private void a() { if (partie._elem == 16) { if (partie.GameOver() == 1) { partie.kill(); ecrire(); ws_Copy.Visibility = Visibility.Visible; } else { ws_Copy.Visibility = Visibility.Hidden; } } else { ws_Copy.Visibility = Visibility.Hidden; } if (partie._essai > 0) { backb.IsEnabled = true; } else { backb.IsEnabled = false; } }