1 /* <lambda>null2 * Copyright (C) 2025 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.sound 18 19 import android.content.Context 20 import com.android.settings.R 21 import com.android.settings.flags.Flags 22 import com.android.settingslib.datastore.AbstractKeyedDataObservable 23 import com.android.settingslib.datastore.HandlerExecutor 24 import com.android.settingslib.datastore.KeyValueStore 25 import com.android.settingslib.datastore.KeyValueStoreDelegate 26 import com.android.settingslib.datastore.KeyedObserver 27 import com.android.settingslib.datastore.SettingsSecureStore 28 import com.android.settingslib.metadata.PreferenceChangeReason 29 import com.android.settingslib.metadata.PreferenceSummaryProvider 30 import com.android.settingslib.metadata.ProvidePreferenceScreen 31 import com.android.settingslib.metadata.preferenceHierarchy 32 import com.android.settingslib.preference.PreferenceScreenCreator 33 34 // LINT.IfChange 35 @ProvidePreferenceScreen(MediaControlsScreen.KEY) 36 class MediaControlsScreen(context: Context) : 37 AbstractKeyedDataObservable<String>(), PreferenceScreenCreator, PreferenceSummaryProvider { 38 39 private val observer = 40 KeyedObserver<String> { _, _ -> notifyChange(KEY, PreferenceChangeReason.STATE) } 41 42 private val mediaControlsStore = MediaControlsStore(SettingsSecureStore.get(context)) 43 44 override val key: String 45 get() = KEY 46 47 override val title: Int 48 get() = R.string.media_controls_title 49 50 override val keywords: Int 51 get() = R.string.keywords_media_controls 52 53 override fun onFirstObserverAdded() { 54 mediaControlsStore.addObserver( 55 MediaControlsSwitchPreference.KEY, 56 observer, 57 HandlerExecutor.main, 58 ) 59 } 60 61 override fun onLastObserverRemoved() { 62 mediaControlsStore.removeObserver(MediaControlsSwitchPreference.KEY, observer) 63 } 64 65 override fun isFlagEnabled(context: Context) = Flags.catalystMediaControls() 66 67 override fun fragmentClass() = MediaControlsSettings::class.java 68 69 override fun getPreferenceHierarchy(context: Context) = 70 preferenceHierarchy(context, this) { 71 +MediaControlsSwitchPreference(mediaControlsStore) 72 +MediaControlsLockscreenSwitchPreference() 73 } 74 75 override fun getSummary(context: Context): CharSequence? = 76 if (mediaControlsStore.getBoolean(MediaControlsSwitchPreference.KEY) == false) { 77 context.getString(R.string.media_controls_hide_player) 78 } else { 79 context.getString(R.string.media_controls_show_player) 80 } 81 82 @Suppress("UNCHECKED_CAST") 83 class MediaControlsStore(private val settingsStore: KeyValueStore) : KeyValueStoreDelegate { 84 85 override val keyValueStoreDelegate 86 get() = settingsStore 87 88 override fun <T : Any> getDefaultValue(key: String, valueType: Class<T>) = true as T 89 } 90 91 companion object { 92 const val KEY = "media_controls" 93 } 94 } 95 // LINT.ThenChange(MediaControlsSettings.java) 96