private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
if ((int)this.Choise == -1)
{
this.Choise = PromotionChoise.Queen;
}
}
private void Clicked(object sender, RoutedEventArgs e)
{
string n = ((Button)sender).Content.ToString();
this.Choise = n == "Knight" ? PromotionChoise.Knight :
n == "Rook" ? PromotionChoise.Rook :
n == "Bishop" ? PromotionChoise.Bishop :
PromotionChoise.Queen;
this.Close();
}