Banshee.Mpris.MediaPlayer.AddPropertyChange C# (CSharp) Method

        public void AddPropertyChange (params PlayerProperties [] properties)
        {
            lock (changed_properties) {
                foreach (PlayerProperties prop in properties) {
                    string prop_name = prop.ToString ();
                    changed_properties[prop_name] = Get (player_interface_name, prop_name);
                }
                // TODO We could check if a property really has changed and only fire the event in that case
                HandlePropertiesChange (player_interface_name);
            }
        }

        private void OnPlayerEvent(PlayerEventArgs args)
        {
            switch (args.Event)
            {
            case PlayerEvent.StartOfStream:
            case PlayerEvent.TrackInfoUpdated:
                player.AddPropertyChange(PlayerProperties.Metadata);
                break;

            case PlayerEvent.StateChange:
                player.AddPropertyChange(PlayerProperties.PlaybackStatus);
                break;

            case PlayerEvent.Seek:
                player.HandleSeek();
                break;

            case PlayerEvent.Volume:
                player.AddPropertyChange(PlayerProperties.Volume);
                break;
            }
        }