public override BrowserRoot OnGetRoot(string clientPackageName, int clientUid, Bundle rootHints) { LogHelper.Debug(Tag, "OnGetRoot: clientPackageName=" + clientPackageName, "; clientUid=" + clientUid + " ; rootHints=", rootHints); if (!packageValidator.IsCallerAllowed(this, clientPackageName, clientUid)) { LogHelper.Warn(Tag, "OnGetRoot: IGNORING request from untrusted package " + clientPackageName); return(null); } if (CarHelper.IsValidCarPackage(clientPackageName)) { // Optional: if your app needs to adapt ads, music library or anything else that // needs to run differently when connected to the car, this is where you should handle // it. } return(new BrowserRoot(MediaIDHelper.MediaIdRoot, null)); }
public override void OnCreate() { base.OnCreate(); LogHelper.Debug(Tag, "onCreate"); playingQueue = new List <MediaSession.QueueItem> (); musicProvider = new MusicProvider(); packageValidator = new PackageValidator(this); session = new MediaSession(this, "MusicService"); SessionToken = session.SessionToken; var mediaCallback = new MediaSessionCallback(); mediaCallback.OnPlayImpl = () => { LogHelper.Debug(Tag, "play"); if (playingQueue == null || playingQueue.Count != 0) { playingQueue = new List <MediaSession.QueueItem> (QueueHelper.GetRandomQueue(musicProvider)); session.SetQueue(playingQueue); session.SetQueueTitle(GetString(Resource.String.random_queue_title)); currentIndexOnQueue = 0; } if (playingQueue != null && playingQueue.Count != 0) { HandlePlayRequest(); } }; mediaCallback.OnSkipToQueueItemImpl = (id) => { LogHelper.Debug(Tag, "OnSkipToQueueItem:" + id); if (playingQueue != null && playingQueue.Count != 0) { currentIndexOnQueue = QueueHelper.GetMusicIndexOnQueue(playingQueue, id); HandlePlayRequest(); } }; mediaCallback.OnSeekToImpl = (pos) => { LogHelper.Debug(Tag, "onSeekTo:", pos); playback.SeekTo((int)pos); }; mediaCallback.OnPlayFromMediaIdImpl = (mediaId, extras) => { LogHelper.Debug(Tag, "playFromMediaId mediaId:", mediaId, " extras=", extras); playingQueue = QueueHelper.GetPlayingQueue(mediaId, musicProvider); session.SetQueue(playingQueue); var queueTitle = GetString(Resource.String.browse_musics_by_genre_subtitle, MediaIDHelper.ExtractBrowseCategoryValueFromMediaID(mediaId)); session.SetQueueTitle(queueTitle); if (playingQueue != null && playingQueue.Count != 0) { currentIndexOnQueue = QueueHelper.GetMusicIndexOnQueue(playingQueue, mediaId); if (currentIndexOnQueue < 0) { LogHelper.Error(Tag, "playFromMediaId: media ID ", mediaId, " could not be found on queue. Ignoring."); } else { HandlePlayRequest(); } } }; mediaCallback.OnPauseImpl = () => { LogHelper.Debug(Tag, "pause. current state=" + playback.State); HandlePauseRequest(); }; mediaCallback.OnStopImpl = () => { LogHelper.Debug(Tag, "stop. current state=" + playback.State); HandleStopRequest(null); }; mediaCallback.OnSkipToNextImpl = () => { LogHelper.Debug(Tag, "skipToNext"); currentIndexOnQueue++; if (playingQueue != null && currentIndexOnQueue >= playingQueue.Count) { currentIndexOnQueue = 0; } if (QueueHelper.isIndexPlayable(currentIndexOnQueue, playingQueue)) { HandlePlayRequest(); } else { LogHelper.Error(Tag, "skipToNext: cannot skip to next. next Index=" + currentIndexOnQueue + " queue length=" + (playingQueue == null ? "null" : playingQueue.Count.ToString())); HandleStopRequest("Cannot skip"); } }; mediaCallback.OnSkipToPreviousImpl = () => { LogHelper.Debug(Tag, "skipToPrevious"); currentIndexOnQueue--; if (playingQueue != null && currentIndexOnQueue < 0) { currentIndexOnQueue = 0; } if (QueueHelper.isIndexPlayable(currentIndexOnQueue, playingQueue)) { HandlePlayRequest(); } else { LogHelper.Error(Tag, "skipToPrevious: cannot skip to previous. previous Index=" + currentIndexOnQueue + " queue length=" + (playingQueue == null ? "null" : playingQueue.Count.ToString())); HandleStopRequest("Cannot skip"); } }; mediaCallback.OnCustomActionImpl = (action, extras) => { if (CustomActionThumbsUp == action) { LogHelper.Info(Tag, "onCustomAction: favorite for current track"); var track = GetCurrentPlayingMusic(); if (track != null) { var musicId = track.GetString(MediaMetadata.MetadataKeyMediaId); musicProvider.SetFavorite(musicId, !musicProvider.IsFavorite(musicId)); } UpdatePlaybackState(null); } else { LogHelper.Error(Tag, "Unsupported action: ", action); } }; mediaCallback.OnPlayFromSearchImpl = (query, extras) => { LogHelper.Debug(Tag, "playFromSearch query=", query); if (string.IsNullOrEmpty(query)) { playingQueue = new List <MediaSession.QueueItem> (QueueHelper.GetRandomQueue(musicProvider)); } else { playingQueue = new List <MediaSession.QueueItem> (QueueHelper.GetPlayingQueueFromSearch(query, musicProvider)); } LogHelper.Debug(Tag, "playFromSearch playqueue.length=" + playingQueue.Count); session.SetQueue(playingQueue); if (playingQueue != null && playingQueue.Count != 0) { currentIndexOnQueue = 0; HandlePlayRequest(); } else { HandleStopRequest(GetString(Resource.String.no_search_results)); } }; session.SetCallback(mediaCallback); session.SetFlags(MediaSessionFlags.HandlesMediaButtons | MediaSessionFlags.HandlesTransportControls); playback = new Playback(this, musicProvider); playback.State = PlaybackStateCode.None; playback.Callback = this; playback.Start(); var context = ApplicationContext; var intent = new Intent(context, typeof(MusicPlayerActivity)); var pi = PendingIntent.GetActivity(context, 99 /*request code*/, intent, PendingIntentFlags.UpdateCurrent); session.SetSessionActivity(pi); var extraBundle = new Bundle(); CarHelper.SetSlotReservationFlags(extraBundle, true, true, true); session.SetExtras(extraBundle); UpdatePlaybackState(null); mediaNotificationManager = new MediaNotificationManager(this); }