private void AddToCart_Click(object sender, RoutedEventArgs e) { if (MainWindow.customer == null) { MessageBox.Show("Please login first!"); var userWindow = new UserWindow(); userWindow.Show(); } else { MainWindow.customer.UserCart.Items.Add(soundPlayer); MessageBox.Show("Item added to shopping cart!"); } }
private void User_Click(object sender, RoutedEventArgs e) { UserWindow user = new UserWindow(); user.Show(); }