protected override void OnKeyUp(object sender, KeyEventArgs args) {
switch (args.KeyCode) {
case Keys.H:
if (args.Control && !args.Alt && !args.Shift) {
_helper.Visible = !_helper.Visible;
args.Handled = true;
}
break;
case Keys.D:
if (args.Control && !args.Alt && !args.Shift) {
Kn5ObjectRenderer.Deselect();
}
break;
case Keys.Tab:
if (!args.Control && !args.Alt && !args.Shift) {
args.Handled = true;
}
break;
}
base.OnKeyUp(sender, args);
}