public void RemoveGesture(object sender, RoutedEventArgs e)
{
if (sender is not FrameworkElement element || element.DataContext is not KeyValuePair <IInputGestureDescriptor, ObservableConcurrentCollection <IShortcutAction> > pair)
{
return;
}
var(gestureDescriptor, _) = pair;
_manager.UnregisterGesture(gestureDescriptor);
}