Merge "(2/n) Stop user from enabling OHM setting if user is using 3-button mode" into sc-dev
diff --git a/src/com/android/settings/gestures/OneHandedEnablePreferenceController.java b/src/com/android/settings/gestures/OneHandedEnablePreferenceController.java
index 7501897..1e9c240 100644
--- a/src/com/android/settings/gestures/OneHandedEnablePreferenceController.java
+++ b/src/com/android/settings/gestures/OneHandedEnablePreferenceController.java
@@ -19,7 +19,6 @@
 import android.content.Context;
 
 import com.android.settings.R;
-import com.android.settings.core.BasePreferenceController;
 import com.android.settings.widget.SettingsMainSwitchPreferenceController;
 
 /**
@@ -33,9 +32,8 @@
 
     @Override
     public int getAvailabilityStatus() {
-        return OneHandedSettingsUtils.isSupportOneHandedMode()
-                ? BasePreferenceController.AVAILABLE
-                : BasePreferenceController.UNSUPPORTED_ON_DEVICE;
+        return OneHandedSettingsUtils.isFeatureAvailable(mContext)
+                ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
     }
 
     @Override
diff --git a/src/com/android/settings/gestures/OneHandedSettingsUtils.java b/src/com/android/settings/gestures/OneHandedSettingsUtils.java
index 5de02db..21998a6 100644
--- a/src/com/android/settings/gestures/OneHandedSettingsUtils.java
+++ b/src/com/android/settings/gestures/OneHandedSettingsUtils.java
@@ -177,6 +177,28 @@
     }
 
     /**
+     * Get NavigationBar mode flag from Settings provider.
+     * @param context App context
+     * @return Navigation bar mode:
+     *  0 = 3 button
+     *  1 = 2 button
+     *  2 = fully gestural
+     */
+    public static int getNavigationBarMode(Context context) {
+        return Settings.Secure.getIntForUser(context.getContentResolver(),
+                Settings.Secure.NAVIGATION_MODE, 2 /* fully gestural */, sCurrentUserId);
+    }
+
+    /**
+     *
+     * @param context App context
+     * @return Support One-Handed mode feature or not.
+     */
+    public static boolean isFeatureAvailable(Context context) {
+        return isSupportOneHandedMode() && getNavigationBarMode(context) != 0;
+    }
+
+    /**
      * Registers callback for observing Settings.Secure.ONE_HANDED_MODE_ENABLED state.
      * @param callback for state changes
      */
diff --git a/src/com/android/settings/gestures/SwipeBottomToNotificationPreferenceController.java b/src/com/android/settings/gestures/SwipeBottomToNotificationPreferenceController.java
index 320d006..ec81482 100644
--- a/src/com/android/settings/gestures/SwipeBottomToNotificationPreferenceController.java
+++ b/src/com/android/settings/gestures/SwipeBottomToNotificationPreferenceController.java
@@ -33,7 +33,8 @@
 
     @Override
     public int getAvailabilityStatus() {
-        return OneHandedSettingsUtils.isSupportOneHandedMode() ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
+        return OneHandedSettingsUtils.isFeatureAvailable(mContext)
+                ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
     }
 
     @Override
diff --git a/tests/robotests/src/com/android/settings/gestures/OneHandedEnablePreferenceControllerTest.java b/tests/robotests/src/com/android/settings/gestures/OneHandedEnablePreferenceControllerTest.java
index ac2beb3..e5b8688 100644
--- a/tests/robotests/src/com/android/settings/gestures/OneHandedEnablePreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/gestures/OneHandedEnablePreferenceControllerTest.java
@@ -21,6 +21,7 @@
 import android.content.Context;
 import android.os.SystemProperties;
 import android.os.UserHandle;
+import android.provider.Settings;
 
 import com.android.settings.R;
 import com.android.settings.core.BasePreferenceController;
@@ -60,6 +61,7 @@
     @Test
     public void getAvailabilityStatus_setSupportOneHandedModeProperty_shouldAvailable() {
         SystemProperties.set(OneHandedSettingsUtils.SUPPORT_ONE_HANDED_MODE, "true");
+        setNavigationBarMode(mContext, "2" /* fully gestural */);
 
