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.hardware.display.ColorDisplayManager;
21 
22 import androidx.preference.Preference;
23 
24 import com.android.settings.R;
25 import com.android.settings.core.BasePreferenceController;
26 import com.android.settingslib.widget.FooterPreference;
27 
28 public class NightDisplayFooterPreferenceController extends BasePreferenceController {
29 
NightDisplayFooterPreferenceController(Context context)30     public NightDisplayFooterPreferenceController(Context context) {
31         super(context, FooterPreference.KEY_FOOTER);
32     }
33 
34     @Override
getAvailabilityStatus()35     public int getAvailabilityStatus() {
36         return ColorDisplayManager.isNightDisplayAvailable(mContext) ? AVAILABLE
37                 : UNSUPPORTED_ON_DEVICE;
38     }
39 
40     @Override
updateState(Preference preference)41     public void updateState(Preference preference) {
42         preference.setTitle(R.string.night_display_text);
43     }
44 }
45