first commit
diff --git a/res/layout/app_grid_item.xml b/res/layout/app_grid_item.xml
new file mode 100644
index 0000000..0b1644c
--- /dev/null
+++ b/res/layout/app_grid_item.xml
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--  Copyright (C) 2016 The OmniROM Project
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ -->
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <ImageView
+        android:id="@+id/appIcon"
+        android:layout_width="@android:dimen/app_icon_size"
+        android:layout_height="@android:dimen/app_icon_size"
+        android:layout_alignParentLeft="true"
+        android:layout_alignParentStart="true"
+        android:layout_alignParentTop="true"
+        android:background="?android:attr/selectableItemBackground"
+        android:scaleType="centerInside" />
+</RelativeLayout>
diff --git a/res/layout/app_select_item.xml b/res/layout/app_select_item.xml
new file mode 100644
index 0000000..92a9b9a
--- /dev/null
+++ b/res/layout/app_select_item.xml
@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--  Copyright (C) 2016 The OmniROM Project
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="64dp"
+    android:paddingStart="6dp"
+    android:gravity="center_vertical"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
+    android:orientation="horizontal" >
+
+    <ImageView
+        android:id="@+id/app_icon"
+        android:layout_width="@android:dimen/app_icon_size"
+        android:layout_height="@android:dimen/app_icon_size"
+        android:layout_marginEnd="8dip"
+        android:layout_gravity="center_vertical"
+        android:scaleType="centerInside"
+        android:contentDescription="@null" />
+
+    <TextView
+        android:id="@+id/app_name"
+        android:layout_width="0dip"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:layout_gravity="center_vertical"
+        android:singleLine="true"
+        android:ellipsize="end"
+        android:focusable="false"
+        android:textAppearance="?android:attr/textAppearanceListItem"
+        android:textAlignment="viewStart" />
+
+    <CheckBox android:id="@android:id/checkbox"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dip"
+        android:layout_gravity="center_vertical"
+        android:clickable="false"
+        android:focusable="false" />
+
+</LinearLayout>
+
diff --git a/res/layout/applist_preference_icon.xml b/res/layout/applist_preference_icon.xml
new file mode 100644
index 0000000..12644d0
--- /dev/null
+++ b/res/layout/applist_preference_icon.xml
@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2006 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.
+-->
+
+<!-- Layout for a Preference in a PreferenceActivity. The
+     Preference is able to place a specific widget for its particular
+     type in the "widget_frame" layout. -->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@android:id/widget_frame"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="64dp"
+    android:gravity="center_vertical"
+    android:paddingStart="6dp"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
+    android:background="?android:attr/selectableItemBackground">
+
+    <ImageView
+        android:id="@+id/icon"
+        android:layout_width="@android:dimen/app_icon_size"
+        android:layout_height="@android:dimen/app_icon_size"
+        android:layout_gravity="center_vertical"
+        android:layout_marginEnd="8dip"
+        android:scaleType="centerInside" />
+
+    <TextView
+        android:id="@+id/title"
+        android:layout_width="0dip"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:layout_gravity="center_vertical"
+        android:ellipsize="end"
+        android:focusable="false"
+        android:singleLine="true"
+        android:textAlignment="viewStart"
+        android:textAppearance="?android:attr/textAppearanceListItem" />
+
+</LinearLayout>
diff --git a/res/layout/preference_app_list.xml b/res/layout/preference_app_list.xml
new file mode 100644
index 0000000..97177b9
--- /dev/null
+++ b/res/layout/preference_app_list.xml
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--  Copyright (C) 2016 The OmniROM Project
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:paddingStart="@dimen/alert_dialog_padding_material"
+    android:paddingEnd="@dimen/alert_dialog_padding_material">
+
+    <ListView
+        android:id="@+id/app_list"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:divider="@null" />
+</LinearLayout>
+
diff --git a/res/layout/preference_app_select.xml b/res/layout/preference_app_select.xml
new file mode 100644
index 0000000..39ebee3
--- /dev/null
+++ b/res/layout/preference_app_select.xml
@@ -0,0 +1,80 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--  Copyright (C) 2016 The OmniROM Project
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+-->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="?android:attr/listPreferredItemHeight"
+    android:gravity="center_vertical"
+    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
+    android:background="?android:attr/selectableItemBackground"
+    android:clipToPadding="false"
+    android:orientation="horizontal" >
+
+    <LinearLayout
+        android:id="@+id/icon_frame"
+        style="@style/preference_icon_frame"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:gravity="start|center_vertical"
+        android:orientation="horizontal"
+        android:clipToPadding="false"
+        android:paddingEnd="12dp"
+        android:paddingTop="4dp"
+        android:paddingBottom="4dp">
+        <com.android.internal.widget.PreferenceImageView
