public void Reset(PlaylistItemPUC item = null)
 {
     if (item != null && item != this)
     {
         item.timerVisualiation.Stop();
         item.visualiation.Visible = false;
     }
 }
 private void SetPlaylistItemColor(Color color, PlaylistItemPUC PlaylistItemPUC = null)
 {
     if (PlaylistItemPUC == null)
     {
         this.BackColor        = color;
         btnHeart.BackColor    = color;
         btnArrowAll.BackColor = color;
     }
     else
     {
         PlaylistItemPUC.BackColor             = color;
         PlaylistItemPUC.btnHeart.BackColor    = color;
         PlaylistItemPUC.btnArrowAll.BackColor = color;
     }
 }