private void btnCell_Click(object sender, RoutedEventArgs e) { EnableUnenableRDB(false); string btnName = ((Button)sender).Name; for (int i = 0; i < MAX_SQUARE; i++) { for (int j = 0; j < MAX_SQUARE; j++) { if (LButton[i, j].Name.Equals(btnName)) { BoardChess.PlayAt(i, j, Mode); return; } } } }