+            android:id="@android:id/icon"
+            android:layout_width="48dp"
+            android:layout_height="48dp"
+            android:gravity="center"
+            android:scaleType="centerInside" />
+    </LinearLayout>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        android:gravity="center_vertical"
+        android:layout_weight="1" >
+
+        <RelativeLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginEnd="6dip"
+            android:layout_marginTop="10dip"
+            android:layout_marginBottom="6dip" >
+
+            <TextView android:id="@android:id/title"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:singleLine="true"
+                android:textAppearance="?android:attr/textAppearanceListItem"
+                android:ellipsize="marquee" />
+
+            <TextView android:id="@android:id/summary"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_below="@android:id/title"
+                android:layout_alignStart="@android:id/title"
+                android:textAppearance="?android:attr/textAppearanceListItemSecondary"
+                android:textColor="?android:attr/textColorSecondary"
+                android:maxLines="10"
+                android:ellipsize="end" />
+
+        </RelativeLayout>
+    </LinearLayout>
+</LinearLayout>
diff --git a/res/layout/preference_color_select.xml b/res/layout/preference_color_select.xml
new file mode 100644
index 0000000..dc53867
--- /dev/null
+++ b/res/layout/preference_color_select.xml
@@ -0,0 +1,82 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2014 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.
+-->
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="?android:attr/listPreferredItemHeight"
+    android:gravity="center_vertical"
+    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
+    android:background="?android:attr/selectableItemBackground"
+    android:clipToPadding="false" >
+
+    <LinearLayout
+        android:id="@+id/icon_frame"
+        style="@style/preference_icon_frame"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:gravity="start|center_vertical"
+        android:orientation="horizontal"
+        android:clipToPadding="false"
+        android:paddingEnd="12dp"
+        android:paddingTop="4dp"
+        android:paddingBottom="4dp">
+        <com.android.internal.widget.PreferenceImageView
+            android:id="@android:id/icon"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:maxWidth="48dp"
+            android:maxHeight="48dp" />
+    </LinearLayout>
+
+    <RelativeLayout
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:paddingTop="12dp"
+        android:paddingBottom="12dp">
+
+        <TextView android:id="@android:id/title"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:singleLine="true"
+            android:textAppearance="?android:attr/textAppearanceListItem"
+            android:ellipsize="marquee"
+            android:fadingEdge="horizontal" />
+
+        <TextView android:id="@android:id/summary"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_below="@android:id/title"
+            android:layout_alignStart="@android:id/title"
+            android:textAppearance="?android:attr/textAppearanceListItemSecondary"
+            android:textColor="?android:attr/textColorSecondary"
+            android:maxLines="1" />
+    </RelativeLayout>
+
+    <LinearLayout
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="8dp">
+
+        <ImageView
+            android:id="@+id/light_color"
+            android:layout_width="@dimen/color_preference_width"
+            android:layout_height="@dimen/color_preference_height"
+            android:layout_gravity="center" />
+    </LinearLayout>
+</LinearLayout>
diff --git a/res/layout/preference_font_picker.xml b/res/layout/preference_font_picker.xml
new file mode 100644
index 0000000..fd34b75
--- /dev/null
+++ b/res/layout/preference_font_picker.xml
@@ -0,0 +1,85 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--  Copyright (C) 2016 The OmniROM Project
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="?android:attr/listPreferredItemHeight"
+    android:gravity="center_vertical"
+    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
+    android:background="?android:attr/selectableItemBackground"
+    android:clipToPadding="false" >
+
+    <LinearLayout
+        android:id="@+id/icon_frame"
+        style="@style/preference_icon_frame"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:gravity="start|center_vertical"
+        android:orientation="horizontal"
+        android:clipToPadding="false"
+        android:paddingEnd="12dp"
+        android:paddingTop="4dp"
+        android:paddingBottom="4dp">
+        <com.android.internal.widget.PreferenceImageView
+            android:id="@android:id/icon"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:maxWidth="48dp"
+            android:maxHeight="48dp" />
+    </LinearLayout>
+
+    <RelativeLayout
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:paddingTop="16dp"
+        android:paddingBottom="16dp">
+
+        <TextView android:id="@android:id/title"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:singleLine="true"
+            android:textAppearance="?android:attr/textAppearanceListItem"
+            android:ellipsize="marquee"
+            android:fadingEdge="horizontal" />
+
+        <TextView android:id="@android:id/summary"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_below="@android:id/title"
+            android:layout_alignStart="@android:id/title"