         assertThat(mController.getAvailabilityStatus())
                 .isEqualTo(BasePreferenceController.AVAILABLE);
@@ -68,6 +70,16 @@
     @Test
     public void getAvailabilityStatus_unsetSupportOneHandedModeProperty_shouldUnsupported() {
         SystemProperties.set(OneHandedSettingsUtils.SUPPORT_ONE_HANDED_MODE, "false");
+        setNavigationBarMode(mContext, "2" /* fully gestural */);
+
+        assertThat(mController.getAvailabilityStatus())
+                .isEqualTo(BasePreferenceController.UNSUPPORTED_ON_DEVICE);
+    }
+
+    @Test
+    public void getAvailabilityStatus_set3ButtonModeProperty_shouldUnsupported() {
+        SystemProperties.set(OneHandedSettingsUtils.SUPPORT_ONE_HANDED_MODE, "true");
+        setNavigationBarMode(mContext, "0" /* 3-button */);
 
         assertThat(mController.getAvailabilityStatus())
                 .isEqualTo(BasePreferenceController.UNSUPPORTED_ON_DEVICE);
@@ -88,4 +100,18 @@
         assertThat(mController.getSummary())
                 .isEqualTo(mContext.getText(R.string.switch_off_text));
     }
+
+    /**
+     * Set NavigationBar mode flag to Settings provider.
+     * @param context App context
+     * @param value Navigation bar mode:
+     *  0 = 3 button
+     *  1 = 2 button
+     *  2 = fully gestural
+     * @return true if the value was set, false on database errors.
+     */
+    private boolean setNavigationBarMode(Context context, String value) {
+        return Settings.Secure.putStringForUser(context.getContentResolver(),
+                Settings.Secure.NAVIGATION_MODE, value, UserHandle.myUserId());
+    }
 }
diff --git a/tests/robotests/src/com/android/settings/gestures/SwipeBottomToNotificationPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/gestures/SwipeBottomToNotificationPreferenceControllerTest.java
index 9f76800..8f50006 100644
--- a/tests/robotests/src/com/android/settings/gestures/SwipeBottomToNotificationPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/gestures/SwipeBottomToNotificationPreferenceControllerTest.java
@@ -22,6 +22,7 @@
 
 import android.content.Context;
 import android.os.SystemProperties;
+import android.os.UserHandle;
 import android.provider.Settings;
 
 import com.android.settings.R;
@@ -69,6 +70,7 @@
     @Test
     public void getAvailabilityStatus_oneHandedUnsupported_returnsUnsupport() {
         SystemProperties.set(OneHandedSettingsUtils.SUPPORT_ONE_HANDED_MODE, "false");
+        setNavigationBarMode(mContext, "2" /* fully gestural */);
 
         assertThat(mController.getAvailabilityStatus()).isEqualTo(
                 BasePreferenceController.UNSUPPORTED_ON_DEVICE);
@@ -77,11 +79,21 @@
     @Test
     public void getAvailabilityStatus_oneHandedSupported_returnsAvailable() {
         SystemProperties.set(OneHandedSettingsUtils.SUPPORT_ONE_HANDED_MODE, "true");
+        setNavigationBarMode(mContext, "2" /* fully gestural */);
 
         assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
     }
 
     @Test
+    public void getAvailabilityStatus_set3ButtonModeProperty_returnsUnsupport() {
+        SystemProperties.set(OneHandedSettingsUtils.SUPPORT_ONE_HANDED_MODE, "true");
+        setNavigationBarMode(mContext, "0" /* 3-button */);
+
+        assertThat(mController.getAvailabilityStatus())
+                .isEqualTo(BasePreferenceController.UNSUPPORTED_ON_DEVICE);
+    }
+
+    @Test
     public void getSummary_gestureEnabled_returnsOnSummary() {
         mController.setChecked(true);
 
@@ -105,4 +117,18 @@
 
         assertThat(mController.isChecked()).isFalse();
     }
+
+    /**
+     * Set NavigationBar mode flag to Settings provider.
+     * @param context App context
+     * @param value Navigation bar mode:
+     *  0 = 3 button
+     *  1 = 2 button
+     *  2 = fully gestural
+     * @return true if the value was set, false on database errors.
+     */
+    private boolean setNavigationBarMode(Context context, String value) {
+        return Settings.Secure.putStringForUser(context.getContentResolver(),
+                Settings.Secure.NAVIGATION_MODE, value, UserHandle.myUserId());
+    }
 }