFormat;
 import java.util.ArrayList;
@@ -33,19 +45,6 @@
 import java.util.List;
 import java.util.Map;
 
-import android.text.format.DateUtils;
-import android.util.ArrayMap;
-import android.util.Log;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.AdapterView;
-import android.widget.BaseAdapter;
-import android.widget.ListView;
-import android.widget.Spinner;
-import android.widget.TextView;
-import android.widget.AdapterView.OnItemSelectedListener;
-
 /**
  * Activity to display package usage statistics.
  */
diff --git a/src/com/android/settings/UserCredentialsSettings.java b/src/com/android/settings/UserCredentialsSettings.java
index f10bb09..c440acf 100644
--- a/src/com/android/settings/UserCredentialsSettings.java
+++ b/src/com/android/settings/UserCredentialsSettings.java
@@ -17,8 +17,6 @@
 package com.android.settings;
 
 import android.app.AlertDialog;
-import android.app.Dialog;
-import android.app.Fragment;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.os.AsyncTask;
@@ -28,23 +26,20 @@
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.Adapter;
 import android.widget.AdapterView;
 import android.widget.AdapterView.OnItemClickListener;
 import android.widget.ArrayAdapter;
 import android.widget.ListAdapter;
-import android.widget.Button;
 import android.widget.ListView;
 import android.widget.TextView;
 
 import java.util.EnumSet;
-import java.util.List;
 import java.util.Set;
 import java.util.SortedMap;
 import java.util.TreeMap;
 
-import static android.view.View.VISIBLE;
 import static android.view.View.GONE;
+import static android.view.View.VISIBLE;
 
 public class UserCredentialsSettings extends InstrumentedFragment implements OnItemClickListener {
     private static final String TAG = "UserCredentialsSettings";
diff --git a/src/com/android/settings/UserDictionarySettings.java b/src/com/android/settings/UserDictionarySettings.java
index 1e9fd0a..73e9cf5 100644
--- a/src/com/android/settings/UserDictionarySettings.java
+++ b/src/com/android/settings/UserDictionarySettings.java
@@ -16,9 +16,6 @@
 
 package com.android.settings;
 
-import com.android.settings.inputmethod.UserDictionaryAddWordContents;
-import com.android.settings.inputmethod.UserDictionarySettingsUtils;
-
 import android.app.ListFragment;
 import android.content.ContentResolver;
 import android.content.Context;
@@ -40,6 +37,9 @@
 import android.widget.SimpleCursorAdapter;
 import android.widget.TextView;
 
+import com.android.settings.inputmethod.UserDictionaryAddWordContents;
+import com.android.settings.inputmethod.UserDictionarySettingsUtils;
+
 import java.util.Locale;
 
 public class UserDictionarySettings extends ListFragment {
diff --git a/src/com/android/settings/Utils.java b/src/com/android/settings/Utils.java
index ed1a970..ed67ee4 100644
--- a/src/com/android/settings/Utils.java
+++ b/src/com/android/settings/Utils.java
@@ -46,7 +46,6 @@
 import android.database.Cursor;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
-import android.graphics.drawable.Drawable;
 import android.hardware.usb.IUsbManager;
 import android.net.ConnectivityManager;
 import android.net.LinkProperties;
@@ -60,15 +59,15 @@
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.os.storage.StorageManager;
-import android.preference.Preference;
 import android.preference.PreferenceFrameLayout;
-import android.preference.PreferenceGroup;
 import android.provider.ContactsContract.CommonDataKinds;
 import android.provider.ContactsContract.Contacts;
 import android.provider.ContactsContract.Data;
 import android.provider.ContactsContract.Profile;
 import android.provider.ContactsContract.RawContacts;
 import android.service.persistentdata.PersistentDataBlockManager;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceGroup;
 import android.telephony.TelephonyManager;
 import android.text.Spannable;
 import android.text.SpannableString;
@@ -90,7 +89,6 @@
 import com.android.settings.UserAdapter.UserDetails;
 import com.android.settings.dashboard.DashboardTile;
 import com.android.settingslib.applications.ApplicationsState;
-import com.android.settingslib.drawable.CircleFramedDrawable;
 
 import java.io.IOException;
 import java.io.InputStream;
diff --git a/src/com/android/settings/VoiceInputOutputSettings.java b/src/com/android/settings/VoiceInputOutputSettings.java
index a264d50..3a8f1a5 100644
--- a/src/com/android/settings/VoiceInputOutputSettings.java
+++ b/src/com/android/settings/VoiceInputOutputSettings.java
@@ -16,12 +16,10 @@
 
 package com.android.settings;
 
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
-import android.preference.PreferenceGroup;
 import android.speech.tts.TtsEngines;
-
-import com.android.settings.voice.VoiceInputHelper;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceCategory;
+import android.support.v7.preference.PreferenceGroup;
 
 /**
  * Settings screen for voice input/output.
diff --git a/src/com/android/settings/WallpaperTypeSettings.java b/src/com/android/settings/WallpaperTypeSettings.java
index 9046bfb..0ee3c9d 100644
--- a/src/com/android/settings/WallpaperTypeSettings.java
+++ b/src/com/android/settings/WallpaperTypeSettings.java
@@ -22,8 +22,9 @@
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settings.search.Indexable;
@@ -63,7 +64,7 @@
         parent.setOrderingAsAdded(false);
         // Add Preference items for each of the matching activities
         for (ResolveInfo info : rList) {
-            Preference pref = new Preference(getActivity());
+            Preference pref = new Preference(getPrefContext());
             Intent prefIntent = new Intent(intent);
             prefIntent.setComponent(new ComponentName(
                     info.activityInfo.packageName, info.activityInfo.name));
diff --git a/src/com/android/settings/WarnedListPreference.java b/src/com/android/settings/WarnedListPreference.java
index 634986d..b678d67 100644
--- a/src/com/android/settings/WarnedListPreference.java
+++ b/src/com/android/settings/WarnedListPreference.java
@@ -17,7 +17,7 @@
 package com.android.settings;
 
 import android.content.Context;
-import android.preference.ListPreference;
+import android.support.v7.preference.ListPreference;
 import android.util.AttributeSet;
 
 public class WarnedListPreference extends ListPreference {
diff --git a/src/com/android/settings/WifiCallingSettings.java b/src/com/android/settings/WifiCallingSettings.java
index 787ccb4..d09c92c 100644
--- a/src/com/android/settings/WifiCallingSettings.java
+++ b/src/com/android/settings/WifiCallingSettings.java
@@ -23,9 +23,9 @@
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.os.Bundle;
-import android.preference.ListPreference;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
 import android.telephony.PhoneStateListener;
 import android.telephony.TelephonyManager;
 import android.util.Log;
@@ -97,7 +97,7 @@
         mSwitchBar.show();
 
         mEmptyView = (TextView) getView().findViewById(android.R.id.empty);
-        getListView().setEmptyView(mEmptyView);
+        setEmptyView(mEmptyView);
         mEmptyView.setText(R.string.wifi_calling_off_explanation);
     }
 
diff --git a/src/com/android/settings/WirelessSettings.java b/src/com/android/settings/WirelessSettings.java
index c92e8c5..55a2c32 100644
--- a/src/com/android/settings/WirelessSettings.java
+++ b/src/com/android/settings/WirelessSettings.java
@@ -35,11 +35,11 @@
 import android.os.Bundle;
 import android.os.SystemProperties;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.provider.SearchIndexableResource;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
 import android.telephony.TelephonyManager;
 import android.text.TextUtils;
 import android.util.Log;
@@ -95,7 +95,7 @@
      * preference click events.
      */
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         log("onPreferenceTreeClick: preference=" + preference);
         if (preference == mAirplaneModePreference && Boolean.parseBoolean(
                 SystemProperties.get(TelephonyProperties.PROPERTY_INECM_MODE))) {
@@ -108,7 +108,7 @@
             onManageMobilePlanClick();
         }
         // Let the intents be launched by the Preference manager
-        return super.onPreferenceTreeClick(preferenceScreen, preference);
+        return super.onPreferenceTreeClick(preference);
     }
 
     private String mManageMobilePlanMessage;
diff --git a/src/com/android/settings/ZonePicker.java b/src/com/android/settings/ZonePicker.java
index 2a61a5a..b375fa8 100644
--- a/src/com/android/settings/ZonePicker.java
+++ b/src/com/android/settings/ZonePicker.java
@@ -16,12 +16,12 @@
 
 package com.android.settings;
 
+import android.annotation.NonNull;
 import android.app.Activity;
 import android.app.AlarmManager;
 import android.app.ListFragment;
 import android.content.Context;
 import android.os.Bundle;
-import android.support.annotation.NonNull;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuInflater;
diff --git a/src/com/android/settings/accessibility/AccessibilitySettings.java b/src/com/android/settings/accessibility/AccessibilitySettings.java
index a0d2b51..1dcbaa5 100644
--- a/src/com/android/settings/accessibility/AccessibilitySettings.java
+++ b/src/com/android/settings/accessibility/AccessibilitySettings.java
@@ -30,18 +30,19 @@
 import android.os.Handler;
 import android.os.RemoteException;
 import android.os.UserHandle;
-import android.preference.ListPreference;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.provider.SearchIndexableResource;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceCategory;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.TextUtils;
 import android.text.TextUtils.SimpleStringSplitter;
 import android.view.KeyCharacterMap;
 import android.view.KeyEvent;
 import android.view.accessibility.AccessibilityManager;
+
 import com.android.internal.content.PackageMonitor;
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.view.RotationPolicy;
@@ -270,7 +271,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (mToggleLargeTextPreference == preference) {
             handleToggleLargeTextPreferenceClick();
             return true;
@@ -293,7 +294,7 @@
             handleDisplayMagnificationPreferenceScreenClick();
             return true;
         }
-        return super.onPreferenceTreeClick(preferenceScreen, preference);
+        return super.onPreferenceTreeClick(preference);
     }
 
     private void handleToggleLargeTextPreferenceClick() {
@@ -338,8 +339,7 @@
                 R.string.accessibility_global_gesture_preference_description));
         extras.putBoolean(EXTRA_CHECKED, Settings.Global.getInt(getContentResolver(),
                 Settings.Global.ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED, 0) == 1);
-        super.onPreferenceTreeClick(mGlobalGesturePreferenceScreen,
-                mGlobalGesturePreferenceScreen);
+        super.onPreferenceTreeClick(mGlobalGesturePreferenceScreen);
     }
 
     private void handleDisplayMagnificationPreferenceScreenClick() {
@@ -350,8 +350,7 @@
                 R.string.accessibility_screen_magnification_summary));
         extras.putBoolean(EXTRA_CHECKED, Settings.Secure.getInt(getContentResolver(),
                 Settings.Secure.ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED, 0) == 1);
-        super.onPreferenceTreeClick(mDisplayMagnificationPreferenceScreen,
-                mDisplayMagnificationPreferenceScreen);
+        super.onPreferenceTreeClick(mDisplayMagnificationPreferenceScreen);
     }
 
     private void initializeAllPreferences() {
@@ -527,7 +526,7 @@
 
         if (mServicesCategory.getPreferenceCount() == 0) {
             if (mNoServicesMessagePreference == null) {
-                mNoServicesMessagePreference = new Preference(getActivity());
+                mNoServicesMessagePreference = new Preference(getPrefContext());
                 mNoServicesMessagePreference.setPersistent(false);
                 mNoServicesMessagePreference.setLayoutResource(
                         R.layout.text_description_preference);
diff --git a/src/com/android/settings/accessibility/CaptionPropertiesFragment.java b/src/com/android/settings/accessibility/CaptionPropertiesFragment.java
index 81640e8..7469fa3 100644
--- a/src/com/android/settings/accessibility/CaptionPropertiesFragment.java
+++ b/src/com/android/settings/accessibility/CaptionPropertiesFragment.java
@@ -21,12 +21,12 @@
 import android.content.res.Resources;
 import android.graphics.Color;
 import android.os.Bundle;
-import android.preference.ListPreference;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
 import android.preference.PreferenceFrameLayout;
-import android.preference.Preference.OnPreferenceChangeListener;
 import android.provider.Settings;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.PreferenceCategory;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.OnLayoutChangeListener;
diff --git a/src/com/android/settings/accessibility/ColorPreference.java b/src/com/android/settings/accessibility/ColorPreference.java
index 39e555a..27d46a0 100644
--- a/src/com/android/settings/accessibility/ColorPreference.java
+++ b/src/com/android/settings/accessibility/ColorPreference.java
@@ -20,6 +20,7 @@
 import android.graphics.Color;
 import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.view.View;
@@ -79,8 +80,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
         if (mPreviewEnabled) {
             final ImageView previewImage = (ImageView) view.findViewById(R.id.color_preview);
diff --git a/src/com/android/settings/accessibility/ListDialogPreference.java b/src/com/android/settings/accessibility/ListDialogPreference.java
index 2140d91..a67bf48 100644
--- a/src/com/android/settings/accessibility/ListDialogPreference.java
+++ b/src/com/android/settings/accessibility/ListDialogPreference.java
@@ -16,26 +16,27 @@
 
 package com.android.settings.accessibility;
 
-import android.app.AlertDialog.Builder;
+import android.app.AlertDialog;
 import android.app.Dialog;
 import android.content.Context;
+import android.content.DialogInterface;
 import android.content.res.TypedArray;
 import android.os.Parcel;
 import android.os.Parcelable;
-import android.preference.DialogPreference;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.AbsListView;
 import android.widget.AdapterView;
-import android.widget.AdapterView.OnItemClickListener;
 import android.widget.BaseAdapter;
 
+import com.android.settings.CustomDialogPreference;
+
 /**
  * Abstract dialog preference that displays a set of values and optional titles.
  */
-public abstract class ListDialogPreference extends DialogPreference {
+public abstract class ListDialogPreference extends CustomDialogPreference {
     private CharSequence[] mEntryTitles;
     private int[] mEntryValues;
 
@@ -137,8 +138,9 @@
     }
 
     @Override
-    protected void onPrepareDialogBuilder(Builder builder) {
-        super.onPrepareDialogBuilder(builder);
+    protected void onPrepareDialogBuilder(AlertDialog.Builder builder,
+            DialogInterface.OnClickListener listener) {
+        super.onPrepareDialogBuilder(builder, listener);
 
         final Context context = getContext();
         final int dialogLayout = getDialogLayoutResource();
@@ -146,7 +148,7 @@
         final ListPreferenceAdapter adapter = new ListPreferenceAdapter();
         final AbsListView list = (AbsListView) picker.findViewById(android.R.id.list);
         list.setAdapter(adapter);
-        list.setOnItemClickListener(new OnItemClickListener() {
+        list.setOnItemClickListener(new AdapterView.OnItemClickListener() {
             @Override
             public void onItemClick(AdapterView<?> adapter, View v, int position, long id) {
                 if (callChangeListener((int) id)) {
diff --git a/src/com/android/settings/accessibility/LocalePreference.java b/src/com/android/settings/accessibility/LocalePreference.java
index 10e94a8..2d87b6e 100644
--- a/src/com/android/settings/accessibility/LocalePreference.java
+++ b/src/com/android/settings/accessibility/LocalePreference.java
@@ -17,7 +17,7 @@
 package com.android.settings.accessibility;
 
 import android.content.Context;
-import android.preference.ListPreference;
+import android.support.v7.preference.ListPreference;
 import android.util.AttributeSet;
 
 import com.android.internal.app.LocalePicker;
diff --git a/src/com/android/settings/accessibility/ToggleAutoclickPreferenceFragment.java b/src/com/android/settings/accessibility/ToggleAutoclickPreferenceFragment.java
index 053c0b0..b625d75 100644
--- a/src/com/android/settings/accessibility/ToggleAutoclickPreferenceFragment.java
+++ b/src/com/android/settings/accessibility/ToggleAutoclickPreferenceFragment.java
@@ -18,16 +18,16 @@
 
 import android.content.res.Resources;
 import android.os.Bundle;
-import android.preference.SeekBarPreference;
-import android.preference.Preference;
 import android.provider.Settings;
+import android.support.v7.preference.Preference;
 import android.view.View;
 import android.view.accessibility.AccessibilityManager;
 import android.widget.Switch;
 
-import com.android.settings.widget.SwitchBar;
 import com.android.settings.InstrumentedFragment;
 import com.android.settings.R;
+import com.android.settings.SeekBarPreference;
+import com.android.settings.widget.SwitchBar;
 
 
 /**
diff --git a/src/com/android/settings/accessibility/ToggleDaltonizerPreferenceFragment.java b/src/com/android/settings/accessibility/ToggleDaltonizerPreferenceFragment.java
index c7ed1a1..2f4e3b5 100644
--- a/src/com/android/settings/accessibility/ToggleDaltonizerPreferenceFragment.java
+++ b/src/com/android/settings/accessibility/ToggleDaltonizerPreferenceFragment.java
@@ -17,13 +17,13 @@
 package com.android.settings.accessibility;
 
 import android.os.Bundle;
-import android.preference.ListPreference;
-import android.preference.Preference;
 import android.provider.Settings;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
 import android.view.View;
 import android.view.accessibility.AccessibilityManager;
-
 import android.widget.Switch;
+
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.R;
 import com.android.settings.widget.SwitchBar;
diff --git a/src/com/android/settings/accessibility/ToggleFeaturePreferenceFragment.java b/src/com/android/settings/accessibility/ToggleFeaturePreferenceFragment.java
index 34882ae..bee46c8 100644
--- a/src/com/android/settings/accessibility/ToggleFeaturePreferenceFragment.java
+++ b/src/com/android/settings/accessibility/ToggleFeaturePreferenceFragment.java
@@ -17,11 +17,10 @@
 package com.android.settings.accessibility;
 
 import android.content.Intent;
-import android.graphics.Color;
-import android.graphics.drawable.ColorDrawable;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
@@ -54,10 +53,12 @@
         PreferenceScreen preferenceScreen = getPreferenceManager().createPreferenceScreen(
                 getActivity());
         setPreferenceScreen(preferenceScreen);
-        mSummaryPreference = new Preference(getActivity()) {
+        mSummaryPreference = new Preference(getPrefContext()) {
             @Override
-            protected void onBindView(View view) {
-                super.onBindView(view);
+            public void onBindViewHolder(PreferenceViewHolder view) {
+                super.onBindViewHolder(view);
+                view.setDividerAllowedAbove(false);
+                view.setDividerAllowedBelow(false);
                 final TextView summaryView = (TextView) view.findViewById(android.R.id.summary);
                 summaryView.setText(getSummary());
                 sendAccessibilityEvent(summaryView);
@@ -167,10 +168,6 @@
             final CharSequence summary = arguments.getCharSequence(
                     AccessibilitySettings.EXTRA_SUMMARY);
             mSummaryPreference.setSummary(summary);
-
-            // Set a transparent drawable to prevent use of the default one.
-            getListView().setSelector(new ColorDrawable(Color.TRANSPARENT));
-            getListView().setDivider(null);
         } else {
             getPreferenceScreen().removePreference(mSummaryPreference);
         }
diff --git a/src/com/android/settings/accounts/AccountPreferenceBase.java b/src/com/android/settings/accounts/AccountPreferenceBase.java
index a34be22..6bb5b28 100644
--- a/src/com/android/settings/accounts/AccountPreferenceBase.java
+++ b/src/com/android/settings/accounts/AccountPreferenceBase.java
@@ -30,7 +30,7 @@
 import android.os.Handler;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.format.DateFormat;
 import android.util.Log;
 import android.view.ContextThemeWrapper;
diff --git a/src/com/android/settings/accounts/AccountSettings.java b/src/com/android/settings/accounts/AccountSettings.java
index 3c68ca3..2f47eb7 100644
--- a/src/com/android/settings/accounts/AccountSettings.java
+++ b/src/com/android/settings/accounts/AccountSettings.java
@@ -35,19 +35,19 @@
 import android.content.res.Resources;
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
+import android.os.Process;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.os.Process;
+import android.provider.SearchIndexableResource;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceScreen;
 import android.util.Log;
 import android.util.SparseArray;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.provider.SearchIndexableResource;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.AccessiblePreferenceCategory;
@@ -133,7 +133,7 @@
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         mUm = (UserManager) getSystemService(Context.USER_SERVICE);
-        mProfileNotAvailablePreference = new Preference(getActivity());
+        mProfileNotAvailablePreference = new Preference(getPrefContext());
         mAuthorities = getActivity().getIntent().getStringArrayExtra(EXTRA_AUTHORITIES);
         if (mAuthorities != null) {
             mAuthoritiesCount = mAuthorities.length;
@@ -277,7 +277,7 @@
         final ProfileData profileData = new ProfileData();
         profileData.userInfo = userInfo;
         if (addCategory) {
-            profileData.preferenceGroup = new AccessiblePreferenceCategory(context);
+            profileData.preferenceGroup = new AccessiblePreferenceCategory(getPrefContext());
             if (userInfo.isManagedProfile()) {
                 profileData.preferenceGroup.setLayoutResource(R.layout.work_profile_category);
                 profileData.preferenceGroup.setTitle(R.string.category_work);
@@ -308,7 +308,7 @@
     }
 
     private Preference newAddAccountPreference(Context context) {
-        Preference preference = new Preference(context);
+        Preference preference = new Preference(getPrefContext());
         preference.setTitle(R.string.add_account_label);
         preference.setIcon(R.drawable.ic_menu_add);
         preference.setOnPreferenceClickListener(this);
@@ -317,7 +317,7 @@
     }
 
     private Preference newRemoveWorkProfilePreference(Context context) {
-        Preference preference = new Preference(context);
+        Preference preference = new Preference(getPrefContext());
         preference.setTitle(R.string.remove_managed_profile_label);
         preference.setIcon(R.drawable.ic_menu_delete);
         preference.setOnPreferenceClickListener(this);
@@ -419,7 +419,7 @@
                         accounts[0]);
                 fragmentArguments.putParcelable(EXTRA_USER, userHandle);
 
-                accountTypePreferences.add(new AccountPreference(getActivity(), label,
+                accountTypePreferences.add(new AccountPreference(getPrefContext(), label,
                         titleResPackageName, titleResId, AccountSyncSettings.class.getName(),
                         fragmentArguments,
                         helper.getDrawableForType(getActivity(), accountType)));
@@ -430,7 +430,7 @@
                         label.toString());
                 fragmentArguments.putParcelable(EXTRA_USER, userHandle);
 
-                accountTypePreferences.add(new AccountPreference(getActivity(), label,
+                accountTypePreferences.add(new AccountPreference(getPrefContext(), label,
                         titleResPackageName, titleResId, ManageAccountsSettings.class.getName(),
                         fragmentArguments,
                         helper.getDrawableForType(getActivity(), accountType)));
diff --git a/src/com/android/settings/accounts/AccountSyncSettings.java b/src/com/android/settings/accounts/AccountSyncSettings.java
index 2fbae85..5cb1c4a 100644
--- a/src/com/android/settings/accounts/AccountSyncSettings.java
+++ b/src/com/android/settings/accounts/AccountSyncSettings.java
@@ -16,9 +16,6 @@
 
 package com.android.settings.accounts;
 
-import com.android.internal.logging.MetricsLogger;
-import com.google.android.collect.Lists;
-
 import android.accounts.Account;
 import android.accounts.AccountManager;
 import android.accounts.AccountManagerCallback;
@@ -40,8 +37,7 @@
 import android.os.Bundle;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.LayoutInflater;
@@ -54,8 +50,10 @@
 import android.widget.ListView;
 import android.widget.TextView;
 
+import com.android.internal.logging.MetricsLogger;
 import com.android.settings.R;
 import com.android.settings.Utils;
+import com.google.android.collect.Lists;
 
 import java.io.IOException;
 import java.util.ArrayList;
@@ -232,7 +230,7 @@
 
     private void addSyncStateSwitch(Account account, String authority) {
         SyncStateSwitchPreference item =
-                new SyncStateSwitchPreference(getActivity(), account, authority);
+                new SyncStateSwitchPreference(getPrefContext(), account, authority);
         item.setPersistent(false);
         final ProviderInfo providerInfo = getPackageManager().resolveContentProviderAsUser(
                 authority, 0, mUserHandle.getIdentifier());
@@ -302,7 +300,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferences, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (preference instanceof SyncStateSwitchPreference) {
             SyncStateSwitchPreference syncPref = (SyncStateSwitchPreference) preference;
             String authority = syncPref.getAuthority();
@@ -328,7 +326,7 @@
             }
             return true;
         } else {
-            return super.onPreferenceTreeClick(preferences, preference);
+            return super.onPreferenceTreeClick(preference);
         }
     }
 
diff --git a/src/com/android/settings/accounts/AuthenticatorHelper.java b/src/com/android/settings/accounts/AuthenticatorHelper.java
index 56a689c..a0ded04 100644
--- a/src/com/android/settings/accounts/AuthenticatorHelper.java
+++ b/src/com/android/settings/accounts/AuthenticatorHelper.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.accounts;
 
-import com.google.android.collect.Maps;
-
 import android.accounts.Account;
 import android.accounts.AccountManager;
 import android.accounts.AuthenticatorDescription;
@@ -35,6 +33,8 @@
 import android.os.UserManager;
 import android.util.Log;
 
+import com.google.android.collect.Maps;
+
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Map;
diff --git a/src/com/android/settings/accounts/ChooseAccountActivity.java b/src/com/android/settings/accounts/ChooseAccountActivity.java
index 12077af..d1e29f3 100644
--- a/src/com/android/settings/accounts/ChooseAccountActivity.java
+++ b/src/com/android/settings/accounts/ChooseAccountActivity.java
@@ -28,10 +28,8 @@
 import android.os.Bundle;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.PreferenceActivity;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceGroup;
 import android.util.Log;
 
 import com.android.internal.logging.MetricsLogger;
@@ -39,7 +37,6 @@
 import com.android.settings.InstrumentedPreferenceActivity;
 import com.android.settings.R;
 import com.android.settings.Utils;
-
 import com.google.android.collect.Maps;
 
 import java.util.ArrayList;
@@ -171,8 +168,8 @@
             mAddAccountGroup.removeAll();
             for (ProviderEntry pref : mProviderList) {
                 Drawable drawable = getDrawableForType(pref.type);
-                ProviderPreference p =
-                        new ProviderPreference(this, pref.type, drawable, pref.name);
+                ProviderPreference p = new ProviderPreference(getPreferenceScreen().getContext(),
+                        pref.type, drawable, pref.name);
                 mAddAccountGroup.addPreference(p);
             }
         } else {
@@ -260,7 +257,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferences, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (preference instanceof ProviderPreference) {
             ProviderPreference pref = (ProviderPreference) preference;
             if (Log.isLoggable(TAG, Log.VERBOSE)) {
diff --git a/src/com/android/settings/accounts/ManageAccountsSettings.java b/src/com/android/settings/accounts/ManageAccountsSettings.java
index bbb8c14..351ab12 100644
--- a/src/com/android/settings/accounts/ManageAccountsSettings.java
+++ b/src/com/android/settings/accounts/ManageAccountsSettings.java
@@ -34,9 +34,9 @@
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.PreferenceScreen;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.Menu;
@@ -155,7 +155,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferences, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (preference instanceof AccountPreference) {
             startAccountSettings((AccountPreference) preference);
         } else {
@@ -385,7 +385,7 @@
             if (showAccount) {
                 final Drawable icon = getDrawableForType(account.type);
                 final AccountPreference preference =
-                        new AccountPreference(getActivity(), account, icon, auths, false);
+                        new AccountPreference(getPrefContext(), account, icon, auths, false);
                 getPreferenceScreen().addPreference(preference);
                 if (mFirstAccount == null) {
                     mFirstAccount = account;
diff --git a/src/com/android/settings/accounts/ProviderPreference.java b/src/com/android/settings/accounts/ProviderPreference.java
index 257cd1c..9a63062 100644
--- a/src/com/android/settings/accounts/ProviderPreference.java
+++ b/src/com/android/settings/accounts/ProviderPreference.java
@@ -18,7 +18,7 @@
 
 import android.content.Context;
 import android.graphics.drawable.Drawable;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
 
 /**
  * ProviderPreference is used to display an image to the left of a provider name.
diff --git a/src/com/android/settings/accounts/SyncStateSwitchPreference.java b/src/com/android/settings/accounts/SyncStateSwitchPreference.java
index fd0c45c..5800fc2 100644
--- a/src/com/android/settings/accounts/SyncStateSwitchPreference.java
+++ b/src/com/android/settings/accounts/SyncStateSwitchPreference.java
@@ -19,11 +19,11 @@
 import android.accounts.Account;
 import android.app.ActivityManager;
 import android.content.Context;
-import android.preference.SwitchPreference;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
 import android.util.Log;
 import android.view.View;
-import android.view.ViewGroup;
 import android.widget.TextView;
 
 import com.android.settings.R;
@@ -56,8 +56,8 @@
     }
 
     @Override
-    public void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
         final AnimatedImageView syncActiveView = (AnimatedImageView) view.findViewById(
                 R.id.sync_active);
         final View syncFailedView = view.findViewById(R.id.sync_failed);
diff --git a/src/com/android/settings/applications/AdvancedAppSettings.java b/src/com/android/settings/applications/AdvancedAppSettings.java
index 43fae71..ed266c9 100644
--- a/src/com/android/settings/applications/AdvancedAppSettings.java
+++ b/src/com/android/settings/applications/AdvancedAppSettings.java
@@ -15,20 +15,16 @@
  */
 package com.android.settings.applications;
 
-import android.app.Activity;
 import android.content.BroadcastReceiver;
 import android.content.Intent;
-import android.content.pm.ApplicationInfo;
-import android.os.Bundle;
 import android.os.AsyncTask;
-import android.preference.Preference;
-import android.provider.Settings;
+import android.os.Bundle;
+import android.support.v7.preference.Preference;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
 import com.android.settings.applications.PermissionsSummaryHelper.PermissionsResultCallback;
-import com.android.settings.fuelgauge.PowerWhitelistBackend;
 import com.android.settingslib.applications.ApplicationsState;
 import com.android.settingslib.applications.ApplicationsState.AppEntry;
 import com.android.settingslib.applications.ApplicationsState.Session;
diff --git a/src/com/android/settings/applications/AppDomainsPreference.java b/src/com/android/settings/applications/AppDomainsPreference.java
index 5d6bdb0..684a0b7 100644
--- a/src/com/android/settings/applications/AppDomainsPreference.java
+++ b/src/com/android/settings/applications/AppDomainsPreference.java
@@ -21,8 +21,8 @@
 import android.view.View;
 import android.widget.TextView;
 
