1 /* 2 * Copyright (C) 2017 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 package com.android.settings.display; 17 18 import android.content.Context; 19 import android.content.pm.PackageManager; 20 import android.hardware.display.AmbientDisplayConfiguration; 21 import android.os.PowerManager; 22 import android.os.SystemProperties; 23 import android.os.UserHandle; 24 import android.provider.Settings; 25 import android.text.TextUtils; 26 27 import androidx.preference.Preference; 28 29 import com.android.settings.R; 30 import com.android.settings.core.TogglePreferenceController; 31 32 // LINT.IfChange 33 public class AmbientDisplayAlwaysOnPreferenceController extends TogglePreferenceController { 34 35 private final int ON = 1; 36 private final int OFF = 0; 37 38 private static final int MY_USER = UserHandle.myUserId(); 39 private static final String PROP_AWARE_AVAILABLE = "ro.vendor.aware_available"; 40 private static final String AOD_SUPPRESSED_TOKEN = "winddown"; 41 42 private AmbientDisplayConfiguration mConfig; 43 AmbientDisplayAlwaysOnPreferenceController(Context context, String key)44 public AmbientDisplayAlwaysOnPreferenceController(Context context, String key) { 45 super(context, key); 46 } 47 48 @Override getAvailabilityStatus()49 public int getAvailabilityStatus() { 50 return isAvailable(getConfig()) 51 && !SystemProperties.getBoolean(PROP_AWARE_AVAILABLE, false) ? 52 AVAILABLE : UNSUPPORTED_ON_DEVICE; 53 } 54 55 @Override updateState(Preference preference)56 public void updateState(Preference preference) { 57 super.updateState(preference); 58 refreshSummary(preference); 59 } 60 61 @Override isSliceable()62 public boolean isSliceable() { 63 return true; 64 } 65 66 @Override isPublicSlice()67 public boolean isPublicSlice() { 68 return TextUtils.equals(getPreferenceKey(), "ambient_display_always_on"); 69 } 70 71 @Override getSliceHighlightMenuRes()72 public int getSliceHighlightMenuRes() { 73 return R.string.menu_key_display; 74 } 75 76 @Override isChecked()77 public boolean isChecked() { 78 return getConfig().alwaysOnEnabled(MY_USER); 79 } 80 81 @Override setChecked(boolean isChecked)82 public boolean setChecked(boolean isChecked) { 83 int enabled = isChecked ? ON : OFF; 84 Settings.Secure.putInt( 85 mContext.getContentResolver(), Settings.Secure.DOZE_ALWAYS_ON, enabled); 86 return true; 87 } 88 89 @Override getSummary()90 public CharSequence getSummary() { 91 return mContext.getText( 92 isAodSuppressedByBedtime(mContext) ? R.string.aware_summary_when_bedtime_on 93 : R.string.doze_always_on_summary); 94 } 95 setConfig( AmbientDisplayConfiguration config)96 public AmbientDisplayAlwaysOnPreferenceController setConfig( 97 AmbientDisplayConfiguration config) { 98 mConfig = config; 99 return this; 100 } 101 isAvailable(AmbientDisplayConfiguration config)102 public static boolean isAvailable(AmbientDisplayConfiguration config) { 103 return config.alwaysOnAvailableForUser(MY_USER); 104 } 105 getConfig()106 private AmbientDisplayConfiguration getConfig() { 107 if (mConfig == null) { 108 mConfig = new AmbientDisplayConfiguration(mContext); 109 } 110 return mConfig; 111 } 112 113 /** 114 * Returns whether AOD is suppressed by Bedtime mode, a feature of Digital Wellbeing. 115 * 116 * We know that Bedtime mode suppresses AOD using {@link AOD_SUPPRESSED_TOKEN}. If the Digital 117 * Wellbeing app is suppressing AOD with {@link AOD_SUPPRESSED_TOKEN}, then we can infer that 118 * AOD is being suppressed by Bedtime mode. 119 */ isAodSuppressedByBedtime(Context context)120 public static boolean isAodSuppressedByBedtime(Context context) { 121 int uid; 122 final PowerManager powerManager = context.getSystemService(PowerManager.class); 123 final PackageManager packageManager = context.getPackageManager(); 124 final String packageName = context.getString( 125 com.android.internal.R.string.config_systemWellbeing); 126 try { 127 uid = packageManager.getApplicationInfo(packageName, /* flags= */ 0).uid; 128 } catch (PackageManager.NameNotFoundException e) { 129 return false; 130 } 131 return powerManager.isAmbientDisplaySuppressedForTokenByApp(AOD_SUPPRESSED_TOKEN, uid); 132 } 133 } 134 // LINT.ThenChange(AmbientDisplayAlwaysOnPreference.kt) 135