C# (CSharp) restaurant newOrder примеры использования

Пример #1

        private void Btn_newOrder_Click(object sender, RoutedEventArgs e)
        {
            var newOrderPager = new newOrder();

            Frm_pageView.Content = newOrderPager;
            newOrder             = newOrderPager;
        }

Пример #2

        private void Btn_newOrder_Click(object sender, RoutedEventArgs e)
        {
            var newOrderPager = new newOrder();

            Frm_pageView.Content = newOrderPager;
            Dpl_bill.Visibility  = Visibility.Hidden;
            Dpl_new.Visibility   = Visibility.Visible;
            Dpl_ready.Visibility = Visibility.Hidden;
        }