public static string ToLabel(this KeyboardKey key)
{
if (key.IsAcceptableInput())
{
return(key.ToChar().ToString());
}
else
{
switch (key)
{
case KeyboardKey.Backspace:
return("←");
case KeyboardKey.Return:
return("return");
default:
throw new System.Exception($"unexpected keycode {key}");
}
}
}
