protected void OrderStatusDrpdwn_SelectedIndexChanged(object sender, EventArgs e) { string selectedStatus = ddlOrderStatus.SelectedItem.Text; if (selectedStatus == "--Select Status--") { GvPurchaseOrder.DataSource = pCtlr.GetPurchaseOrderList(); GvPurchaseOrder.DataBind(); } else { GvPurchaseOrder.DataSource = pCtlr.GetPurchaseOrderListByStatus(selectedStatus); GvPurchaseOrder.DataBind(); } }