-import com.android.settings.accessibility.ListDialogPreference;
 import com.android.settings.R;
+import com.android.settings.accessibility.ListDialogPreference;
 
 public class AppDomainsPreference extends ListDialogPreference {
     private int mNumEntries;
diff --git a/src/com/android/settings/applications/AppLaunchSettings.java b/src/com/android/settings/applications/AppLaunchSettings.java
index 3db08ff..cbac4a1 100644
--- a/src/com/android/settings/applications/AppLaunchSettings.java
+++ b/src/com/android/settings/applications/AppLaunchSettings.java
@@ -26,8 +26,8 @@
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
 import android.util.ArraySet;
 import android.util.Log;
 import android.view.View;
@@ -41,7 +41,6 @@
 import java.util.List;
 
 import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS;
-import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK;
 import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK;
 import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER;
 import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED;
diff --git a/src/com/android/settings/applications/AppOpsCategory.java b/src/com/android/settings/applications/AppOpsCategory.java
index 03ebb9e..3ccd6bb 100644
--- a/src/com/android/settings/applications/AppOpsCategory.java
+++ b/src/com/android/settings/applications/AppOpsCategory.java
@@ -36,12 +36,12 @@
 import android.widget.ListView;
 import android.widget.TextView;
 
-import java.util.List;
-
 import com.android.settings.R;
 import com.android.settings.SettingsActivity;
 import com.android.settings.applications.AppOpsState.AppOpEntry;
 
+import java.util.List;
+
 public class AppOpsCategory extends ListFragment implements
         LoaderManager.LoaderCallbacks<List<AppOpEntry>> {
 
diff --git a/src/com/android/settings/applications/AppOpsDetails.java b/src/com/android/settings/applications/AppOpsDetails.java
index a8320b1..7e9270a 100644
--- a/src/com/android/settings/applications/AppOpsDetails.java
+++ b/src/com/android/settings/applications/AppOpsDetails.java
@@ -18,7 +18,6 @@
 
 import android.app.Activity;
 import android.app.AppOpsManager;
-import android.app.Fragment;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageInfo;
diff --git a/src/com/android/settings/applications/AppOpsState.java b/src/com/android/settings/applications/AppOpsState.java
index 07e955d..c3189d6 100644
--- a/src/com/android/settings/applications/AppOpsState.java
+++ b/src/com/android/settings/applications/AppOpsState.java
@@ -27,9 +27,9 @@
 import android.os.Parcel;
 import android.os.Parcelable;
 import android.text.format.DateUtils;
-
 import android.util.Log;
 import android.util.SparseArray;
+
 import com.android.settings.R;
 
 import java.io.File;
diff --git a/src/com/android/settings/applications/AppStateAppOpsBridge.java b/src/com/android/settings/applications/AppStateAppOpsBridge.java
index ebff54e..59af46d 100644
--- a/src/com/android/settings/applications/AppStateAppOpsBridge.java
+++ b/src/com/android/settings/applications/AppStateAppOpsBridge.java
@@ -15,7 +15,6 @@
  */
 package com.android.settings.applications;
 
-import android.Manifest;
 import android.app.AppGlobals;
 import android.app.AppOpsManager;
 import android.app.AppOpsManager.PackageOps;
@@ -32,7 +31,6 @@
 
 import com.android.settingslib.applications.ApplicationsState;
 import com.android.settingslib.applications.ApplicationsState.AppEntry;
-import com.android.settingslib.applications.ApplicationsState.AppFilter;
 
 import java.util.Arrays;
 import java.util.Collection;
diff --git a/src/com/android/settings/applications/AppStateOverlayBridge.java b/src/com/android/settings/applications/AppStateOverlayBridge.java
index 71a6037..af51984 100644
--- a/src/com/android/settings/applications/AppStateOverlayBridge.java
+++ b/src/com/android/settings/applications/AppStateOverlayBridge.java
@@ -18,7 +18,6 @@
 import android.Manifest;
 import android.app.AppOpsManager;
 import android.content.Context;
-import android.util.Log;
 
 import com.android.settingslib.applications.ApplicationsState;
 import com.android.settingslib.applications.ApplicationsState.AppEntry;
diff --git a/src/com/android/settings/applications/AppStateUsageBridge.java b/src/com/android/settings/applications/AppStateUsageBridge.java
index 70a3ae6..f84ef3e 100644
--- a/src/com/android/settings/applications/AppStateUsageBridge.java
+++ b/src/com/android/settings/applications/AppStateUsageBridge.java
@@ -18,7 +18,6 @@
 import android.Manifest;
 import android.app.AppOpsManager;
 import android.content.Context;
-import android.util.Log;
 
 import com.android.settingslib.applications.ApplicationsState;
 import com.android.settingslib.applications.ApplicationsState.AppEntry;
diff --git a/src/com/android/settings/applications/AppStateWriteSettingsBridge.java b/src/com/android/settings/applications/AppStateWriteSettingsBridge.java
index 7cdf7ea..7851598 100644
--- a/src/com/android/settings/applications/AppStateWriteSettingsBridge.java
+++ b/src/com/android/settings/applications/AppStateWriteSettingsBridge.java
@@ -18,7 +18,6 @@
 import android.Manifest;
 import android.app.AppOpsManager;
 import android.content.Context;
-import android.util.Log;
 
 import com.android.settingslib.applications.ApplicationsState;
 import com.android.settingslib.applications.ApplicationsState.AppEntry;
diff --git a/src/com/android/settings/applications/AppStorageSettings.java b/src/com/android/settings/applications/AppStorageSettings.java
index 29a4819..355ed72 100644
--- a/src/com/android/settings/applications/AppStorageSettings.java
+++ b/src/com/android/settings/applications/AppStorageSettings.java
@@ -32,8 +32,8 @@
 import android.os.RemoteException;
 import android.os.storage.StorageManager;
 import android.os.storage.VolumeInfo;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceCategory;
 import android.text.format.Formatter;
 import android.util.Log;
 import android.view.View;
diff --git a/src/com/android/settings/applications/AppViewHolder.java b/src/com/android/settings/applications/AppViewHolder.java
index 9771427..cdb8048 100644
--- a/src/com/android/settings/applications/AppViewHolder.java
+++ b/src/com/android/settings/applications/AppViewHolder.java
@@ -20,7 +20,6 @@
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.CheckBox;
 import android.widget.ImageView;
 import android.widget.TextView;
 
diff --git a/src/com/android/settings/applications/ClearDefaultsPreference.java b/src/com/android/settings/applications/ClearDefaultsPreference.java
index bcb6a8a..96a9b3f 100644
--- a/src/com/android/settings/applications/ClearDefaultsPreference.java
+++ b/src/com/android/settings/applications/ClearDefaultsPreference.java
@@ -24,14 +24,14 @@
 import android.os.RemoteException;
 import android.os.ServiceManager;
 import android.os.UserHandle;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.SpannableString;
 import android.text.TextUtils;
 import android.text.style.BulletSpan;
 import android.util.AttributeSet;
 import android.util.Log;
 import android.view.View;
-import android.view.ViewGroup;
 import android.widget.Button;
 import android.widget.TextView;
 
@@ -43,7 +43,6 @@
 
     protected static final String TAG = ClearDefaultsPreference.class.getSimpleName();
 
-    private View mRootView;
     private Button mActivitiesButton;
 
     private AppWidgetManager mAppWidgetManager;
@@ -85,10 +84,10 @@
     }
 
     @Override
-    protected View onCreateView(ViewGroup parent) {
-        mRootView = super.onCreateView(parent);
+    public void onBindViewHolder(final PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
-        mActivitiesButton = (Button) mRootView.findViewById(R.id.clear_activities_button);
+        mActivitiesButton = (Button) view.findViewById(R.id.clear_activities_button);
         mActivitiesButton.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
@@ -104,27 +103,20 @@
                         Log.e(TAG, "mUsbManager.clearDefaults", e);
                     }
                     mAppWidgetManager.setBindAppWidgetPermission(mPackageName, false);
-                    TextView autoLaunchView = (TextView) mRootView.findViewById(R.id.auto_launch);
+                    TextView autoLaunchView = (TextView) view.findViewById(R.id.auto_launch);
                     resetLaunchDefaultsUi(autoLaunchView);
                 }
             }
         });
 
-        return mRootView;
+        updateUI(view);
     }
 
-    @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
-
-        updateUI();
-    }
-
-    public boolean updateUI() {
+    public boolean updateUI(PreferenceViewHolder view) {
         boolean hasBindAppWidgetPermission =
                 mAppWidgetManager.hasBindAppWidgetPermission(mAppEntry.info.packageName);
 
-        TextView autoLaunchView = (TextView) mRootView.findViewById(R.id.auto_launch);
+        TextView autoLaunchView = (TextView) view.findViewById(R.id.auto_launch);
         boolean autoLaunchEnabled = Utils.hasPreferredActivities(mPm, mPackageName)
                 || isDefaultBrowser(mPackageName)
                 || Utils.hasUsbDefaults(mUsbManager, mPackageName);
diff --git a/src/com/android/settings/applications/DrawOverlayDetails.java b/src/com/android/settings/applications/DrawOverlayDetails.java
index ef92c21..85d3d7b 100644
--- a/src/com/android/settings/applications/DrawOverlayDetails.java
+++ b/src/com/android/settings/applications/DrawOverlayDetails.java
@@ -18,31 +18,25 @@
 import android.app.AlertDialog;
 import android.app.AppOpsManager;
 import android.content.ActivityNotFoundException;
-import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.ApplicationInfo;
-import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
 import android.os.Bundle;
 import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.SwitchPreference;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
 import android.util.Log;
 
 import com.android.internal.logging.MetricsLogger;
-import com.android.settings.InstrumentedFragment;
 import com.android.settings.R;
 import com.android.settings.applications.AppStateAppOpsBridge.PermissionState;
 import com.android.settings.applications.AppStateOverlayBridge.OverlayState;
-import com.android.settingslib.applications.ApplicationsState;
 import com.android.settingslib.applications.ApplicationsState.AppEntry;
 
-import java.util.List;
-
 public class DrawOverlayDetails extends AppInfoWithHeader implements OnPreferenceChangeListener,
         OnPreferenceClickListener {
 
diff --git a/src/com/android/settings/applications/InstalledAppDetails.java b/src/com/android/settings/applications/InstalledAppDetails.java
index 1d5ed87..ce7b9fd 100755
--- a/src/com/android/settings/applications/InstalledAppDetails.java
+++ b/src/com/android/settings/applications/InstalledAppDetails.java
@@ -21,6 +21,7 @@
 import android.app.AlertDialog;
 import android.app.LoaderManager.LoaderCallbacks;
 import android.app.admin.DevicePolicyManager;
+import android.icu.text.ListFormatter;
 import android.content.ActivityNotFoundException;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
@@ -35,7 +36,6 @@
 import android.content.pm.ResolveInfo;
 import android.content.pm.UserInfo;
 import android.content.res.Resources;
-import android.icu.text.ListFormatter;
 import android.graphics.drawable.Drawable;
 import android.net.INetworkStatsService;
 import android.net.INetworkStatsSession;
@@ -48,8 +48,8 @@
 import android.os.RemoteException;
 import android.os.ServiceManager;
 import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
 import android.text.TextUtils;
 import android.text.format.DateUtils;
 import android.text.format.Formatter;
@@ -79,8 +79,8 @@
 import com.android.settings.notification.NotificationBackend;
 import com.android.settings.notification.NotificationBackend.AppRow;
 import com.android.settingslib.AppItem;
-import com.android.settingslib.applications.ApplicationsState.AppEntry;
 import com.android.settingslib.applications.ApplicationsState;
+import com.android.settingslib.applications.ApplicationsState.AppEntry;
 import com.android.settingslib.net.ChartData;
 import com.android.settingslib.net.ChartDataLoader;
 
diff --git a/src/com/android/settings/applications/InstalledAppDetailsTop.java b/src/com/android/settings/applications/InstalledAppDetailsTop.java
index e078729..8072694 100644
--- a/src/com/android/settings/applications/InstalledAppDetailsTop.java
+++ b/src/com/android/settings/applications/InstalledAppDetailsTop.java
@@ -17,6 +17,7 @@
 package com.android.settings.applications;
 
 import android.content.Intent;
+
 import com.android.settings.SettingsActivity;
 
 public class InstalledAppDetailsTop extends SettingsActivity {
diff --git a/src/com/android/settings/applications/LayoutPreference.java b/src/com/android/settings/applications/LayoutPreference.java
index f0c7e4a..ac1bd3e 100644
--- a/src/com/android/settings/applications/LayoutPreference.java
+++ b/src/com/android/settings/applications/LayoutPreference.java
@@ -18,11 +18,13 @@
 
 import android.content.Context;
 import android.content.res.TypedArray;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.FrameLayout;
 
 import com.android.settings.R;
 import com.android.settings.Utils;
@@ -33,7 +35,6 @@
 
     public LayoutPreference(Context context, AttributeSet attrs) {
         super(context, attrs);
-        setSelectable(false);
         final TypedArray a = context.obtainStyledAttributes(
                 attrs, com.android.internal.R.styleable.Preference, 0, 0);
         int layoutResource = a.getResourceId(com.android.internal.R.styleable.Preference_layout,
@@ -44,7 +45,21 @@
         // Need to create view now so that findViewById can be called immediately.
         final View view = LayoutInflater.from(getContext())
                 .inflate(layoutResource, null, false);
+        setView(view);
+    }
 
+    public LayoutPreference(Context context, int resource) {
+        this(context, LayoutInflater.from(context).inflate(resource, null, false));
+    }
+
+    public LayoutPreference(Context context, View view) {
+        super(context);
+        setView(view);
+    }
+
+    private void setView(View view) {
+        setLayoutResource(R.layout.layout_preference_frame);
+        setSelectable(false);
         final ViewGroup allDetails = (ViewGroup) view.findViewById(R.id.all_details);
         if (allDetails != null) {
             Utils.forceCustomPadding(allDetails, true /* additive padding */);
@@ -54,13 +69,10 @@
     }
 
     @Override
-    protected View onCreateView(ViewGroup parent) {
-        return mRootView;
-    }
-
-    @Override
-    protected void onBindView(View view) {
-        // Do nothing.
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        FrameLayout layout = (FrameLayout) view.itemView;
+        layout.removeAllViews();
+        layout.addView(mRootView);
     }
 
     public View findViewById(int id) {
diff --git a/src/com/android/settings/applications/LinearColorPreference.java b/src/com/android/settings/applications/LinearColorPreference.java
index b5f707e..e400f5e 100644
--- a/src/com/android/settings/applications/LinearColorPreference.java
+++ b/src/com/android/settings/applications/LinearColorPreference.java
@@ -17,8 +17,9 @@
 package com.android.settings.applications;
 
 import android.content.Context;
-import android.preference.Preference;
-import android.view.View;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
+
 import com.android.settings.R;
 
 public class LinearColorPreference extends Preference {
@@ -61,8 +62,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
         LinearColorBar colors = (LinearColorBar)view.findViewById(
                 R.id.linear_color_bar);
diff --git a/src/com/android/settings/applications/ManageApplications.java b/src/com/android/settings/applications/ManageApplications.java
index 868f5f8..8694ca9 100644
--- a/src/com/android/settings/applications/ManageApplications.java
+++ b/src/com/android/settings/applications/ManageApplications.java
@@ -26,7 +26,6 @@
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.preference.PreferenceFrameLayout;
-import android.provider.Settings;
 import android.util.ArraySet;
 import android.util.Log;
 import android.view.LayoutInflater;
@@ -35,7 +34,6 @@
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
-import android.view.animation.AnimationUtils;
 import android.widget.AbsListView;
 import android.widget.AdapterView;
 import android.widget.AdapterView.OnItemClickListener;
@@ -57,9 +55,9 @@
 import com.android.settings.Settings.DomainsURLsAppListActivity;
 import com.android.settings.Settings.HighPowerApplicationsActivity;
 import com.android.settings.Settings.NotificationAppListActivity;
+import com.android.settings.Settings.OverlaySettingsActivity;
 import com.android.settings.Settings.StorageUseActivity;
 import com.android.settings.Settings.UsageAccessSettingsActivity;
-import com.android.settings.Settings.OverlaySettingsActivity;
 import com.android.settings.Settings.WriteSettingsActivity;
 import com.android.settings.SettingsActivity;
 import com.android.settings.Utils;
diff --git a/src/com/android/settings/applications/ManageAssist.java b/src/com/android/settings/applications/ManageAssist.java
index f1d70ee..fb4248d 100644
--- a/src/com/android/settings/applications/ManageAssist.java
+++ b/src/com/android/settings/applications/ManageAssist.java
@@ -21,12 +21,11 @@
 import android.content.DialogInterface;
 import android.os.Bundle;
 import android.os.Handler;
-import android.preference.Preference;
-import android.preference.SwitchPreference;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
 
 import com.android.internal.logging.MetricsLogger;
-import com.android.settings.InstrumentedFragment;
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
 import com.android.settings.voice.VoiceInputListPreference;
diff --git a/src/com/android/settings/applications/ManageDefaultApps.java b/src/com/android/settings/applications/ManageDefaultApps.java
index f4ec843..cbba122 100644
--- a/src/com/android/settings/applications/ManageDefaultApps.java
+++ b/src/com/android/settings/applications/ManageDefaultApps.java
@@ -25,14 +25,13 @@
 import android.os.Handler;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
 import android.provider.SearchIndexableResource;
+import android.support.v7.preference.Preference;
 import android.text.TextUtils;
 import android.util.Log;
 
 import com.android.internal.content.PackageMonitor;
 import com.android.internal.logging.MetricsLogger;
-import com.android.settings.InstrumentedFragment;
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
 import com.android.settings.search.BaseSearchIndexProvider;
diff --git a/src/com/android/settings/applications/ProcStatsEntry.java b/src/com/android/settings/applications/ProcStatsEntry.java
index 637003c..faf0f5e 100644
--- a/src/com/android/settings/applications/ProcStatsEntry.java
+++ b/src/com/android/settings/applications/ProcStatsEntry.java
@@ -23,6 +23,7 @@
 import android.util.ArrayMap;
 import android.util.Log;
 import android.util.SparseArray;
+
 import com.android.internal.app.ProcessStats;
 
 import java.util.ArrayList;
diff --git a/src/com/android/settings/applications/ProcessStatsDetail.java b/src/com/android/settings/applications/ProcessStatsDetail.java
index 2fe5bd8..9db79bc 100644
--- a/src/com/android/settings/applications/ProcessStatsDetail.java
+++ b/src/com/android/settings/applications/ProcessStatsDetail.java
@@ -31,8 +31,8 @@
 import android.graphics.drawable.ColorDrawable;
 import android.os.Bundle;
 import android.os.Process;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceCategory;
 import android.text.format.Formatter;
 import android.util.ArrayMap;
 import android.util.Log;
@@ -48,7 +48,6 @@
 import com.android.settings.CancellablePreference.OnCancelListener;
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
-import com.android.settings.Utils;
 import com.android.settings.applications.ProcStatsEntry.Service;
 
 import java.util.ArrayList;
@@ -245,7 +244,7 @@
         Collections.sort(entries, sEntryCompare);
         for (int ie = 0; ie < entries.size(); ie++) {
             ProcStatsEntry entry = entries.get(ie);
-            Preference processPref = new Preference(getActivity());
+            Preference processPref = new Preference(getPrefContext());
             processPref.setTitle(entry.mLabel);
             processPref.setSelectable(false);
 
@@ -350,7 +349,7 @@
             for (int is=0; is<services.size(); is++) {
                 final ProcStatsEntry.Service service = services.get(is);
                 CharSequence label = getLabel(service);
-                CancellablePreference servicePref = new CancellablePreference(getActivity());
+                CancellablePreference servicePref = new CancellablePreference(getPrefContext());
                 servicePref.setSelectable(false);
                 servicePref.setTitle(label);
                 servicePref.setSummary(ProcStatsPackageEntry.getFrequency(
diff --git a/src/com/android/settings/applications/ProcessStatsMemDetail.java b/src/com/android/settings/applications/ProcessStatsMemDetail.java
index 6a4f470..f08dfbc 100644
--- a/src/com/android/settings/applications/ProcessStatsMemDetail.java
+++ b/src/com/android/settings/applications/ProcessStatsMemDetail.java
@@ -23,6 +23,7 @@
 import android.view.ViewGroup;
 import android.widget.ProgressBar;
 import android.widget.TextView;
+
 import com.android.internal.app.ProcessStats;
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.InstrumentedFragment;
diff --git a/src/com/android/settings/applications/ProcessStatsSummary.java b/src/com/android/settings/applications/ProcessStatsSummary.java
index dc24c73..399558b 100644
--- a/src/com/android/settings/applications/ProcessStatsSummary.java
+++ b/src/com/android/settings/applications/ProcessStatsSummary.java
@@ -17,8 +17,8 @@
 
 import android.content.Context;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
 import android.text.TextUtils;
 import android.text.format.Formatter;
 import android.text.format.Formatter.BytesResult;
diff --git a/src/com/android/settings/applications/ProcessStatsUi.java b/src/com/android/settings/applications/ProcessStatsUi.java
index ac78c17..3ac7746 100644
--- a/src/com/android/settings/applications/ProcessStatsUi.java
+++ b/src/com/android/settings/applications/ProcessStatsUi.java
@@ -19,9 +19,8 @@
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceGroup;
 import android.util.Log;
 import android.util.TimeUtils;
 import android.view.Menu;
@@ -102,7 +101,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (!(preference instanceof ProcessStatsPreference)) {
             return false;
         }
@@ -110,7 +109,7 @@
         MemInfo memInfo = mStatsManager.getMemInfo();
         launchMemoryDetail((SettingsActivity) getActivity(), memInfo, pgp.getEntry(), true);
 
-        return super.onPreferenceTreeClick(preferenceScreen, preference);
+        return super.onPreferenceTreeClick(preference);
     }
 
     /**
@@ -172,7 +171,7 @@
                 : memInfo.usedWeight * memInfo.weightToRam;
         for (int i = 0; i < pkgEntries.size(); i++) {
             ProcStatsPackageEntry pkg = pkgEntries.get(i);
-            ProcessStatsPreference pref = new ProcessStatsPreference(context);
+            ProcessStatsPreference pref = new ProcessStatsPreference(getPrefContext());
             pkg.retrieveUiData(context, mPm);
             pref.init(pkg, mPm, maxMemory, memInfo.weightToRam,
                     memInfo.totalScale, !mShowMax);
diff --git a/src/com/android/settings/applications/ResetAppsHelper.java b/src/com/android/settings/applications/ResetAppsHelper.java
index ad2ea02..5d87204 100644
--- a/src/com/android/settings/applications/ResetAppsHelper.java
+++ b/src/com/android/settings/applications/ResetAppsHelper.java
@@ -15,9 +15,6 @@
  */
 package com.android.settings.applications;
 
-import static android.net.NetworkPolicyManager.POLICY_NONE;
-import static android.net.NetworkPolicyManager.POLICY_REJECT_METERED_BACKGROUND;
-
 import android.app.ActivityManager;
 import android.app.AlertDialog;
 import android.app.AppOpsManager;
@@ -38,6 +35,9 @@
 
 import java.util.List;
 
+import static android.net.NetworkPolicyManager.POLICY_NONE;
+import static android.net.NetworkPolicyManager.POLICY_REJECT_METERED_BACKGROUND;
+
 public class ResetAppsHelper implements DialogInterface.OnClickListener,
         DialogInterface.OnDismissListener {
 
diff --git a/src/com/android/settings/applications/RunningProcessesView.java b/src/com/android/settings/applications/RunningProcessesView.java
index ea9b6da..af60996 100644
--- a/src/com/android/settings/applications/RunningProcessesView.java
+++ b/src/com/android/settings/applications/RunningProcessesView.java
@@ -16,11 +16,6 @@
 
 package com.android.settings.applications;
 
-import android.content.res.Resources;
-import android.text.BidiFormatter;
-import com.android.internal.util.MemInfoReader;
-import com.android.settings.R;
-
 import android.app.ActivityManager;
 import android.app.Dialog;
 import android.app.Fragment;
@@ -29,19 +24,23 @@
 import android.os.Bundle;
 import android.os.SystemClock;
 import android.os.UserHandle;
+import android.text.BidiFormatter;
 import android.text.format.DateUtils;
 import android.text.format.Formatter;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.AbsListView.RecyclerListener;
 import android.widget.AdapterView;
 import android.widget.BaseAdapter;
 import android.widget.FrameLayout;
 import android.widget.ImageView;
 import android.widget.ListView;
 import android.widget.TextView;
-import android.widget.AbsListView.RecyclerListener;
+
+import com.android.internal.util.MemInfoReader;
+import com.android.settings.R;
 import com.android.settings.SettingsActivity;
 
 import java.util.ArrayList;
diff --git a/src/com/android/settings/applications/RunningServiceDetails.java b/src/com/android/settings/applications/RunningServiceDetails.java
index 8f074fd..79cdfb2 100644
--- a/src/com/android/settings/applications/RunningServiceDetails.java
+++ b/src/com/android/settings/applications/RunningServiceDetails.java
@@ -6,7 +6,6 @@
 import android.app.ApplicationErrorReport;
 import android.app.Dialog;
 import android.app.DialogFragment;
-import android.app.Fragment;
 import android.app.PendingIntent;
 import android.content.ActivityNotFoundException;
 import android.content.ComponentName;
diff --git a/src/com/android/settings/applications/RunningState.java b/src/com/android/settings/applications/RunningState.java
index f3a1b56..395947b 100644
--- a/src/com/android/settings/applications/RunningState.java
+++ b/src/com/android/settings/applications/RunningState.java
@@ -45,8 +45,8 @@
 import android.util.SparseArray;
 
 import com.android.settings.R;
-import com.android.settingslib.applications.InterestingConfigChanges;
 import com.android.settingslib.Utils;
+import com.android.settingslib.applications.InterestingConfigChanges;
 
 import java.util.ArrayList;
 import java.util.Collections;
diff --git a/src/com/android/settings/applications/SpacePreference.java b/src/com/android/settings/applications/SpacePreference.java
index deaa987..d90ff18 100644
--- a/src/com/android/settings/applications/SpacePreference.java
+++ b/src/com/android/settings/applications/SpacePreference.java
@@ -17,12 +17,12 @@
 
 import android.content.Context;
 import android.content.res.TypedArray;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
-import android.view.View;
-import android.view.ViewGroup;
 import android.view.ViewGroup.LayoutParams;
-import android.widget.Space;
+
+import com.android.settings.R;
 
 /**
  * A blank preference that has a specified height by android:layout_height.  It can be used
@@ -42,6 +42,7 @@
 
     public SpacePreference(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
         super(context, attrs, defStyleAttr, defStyleRes);
+        setLayoutResource(R.layout.space_preference);
 
         final TypedArray a = context.obtainStyledAttributes(attrs,
                 new int[] { com.android.internal.R.attr.layout_height }, defStyleAttr, defStyleRes);
@@ -53,16 +54,11 @@
     }
 
     @Override
-    protected View onCreateView(ViewGroup parent) {
-        return new Space(getContext());
-    }
-
-    @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
         LayoutParams params = new LayoutParams(LayoutParams.MATCH_PARENT, mHeight);
-        view.setLayoutParams(params);
+        view.itemView.setLayoutParams(params);
     }
 
 }
diff --git a/src/com/android/settings/applications/UsageAccessDetails.java b/src/com/android/settings/applications/UsageAccessDetails.java
index 7af1d9b..00034e6 100644
--- a/src/com/android/settings/applications/UsageAccessDetails.java
+++ b/src/com/android/settings/applications/UsageAccessDetails.java
@@ -26,11 +26,11 @@
 import android.content.pm.ResolveInfo;
 import android.os.Bundle;
 import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.SwitchPreference;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
 import android.util.Log;
 
 import com.android.internal.logging.MetricsLogger;
diff --git a/src/com/android/settings/applications/WriteSettingsDetails.java b/src/com/android/settings/applications/WriteSettingsDetails.java
index c89e7b3..6fb5dfb 100644
--- a/src/com/android/settings/applications/WriteSettingsDetails.java
+++ b/src/com/android/settings/applications/WriteSettingsDetails.java
@@ -18,26 +18,23 @@
 import android.app.AlertDialog;
 import android.app.AppOpsManager;
 import android.content.ActivityNotFoundException;
-import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.os.Bundle;
 import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.SwitchPreference;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
 import android.util.Log;
 
 import com.android.internal.logging.MetricsLogger;
-import com.android.settings.InstrumentedFragment;
 import com.android.settings.R;
 import com.android.settings.applications.AppStateAppOpsBridge.PermissionState;
 import com.android.settings.applications.AppStateWriteSettingsBridge.WriteSettingsState;
-import com.android.settingslib.applications.ApplicationsState;
 import com.android.settingslib.applications.ApplicationsState.AppEntry;
 
 import java.util.List;
diff --git a/src/com/android/settings/backup/ToggleBackupSettingFragment.java b/src/com/android/settings/backup/ToggleBackupSettingFragment.java
index 6942a42..e6f15c8 100644
--- a/src/com/android/settings/backup/ToggleBackupSettingFragment.java
+++ b/src/com/android/settings/backup/ToggleBackupSettingFragment.java
@@ -1,16 +1,17 @@
 package com.android.settings.backup;
 
 import android.app.AlertDialog;
-import android.app.backup.IBackupManager;
 import android.app.Dialog;
+import android.app.backup.IBackupManager;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.os.Bundle;
 import android.os.RemoteException;
 import android.os.ServiceManager;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
 import android.provider.Settings;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.Log;
 import android.view.View;
 import android.widget.TextView;
@@ -58,10 +59,10 @@
         PreferenceScreen preferenceScreen = getPreferenceManager().createPreferenceScreen(
                 getActivity());
         setPreferenceScreen(preferenceScreen);
-        mSummaryPreference = new Preference(getActivity()) {
+        mSummaryPreference = new Preference(getPrefContext()) {
             @Override
-            protected void onBindView(View view) {
-                super.onBindView(view);
+            public void onBindViewHolder(PreferenceViewHolder view) {
+                super.onBindViewHolder(view);
                 final TextView summaryView = (TextView) view.findViewById(android.R.id.summary);
                 summaryView.setText(getSummary());
             }
diff --git a/src/com/android/settings/bluetooth/BluetoothDevicePreference.java b/src/com/android/settings/bluetooth/BluetoothDevicePreference.java
index b36d2ea..4544a50 100644
--- a/src/com/android/settings/bluetooth/BluetoothDevicePreference.java
+++ b/src/com/android/settings/bluetooth/BluetoothDevicePreference.java
@@ -16,15 +16,14 @@
 
 package com.android.settings.bluetooth;
 
