| /** |
| * Copyright (C) 2022 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.systemui.bluetooth; |
| |
| import android.annotation.CallbackExecutor; |
| import android.annotation.NonNull; |
| import android.bluetooth.BluetoothLeBroadcast; |
| import android.bluetooth.BluetoothLeBroadcastMetadata; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.os.Bundle; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.util.Log; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.Window; |
| import android.widget.Button; |
| import android.widget.TextView; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.logging.UiEvent; |
| import com.android.internal.logging.UiEventLogger; |
| import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcast; |
| import com.android.settingslib.bluetooth.LocalBluetoothManager; |
| import com.android.settingslib.media.MediaOutputConstants; |
| import com.android.systemui.R; |
| import com.android.systemui.broadcast.BroadcastSender; |
| import com.android.systemui.media.controls.util.MediaDataUtils; |
| import com.android.systemui.media.dialog.MediaOutputDialogFactory; |
| import com.android.systemui.statusbar.phone.SystemUIDialog; |
| |
| import java.util.concurrent.Executor; |
| import java.util.concurrent.Executors; |
| |
| /** |
| * Dialog for showing le audio broadcasting dialog. |
| */ |
| public class BroadcastDialog extends SystemUIDialog { |
| |
| private static final String TAG = "BroadcastDialog"; |
| private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG); |
| private static final int HANDLE_BROADCAST_FAILED_DELAY = 3000; |
| |
| private final Handler mMainThreadHandler = new Handler(Looper.getMainLooper()); |
| |
| private Context mContext; |
| private UiEventLogger mUiEventLogger; |
| @VisibleForTesting |
| protected View mDialogView; |
| private MediaOutputDialogFactory mMediaOutputDialogFactory; |
| private LocalBluetoothManager mLocalBluetoothManager; |
| private BroadcastSender mBroadcastSender; |
| private String mCurrentBroadcastApp; |
| private String mOutputPackageName; |
| private Executor mExecutor; |
| private boolean mShouldLaunchLeBroadcastDialog; |
| private Button mSwitchBroadcast; |
| |
| private final BluetoothLeBroadcast.Callback mBroadcastCallback = |
| new BluetoothLeBroadcast.Callback() { |
| @Override |
| public void onBroadcastStarted(int reason, int broadcastId) { |
| if (DEBUG) { |
| Log.d(TAG, "onBroadcastStarted(), reason = " + reason |
| + ", broadcastId = " + broadcastId); |
| } |
| mMainThreadHandler.post(() -> handleLeBroadcastStarted()); |
| } |
| |
| @Override |
| public void onBroadcastStartFailed(int reason) { |
| if (DEBUG) { |
| Log.d(TAG, "onBroadcastStartFailed(), reason = " + reason); |
| } |
| mMainThreadHandler.postDelayed(() -> handleLeBroadcastStartFailed(), |
| HANDLE_BROADCAST_FAILED_DELAY); |
| } |
| |
| @Override |
| public void onBroadcastMetadataChanged(int broadcastId, |
| @NonNull BluetoothLeBroadcastMetadata metadata) { |
| if (DEBUG) { |
| Log.d(TAG, "onBroadcastMetadataChanged(), broadcastId = " + broadcastId |
| + ", metadata = " + metadata); |
| } |
| mMainThreadHandler.post(() -> handleLeBroadcastMetadataChanged()); |
| } |
| |
| @Override |
| public void onBroadcastStopped(int reason, int broadcastId) { |
| if (DEBUG) { |
| Log.d(TAG, "onBroadcastStopped(), reason = " + reason |
| + ", broadcastId = " + broadcastId); |
| } |
| mMainThreadHandler.post(() -> handleLeBroadcastStopped()); |
| } |
| |
| @Override |
| public void onBroadcastStopFailed(int reason) { |
| if (DEBUG) { |
| Log.d(TAG, "onBroadcastStopFailed(), reason = " + reason); |
| } |
