83798bfbc5
Flagged with enable_le_audio_sharing Bug: 305620450 Test: Manual Change-Id: Iea5d4faa83eeef2d7104b9c31679e9226b75f4a6
514 lines
22 KiB
Java
514 lines
22 KiB
Java
/*
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* Copyright (C) 2023 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.connecteddevice.audiosharing;
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import android.bluetooth.BluetoothAdapter;
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import android.bluetooth.BluetoothDevice;
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import android.bluetooth.BluetoothLeBroadcast;
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import android.bluetooth.BluetoothLeBroadcastAssistant;
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import android.bluetooth.BluetoothLeBroadcastMetadata;
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import android.bluetooth.BluetoothLeBroadcastReceiveState;
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import android.bluetooth.BluetoothProfile;
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import android.content.Context;
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import android.content.pm.PackageManager;
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import android.util.Log;
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import androidx.annotation.NonNull;
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import androidx.lifecycle.DefaultLifecycleObserver;
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import androidx.lifecycle.LifecycleOwner;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceGroup;
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import androidx.preference.PreferenceScreen;
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import com.android.settings.bluetooth.BluetoothDeviceUpdater;
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import com.android.settings.bluetooth.Utils;
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import com.android.settings.connecteddevice.DevicePreferenceCallback;
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import com.android.settings.core.BasePreferenceController;
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import com.android.settings.dashboard.DashboardFragment;
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import com.android.settings.flags.Flags;
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import com.android.settingslib.bluetooth.BluetoothCallback;
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import com.android.settingslib.bluetooth.CachedBluetoothDevice;
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import com.android.settingslib.bluetooth.LeAudioProfile;
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import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcast;
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import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcastAssistant;
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import com.android.settingslib.bluetooth.LocalBluetoothManager;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import java.util.concurrent.Executor;
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import java.util.concurrent.Executors;
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public class AudioSharingDevicePreferenceController extends BasePreferenceController
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implements DefaultLifecycleObserver, DevicePreferenceCallback, BluetoothCallback {
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private static final String TAG = "AudioSharingDevicePrefController";
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private static final String KEY = "audio_sharing_device_list";
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private static final String KEY_AUDIO_SHARING_SETTINGS =
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"connected_device_audio_sharing_settings";
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private final LocalBluetoothManager mLocalBtManager;
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private final LocalBluetoothLeBroadcast mBroadcast;
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private final LocalBluetoothLeBroadcastAssistant mAssistant;
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private final Executor mExecutor;
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private PreferenceGroup mPreferenceGroup;
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private Preference mAudioSharingSettingsPreference;
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private BluetoothDeviceUpdater mBluetoothDeviceUpdater;
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private DashboardFragment mFragment;
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private List<BluetoothDevice> mTargetSinks = new ArrayList<>();
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private final BluetoothLeBroadcast.Callback mBroadcastCallback =
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new BluetoothLeBroadcast.Callback() {
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@Override
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public void onBroadcastStarted(int reason, int broadcastId) {
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Log.d(
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TAG,
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"onBroadcastStarted(), reason = "
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+ reason
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+ ", broadcastId = "
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+ broadcastId);
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}
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@Override
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public void onBroadcastStartFailed(int reason) {
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Log.d(TAG, "onBroadcastStartFailed(), reason = " + reason);
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// TODO: handle broadcast start fail
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}
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@Override
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public void onBroadcastMetadataChanged(
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int broadcastId, @NonNull BluetoothLeBroadcastMetadata metadata) {
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Log.d(
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TAG,
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"onBroadcastMetadataChanged(), broadcastId = "
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+ broadcastId
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+ ", metadata = "
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+ metadata);
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addSourceToTargetDevices(mTargetSinks);
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mTargetSinks = new ArrayList<>();
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}
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@Override
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public void onBroadcastStopped(int reason, int broadcastId) {
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Log.d(
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TAG,
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"onBroadcastStopped(), reason = "
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+ reason
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+ ", broadcastId = "
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+ broadcastId);
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}
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@Override
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public void onBroadcastStopFailed(int reason) {
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Log.d(TAG, "onBroadcastStopFailed(), reason = " + reason);
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// TODO: handle broadcast stop fail
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}
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@Override
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public void onBroadcastUpdated(int reason, int broadcastId) {}
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@Override
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public void onBroadcastUpdateFailed(int reason, int broadcastId) {}
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@Override
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public void onPlaybackStarted(int reason, int broadcastId) {}
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@Override
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public void onPlaybackStopped(int reason, int broadcastId) {}
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};
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private BluetoothLeBroadcastAssistant.Callback mBroadcastAssistantCallback =
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new BluetoothLeBroadcastAssistant.Callback() {
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@Override
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public void onSearchStarted(int reason) {}
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@Override
