protected void btnUpdate_Click(object sender, ImageClickEventArgs e)
{
int rowsCount = grid.Rows.Count;
GridViewRow gridRow;
TextBox quantityTextBox;
int quantity;
bool success = true;
for (int i = 0; i < rowsCount; i++)
{
gridRow = grid.Rows[i];
strProductID = grid.DataKeys[i]["ProductID"].ToString();
strProductSellerDetailID = grid.DataKeys[i]["ProductSellerDetailID"].ToString();
quantityTextBox = (TextBox)gridRow.FindControl("txtQuantity");
if (Int32.TryParse(quantityTextBox.Text, out quantity) && Int32.TryParse(strProductID, out intProductID) && Int32.TryParse(strProductSellerDetailID, out intProductSellerDetailID))
{
try
{
using (ShoppingCartAccess cart = new ShoppingCartAccess())
{
success = success && cart.ShoppingCart_UpdateItem(intProductID, intProductSellerDetailID, quantity);
}
}
catch (Exception ex)
{
success = false;
lblSystemMessage.Text = "Error:" + ex.Message;
}
}
else
{
success = false;
}
lblStatus.Text = success ?
"<br />Your shopping cart was successfully updated!<br />" :
"<br />Some quantity updates failed! Please verify your cart!<br />";
}
// Repopulate the control
PopulateControls();
}