| mMainThreadHandler.postDelayed(() -> handleLeBroadcastStopFailed(), |
| HANDLE_BROADCAST_FAILED_DELAY); |
| } |
| |
| @Override |
| public void onBroadcastUpdated(int reason, int broadcastId) { |
| } |
| |
| @Override |
| public void onBroadcastUpdateFailed(int reason, int broadcastId) { |
| } |
| |
| @Override |
| public void onPlaybackStarted(int reason, int broadcastId) { |
| } |
| |
| @Override |
| public void onPlaybackStopped(int reason, int broadcastId) { |
| } |
| }; |
| |
| public BroadcastDialog(Context context, MediaOutputDialogFactory mediaOutputDialogFactory, |
| LocalBluetoothManager localBluetoothManager, String currentBroadcastApp, |
| String outputPkgName, UiEventLogger uiEventLogger, BroadcastSender broadcastSender) { |
| super(context); |
| if (DEBUG) { |
| Log.d(TAG, "Init BroadcastDialog"); |
| } |
| |
| mContext = getContext(); |
| mMediaOutputDialogFactory = mediaOutputDialogFactory; |
| mLocalBluetoothManager = localBluetoothManager; |
| mCurrentBroadcastApp = currentBroadcastApp; |
| mOutputPackageName = outputPkgName; |
| mUiEventLogger = uiEventLogger; |
| mExecutor = Executors.newSingleThreadExecutor(); |
| mBroadcastSender = broadcastSender; |
| } |
| |
| @Override |
| public void start() { |
| registerBroadcastCallBack(mExecutor, mBroadcastCallback); |
| } |
| |
| @Override |
| public void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| if (DEBUG) { |
| Log.d(TAG, "onCreate"); |
| } |
| |
| mUiEventLogger.log(BroadcastDialogEvent.BROADCAST_DIALOG_SHOW); |
| mDialogView = LayoutInflater.from(mContext).inflate(R.layout.broadcast_dialog, null); |
| final Window window = getWindow(); |
| window.setContentView(mDialogView); |
| |
| TextView title = mDialogView.requireViewById(R.id.dialog_title); |
| TextView subTitle = mDialogView.requireViewById(R.id.dialog_subtitle); |
| title.setText(mContext.getString( |
| R.string.bt_le_audio_broadcast_dialog_title, mCurrentBroadcastApp)); |
| String switchBroadcastApp = MediaDataUtils.getAppLabel(mContext, mOutputPackageName, |
| mContext.getString(R.string.bt_le_audio_broadcast_dialog_unknown_name)); |
| subTitle.setText(mContext.getString( |
| R.string.bt_le_audio_broadcast_dialog_sub_title, switchBroadcastApp)); |
| |
| mSwitchBroadcast = mDialogView.requireViewById(R.id.switch_broadcast); |
| Button changeOutput = mDialogView.requireViewById(R.id.change_output); |
| Button cancelBtn = mDialogView.requireViewById(R.id.cancel); |
| mSwitchBroadcast.setText(mContext.getString( |
| R.string.bt_le_audio_broadcast_dialog_switch_app, switchBroadcastApp), null); |
| mSwitchBroadcast.setOnClickListener((view) -> startSwitchBroadcast()); |
| changeOutput.setOnClickListener((view) -> { |
| mMediaOutputDialogFactory.create(mOutputPackageName, true, null); |
| dismiss(); |
| }); |
| cancelBtn.setOnClickListener((view) -> { |
| if (DEBUG) { |
| Log.d(TAG, "BroadcastDialog dismiss."); |
| } |
| dismiss(); |
| }); |
| } |
| |
| @Override |
| public void stop() { |
| unregisterBroadcastCallBack(mBroadcastCallback); |
| } |
| |
| void refreshSwitchBroadcastButton() { |
| String switchBroadcastApp = MediaDataUtils.getAppLabel(mContext, mOutputPackageName, |
| mContext.getString(R.string.bt_le_audio_broadcast_dialog_unknown_name)); |
| mSwitchBroadcast.setText(mContext.getString( |
| R.string.bt_le_audio_broadcast_dialog_switch_app, switchBroadcastApp), null); |
| mSwitchBroadcast.setEnabled(true); |
| } |
| |
| private void startSwitchBroadcast() { |
| if (DEBUG) { |
| Log.d(TAG, "startSwitchBroadcast"); |
| } |
| mSwitchBroadcast.setText(R.string.media_output_broadcast_starting); |
| mSwitchBroadcast.setEnabled(false); |
