0f94d4c718
Test: manual Bug: 358249608 Flag: com.android.settingslib.flags.enable_le_audio_sharing Change-Id: I0f9620d4844b3133f0f213adda24350884fe2d5f
584 lines
24 KiB
Java
584 lines
24 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.app.settings.SettingsEnums;
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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.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.util.FeatureFlagUtils;
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import android.util.Log;
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import android.util.Pair;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.accessibility.AccessibilityEvent;
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import android.widget.CompoundButton;
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import android.widget.CompoundButton.OnCheckedChangeListener;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.annotation.VisibleForTesting;
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import androidx.fragment.app.Fragment;
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import androidx.lifecycle.DefaultLifecycleObserver;
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import androidx.lifecycle.LifecycleOwner;
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import com.android.settings.R;
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import com.android.settings.bluetooth.Utils;
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import com.android.settings.core.BasePreferenceController;
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import com.android.settings.overlay.FeatureFactory;
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import com.android.settings.widget.SettingsMainSwitchBar;
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import com.android.settingslib.bluetooth.BluetoothUtils;
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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 com.android.settingslib.bluetooth.LocalBluetoothProfileManager;
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import com.android.settingslib.core.instrumentation.MetricsFeatureProvider;
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import com.android.settingslib.utils.ThreadUtils;
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import com.google.common.collect.ImmutableList;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Locale;
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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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import java.util.concurrent.atomic.AtomicBoolean;
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public class AudioSharingSwitchBarController extends BasePreferenceController
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implements DefaultLifecycleObserver,
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OnCheckedChangeListener,
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LocalBluetoothProfileManager.ServiceListener {
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private static final String TAG = "AudioSharingSwitchCtlr";
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private static final String PREF_KEY = "audio_sharing_main_switch";
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interface OnAudioSharingStateChangedListener {
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/**
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* The callback which will be triggered when:
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*
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* <p>1. Bluetooth on/off state changes. 2. Broadcast and assistant profile
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* connect/disconnect state changes. 3. Audio sharing start/stop state changes.
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*/
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void onAudioSharingStateChanged();
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/**
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* The callback which will be triggered when:
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*
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* <p>Broadcast and assistant profile connected.
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*/
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void onAudioSharingProfilesConnected();
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}
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private final SettingsMainSwitchBar mSwitchBar;
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private final BluetoothAdapter mBluetoothAdapter;
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@Nullable private final LocalBluetoothManager mBtManager;
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@Nullable private final LocalBluetoothProfileManager mProfileManager;
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@Nullable private final LocalBluetoothLeBroadcast mBroadcast;
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@Nullable private final LocalBluetoothLeBroadcastAssistant mAssistant;
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@Nullable private Fragment mFragment;
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private final Executor mExecutor;
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private final MetricsFeatureProvider mMetricsFeatureProvider;
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private final OnAudioSharingStateChangedListener mListener;
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private Map<Integer, List<BluetoothDevice>> mGroupedConnectedDevices = new HashMap<>();
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private List<BluetoothDevice> mTargetActiveSinks = new ArrayList<>();
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private List<AudioSharingDeviceItem> mDeviceItemsForSharing = new ArrayList<>();
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@VisibleForTesting IntentFilter mIntentFilter;
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private final AtomicBoolean mCallbacksRegistered = new AtomicBoolean(false);
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@VisibleForTesting
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BroadcastReceiver mReceiver =
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new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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updateSwitch();
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mListener.onAudioSharingStateChanged();
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}
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};
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@VisibleForTesting
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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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updateSwitch();
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AudioSharingUtils.toastMessage(
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mContext, mContext.getString(R.string.audio_sharing_sharing_label));
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mListener.onAudioSharingStateChanged();
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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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updateSwitch();
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mMetricsFeatureProvider.action(
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mContext,
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SettingsEnums.ACTION_AUDIO_SHARING_START_FAILED,
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SettingsEnums.AUDIO_SHARING_SETTINGS);
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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.getBroadcastName());
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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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updateSwitch();
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AudioSharingUtils.toastMessage(
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mContext,
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mContext.getString(R.string.audio_sharing_sharing_stopped_label));
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mListener.onAudioSharingStateChanged();
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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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updateSwitch();
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mMetricsFeatureProvider.action(
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mContext,
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SettingsEnums.ACTION_AUDIO_SHARING_STOP_FAILED,
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SettingsEnums.AUDIO_SHARING_SETTINGS);
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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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Log.d(
