AW.Portal.UserControls.ShoppingCart.UpdateCart_Click C# (CSharp) Метод

        protected void UpdateCart_Click(object sender, EventArgs e)
        {
            int rowsCount = Gv1.Rows.Count;
            GridViewRow gridRow;

            TextBox quantityTextBox;

            int productId;
            int quantity;
            bool success = true;

            for (int i = 0; i < rowsCount; i++)
            {
                // Get a row
                gridRow = Gv1.Rows[i];
                // The ID of the product being deleted
                productId =Convert.ToInt32(Gv1.DataKeys[i].Value.ToString());
                // Get the quantity TextBox in the Row
                quantityTextBox = (TextBox)gridRow.FindControl("editQuantity");
                // Get the quantity, guarding against bogus values
                if (Int32.TryParse(quantityTextBox.Text, out quantity))
                {
                    Dictionary<int, int> cartItems = (Dictionary<int, int>)Session["ShoppingCart"];
                    int Sqty;
                    if (cartItems.TryGetValue(productId, out Sqty))
                    {

                        // cartItems.Remove(abcid);

                        //Sqty = Sqty + qty;
                        cartItems[productId] = (quantity);
                    }
                    Session["ShoppingCart"] = cartItems;
                }
                else
                {
                    // if TryParse didn't succeed
                    success = false;
                }
                // Display status message
                statusLabel.Text = success ?
                  "<br />Your shopping cart was successfully updated!<br />" :
                  "<br />Some quantity updates failed! Please verify your cart!<br />";
            }
            // Repopulate the control
               // PopulateControls();
            dataload();
        }