public List <CartItem> UpdateCartItems()
 {
     using (ShoppingCartActions usersShoppingCart = new ShoppingCartActions())
     {
         String cardId = usersShoppingCart.GetCardId();
         ShoppingCartActions.ShoppingCartUpdates[] cartUpdates = new ShoppingCartActions.ShoppingCartUpdates[CartList.Rows.Count];
         for (int i = 0; i < CartList.Rows.Count; i++)
         {
             IOrderedDictionary rowValues = new OrderedDictionary();
             rowValues = GetValues(CartList.Rows[i]);
             cartUpdates[i].ProductId = Convert.ToInt32(rowValues["ProductID"]);
             CheckBox cbRemove = new CheckBox();
             cbRemove = (CheckBox)CartList.Rows[i].FindControl("Remove");
             cartUpdates[i].RemoveItem = cbRemove.Checked;
             TextBox quantityTextBox = new TextBox();
             quantityTextBox = (TextBox)CartList.Rows[i].FindControl("PurchaseQuantity");
             cartUpdates[i].PurchaseQuantity = Convert.ToInt16(quantityTextBox.Text.ToString());
         }
         usersShoppingCart.UpdateShoppingCartDatabase(cardId, cartUpdates);
         CartList.DataBind();
         lblTotal.Text = String.Format("{0:c}", usersShoppingCart.GetTotal());
         return(usersShoppingCart.GetCartItems());
     }
 }