-import static android.os.UserManager.DISALLOW_CONFIG_BLUETOOTH;
-
 import android.app.AlertDialog;
 import android.bluetooth.BluetoothClass;
 import android.bluetooth.BluetoothDevice;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.os.UserManager;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.Html;
 import android.text.TextUtils;
 import android.util.Log;
@@ -42,6 +41,8 @@
 
 import java.util.List;
 
+import static android.os.UserManager.DISALLOW_CONFIG_BLUETOOTH;
+
 /**
  * BluetoothDevicePreference is the preference type used to display each remote
  * Bluetooth device in the Bluetooth Settings screen.
@@ -129,7 +130,7 @@
     }
 
     @Override
-    protected void onBindView(View view) {
+    public void onBindViewHolder(PreferenceViewHolder view) {
         // Disable this view if the bluetooth enable/disable preference view is off
         if (null != findPreferenceInHierarchy("bt_checkbox")) {
             setDependency("bt_checkbox");
@@ -144,7 +145,7 @@
             }
         }
 
-        super.onBindView(view);
+        super.onBindViewHolder(view);
     }
 
     public void onClick(View v) {
diff --git a/src/com/android/settings/bluetooth/BluetoothDiscoverableEnabler.java b/src/com/android/settings/bluetooth/BluetoothDiscoverableEnabler.java
index 6841b54..534e5f9 100755
--- a/src/com/android/settings/bluetooth/BluetoothDiscoverableEnabler.java
+++ b/src/com/android/settings/bluetooth/BluetoothDiscoverableEnabler.java
@@ -24,7 +24,7 @@
 import android.content.SharedPreferences;
 import android.os.Handler;
 import android.os.SystemProperties;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
 import android.util.Log;
 
 import com.android.settings.R;
diff --git a/src/com/android/settings/bluetooth/BluetoothPairingDialog.java b/src/com/android/settings/bluetooth/BluetoothPairingDialog.java
index 7fa31b3..a2150e9 100755
--- a/src/com/android/settings/bluetooth/BluetoothPairingDialog.java
+++ b/src/com/android/settings/bluetooth/BluetoothPairingDialog.java
@@ -25,12 +25,12 @@
 import android.content.IntentFilter;
 import android.os.Bundle;
 import android.text.Editable;
-import android.text.Html;
 import android.text.InputFilter;
+import android.text.InputFilter.LengthFilter;
 import android.text.InputType;
 import android.text.TextWatcher;
-import android.text.InputFilter.LengthFilter;
 import android.util.Log;
+import android.view.KeyEvent;
 import android.view.View;
 import android.widget.Button;
 import android.widget.CheckBox;
@@ -44,8 +44,6 @@
 import com.android.settingslib.bluetooth.CachedBluetoothDeviceManager;
 import com.android.settingslib.bluetooth.LocalBluetoothManager;
 
-import android.view.KeyEvent;
-
 import java.util.Locale;
 
 /**
diff --git a/src/com/android/settings/bluetooth/BluetoothPairingRequest.java b/src/com/android/settings/bluetooth/BluetoothPairingRequest.java
index 5b06661..dd716ef 100644
--- a/src/com/android/settings/bluetooth/BluetoothPairingRequest.java
+++ b/src/com/android/settings/bluetooth/BluetoothPairingRequest.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.bluetooth;
 
-import com.android.settings.R;
-
 import android.app.Notification;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
@@ -26,8 +24,10 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.res.Resources;
-import android.text.TextUtils;
 import android.os.PowerManager;
+import android.text.TextUtils;
+
+import com.android.settings.R;
 
 /**
  * BluetoothPairingRequest is a receiver for any Bluetooth pairing request. It
diff --git a/src/com/android/settings/bluetooth/BluetoothPermissionActivity.java b/src/com/android/settings/bluetooth/BluetoothPermissionActivity.java
index 2267555..efcc7f9 100644
--- a/src/com/android/settings/bluetooth/BluetoothPermissionActivity.java
+++ b/src/com/android/settings/bluetooth/BluetoothPermissionActivity.java
@@ -23,11 +23,11 @@
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.os.Bundle;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
 import android.util.Log;
 import android.view.View;
-import android.widget.TextView;
 import android.widget.Button;
+import android.widget.TextView;
 
 import com.android.internal.app.AlertActivity;
 import com.android.internal.app.AlertController;
diff --git a/src/com/android/settings/bluetooth/BluetoothProgressCategory.java b/src/com/android/settings/bluetooth/BluetoothProgressCategory.java
index 9f64f9d..ae94981 100644
--- a/src/com/android/settings/bluetooth/BluetoothProgressCategory.java
+++ b/src/com/android/settings/bluetooth/BluetoothProgressCategory.java
@@ -16,12 +16,12 @@
 
 package com.android.settings.bluetooth;
 
-import com.android.settings.ProgressCategory;
-import com.android.settings.R;
-
 import android.content.Context;
 import android.util.AttributeSet;
 
+import com.android.settings.ProgressCategory;
+import com.android.settings.R;
+
 /**
  * A Bluetooth discovery progress category
  */
diff --git a/src/com/android/settings/bluetooth/BluetoothSettings.java b/src/com/android/settings/bluetooth/BluetoothSettings.java
index 4c48981..8a1ef46 100644
--- a/src/com/android/settings/bluetooth/BluetoothSettings.java
+++ b/src/com/android/settings/bluetooth/BluetoothSettings.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.bluetooth;
 
-import static android.os.UserManager.DISALLOW_CONFIG_BLUETOOTH;
-
 import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothDevice;
 import android.content.BroadcastReceiver;
@@ -27,11 +25,11 @@
 import android.content.IntentFilter;
 import android.content.res.Resources;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
 import android.provider.Settings;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceCategory;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.Spannable;
 import android.text.style.TextAppearanceSpan;
 import android.util.Log;
@@ -59,6 +57,8 @@
 import java.util.List;
 import java.util.Set;
 
+import static android.os.UserManager.DISALLOW_CONFIG_BLUETOOTH;
+
 /**
  * BluetoothSettings is the Settings screen for Bluetooth configuration and
  * connection management.
@@ -135,7 +135,7 @@
         mInitiateDiscoverable = true;
 
         mEmptyView = (TextView) getView().findViewById(android.R.id.empty);
-        getListView().setEmptyView(mEmptyView);
+        setEmptyView(mEmptyView);
         mEmptyView.setGravity(Gravity.START | Gravity.CENTER_VERTICAL);
 
         final SettingsActivity activity = (SettingsActivity) getActivity();
@@ -302,7 +302,7 @@
 
                 // Paired devices category
                 if (mPairedDevicesCategory == null) {
-                    mPairedDevicesCategory = new PreferenceCategory(getActivity());
+                    mPairedDevicesCategory = new PreferenceCategory(getPrefContext());
                 } else {
                     mPairedDevicesCategory.removeAll();
                 }
@@ -332,7 +332,7 @@
                 }
 
                 if (mMyDevicePreference == null) {
-                    mMyDevicePreference = new Preference(getActivity());
+                    mMyDevicePreference = new Preference(getPrefContext());
                 }
 
                 mMyDevicePreference.setSummary(getResources().getString(
diff --git a/src/com/android/settings/bluetooth/DeviceListPreferenceFragment.java b/src/com/android/settings/bluetooth/DeviceListPreferenceFragment.java
index cc98c7b..607db59 100644
--- a/src/com/android/settings/bluetooth/DeviceListPreferenceFragment.java
+++ b/src/com/android/settings/bluetooth/DeviceListPreferenceFragment.java
@@ -19,10 +19,9 @@
 import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothDevice;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceCategory;
+import android.support.v7.preference.PreferenceGroup;
 import android.util.Log;
 
 import com.android.settings.RestrictedSettingsFragment;
@@ -136,8 +135,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen,
-            Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (KEY_BT_SCAN.equals(preference.getKey())) {
             mLocalAdapter.startScanning(true);
             return true;
@@ -151,7 +149,7 @@
             return true;
         }
 
-        return super.onPreferenceTreeClick(preferenceScreen, preference);
+        return super.onPreferenceTreeClick(preference);
     }
 
     void onDevicePreferenceClick(BluetoothDevicePreference btPreference) {
@@ -179,7 +177,7 @@
         }
 
         BluetoothDevicePreference preference = new BluetoothDevicePreference(
-                getActivity(), cachedDevice);
+                getPrefContext(), cachedDevice);
 
         initDevicePreference(preference);
         mDeviceListGroup.addPreference(preference);
diff --git a/src/com/android/settings/bluetooth/DevicePickerActivity.java b/src/com/android/settings/bluetooth/DevicePickerActivity.java
index 8f6e0df..d3d9d78 100644
--- a/src/com/android/settings/bluetooth/DevicePickerActivity.java
+++ b/src/com/android/settings/bluetooth/DevicePickerActivity.java
@@ -16,11 +16,11 @@
 
 package com.android.settings.bluetooth;
 
-import com.android.settings.R;
-
 import android.app.Activity;
 import android.os.Bundle;
 
+import com.android.settings.R;
+
 /**
  * Activity for Bluetooth device picker dialog. The device picker logic
  * is implemented in the {@link BluetoothSettings} fragment.
diff --git a/src/com/android/settings/bluetooth/DevicePickerFragment.java b/src/com/android/settings/bluetooth/DevicePickerFragment.java
index 9441626..a1693fe 100644
--- a/src/com/android/settings/bluetooth/DevicePickerFragment.java
+++ b/src/com/android/settings/bluetooth/DevicePickerFragment.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.bluetooth;
 
-import static android.os.UserManager.DISALLOW_CONFIG_BLUETOOTH;
-
 import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothDevice;
 import android.bluetooth.BluetoothDevicePicker;
@@ -33,6 +31,8 @@
 import com.android.settings.R;
 import com.android.settingslib.bluetooth.CachedBluetoothDevice;
 
+import static android.os.UserManager.DISALLOW_CONFIG_BLUETOOTH;
+
 /**
  * BluetoothSettings is the Settings screen for Bluetooth configuration and
  * connection management.
diff --git a/src/com/android/settings/bluetooth/DeviceProfilesSettings.java b/src/com/android/settings/bluetooth/DeviceProfilesSettings.java
index ae42e3d..ca4d4f5 100755
--- a/src/com/android/settings/bluetooth/DeviceProfilesSettings.java
+++ b/src/com/android/settings/bluetooth/DeviceProfilesSettings.java
@@ -24,8 +24,8 @@
 import android.content.Context;
 import android.content.DialogInterface;
 import android.os.Bundle;
-import android.preference.CheckBoxPreference;
-import android.preference.EditTextPreference;
+import android.support.v7.preference.CheckBoxPreference;
+import android.support.v7.preference.EditTextPreference;
 import android.text.Html;
 import android.text.TextUtils;
 import android.util.Log;
diff --git a/src/com/android/settings/bluetooth/RequestPermissionHelperActivity.java b/src/com/android/settings/bluetooth/RequestPermissionHelperActivity.java
index c30113e..fafa284 100644
--- a/src/com/android/settings/bluetooth/RequestPermissionHelperActivity.java
+++ b/src/com/android/settings/bluetooth/RequestPermissionHelperActivity.java
@@ -16,18 +16,18 @@
 
 package com.android.settings.bluetooth;
 
-import com.android.internal.app.AlertActivity;
-import com.android.internal.app.AlertController;
-import com.android.settings.R;
-import com.android.settingslib.bluetooth.LocalBluetoothAdapter;
-import com.android.settingslib.bluetooth.LocalBluetoothManager;
-
 import android.bluetooth.BluetoothAdapter;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.os.Bundle;
 import android.util.Log;
 
+import com.android.internal.app.AlertActivity;
+import com.android.internal.app.AlertController;
+import com.android.settings.R;
+import com.android.settingslib.bluetooth.LocalBluetoothAdapter;
+import com.android.settingslib.bluetooth.LocalBluetoothManager;
+
 /**
  * RequestPermissionHelperActivity asks the user whether to enable discovery.
  * This is usually started by RequestPermissionActivity.
diff --git a/src/com/android/settings/dashboard/DashboardContainerView.java b/src/com/android/settings/dashboard/DashboardContainerView.java
index f009891..af7e787 100644
--- a/src/com/android/settings/dashboard/DashboardContainerView.java
+++ b/src/com/android/settings/dashboard/DashboardContainerView.java
@@ -21,6 +21,7 @@
 import android.util.AttributeSet;
 import android.view.View;
 import android.view.ViewGroup;
+
 import com.android.settings.R;
 
 public class DashboardContainerView extends ViewGroup {
diff --git a/src/com/android/settings/dashboard/NoHomeDialogFragment.java b/src/com/android/settings/dashboard/NoHomeDialogFragment.java
index a795cc9..0bc1705 100644
--- a/src/com/android/settings/dashboard/NoHomeDialogFragment.java
+++ b/src/com/android/settings/dashboard/NoHomeDialogFragment.java
@@ -21,6 +21,7 @@
 import android.app.Dialog;
 import android.app.DialogFragment;
 import android.os.Bundle;
+
 import com.android.settings.R;
 
 public class NoHomeDialogFragment extends DialogFragment {
diff --git a/src/com/android/settings/dashboard/SearchResultsSummary.java b/src/com/android/settings/dashboard/SearchResultsSummary.java
index ca764b3..f52ad1f 100644
--- a/src/com/android/settings/dashboard/SearchResultsSummary.java
+++ b/src/com/android/settings/dashboard/SearchResultsSummary.java
@@ -36,6 +36,7 @@
 import android.widget.ListView;
 import android.widget.SearchView;
 import android.widget.TextView;
+
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.InstrumentedFragment;
 import com.android.settings.R;
diff --git a/src/com/android/settings/deviceinfo/ImeiInformation.java b/src/com/android/settings/deviceinfo/ImeiInformation.java
index d82e6c9..d1fccd0 100644
--- a/src/com/android/settings/deviceinfo/ImeiInformation.java
+++ b/src/com/android/settings/deviceinfo/ImeiInformation.java
@@ -15,19 +15,18 @@
  */
 package com.android.settings.deviceinfo;
 
+import android.content.Context;
+import android.os.Bundle;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyManager;
+import android.text.TextUtils;
+
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.telephony.Phone;
 import com.android.internal.telephony.PhoneConstants;
 import com.android.internal.telephony.PhoneFactory;
-
-import android.content.Context;
-import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceActivity;
-import android.preference.PreferenceScreen;
-import android.telephony.SubscriptionManager;
-import android.telephony.TelephonyManager;
-import android.text.TextUtils;
 import com.android.settings.InstrumentedPreferenceActivity;
 import com.android.settings.R;
 
diff --git a/src/com/android/settings/deviceinfo/MigrateEstimateTask.java b/src/com/android/settings/deviceinfo/MigrateEstimateTask.java
index c3e0717..395b6a2 100644
--- a/src/com/android/settings/deviceinfo/MigrateEstimateTask.java
+++ b/src/com/android/settings/deviceinfo/MigrateEstimateTask.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.deviceinfo;
 
-import static com.android.settings.deviceinfo.StorageSettings.TAG;
-
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
@@ -38,6 +36,8 @@
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.TimeUnit;
 
+import static com.android.settings.deviceinfo.StorageSettings.TAG;
+
 public abstract class MigrateEstimateTask extends AsyncTask<Void, Void, Long> implements
         ServiceConnection {
     private static final String EXTRA_SIZE_BYTES = "size_bytes";
diff --git a/src/com/android/settings/deviceinfo/PrivateVolumeSettings.java b/src/com/android/settings/deviceinfo/PrivateVolumeSettings.java
index e8fbb8c..d4a653b 100644
--- a/src/com/android/settings/deviceinfo/PrivateVolumeSettings.java
+++ b/src/com/android/settings/deviceinfo/PrivateVolumeSettings.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.deviceinfo;
 
-import static com.android.settings.deviceinfo.StorageSettings.TAG;
-
 import android.app.AlertDialog;
 import android.app.Dialog;
 import android.app.DialogFragment;
@@ -38,11 +36,11 @@
 import android.os.storage.StorageManager;
 import android.os.storage.VolumeInfo;
 import android.os.storage.VolumeRecord;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
 import android.provider.DocumentsContract;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceCategory;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.TextUtils;
 import android.text.format.Formatter;
 import android.text.format.Formatter.BytesResult;
@@ -71,6 +69,8 @@
 import java.util.List;
 import java.util.Objects;
 
+import static com.android.settings.deviceinfo.StorageSettings.TAG;
+
 /**
  * Panel showing summary and actions for a {@link VolumeInfo#TYPE_PRIVATE}
  * storage volume.
@@ -153,7 +153,7 @@
         addPreferencesFromResource(R.xml.device_info_storage_volume);
         getPreferenceScreen().setOrderingAsAdded(true);
 
-        mSummary = new StorageSummaryPreference(context);
+        mSummary = new StorageSummaryPreference(getPrefContext());
         mCurrentUser = mUserManager.getUserInfo(UserHandle.myUserId());
 
         mExplore = buildAction(R.string.storage_menu_explore);
@@ -242,7 +242,7 @@
         if (mHeaderPoolIndex < mHeaderPreferencePool.size()) {
             category = mHeaderPreferencePool.get(mHeaderPoolIndex);
         } else {
-            category = new PreferenceCategory(getActivity(), null,
+            category = new PreferenceCategory(getPrefContext(), null,
                     com.android.internal.R.attr.preferenceCategoryStyle);
             mHeaderPreferencePool.add(category);
         }
@@ -270,8 +270,10 @@
         }
         if (title != null) {
             item.setTitle(title);
+            item.setKey(title.toString());
         } else {
             item.setTitle(titleRes);
+            item.setKey(Integer.toString(titleRes));
         }
         item.setSummary(R.string.memory_calculating_size);
         item.userHandle = userId;
@@ -280,12 +282,12 @@
     }
 
     private StorageItemPreference buildItem() {
-        final StorageItemPreference item = new StorageItemPreference(getActivity());
+        final StorageItemPreference item = new StorageItemPreference(getPrefContext());
         return item;
     }
 
     private Preference buildAction(int titleRes) {
-        final Preference pref = new Preference(getActivity());
+        final Preference pref = new Preference(getPrefContext());
         pref.setTitle(titleRes);
         return pref;
     }
@@ -390,12 +392,17 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference pref) {
+    public boolean onPreferenceTreeClick(Preference pref) {
         // TODO: launch better intents for specific volume
 
         final int userId = (pref instanceof StorageItemPreference ?
                 ((StorageItemPreference)pref).userHandle : -1);
-        final int itemTitleId = pref.getTitleRes();
+        int itemTitleId;
+        try {
+            itemTitleId = Integer.parseInt(pref.getKey());
+        } catch (NumberFormatException e) {
+            itemTitleId = 0;
+        }
         Intent intent = null;
         switch (itemTitleId) {
             case R.string.storage_detail_apps: {
@@ -459,7 +466,7 @@
             }
             return true;
         }
-        return super.onPreferenceTreeClick(preferenceScreen, pref);
+        return super.onPreferenceTreeClick(pref);
     }
 
     private final MeasurementReceiver mReceiver = new MeasurementReceiver() {
@@ -473,7 +480,12 @@
         for (int i = 0; i < mItemPoolIndex; ++i) {
             StorageItemPreference item = mItemPreferencePool.get(i);
             final int userId = item.userHandle;
-            final int itemTitleId = item.getTitleRes();
+            int itemTitleId;
+            try {
+                itemTitleId = Integer.parseInt(item.getKey());
+            } catch (NumberFormatException e) {
+                itemTitleId = 0;
+            }
             switch (itemTitleId) {
                 case R.string.storage_detail_apps: {
                     updatePreference(item, details.appsSize.get(userId));
diff --git a/src/com/android/settings/deviceinfo/PublicVolumeSettings.java b/src/com/android/settings/deviceinfo/PublicVolumeSettings.java
index e5ac9fe..334e3fe 100644
--- a/src/com/android/settings/deviceinfo/PublicVolumeSettings.java
+++ b/src/com/android/settings/deviceinfo/PublicVolumeSettings.java
@@ -28,9 +28,9 @@
 import android.os.storage.StorageManager;
 import android.os.storage.VolumeInfo;
 import android.os.storage.VolumeRecord;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
 import android.provider.DocumentsContract;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.TextUtils;
 import android.text.format.Formatter;
 import android.text.format.Formatter.BytesResult;
@@ -114,7 +114,7 @@
         addPreferencesFromResource(R.xml.device_info_storage_volume);
         getPreferenceScreen().setOrderingAsAdded(true);
 
-        mSummary = new StorageSummaryPreference(context);
+        mSummary = new StorageSummaryPreference(getPrefContext());
 
         mMount = buildAction(R.string.storage_menu_mount);
         mUnmount = new Button(getActivity());
@@ -187,7 +187,7 @@
     }
 
     private Preference buildAction(int titleRes) {
-        final Preference pref = new Preference(getActivity());
+        final Preference pref = new Preference(getPrefContext());
         pref.setTitle(titleRes);
         return pref;
     }
@@ -214,7 +214,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference pref) {
+    public boolean onPreferenceTreeClick(Preference pref) {
         final Context context = getActivity();
         if (pref == mMount) {
             new MountTask(context, mVolume).execute();
@@ -230,7 +230,7 @@
             startActivity(intent);
         }
 
-        return super.onPreferenceTreeClick(preferenceScreen, pref);
+        return super.onPreferenceTreeClick(pref);
     }
 
     private final View.OnClickListener mUnmountListener = new View.OnClickListener() {
diff --git a/src/com/android/settings/deviceinfo/SimStatus.java b/src/com/android/settings/deviceinfo/SimStatus.java
index b8e25c0..2138c24 100644
--- a/src/com/android/settings/deviceinfo/SimStatus.java
+++ b/src/com/android/settings/deviceinfo/SimStatus.java
@@ -25,7 +25,7 @@
 import android.os.Bundle;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
 import android.telephony.CellBroadcastMessage;
 import android.telephony.PhoneNumberUtils;
 import android.telephony.PhoneStateListener;
@@ -36,14 +36,6 @@
 import android.telephony.TelephonyManager;
 import android.text.TextUtils;
 import android.util.Log;
-
-import com.android.internal.logging.MetricsLogger;
-import com.android.internal.telephony.DefaultPhoneNotifier;
-import com.android.internal.telephony.Phone;
-import com.android.internal.telephony.PhoneFactory;
-import com.android.settings.InstrumentedPreferenceActivity;
-import com.android.settings.R;
-
 import android.view.View;
 import android.widget.ListView;
 import android.widget.TabHost;
@@ -52,6 +44,13 @@
 import android.widget.TabHost.TabSpec;
 import android.widget.TabWidget;
 
+import com.android.internal.logging.MetricsLogger;
+import com.android.internal.telephony.DefaultPhoneNotifier;
+import com.android.internal.telephony.Phone;
+import com.android.internal.telephony.PhoneFactory;
+import com.android.settings.InstrumentedPreferenceActivity;
+import com.android.settings.R;
+
 import java.util.List;
 
 
diff --git a/src/com/android/settings/deviceinfo/Status.java b/src/com/android/settings/deviceinfo/Status.java
index 9f3960c..982f1c9 100644
--- a/src/com/android/settings/deviceinfo/Status.java
+++ b/src/com/android/settings/deviceinfo/Status.java
@@ -18,7 +18,6 @@
 
 import android.bluetooth.BluetoothAdapter;
 import android.content.BroadcastReceiver;
-import android.content.ClipboardManager;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
@@ -33,12 +32,8 @@
 import android.os.SystemClock;
 import android.os.SystemProperties;
 import android.os.UserManager;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
 import android.text.TextUtils;
-import android.view.View;
-import android.widget.AdapterView;
-import android.widget.ListAdapter;
-import android.widget.Toast;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.util.ArrayUtils;
@@ -210,27 +205,6 @@
             removePreferenceFromScreen(KEY_SIM_STATUS);
             removePreferenceFromScreen(KEY_IMEI_INFO);
         }
-
-        // Make every pref on this screen copy its data to the clipboard on longpress.
-        // Super convenient for capturing the IMEI, MAC addr, serial, etc.
-        getListView().setOnItemLongClickListener(
-            new AdapterView.OnItemLongClickListener() {
-                @Override
-                public boolean onItemLongClick(AdapterView<?> parent, View view,
-                        int position, long id) {
-                    ListAdapter listAdapter = (ListAdapter) parent.getAdapter();
-                    Preference pref = (Preference) listAdapter.getItem(position);
-
-                    ClipboardManager cm = (ClipboardManager)
-                            getSystemService(Context.CLIPBOARD_SERVICE);
-                    cm.setText(pref.getSummary());
-                    Toast.makeText(
-                        Status.this,
-                        com.android.internal.R.string.text_copied,
-                        Toast.LENGTH_SHORT).show();
-                    return true;
-                }
-            });
     }
 
     @Override
diff --git a/src/com/android/settings/deviceinfo/StorageItemPreference.java b/src/com/android/settings/deviceinfo/StorageItemPreference.java
index c4bad8a..3875885 100644
--- a/src/com/android/settings/deviceinfo/StorageItemPreference.java
+++ b/src/com/android/settings/deviceinfo/StorageItemPreference.java
@@ -17,8 +17,8 @@
 package com.android.settings.deviceinfo;
 
 import android.content.Context;
-import android.os.UserHandle;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.format.Formatter;
 import android.view.View;
 import android.widget.ProgressBar;
@@ -58,9 +58,9 @@
     }
 
     @Override
-    protected void onBindView(View view) {
+    public void onBindViewHolder(PreferenceViewHolder view) {
         progressBar = (ProgressBar) view.findViewById(android.R.id.progress);
         updateProgressBar();
-        super.onBindView(view);
+        super.onBindViewHolder(view);
     }
 }
diff --git a/src/com/android/settings/deviceinfo/StorageSettings.java b/src/com/android/settings/deviceinfo/StorageSettings.java
index c36d0df..0eb7264 100644
--- a/src/com/android/settings/deviceinfo/StorageSettings.java
+++ b/src/com/android/settings/deviceinfo/StorageSettings.java
@@ -32,9 +32,8 @@
 import android.os.storage.StorageManager;
 import android.os.storage.VolumeInfo;
 import android.os.storage.VolumeRecord;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceCategory;
 import android.text.TextUtils;
 import android.text.format.Formatter;
 import android.text.format.Formatter.BytesResult;
@@ -105,7 +104,7 @@
         mInternalCategory = (PreferenceCategory) findPreference("storage_internal");
         mExternalCategory = (PreferenceCategory) findPreference("storage_external");
 
-        mInternalSummary = new StorageSummaryPreference(context);
+        mInternalSummary = new StorageSummaryPreference(getPrefContext());
 
         setHasOptionsMenu(true);
     }
@@ -130,7 +129,7 @@
     }
 
     private void refresh() {
-        final Context context = getActivity();
+        final Context context = getPrefContext();
 
         getPreferenceScreen().removeAll();
         mInternalCategory.removeAll();
@@ -231,7 +230,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference pref) {
+    public boolean onPreferenceTreeClick(Preference pref) {
         final String key = pref.getKey();
         if (pref instanceof StorageVolumePreference) {
             // Picked a normal volume
diff --git a/src/com/android/settings/deviceinfo/StorageSummaryPreference.java b/src/com/android/settings/deviceinfo/StorageSummaryPreference.java
index 2641cb6..9fc1363 100644
--- a/src/com/android/settings/deviceinfo/StorageSummaryPreference.java
+++ b/src/com/android/settings/deviceinfo/StorageSummaryPreference.java
@@ -18,7 +18,8 @@
 
 import android.content.Context;
 import android.graphics.Color;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.view.View;
 import android.widget.ProgressBar;
 import android.widget.TextView;
@@ -40,7 +41,7 @@
     }
 
     @Override
-    protected void onBindView(View view) {
+    public void onBindViewHolder(PreferenceViewHolder view) {
         final ProgressBar progress = (ProgressBar) view.findViewById(android.R.id.progress);
         if (mPercent != -1) {
             progress.setVisibility(View.VISIBLE);
@@ -52,6 +53,6 @@
         final TextView summary = (TextView) view.findViewById(android.R.id.summary);
         summary.setTextColor(Color.parseColor("#8a000000"));
 
-        super.onBindView(view);
+        super.onBindViewHolder(view);
     }
 }
diff --git a/src/com/android/settings/deviceinfo/StorageUnmountReceiver.java b/src/com/android/settings/deviceinfo/StorageUnmountReceiver.java
index 81ac97b..095cf15 100644
--- a/src/com/android/settings/deviceinfo/StorageUnmountReceiver.java
+++ b/src/com/android/settings/deviceinfo/StorageUnmountReceiver.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.deviceinfo;
 
-import static com.android.settings.deviceinfo.StorageSettings.TAG;
-
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
@@ -27,6 +25,8 @@
 
 import com.android.settings.deviceinfo.StorageSettings.UnmountTask;
 
+import static com.android.settings.deviceinfo.StorageSettings.TAG;
+
 public class StorageUnmountReceiver extends BroadcastReceiver {
     @Override
     public void onReceive(Context context, Intent intent) {
diff --git a/src/com/android/settings/deviceinfo/StorageVolumePreference.java b/src/com/android/settings/deviceinfo/StorageVolumePreference.java
index 3511b91..657ade5 100644
--- a/src/com/android/settings/deviceinfo/StorageVolumePreference.java
+++ b/src/com/android/settings/deviceinfo/StorageVolumePreference.java
@@ -22,7 +22,8 @@
 import android.graphics.drawable.Drawable;
 import android.os.storage.StorageManager;
 import android.os.storage.VolumeInfo;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.format.Formatter;
 import android.view.View;
 import android.view.View.OnClickListener;
@@ -97,7 +98,7 @@
     }
 
     @Override
-    protected void onBindView(View view) {
+    public void onBindViewHolder(PreferenceViewHolder view) {
         final ImageView unmount = (ImageView) view.findViewById(R.id.unmount);
         if (unmount != null) {
             unmount.setImageTintList(ColorStateList.valueOf(Color.parseColor("#8a000000")));
@@ -113,7 +114,7 @@
             progress.setVisibility(View.GONE);
         }
 
-        super.onBindView(view);
+        super.onBindViewHolder(view);
     }
 
     private final View.OnClickListener mUnmountListener = new OnClickListener() {
diff --git a/src/com/android/settings/deviceinfo/StorageWizardFormatProgress.java b/src/com/android/settings/deviceinfo/StorageWizardFormatProgress.java
index 169c016..b3e30af 100644
--- a/src/com/android/settings/deviceinfo/StorageWizardFormatProgress.java
+++ b/src/com/android/settings/deviceinfo/StorageWizardFormatProgress.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.deviceinfo;
 