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public void onSearchStartFailed(int reason) {}
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@Override
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public void onSearchStopped(int reason) {}
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@Override
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public void onSearchStopFailed(int reason) {}
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@Override
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public void onSourceFound(@NonNull BluetoothLeBroadcastMetadata source) {}
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@Override
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public void onSourceAdded(@NonNull BluetoothDevice sink, int sourceId, int reason) {
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Log.d(
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TAG,
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"onSourceAdded(), sink = "
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+ sink
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+ ", sourceId = "
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+ sourceId
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+ ", reason = "
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+ reason);
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mBluetoothDeviceUpdater.forceUpdate();
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}
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@Override
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public void onSourceAddFailed(
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@NonNull BluetoothDevice sink,
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@NonNull BluetoothLeBroadcastMetadata source,
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int reason) {
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Log.d(
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TAG,
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"onSourceAddFailed(), sink = "
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+ sink
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+ ", source = "
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+ source
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+ ", reason = "
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+ reason);
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}
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@Override
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public void onSourceModified(
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@NonNull BluetoothDevice sink, int sourceId, int reason) {}
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@Override
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public void onSourceModifyFailed(
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@NonNull BluetoothDevice sink, int sourceId, int reason) {}
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@Override
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public void onSourceRemoved(
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@NonNull BluetoothDevice sink, int sourceId, int reason) {
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Log.d(
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TAG,
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"onSourceRemoved(), sink = "
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+ sink
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+ ", sourceId = "
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+ sourceId
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+ ", reason = "
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+ reason);
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mBluetoothDeviceUpdater.forceUpdate();
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}
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@Override
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public void onSourceRemoveFailed(
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@NonNull BluetoothDevice sink, int sourceId, int reason) {
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Log.d(
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TAG,
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"onSourceRemoveFailed(), sink = "
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+ sink
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+ ", sourceId = "
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+ sourceId
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+ ", reason = "
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+ reason);
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}
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@Override
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public void onReceiveStateChanged(
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BluetoothDevice sink,
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int sourceId,
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BluetoothLeBroadcastReceiveState state) {}
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};
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public AudioSharingDevicePreferenceController(Context context) {
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super(context, KEY);
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mLocalBtManager = Utils.getLocalBtManager(mContext);
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mBroadcast = mLocalBtManager.getProfileManager().getLeAudioBroadcastProfile();
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mAssistant = mLocalBtManager.getProfileManager().getLeAudioBroadcastAssistantProfile();
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mExecutor = Executors.newSingleThreadExecutor();
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}
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@Override
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public void onStart(@NonNull LifecycleOwner owner) {
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if (mLocalBtManager == null) {
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Log.d(TAG, "onStart() Bluetooth is not supported on this device");
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return;
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}
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if (mBroadcast == null || mAssistant == null) {
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Log.d(TAG, "onStart() Broadcast or assistant is not supported on this device");
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return;
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}
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if (mBluetoothDeviceUpdater == null) {
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Log.d(TAG, "onStart() Bluetooth device updater is not initialized");
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return;
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}
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mLocalBtManager.getEventManager().registerCallback(this);
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mBroadcast.registerServiceCallBack(mExecutor, mBroadcastCallback);
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mAssistant.registerServiceCallBack(mExecutor, mBroadcastAssistantCallback);
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mBluetoothDeviceUpdater.registerCallback();
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mBluetoothDeviceUpdater.refreshPreference();
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}
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@Override
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public void onStop(@NonNull LifecycleOwner owner) {
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if (mLocalBtManager == null) {
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Log.d(TAG, "onStop() Bluetooth is not supported on this device");
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return;
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}
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if (mBroadcast == null || mAssistant == null) {
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Log.d(TAG, "onStop() Broadcast or assistant is not supported on this device");
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return;
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}
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if (mBluetoothDeviceUpdater == null) {
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Log.d(TAG, "onStop() Bluetooth device updater is not initialized");
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return;
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}
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mLocalBtManager.getEventManager().unregisterCallback(this);
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// TODO: verify the reason for failing to unregister
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try {
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mBroadcast.unregisterServiceCallBack(mBroadcastCallback);
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mAssistant.unregisterServiceCallBack(mBroadcastAssistantCallback);
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} catch (IllegalArgumentException e) {
