1 /* 2 * Copyright (C) 2024 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.darkmode 18 19 import android.Manifest 20 import android.app.settings.SettingsEnums.ACTION_DARK_THEME 21 import android.content.Context 22 import android.os.PowerManager 23 import androidx.preference.Preference 24 import com.android.settings.R 25 import com.android.settings.contract.KEY_DARK_THEME 26 import com.android.settings.flags.Flags 27 import com.android.settings.metrics.PreferenceActionMetricsProvider 28 import com.android.settingslib.PrimarySwitchPreferenceBinding 29 import com.android.settingslib.datastore.KeyValueStore 30 import com.android.settingslib.datastore.Permissions 31 import com.android.settingslib.metadata.BooleanValuePreference 32 import com.android.settingslib.metadata.PreferenceMetadata 33 import com.android.settingslib.metadata.PreferenceSummaryProvider 34 import com.android.settingslib.metadata.ProvidePreferenceScreen 35 import com.android.settingslib.metadata.ReadWritePermit 36 import com.android.settingslib.metadata.SensitivityLevel 37 import com.android.settingslib.metadata.preferenceHierarchy 38 import com.android.settingslib.preference.PreferenceScreenCreator 39 40 // LINT.IfChange 41 @ProvidePreferenceScreen(DarkModeScreen.KEY) 42 class DarkModeScreen(context: Context) : 43 PreferenceScreenCreator, 44 PrimarySwitchPreferenceBinding, 45 PreferenceActionMetricsProvider, 46 BooleanValuePreference, 47 PreferenceSummaryProvider { 48 49 private val darkModeStorage = DarkModeStorage(context) 50 51 override val key: String 52 get() = KEY 53 54 override val title: Int 55 get() = R.string.dark_ui_mode 56 57 override val keywords: Int 58 get() = R.string.keywords_dark_ui_mode 59 60 override val preferenceActionMetrics: Int 61 get() = ACTION_DARK_THEME 62 tagsnull63 override fun tags(context: Context) = arrayOf(KEY_DARK_THEME) 64 65 override fun getReadPermissions(context: Context) = Permissions.EMPTY 66 67 override fun getWritePermissions(context: Context) = 68 Permissions.allOf(Manifest.permission.MODIFY_DAY_NIGHT_MODE) 69 70 override fun getReadPermit(context: Context, callingPid: Int, callingUid: Int) = 71 ReadWritePermit.ALLOW 72 73 override fun getWritePermit( 74 context: Context, 75 value: Boolean?, 76 callingPid: Int, 77 callingUid: Int, 78 ) = ReadWritePermit.ALLOW 79 80 override val sensitivityLevel 81 get() = SensitivityLevel.NO_SENSITIVITY 82 83 override fun isFlagEnabled(context: Context) = Flags.catalystDarkUiMode() 84 85 override fun fragmentClass() = DarkModeSettingsFragment::class.java 86 87 override fun hasCompleteHierarchy() = false 88 89 override fun getPreferenceHierarchy(context: Context) = preferenceHierarchy(context, this) {} 90 storagenull91 override fun storage(context: Context): KeyValueStore = darkModeStorage 92 93 override fun bind(preference: Preference, metadata: PreferenceMetadata) { 94 super.bind(preference, metadata) 95 if (preference is DarkModePreference) preference.setCatalystEnabled(true) 96 } 97 isEnablednull98 override fun isEnabled(context: Context) = !context.isPowerSaveMode() 99 100 override fun getSummary(context: Context): CharSequence? { 101 val active = darkModeStorage.getBoolean(KEY) == true 102 return when { 103 !context.isPowerSaveMode() -> AutoDarkTheme.getStatus(context, active) 104 active -> context.getString(R.string.dark_ui_mode_disabled_summary_dark_theme_on) 105 else -> context.getString(R.string.dark_ui_mode_disabled_summary_dark_theme_off) 106 } 107 } 108 109 companion object { 110 const val KEY = "dark_ui_mode" 111 Contextnull112 private fun Context.isPowerSaveMode() = 113 getSystemService(PowerManager::class.java)?.isPowerSaveMode == true 114 } 115 } 116 // LINT.ThenChange(../DarkUIPreferenceController.java) 117