-import static com.android.settings.deviceinfo.StorageSettings.TAG;
-
 import android.app.AlertDialog;
 import android.app.Dialog;
 import android.app.DialogFragment;
@@ -39,6 +37,8 @@
 
 import java.util.Objects;
 
+import static com.android.settings.deviceinfo.StorageSettings.TAG;
+
 public class StorageWizardFormatProgress extends StorageWizardBase {
     private static final String TAG_SLOW_WARNING = "slow_warning";
 
diff --git a/src/com/android/settings/deviceinfo/StorageWizardMigrateConfirm.java b/src/com/android/settings/deviceinfo/StorageWizardMigrateConfirm.java
index 84d8803..3eae081 100644
--- a/src/com/android/settings/deviceinfo/StorageWizardMigrateConfirm.java
+++ b/src/com/android/settings/deviceinfo/StorageWizardMigrateConfirm.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.deviceinfo;
 
-import static com.android.settings.deviceinfo.StorageSettings.TAG;
-
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.os.Bundle;
@@ -26,6 +24,8 @@
 
 import com.android.settings.R;
 
+import static com.android.settings.deviceinfo.StorageSettings.TAG;
+
 public class StorageWizardMigrateConfirm extends StorageWizardBase {
     private MigrateEstimateTask mEstimate;
 
diff --git a/src/com/android/settings/deviceinfo/StorageWizardMigrateProgress.java b/src/com/android/settings/deviceinfo/StorageWizardMigrateProgress.java
index 88a3042..163ff42 100644
--- a/src/com/android/settings/deviceinfo/StorageWizardMigrateProgress.java
+++ b/src/com/android/settings/deviceinfo/StorageWizardMigrateProgress.java
@@ -16,9 +16,6 @@
 
 package com.android.settings.deviceinfo;
 
-import static android.content.pm.PackageManager.EXTRA_MOVE_ID;
-import static com.android.settings.deviceinfo.StorageSettings.TAG;
-
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
@@ -32,6 +29,9 @@
 
 import com.android.settings.R;
 
+import static android.content.pm.PackageManager.EXTRA_MOVE_ID;
+import static com.android.settings.deviceinfo.StorageSettings.TAG;
+
 public class StorageWizardMigrateProgress extends StorageWizardBase {
     private static final String ACTION_FINISH_WIZARD = "com.android.systemui.action.FINISH_WIZARD";
 
diff --git a/src/com/android/settings/deviceinfo/StorageWizardMoveConfirm.java b/src/com/android/settings/deviceinfo/StorageWizardMoveConfirm.java
index b58b780..65b3d1f 100644
--- a/src/com/android/settings/deviceinfo/StorageWizardMoveConfirm.java
+++ b/src/com/android/settings/deviceinfo/StorageWizardMoveConfirm.java
@@ -16,11 +16,6 @@
 
 package com.android.settings.deviceinfo;
 
-import static android.content.Intent.EXTRA_PACKAGE_NAME;
-import static android.content.Intent.EXTRA_TITLE;
-import static android.content.pm.PackageManager.EXTRA_MOVE_ID;
-import static android.os.storage.VolumeInfo.EXTRA_VOLUME_ID;
-
 import android.content.Intent;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager.NameNotFoundException;
@@ -29,6 +24,11 @@
 import com.android.internal.util.Preconditions;
 import com.android.settings.R;
 
+import static android.content.Intent.EXTRA_PACKAGE_NAME;
+import static android.content.Intent.EXTRA_TITLE;
+import static android.content.pm.PackageManager.EXTRA_MOVE_ID;
+import static android.os.storage.VolumeInfo.EXTRA_VOLUME_ID;
+
 public class StorageWizardMoveConfirm extends StorageWizardBase {
     private String mPackageName;
     private ApplicationInfo mApp;
diff --git a/src/com/android/settings/deviceinfo/StorageWizardMoveProgress.java b/src/com/android/settings/deviceinfo/StorageWizardMoveProgress.java
index 3c18835..fffdf74 100644
--- a/src/com/android/settings/deviceinfo/StorageWizardMoveProgress.java
+++ b/src/com/android/settings/deviceinfo/StorageWizardMoveProgress.java
@@ -16,10 +16,6 @@
 
 package com.android.settings.deviceinfo;
 
-import static android.content.Intent.EXTRA_TITLE;
-import static android.content.pm.PackageManager.EXTRA_MOVE_ID;
-import static com.android.settings.deviceinfo.StorageSettings.TAG;
-
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.MoveCallback;
 import android.os.Bundle;
@@ -30,6 +26,10 @@
 
 import com.android.settings.R;
 
+import static android.content.Intent.EXTRA_TITLE;
+import static android.content.pm.PackageManager.EXTRA_MOVE_ID;
+import static com.android.settings.deviceinfo.StorageSettings.TAG;
+
 public class StorageWizardMoveProgress extends StorageWizardBase {
     private int mMoveId;
 
diff --git a/src/com/android/settings/fingerprint/FingerprintEnrollBase.java b/src/com/android/settings/fingerprint/FingerprintEnrollBase.java
index d164800..2843040 100644
--- a/src/com/android/settings/fingerprint/FingerprintEnrollBase.java
+++ b/src/com/android/settings/fingerprint/FingerprintEnrollBase.java
@@ -17,7 +17,6 @@
 package com.android.settings.fingerprint;
 
 import android.annotation.Nullable;
-import android.app.Activity;
 import android.content.Intent;
 import android.graphics.Color;
 import android.os.Bundle;
diff --git a/src/com/android/settings/fingerprint/FingerprintEnrollFinish.java b/src/com/android/settings/fingerprint/FingerprintEnrollFinish.java
index 6691e20..80124e0 100644
--- a/src/com/android/settings/fingerprint/FingerprintEnrollFinish.java
+++ b/src/com/android/settings/fingerprint/FingerprintEnrollFinish.java
@@ -18,18 +18,13 @@
 
 import android.content.Context;
 import android.content.Intent;
-import android.hardware.fingerprint.Fingerprint;
 import android.hardware.fingerprint.FingerprintManager;
 import android.os.Bundle;
-import android.preference.Preference;
 import android.view.View;
 import android.widget.Button;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.R;
-import com.android.settings.fingerprint.FingerprintSettings.FingerprintPreference;
-
-import java.util.List;
 
 /**
  * Activity which concludes fingerprint enrollment.
diff --git a/src/com/android/settings/fingerprint/FingerprintEnrollSidecar.java b/src/com/android/settings/fingerprint/FingerprintEnrollSidecar.java
index 5feb08c..da055b0 100644
--- a/src/com/android/settings/fingerprint/FingerprintEnrollSidecar.java
+++ b/src/com/android/settings/fingerprint/FingerprintEnrollSidecar.java
@@ -18,7 +18,6 @@
 
 import android.annotation.Nullable;
 import android.app.Activity;
-import android.app.Fragment;
 import android.hardware.fingerprint.FingerprintManager;
 import android.os.Bundle;
 import android.os.CancellationSignal;
diff --git a/src/com/android/settings/fingerprint/FingerprintSettings.java b/src/com/android/settings/fingerprint/FingerprintSettings.java
index cacd5dd..9e90c00 100644
--- a/src/com/android/settings/fingerprint/FingerprintSettings.java
+++ b/src/com/android/settings/fingerprint/FingerprintSettings.java
@@ -37,10 +37,11 @@
 import android.os.Bundle;
 import android.os.CancellationSignal;
 import android.os.Handler;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceScreen;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.Annotation;
 import android.text.SpannableString;
 import android.text.SpannableStringBuilder;
@@ -295,8 +296,7 @@
                             : R.string.security_settings_fingerprint_enroll_disclaimer),
                     getString(getHelpResource())));
             v.setMovementMethod(new LinkMovementMethod());
-            getListView().addFooterView(v);
-            getListView().setFooterDividersEnabled(false);
+            setFooterView(v);
         }
 
         private boolean isFingerprintDisabled() {
@@ -401,7 +401,7 @@
         }
 
         @Override
-        public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference pref) {
+        public boolean onPreferenceTreeClick(Preference pref) {
             final String key = pref.getKey();
             if (KEY_FINGERPRINT_ADD.equals(key)) {
                 Intent intent = new Intent();
@@ -413,7 +413,7 @@
                 FingerprintPreference fpref = (FingerprintPreference) pref;
                 final Fingerprint fp =fpref.getFingerprint();
                 showRenameDeleteDialog(fp);
-                return super.onPreferenceTreeClick(preferenceScreen, pref);
+                return super.onPreferenceTreeClick(pref);
             }
             return true;
         }
@@ -718,9 +718,9 @@
         }
 
         @Override
-        protected void onBindView(View view) {
-            super.onBindView(view);
-            mView = view;
+        public void onBindViewHolder(PreferenceViewHolder view) {
+            super.onBindViewHolder(view);
+            mView = view.itemView;
         }
     };
 
diff --git a/src/com/android/settings/fuelgauge/BatteryHistoryChart.java b/src/com/android/settings/fuelgauge/BatteryHistoryChart.java
index 76acf69..5c53fd1 100644
--- a/src/com/android/settings/fuelgauge/BatteryHistoryChart.java
+++ b/src/com/android/settings/fuelgauge/BatteryHistoryChart.java
@@ -16,32 +16,33 @@
 
 package com.android.settings.fuelgauge;
 
-import android.content.Intent;
-import android.graphics.Bitmap;
-import android.graphics.DashPathEffect;
-import android.os.BatteryManager;
-import android.text.format.DateFormat;
-import android.text.format.Formatter;
-import android.util.Log;
-import android.util.TimeUtils;
-import com.android.settings.R;
-import com.android.settings.Utils;
-
 import android.content.Context;
+import android.content.Intent;
 import android.content.res.ColorStateList;
 import android.content.res.TypedArray;
+import android.graphics.Bitmap;
 import android.graphics.Canvas;
+import android.graphics.DashPathEffect;
 import android.graphics.Paint;
 import android.graphics.Path;
 import android.graphics.Typeface;
+import android.os.BatteryManager;
 import android.os.BatteryStats;
-import android.os.SystemClock;
 import android.os.BatteryStats.HistoryItem;
+import android.os.SystemClock;
 import android.telephony.ServiceState;
 import android.text.TextPaint;
+import android.text.format.DateFormat;
+import android.text.format.Formatter;
 import android.util.AttributeSet;
+import android.util.Log;
+import android.util.TimeUtils;
 import android.util.TypedValue;
 import android.view.View;
+
+import com.android.settings.R;
+import com.android.settings.Utils;
+
 import libcore.icu.LocaleData;
 
 import java.util.ArrayList;
diff --git a/src/com/android/settings/fuelgauge/BatteryHistoryPreference.java b/src/com/android/settings/fuelgauge/BatteryHistoryPreference.java
index 0bf85b5..461c498 100644
--- a/src/com/android/settings/fuelgauge/BatteryHistoryPreference.java
+++ b/src/com/android/settings/fuelgauge/BatteryHistoryPreference.java
@@ -20,10 +20,9 @@
 import android.content.Intent;
 import android.os.BatteryStats;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
-import android.view.View;
 import android.view.ViewGroup;
 
 import com.android.internal.os.BatteryStatsHelper;
@@ -48,9 +47,9 @@
     public BatteryHistoryPreference(Context context, AttributeSet attrs) {
         super(context, attrs);
     }
-
+    
     @Override
-    public void performClick(PreferenceScreen preferenceScreen) {
+    protected void onClick() {
         if (!isEnabled()) {
             return;
         }
@@ -84,8 +83,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
         if (mStats == null) {
             return;
diff --git a/src/com/android/settings/fuelgauge/BatterySaverModeVoiceActivity.java b/src/com/android/settings/fuelgauge/BatterySaverModeVoiceActivity.java
index 3fa0e02..3fc0cd8 100644
--- a/src/com/android/settings/fuelgauge/BatterySaverModeVoiceActivity.java
+++ b/src/com/android/settings/fuelgauge/BatterySaverModeVoiceActivity.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.fuelgauge;
 
-import static android.provider.Settings.EXTRA_BATTERY_SAVER_MODE_ENABLED;
-
 import android.content.Context;
 import android.content.Intent;
 import android.os.PowerManager;
@@ -25,6 +23,8 @@
 
 import com.android.settings.utils.VoiceSettingsActivity;
 
+import static android.provider.Settings.EXTRA_BATTERY_SAVER_MODE_ENABLED;
+
 /**
  * Activity for modifying the {@link android.os.PowerManager} power save mode
  * setting using the Voice Interaction API.
diff --git a/src/com/android/settings/fuelgauge/BatterySaverSettings.java b/src/com/android/settings/fuelgauge/BatterySaverSettings.java
index d8a9ca0..63ded30 100644
--- a/src/com/android/settings/fuelgauge/BatterySaverSettings.java
+++ b/src/com/android/settings/fuelgauge/BatterySaverSettings.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.fuelgauge;
 
-import static android.os.PowerManager.ACTION_POWER_SAVE_MODE_CHANGING;
-
 import android.content.BroadcastReceiver;
 import android.content.ContentResolver;
 import android.content.Context;
@@ -42,6 +40,8 @@
 import com.android.settings.notification.SettingPref;
 import com.android.settings.widget.SwitchBar;
 
+import static android.os.PowerManager.ACTION_POWER_SAVE_MODE_CHANGING;
+
 public class BatterySaverSettings extends SettingsPreferenceFragment
         implements SwitchBar.OnSwitchChangeListener {
     private static final String TAG = "BatterySaverSettings";
diff --git a/src/com/android/settings/fuelgauge/FakeUid.java b/src/com/android/settings/fuelgauge/FakeUid.java
index 7fd66c5..eb1e724 100644
--- a/src/com/android/settings/fuelgauge/FakeUid.java
+++ b/src/com/android/settings/fuelgauge/FakeUid.java
@@ -18,7 +18,6 @@
 
 import android.os.BatteryStats.Timer;
 import android.os.BatteryStats.Uid;
-import android.os.Process;
 import android.util.ArrayMap;
 import android.util.SparseArray;
 
diff --git a/src/com/android/settings/fuelgauge/InactiveApps.java b/src/com/android/settings/fuelgauge/InactiveApps.java
index 52dea5a..336e792 100644
--- a/src/com/android/settings/fuelgauge/InactiveApps.java
+++ b/src/com/android/settings/fuelgauge/InactiveApps.java
@@ -22,9 +22,9 @@
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceGroup;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.PreferenceGroup;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.R;
@@ -68,7 +68,7 @@
         List<ResolveInfo> apps = pm.queryIntentActivities(launcherIntent, 0);
         for (ResolveInfo app : apps) {
             String packageName = app.activityInfo.applicationInfo.packageName;
-            Preference p = new Preference(context);
+            Preference p = new Preference(getPrefContext());
             p.setTitle(app.loadLabel(pm));
             p.setIcon(app.loadIcon(pm));
             p.setKey(packageName);
diff --git a/src/com/android/settings/fuelgauge/PowerGaugePreference.java b/src/com/android/settings/fuelgauge/PowerGaugePreference.java
index 0be73d8..5b39a14 100644
--- a/src/com/android/settings/fuelgauge/PowerGaugePreference.java
+++ b/src/com/android/settings/fuelgauge/PowerGaugePreference.java
@@ -19,7 +19,7 @@
 import android.content.Context;
 import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
-import android.view.View;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.widget.TextView;
 
 import com.android.settings.AppProgressPreference;
@@ -51,8 +51,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
         if (mContentDescription != null) {
             final TextView titleView = (TextView) view.findViewById(android.R.id.title);
diff --git a/src/com/android/settings/fuelgauge/PowerUsageDetail.java b/src/com/android/settings/fuelgauge/PowerUsageDetail.java
index b7a0df2..6ede8cc 100644
--- a/src/com/android/settings/fuelgauge/PowerUsageDetail.java
+++ b/src/com/android/settings/fuelgauge/PowerUsageDetail.java
@@ -34,9 +34,9 @@
 import android.os.Bundle;
 import android.os.Process;
 import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceCategory;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.PreferenceCategory;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.View;
@@ -53,7 +53,6 @@
 import com.android.settings.SettingsActivity;
 import com.android.settings.Utils;
 import com.android.settings.WirelessSettings;
-import com.android.settings.applications.AppInfoWithHeader;
 import com.android.settings.applications.InstalledAppDetails;
 import com.android.settings.applications.LayoutPreference;
 import com.android.settings.bluetooth.BluetoothSettings;
@@ -577,7 +576,7 @@
 
     private void addHorizontalPreference(PreferenceCategory parent, CharSequence title,
             CharSequence summary) {
-        Preference pref = new Preference(getActivity());
+        Preference pref = new Preference(getPrefContext());
         pref.setLayoutResource(R.layout.horizontal_preference);
         pref.setTitle(title);
         pref.setSummary(summary);
@@ -646,7 +645,7 @@
     }
 
     private void addControl(int pageSummary, int actionTitle, final int action) {
-        Preference pref = new Preference(getActivity());
+        Preference pref = new Preference(getPrefContext());
         pref.setTitle(actionTitle);
         pref.setLayoutResource(R.layout.horizontal_preference);
         pref.setOnPreferenceClickListener(new OnPreferenceClickListener() {
diff --git a/src/com/android/settings/fuelgauge/PowerUsageSummary.java b/src/com/android/settings/fuelgauge/PowerUsageSummary.java
index bf49208..255270d 100644
--- a/src/com/android/settings/fuelgauge/PowerUsageSummary.java
+++ b/src/com/android/settings/fuelgauge/PowerUsageSummary.java
@@ -25,10 +25,8 @@
 import android.os.Message;
 import android.os.Process;
 import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
-import android.text.TextUtils;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceGroup;
 import android.util.SparseArray;
 import android.util.TypedValue;
 import android.view.Menu;
@@ -39,11 +37,9 @@
 import com.android.internal.os.BatterySipper;
 import com.android.internal.os.BatterySipper.DrainType;
 import com.android.internal.os.PowerProfile;
-import com.android.settings.HelpUtils;
 import com.android.settings.R;
 import com.android.settings.Settings.HighPowerApplicationsActivity;
 import com.android.settings.SettingsActivity;
-import com.android.settings.Utils;
 import com.android.settings.applications.ManageApplications;
 
 import java.util.ArrayList;
@@ -117,7 +113,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (!(preference instanceof PowerGaugePreference)) {
             return false;
         }
@@ -125,7 +121,7 @@
         BatteryEntry entry = pgp.getInfo();
         PowerUsageDetail.startBatteryDetailPage((SettingsActivity) getActivity(), mStatsHelper,
                 mStatsType, entry, true, true);
-        return super.onPreferenceTreeClick(preferenceScreen, preference);
+        return super.onPreferenceTreeClick(preference);
     }
 
     @Override
@@ -177,7 +173,7 @@
     }
 
     private void addNotAvailableMessage() {
-        Preference notAvailable = new Preference(getActivity());
+        Preference notAvailable = new Preference(getPrefContext());
         notAvailable.setTitle(R.string.power_usage_not_available);
         mAppListGroup.addPreference(notAvailable);
     }
@@ -345,7 +341,7 @@
                         userHandle);
                 final CharSequence contentDescription = mUm.getBadgedLabelForUser(entry.getLabel(),
                         userHandle);
-                final PowerGaugePreference pref = new PowerGaugePreference(getActivity(),
+                final PowerGaugePreference pref = new PowerGaugePreference(getPrefContext(),
                         badgedIcon, contentDescription, entry);
 
                 final double percentOfMax = (sipper.totalPowerMah * 100)
diff --git a/src/com/android/settings/fuelgauge/RequestIgnoreBatteryOptimizations.java b/src/com/android/settings/fuelgauge/RequestIgnoreBatteryOptimizations.java
index 1c1e9df..b16fd18 100644
--- a/src/com/android/settings/fuelgauge/RequestIgnoreBatteryOptimizations.java
+++ b/src/com/android/settings/fuelgauge/RequestIgnoreBatteryOptimizations.java
@@ -20,17 +20,17 @@
 import android.content.DialogInterface;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
+import android.net.Uri;
+import android.os.Bundle;
 import android.os.IDeviceIdleController;
 import android.os.PowerManager;
 import android.os.RemoteException;
 import android.os.ServiceManager;
-import com.android.settings.R;
-
-import android.net.Uri;
-import android.os.Bundle;
 import android.util.Log;
+
 import com.android.internal.app.AlertActivity;
 import com.android.internal.app.AlertController;
+import com.android.settings.R;
 
 public class RequestIgnoreBatteryOptimizations extends AlertActivity implements
         DialogInterface.OnClickListener {
diff --git a/src/com/android/settings/fuelgauge/WallOfTextPreference.java b/src/com/android/settings/fuelgauge/WallOfTextPreference.java
index 5577206..096f98a 100644
--- a/src/com/android/settings/fuelgauge/WallOfTextPreference.java
+++ b/src/com/android/settings/fuelgauge/WallOfTextPreference.java
@@ -17,9 +17,9 @@
 package com.android.settings.fuelgauge;
 
 import android.content.Context;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
-import android.view.View;
 import android.widget.TextView;
 
 public class WallOfTextPreference extends Preference {
@@ -42,8 +42,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
         final TextView summary = (TextView) view.findViewById(android.R.id.summary);
         summary.setMaxLines(20);
     }
diff --git a/src/com/android/settings/inputmethod/InputMethodAndLanguageSettings.java b/src/com/android/settings/inputmethod/InputMethodAndLanguageSettings.java
index e8ef5ef..779944b 100644
--- a/src/com/android/settings/inputmethod/InputMethodAndLanguageSettings.java
+++ b/src/com/android/settings/inputmethod/InputMethodAndLanguageSettings.java
@@ -32,16 +32,16 @@
 import android.hardware.input.KeyboardLayout;
 import android.os.Bundle;
 import android.os.Handler;
-import android.preference.ListPreference;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceCategory;
-import android.preference.PreferenceManager;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.provider.Settings;
 import android.provider.Settings.System;
 import android.speech.tts.TtsEngines;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.PreferenceCategory;
+import android.support.v7.preference.PreferenceManager;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.TextUtils;
 import android.view.InputDevice;
 import android.view.inputmethod.InputMethodInfo;
@@ -315,7 +315,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         // Input Method stuff
         if (Utils.isMonkeyRunning()) {
             return false;
@@ -336,7 +336,7 @@
                 return true;
             }
         }
-        return super.onPreferenceTreeClick(preferenceScreen, preference);
+        return super.onPreferenceTreeClick(preference);
     }
 
     private static String getLocaleName(Context context) {
@@ -390,7 +390,7 @@
             }
             mInputMethodPreferenceList.clear();
             List<String> permittedList = mDpm.getPermittedInputMethodsForCurrentUser();
-            final Context context = getActivity();
+            final Context context = getPrefContext();
             final List<InputMethodInfo> imis = mShowsOnlyFullImeAndKeyboardList
                     ? mInputMethodSettingValues.getInputMethodList()
                     : mImm.getEnabledInputMethodList();
@@ -530,7 +530,7 @@
                 final KeyboardLayout keyboardLayout = keyboardLayoutDescriptor != null ?
                     mIm.getKeyboardLayout(keyboardLayoutDescriptor) : null;
 
-                final PreferenceScreen pref = new PreferenceScreen(getActivity(), null);
+                final PreferenceScreen pref = new PreferenceScreen(getPrefContext(), null);
                 pref.setTitle(device.getName());
                 if (keyboardLayout != null) {
                     pref.setSummary(keyboardLayout.toString());
diff --git a/src/com/android/settings/inputmethod/InputMethodAndSubtypeEnabler.java b/src/com/android/settings/inputmethod/InputMethodAndSubtypeEnabler.java
index c73ccef..fd8591f 100644
--- a/src/com/android/settings/inputmethod/InputMethodAndSubtypeEnabler.java
+++ b/src/com/android/settings/inputmethod/InputMethodAndSubtypeEnabler.java
@@ -21,11 +21,11 @@
 import android.content.pm.PackageManager;
 import android.content.res.Configuration;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.PreferenceCategory;
-import android.preference.PreferenceScreen;
-import android.preference.TwoStatePreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.PreferenceCategory;
+import android.support.v7.preference.PreferenceScreen;
+import android.support.v7.preference.TwoStatePreference;
 import android.text.TextUtils;
 import android.view.inputmethod.InputMethodInfo;
 import android.view.inputmethod.InputMethodManager;
@@ -159,13 +159,14 @@
 
     private void addInputMethodSubtypePreferences(final InputMethodInfo imi,
             final PreferenceScreen root) {
-        final Context context = getActivity();
+        final Context context = getPrefContext();
         final int subtypeCount = imi.getSubtypeCount();
         if (subtypeCount <= 1) {
             return;
         }
         final String imiId = imi.getId();
-        final PreferenceCategory keyboardSettingsCategory = new PreferenceCategory(context);
+        final PreferenceCategory keyboardSettingsCategory =
+                new PreferenceCategory(getPrefContext());
         root.addPreference(keyboardSettingsCategory);
         final PackageManager pm = getPackageManager();
         final CharSequence label = imi.loadLabel(pm);
@@ -173,12 +174,14 @@
         keyboardSettingsCategory.setTitle(label);
         keyboardSettingsCategory.setKey(imiId);
         // TODO: Use toggle Preference if images are ready.
-        final TwoStatePreference autoSelectionPref = new SwitchWithNoTextPreference(context);
+        final TwoStatePreference autoSelectionPref =
+                new SwitchWithNoTextPreference(getPrefContext());
         mAutoSelectionPrefsMap.put(imiId, autoSelectionPref);
         keyboardSettingsCategory.addPreference(autoSelectionPref);
         autoSelectionPref.setOnPreferenceChangeListener(this);
 
-        final PreferenceCategory activeInputMethodsCategory = new PreferenceCategory(context);
+        final PreferenceCategory activeInputMethodsCategory =
+                new PreferenceCategory(getPrefContext());
         activeInputMethodsCategory.setTitle(R.string.active_input_method_subtypes);
         root.addPreference(activeInputMethodsCategory);
 
diff --git a/src/com/android/settings/inputmethod/InputMethodAndSubtypeUtil.java b/src/com/android/settings/inputmethod/InputMethodAndSubtypeUtil.java
index b184066..dfa1634 100644
--- a/src/com/android/settings/inputmethod/InputMethodAndSubtypeUtil.java
+++ b/src/com/android/settings/inputmethod/InputMethodAndSubtypeUtil.java
@@ -18,11 +18,11 @@
 
 import android.content.ContentResolver;
 import android.content.SharedPreferences;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
-import android.preference.TwoStatePreference;
 import android.provider.Settings;
 import android.provider.Settings.SettingNotFoundException;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+import android.support.v7.preference.TwoStatePreference;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.inputmethod.InputMethodInfo;
diff --git a/src/com/android/settings/inputmethod/InputMethodPreference.java b/src/com/android/settings/inputmethod/InputMethodPreference.java
index 5cf5d6a..0d812e5 100755
--- a/src/com/android/settings/inputmethod/InputMethodPreference.java
+++ b/src/com/android/settings/inputmethod/InputMethodPreference.java
@@ -21,10 +21,10 @@
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.SwitchPreference;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.inputmethod.InputMethodInfo;
diff --git a/src/com/android/settings/inputmethod/InputMethodSettingValuesWrapper.java b/src/com/android/settings/inputmethod/InputMethodSettingValuesWrapper.java
index 8f10bdf..c4c889d 100644
--- a/src/com/android/settings/inputmethod/InputMethodSettingValuesWrapper.java
+++ b/src/com/android/settings/inputmethod/InputMethodSettingValuesWrapper.java
@@ -16,9 +16,6 @@
 
 package com.android.settings.inputmethod;
 
-import com.android.internal.inputmethod.InputMethodUtils;
-import com.android.internal.inputmethod.InputMethodUtils.InputMethodSettings;
-
 import android.app.ActivityManagerNative;
 import android.content.Context;
 import android.os.RemoteException;
@@ -28,6 +25,9 @@
 import android.view.inputmethod.InputMethodManager;
 import android.view.inputmethod.InputMethodSubtype;
 
+import com.android.internal.inputmethod.InputMethodUtils;
+import com.android.internal.inputmethod.InputMethodUtils.InputMethodSettings;
+
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.HashSet;
diff --git a/src/com/android/settings/inputmethod/InputMethodSubtypePreference.java b/src/com/android/settings/inputmethod/InputMethodSubtypePreference.java
index 6ded6ad..7321b08 100644
--- a/src/com/android/settings/inputmethod/InputMethodSubtypePreference.java
+++ b/src/com/android/settings/inputmethod/InputMethodSubtypePreference.java
@@ -17,7 +17,7 @@
 package com.android.settings.inputmethod;
 
 import android.content.Context;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
 import android.text.TextUtils;
 import android.view.inputmethod.InputMethodInfo;
 import android.view.inputmethod.InputMethodSubtype;
diff --git a/src/com/android/settings/inputmethod/KeyboardLayoutDialogFragment.java b/src/com/android/settings/inputmethod/KeyboardLayoutDialogFragment.java
index c77b2c9..fef2e9d 100644
--- a/src/com/android/settings/inputmethod/KeyboardLayoutDialogFragment.java
+++ b/src/com/android/settings/inputmethod/KeyboardLayoutDialogFragment.java
@@ -16,10 +16,8 @@
 
 package com.android.settings.inputmethod;
 
-import com.android.settings.R;
-
-import android.app.AlertDialog;
 import android.app.Activity;
+import android.app.AlertDialog;
 import android.app.Dialog;
 import android.app.DialogFragment;
 import android.app.LoaderManager.LoaderCallbacks;
@@ -30,8 +28,8 @@
 import android.content.Loader;
 import android.hardware.input.InputDeviceIdentifier;
 import android.hardware.input.InputManager;
-import android.hardware.input.KeyboardLayout;
 import android.hardware.input.InputManager.InputDeviceListener;
+import android.hardware.input.KeyboardLayout;
 import android.os.Bundle;
 import android.view.InputDevice;
 import android.view.LayoutInflater;
@@ -42,6 +40,8 @@
 import android.widget.RadioButton;
 import android.widget.TextView;
 
+import com.android.settings.R;
+
 import java.util.ArrayList;
 import java.util.Collections;
 
diff --git a/src/com/android/settings/inputmethod/KeyboardLayoutPickerFragment.java b/src/com/android/settings/inputmethod/KeyboardLayoutPickerFragment.java
index 69586b9..0dcf9db 100644
--- a/src/com/android/settings/inputmethod/KeyboardLayoutPickerFragment.java
+++ b/src/com/android/settings/inputmethod/KeyboardLayoutPickerFragment.java
@@ -16,20 +16,20 @@
 
 package com.android.settings.inputmethod;
 
