I have the following code:
public void tbSpeed_KeyDown(object sender, KeyRoutedEventArgs e)
{
e.Handled = !((e.Key >= 48 && e.Key <= 57) || (e.Key >= 96 && e.Key <= 105) || (e.Key == 109) || (e.Key == 189));
}
Is there any way to detect if any modifier key like shift is being pressed ?
Use GetKeyState. e.g.
var state = CoreWindow.GetForCurrentThread().GetKeyState(VirtualKey.Shift);
return (state & CoreVirtualKeyStates.Down) == CoreVirtualKeyStates.Down;
Note: For Alt, you would use VirtualKey.Menu.