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TAG,
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"onPlaybackStarted(), reason = "
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+ reason
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+ ", broadcastId = "
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+ broadcastId);
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handleOnBroadcastReady();
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}
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@Override
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public void onPlaybackStopped(int reason, int broadcastId) {}
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};
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@VisibleForTesting
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final 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(
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@NonNull BluetoothDevice sink, int sourceId, int reason) {}
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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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mMetricsFeatureProvider.action(
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mContext,
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SettingsEnums.ACTION_AUDIO_SHARING_JOIN_FAILED,
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SettingsEnums.AUDIO_SHARING_SETTINGS);
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AudioSharingUtils.toastMessage(
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mContext,
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String.format(
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Locale.US,
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"Fail to add source to %s reason %d",
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sink.getAddress(),
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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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@Override
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public void onSourceRemoveFailed(
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@NonNull BluetoothDevice sink, int sourceId, int reason) {}
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@Override
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public void onReceiveStateChanged(
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@NonNull BluetoothDevice sink,
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int sourceId,
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@NonNull BluetoothLeBroadcastReceiveState state) {}
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};
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AudioSharingSwitchBarController(
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Context context,
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SettingsMainSwitchBar switchBar,
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OnAudioSharingStateChangedListener listener) {
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super(context, PREF_KEY);
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mSwitchBar = switchBar;
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mListener = listener;
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mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
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mIntentFilter = new IntentFilter(BluetoothAdapter.ACTION_STATE_CHANGED);
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mBtManager = Utils.getLocalBtManager(context);
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mProfileManager = mBtManager == null ? null : mBtManager.getProfileManager();
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mBroadcast = mProfileManager == null ? null : mProfileManager.getLeAudioBroadcastProfile();
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mAssistant =
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mProfileManager == null
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? null
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: mProfileManager.getLeAudioBroadcastAssistantProfile();
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mExecutor = Executors.newSingleThreadExecutor();
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mMetricsFeatureProvider = FeatureFactory.getFeatureFactory().getMetricsFeatureProvider();
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mSwitchBar.getRootView().setAccessibilityDelegate(new MainSwitchAccessibilityDelegate());
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}
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@Override
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public void onStart(@NonNull LifecycleOwner owner) {
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if (!isAvailable()) {
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Log.d(TAG, "Skip register callbacks. Feature is not available.");
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return;
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}
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mContext.registerReceiver(mReceiver, mIntentFilter, Context.RECEIVER_EXPORTED_UNAUDITED);
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updateSwitch();
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if (!AudioSharingUtils.isAudioSharingProfileReady(mProfileManager)) {
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if (mProfileManager != null) {
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mProfileManager.addServiceListener(this);
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}
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Log.d(TAG, "Skip register callbacks. Profile is not ready.");
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return;
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}
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registerCallbacks();
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}
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@Override
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public void onStop(@NonNull LifecycleOwner owner) {
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if (!isAvailable()) {
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Log.d(TAG, "Skip unregister callbacks. Feature is not available.");
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return;
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}
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mContext.unregisterReceiver(mReceiver);
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if (mProfileManager != null) {
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mProfileManager.removeServiceListener(this);
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}
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unregisterCallbacks();
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}
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@Override
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public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
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// Filter out unnecessary callbacks when switch is disabled.
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if (!buttonView.isEnabled()) return;
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if (mBroadcast == null || mAssistant == null) {
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mSwitchBar.setChecked(false);
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Log.d(TAG, "Skip onCheckedChanged, profile not support.");
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return;
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}
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mSwitchBar.setEnabled(false);
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boolean isBroadcasting = BluetoothUtils.isBroadcasting(mBtManager);
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if (isChecked) {
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if (isBroadcasting) {
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Log.d(TAG, "Skip startAudioSharing, already broadcasting.");
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mSwitchBar.setEnabled(true);
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return;
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}
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// FeatureFlagUtils.SETTINGS_NEED_CONNECTED_BLE_DEVICE_FOR_BROADCAST is always true in
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// prod. We can turn off the flag for debug purpose.
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if (FeatureFlagUtils.isEnabled(
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mContext,
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FeatureFlagUtils.SETTINGS_NEED_CONNECTED_BLE_DEVICE_FOR_BROADCAST)
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&& mAssistant.getAllConnectedDevices().isEmpty()) {
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// Pop up dialog to ask users to connect at least one lea buds before audio sharing.