-import com.android.internal.logging.MetricsLogger;
-import com.android.settings.SettingsPreferenceFragment;
-
 import android.content.Context;
 import android.hardware.input.InputDeviceIdentifier;
 import android.hardware.input.InputManager;
 import android.hardware.input.InputManager.InputDeviceListener;
 import android.hardware.input.KeyboardLayout;
 import android.os.Bundle;
-import android.preference.CheckBoxPreference;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.CheckBoxPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
 import android.view.InputDevice;
 
+import com.android.internal.logging.MetricsLogger;
+import com.android.settings.SettingsPreferenceFragment;
+
 import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Map;
@@ -96,8 +96,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen,
-            Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (preference instanceof CheckBoxPreference) {
             CheckBoxPreference checkboxPref = (CheckBoxPreference)preference;
             KeyboardLayout layout = mPreferenceMap.get(checkboxPref);
@@ -113,7 +112,7 @@
                 return true;
             }
         }
-        return super.onPreferenceTreeClick(preferenceScreen, preference);
+        return super.onPreferenceTreeClick(preference);
     }
 
     @Override
@@ -139,7 +138,7 @@
         Context context = getActivity();
 
         for (KeyboardLayout layout : mKeyboardLayouts) {
-            CheckBoxPreference pref = new CheckBoxPreference(context);
+            CheckBoxPreference pref = new CheckBoxPreference(getPrefContext());
             pref.setTitle(layout.getLabel());
             pref.setSummary(layout.getCollection());
             root.addPreference(pref);
diff --git a/src/com/android/settings/inputmethod/SpellCheckerPreference.java b/src/com/android/settings/inputmethod/SpellCheckerPreference.java
index 3787803..daa26fb 100644
--- a/src/com/android/settings/inputmethod/SpellCheckerPreference.java
+++ b/src/com/android/settings/inputmethod/SpellCheckerPreference.java
@@ -19,7 +19,8 @@
 import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.Intent;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.TextUtils;
 import android.view.View;
 import android.view.View.OnClickListener;
@@ -80,8 +81,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
         mRadioButton = (RadioButton)view.findViewById(R.id.pref_radio);
         mPrefLeftButton = view.findViewById(R.id.pref_left_button);
         mPrefLeftButton.setOnClickListener(this);
diff --git a/src/com/android/settings/inputmethod/SpellCheckersSettings.java b/src/com/android/settings/inputmethod/SpellCheckersSettings.java
index 729fdc6..f41b364 100644
--- a/src/com/android/settings/inputmethod/SpellCheckersSettings.java
+++ b/src/com/android/settings/inputmethod/SpellCheckersSettings.java
@@ -21,9 +21,9 @@
 import android.content.DialogInterface;
 import android.content.pm.ApplicationInfo;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.PreferenceScreen;
 import android.util.Log;
 import android.view.textservice.SpellCheckerInfo;
 import android.view.textservice.SpellCheckerSubtype;
@@ -79,7 +79,8 @@
         final int count = (mEnabledScis == null) ? 0 : mEnabledScis.length;
         for (int index = 0; index < count; ++index) {
             final SpellCheckerInfo sci = mEnabledScis[index];
-            final SpellCheckerPreference pref = new SpellCheckerPreference(context, sci, this);
+            final SpellCheckerPreference pref = new SpellCheckerPreference(getPrefContext(), sci,
+                    this);
             screen.addPreference(pref);
             InputMethodAndSubtypeUtil.removeUnnecessaryNonPersistentPreference(pref);
         }
diff --git a/src/com/android/settings/inputmethod/SwitchWithNoTextPreference.java b/src/com/android/settings/inputmethod/SwitchWithNoTextPreference.java
index 677c031..727f56f 100644
--- a/src/com/android/settings/inputmethod/SwitchWithNoTextPreference.java
+++ b/src/com/android/settings/inputmethod/SwitchWithNoTextPreference.java
@@ -17,7 +17,7 @@
 package com.android.settings.inputmethod;
 
 import android.content.Context;
-import android.preference.SwitchPreference;
+import android.support.v14.preference.SwitchPreference;
 
 class SwitchWithNoTextPreference extends SwitchPreference {
     private static final String EMPTY_TEXT = "";
diff --git a/src/com/android/settings/inputmethod/UserDictionaryAddWordActivity.java b/src/com/android/settings/inputmethod/UserDictionaryAddWordActivity.java
index 2901673..ab5c2d6 100644
--- a/src/com/android/settings/inputmethod/UserDictionaryAddWordActivity.java
+++ b/src/com/android/settings/inputmethod/UserDictionaryAddWordActivity.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.inputmethod;
 
-import com.android.settings.R;
-
 import android.app.Activity;
 import android.content.Intent;
 import android.os.Bundle;
@@ -26,6 +24,8 @@
 import android.os.RemoteException;
 import android.view.View;
 
+import com.android.settings.R;
+
 public class UserDictionaryAddWordActivity extends Activity {
 
     public static final String MODE_EDIT_ACTION = "com.android.settings.USER_DICTIONARY_EDIT";
diff --git a/src/com/android/settings/inputmethod/UserDictionaryList.java b/src/com/android/settings/inputmethod/UserDictionaryList.java
index ab23614..c7e53a3 100644
--- a/src/com/android/settings/inputmethod/UserDictionaryList.java
+++ b/src/com/android/settings/inputmethod/UserDictionaryList.java
@@ -16,24 +16,24 @@
 
 package com.android.settings.inputmethod;
 
-import com.android.internal.logging.MetricsLogger;
-import com.android.settings.R;
-import com.android.settings.SettingsPreferenceFragment;
-import com.android.settings.Utils;
-
 import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 import android.database.Cursor;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceGroup;
 import android.provider.UserDictionary;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceGroup;
 import android.text.TextUtils;
 import android.view.inputmethod.InputMethodInfo;
 import android.view.inputmethod.InputMethodManager;
 import android.view.inputmethod.InputMethodSubtype;
 
+import com.android.internal.logging.MetricsLogger;
+import com.android.settings.R;
+import com.android.settings.SettingsPreferenceFragment;
+import com.android.settings.Utils;
+
 import java.util.List;
 import java.util.Locale;
 import java.util.TreeSet;
@@ -167,7 +167,7 @@
      * @return The corresponding preference.
      */
     protected Preference createUserDictionaryPreference(String locale, Activity activity) {
-        final Preference newPref = new Preference(getActivity());
+        final Preference newPref = new Preference(getPrefContext());
         final Intent intent = new Intent(USER_DICTIONARY_SETTINGS_INTENT_ACTION);
         if (null == locale) {
             newPref.setTitle(Locale.getDefault().getDisplayName());
diff --git a/src/com/android/settings/inputmethod/UserDictionarySettingsUtils.java b/src/com/android/settings/inputmethod/UserDictionarySettingsUtils.java
index e77f9c5..6138850 100644
--- a/src/com/android/settings/inputmethod/UserDictionarySettingsUtils.java
+++ b/src/com/android/settings/inputmethod/UserDictionarySettingsUtils.java
@@ -16,12 +16,12 @@
 
 package com.android.settings.inputmethod;
 
-import com.android.settings.R;
-import com.android.settings.Utils;
-
 import android.content.Context;
 import android.text.TextUtils;
 
+import com.android.settings.R;
+import com.android.settings.Utils;
+
 import java.util.Locale;
 
 /**
diff --git a/src/com/android/settings/location/InjectedSetting.java b/src/com/android/settings/location/InjectedSetting.java
index bb009b9..e5f1e68 100644
--- a/src/com/android/settings/location/InjectedSetting.java
+++ b/src/com/android/settings/location/InjectedSetting.java
@@ -17,9 +17,10 @@
 package com.android.settings.location;
 
 import android.content.Intent;
+import android.os.UserHandle;
 import android.text.TextUtils;
 import android.util.Log;
-import android.os.UserHandle;
+
 import com.android.internal.annotations.Immutable;
 import com.android.internal.util.Preconditions;
 
@@ -44,12 +45,12 @@
     public final String className;
 
     /**
-     * The {@link android.preference.Preference#getTitle()} value.
+     * The {@link android.support.v7.preference.Preference#getTitle()} value.
      */
     public final String title;
 
     /**
-     * The {@link android.preference.Preference#getIcon()} value.
+     * The {@link android.support.v7.preference.Preference#getIcon()} value.
      */
     public final int iconId;
 
diff --git a/src/com/android/settings/location/LocationMode.java b/src/com/android/settings/location/LocationMode.java
index d203bc4..2bc6655 100644
--- a/src/com/android/settings/location/LocationMode.java
+++ b/src/com/android/settings/location/LocationMode.java
@@ -16,8 +16,8 @@
 
 package com.android.settings.location;
 
-import android.preference.PreferenceScreen;
 import android.provider.Settings;
+import android.support.v7.preference.PreferenceScreen;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.R;
diff --git a/src/com/android/settings/location/LocationSettings.java b/src/com/android/settings/location/LocationSettings.java
index 1091371..df85a55 100644
--- a/src/com/android/settings/location/LocationSettings.java
+++ b/src/com/android/settings/location/LocationSettings.java
@@ -24,15 +24,16 @@
 import android.os.Bundle;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceCategory;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceScreen;
 import android.util.Log;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.widget.Switch;
+
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.R;
 import com.android.settings.SettingsActivity;
@@ -194,13 +195,13 @@
 
         mCategoryRecentLocationRequests =
                 (PreferenceCategory) root.findPreference(KEY_RECENT_LOCATION_REQUESTS);
-        RecentLocationApps recentApps = new RecentLocationApps(activity);
+        RecentLocationApps recentApps = new RecentLocationApps(activity, getPrefContext());
         List<Preference> recentLocationRequests = recentApps.getAppList();
         if (recentLocationRequests.size() > 0) {
             addPreferencesSorted(recentLocationRequests, mCategoryRecentLocationRequests);
         } else {
             // If there's no item to display, add a "No recent apps" item.
-            Preference banner = new Preference(activity);
+            Preference banner = new Preference(getPrefContext());
             banner.setLayoutResource(R.layout.location_list_no_item);
             banner.setTitle(R.string.location_no_recent_apps);
             banner.setSelectable(false);
diff --git a/src/com/android/settings/location/RadioButtonPreference.java b/src/com/android/settings/location/RadioButtonPreference.java
index 5589dfa..9135266 100644
--- a/src/com/android/settings/location/RadioButtonPreference.java
+++ b/src/com/android/settings/location/RadioButtonPreference.java
@@ -17,9 +17,9 @@
 package com.android.settings.location;
 
 import android.content.Context;
-import android.preference.CheckBoxPreference;
+import android.support.v7.preference.CheckBoxPreference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
-import android.view.View;
 import android.widget.TextView;
 
 import com.android.settings.R;
@@ -66,8 +66,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
         TextView title = (TextView) view.findViewById(android.R.id.title);
         if (title != null) {
diff --git a/src/com/android/settings/location/RecentLocationApps.java b/src/com/android/settings/location/RecentLocationApps.java
index 66bdda5..bf62c22 100644
--- a/src/com/android/settings/location/RecentLocationApps.java
+++ b/src/com/android/settings/location/RecentLocationApps.java
@@ -20,8 +20,8 @@
 import android.app.AppOpsManager;
 import android.content.Context;
 import android.content.pm.ApplicationInfo;
-import android.content.pm.PackageManager;
 import android.content.pm.IPackageManager;
+import android.content.pm.PackageManager;
 import android.content.res.Resources;
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
@@ -29,7 +29,7 @@
 import android.os.RemoteException;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
 import android.util.Log;
 
 import com.android.settings.DimmableIconPreference;
@@ -51,9 +51,11 @@
 
     private final SettingsActivity mActivity;
     private final PackageManager mPackageManager;
+    private final Context mContext;
 
-    public RecentLocationApps(SettingsActivity activity) {
+    public RecentLocationApps(SettingsActivity activity, Context context) {
         mActivity = activity;
+        mContext = context;
         mPackageManager = activity.getPackageManager();
     }
 
@@ -84,7 +86,7 @@
             boolean isHighBattery,
             CharSequence contentDescription,
             Preference.OnPreferenceClickListener listener) {
-        DimmableIconPreference pref = new DimmableIconPreference(mActivity, contentDescription);
+        DimmableIconPreference pref = new DimmableIconPreference(mContext, contentDescription);
         pref.setIcon(icon);
         pref.setTitle(label);
         if (isHighBattery) {
diff --git a/src/com/android/settings/location/ScanningSettings.java b/src/com/android/settings/location/ScanningSettings.java
index 5eb424d..ba2a9f7 100644
--- a/src/com/android/settings/location/ScanningSettings.java
+++ b/src/com/android/settings/location/ScanningSettings.java
@@ -16,10 +16,10 @@
 
 package com.android.settings.location;
 
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.provider.Settings.Global;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.R;
@@ -66,7 +66,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen screen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         String key = preference.getKey();
         if (KEY_WIFI_SCAN_ALWAYS_AVAILABLE.equals(key)) {
             Global.putInt(getContentResolver(),
@@ -77,7 +77,7 @@
                     Global.BLE_SCAN_ALWAYS_AVAILABLE,
                     ((SwitchPreference) preference).isChecked() ? 1 : 0);
         } else {
-            return super.onPreferenceTreeClick(screen, preference);
+            return super.onPreferenceTreeClick(preference);
         }
         return true;
     }
diff --git a/src/com/android/settings/location/SettingsInjector.java b/src/com/android/settings/location/SettingsInjector.java
index 153deff..77840fa 100644
--- a/src/com/android/settings/location/SettingsInjector.java
+++ b/src/com/android/settings/location/SettingsInjector.java
@@ -34,7 +34,7 @@
 import android.os.SystemClock;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
 import android.util.AttributeSet;
 import android.util.Log;
 import android.util.Xml;
diff --git a/src/com/android/settings/net/DataUsageMeteredSettings.java b/src/com/android/settings/net/DataUsageMeteredSettings.java
index 59a8b92..ef3a705 100644
--- a/src/com/android/settings/net/DataUsageMeteredSettings.java
+++ b/src/com/android/settings/net/DataUsageMeteredSettings.java
@@ -16,11 +16,6 @@
 
 package com.android.settings.net;
 
-import static android.net.NetworkPolicy.LIMIT_DISABLED;
-import static android.net.wifi.WifiInfo.removeDoubleQuotes;
-import static com.android.settings.DataUsageSummary.hasReadyMobileRadio;
-import static com.android.settings.DataUsageSummary.hasWifiRadio;
-
 import android.content.Context;
 import android.content.res.Resources;
 import android.net.NetworkPolicy;
@@ -29,9 +24,9 @@
 import android.net.wifi.WifiConfiguration;
 import android.net.wifi.WifiManager;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
-import android.preference.SwitchPreference;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceCategory;
 import android.telephony.TelephonyManager;
 
 import com.android.internal.logging.MetricsLogger;
@@ -45,6 +40,11 @@
 import java.util.ArrayList;
 import java.util.List;
 
+import static android.net.NetworkPolicy.LIMIT_DISABLED;
+import static android.net.wifi.WifiInfo.removeDoubleQuotes;
+import static com.android.settings.DataUsageSummary.hasReadyMobileRadio;
+import static com.android.settings.DataUsageSummary.hasWifiRadio;
+
 /**
  * Panel to configure {@link NetworkPolicy#metered} for networks.
  */
@@ -109,7 +109,7 @@
         final TelephonyManager tele = TelephonyManager.from(context);
         final NetworkTemplate template = NetworkTemplate.buildTemplateMobileAll(
                 tele.getSubscriberId());
-        final MeteredPreference pref = new MeteredPreference(context, template);
+        final MeteredPreference pref = new MeteredPreference(getPrefContext(), template);
         pref.setTitle(tele.getNetworkOperatorName());
         return pref;
     }
diff --git a/src/com/android/settings/nfc/NfcEnabler.java b/src/com/android/settings/nfc/NfcEnabler.java
index ae61b13..c58c325 100644
--- a/src/com/android/settings/nfc/NfcEnabler.java
+++ b/src/com/android/settings/nfc/NfcEnabler.java
@@ -22,9 +22,9 @@
 import android.content.IntentFilter;
 import android.nfc.NfcAdapter;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
 
 import com.android.settings.R;
 
diff --git a/src/com/android/settings/nfc/NfcPaymentPreference.java b/src/com/android/settings/nfc/NfcPaymentPreference.java
index e8dcf0b..c918d2f 100644
--- a/src/com/android/settings/nfc/NfcPaymentPreference.java
+++ b/src/com/android/settings/nfc/NfcPaymentPreference.java
@@ -20,7 +20,7 @@
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
-import android.preference.DialogPreference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -29,13 +29,15 @@
 import android.widget.CompoundButton;
 import android.widget.ImageView;
 import android.widget.RadioButton;
+
+import com.android.settings.CustomDialogPreference;
 import com.android.settings.R;
 import com.android.settings.nfc.PaymentBackend.PaymentAppInfo;
 
 import java.util.List;
 
-public class NfcPaymentPreference extends DialogPreference implements
-        DialogInterface.OnClickListener, PaymentBackend.Callback, View.OnClickListener {
+public class NfcPaymentPreference extends CustomDialogPreference implements
+        PaymentBackend.Callback, View.OnClickListener {
 
     private static final String TAG = "NfcPaymentPreference";
 
@@ -61,8 +63,8 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
 
         mSettingsButtonView = (ImageView) view.findViewById(R.id.settings_button);
         mSettingsButtonView.setOnClickListener(this);
@@ -90,10 +92,11 @@
     }
 
     @Override
-    protected void onPrepareDialogBuilder(AlertDialog.Builder builder) {
-        super.onPrepareDialogBuilder(builder);
+    protected void onPrepareDialogBuilder(AlertDialog.Builder builder,
+            DialogInterface.OnClickListener listener) {
+        super.onPrepareDialogBuilder(builder, listener);
 
-        builder.setSingleChoiceItems(mAdapter, 0, this);
+        builder.setSingleChoiceItems(mAdapter, 0, listener);
     }
 
     @Override
diff --git a/src/com/android/settings/nfc/PaymentBackend.java b/src/com/android/settings/nfc/PaymentBackend.java
index 8f82f5c..eeb43e2 100644
--- a/src/com/android/settings/nfc/PaymentBackend.java
+++ b/src/com/android/settings/nfc/PaymentBackend.java
@@ -16,7 +16,6 @@
 
 package com.android.settings.nfc;
 
-import android.app.Activity;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.pm.PackageManager;
@@ -25,13 +24,11 @@
 import android.nfc.NfcAdapter;
 import android.nfc.cardemulation.ApduServiceInfo;
 import android.nfc.cardemulation.CardEmulation;
-import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
-import android.os.UserHandle;
 import android.provider.Settings;
 import android.provider.Settings.SettingNotFoundException;
-import android.util.Log;
+
 import com.android.internal.content.PackageMonitor;
 
 import java.util.ArrayList;
diff --git a/src/com/android/settings/nfc/PaymentSettings.java b/src/com/android/settings/nfc/PaymentSettings.java
index bc438d1..c0f3ff7 100644
--- a/src/com/android/settings/nfc/PaymentSettings.java
+++ b/src/com/android/settings/nfc/PaymentSettings.java
@@ -18,13 +18,14 @@
 
 import android.content.Intent;
 import android.os.Bundle;
-import android.preference.PreferenceManager;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.PreferenceManager;
+import android.support.v7.preference.PreferenceScreen;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
+
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
@@ -56,7 +57,7 @@
         View emptyView = getActivity().getLayoutInflater().inflate(
                 R.layout.nfc_payment_empty, contentRoot, false);
         contentRoot.addView(emptyView);
-        getListView().setEmptyView(emptyView);
+        setEmptyView(emptyView);
 
         PreferenceManager manager = getPreferenceManager();
         PreferenceScreen screen = manager.createPreferenceScreen(getActivity());
@@ -64,9 +65,10 @@
         List<PaymentAppInfo> appInfos = mPaymentBackend.getPaymentAppInfos();
         if (appInfos != null && appInfos.size() > 0) {
             NfcPaymentPreference preference =
-                    new NfcPaymentPreference(getActivity(), mPaymentBackend);
+                    new NfcPaymentPreference(getPrefContext(), mPaymentBackend);
+            preference.setKey("payment");
             screen.addPreference(preference);
-            NfcForegroundPreference foreground = new NfcForegroundPreference(getActivity(),
+            NfcForegroundPreference foreground = new NfcForegroundPreference(getPrefContext(),
                     mPaymentBackend);
             screen.addPreference(foreground);
         }
diff --git a/src/com/android/settings/notification/AppNotificationSettings.java b/src/com/android/settings/notification/AppNotificationSettings.java
index bc89526..d49ecdd 100644
--- a/src/com/android/settings/notification/AppNotificationSettings.java
+++ b/src/com/android/settings/notification/AppNotificationSettings.java
@@ -27,11 +27,11 @@
 import android.content.pm.ResolveInfo;
 import android.os.Bundle;
 import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.SwitchPreference;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
 import android.text.TextUtils;
 import android.util.ArrayMap;
 import android.util.Log;
diff --git a/src/com/android/settings/notification/ManagedServiceSettings.java b/src/com/android/settings/notification/ManagedServiceSettings.java
index 9ed8744..8775933 100644
--- a/src/com/android/settings/notification/ManagedServiceSettings.java
+++ b/src/com/android/settings/notification/ManagedServiceSettings.java
@@ -26,10 +26,10 @@
 import android.content.pm.PackageManager;
 import android.content.pm.ServiceInfo;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.PreferenceScreen;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -102,7 +102,7 @@
         for (ServiceInfo service : services) {
             final ComponentName cn = new ComponentName(service.packageName, service.name);
             final String title = service.loadLabel(mPM).toString();
-            final SwitchPreference pref = new SwitchPreference(mContext);
+            final SwitchPreference pref = new SwitchPreference(getPrefContext());
             pref.setPersistent(false);
             pref.setIcon(service.loadIcon(mPM));
             pref.setTitle(title);
diff --git a/src/com/android/settings/notification/NotificationSettings.java b/src/com/android/settings/notification/NotificationSettings.java
index 37ed34c..46935d0 100644
--- a/src/com/android/settings/notification/NotificationSettings.java
+++ b/src/com/android/settings/notification/NotificationSettings.java
@@ -40,21 +40,22 @@
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.os.Vibrator;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.PreferenceCategory;
 import android.preference.SeekBarVolumizer;
-import android.preference.TwoStatePreference;
 import android.provider.MediaStore;
 import android.provider.OpenableColumns;
 import android.provider.SearchIndexableResource;
 import android.provider.Settings;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.PreferenceCategory;
+import android.support.v7.preference.TwoStatePreference;
 import android.util.Log;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.widget.LockPatternUtils;
 import com.android.settings.DropDownPreference;
 import com.android.settings.R;
+import com.android.settings.RingtonePreference;
 import com.android.settings.SettingsPreferenceFragment;
 import com.android.settings.Utils;
 import com.android.settings.search.BaseSearchIndexProvider;
@@ -121,6 +122,7 @@
     private int mRingerMode = -1;
 
     private UserManager mUserManager;
+    private RingtonePreference mRequestPreference;
 
     @Override
     protected int getMetricsCategory() {
@@ -201,11 +203,33 @@
     @Override
     public void onPause() {
         super.onPause();
+        for (VolumeSeekBarPreference volumePref : mVolumePrefs) {
+            volumePref.onActivityPause();
+        }
         mVolumeCallback.stopSample();
         mSettingsObserver.register(false);
         mReceiver.register(false);
     }
 
+    @Override
+    public boolean onPreferenceTreeClick(Preference preference) {
+        if (preference instanceof RingtonePreference) {
+            mRequestPreference = (RingtonePreference) preference;
+            mRequestPreference.onPrepareRingtonePickerIntent(mRequestPreference.getIntent());
+            startActivityForResult(preference.getIntent(), mRequestPreference.getRequestCode());
+            return true;
+        }
+        return super.onPreferenceTreeClick(preference);
+    }
+
+    @Override
+    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+        if (mRequestPreference != null) {
+            mRequestPreference.onActivityResult(requestCode, resultCode, data);
+            mRequestPreference = null;
+        }
+    }
+
     // === Volumes ===
 
     private VolumeSeekBarPreference initVolumePreference(String key, int stream, int muteIcon) {
diff --git a/src/com/android/settings/notification/NotificationStation.java b/src/com/android/settings/notification/NotificationStation.java
index e6b1ebd..6e62720 100644
--- a/src/com/android/settings/notification/NotificationStation.java
+++ b/src/com/android/settings/notification/NotificationStation.java
@@ -35,15 +35,13 @@
 import android.os.UserHandle;
 import android.service.notification.NotificationListenerService;
 import android.service.notification.StatusBarNotification;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
+import android.support.v7.widget.RecyclerView;
 import android.util.Log;
-import android.view.LayoutInflater;
 import android.view.View;
-import android.view.View.OnClickListener;
-import android.view.ViewGroup;
-import android.widget.ArrayAdapter;
 import android.widget.DateTimeView;
 import android.widget.ImageView;
-import android.widget.ListView;
 import android.widget.TextView;
 
 import com.android.internal.logging.MetricsLogger;
@@ -52,6 +50,7 @@
 import com.android.settings.Utils;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.Comparator;
 import java.util.List;
 
@@ -99,7 +98,6 @@
         }
     };
 
-    private NotificationHistoryAdapter mAdapter;
     private Context mContext;
 
     private final Comparator<HistoricalNotificationInfo> mNotificationSorter
@@ -147,11 +145,8 @@
         logd("onActivityCreated(%s)", savedInstanceState);
         super.onActivityCreated(savedInstanceState);
 
-        ListView listView = getListView();
+        RecyclerView listView = getListView();
         Utils.forceCustomPadding(listView, false /* non additive padding */);
-
-        mAdapter = new NotificationHistoryAdapter(mContext);
-        listView.setAdapter(mAdapter);
     }
 
     @Override
@@ -164,10 +159,17 @@
     private void refreshList() {
         List<HistoricalNotificationInfo> infos = loadNotifications();
         if (infos != null) {
-            logd("adding %d infos", infos.size());
-            mAdapter.clear();
-            mAdapter.addAll(infos);
-            mAdapter.sort(mNotificationSorter);
+            final int N = infos.size();
+            logd("adding %d infos", N);
+            Collections.sort(infos, mNotificationSorter);
+            if (getPreferenceScreen() == null) {
+                setPreferenceScreen(getPreferenceManager().createPreferenceScreen(getContext()));
+            }
+            getPreferenceScreen().removeAll();
+            for (int i = 0; i < N; i++) {
+                getPreferenceScreen().addPreference(
+                        new HistoricalNotificationPreference(getPrefContext(), infos.get(i)));
+            }
         }
     }
 
@@ -291,58 +293,38 @@
         return null;
     }
 
-    private class NotificationHistoryAdapter extends ArrayAdapter<HistoricalNotificationInfo> {
-        private final LayoutInflater mInflater;
+    private static class HistoricalNotificationPreference extends Preference {
+        private final HistoricalNotificationInfo mInfo;
 
-        public NotificationHistoryAdapter(Context context) {
-            super(context, 0);
-            mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+        public HistoricalNotificationPreference(Context context, HistoricalNotificationInfo info) {
+            super(context);
+            setLayoutResource(R.layout.notification_log_row);
+            mInfo = info;
         }
 
         @Override
-        public View getView(int position, View convertView, ViewGroup parent) {
-            final HistoricalNotificationInfo info = getItem(position);
-            logd("getView(%s/%s)", info.pkg, info.title);
-
-            final View row = convertView != null ? convertView : createRow(parent);
-            row.setTag(info);
-
-            // bind icon
-            if (info.icon != null) {
-                ((ImageView) row.findViewById(android.R.id.icon)).setImageDrawable(info.icon);
+        public void onBindViewHolder(PreferenceViewHolder row) {
+            if (mInfo.icon != null) {
+                ((ImageView) row.findViewById(android.R.id.icon)).setImageDrawable(mInfo.icon);
             }
-            if (info.pkgicon != null) {
-                ((ImageView) row.findViewById(R.id.pkgicon)).setImageDrawable(info.pkgicon);
+            if (mInfo.pkgicon != null) {
+                ((ImageView) row.findViewById(R.id.pkgicon)).setImageDrawable(mInfo.pkgicon);
             }
 
-            ((DateTimeView) row.findViewById(R.id.timestamp)).setTime(info.timestamp);
-            ((TextView) row.findViewById(android.R.id.title)).setText(info.title);
-            ((TextView) row.findViewById(R.id.pkgname)).setText(info.pkgname);
+            ((DateTimeView) row.findViewById(R.id.timestamp)).setTime(mInfo.timestamp);
+            ((TextView) row.findViewById(android.R.id.title)).setText(mInfo.title);
+            ((TextView) row.findViewById(R.id.pkgname)).setText(mInfo.pkgname);
 
             row.findViewById(R.id.extra).setVisibility(View.GONE);
-            row.setAlpha(info.active ? 1.0f : 0.5f);
-
-            // set up click handler
-            row.setOnClickListener(new OnClickListener(){
-                @Override
-                public void onClick(View v) {
-                    v.setPressed(true);
-                    startApplicationDetailsActivity(info.pkg);
-                }});
-
-            return row;
+            row.itemView.setAlpha(mInfo.active ? 1.0f : 0.5f);
         }
 
-        private View createRow(ViewGroup parent) {
-            return mInflater.inflate(R.layout.notification_log_row, parent, false);
+        @Override
+        public void performClick() {
+            Intent intent = new Intent(android.provider.Settings.ACTION_APPLICATION_DETAILS_SETTINGS,
+                    Uri.fromParts("package", mInfo.pkg, null));
+            intent.setComponent(intent.resolveActivity(getContext().getPackageManager()));
+            getContext().startActivity(intent);
         }
-
-    }
-
-    private void startApplicationDetailsActivity(String packageName) {
-        Intent intent = new Intent(android.provider.Settings.ACTION_APPLICATION_DETAILS_SETTINGS,
-                Uri.fromParts("package", packageName, null));
-        intent.setComponent(intent.resolveActivity(mPm));
-        startActivity(intent);
     }
 }
diff --git a/src/com/android/settings/notification/OtherSoundSettings.java b/src/com/android/settings/notification/OtherSoundSettings.java
index dcafc65..ecd9896 100644
--- a/src/com/android/settings/notification/OtherSoundSettings.java
+++ b/src/com/android/settings/notification/OtherSoundSettings.java
@@ -16,9 +16,6 @@
 
 package com.android.settings.notification;
 
-import static com.android.settings.notification.SettingPref.TYPE_GLOBAL;
-import static com.android.settings.notification.SettingPref.TYPE_SYSTEM;
-
 import android.content.ContentResolver;
 import android.content.Context;
 import android.content.res.Resources;
@@ -45,6 +42,9 @@
 import java.util.Arrays;
 import java.util.List;
 
