private void handleToggleEnableAccessibilityGesturePreferenceClick() {
   Bundle extras = mGlobalGesturePreferenceScreen.getExtras();
   extras.putString(
       EXTRA_TITLE, getString(R.string.accessibility_global_gesture_preference_title));
   extras.putString(
       EXTRA_SUMMARY, getString(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);
 }
 private void handleDisplayMagnificationPreferenceScreenClick() {
   Bundle extras = mDisplayMagnificationPreferenceScreen.getExtras();
   extras.putString(EXTRA_TITLE, getString(R.string.accessibility_screen_magnification_title));
   extras.putCharSequence(
       EXTRA_SUMMARY,
       getActivity().getResources().getText(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);
 }