+            android:textAppearance="?android:attr/textAppearanceListItemSecondary"
+            android:textColor="?android:attr/textColorSecondary"
+            android:maxLines="1" />
+    </RelativeLayout>
+
+    <LinearLayout
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="8dp">
+
+        <TextView android:id="@+id/font_sample"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:singleLine="true"
+            android:textAppearance="?android:attr/textAppearanceMedium"
+            android:layout_gravity="center"
+            android:text="@string/font_sample_text" />
+    </LinearLayout>
+</LinearLayout>
diff --git a/res/layout/preference_seek_bar.xml b/res/layout/preference_seek_bar.xml
new file mode 100644
index 0000000..d988419
--- /dev/null
+++ b/res/layout/preference_seek_bar.xml
@@ -0,0 +1,115 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--  Copyright (C) 2016 The OmniROM Project
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+-->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="?android:attr/listPreferredItemHeight"
+    android:gravity="center_vertical"
+    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
+    android:background="?android:attr/selectableItemBackground"
+    android:clipToPadding="false"
+    android:orientation="horizontal" >
+
+    <LinearLayout
+        android:id="@+id/icon_frame"
+        style="@style/preference_icon_frame"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:gravity="start|center_vertical"
+        android:orientation="horizontal"
+        android:clipToPadding="false"
+        android:paddingEnd="12dp"
+        android:paddingTop="4dp"
+        android:paddingBottom="4dp">
+        <com.android.internal.widget.PreferenceImageView
+            android:id="@android:id/icon"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:maxWidth="48dp"
+            android:maxHeight="48dp" />
+    </LinearLayout>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        android:gravity="center_vertical"
+        android:layout_weight="1" >
+
+        <RelativeLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginEnd="6dip"
+            android:layout_marginTop="10dip"
+            android:layout_marginBottom="6dip" >
+
+            <TextView android:id="@android:id/title"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:singleLine="true"
+                android:textAppearance="?android:attr/textAppearanceListItem"
+                android:ellipsize="marquee" />
+
+            <TextView android:id="@android:id/summary"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_below="@android:id/title"
+                android:layout_alignStart="@android:id/title"
+                android:textAppearance="?android:attr/textAppearanceListItemSecondary"
+                android:textColor="?android:attr/textColorSecondary"
+                android:maxLines="10"
+                android:ellipsize="end" />
+
+        </RelativeLayout>
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:gravity="center_vertical"
+            android:orientation="horizontal"
+            android:layout_marginStart="10dip"
+            android:layout_marginEnd="6dip"
+            android:layout_marginTop="5dip"
+            android:layout_marginBottom="10dip">
+
+            <TextView android:id="@+id/seekBarPrefUnitsLeft"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:textAppearance="?android:attr/textAppearanceSmall" />
+
+            <SeekBar android:id="@+id/seekbar"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:paddingLeft="5dp"
+                android:paddingRight="5dp" />
+
+            <TextView android:id="@+id/seekBarPrefValue"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:paddingRight="5dp"
+                android:textAppearance="?android:attr/textAppearanceSmall" />
+
+            <TextView android:id="@+id/seekBarPrefUnitsRight"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:textAppearance="?android:attr/textAppearanceSmall" />
+
+        </LinearLayout>
+    </LinearLayout>
+</LinearLayout>
diff --git a/res/layout/preference_selected_apps_view.xml b/res/layout/preference_selected_apps_view.xml
new file mode 100644
index 0000000..05480dd
--- /dev/null
+++ b/res/layout/preference_selected_apps_view.xml
@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="utf-8"?><!--  Copyright (C) 2016 The OmniROM Project
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:background="@android:drawable/list_selector_background"
+    android:gravity="center_vertical"
+    android:minHeight="?android:attr/listPreferredItemHeight"
+    android:paddingEnd="?android:attr/scrollbarSize">
+
+    <RelativeLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="6dip"
+        android:layout_marginEnd="6dip"
+        android:layout_marginStart="8dip"
+        android:layout_marginTop="6dip"
+        android:layout_weight="1">
+
+        <HorizontalScrollView
+            android:id="@+id/appsScrollView"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:layout_marginBottom="8dip"
+            android:layout_marginTop="8dip"
+            android:scrollbars="none" >
+
+            <LinearLayout
+                android:id="@+id/selected_apps"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:orientation="horizontal" />
+        </HorizontalScrollView>
+
+    </RelativeLayout>
+
+    <!-- Preference should place its actual preference widget here. -->
+    <LinearLayout
+        android:id="@android:id/widget_frame"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:gravity="center_vertical"
+        android:orientation="vertical" />
+
+</LinearLayout>