private void removeOrderDetail_Click(object sender, RoutedEventArgs e)
        {
            DTO.Entity.OrderDetail ord = grdOrderDetails.SelectedItem as DTO.Entity.OrderDetail;
            lstOrderDetails.Remove(ord);

            RefreshGridOrderDetails();
        }
 private static void UpdatePriceOrderDetail(DTO.Entity.OrderDetail orderDetails, decimal price)
 {
     orderDetails.Price  = price;
     orderDetails.Amount = price * orderDetails.Quantity;
 }