Add setting page for swipe to notification.

In this change input & gesture page added 5 separate gesture
preferences, each should lead to a new page to set gesture setting. For
now only swipe to notification preference is wired up. Will implement
the rest in later changes.

Bug: 32637613
Test: make RunSettingsRoboTests -j40
Change-Id: I57ceea8fcd85f3a0ab59cbd12da50b7138f5ca0c
diff --git a/src/com/android/settings/SettingsActivity.java b/src/com/android/settings/SettingsActivity.java
index d1c7266..bfadc24 100644
--- a/src/com/android/settings/SettingsActivity.java
+++ b/src/com/android/settings/SettingsActivity.java
@@ -98,6 +98,7 @@
 import com.android.settings.fuelgauge.PowerUsageDetail;
 import com.android.settings.fuelgauge.PowerUsageSummary;
 import com.android.settings.gestures.GestureSettings;
+import com.android.settings.gestures.SwipeToNotificationSettings;
 import com.android.settings.inputmethod.AvailableVirtualKeyboardFragment;
 import com.android.settings.inputmethod.InputAndGestureSettings;
 import com.android.settings.inputmethod.InputMethodAndLanguageSettings;
@@ -348,6 +349,7 @@
             AccountSyncSettings.class.getName(),
             AccountSettings.class.getName(),
             GestureSettings.class.getName(),
+            SwipeToNotificationSettings.class.getName(),
             CryptKeeperSettings.class.getName(),
             DataUsageSummary.class.getName(),
             DreamSettings.class.getName(),
diff --git a/src/com/android/settings/core/InstrumentedFragment.java b/src/com/android/settings/core/InstrumentedFragment.java
index 107fbab..533d2af 100644
--- a/src/com/android/settings/core/InstrumentedFragment.java
+++ b/src/com/android/settings/core/InstrumentedFragment.java
@@ -42,6 +42,7 @@
     protected final int APP_AND_NOTIFICATION_CATEGORY_FRAGMENT = PLACEHOLDER_METRIC + 5;
     protected final int INPUT_AND_GESTURE_CATEGORY_FRAGMENT = PLACEHOLDER_METRIC + 6;
     protected final int LANGUAGE_AND_REGION_CATEGORY_FRAGMENT = PLACEHOLDER_METRIC + 7;
+    protected final int GESTURE_SWIPE_TO_NOTIFICATION = PLACEHOLDER_METRIC + 8;
 
     public InstrumentedFragment() {
         // Mixin that logs visibility change for activity.
diff --git a/src/com/android/settings/gestures/SwipeToNotificationPreferenceController.java b/src/com/android/settings/gestures/SwipeToNotificationPreferenceController.java
index 353eed8..0bacefb 100644
--- a/src/com/android/settings/gestures/SwipeToNotificationPreferenceController.java
+++ b/src/com/android/settings/gestures/SwipeToNotificationPreferenceController.java
@@ -21,6 +21,7 @@
 import android.support.v7.preference.Preference;
 import android.support.v7.preference.TwoStatePreference;
 
+import com.android.settings.R;
 import com.android.settings.core.PreferenceController;
 
 public class SwipeToNotificationPreferenceController extends PreferenceController
@@ -45,8 +46,15 @@
     @Override
     public void updateState(Preference preference) {
         super.updateState(preference);
-        if (preference != null && preference instanceof TwoStatePreference) {
-            ((TwoStatePreference) preference).setChecked(isSystemUINavigationEnabled());
+        final boolean isEnabled = isSystemUINavigationEnabled();
+        if (preference != null) {
+            if (preference instanceof TwoStatePreference) {
+                ((TwoStatePreference) preference).setChecked(isEnabled);
+            } else {
+                preference.setSummary(isEnabled
+                        ? R.string.gesture_setting_on
+                        : R.string.gesture_setting_off);
+            }
         }
     }
 
diff --git a/src/com/android/settings/gestures/SwipeToNotificationSettings.java b/src/com/android/settings/gestures/SwipeToNotificationSettings.java
new file mode 100644
index 0000000..a351fdd
--- /dev/null
+++ b/src/com/android/settings/gestures/SwipeToNotificationSettings.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2016 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.gestures;
+
+import android.content.Context;
+
+import com.android.settings.R;
+import com.android.settings.core.PreferenceController;
+import com.android.settings.dashboard.DashboardFragment;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class SwipeToNotificationSettings extends DashboardFragment {
+
+    private static final String TAG = "SwipeToNotifSettings";
+
+    @Override
+    public int getMetricsCategory() {
+        return GESTURE_SWIPE_TO_NOTIFICATION;
+    }
+
+    @Override
+    protected String getCategoryKey() {
+        return null;
+    }
+
+    @Override
+    protected String getLogTag() {
+        return TAG;
+    }
+
+    @Override
+    protected int getPreferenceScreenResId() {
+        return R.xml.swipe_to_notification_settings;
+    }
+
+    @Override
+    protected List<PreferenceController> getPreferenceControllers(Context context) {
+        final List<PreferenceController> controllers = new ArrayList<>();
+        controllers.add(new SwipeToNotificationPreferenceController(context));
+        return controllers;
+    }
+}
diff --git a/src/com/android/settings/inputmethod/InputAndGestureSettings.java b/src/com/android/settings/inputmethod/InputAndGestureSettings.java
index 874fc0b..c3f0e7b 100644
--- a/src/com/android/settings/inputmethod/InputAndGestureSettings.java
+++ b/src/com/android/settings/inputmethod/InputAndGestureSettings.java
@@ -21,6 +21,7 @@
 import com.android.settings.R;
 import com.android.settings.core.PreferenceController;
 import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.gestures.SwipeToNotificationPreferenceController;
 import com.android.settingslib.drawer.CategoryKey;
 
 import java.util.ArrayList;
@@ -58,6 +59,7 @@
 
         final List<PreferenceController> controllers = new ArrayList<>();
         controllers.add(gameControllerPreferenceController);
+        controllers.add(new SwipeToNotificationPreferenceController(context));
 
         return controllers;
     }