1 /* 2 * Copyright (C) 2019 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.car.developeroptions.display; 18 19 import android.app.UiModeManager; 20 import android.content.Context; 21 22 import androidx.annotation.VisibleForTesting; 23 import androidx.preference.ListPreference; 24 import androidx.preference.Preference; 25 import androidx.preference.PreferenceScreen; 26 27 import com.android.car.developeroptions.R; 28 import com.android.car.developeroptions.core.BasePreferenceController; 29 30 public class DarkUIPreferenceController extends BasePreferenceController { 31 32 private UiModeManager mUiModeManager; 33 DarkUIPreferenceController(Context context, String key)34 public DarkUIPreferenceController(Context context, String key) { 35 super(context, key); 36 mUiModeManager = context.getSystemService(UiModeManager.class); 37 } 38 39 @VisibleForTesting setUiModeManager(UiModeManager uiModeManager)40 void setUiModeManager(UiModeManager uiModeManager) { 41 mUiModeManager = uiModeManager; 42 } 43 44 @Override getAvailabilityStatus()45 public int getAvailabilityStatus() { 46 return AVAILABLE; 47 } 48 49 @Override getSummary()50 public CharSequence getSummary() { 51 return DarkUISettingsRadioButtonsController.modeToDescription( 52 mContext, mUiModeManager.getNightMode()); 53 } 54 } 55