+import static com.android.settings.notification.SettingPref.TYPE_GLOBAL;
+import static com.android.settings.notification.SettingPref.TYPE_SYSTEM;
+
 public class OtherSoundSettings extends SettingsPreferenceFragment implements Indexable {
     private static final String TAG = "OtherSoundSettings";
 
diff --git a/src/com/android/settings/notification/RedactionInterstitial.java b/src/com/android/settings/notification/RedactionInterstitial.java
index a47b703..93691d8 100644
--- a/src/com/android/settings/notification/RedactionInterstitial.java
+++ b/src/com/android/settings/notification/RedactionInterstitial.java
@@ -16,11 +16,6 @@
 
 package com.android.settings.notification;
 
-import com.android.internal.logging.MetricsLogger;
-import com.android.settings.R;
-import com.android.settings.SettingsActivity;
-import com.android.settings.SettingsPreferenceFragment;
-
 import android.app.admin.DevicePolicyManager;
 import android.content.Context;
 import android.content.Intent;
@@ -32,6 +27,11 @@
 import android.widget.RadioButton;
 import android.widget.RadioGroup;
 
+import com.android.internal.logging.MetricsLogger;
+import com.android.settings.R;
+import com.android.settings.SettingsActivity;
+import com.android.settings.SettingsPreferenceFragment;
+
 public class RedactionInterstitial extends SettingsActivity {
 
     @Override
diff --git a/src/com/android/settings/notification/RedactionSettingsStandalone.java b/src/com/android/settings/notification/RedactionSettingsStandalone.java
index 26c05c1..8195094 100644
--- a/src/com/android/settings/notification/RedactionSettingsStandalone.java
+++ b/src/com/android/settings/notification/RedactionSettingsStandalone.java
@@ -16,9 +16,9 @@
 
 package com.android.settings.notification;
 
-import com.android.settings.R;
-
 import android.content.Intent;
+
+import com.android.settings.R;
 import com.android.settings.SettingsActivity;
 import com.android.settings.notification.RedactionInterstitial.RedactionInterstitialFragment;
 
diff --git a/src/com/android/settings/notification/SettingPref.java b/src/com/android/settings/notification/SettingPref.java
index d78c3e4..99ce3b5 100644
--- a/src/com/android/settings/notification/SettingPref.java
+++ b/src/com/android/settings/notification/SettingPref.java
@@ -20,11 +20,11 @@
 import android.content.Context;
 import android.content.res.Resources;
 import android.net.Uri;
-import android.preference.Preference;
-import android.preference.TwoStatePreference;
-import android.preference.Preference.OnPreferenceChangeListener;
 import android.provider.Settings.Global;
 import android.provider.Settings.System;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.TwoStatePreference;
 
 import com.android.settings.DropDownPreference;
 import com.android.settings.SettingsPreferenceFragment;
diff --git a/src/com/android/settings/notification/VolumeSeekBarPreference.java b/src/com/android/settings/notification/VolumeSeekBarPreference.java
index 2603016..7b02cae 100644
--- a/src/com/android/settings/notification/VolumeSeekBarPreference.java
+++ b/src/com/android/settings/notification/VolumeSeekBarPreference.java
@@ -20,9 +20,8 @@
 import android.content.Context;
 import android.media.AudioManager;
 import android.net.Uri;
-import android.preference.PreferenceManager;
-import android.preference.SeekBarPreference;
 import android.preference.SeekBarVolumizer;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.util.Log;
@@ -32,12 +31,12 @@
 import android.widget.TextView;
 
 import com.android.settings.R;
+import com.android.settings.SeekBarPreference;
 
 import java.util.Objects;
 
 /** A slider preference that directly controls an audio stream volume (no dialog) **/
-public class VolumeSeekBarPreference extends SeekBarPreference
-        implements PreferenceManager.OnActivityStopListener {
+public class VolumeSeekBarPreference extends SeekBarPreference {
     private static final String TAG = "VolumeSeekBarPreference";
 
     private int mStream;
@@ -85,17 +84,16 @@
         }
     }
 
-    @Override
-    public void onActivityStop() {
+    public void onActivityPause() {
         mStopped = true;
         if (mVolumizer != null) {
             mVolumizer.stop();
         }
     }
-
+    
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
         if (mStream == 0) {
             Log.w(TAG, "No stream found, not binding volumizer");
             return;
@@ -108,7 +106,6 @@
 
     private void init() {
         if (mSeekBar == null) return;
-        getPreferenceManager().registerOnActivityStopListener(this);
         final SeekBarVolumizer.Callback sbvc = new SeekBarVolumizer.Callback() {
             @Override
             public void onSampleStarting(SeekBarVolumizer sbv) {
diff --git a/src/com/android/settings/notification/ZenAccessSettings.java b/src/com/android/settings/notification/ZenAccessSettings.java
index 88e6c58..d125d21 100644
--- a/src/com/android/settings/notification/ZenAccessSettings.java
+++ b/src/com/android/settings/notification/ZenAccessSettings.java
@@ -31,11 +31,11 @@
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Looper;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.provider.Settings.Secure;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.TextUtils;
 import android.util.ArraySet;
 import android.view.LayoutInflater;
@@ -118,7 +118,7 @@
         for (ApplicationInfo app : apps) {
             final String pkg = app.packageName;
             final CharSequence label = app.loadLabel(mPkgMan);
-            final SwitchPreference pref = new SwitchPreference(mContext);
+            final SwitchPreference pref = new SwitchPreference(getPrefContext());
             pref.setPersistent(false);
             pref.setIcon(app.loadIcon(mPkgMan));
             pref.setTitle(label);
diff --git a/src/com/android/settings/notification/ZenModeAutomationSettings.java b/src/com/android/settings/notification/ZenModeAutomationSettings.java
index 1c78915..cd26172 100644
--- a/src/com/android/settings/notification/ZenModeAutomationSettings.java
+++ b/src/com/android/settings/notification/ZenModeAutomationSettings.java
@@ -30,12 +30,13 @@
 import android.graphics.drawable.Drawable;
 import android.os.AsyncTask;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceScreen;
 import android.provider.Settings;
 import android.service.notification.ConditionProviderService;
 import android.service.notification.ZenModeConfig;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.PreferenceScreen;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.Log;
 import android.view.View;
 
@@ -161,9 +162,9 @@
         if (mRules.size() == 0) return;
         final AutomaticZenRule[] sortedRules = sortedRules();
         for (AutomaticZenRule sortedRule : sortedRules) {
-            root.addPreference(new ZenRulePreference(mContext, sortedRule));
+            root.addPreference(new ZenRulePreference(getPrefContext(), sortedRule));
         }
-        final Preference p = new Preference(mContext);
+        final Preference p = new Preference(getPrefContext());
         p.setIcon(R.drawable.ic_add);
         p.setTitle(R.string.zen_mode_add_rule);
         p.setPersistent(false);
@@ -314,8 +315,8 @@
         }
 
         @Override
-        protected void onBindView(View view) {
-            super.onBindView(view);
+        public void onBindViewHolder(PreferenceViewHolder view) {
+            super.onBindViewHolder(view);
 
             View v = view.findViewById(R.id.delete_zen_rule);
             if (v != null) {
diff --git a/src/com/android/settings/notification/ZenModeEventRuleSettings.java b/src/com/android/settings/notification/ZenModeEventRuleSettings.java
index 1e667f9..d8e7ad1 100644
--- a/src/com/android/settings/notification/ZenModeEventRuleSettings.java
+++ b/src/com/android/settings/notification/ZenModeEventRuleSettings.java
@@ -22,13 +22,13 @@
 import android.database.Cursor;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.PreferenceScreen;
 import android.provider.CalendarContract.Calendars;
 import android.provider.Settings;
 import android.service.notification.ZenModeConfig;
 import android.service.notification.ZenModeConfig.EventInfo;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.PreferenceScreen;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.DropDownPreference;
diff --git a/src/com/android/settings/notification/ZenModePrioritySettings.java b/src/com/android/settings/notification/ZenModePrioritySettings.java
index be8e454..6168e57 100644
--- a/src/com/android/settings/notification/ZenModePrioritySettings.java
+++ b/src/com/android/settings/notification/ZenModePrioritySettings.java
@@ -19,11 +19,11 @@
 import android.app.NotificationManager;
 import android.app.NotificationManager.Policy;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.service.notification.ZenModeConfig;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.PreferenceScreen;
 import android.util.Log;
 
 import com.android.internal.logging.MetricsLogger;
diff --git a/src/com/android/settings/notification/ZenModeRuleSettingsBase.java b/src/com/android/settings/notification/ZenModeRuleSettingsBase.java
index 46a1634..e8a9c28 100644
--- a/src/com/android/settings/notification/ZenModeRuleSettingsBase.java
+++ b/src/com/android/settings/notification/ZenModeRuleSettingsBase.java
@@ -25,11 +25,11 @@
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceScreen;
 import android.service.notification.ConditionProviderService;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.PreferenceScreen;
 import android.util.Log;
 import android.view.Menu;
 import android.view.MenuInflater;
diff --git a/src/com/android/settings/notification/ZenModeScheduleRuleSettings.java b/src/com/android/settings/notification/ZenModeScheduleRuleSettings.java
index adca7cd..2147665 100644
--- a/src/com/android/settings/notification/ZenModeScheduleRuleSettings.java
+++ b/src/com/android/settings/notification/ZenModeScheduleRuleSettings.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.notification;
 
-import static com.android.settings.notification.ZenModeScheduleDaysSelection.DAYS;
-
 import android.app.AlertDialog;
 import android.app.AutomaticZenRule;
 import android.app.Dialog;
@@ -28,12 +26,12 @@
 import android.content.DialogInterface;
 import android.content.DialogInterface.OnDismissListener;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceScreen;
 import android.provider.Settings;
 import android.service.notification.ZenModeConfig;
 import android.service.notification.ZenModeConfig.ScheduleInfo;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.format.DateFormat;
 import android.util.Log;
 import android.widget.TimePicker;
@@ -45,6 +43,8 @@
 import java.util.Arrays;
 import java.util.Calendar;
 
+import static com.android.settings.notification.ZenModeScheduleDaysSelection.DAYS;
+
 public class ZenModeScheduleRuleSettings extends ZenModeRuleSettingsBase {
     private static final String KEY_DAYS = "days";
     private static final String KEY_START_TIME = "start_time";
@@ -94,7 +94,7 @@
 
         final FragmentManager mgr = getFragmentManager();
 
-        mStart = new TimePickerPreference(mContext, mgr);
+        mStart = new TimePickerPreference(getPrefContext(), mgr);
         mStart.setKey(KEY_START_TIME);
         mStart.setTitle(R.string.zen_mode_start_time);
         mStart.setCallback(new TimePickerPreference.Callback() {
@@ -116,7 +116,7 @@
         root.addPreference(mStart);
         mStart.setDependency(mDays.getKey());
 
-        mEnd = new TimePickerPreference(mContext, mgr);
+        mEnd = new TimePickerPreference(getPrefContext(), mgr);
         mEnd.setKey(KEY_END_TIME);
         mEnd.setTitle(R.string.zen_mode_end_time);
         mEnd.setCallback(new TimePickerPreference.Callback() {
diff --git a/src/com/android/settings/notification/ZenModeSettings.java b/src/com/android/settings/notification/ZenModeSettings.java
index 3f052b9..3e32abc 100644
--- a/src/com/android/settings/notification/ZenModeSettings.java
+++ b/src/com/android/settings/notification/ZenModeSettings.java
@@ -21,8 +21,8 @@
 import android.content.Context;
 import android.content.res.Resources;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
 import android.util.SparseArray;
 
 import com.android.internal.logging.MetricsLogger;
diff --git a/src/com/android/settings/notification/ZenModeVoiceActivity.java b/src/com/android/settings/notification/ZenModeVoiceActivity.java
index 270633a..db8de69 100644
--- a/src/com/android/settings/notification/ZenModeVoiceActivity.java
+++ b/src/com/android/settings/notification/ZenModeVoiceActivity.java
@@ -16,26 +16,26 @@
 
 package com.android.settings.notification;
 
-import static android.provider.Settings.EXTRA_DO_NOT_DISTURB_MODE_MINUTES;
-import static android.provider.Settings.EXTRA_DO_NOT_DISTURB_MODE_ENABLED;
-
-import com.android.settings.R;
-import com.android.settings.utils.VoiceSettingsActivity;
-
 import android.app.NotificationManager;
 import android.content.Context;
 import android.content.Intent;
 import android.content.res.Resources;
-import android.os.UserHandle;
 import android.media.AudioManager;
+import android.os.UserHandle;
 import android.provider.Settings.Global;
 import android.service.notification.Condition;
 import android.service.notification.ZenModeConfig;
 import android.text.format.DateFormat;
 import android.util.Log;
 
+import com.android.settings.R;
+import com.android.settings.utils.VoiceSettingsActivity;
+
 import java.util.Locale;
 
+import static android.provider.Settings.EXTRA_DO_NOT_DISTURB_MODE_ENABLED;
+import static android.provider.Settings.EXTRA_DO_NOT_DISTURB_MODE_MINUTES;
+
 /**
  * Activity for modifying the Zen mode (Do not disturb) by voice
  * using the Voice Interaction API.
diff --git a/src/com/android/settings/notification/ZenRuleNameDialog.java b/src/com/android/settings/notification/ZenRuleNameDialog.java
index 8b093de..2c0ee42 100644
--- a/src/com/android/settings/notification/ZenRuleNameDialog.java
+++ b/src/com/android/settings/notification/ZenRuleNameDialog.java
@@ -17,23 +17,14 @@
 package com.android.settings.notification;
 
 import android.app.AlertDialog;
-import android.app.AutomaticZenRule;
 import android.content.Context;
 import android.content.DialogInterface;
-import android.content.res.ColorStateList;
-import android.text.Editable;
-import android.text.TextUtils;
-import android.text.TextWatcher;
-import android.util.ArraySet;
-import android.util.TypedValue;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.widget.EditText;
 
 import com.android.settings.R;
 
-import java.util.List;
-
 public abstract class ZenRuleNameDialog {
     private static final String TAG = "ZenRuleNameDialog";
     private static final boolean DEBUG = ZenModeSettings.DEBUG;
diff --git a/src/com/android/settings/notification/ZenRuleSelectionDialog.java b/src/com/android/settings/notification/ZenRuleSelectionDialog.java
index 997180a..26fa40c 100644
--- a/src/com/android/settings/notification/ZenRuleSelectionDialog.java
+++ b/src/com/android/settings/notification/ZenRuleSelectionDialog.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.notification;
 
-import com.android.settings.R;
-
 import android.app.AlertDialog;
 import android.content.Context;
 import android.content.DialogInterface;
@@ -35,6 +33,8 @@
 import android.widget.LinearLayout;
 import android.widget.TextView;
 
+import com.android.settings.R;
+
 import java.lang.ref.WeakReference;
 import java.util.ArrayList;
 import java.util.List;
diff --git a/src/com/android/settings/print/PrintJobSettingsFragment.java b/src/com/android/settings/print/PrintJobSettingsFragment.java
index b16c63d..9988cb0 100644
--- a/src/com/android/settings/print/PrintJobSettingsFragment.java
+++ b/src/com/android/settings/print/PrintJobSettingsFragment.java
@@ -19,12 +19,12 @@
 import android.content.Context;
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
-import android.preference.Preference;
 import android.print.PrintJob;
 import android.print.PrintJobId;
 import android.print.PrintJobInfo;
 import android.print.PrintManager;
 import android.print.PrintManager.PrintJobStateChangeListener;
+import android.support.v7.preference.Preference;
 import android.text.TextUtils;
 import android.text.format.DateUtils;
 import android.view.Menu;
@@ -235,10 +235,8 @@
                 getPreferenceScreen().addPreference(mMessagePreference);
             }
             mMessagePreference.setSummary(stateReason);
-            getListView().setDivider(null);
         } else {
             getPreferenceScreen().removePreference(mMessagePreference);
-            getListView().setDivider(mListDivider);
         }
 
         getActivity().invalidateOptionsMenu();
diff --git a/src/com/android/settings/print/PrintServiceSettingsFragment.java b/src/com/android/settings/print/PrintServiceSettingsFragment.java
index 483a36c..fd24edf 100644
--- a/src/com/android/settings/print/PrintServiceSettingsFragment.java
+++ b/src/com/android/settings/print/PrintServiceSettingsFragment.java
@@ -63,15 +63,14 @@
 import com.android.settings.R;
 import com.android.settings.SettingsActivity;
 import com.android.settings.SettingsPreferenceFragment;
+import com.android.settings.widget.SwitchBar;
+import com.android.settings.widget.ToggleSwitch;
 
 import java.util.ArrayList;
 import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 
-import com.android.settings.widget.SwitchBar;
-import com.android.settings.widget.ToggleSwitch;
-
 /**
  * Fragment with print service settings.
  */
@@ -177,6 +176,8 @@
         super.onViewCreated(view, savedInstanceState);
         initComponents();
         updateUiForArguments();
+        getView().findViewById(R.id.list_container).setVisibility(View.GONE);
+        getBackupListView().setVisibility(View.VISIBLE);
     }
 
     @Override
@@ -242,10 +243,13 @@
         }
     }
 
+    private ListView getBackupListView() {
+        return (ListView) getView().findViewById(R.id.backup_list);
+    }
+
     private void updateEmptyView() {
-        ListView listView = getListView();
-        ViewGroup contentRoot = (ViewGroup) listView.getParent();
-        View emptyView = listView.getEmptyView();
+        ViewGroup contentRoot = (ViewGroup) getListView().getParent();
+        View emptyView = getEmptyView();
         if (!mToggleSwitch.isChecked()) {
             if (emptyView != null && emptyView.getId() != R.id.empty_print_state) {
                 contentRoot.removeView(emptyView);
@@ -259,7 +263,7 @@
                 TextView textView = (TextView) emptyView.findViewById(R.id.message);
                 textView.setText(R.string.print_service_disabled);
                 contentRoot.addView(emptyView);
-                listView.setEmptyView(emptyView);
+                getBackupListView().setEmptyView(emptyView);
             }
         } else if (mPrintersAdapter.getUnfilteredCount() <= 0) {
             if (emptyView != null
@@ -271,7 +275,7 @@
                 emptyView = getActivity().getLayoutInflater().inflate(
                         R.layout.empty_printers_list_service_enabled, contentRoot, false);
                 contentRoot.addView(emptyView);
-                listView.setEmptyView(emptyView);
+                getBackupListView().setEmptyView(emptyView);
             }
         } else if (mPrintersAdapter.getCount() <= 0) {
             if (emptyView != null && emptyView.getId() != R.id.empty_print_state) {
@@ -286,7 +290,7 @@
                 TextView textView = (TextView) emptyView.findViewById(R.id.message);
                 textView.setText(R.string.print_no_printers_found);
                 contentRoot.addView(emptyView);
-                listView.setEmptyView(emptyView);
+                getBackupListView().setEmptyView(emptyView);
             }
         }
     }
@@ -333,8 +337,8 @@
             }
         });
 
-        getListView().setSelector(new ColorDrawable(Color.TRANSPARENT));
-        getListView().setAdapter(mPrintersAdapter);
+        getBackupListView().setSelector(new ColorDrawable(Color.TRANSPARENT));
+        getBackupListView().setAdapter(mPrintersAdapter);
     }
 
 
diff --git a/src/com/android/settings/print/PrintSettingsFragment.java b/src/com/android/settings/print/PrintSettingsFragment.java
index d737282..13b8518 100644
--- a/src/com/android/settings/print/PrintSettingsFragment.java
+++ b/src/com/android/settings/print/PrintSettingsFragment.java
@@ -34,9 +34,6 @@
 import android.os.Message;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
-import android.preference.PreferenceScreen;
 import android.print.PrintJob;
 import android.print.PrintJobId;
 import android.print.PrintJobInfo;
@@ -45,6 +42,9 @@
 import android.printservice.PrintServiceInfo;
 import android.provider.SearchIndexableResource;
 import android.provider.Settings;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceCategory;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.TextUtils;
 import android.text.format.DateUtils;
 import android.util.Log;
@@ -188,7 +188,7 @@
         }
 
         contentRoot.addView(emptyView);
-        getListView().setEmptyView(emptyView);
+        setEmptyView(emptyView);
 
         final UserManager um = (UserManager) getSystemService(Context.USER_SERVICE);
         mProfileSpinnerAdapter = Utils.createUserSpinnerAdapter(um, getActivity());
@@ -302,7 +302,7 @@
         if (addNewServiceIntent == null) {
             return null;
         }
-        Preference preference = new Preference(getContext());
+        Preference preference = new Preference(getPrefContext());
         preference.setTitle(R.string.print_menu_item_add_service);
         preference.setIcon(R.drawable.ic_menu_add);
         preference.setOrder(ORDER_LAST);
@@ -329,7 +329,7 @@
             getArguments().remove(EXTRA_PRINT_SERVICE_COMPONENT_NAME);
             Preference prereference = findPreference(componentName);
             if (prereference != null) {
-                prereference.performClick(getPreferenceScreen());
+                prereference.performClick();
             }
         }
     }
diff --git a/src/com/android/settings/print/PrintSettingsUtils.java b/src/com/android/settings/print/PrintSettingsUtils.java
index ad866a0..d09f345 100644
--- a/src/com/android/settings/print/PrintSettingsUtils.java
+++ b/src/com/android/settings/print/PrintSettingsUtils.java
@@ -22,7 +22,8 @@
 import android.text.TextUtils;
 import android.text.TextUtils.SimpleStringSplitter;
 
-import java.util.ArrayList;import java.util.List;
+import java.util.ArrayList;
+import java.util.List;
 
 /**
  * Helper methods for reading and writing to print settings.
diff --git a/src/com/android/settings/search/DynamicIndexableContentMonitor.java b/src/com/android/settings/search/DynamicIndexableContentMonitor.java
index 12bb6ef..e54168c 100644
--- a/src/com/android/settings/search/DynamicIndexableContentMonitor.java
+++ b/src/com/android/settings/search/DynamicIndexableContentMonitor.java
@@ -37,6 +37,7 @@
 import android.view.accessibility.AccessibilityManager;
 import android.view.inputmethod.InputMethodInfo;
 import android.view.inputmethod.InputMethodManager;
+
 import com.android.internal.content.PackageMonitor;
 import com.android.settings.accessibility.AccessibilitySettings;
 import com.android.settings.inputmethod.InputMethodAndLanguageSettings;
diff --git a/src/com/android/settings/search/Index.java b/src/com/android/settings/search/Index.java
index 267c6c0..73386fb 100644
--- a/src/com/android/settings/search/Index.java
+++ b/src/com/android/settings/search/Index.java
@@ -41,7 +41,11 @@
 import android.util.Log;
 import android.util.TypedValue;
 import android.util.Xml;
+
 import com.android.settings.R;
+import com.android.settings.search.IndexDatabaseHelper.IndexColumns;
+import com.android.settings.search.IndexDatabaseHelper.Tables;
+
 import org.xmlpull.v1.XmlPullParser;
 import org.xmlpull.v1.XmlPullParserException;
 
@@ -60,31 +64,27 @@
 import java.util.regex.Pattern;
 
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_NON_INDEXABLE_KEYS_KEY_VALUE;
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_RANK;
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_TITLE;
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_SUMMARY_ON;
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_SUMMARY_OFF;
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_ENTRIES;
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_KEYWORDS;
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_SCREEN_TITLE;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_CLASS_NAME;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_ENTRIES;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_ICON_RESID;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_INTENT_ACTION;
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_INTENT_TARGET_PACKAGE;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_INTENT_TARGET_CLASS;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_INTENT_TARGET_PACKAGE;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_KEY;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_KEYWORDS;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_RANK;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_SCREEN_TITLE;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_SUMMARY_OFF;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_SUMMARY_ON;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_TITLE;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_RAW_USER_ID;
-
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_RANK;
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_RESID;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_CLASS_NAME;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_ICON_RESID;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_INTENT_ACTION;
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_INTENT_TARGET_PACKAGE;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_INTENT_TARGET_CLASS;
-
-import static com.android.settings.search.IndexDatabaseHelper.Tables;
-import static com.android.settings.search.IndexDatabaseHelper.IndexColumns;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_INTENT_TARGET_PACKAGE;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_RANK;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_RESID;
 
 public class Index {
 
diff --git a/src/com/android/settings/search/SettingsSearchIndexablesProvider.java b/src/com/android/settings/search/SettingsSearchIndexablesProvider.java
index c0afcaf..b2be146 100644
--- a/src/com/android/settings/search/SettingsSearchIndexablesProvider.java
+++ b/src/com/android/settings/search/SettingsSearchIndexablesProvider.java
@@ -23,16 +23,15 @@
 
 import java.util.Collection;
 
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_RANK;
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_RESID;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_CLASS_NAME;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_ICON_RESID;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_INTENT_ACTION;
-import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_INTENT_TARGET_PACKAGE;
 import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_INTENT_TARGET_CLASS;
-
-import static android.provider.SearchIndexablesContract.INDEXABLES_XML_RES_COLUMNS;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_INTENT_TARGET_PACKAGE;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_RANK;
+import static android.provider.SearchIndexablesContract.COLUMN_INDEX_XML_RES_RESID;
 import static android.provider.SearchIndexablesContract.INDEXABLES_RAW_COLUMNS;
+import static android.provider.SearchIndexablesContract.INDEXABLES_XML_RES_COLUMNS;
 import static android.provider.SearchIndexablesContract.NON_INDEXABLES_KEYS_COLUMNS;
 
 public class SettingsSearchIndexablesProvider extends SearchIndexablesProvider {
diff --git a/src/com/android/settings/sim/SimDialogActivity.java b/src/com/android/settings/sim/SimDialogActivity.java
index 03a9daf..dccba13 100644
--- a/src/com/android/settings/sim/SimDialogActivity.java
+++ b/src/com/android/settings/sim/SimDialogActivity.java
@@ -40,7 +40,7 @@
 import android.widget.Toast;
 
 import com.android.settings.R;
-import com.android.settings.Utils;
+
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
diff --git a/src/com/android/settings/sim/SimSelectNotification.java b/src/com/android/settings/sim/SimSelectNotification.java
index fd54e9b..35ee346 100644
--- a/src/com/android/settings/sim/SimSelectNotification.java
+++ b/src/com/android/settings/sim/SimSelectNotification.java
@@ -16,10 +16,6 @@
 
 package com.android.settings.sim;
 
-import com.android.internal.telephony.IccCardConstants;
-import com.android.settings.R;
-import com.android.settings.Settings.SimSettingsActivity;
-
 import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.content.BroadcastReceiver;
@@ -33,6 +29,10 @@
 import android.telephony.TelephonyManager;
 import android.util.Log;
 
+import com.android.internal.telephony.IccCardConstants;
+import com.android.settings.R;
+import com.android.settings.Settings.SimSettingsActivity;
+
 import java.util.List;
 
 public class SimSelectNotification extends BroadcastReceiver {
diff --git a/src/com/android/settings/sim/SimSettings.java b/src/com/android/settings/sim/SimSettings.java
index 23e6275..cd211ee 100644
--- a/src/com/android/settings/sim/SimSettings.java
+++ b/src/com/android/settings/sim/SimSettings.java
@@ -21,25 +21,26 @@
 import android.content.res.Resources;
 import android.graphics.drawable.BitmapDrawable;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
+import android.os.SystemProperties;
 import android.provider.SearchIndexableResource;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+import android.telecom.PhoneAccountHandle;
+import android.telecom.TelecomManager;
 import android.telephony.PhoneStateListener;
 import android.telephony.SubscriptionInfo;
 import android.telephony.SubscriptionManager;
 import android.telephony.TelephonyManager;
-import android.telecom.PhoneAccountHandle;
-import android.telecom.TelecomManager;
 import android.text.TextUtils;
 import android.util.Log;
+
 import com.android.internal.logging.MetricsLogger;
+import com.android.internal.telephony.TelephonyProperties;
+import com.android.settings.R;
 import com.android.settings.RestrictedSettingsFragment;
 import com.android.settings.Utils;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settings.search.Indexable;
-import com.android.settings.R;
-import android.os.SystemProperties;
-import com.android.internal.telephony.TelephonyProperties;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -118,7 +119,7 @@
         for (int i = 0; i < mNumSlots; ++i) {
             final SubscriptionInfo sir = mSubscriptionManager
                     .getActiveSubscriptionInfoForSimSlotIndex(i);
-            SimPreference simPreference = new SimPreference(mContext, sir, i);
+            SimPreference simPreference = new SimPreference(getPrefContext(), sir, i);
             simPreference.setOrder(i-mNumSlots);
             mSimCards.addPreference(simPreference);
             mAvailableSubInfos.add(sir);
@@ -229,8 +230,7 @@
     };
 
     @Override
-    public boolean onPreferenceTreeClick(final PreferenceScreen preferenceScreen,
-            final Preference preference) {
+    public boolean onPreferenceTreeClick(final Preference preference) {
         final Context context = mContext;
         Intent intent = new Intent(context, SimDialogActivity.class);
         intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
diff --git a/src/com/android/settings/tts/TextToSpeechSettings.java b/src/com/android/settings/tts/TextToSpeechSettings.java
index c8a4c3d..82c4577 100644
--- a/src/com/android/settings/tts/TextToSpeechSettings.java
+++ b/src/com/android/settings/tts/TextToSpeechSettings.java
@@ -16,8 +16,22 @@
 
 package com.android.settings.tts;
 
-import static android.provider.Settings.Secure.TTS_DEFAULT_RATE;
-import static android.provider.Settings.Secure.TTS_DEFAULT_SYNTH;
+import android.app.AlertDialog;
+import android.content.ActivityNotFoundException;
+import android.content.ContentResolver;
+import android.content.Intent;
+import android.os.Bundle;
+import android.provider.Settings.SettingNotFoundException;
+import android.speech.tts.TextToSpeech;
+import android.speech.tts.TextToSpeech.EngineInfo;
+import android.speech.tts.TtsEngines;
+import android.speech.tts.UtteranceProgressListener;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceCategory;
+import android.text.TextUtils;
+import android.util.Log;
+import android.widget.Checkable;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.R;
@@ -25,23 +39,6 @@
 import com.android.settings.SettingsPreferenceFragment;
 import com.android.settings.tts.TtsEnginePreference.RadioButtonGroupState;
 
