/*
        public DataSet myDataSet
        {
            get
            {
                return ViewState["myDataSet"] != null ? (DataSet)ViewState["myDataSet"] : null;
            }
            set
            {
                ViewState["myDataSet"] = value;
            }
        }
           * */
        protected void gvItemInfoList_RowDeleting(object sender, GridViewDeleteEventArgs e)
        {
            StockItemBLL stockBll = new StockItemBLL();
            int index = Convert.ToInt32(e.RowIndex);
            string itemCode = gvItemInfoList.Rows[index].Cells[2].Text;
            string delete_msg = stockBll.DeleteStockItem(itemCode);
            lblmsg.Text = delete_msg;
            gvItemInfoList.EditIndex = -1;

            int cat_Id = Convert.ToInt32(ddlCateogryList.SelectedItem.Value);
            var item_list = stockBll.GetCategoryList_ByItem(cat_Id);

            gvItemInfoList.DataSource = item_list;
            gvItemInfoList.DataBind();
            //gvItemInfoList.DataSource = gvItemInfoList;
            gvItemInfoList.DataBind();
        }