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AudioSharingUtils.postOnMainThread(
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mContext,
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() -> {
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mSwitchBar.setEnabled(true);
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mSwitchBar.setChecked(false);
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if (mFragment != null) {
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AudioSharingConfirmDialogFragment.show(mFragment);
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}
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});
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return;
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}
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startAudioSharing();
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} else {
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if (!isBroadcasting) {
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Log.d(TAG, "Skip stopAudioSharing, already not broadcasting.");
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mSwitchBar.setEnabled(true);
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return;
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}
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stopAudioSharing();
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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 BluetoothUtils.isAudioSharingEnabled() ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
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}
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@Override
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public void onServiceConnected() {
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Log.d(TAG, "onServiceConnected()");
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if (AudioSharingUtils.isAudioSharingProfileReady(mProfileManager)) {
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registerCallbacks();
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updateSwitch();
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mListener.onAudioSharingProfilesConnected();
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mListener.onAudioSharingStateChanged();
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if (mProfileManager != null) {
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mProfileManager.removeServiceListener(this);
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}
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}
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}
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@Override
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public void onServiceDisconnected() {
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Log.d(TAG, "onServiceDisconnected()");
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// Do nothing.
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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 host the {@link AudioSharingSwitchBarController} dialog.
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*/
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public void init(@NonNull Fragment fragment) {
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this.mFragment = fragment;
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}
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/** Test only: set callback registration status in tests. */
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@VisibleForTesting
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void setCallbacksRegistered(boolean registered) {
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mCallbacksRegistered.set(registered);
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}
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private void registerCallbacks() {
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if (!isAvailable()) {
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Log.d(TAG, "Skip registerCallbacks(). Feature is not available.");
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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, "Skip registerCallbacks(). Profile not support on this device.");
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return;
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}
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if (!mCallbacksRegistered.get()) {
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Log.d(TAG, "registerCallbacks()");
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mSwitchBar.addOnSwitchChangeListener(this);
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mBroadcast.registerServiceCallBack(mExecutor, mBroadcastCallback);
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mAssistant.registerServiceCallBack(mExecutor, mBroadcastAssistantCallback);
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mCallbacksRegistered.set(true);
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}
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}
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private void unregisterCallbacks() {
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if (!isAvailable() || !AudioSharingUtils.isAudioSharingProfileReady(mProfileManager)) {
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Log.d(TAG, "Skip unregisterCallbacks(). Feature is not available.");
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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, "Skip unregisterCallbacks(). Profile not support on this device.");
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return;
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}
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if (mCallbacksRegistered.get()) {
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Log.d(TAG, "unregisterCallbacks()");
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mSwitchBar.removeOnSwitchChangeListener(this);
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mBroadcast.unregisterServiceCallBack(mBroadcastCallback);
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mAssistant.unregisterServiceCallBack(mBroadcastAssistantCallback);
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mCallbacksRegistered.set(false);
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}
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}
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private void startAudioSharing() {
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// Compute the device connection state before start audio sharing since the devices will
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// be set to inactive after the broadcast started.
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mGroupedConnectedDevices = AudioSharingUtils.fetchConnectedDevicesByGroupId(mBtManager);
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List<AudioSharingDeviceItem> deviceItems =
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AudioSharingUtils.buildOrderedConnectedLeadAudioSharingDeviceItem(
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mBtManager, mGroupedConnectedDevices, /* filterByInSharing= */ false);
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// deviceItems is ordered. The active device is the first place if exits.
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mDeviceItemsForSharing = new ArrayList<>(deviceItems);
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mTargetActiveSinks = new ArrayList<>();
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if (!deviceItems.isEmpty() && deviceItems.get(0).isActive()) {
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// If active device exists for audio sharing, share to it
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// automatically once the broadcast is started.
