1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file 5 * except in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the 10 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 11 * KIND, either express or implied. See the License for the specific language governing 12 * permissions and limitations under the License. 13 */ 14 package com.android.settings.display; 15 16 import static android.provider.Settings.System.ADAPTIVE_SLEEP; 17 18 import android.Manifest; 19 import android.content.Context; 20 import android.content.pm.PackageManager; 21 import android.provider.Settings; 22 23 import com.android.settings.R; 24 import com.android.settings.core.TogglePreferenceController; 25 26 27 public class AdaptiveSleepPreferenceController extends TogglePreferenceController { 28 29 private final String SYSTEM_KEY = ADAPTIVE_SLEEP; 30 private final int DEFAULT_VALUE = 0; 31 32 final boolean hasSufficientPermissions; 33 AdaptiveSleepPreferenceController(Context context, String key)34 public AdaptiveSleepPreferenceController(Context context, String key) { 35 super(context, key); 36 37 final PackageManager packageManager = mContext.getPackageManager(); 38 final String attentionPackage = packageManager.getAttentionServicePackageName(); 39 hasSufficientPermissions = attentionPackage != null && packageManager.checkPermission( 40 Manifest.permission.CAMERA, attentionPackage) == PackageManager.PERMISSION_GRANTED; 41 } 42 43 @Override isChecked()44 public boolean isChecked() { 45 return hasSufficientPermissions && Settings.System.getInt(mContext.getContentResolver(), 46 SYSTEM_KEY, DEFAULT_VALUE) != DEFAULT_VALUE; 47 } 48 49 50 @Override setChecked(boolean isChecked)51 public boolean setChecked(boolean isChecked) { 52 Settings.System.putInt(mContext.getContentResolver(), SYSTEM_KEY, 53 isChecked ? 1 : DEFAULT_VALUE); 54 return true; 55 } 56 57 @Override 58 @AvailabilityStatus getAvailabilityStatus()59 public int getAvailabilityStatus() { 60 return mContext.getResources().getBoolean( 61 com.android.internal.R.bool.config_adaptive_sleep_available) 62 ? AVAILABLE_UNSEARCHABLE 63 : UNSUPPORTED_ON_DEVICE; 64 } 65 66 @Override getSummary()67 public CharSequence getSummary() { 68 return mContext.getText(isChecked() 69 ? R.string.adaptive_sleep_summary_on 70 : R.string.adaptive_sleep_summary_off); 71 } 72 } 73