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Log.e(
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TAG,
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"Fail to unregister broadcast or assistant callback due to " + e.getMessage());
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}
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mBluetoothDeviceUpdater.unregisterCallback();
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}
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@Override
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public void displayPreference(PreferenceScreen screen) {
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super.displayPreference(screen);
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mPreferenceGroup = screen.findPreference(KEY);
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mAudioSharingSettingsPreference =
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mPreferenceGroup.findPreference(KEY_AUDIO_SHARING_SETTINGS);
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mPreferenceGroup.setVisible(false);
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mAudioSharingSettingsPreference.setVisible(false);
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if (isAvailable()) {
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mBluetoothDeviceUpdater.setPrefContext(screen.getContext());
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mBluetoothDeviceUpdater.forceUpdate();
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}
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}
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@Override
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public int getAvailabilityStatus() {
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return mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_BLUETOOTH)
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&& Flags.enableLeAudioSharing()
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? AVAILABLE_UNSEARCHABLE
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: UNSUPPORTED_ON_DEVICE;
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}
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@Override
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public String getPreferenceKey() {
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return KEY;
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}
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@Override
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public void onDeviceAdded(Preference preference) {
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if (mPreferenceGroup.getPreferenceCount() == 1) {
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mPreferenceGroup.setVisible(true);
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mAudioSharingSettingsPreference.setVisible(true);
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}
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mPreferenceGroup.addPreference(preference);
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}
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@Override
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public void onDeviceRemoved(Preference preference) {
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mPreferenceGroup.removePreference(preference);
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if (mPreferenceGroup.getPreferenceCount() == 1) {
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mPreferenceGroup.setVisible(false);
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mAudioSharingSettingsPreference.setVisible(false);
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}
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}
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@Override
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public void onProfileConnectionStateChanged(
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@NonNull CachedBluetoothDevice cachedDevice,
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@ConnectionState int state,
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int bluetoothProfile) {
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if (state != BluetoothAdapter.STATE_CONNECTED || !cachedDevice.getDevice().isConnected()) {
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Log.d(TAG, "Ignore onProfileConnectionStateChanged, not connected state");
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return;
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}
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if (mFragment == null) {
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Log.d(TAG, "Ignore onProfileConnectionStateChanged, no host fragment");
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return;
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}
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if (mAssistant == null && mBroadcast == null) {
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Log.d(
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TAG,
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"Ignore onProfileConnectionStateChanged, no broadcast or assistant supported");
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return;
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}
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boolean isLeAudioSupported = isLeAudioSupported(cachedDevice);
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// For eligible (LE audio) remote device, we only check its connected LE audio profile.
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if (isLeAudioSupported && bluetoothProfile != BluetoothProfile.LE_AUDIO) {
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Log.d(
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TAG,
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"Ignore onProfileConnectionStateChanged, not the le profile for le audio"
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+ " device");
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return;
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}
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boolean isFirstConnectedProfile = isFirstConnectedProfile(cachedDevice, bluetoothProfile);
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// For ineligible (non LE audio) remote device, we only check its first connected profile.
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if (!isLeAudioSupported && !isFirstConnectedProfile) {
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Log.d(
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TAG,
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"Ignore onProfileConnectionStateChanged, not the first connected profile for"
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+ " non le audio device");
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return;
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}
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if (!isLeAudioSupported) {
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// Handle connected ineligible (non LE audio) remote device
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if (isBroadcasting()) {
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// Show stop audio sharing dialog when an ineligible (non LE audio) remote device
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// connected during a sharing session.
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AudioSharingStopDialogFragment.show(
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mFragment,
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cachedDevice.getName(),
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() -> {
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mBroadcast.stopBroadcast(mBroadcast.getLatestBroadcastId());
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});
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}
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// Do nothing for ineligible (non LE audio) remote device when no sharing session.
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} else {
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Map<Integer, List<CachedBluetoothDevice>> groupedDevices =
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AudioSharingUtils.fetchConnectedDevicesByGroupId(mLocalBtManager);
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// Handle connected eligible (LE audio) remote device
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if (isBroadcasting()) {
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// Show audio sharing switch or join dialog according to device count in the sharing
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// session.
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ArrayList<AudioSharingDeviceItem> deviceItemsInSharingSession =
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AudioSharingUtils.buildOrderedDeviceItemsInSharingSession(
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groupedDevices, mLocalBtManager);
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// Show audio sharing switch dialog when the third eligible (LE audio) remote device
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// connected during a sharing session.