| //Stop the current Broadcast |
| if (!stopBluetoothLeBroadcast()) { |
| handleLeBroadcastStopFailed(); |
| return; |
| } |
| } |
| |
| private void registerBroadcastCallBack( |
| @NonNull @CallbackExecutor Executor executor, |
| @NonNull BluetoothLeBroadcast.Callback callback) { |
| LocalBluetoothLeBroadcast broadcast = |
| mLocalBluetoothManager.getProfileManager().getLeAudioBroadcastProfile(); |
| if (broadcast == null) { |
| Log.d(TAG, "The broadcast profile is null"); |
| return; |
| } |
| broadcast.registerServiceCallBack(executor, callback); |
| } |
| |
| private void unregisterBroadcastCallBack(@NonNull BluetoothLeBroadcast.Callback callback) { |
| LocalBluetoothLeBroadcast broadcast = |
| mLocalBluetoothManager.getProfileManager().getLeAudioBroadcastProfile(); |
| if (broadcast == null) { |
| Log.d(TAG, "The broadcast profile is null"); |
| return; |
| } |
| broadcast.unregisterServiceCallBack(callback); |
| } |
| |
| boolean startBluetoothLeBroadcast() { |
| LocalBluetoothLeBroadcast broadcast = |
| mLocalBluetoothManager.getProfileManager().getLeAudioBroadcastProfile(); |
| if (broadcast == null) { |
| Log.d(TAG, "The broadcast profile is null"); |
| return false; |
| } |
| String switchBroadcastApp = MediaDataUtils.getAppLabel(mContext, mOutputPackageName, |
| mContext.getString(R.string.bt_le_audio_broadcast_dialog_unknown_name)); |
| broadcast.startBroadcast(switchBroadcastApp, /*language*/ null); |
| return true; |
| } |
| |
| boolean stopBluetoothLeBroadcast() { |
| LocalBluetoothLeBroadcast broadcast = |
| mLocalBluetoothManager.getProfileManager().getLeAudioBroadcastProfile(); |
| if (broadcast == null) { |
| Log.d(TAG, "The broadcast profile is null"); |
| return false; |
| } |
| broadcast.stopLatestBroadcast(); |
| return true; |
| } |
| |
| @Override |
| public void onWindowFocusChanged(boolean hasFocus) { |
| super.onWindowFocusChanged(hasFocus); |
| if (!hasFocus && isShowing()) { |
| dismiss(); |
| } |
| } |
| |
| public enum BroadcastDialogEvent implements UiEventLogger.UiEventEnum { |
| @UiEvent(doc = "The Broadcast dialog became visible on the screen.") |
| BROADCAST_DIALOG_SHOW(1062); |
| |
| private final int mId; |
| |
| BroadcastDialogEvent(int id) { |
| mId = id; |
| } |
| |
| @Override |
| public int getId() { |
| return mId; |
| } |
| } |
| |
| void handleLeBroadcastStarted() { |
| // Waiting for the onBroadcastMetadataChanged. The UI launchs the broadcast dialog when |
| // the metadata is ready. |
| mShouldLaunchLeBroadcastDialog = true; |
| } |
| |
| private void handleLeBroadcastStartFailed() { |
| mSwitchBroadcast.setText(R.string.media_output_broadcast_start_failed); |
| mSwitchBroadcast.setEnabled(false); |
| refreshSwitchBroadcastButton(); |
| } |
| |
| void handleLeBroadcastMetadataChanged() { |
| if (mShouldLaunchLeBroadcastDialog) { |
| startLeBroadcastDialog(); |
| mShouldLaunchLeBroadcastDialog = false; |
| } |
| } |
| |
| @VisibleForTesting |
| void handleLeBroadcastStopped() { |
| mShouldLaunchLeBroadcastDialog = false; |
| if (!startBluetoothLeBroadcast()) { |
| handleLeBroadcastStartFailed(); |
| return; |
| } |
| } |
| |
| private void handleLeBroadcastStopFailed() { |
| mSwitchBroadcast.setText(R.string.media_output_broadcast_start_failed); |
| mSwitchBroadcast.setEnabled(false); |
| refreshSwitchBroadcastButton(); |
| } |
| |
| private void startLeBroadcastDialog() { |
| mBroadcastSender.sendBroadcast(new Intent() |
| .setPackage(mContext.getPackageName()) |
| .setAction(MediaOutputConstants.ACTION_LAUNCH_MEDIA_OUTPUT_BROADCAST_DIALOG) |
| .putExtra(MediaOutputConstants.EXTRA_PACKAGE_NAME, mOutputPackageName)); |
| dismiss(); |
| } |
| } |