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.bluetooth; 18 19 import static com.android.settings.bluetooth.BluetoothDetailsHearingDeviceController.KEY_HEARING_DEVICE_GROUP; 20 import static com.android.settings.bluetooth.BluetoothDetailsHearingDeviceController.ORDER_AMBIENT_VOLUME; 21 22 import android.content.Context; 23 import android.util.Log; 24 25 import androidx.annotation.NonNull; 26 import androidx.annotation.Nullable; 27 import androidx.annotation.VisibleForTesting; 28 import androidx.preference.PreferenceCategory; 29 import androidx.preference.PreferenceFragmentCompat; 30 import androidx.preference.PreferenceScreen; 31 32 import com.android.settingslib.bluetooth.AmbientVolumeUiController; 33 import com.android.settingslib.bluetooth.CachedBluetoothDevice; 34 import com.android.settingslib.bluetooth.LocalBluetoothManager; 35 import com.android.settingslib.bluetooth.VolumeControlProfile; 36 import com.android.settingslib.core.instrumentation.Instrumentable; 37 import com.android.settingslib.core.lifecycle.Lifecycle; 38 import com.android.settingslib.core.lifecycle.events.OnStart; 39 import com.android.settingslib.core.lifecycle.events.OnStop; 40 import com.android.settingslib.utils.ThreadUtils; 41 42 /** A {@link BluetoothDetailsController} that manages ambient volume preference. */ 43 public class BluetoothDetailsAmbientVolumePreferenceController extends BluetoothDetailsController 44 implements OnStart, OnStop { 45 46 private static final boolean DEBUG = true; 47 private static final String TAG = "AmbientPrefController"; 48 49 static final String KEY_AMBIENT_VOLUME = "ambient_volume"; 50 static final String KEY_AMBIENT_VOLUME_SLIDER = "ambient_volume_slider"; 51 52 private final LocalBluetoothManager mBluetoothManager; 53 @Nullable 54 private AmbientVolumePreference mPreference; 55 @Nullable 56 private AmbientVolumeUiController mAmbientUiController; 57 BluetoothDetailsAmbientVolumePreferenceController(@onNull Context context, @NonNull LocalBluetoothManager manager, @NonNull PreferenceFragmentCompat fragment, @NonNull CachedBluetoothDevice device, @NonNull Lifecycle lifecycle)58 public BluetoothDetailsAmbientVolumePreferenceController(@NonNull Context context, 59 @NonNull LocalBluetoothManager manager, 60 @NonNull PreferenceFragmentCompat fragment, 61 @NonNull CachedBluetoothDevice device, 62 @NonNull Lifecycle lifecycle) { 63 super(context, fragment, device, lifecycle); 64 mBluetoothManager = manager; 65 } 66 67 @VisibleForTesting BluetoothDetailsAmbientVolumePreferenceController(@onNull Context context, @NonNull LocalBluetoothManager manager, @NonNull PreferenceFragmentCompat fragment, @NonNull CachedBluetoothDevice device, @NonNull Lifecycle lifecycle, @NonNull AmbientVolumeUiController uiController)68 public BluetoothDetailsAmbientVolumePreferenceController(@NonNull Context context, 69 @NonNull LocalBluetoothManager manager, 70 @NonNull PreferenceFragmentCompat fragment, 71 @NonNull CachedBluetoothDevice device, 72 @NonNull Lifecycle lifecycle, 73 @NonNull AmbientVolumeUiController uiController) { 74 super(context, fragment, device, lifecycle); 75 mBluetoothManager = manager; 76 mAmbientUiController = uiController; 77 } 78 79 @Override init(PreferenceScreen screen)80 protected void init(PreferenceScreen screen) { 81 PreferenceCategory deviceControls = screen.findPreference(KEY_HEARING_DEVICE_GROUP); 82 if (deviceControls == null) { 83 return; 84 } 85 mPreference = new AmbientVolumePreference(deviceControls.getContext()); 86 mPreference.setKey(KEY_AMBIENT_VOLUME); 87 mPreference.setOrder(ORDER_AMBIENT_VOLUME); 88 if (mFragment instanceof Instrumentable) { 89 mPreference.setMetricsCategory(((Instrumentable) mFragment).getMetricsCategory()); 90 } 91 deviceControls.addPreference(mPreference); 92 93 mAmbientUiController = new AmbientVolumeUiController(mContext, mBluetoothManager, 94 mPreference); 95 mAmbientUiController.loadDevice(mCachedDevice); 96 } 97 98 @Override onStart()99 public void onStart() { 100 ThreadUtils.postOnBackgroundThread(() -> { 101 if (mAmbientUiController != null) { 102 mAmbientUiController.start(); 103 } 104 }); 105 } 106 107 @Override onResume()108 public void onResume() { 109 refresh(); 110 } 111 112 @Override onPause()113 public void onPause() { 114 } 115 116 @Override onStop()117 public void onStop() { 118 ThreadUtils.postOnBackgroundThread(() -> { 119 if (mAmbientUiController != null) { 120 mAmbientUiController.stop(); 121 } 122 }); 123 } 124 125 @Override refresh()126 protected void refresh() { 127 if (!isAvailable()) { 128 return; 129 } 130 if (mAmbientUiController != null) { 131 mAmbientUiController.refresh(); 132 } 133 } 134 135 @Override isAvailable()136 public boolean isAvailable() { 137 boolean isHearingDevice = mCachedDevice.isHearingDevice(); 138 boolean supportVcp = mCachedDevice.getProfiles().stream().anyMatch( 139 profile -> profile instanceof VolumeControlProfile); 140 boolean hasAmbientControl = 141 mAmbientUiController != null && mAmbientUiController.isAmbientControlAvailable(); 142 if (DEBUG) { 143 Log.v(TAG, "isAvailable, isHearingDevice=" + isHearingDevice 144 + ", supportVcp=" + supportVcp 145 + ", hasAmbientControl=" + hasAmbientControl); 146 } 147 return isHearingDevice && supportVcp && hasAmbientControl; 148 } 149 150 @Nullable 151 @Override getPreferenceKey()152 public String getPreferenceKey() { 153 return KEY_AMBIENT_VOLUME; 154 } 155 } 156