private void DataBindGrid(string sortExpr, string sortOrder)
{
// if sorting expression had changed
// set sort order to ascending
if (sortExpr != (string)ViewState["sortingExpression"])
{
sortOrder = "asc";
ViewState["sortingOrder"] = "asc";
}
ViewState["sortingExpression"] = sortExpr;
var dt = Session["items"] as DataTable;
if (dt != null)
{
DataView dv = dt.DefaultView;
if (sortExpr != string.Empty)
{
dv.Sort = sortExpr + " " + sortOrder;
}
ItemsGV.DataSource = dv;
ItemsGV.DataBind();
}
else
{
ItemsGV.DataSource = null;
ItemsGV.DataBind();
}
}
protected void ItemsGV_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
ItemsGV.PageIndex = e.NewPageIndex;
ItemsGV.DataSource = Session["items"];
ItemsGV.DataBind();
}
