Banshee.PlayQueue.PlayQueueSource.AddMoreRandomTracks C# (CSharp) Méthode

        public void AddMoreRandomTracks ()
        {
            int current_fill = current_track == null ? 0 : Count - TrackModel.IndexOf (current_track) - 1;
            upcoming_songs_number += current_fill;
            UpdatePlayQueue ();
            upcoming_songs_number -= current_fill;
        }

 private void OnAddPlayQueueTracks(object o, EventArgs args)
 {
     playqueue.AddMoreRandomTracks();
 }