protected void Sort(string sortExpression, params string[] sortExpr)
{
DataTable dataTable = Session["costcentre_data"] as DataTable;
if (dataTable != null)
{
if (Session["costcentre_sortexpression"] == null)
{
Session["costcentre_sortexpression"] = "";
}
DataView dataView = new DataView(dataTable);
string[] sortData = Session["costcentre_sortexpression"].ToString().Trim().Split(' ');
string newSortExpr = (sortExpr.Length == 0) ?
(sortExpression == sortData[0] && sortData[1] == "ASC") ? "DESC" : "ASC" :
sortExpr[0];
dataView.Sort = sortExpression + " " + newSortExpr;
Session["costcentre_sortexpression"] = sortExpression + " " + newSortExpr;
GrdCostCentre.DataSource = dataView;
GrdCostCentre.DataBind();
}
}
protected void FillGrid()
{
DataTable dt = GetDataTableHeirarchichal();
Session["costcentre_data"] = dt;
if (dt.Rows.Count > 0)
{
GrdCostCentre.DataSource = dt;
try
{
GrdCostCentre.DataBind();
}
catch (Exception ex)
{
SetErrorMessage("", ex.ToString());
}
//Sort("parent_descr", "ASC");
}
else
{
dt.Rows.Add(dt.NewRow());
GrdCostCentre.DataSource = dt;
GrdCostCentre.DataBind();
int TotalColumns = GrdCostCentre.Rows[0].Cells.Count;
GrdCostCentre.Rows[0].Cells.Clear();
GrdCostCentre.Rows[0].Cells.Add(new TableCell());
GrdCostCentre.Rows[0].Cells[0].ColumnSpan = TotalColumns;
GrdCostCentre.Rows[0].Cells[0].Text = "No Record Found";
}
}