-import android.app.AlertDialog;
-import android.content.ActivityNotFoundException;
-import android.content.ContentResolver;
-import android.content.Intent;
-import android.os.Bundle;
-import android.preference.ListPreference;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
-import android.provider.Settings.SettingNotFoundException;
-import android.speech.tts.TextToSpeech;
-import android.speech.tts.UtteranceProgressListener;
-import android.speech.tts.TextToSpeech.EngineInfo;
-import android.speech.tts.TtsEngines;
-import android.text.TextUtils;
-import android.util.Log;
-import android.widget.Checkable;
-
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -50,6 +47,9 @@
 import java.util.Objects;
 import java.util.Set;
 
+import static android.provider.Settings.Secure.TTS_DEFAULT_RATE;
+import static android.provider.Settings.Secure.TTS_DEFAULT_SYNTH;
+
 public class TextToSpeechSettings extends SettingsPreferenceFragment implements
         Preference.OnPreferenceChangeListener, Preference.OnPreferenceClickListener,
         RadioButtonGroupState {
@@ -244,7 +244,7 @@
 
         List<EngineInfo> engines = mEnginesHelper.getEngines();
         for (EngineInfo engine : engines) {
-            TtsEnginePreference enginePref = new TtsEnginePreference(getActivity(), engine,
+            TtsEnginePreference enginePref = new TtsEnginePreference(getPrefContext(), engine,
                     this, activity);
             mEnginePreferenceCategory.addPreference(enginePref);
         }
diff --git a/src/com/android/settings/tts/TtsEnginePreference.java b/src/com/android/settings/tts/TtsEnginePreference.java
index ae921f8..35ecf86 100644
--- a/src/com/android/settings/tts/TtsEnginePreference.java
+++ b/src/com/android/settings/tts/TtsEnginePreference.java
@@ -21,16 +21,15 @@
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.os.Bundle;
-import android.preference.Preference;
 import android.speech.tts.TextToSpeech.EngineInfo;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.Log;
 import android.view.View;
-import android.view.ViewGroup;
 import android.widget.Checkable;
 import android.widget.CompoundButton;
 import android.widget.RadioButton;
 
-
 import com.android.settings.R;
 import com.android.settings.SettingsActivity;
 import com.android.settings.Utils;
@@ -107,15 +106,16 @@
         setKey(mEngineInfo.name);
         setTitle(mEngineInfo.label);
     }
-
+    
     @Override
-    public View getView(View convertView, ViewGroup parent) {
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
+
         if (mSharedState == null) {
             throw new IllegalStateException("Call to getView() before a call to" +
                     "setSharedState()");
         }
 
-        View view = super.getView(convertView, parent);
         final RadioButton rb = (RadioButton) view.findViewById(R.id.tts_engine_radiobutton);
         rb.setOnCheckedChangeListener(mRadioChangeListener);
 
@@ -168,8 +168,6 @@
         if (mVoiceCheckData != null) {
             mSettingsIcon.setEnabled(mRadioButton.isChecked());
         }
-
-        return view;
     }
 
     public void setVoiceDataDetails(Intent data) {
diff --git a/src/com/android/settings/tts/TtsEngineSettingsFragment.java b/src/com/android/settings/tts/TtsEngineSettingsFragment.java
index 691e155..cdb952e 100644
--- a/src/com/android/settings/tts/TtsEngineSettingsFragment.java
+++ b/src/com/android/settings/tts/TtsEngineSettingsFragment.java
@@ -22,13 +22,13 @@
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.os.Bundle;
-import android.preference.ListPreference;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceScreen;
 import android.speech.tts.TextToSpeech;
 import android.speech.tts.TtsEngines;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.TextUtils;
 import android.util.Log;
 import android.util.Pair;
diff --git a/src/com/android/settings/users/AppRestrictionsFragment.java b/src/com/android/settings/users/AppRestrictionsFragment.java
index 10e5185..c747de3 100644
--- a/src/com/android/settings/users/AppRestrictionsFragment.java
+++ b/src/com/android/settings/users/AppRestrictionsFragment.java
@@ -40,13 +40,14 @@
 import android.os.ServiceManager;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.ListPreference;
-import android.preference.MultiSelectListPreference;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceChangeListener;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceGroup;
-import android.preference.SwitchPreference;
+import android.support.v14.preference.MultiSelectListPreference;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.View;
@@ -62,6 +63,7 @@
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
 import com.android.settings.Utils;
+
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Comparator;
@@ -197,8 +199,8 @@
         }
 
         @Override
-        protected void onBindView(View view) {
-            super.onBindView(view);
+        public void onBindViewHolder(PreferenceViewHolder view) {
+            super.onBindViewHolder(view);
 
             View appRestrictionsSettings = view.findViewById(R.id.app_restrictions_settings);
             appRestrictionsSettings.setVisibility(hasSettings ? View.VISIBLE : View.GONE);
@@ -643,7 +645,7 @@
             String packageName = app.packageName;
             if (packageName == null) continue;
             final boolean isSettingsApp = packageName.equals(context.getPackageName());
-            AppRestrictionsPreference p = new AppRestrictionsPreference(context, this);
+            AppRestrictionsPreference p = new AppRestrictionsPreference(getPrefContext(), this);
             final boolean hasSettings = resolveInfoListHasPackage(receivers, packageName);
             if (isSettingsApp) {
                 addLocationAppRestrictionsPreference(app, p);
@@ -965,14 +967,14 @@
             Preference p = null;
             switch (entry.getType()) {
             case RestrictionEntry.TYPE_BOOLEAN:
-                p = new SwitchPreference(context);
+                p = new SwitchPreference(getPrefContext());
                 p.setTitle(entry.getTitle());
                 p.setSummary(entry.getDescription());
                 ((SwitchPreference)p).setChecked(entry.getSelectedState());
                 break;
             case RestrictionEntry.TYPE_CHOICE:
             case RestrictionEntry.TYPE_CHOICE_LEVEL:
-                p = new ListPreference(context);
+                p = new ListPreference(getPrefContext());
                 p.setTitle(entry.getTitle());
                 String value = entry.getSelectedString();
                 if (value == null) {
@@ -986,7 +988,7 @@
                 ((ListPreference)p).setDialogTitle(entry.getTitle());
                 break;
             case RestrictionEntry.TYPE_MULTI_SELECT:
-                p = new MultiSelectListPreference(context);
+                p = new MultiSelectListPreference(getPrefContext());
                 p.setTitle(entry.getTitle());
                 ((MultiSelectListPreference)p).setEntryValues(entry.getChoiceValues());
                 ((MultiSelectListPreference)p).setEntries(entry.getChoiceEntries());
diff --git a/src/com/android/settings/users/EditUserPhotoController.java b/src/com/android/settings/users/EditUserPhotoController.java
index f9f867d..1ca6928 100644
--- a/src/com/android/settings/users/EditUserPhotoController.java
+++ b/src/com/android/settings/users/EditUserPhotoController.java
@@ -24,16 +24,16 @@
 import android.content.pm.PackageManager;
 import android.database.Cursor;
 import android.graphics.Bitmap;
+import android.graphics.Bitmap.Config;
 import android.graphics.BitmapFactory;
 import android.graphics.Canvas;
 import android.graphics.Paint;
 import android.graphics.Rect;
-import android.graphics.Bitmap.Config;
 import android.graphics.drawable.Drawable;
 import android.net.Uri;
 import android.os.AsyncTask;
-import android.provider.MediaStore;
 import android.provider.ContactsContract.DisplayPhoto;
+import android.provider.MediaStore;
 import android.support.v4.content.FileProvider;
 import android.util.Log;
 import android.view.View;
diff --git a/src/com/android/settings/users/ProfileUpdateReceiver.java b/src/com/android/settings/users/ProfileUpdateReceiver.java
index 69484f7..d532089 100644
--- a/src/com/android/settings/users/ProfileUpdateReceiver.java
+++ b/src/com/android/settings/users/ProfileUpdateReceiver.java
@@ -22,6 +22,7 @@
 import android.content.SharedPreferences;
 import android.os.UserHandle;
 import android.os.UserManager;
+
 import com.android.settings.Utils;
 
 
diff --git a/src/com/android/settings/users/RestrictedProfileSettings.java b/src/com/android/settings/users/RestrictedProfileSettings.java
index 2531aaa..182053f 100644
--- a/src/com/android/settings/users/RestrictedProfileSettings.java
+++ b/src/com/android/settings/users/RestrictedProfileSettings.java
@@ -23,7 +23,6 @@
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 import android.view.View;
-import android.view.ViewGroup;
 import android.widget.ImageView;
 import android.widget.TextView;
 
@@ -64,7 +63,6 @@
         mUserNameView = (TextView) mHeaderView.findViewById(android.R.id.title);
         mDeleteButton = (ImageView) mHeaderView.findViewById(R.id.delete);
         mDeleteButton.setOnClickListener(this);
-        getListView().setFastScrollEnabled(true);
         // This is going to bind the preferences.
         super.onActivityCreated(savedInstanceState);
     }
diff --git a/src/com/android/settings/users/UserDetailsSettings.java b/src/com/android/settings/users/UserDetailsSettings.java
index f94e3e4..8bfa48d 100644
--- a/src/com/android/settings/users/UserDetailsSettings.java
+++ b/src/com/android/settings/users/UserDetailsSettings.java
@@ -23,8 +23,8 @@
 import android.os.Bundle;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.SwitchPreference;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.Preference;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.settings.R;
diff --git a/src/com/android/settings/users/UserPreference.java b/src/com/android/settings/users/UserPreference.java
index 5079dd2..2daf1ef 100644
--- a/src/com/android/settings/users/UserPreference.java
+++ b/src/com/android/settings/users/UserPreference.java
@@ -16,16 +16,17 @@
 
 package com.android.settings.users;
 
-import com.android.settings.R;
-
 import android.content.Context;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
 import android.view.View;
 import android.view.View.OnClickListener;
 
+import com.android.settings.R;
+
 import java.util.Comparator;
 
 public class UserPreference extends Preference {
@@ -71,7 +72,7 @@
     }
 
     @Override
-    protected void onBindView(View view) {
+    public void onBindViewHolder(PreferenceViewHolder view) {
         UserManager um = (UserManager) getContext().getSystemService(Context.USER_SERVICE);
         View deleteDividerView = view.findViewById(R.id.divider_delete);
         View manageDividerView = view.findViewById(R.id.divider_manage);
@@ -99,7 +100,7 @@
                 manageDividerView.setVisibility(View.GONE);
             }
         }
-        super.onBindView(view);
+        super.onBindViewHolder(view);
     }
 
     private int getSerialNumber() {
diff --git a/src/com/android/settings/users/UserSettings.java b/src/com/android/settings/users/UserSettings.java
index d62d672..6a9bb09 100644
--- a/src/com/android/settings/users/UserSettings.java
+++ b/src/com/android/settings/users/UserSettings.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.users;
 
-import android.accounts.Account;
-import android.accounts.AccountManager;
 import android.app.Activity;
 import android.app.ActivityManagerNative;
 import android.app.AlertDialog;
@@ -40,12 +38,11 @@
 import android.os.RemoteException;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
 import android.provider.Settings;
-import android.provider.Settings.Secure;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceScreen;
 import android.util.Log;
 import android.util.SparseArray;
 import android.view.Menu;
@@ -206,7 +203,7 @@
 
         addPreferencesFromResource(R.xml.user_settings);
         mUserListCategory = (PreferenceGroup) findPreference(KEY_USER_LIST);
-        mMePreference = new UserPreference(context, null /* attrs */, myUserId,
+        mMePreference = new UserPreference(getPrefContext(), null /* attrs */, myUserId,
                 null /* settings icon handler */,
                 null /* delete icon handler */);
         mMePreference.setKey(KEY_USER_ME);
@@ -713,7 +710,7 @@
                         && (voiceCapable || user.isRestricted());
                 final boolean showDelete = mUserCaps.mIsAdmin
                         && (!voiceCapable && !user.isRestricted() && !user.isGuest());
-                pref = new UserPreference(context, null, user.id,
+                pref = new UserPreference(getPrefContext(), null, user.id,
                         showSettings ? this : null,
                         showDelete ? this : null);
                 pref.setOnPreferenceClickListener(this);
@@ -749,7 +746,7 @@
 
         // Add a temporary entry for the user being created
         if (mAddingUser) {
-            UserPreference pref = new UserPreference(getActivity(), null,
+            UserPreference pref = new UserPreference(getPrefContext(), null,
                     UserPreference.USERID_UNKNOWN, null, null);
             pref.setEnabled(false);
             pref.setTitle(R.string.user_new_user_name);
@@ -759,7 +756,7 @@
 
         if (!mUserCaps.mIsGuest && (mUserCaps.mCanAddGuest || findGuest() != null)) {
             // Add a virtual Guest user for guest defaults
-            UserPreference pref = new UserPreference(getActivity(), null,
+            UserPreference pref = new UserPreference(getPrefContext(), null,
                     UserPreference.USERID_GUEST_DEFAULTS,
                     mUserCaps.mIsAdmin && voiceCapable? this : null /* settings icon handler */,
                     null /* delete icon handler */);
diff --git a/src/com/android/settings/utils/VoiceSettingsActivity.java b/src/com/android/settings/utils/VoiceSettingsActivity.java
index d8a00c7..5844d22 100644
--- a/src/com/android/settings/utils/VoiceSettingsActivity.java
+++ b/src/com/android/settings/utils/VoiceSettingsActivity.java
@@ -17,14 +17,10 @@
 package com.android.settings.utils;
 
 import android.app.Activity;
-import android.app.Fragment;
-import android.app.VoiceInteractor;
 import android.app.VoiceInteractor.AbortVoiceRequest;
 import android.app.VoiceInteractor.CompleteVoiceRequest;
 import android.content.Intent;
 import android.os.Bundle;
-import android.view.View;
-import android.widget.TextView;
 import android.util.Log;
 
 /**
diff --git a/src/com/android/settings/voice/VoiceInputHelper.java b/src/com/android/settings/voice/VoiceInputHelper.java
index 916e0b4..ac73d84 100644
--- a/src/com/android/settings/voice/VoiceInputHelper.java
+++ b/src/com/android/settings/voice/VoiceInputHelper.java
@@ -33,6 +33,7 @@
 import android.util.AttributeSet;
 import android.util.Log;
 import android.util.Xml;
+
 import org.xmlpull.v1.XmlPullParser;
 import org.xmlpull.v1.XmlPullParserException;
 
diff --git a/src/com/android/settings/vpn2/AppDialog.java b/src/com/android/settings/vpn2/AppDialog.java
index c06de14..e41ffef 100644
--- a/src/com/android/settings/vpn2/AppDialog.java
+++ b/src/com/android/settings/vpn2/AppDialog.java
@@ -20,12 +20,8 @@
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.pm.PackageInfo;
-import android.content.pm.PackageManager;
 import android.os.Bundle;
-import android.view.View;
-import android.widget.TextView;
 
-import com.android.internal.net.VpnConfig;
 import com.android.settings.R;
 
 /**
diff --git a/src/com/android/settings/vpn2/AppDialogFragment.java b/src/com/android/settings/vpn2/AppDialogFragment.java
index 906f896..0e41117 100644
--- a/src/com/android/settings/vpn2/AppDialogFragment.java
+++ b/src/com/android/settings/vpn2/AppDialogFragment.java
@@ -22,7 +22,6 @@
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.pm.PackageInfo;
-import android.content.pm.PackageManager;
 import android.net.IConnectivityManager;
 import android.os.Bundle;
 import android.os.RemoteException;
diff --git a/src/com/android/settings/vpn2/AppPreference.java b/src/com/android/settings/vpn2/AppPreference.java
index 599c45b..84897be 100644
--- a/src/com/android/settings/vpn2/AppPreference.java
+++ b/src/com/android/settings/vpn2/AppPreference.java
@@ -16,14 +16,12 @@
 
 package com.android.settings.vpn2;
 
-import android.app.AppGlobals;
 import android.content.Context;
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
 import android.graphics.drawable.Drawable;
-import android.os.RemoteException;
 import android.os.UserHandle;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
 import android.view.View.OnClickListener;
 
 import com.android.internal.net.LegacyVpnInfo;
@@ -31,7 +29,7 @@
 import com.android.settings.R;
 
 /**
- * {@link android.preference.Preference} containing information about a VPN
+ * {@link android.support.v7.preference.Preference} containing information about a VPN
  * application. Tracks the package name and connection state.
  */
 public class AppPreference extends ManageablePreference {
diff --git a/src/com/android/settings/vpn2/ConfigPreference.java b/src/com/android/settings/vpn2/ConfigPreference.java
index 4e6e16f..a2736a0 100644
--- a/src/com/android/settings/vpn2/ConfigPreference.java
+++ b/src/com/android/settings/vpn2/ConfigPreference.java
@@ -17,16 +17,16 @@
 package com.android.settings.vpn2;
 
 import android.content.Context;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
 import android.view.View.OnClickListener;
 
-import static com.android.internal.net.LegacyVpnInfo.STATE_CONNECTED;
-
 import com.android.internal.net.VpnProfile;
 import com.android.settings.R;
 
+import static com.android.internal.net.LegacyVpnInfo.STATE_CONNECTED;
+
 /**
- * {@link android.preference.Preference} referencing a VPN
+ * {@link android.support.v7.preference.Preference} referencing a VPN
  * configuration. Tracks the underlying profile and its connection
  * state.
  */
diff --git a/src/com/android/settings/vpn2/LockdownConfigFragment.java b/src/com/android/settings/vpn2/LockdownConfigFragment.java
index f36cb46..581b55d 100644
--- a/src/com/android/settings/vpn2/LockdownConfigFragment.java
+++ b/src/com/android/settings/vpn2/LockdownConfigFragment.java
@@ -35,7 +35,6 @@
 
 import com.android.internal.net.VpnProfile;
 import com.android.settings.R;
-import com.google.android.collect.Lists;
 
 import java.util.ArrayList;
 import java.util.List;
diff --git a/src/com/android/settings/vpn2/ManageablePreference.java b/src/com/android/settings/vpn2/ManageablePreference.java
index 5e507c1..ec8a37b 100644
--- a/src/com/android/settings/vpn2/ManageablePreference.java
+++ b/src/com/android/settings/vpn2/ManageablePreference.java
@@ -17,7 +17,8 @@
 package com.android.settings.vpn2;
 
 import android.content.Context;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
 import android.view.View;
 import android.view.View.OnClickListener;
@@ -41,10 +42,10 @@
     }
 
     @Override
-    protected void onBindView(View view) {
+    public void onBindViewHolder(PreferenceViewHolder view) {
         mManageView = view.findViewById(R.id.manage);
         mManageView.setOnClickListener(mListener);
         mManageView.setTag(this);
-        super.onBindView(view);
+        super.onBindViewHolder(view);
     }
 }
diff --git a/src/com/android/settings/vpn2/VpnSettings.java b/src/com/android/settings/vpn2/VpnSettings.java
index b0a08c8..4192648 100644
--- a/src/com/android/settings/vpn2/VpnSettings.java
+++ b/src/com/android/settings/vpn2/VpnSettings.java
@@ -35,11 +35,11 @@
 import android.os.SystemProperties;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.Preference;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
 import android.security.Credentials;
 import android.security.KeyStore;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceScreen;
 import android.util.SparseArray;
 import android.view.Menu;
 import android.view.MenuInflater;
@@ -58,7 +58,6 @@
 
 import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.List;
 
 import static android.app.AppOpsManager.OP_ACTIVATE_VPN;
@@ -108,7 +107,7 @@
         mUserManager = (UserManager) getSystemService(Context.USER_SERVICE);
         if (mUserManager.hasUserRestriction(UserManager.DISALLOW_CONFIG_VPN)) {
             mUnavailable = true;
-            setPreferenceScreen(new PreferenceScreen(getActivity(), null));
+            setPreferenceScreen(new PreferenceScreen(getPrefContext(), null));
             setHasOptionsMenu(false);
             return;
         }
@@ -163,7 +162,7 @@
         if (mUnavailable) {
             // Show a message to explain that VPN settings have been disabled
             TextView emptyView = (TextView) getView().findViewById(android.R.id.empty);
-            getListView().setEmptyView(emptyView);
+            setEmptyView(emptyView);
             if (emptyView != null) {
                 emptyView.setText(R.string.vpn_settings_not_available);
             }
@@ -215,7 +214,7 @@
 
         // Fetch configured VPN profiles from KeyStore
         for (VpnProfile profile : loadVpnProfiles(mKeyStore)) {
-            final ConfigPreference pref = new ConfigPreference(getActivity(), mManageListener,
+            final ConfigPreference pref = new ConfigPreference(getPrefContext(), mManageListener,
                     profile);
             pref.setOnPreferenceClickListener(this);
             mConfigPreferences.put(profile.key, pref);
@@ -225,7 +224,7 @@
         // 3rd-party VPN apps can change elsewhere. Reload them every time.
         for (AppOpsManager.PackageOps pkg : getVpnApps()) {
             String key = getVpnIdentifier(UserHandle.getUserId(pkg.getUid()), pkg.getPackageName());
-            final AppPreference pref = new AppPreference(getActivity(), mManageListener,
+            final AppPreference pref = new AppPreference(getPrefContext(), mManageListener,
                     pkg.getPackageName(), pkg.getUid());
             pref.setOnPreferenceClickListener(this);
             mAppPreferences.put(key, pref);
diff --git a/src/com/android/settings/wfd/WifiDisplaySettings.java b/src/com/android/settings/wfd/WifiDisplaySettings.java
index 7c5883a..4bdadbf 100755
--- a/src/com/android/settings/wfd/WifiDisplaySettings.java
+++ b/src/com/android/settings/wfd/WifiDisplaySettings.java
@@ -17,7 +17,6 @@
 package com.android.settings.wfd;
 
 import android.app.AlertDialog;
-import android.app.Service;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.DialogInterface;
@@ -30,29 +29,29 @@
 import android.media.MediaRouter;
 import android.media.MediaRouter.RouteInfo;
 import android.net.Uri;
+import android.net.wifi.WpsInfo;
 import android.net.wifi.p2p.WifiP2pManager;
 import android.net.wifi.p2p.WifiP2pManager.ActionListener;
 import android.net.wifi.p2p.WifiP2pManager.Channel;
-import android.net.wifi.WpsInfo;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Looper;
-import android.preference.ListPreference;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.support.v7.preference.PreferenceCategory;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceScreen;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.util.Slog;
 import android.util.TypedValue;
-import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.View.OnClickListener;
-import android.view.ViewGroup;
 import android.widget.Button;
 import android.widget.EditText;
 import android.widget.ImageView;
@@ -145,7 +144,7 @@
 
         mEmptyView = (TextView) getView().findViewById(android.R.id.empty);
         mEmptyView.setText(R.string.wifi_display_no_devices_found);
-        getListView().setEmptyView(mEmptyView);
+        setEmptyView(mEmptyView);
     }
 
     @Override
@@ -272,7 +271,7 @@
                 if (!display.isRemembered() && display.isAvailable()
                         && !display.equals(mWifiDisplayStatus.getActiveDisplay())) {
                     preferenceScreen.addPreference(new UnpairedWifiDisplayPreference(
-                            getActivity(), display));
+                            getPrefContext(), display));
                 }
             }
 
@@ -291,9 +290,9 @@
     private RoutePreference createRoutePreference(MediaRouter.RouteInfo route) {
         WifiDisplay display = findWifiDisplay(route.getDeviceAddress());
         if (display != null) {
-            return new WifiDisplayRoutePreference(getActivity(), route, display);
+            return new WifiDisplayRoutePreference(getPrefContext(), route, display);
         } else {
-            return new RoutePreference(getActivity(), route);
+            return new RoutePreference(getPrefContext(), route);
         }
     }
 
@@ -310,7 +309,7 @@
 
     private void buildCertificationMenu(final PreferenceScreen preferenceScreen) {
         if (mCertCategory == null) {
-            mCertCategory = new PreferenceCategory(getActivity());
+            mCertCategory = new PreferenceCategory(getPrefContext());
             mCertCategory.setTitle(R.string.wifi_display_certification_heading);
             mCertCategory.setOrder(ORDER_CERTIFICATION);
         } else {
@@ -320,26 +319,19 @@
 
         // display session info if there is an active p2p session
         if (!mWifiDisplayStatus.getSessionInfo().getGroupId().isEmpty()) {
-            Preference p = new Preference(getActivity());
+            Preference p = new Preference(getPrefContext());
             p.setTitle(R.string.wifi_display_session_info);
             p.setSummary(mWifiDisplayStatus.getSessionInfo().toString());
             mCertCategory.addPreference(p);
 
             // show buttons for Pause/Resume when a WFD session is established
             if (mWifiDisplayStatus.getSessionInfo().getSessionId() != 0) {
-                mCertCategory.addPreference(new Preference(getActivity()) {
+                mCertCategory.addPreference(new Preference(getPrefContext()) {
                     @Override
-                    public View getView(View convertView, ViewGroup parent) {
-                        final View v;
-                        if (convertView == null) {
-                            LayoutInflater li = (LayoutInflater) getActivity().
-                                    getSystemService(Service.LAYOUT_INFLATER_SERVICE);
-                            v = li.inflate(R.layout.two_buttons_panel, null);
-                        } else {
-                            v = convertView;
-                        }
+                    public void onBindViewHolder(PreferenceViewHolder view) {
+                        super.onBindViewHolder(view);
 
-                        Button b = (Button)v.findViewById(R.id.left_button);
+                        Button b = (Button) view.findViewById(R.id.left_button);
                         b.setText(R.string.wifi_display_pause);
                         b.setOnClickListener(new OnClickListener() {
                             @Override
@@ -348,7 +340,7 @@
                             }
                         });
 
-                        b = (Button)v.findViewById(R.id.right_button);
+                        b = (Button) view.findViewById(R.id.right_button);
                         b.setText(R.string.wifi_display_resume);
                         b.setOnClickListener(new OnClickListener() {
                             @Override
@@ -356,15 +348,14 @@
                                 mDisplayManager.resumeWifiDisplay();
                             }
                         });
-
-                        return v;
                     }
                 });
+                mCertCategory.setLayoutResource(R.layout.two_buttons_panel);
             }
         }
 
         // switch for Listen Mode
-        SwitchPreference pref = new SwitchPreference(getActivity()) {
+        SwitchPreference pref = new SwitchPreference(getPrefContext()) {
             @Override
             protected void onClick() {
                 mListen = !mListen;
@@ -377,7 +368,7 @@
         mCertCategory.addPreference(pref);
 
         // switch for Autonomous GO
-        pref = new SwitchPreference(getActivity()) {
+        pref = new SwitchPreference(getPrefContext()) {
             @Override
             protected void onClick() {
                 mAutoGO = !mAutoGO;
@@ -394,19 +385,20 @@
         mCertCategory.addPreference(pref);
 
         // Drop down list for choosing WPS method (PBC/KEYPAD/DISPLAY)
-        ListPreference lp = new ListPreference(getActivity()) {
+        ListPreference lp = new ListPreference(getPrefContext());
+        lp.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
             @Override
-            protected void onDialogClosed(boolean positiveResult) {
-                super.onDialogClosed(positiveResult);
-                if (positiveResult) {
-                    mWpsConfig = Integer.parseInt(getValue());
-                    setSummary("%1$s");
+            public boolean onPreferenceChange(Preference preference, Object value) {
+                int wpsConfig = Integer.parseInt((String) value);
+                if (wpsConfig != mWpsConfig) {
+                    mWpsConfig = wpsConfig;
                     getActivity().invalidateOptionsMenu();
                     Settings.Global.putInt(getActivity().getContentResolver(),
                             Settings.Global.WIFI_DISPLAY_WPS_CONFIG, mWpsConfig);
                 }
+                return true;
             }
-        };
+        });
         mWpsConfig = Settings.Global.getInt(getActivity().getContentResolver(),
                 Settings.Global.WIFI_DISPLAY_WPS_CONFIG, WpsInfo.INVALID);
         String[] wpsEntries = { "Default", "PBC", "KEYPAD", "DISPLAY" };
@@ -415,6 +407,7 @@
             "" + WpsInfo.PBC,
             "" + WpsInfo.KEYPAD,
             "" + WpsInfo.DISPLAY };
+        lp.setKey("wps");
         lp.setTitle(R.string.wifi_display_wps_config);
         lp.setEntries(wpsEntries);
         lp.setEntryValues(wpsValues);
@@ -423,20 +416,22 @@
         mCertCategory.addPreference(lp);
 
         // Drop down list for choosing listen channel
-        lp = new ListPreference(getActivity()) {
+        lp = new ListPreference(getPrefContext());
+        lp.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
             @Override
-            protected void onDialogClosed(boolean positiveResult) {
-                super.onDialogClosed(positiveResult);
-                if (positiveResult) {
-                    mListenChannel = Integer.parseInt(getValue());
-                    setSummary("%1$s");
+            public boolean onPreferenceChange(Preference preference, Object value) {
+                int channel = Integer.parseInt((String) value);
+                if (channel != mListenChannel) {
+                    mListenChannel = channel;
                     getActivity().invalidateOptionsMenu();
                     setWifiP2pChannels(mListenChannel, mOperatingChannel);
                 }
+                return true;
             }
-        };
+        });
         String[] lcEntries = { "Auto", "1", "6", "11" };
         String[] lcValues = { "0", "1", "6", "11" };
+        lp.setKey("listening_channel");
         lp.setTitle(R.string.wifi_display_listen_channel);
         lp.setEntries(lcEntries);
         lp.setEntryValues(lcValues);
@@ -445,20 +440,22 @@
         mCertCategory.addPreference(lp);
 
         // Drop down list for choosing operating channel
-        lp = new ListPreference(getActivity()) {
+        lp = new ListPreference(getPrefContext());
+        lp.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
             @Override
-            protected void onDialogClosed(boolean positiveResult) {
-                super.onDialogClosed(positiveResult);
-                if (positiveResult) {
-                    mOperatingChannel = Integer.parseInt(getValue());
-                    setSummary("%1$s");
+            public boolean onPreferenceChange(Preference preference, Object value) {
+                int channel = Integer.parseInt((String) value);
+                if (channel != mOperatingChannel) {
+                    mOperatingChannel = channel;
                     getActivity().invalidateOptionsMenu();
                     setWifiP2pChannels(mListenChannel, mOperatingChannel);
                 }
+                return true;
             }
-        };
+        });
         String[] ocEntries = { "Auto", "1", "6", "11", "36" };
         String[] ocValues = { "0", "1", "6", "11", "36" };
+        lp.setKey("operating_channel");
         lp.setTitle(R.string.wifi_display_operating_channel);
         lp.setEntries(ocEntries);
         lp.setEntryValues(ocValues);
@@ -699,8 +696,8 @@
         }
 
