protected void btnExport_Click(object sender, ImageClickEventArgs e)
    {
        int rowcount = ucCustomPagerItems.isCountRecord;

        string sortbycoloumn = (ViewState["SORTBYCOLOUMN"] == null) ? null : (ViewState["SORTBYCOLOUMN"].ToString());
        int?   sortdirection = null; if (ViewState["SORTDIRECTION"] != null)
        {
            sortdirection = Int32.Parse(ViewState["SORTDIRECTION"].ToString());
        }



        DataTable dt = BLL_QMSDB_ProcedureSection.Get_RankList_Search(txtSearchBy.Text, UDFLib.ConvertIntegerToNull(ddlRank.SelectedValue), UDFLib.ConvertIntegerToNull(ddlRankCategory.SelectedValue), null
                                                                      , sortbycoloumn, sortdirection, null, null, ref rowcount);



        string[] HeaderCaptions  = { "Rank Name", "Rank Short Name", "Read Access" };
        string[] DataColumnsName = { "Rank_Name", "Rank_Short_Name", "READ_ACCESS_FLAG" };

        GridViewExportUtil.ShowExcel(dt, HeaderCaptions, DataColumnsName, "FBMReadAccess", "FBM Read Access");
    }
    public void BindProcedureRead()
    {
        int rowcount = ucCustomPagerItems.isCountRecord;

        string sortbycoloumn = (ViewState["SORTBYCOLOUMN"] == null) ? null : (ViewState["SORTBYCOLOUMN"].ToString());
        int?   sortdirection = null; if (ViewState["SORTDIRECTION"] != null)
        {
            sortdirection = Int32.Parse(ViewState["SORTDIRECTION"].ToString());
        }
        string NodeValue = "";

        if (trvFolder.SelectedNode != null)
        {
            NodeValue = trvFolder.SelectedNode.Value;
        }


        DataTable dt = BLL_QMSDB_ProcedureSection.Get_RankList_Search(txtSearchBy.Text, UDFLib.ConvertIntegerToNull(ddlRank.SelectedValue), UDFLib.ConvertIntegerToNull(ddlRankCategory.SelectedValue), UDFLib.ConvertIntegerToNull(NodeValue)
                                                                      , sortbycoloumn, sortdirection, ucCustomPagerItems.CurrentPageIndex, ucCustomPagerItems.PageSize, ref rowcount);

        if (ucCustomPagerItems.isCountRecord == 1)
        {
            ucCustomPagerItems.CountTotalRec = rowcount.ToString();
            ucCustomPagerItems.BuildPager();
        }

        if (dt.Rows.Count > 0)
        {
            gvProcedureRead.DataSource = dt;
            gvProcedureRead.DataBind();
        }
        else
        {
            gvProcedureRead.DataSource = dt;
            gvProcedureRead.DataBind();
        }
    }