protected override void OnPreviewKeyUp(KeyEventArgs e) { //bool alt = e.SystemKey == Key.LeftAlt || e.Key == Key.LeftAlt; if (e.Key == Key.Escape) { this.Hide(); } if (e.Key == Key.Left) { UpdateCursorpos(-1); } if (e.Key == Key.Right) { UpdateCursorpos(1); } if (e.Key == Key.Enter) { if (selectedicon != null) { selectedicon.Start(); } } base.OnPreviewKeyUp(e); }