protected void OnModelReloadedHandler(object o, EventArgs args)
 {
     if (model_count != album_loader.Model.Count)
     {
         model_count = album_loader.Model.Count;
         CoverManager.ReloadCovers();
     }
 }
        public void SetModel(FilterListModel <AlbumInfo> value)
        {
            if (value != album_loader.Model)
            {
                if (album_loader.Model != null)
                {
                    album_loader.Model.Cleared  -= OnModelClearedHandler;
                    album_loader.Model.Reloaded -= OnModelReloadedHandler;
                }

                album_loader.Model = value;

                if (album_loader.Model != null)
                {
                    album_loader.Model.Cleared  += OnModelClearedHandler;
                    album_loader.Model.Reloaded += OnModelReloadedHandler;
                    model_count = album_loader.Model.Count;
                }
                CoverManager.ReloadCovers();
            }
        }
 protected void OnModelClearedHandler(object o, EventArgs args)
 {
     CoverManager.ReloadCovers();
 }