/// <summary> /// Adds one or more tracks to an existing playlist in the catalog. /// </summary> private void AddTracksToPlaylist() { PersistentID playlistPID = controller.GetPersistentID(action.PlaylistOID); if (!playlistPID.IsEmpty) { PersistentIDCollection trackPIDs = new PersistentIDCollection(); ObjectIDCollection trackOIDs = action.TrackOIDs; foreach (ObjectID trackOID in trackOIDs) { PersistentID trackPID = controller.GetPersistentID(trackOID); if (!trackPID.IsEmpty) { trackPID.TransientID = trackOID.TrackID; trackPIDs.Add(trackPID); } } if (trackPIDs.Count > 0) { catalog.AddTracksToPlaylist(trackPIDs, playlistPID); } } }
/// <summary> /// Removes a playlist from the catalog. /// </summary> private void RemovePlaylist() { PersistentIDCollection playlistPIDs = new PersistentIDCollection(); foreach (Playlist playlist in controller.Playlists.Values) { if (playlist != null) { playlistPIDs.Add(playlist.PersistentID); playlist.Dispose(); } } if (playlistPIDs.Count > 0) { catalog.RefreshPlaylists(playlistPIDs); } }