private void BeforeButton_Click(object sender, RoutedEventArgs e) { SelectPayment selectPayment = new SelectPayment(); if (NavigationService.CanGoBack) { if (OrderState.GetInstance().Count > 0) { MessageBoxResult m = MessageBox.Show("선택하신 모든 메뉴가 삭제됩니다.", "이전 페이지로 가시겠습니까?", MessageBoxButton.YesNo); if (m == MessageBoxResult.Yes) { OrderState.GetInstance().Clear(); NavigationService.GoBack(); return; } else if (m == MessageBoxResult.No) { return; } } else { NavigationService.GoBack(); } } }
private void goToPay_Click(object sender, EventArgs args) { Customer.getInstance().tableNum = selectedIdx; SelectPayment select = new SelectPayment(); NavigationService.Navigate(select); }
private void Button_Click_2(object sender, RoutedEventArgs e) { Customer.getInstance().tableNum = 0; SelectPayment select = new SelectPayment(); NavigationService.Navigate(select); }