         @Override
-        protected void onBindView(View view) {
-            super.onBindView(view);
+        public void onBindViewHolder(PreferenceViewHolder view) {
+            super.onBindViewHolder(view);
 
             ImageView deviceDetails = (ImageView) view.findViewById(R.id.deviceDetails);
             if (deviceDetails != null) {
diff --git a/src/com/android/settings/widget/ChartDataUsageView.java b/src/com/android/settings/widget/ChartDataUsageView.java
index cc9acd6..524dd9f 100644
--- a/src/com/android/settings/widget/ChartDataUsageView.java
+++ b/src/com/android/settings/widget/ChartDataUsageView.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.widget;
 
-import static android.net.TrafficStats.MB_IN_BYTES;
-
 import android.content.Context;
 import android.content.res.Resources;
 import android.net.NetworkPolicy;
@@ -32,7 +30,6 @@
 import android.text.format.Formatter.BytesResult;
 import android.text.format.Time;
 import android.util.AttributeSet;
-import android.util.Log;
 import android.view.MotionEvent;
 import android.view.View;
 
@@ -43,6 +40,8 @@
 import java.util.Calendar;
 import java.util.Objects;
 
+import static android.net.TrafficStats.MB_IN_BYTES;
+
 /**
  * Specific {@link ChartView} that displays {@link ChartNetworkSeriesView} along
  * with {@link ChartSweepView} for inspection ranges and warning/limits.
diff --git a/src/com/android/settings/widget/ChartGridView.java b/src/com/android/settings/widget/ChartGridView.java
index b9516ab..c85d4fc 100644
--- a/src/com/android/settings/widget/ChartGridView.java
+++ b/src/com/android/settings/widget/ChartGridView.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.widget;
 
-import static com.android.settings.DataUsageSummary.formatDateRange;
-
 import android.content.Context;
 import android.content.res.ColorStateList;
 import android.content.res.Resources;
@@ -34,6 +32,8 @@
 import com.android.internal.util.Preconditions;
 import com.android.settings.R;
 
+import static com.android.settings.DataUsageSummary.formatDateRange;
+
 /**
  * Background of {@link ChartView} that renders grid lines as requested by
  * {@link ChartAxis#getTickPoints()}.
diff --git a/src/com/android/settings/widget/ChartNetworkSeriesView.java b/src/com/android/settings/widget/ChartNetworkSeriesView.java
index 7aaba66..07c1479 100644
--- a/src/com/android/settings/widget/ChartNetworkSeriesView.java
+++ b/src/com/android/settings/widget/ChartNetworkSeriesView.java
@@ -16,9 +16,6 @@
 
 package com.android.settings.widget;
 
-import static android.text.format.DateUtils.DAY_IN_MILLIS;
-import static android.text.format.DateUtils.WEEK_IN_MILLIS;
-
 import android.content.Context;
 import android.content.res.TypedArray;
 import android.graphics.Canvas;
@@ -36,6 +33,9 @@
 import com.android.internal.util.Preconditions;
 import com.android.settings.R;
 
+import static android.text.format.DateUtils.DAY_IN_MILLIS;
+import static android.text.format.DateUtils.WEEK_IN_MILLIS;
+
 /**
  * {@link NetworkStatsHistory} series to render inside a {@link ChartView},
  * using {@link ChartAxis} to map into screen coordinates.
diff --git a/src/com/android/settings/widget/MatchParentShrinkingLinearLayout.java b/src/com/android/settings/widget/MatchParentShrinkingLinearLayout.java
index 79971e5..c7d4d92 100644
--- a/src/com/android/settings/widget/MatchParentShrinkingLinearLayout.java
+++ b/src/com/android/settings/widget/MatchParentShrinkingLinearLayout.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.widget;
 
-import com.android.internal.R;
-
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
@@ -32,6 +30,8 @@
 import android.view.ViewGroup;
 import android.view.ViewHierarchyEncoder;
 
+import com.android.internal.R;
+
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 
diff --git a/src/com/android/settings/wifi/AccessPointPreference.java b/src/com/android/settings/wifi/AccessPointPreference.java
index 264f681..ce2601c 100644
--- a/src/com/android/settings/wifi/AccessPointPreference.java
+++ b/src/com/android/settings/wifi/AccessPointPreference.java
@@ -15,6 +15,7 @@
  */
 package com.android.settings.wifi;
 
+import android.app.Fragment;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.graphics.drawable.Drawable;
@@ -22,7 +23,8 @@
 import android.net.wifi.WifiConfiguration;
 import android.os.Looper;
 import android.os.UserHandle;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.util.SparseArray;
@@ -45,6 +47,8 @@
     private final int mBadgePadding;
     private final UserBadgeCache mBadgeCache;
 
+    private final Fragment mFragment;
+
     private TextView mTitleView;
     private boolean mForSavedNetworks = false;
     private AccessPoint mAccessPoint;
@@ -65,11 +69,13 @@
         mWifiSld = null;
         mBadgePadding = 0;
         mBadgeCache = null;
+        mFragment = null;
     }
 
     public AccessPointPreference(AccessPoint accessPoint, Context context, UserBadgeCache cache,
-                                 boolean forSavedNetworks) {
+            boolean forSavedNetworks, Fragment fragment) {
         super(context);
+        mFragment = fragment;
         mBadgeCache = cache;
         mAccessPoint = accessPoint;
         mForSavedNetworks = forSavedNetworks;
@@ -90,8 +96,19 @@
     }
 
     @Override
-    protected void onBindView(View view) {
-        super.onBindView(view);
+    public void onBindViewHolder(final PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
+        if (mFragment != null) {
+            view.itemView.setOnCreateContextMenuListener(mFragment);
+            view.itemView.setTag(this);
+            view.itemView.setOnLongClickListener(new View.OnLongClickListener() {
+                @Override
+                public boolean onLongClick(View v) {
+                    view.itemView.showContextMenu();
+                    return true;
+                }
+            });
+        }
         if (mAccessPoint == null) {
             // Used for dummy pref.
             return;
@@ -107,7 +124,7 @@
             mTitleView.setCompoundDrawablesRelativeWithIntrinsicBounds(null, null, mBadge, null);
             mTitleView.setCompoundDrawablePadding(mBadgePadding);
         }
-        view.setContentDescription(mContentDescription);
+        view.itemView.setContentDescription(mContentDescription);
     }
 
     protected void updateIcon(int level, Context context) {
diff --git a/src/com/android/settings/wifi/AdvancedWifiSettings.java b/src/com/android/settings/wifi/AdvancedWifiSettings.java
index 468d3db..aaab0c5 100644
--- a/src/com/android/settings/wifi/AdvancedWifiSettings.java
+++ b/src/com/android/settings/wifi/AdvancedWifiSettings.java
@@ -29,16 +29,14 @@
 import android.net.wifi.WifiManager;
 import android.net.wifi.WpsInfo;
 import android.os.Bundle;
-import android.os.UserHandle;
 import android.os.UserManager;
-import android.preference.ListPreference;
-import android.preference.Preference;
-import android.preference.Preference.OnPreferenceClickListener;
-import android.preference.PreferenceScreen;
-import android.preference.SwitchPreference;
 import android.provider.Settings;
 import android.provider.Settings.Global;
 import android.security.Credentials;
+import android.support.v14.preference.SwitchPreference;
+import android.support.v7.preference.ListPreference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.Preference.OnPreferenceClickListener;
 import android.text.TextUtils;
 import android.util.Log;
 import android.widget.Toast;
@@ -239,7 +237,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen screen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         String key = preference.getKey();
 
         if (KEY_NOTIFY_OPEN_NETWORKS.equals(key)) {
@@ -247,7 +245,7 @@
                     Settings.Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
                     ((SwitchPreference) preference).isChecked() ? 1 : 0);
         } else {
-            return super.onPreferenceTreeClick(screen, preference);
+            return super.onPreferenceTreeClick(preference);
         }
         return true;
     }
diff --git a/src/com/android/settings/wifi/SavedAccessPointsWifiSettings.java b/src/com/android/settings/wifi/SavedAccessPointsWifiSettings.java
index 45a6828..e0ea23a 100644
--- a/src/com/android/settings/wifi/SavedAccessPointsWifiSettings.java
+++ b/src/com/android/settings/wifi/SavedAccessPointsWifiSettings.java
@@ -21,8 +21,8 @@
 import android.content.res.Resources;
 import android.net.wifi.WifiManager;
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
 import android.util.Log;
 
 import com.android.internal.logging.MetricsLogger;
@@ -91,7 +91,7 @@
 
     private void initPreferences() {
         PreferenceScreen preferenceScreen = getPreferenceScreen();
-        final Context context = getActivity();
+        final Context context = getPrefContext();
 
         final List<AccessPoint> accessPoints = WifiTracker.getCurrentAccessPoints(context, true,
                 false, true);
@@ -109,7 +109,7 @@
         final int accessPointsSize = accessPoints.size();
         for (int i = 0; i < accessPointsSize; ++i){
             AccessPointPreference preference = new AccessPointPreference(accessPoints.get(i),
-                    context, mUserBadgeCache, true);
+                    context, mUserBadgeCache, true, this);
             preference.setIcon(null);
             preferenceScreen.addPreference(preference);
         }
@@ -183,12 +183,12 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen screen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (preference instanceof AccessPointPreference) {
             showDialog((AccessPointPreference) preference, false);
             return true;
         } else{
-            return super.onPreferenceTreeClick(screen, preference);
+            return super.onPreferenceTreeClick(preference);
         }
     }
 
diff --git a/src/com/android/settings/wifi/WifiAPITest.java b/src/com/android/settings/wifi/WifiAPITest.java
index 3dff102..e6bf6b8 100644
--- a/src/com/android/settings/wifi/WifiAPITest.java
+++ b/src/com/android/settings/wifi/WifiAPITest.java
@@ -16,19 +16,18 @@
 
 package com.android.settings.wifi;
 
-import com.android.settings.R;
-
 import android.app.AlertDialog;
 import android.content.DialogInterface;
 import android.net.wifi.WifiManager;
-
 import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceActivity;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.Editable;
 import android.widget.EditText;
 
+import com.android.settings.PreferenceActivity;
+import com.android.settings.R;
+
 
 /**
  * Provide an interface for testing out the Wifi API
@@ -88,8 +87,8 @@
     //============================
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
-        super.onPreferenceTreeClick(preferenceScreen, preference);
+    public boolean onPreferenceTreeClick(Preference preference) {
+        super.onPreferenceTreeClick(preference);
         return false;
     }
 
diff --git a/src/com/android/settings/wifi/WifiApDialog.java b/src/com/android/settings/wifi/WifiApDialog.java
index 254c386..1316a49 100644
--- a/src/com/android/settings/wifi/WifiApDialog.java
+++ b/src/com/android/settings/wifi/WifiApDialog.java
@@ -27,6 +27,7 @@
 import android.text.Editable;
 import android.text.InputType;
 import android.text.TextWatcher;
+import android.util.Log;
 import android.view.View;
 import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
@@ -34,11 +35,10 @@
 import android.widget.EditText;
 import android.widget.Spinner;
 import android.widget.TextView;
-import java.nio.charset.Charset;
 
 import com.android.settings.R;
 
-import android.util.Log;
+import java.nio.charset.Charset;
 
 /**
  * Dialog to configure the SSID and security settings
diff --git a/src/com/android/settings/wifi/WifiApEnabler.java b/src/com/android/settings/wifi/WifiApEnabler.java
index 741c4a7..cb94732 100644
--- a/src/com/android/settings/wifi/WifiApEnabler.java
+++ b/src/com/android/settings/wifi/WifiApEnabler.java
@@ -23,8 +23,8 @@
 import android.net.ConnectivityManager;
 import android.net.wifi.WifiConfiguration;
 import android.net.wifi.WifiManager;
-import android.preference.SwitchPreference;
 import android.provider.Settings;
+import android.support.v14.preference.SwitchPreference;
 
 import com.android.settings.R;
 import com.android.settingslib.TetherUtil;
diff --git a/src/com/android/settings/wifi/WifiConfigController.java b/src/com/android/settings/wifi/WifiConfigController.java
index ac2d02e..abe700e 100644
--- a/src/com/android/settings/wifi/WifiConfigController.java
+++ b/src/com/android/settings/wifi/WifiConfigController.java
@@ -39,8 +39,8 @@
 import android.security.KeyStore;
 import android.text.Editable;
 import android.text.InputType;
-import android.text.TextWatcher;
 import android.text.TextUtils;
+import android.text.TextWatcher;
 import android.util.Log;
 import android.view.KeyEvent;
 import android.view.View;
@@ -58,11 +58,11 @@
 
 import com.android.settings.ProxySelector;
 import com.android.settings.R;
-import com.android.settingslib.wifi.AccessPoint;
 import com.android.settings.Utils;
+import com.android.settingslib.wifi.AccessPoint;
 
-import java.net.InetAddress;
 import java.net.Inet4Address;
+import java.net.InetAddress;
 import java.util.Iterator;
 
 /**
diff --git a/src/com/android/settings/wifi/WifiConfigInfo.java b/src/com/android/settings/wifi/WifiConfigInfo.java
index 9b680a8..f042feb 100644
--- a/src/com/android/settings/wifi/WifiConfigInfo.java
+++ b/src/com/android/settings/wifi/WifiConfigInfo.java
@@ -17,14 +17,15 @@
 package com.android.settings.wifi;
 
 import android.app.Activity;
+import android.net.wifi.WifiConfiguration;
 import android.net.wifi.WifiManager;
 import android.os.Bundle;
 import android.widget.TextView;
-import android.net.wifi.WifiConfiguration;
-import java.util.List;
 
 import com.android.settings.R;
 
+import java.util.List;
+
 
 /**
  * Configuration details saved by the user on the WifiSettings screen
diff --git a/src/com/android/settings/wifi/WifiDialog.java b/src/com/android/settings/wifi/WifiDialog.java
index cb2a6d8..9b8fd7a 100644
--- a/src/com/android/settings/wifi/WifiDialog.java
+++ b/src/com/android/settings/wifi/WifiDialog.java
@@ -16,17 +16,16 @@
 
 package com.android.settings.wifi;
 
-import com.android.settings.R;
-import com.android.settingslib.wifi.AccessPoint;
-
 import android.app.AlertDialog;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.os.Bundle;
 import android.view.View;
-import android.view.WindowManager;
 import android.widget.Button;
 
+import com.android.settings.R;
+import com.android.settingslib.wifi.AccessPoint;
+
 class WifiDialog extends AlertDialog implements WifiConfigUiBase, DialogInterface.OnClickListener {
 
     public interface WifiDialogListener {
diff --git a/src/com/android/settings/wifi/WifiInfo.java b/src/com/android/settings/wifi/WifiInfo.java
index 291a495..a431a82 100644
--- a/src/com/android/settings/wifi/WifiInfo.java
+++ b/src/com/android/settings/wifi/WifiInfo.java
@@ -16,10 +16,10 @@
 
 package com.android.settings.wifi;
 
-import com.android.settings.R;
-
 import android.os.Bundle;
-import android.preference.PreferenceActivity;
+
+import com.android.settings.PreferenceActivity;
+import com.android.settings.R;
 
 
 /**
diff --git a/src/com/android/settings/wifi/WifiNoInternetDialog.java b/src/com/android/settings/wifi/WifiNoInternetDialog.java
index b870873..b655344 100644
--- a/src/com/android/settings/wifi/WifiNoInternetDialog.java
+++ b/src/com/android/settings/wifi/WifiNoInternetDialog.java
@@ -22,15 +22,14 @@
 import android.net.ConnectivityManager;
 import android.net.ConnectivityManager.NetworkCallback;
 import android.net.Network;
-import android.net.NetworkInfo;
 import android.net.NetworkCapabilities;
+import android.net.NetworkInfo;
 import android.net.NetworkRequest;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.widget.CheckBox;
-import android.widget.TextView;
 
 import com.android.internal.app.AlertActivity;
 import com.android.internal.app.AlertController;
diff --git a/src/com/android/settings/wifi/WifiPickerActivity.java b/src/com/android/settings/wifi/WifiPickerActivity.java
index 5bdceb9..3f7a5e7 100644
--- a/src/com/android/settings/wifi/WifiPickerActivity.java
+++ b/src/com/android/settings/wifi/WifiPickerActivity.java
@@ -15,15 +15,13 @@
  */
 package com.android.settings.wifi;
 
+import android.content.Intent;
+import android.support.v14.preference.PreferenceFragment;
+
 import com.android.settings.ButtonBarHandler;
+import com.android.settings.R;
 import com.android.settings.SettingsActivity;
 import com.android.settings.wifi.p2p.WifiP2pSettings;
-import com.android.settings.R;
-
-import android.content.Intent;
-import android.preference.PreferenceFragment;
-
-import java.lang.Class;
 
 public class WifiPickerActivity extends SettingsActivity implements ButtonBarHandler {
 
diff --git a/src/com/android/settings/wifi/WifiScanModeActivity.java b/src/com/android/settings/wifi/WifiScanModeActivity.java
index e495ddd..893aaf4 100644
--- a/src/com/android/settings/wifi/WifiScanModeActivity.java
+++ b/src/com/android/settings/wifi/WifiScanModeActivity.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.wifi;
 
-import com.android.settings.R;
-
 import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.Dialog;
@@ -30,6 +28,8 @@
 import android.os.Bundle;
 import android.provider.Settings;
 
+import com.android.settings.R;
+
 /**
  * This activity requests users permission to allow scanning even when Wi-Fi is turned off
  */
diff --git a/src/com/android/settings/wifi/WifiSettings.java b/src/com/android/settings/wifi/WifiSettings.java
index 6d11612..c9a94b7 100644
--- a/src/com/android/settings/wifi/WifiSettings.java
+++ b/src/com/android/settings/wifi/WifiSettings.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.wifi;
 
-import static android.os.UserManager.DISALLOW_CONFIG_WIFI;
-
 import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.AppGlobals;
@@ -44,9 +42,8 @@
 import android.os.Process;
 import android.os.RemoteException;
 import android.os.UserHandle;
-import android.preference.Preference;
-import android.preference.PreferenceScreen;
 import android.provider.Settings;
+import android.support.v7.preference.Preference;
 import android.text.Spannable;
 import android.text.style.TextAppearanceSpan;
 import android.util.Log;
@@ -57,7 +54,6 @@
 import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.view.View;
-import android.widget.AdapterView.AdapterContextMenuInfo;
 import android.widget.ProgressBar;
 import android.widget.TextView;
 import android.widget.TextView.BufferType;
@@ -81,6 +77,8 @@
 import java.util.Collection;
 import java.util.List;
 
+import static android.os.UserManager.DISALLOW_CONFIG_WIFI;
+
 /**
  * Two types of UI are provided here.
  *
@@ -450,9 +448,7 @@
 
     @Override
     public void onCreateContextMenu(ContextMenu menu, View view, ContextMenuInfo info) {
-        if (info instanceof AdapterContextMenuInfo) {
-            Preference preference = (Preference) getListView().getItemAtPosition(
-                    ((AdapterContextMenuInfo) info).position);
+            Preference preference = (Preference) view.getTag();
 
             if (preference instanceof AccessPointPreference) {
                 mSelectedAccessPoint = ((AccessPointPreference) preference).getAccessPoint();
@@ -483,7 +479,6 @@
                     }
                 }
             }
-        }
     }
 
     @Override
@@ -521,7 +516,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen screen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (preference instanceof AccessPointPreference) {
             mSelectedAccessPoint = ((AccessPointPreference) preference).getAccessPoint();
             /** Bypass dialog for unsecured, unsaved, and inactive networks */
@@ -539,7 +534,7 @@
                 showDialog(mSelectedAccessPoint, WifiConfigUiBase.MODE_CONNECT);
             }
         } else {
-            return super.onPreferenceTreeClick(screen, preference);
+            return super.onPreferenceTreeClick(preference);
         }
         return true;
     }
@@ -661,13 +656,13 @@
                             continue;
                         }
                         AccessPointPreference preference = new AccessPointPreference(accessPoint,
-                                getActivity(), mUserBadgeCache, false);
+                                getPrefContext(), mUserBadgeCache, false, this);
                         preference.setOrder(index++);
 
                         if (mOpenSsid != null && mOpenSsid.equals(accessPoint.getSsidStr())
                                 && !accessPoint.isSaved()
                                 && accessPoint.getSecurity() != AccessPoint.SECURITY_NONE) {
-                            onPreferenceTreeClick(getPreferenceScreen(), preference);
+                            onPreferenceTreeClick(preference);
                             mOpenSsid = null;
                         }
                         getPreferenceScreen().addPreference(preference);
@@ -707,7 +702,7 @@
     protected TextView initEmptyView() {
         TextView emptyView = (TextView) getActivity().findViewById(android.R.id.empty);
         emptyView.setGravity(Gravity.START | Gravity.CENTER_VERTICAL);
-        getListView().setEmptyView(emptyView);
+        setEmptyView(emptyView);
         return emptyView;
     }
 
diff --git a/src/com/android/settings/wifi/WifiSettingsForSetupWizard.java b/src/com/android/settings/wifi/WifiSettingsForSetupWizard.java
index 7007fa3..096847d 100644
--- a/src/com/android/settings/wifi/WifiSettingsForSetupWizard.java
+++ b/src/com/android/settings/wifi/WifiSettingsForSetupWizard.java
@@ -19,7 +19,7 @@
 import android.app.Dialog;
 import android.net.wifi.WifiConfiguration;
 import android.os.Bundle;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.TextUtils;
 import android.view.LayoutInflater;
 import android.view.Menu;
@@ -27,6 +27,7 @@
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.ViewGroup;
+import android.widget.LinearLayout;
 import android.widget.ListView;
 import android.widget.TextView;
 
@@ -150,16 +151,15 @@
     }
 
     protected void updateFooter(boolean isEmpty) {
-        if (isEmpty != mListLastEmpty && hasListView()) {
-            final ListView list = getListView();
-            list.removeFooterView(mEmptyFooter);
-            list.removeFooterView(mAddOtherNetworkItem);
-            list.removeFooterView(mMacAddressFooter);
+        if (isEmpty != mListLastEmpty) {
             if (isEmpty) {
-                list.addFooterView(mEmptyFooter, null, false);
+                setFooterView(mEmptyFooter);
             } else {
-                list.addFooterView(mAddOtherNetworkItem, null, true);
-                list.addFooterView(mMacAddressFooter, null, false);
+                LinearLayout layout = new LinearLayout(getContext());
+                layout.setOrientation(LinearLayout.VERTICAL);
+                layout.addView(mAddOtherNetworkItem);
+                layout.addView(mMacAddressFooter);
+                setFooterView(layout);
             }
             mListLastEmpty = isEmpty;
         }
diff --git a/src/com/android/settings/wifi/WifiSetupActivity.java b/src/com/android/settings/wifi/WifiSetupActivity.java
index 25f6fac..2264546 100644
--- a/src/com/android/settings/wifi/WifiSetupActivity.java
+++ b/src/com/android/settings/wifi/WifiSetupActivity.java
@@ -29,7 +29,7 @@
 import android.net.NetworkInfo;
 import android.net.wifi.WifiManager;
 import android.os.Bundle;
-import android.preference.PreferenceFragment;
+import android.support.v14.preference.PreferenceFragment;
 import android.util.Log;
 
 import com.android.settings.ButtonBarHandler;
diff --git a/src/com/android/settings/wifi/WifiStatusTest.java b/src/com/android/settings/wifi/WifiStatusTest.java
index 9789327..38b3a15 100644
--- a/src/com/android/settings/wifi/WifiStatusTest.java
+++ b/src/com/android/settings/wifi/WifiStatusTest.java
@@ -16,20 +16,13 @@
 
 package com.android.settings.wifi;
 
-import com.android.settings.R;
-import com.android.settingslib.wifi.AccessPoint;
-
-import android.net.wifi.ScanResult;
-import java.net.HttpURLConnection;
-import java.net.URL;
-import java.util.List;
-
 import android.app.Activity;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.net.NetworkInfo;
+import android.net.wifi.ScanResult;
 import android.net.wifi.SupplicantState;
 import android.net.wifi.WifiConfiguration;
 import android.net.wifi.WifiInfo;
@@ -43,8 +36,14 @@
 import android.widget.Button;
 import android.widget.TextView;
 
+import com.android.settings.R;
+import com.android.settingslib.wifi.AccessPoint;
+
 import java.io.IOException;
+import java.net.HttpURLConnection;
+import java.net.URL;
 import java.net.UnknownHostException;
+import java.util.List;
 
 
 /**
diff --git a/src/com/android/settings/wifi/WpsDialog.java b/src/com/android/settings/wifi/WpsDialog.java
index b83ad10..67367ad 100644
--- a/src/com/android/settings/wifi/WpsDialog.java
+++ b/src/com/android/settings/wifi/WpsDialog.java
@@ -32,11 +32,11 @@
 import android.widget.ProgressBar;
 import android.widget.TextView;
 
+import com.android.settings.R;
+
 import java.util.Timer;
 import java.util.TimerTask;
 
-import com.android.settings.R;
-
 
 /**
  * Dialog to show WPS progress.
diff --git a/src/com/android/settings/wifi/p2p/WifiP2pPeer.java b/src/com/android/settings/wifi/p2p/WifiP2pPeer.java
index a364021..d4b50e6 100644
--- a/src/com/android/settings/wifi/p2p/WifiP2pPeer.java
+++ b/src/com/android/settings/wifi/p2p/WifiP2pPeer.java
@@ -16,16 +16,16 @@
 
 package com.android.settings.wifi.p2p;
 
-import com.android.settings.R;
-
 import android.content.Context;
 import android.net.wifi.WifiManager;
 import android.net.wifi.p2p.WifiP2pDevice;
-import android.preference.Preference;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 import android.text.TextUtils;
-import android.view.View;
 import android.widget.ImageView;
 
+import com.android.settings.R;
+
 public class WifiP2pPeer extends Preference {
 
     private static final int[] STATE_SECURED = {R.attr.state_encrypted};
@@ -44,7 +44,7 @@
     }
 
     @Override
-    protected void onBindView(View view) {
+    public void onBindViewHolder(PreferenceViewHolder view) {
         if (TextUtils.isEmpty(device.deviceName)) {
             setTitle(device.deviceAddress);
         } else {
@@ -58,7 +58,7 @@
             mSignal.setImageState(STATE_SECURED,  true);
         }
         refresh();
-        super.onBindView(view);
+        super.onBindViewHolder(view);
     }
 
     @Override
diff --git a/src/com/android/settings/wifi/p2p/WifiP2pPersistentGroup.java b/src/com/android/settings/wifi/p2p/WifiP2pPersistentGroup.java
index d982653..1869e60 100644
--- a/src/com/android/settings/wifi/p2p/WifiP2pPersistentGroup.java
+++ b/src/com/android/settings/wifi/p2p/WifiP2pPersistentGroup.java
@@ -18,8 +18,8 @@
 
 import android.content.Context;
 import android.net.wifi.p2p.WifiP2pGroup;
-import android.preference.Preference;
-import android.view.View;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceViewHolder;
 
 public class WifiP2pPersistentGroup extends Preference {
 
@@ -31,9 +31,9 @@
     }
 
     @Override
-    protected void onBindView(View view) {
+    public void onBindViewHolder(PreferenceViewHolder view) {
         setTitle(mGroup.getNetworkName());
-        super.onBindView(view);
+        super.onBindViewHolder(view);
     }
 
     int getNetworkId() {
diff --git a/src/com/android/settings/wifi/p2p/WifiP2pSettings.java b/src/com/android/settings/wifi/p2p/WifiP2pSettings.java
index 81815ae..1ba17f1 100644
--- a/src/com/android/settings/wifi/p2p/WifiP2pSettings.java
+++ b/src/com/android/settings/wifi/p2p/WifiP2pSettings.java
@@ -26,22 +26,22 @@
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.net.NetworkInfo;
+import android.net.wifi.WpsInfo;
 import android.net.wifi.p2p.WifiP2pConfig;
-import android.net.wifi.p2p.WifiP2pInfo;
 import android.net.wifi.p2p.WifiP2pDevice;
 import android.net.wifi.p2p.WifiP2pDeviceList;
 import android.net.wifi.p2p.WifiP2pGroup;
 import android.net.wifi.p2p.WifiP2pGroupList;
+import android.net.wifi.p2p.WifiP2pInfo;
 import android.net.wifi.p2p.WifiP2pManager;
 import android.net.wifi.p2p.WifiP2pManager.PeerListListener;
 import android.net.wifi.p2p.WifiP2pManager.PersistentGroupInfoListener;
-import android.net.wifi.WpsInfo;
 import android.os.Bundle;
 import android.os.SystemProperties;
-import android.preference.Preference;
-import android.preference.PreferenceCategory;
-import android.preference.PreferenceGroup;
-import android.preference.PreferenceScreen;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceCategory;
+import android.support.v7.preference.PreferenceGroup;
+import android.support.v7.preference.PreferenceScreen;
 import android.text.InputFilter;
 import android.text.TextUtils;
 import android.util.Log;
@@ -301,16 +301,16 @@
         preferenceScreen.removeAll();
         preferenceScreen.setOrderingAsAdded(true);
 
-        mThisDevicePref = new Preference(getActivity());
+        mThisDevicePref = new Preference(getPrefContext());
         mThisDevicePref.setPersistent(false);
         mThisDevicePref.setSelectable(false);
         preferenceScreen.addPreference(mThisDevicePref);
 
-        mPeersGroup = new PreferenceCategory(getActivity());
+        mPeersGroup = new PreferenceCategory(getPrefContext());
         mPeersGroup.setTitle(R.string.wifi_p2p_peer_devices);
         preferenceScreen.addPreference(mPeersGroup);
 
-        mPersistentGroup = new PreferenceCategory(getActivity());
+        mPersistentGroup = new PreferenceCategory(getPrefContext());
         mPersistentGroup.setTitle(R.string.wifi_p2p_remembered_groups);
         preferenceScreen.addPreference(mPersistentGroup);
 
@@ -381,7 +381,7 @@
     }
 
     @Override
-    public boolean onPreferenceTreeClick(PreferenceScreen screen, Preference preference) {
+    public boolean onPreferenceTreeClick(Preference preference) {
         if (preference instanceof WifiP2pPeer) {
             mSelectedWifiPeer = (WifiP2pPeer) preference;
             if (mSelectedWifiPeer.device.status == WifiP2pDevice.CONNECTED) {
@@ -423,7 +423,7 @@
             mSelectedGroup = (WifiP2pPersistentGroup) preference;
             showDialog(DIALOG_DELETE_GROUP);
         }
-        return super.onPreferenceTreeClick(screen, preference);
+        return super.onPreferenceTreeClick(preference);
     }
 
     @Override