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if (deviceItemsInSharingSession.size() >= 2) {
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AudioSharingDisconnectDialogFragment.show(
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mFragment,
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deviceItemsInSharingSession,
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cachedDevice.getName(),
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(AudioSharingDeviceItem item) -> {
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// Remove all sources from the device user clicked
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for (CachedBluetoothDevice device :
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groupedDevices.get(item.getGroupId())) {
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for (BluetoothLeBroadcastReceiveState source :
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mAssistant.getAllSources(device.getDevice())) {
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mAssistant.removeSource(
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device.getDevice(), source.getSourceId());
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}
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}
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// Add current broadcast to the latest connected device
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mAssistant.addSource(
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cachedDevice.getDevice(),
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mBroadcast.getLatestBluetoothLeBroadcastMetadata(),
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/* isGroupOp= */ true);
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});
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} else {
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// Show audio sharing join dialog when the first or second eligible (LE audio)
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// remote device connected during a sharing session.
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AudioSharingJoinDialogFragment.show(
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mFragment,
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deviceItemsInSharingSession,
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cachedDevice.getName(),
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() -> {
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// Add current broadcast to the latest connected device
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mAssistant.addSource(
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cachedDevice.getDevice(),
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mBroadcast.getLatestBluetoothLeBroadcastMetadata(),
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/* isGroupOp= */ true);
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});
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}
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} else {
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ArrayList<AudioSharingDeviceItem> deviceItems = new ArrayList<>();
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for (List<CachedBluetoothDevice> devices : groupedDevices.values()) {
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// Use random device in the group within the sharing session to
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// represent the group.
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CachedBluetoothDevice device = devices.get(0);
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if (device.getGroupId() == cachedDevice.getGroupId()) {
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continue;
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}
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deviceItems.add(AudioSharingUtils.buildAudioSharingDeviceItem(device));
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}
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// Show audio sharing join dialog when the second eligible (LE audio) remote device
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// connect and no sharing session.
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if (deviceItems.size() == 1) {
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AudioSharingJoinDialogFragment.show(
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mFragment,
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deviceItems,
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cachedDevice.getName(),
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() -> {
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mTargetSinks = new ArrayList<>();
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for (List<CachedBluetoothDevice> devices :
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groupedDevices.values()) {
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for (CachedBluetoothDevice device : devices) {
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mTargetSinks.add(device.getDevice());
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}
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}
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mBroadcast.startBroadcast("test", null);
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});
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}
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}
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}
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}
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/**
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* Initialize the controller.
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*
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* @param fragment The fragment to provide the context and metrics category for {@link
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* AudioSharingBluetoothDeviceUpdater} and provide the host for dialogs.
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*/
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public void init(DashboardFragment fragment) {
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mFragment = fragment;
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mBluetoothDeviceUpdater =
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new AudioSharingBluetoothDeviceUpdater(
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fragment.getContext(),
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AudioSharingDevicePreferenceController.this,
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fragment.getMetricsCategory());
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}
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private boolean isLeAudioSupported(CachedBluetoothDevice cachedDevice) {
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return cachedDevice.getProfiles().stream()
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.anyMatch(
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profile ->
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profile instanceof LeAudioProfile
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&& profile.isEnabled(cachedDevice.getDevice()));
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}
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private boolean isFirstConnectedProfile(
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CachedBluetoothDevice cachedDevice, int bluetoothProfile) {
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return cachedDevice.getProfiles().stream()
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.noneMatch(
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profile ->
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profile.getProfileId() != bluetoothProfile
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&& profile.getConnectionStatus(cachedDevice.getDevice())
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== BluetoothProfile.STATE_CONNECTED);
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}
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private boolean isBroadcasting() {
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return mBroadcast != null && mBroadcast.isEnabled(null);
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}
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private void addSourceToTargetDevices(List<BluetoothDevice> sinks) {
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if (sinks.isEmpty() || mBroadcast == null || mAssistant == null) {
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Log.d(TAG, "Skip adding source to target.");
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return;
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}
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BluetoothLeBroadcastMetadata broadcastMetadata =
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mBroadcast.getLatestBluetoothLeBroadcastMetadata();
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if (broadcastMetadata == null) {
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Log.e(TAG, "Error: There is no broadcastMetadata.");
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return;
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}
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for (BluetoothDevice sink : sinks) {
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Log.d(
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TAG,
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"Add broadcast with broadcastId: "
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+ broadcastMetadata.getBroadcastId()
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+ "to the device: "
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+ sink.getAnonymizedAddress());
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mAssistant.addSource(sink, broadcastMetadata, /* isGroupOp= */ false);
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}
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}
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}
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