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mTargetActiveSinks =
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mGroupedConnectedDevices.getOrDefault(
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deviceItems.get(0).getGroupId(), ImmutableList.of());
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mDeviceItemsForSharing.remove(0);
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}
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if (mBroadcast != null) {
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mBroadcast.startPrivateBroadcast();
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mMetricsFeatureProvider.action(
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mContext,
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SettingsEnums.ACTION_AUDIO_SHARING_MAIN_SWITCH_ON,
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deviceItems.size());
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}
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}
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private void stopAudioSharing() {
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if (mBroadcast != null) {
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mBroadcast.stopBroadcast(mBroadcast.getLatestBroadcastId());
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mMetricsFeatureProvider.action(
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mContext, SettingsEnums.ACTION_AUDIO_SHARING_MAIN_SWITCH_OFF);
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}
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}
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private void updateSwitch() {
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var unused =
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ThreadUtils.postOnBackgroundThread(
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() -> {
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boolean isBroadcasting = BluetoothUtils.isBroadcasting(mBtManager);
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boolean isStateReady =
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isBluetoothOn()
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&& AudioSharingUtils.isAudioSharingProfileReady(
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mProfileManager);
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AudioSharingUtils.postOnMainThread(
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mContext,
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() -> {
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if (mSwitchBar.isChecked() != isBroadcasting) {
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mSwitchBar.setChecked(isBroadcasting);
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}
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if (mSwitchBar.isEnabled() != isStateReady) {
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mSwitchBar.setEnabled(isStateReady);
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}
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Log.d(
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TAG,
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"updateSwitch, checked = "
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+ isBroadcasting
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+ ", enabled = "
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+ isStateReady);
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});
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});
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}
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|
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private boolean isBluetoothOn() {
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return mBluetoothAdapter != null && mBluetoothAdapter.isEnabled();
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}
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|
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private void handleOnBroadcastReady() {
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Pair<Integer, Object>[] eventData =
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AudioSharingUtils.buildAudioSharingDialogEventData(
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SettingsEnums.AUDIO_SHARING_SETTINGS,
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SettingsEnums.DIALOG_AUDIO_SHARING_ADD_DEVICE,
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/* userTriggered= */ false,
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/* deviceCountInSharing= */ mTargetActiveSinks.isEmpty() ? 0 : 1,
|
|
/* candidateDeviceCount= */ mDeviceItemsForSharing.size());
|
|
if (!mTargetActiveSinks.isEmpty()) {
|
|
Log.d(TAG, "handleOnBroadcastReady: automatically add source to active sinks.");
|
|
AudioSharingUtils.addSourceToTargetSinks(mTargetActiveSinks, mBtManager);
|
|
mMetricsFeatureProvider.action(mContext, SettingsEnums.ACTION_AUTO_JOIN_AUDIO_SHARING);
|
|
mTargetActiveSinks.clear();
|
|
}
|
|
if (mFragment == null) {
|
|
Log.d(TAG, "handleOnBroadcastReady: dialog fail to show due to null fragment.");
|
|
mGroupedConnectedDevices.clear();
|
|
mDeviceItemsForSharing.clear();
|
|
return;
|
|
}
|
|
showDialog(eventData);
|
|
}
|
|
|
|
private void showDialog(Pair<Integer, Object>[] eventData) {
|
|
AudioSharingDialogFragment.DialogEventListener listener =
|
|
new AudioSharingDialogFragment.DialogEventListener() {
|
|
@Override
|
|
public void onItemClick(@NonNull AudioSharingDeviceItem item) {
|
|
AudioSharingUtils.addSourceToTargetSinks(
|
|
mGroupedConnectedDevices.getOrDefault(
|
|
item.getGroupId(), ImmutableList.of()),
|
|
mBtManager);
|
|
mGroupedConnectedDevices.clear();
|
|
mDeviceItemsForSharing.clear();
|
|
}
|
|
|
|
@Override
|
|
public void onCancelClick() {
|
|
mGroupedConnectedDevices.clear();
|
|
mDeviceItemsForSharing.clear();
|
|
}
|
|
};
|
|
AudioSharingUtils.postOnMainThread(
|
|
mContext,
|
|
() -> {
|
|
// Check nullability to pass NullAway check
|
|
if (mFragment != null) {
|
|
AudioSharingDialogFragment.show(
|
|
mFragment, mDeviceItemsForSharing, listener, eventData);
|
|
}
|
|
});
|
|
}
|
|
|
|
private static final class MainSwitchAccessibilityDelegate extends View.AccessibilityDelegate {
|
|
@Override
|
|
public boolean onRequestSendAccessibilityEvent(
|
|
@NonNull ViewGroup host, @NonNull View view, @NonNull AccessibilityEvent event) {
|
|
if (event.getEventType() == AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED
|
|
&& (event.getContentChangeTypes()
|
|
& AccessibilityEvent.CONTENT_CHANGE_TYPE_ENABLED)
|
|
!= 0) {
|
|
Log.d(TAG, "Skip accessibility event for CONTENT_CHANGE_TYPE_ENABLED");
|
|
return false;
|
|
}
|
|
return super.onRequestSendAccessibilityEvent(host, view, event);
|
|
}
|
|
}
|
|
}
|