/// <summary> /// Drops a file onto this TreeList. /// </summary> /// <param name="drgevent"></param> protected override void OnDragDrop(DragEventArgs drgevent) { var files = (string[])drgevent.Data.GetData(DataFormats.FileDrop); string file = files[0]; if (File.Exists(file)) // ie. not a directory { _f.TopMost = true; _f.TopMost = false; if (_f.CheckCloseData(Globals.Close)) { GffLoader.LoadGFFfile(_f, file); } } }