protected void ddlItems_SelectedIndexChanged(object sender, EventArgs e) { int itemId = 0; itemId = int.Parse(ddlItems.SelectedValue); Session["DsItemHist"] = new ItemsDAO().GetItemHistoryByItemId(itemId); gvItemsTransactionHistory.DataSource = (DataSet)Session["DsItemHist"]; gvItemsTransactionHistory.DataBind(); }
protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { Session["DsItemHist"] = null; DataSet dsItems = new ItemsDAO().GetAllItems(); Master.BindDropdown("ItemDescription", "ItemId", dsItems, ddlItems); ddlItems.DataBind(); ddlItems.Items.Add(new ListItem("", "0")); ddlItems.SelectedValue = "0"; } if (IsCallback) { gvItemsTransactionHistory.DataSource = (DataSet)Session["DsItemHist"]; gvItemsTransactionHistory.DataBind(); } }