1 /* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings.display; 18 19 import android.content.Context; 20 import android.support.v7.preference.Preference; 21 import com.android.internal.app.ColorDisplayController; 22 import com.android.settings.R; 23 import com.android.settings.core.BasePreferenceController; 24 import com.android.settingslib.widget.FooterPreference; 25 26 public class NightDisplayFooterPreferenceController extends BasePreferenceController { 27 NightDisplayFooterPreferenceController(Context context)28 public NightDisplayFooterPreferenceController(Context context) { 29 super(context, FooterPreference.KEY_FOOTER); 30 } 31 32 @Override getAvailabilityStatus()33 public int getAvailabilityStatus() { 34 return ColorDisplayController.isAvailable(mContext) ? AVAILABLE : UNSUPPORTED_ON_DEVICE; 35 } 36 37 @Override updateState(Preference preference)38 public void updateState(Preference preference) { 39 preference.setTitle(R.string.night_display_text); 40 } 41 } 42