<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" ><head runat="server"> <title>Untitled Page</title></head><body> <form id="form1" runat="server"> <div> <asp:GridView runat="server" ID="GridView_Merge_Header" BackColor="LightGoldenrodYellow" BorderColor="Tan" BorderWidth="3px" CellPadding="2" ForeColor="Black" GridLines="None" BorderStyle="None" CellSpacing="2" Font-Names="Verdana" Font-Size="8pt" OnRowCreated="GridView_Merge_Header_RowCreated"> <FooterStyle BackColor="Tan" /> <SelectedRowStyle BackColor="DarkSlateBlue" ForeColor="GhostWhite" /> <PagerStyle BackColor="PaleGoldenrod" ForeColor="DarkSlateBlue" HorizontalAlign="Center" /> <HeaderStyle BackColor="Tan" Font-Bold="True" /> <AlternatingRowStyle BackColor="PaleGoldenrod" /> </asp:GridView> </div> </form></body></html>using System;using System.Data;using System.Configuration;using System.Web;using System.Web.Security;using System.Web.UI;using System.Web.UI.WebControls;using System.Web.UI.WebControls.WebParts;using System.Web.UI.HtmlControls;public partial class _Default : System.Web.UI.Page {
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack) { GridView_Merge_Header.DataSource = GenerateDataSet(); GridView_Merge_Header.DataBind();
} } private DataSet GenerateDataSet() { DataSet ds= new DataSet("test"); ds.ReadXml(HttpRuntime.AppDomainAppPath + "/Employee.xml"); return ds; } protected void GridView_Merge_Header_RowCreated(object sender, GridViewRowEventArgs e) { if (e.Row.RowType == DataControlRowType.Header) { //Build custom header. GridView oGridView = (GridView)sender; GridViewRow oGridViewRow = new GridViewRow(0, 0, DataControlRowType.Header, DataControlRowState.Insert); TableCell oTableCell = new TableCell(); //Add Department oTableCell.Text = "Department"; oTableCell.ColumnSpan = 2; oGridViewRow.Cells.Add(oTableCell); //Add Employee oTableCell = new TableCell(); oTableCell.Text = "Employee"; oTableCell.ColumnSpan = 3; oGridViewRow.Cells.Add(oTableCell); oGridView.Controls[0].Controls.AddAt(0, oGridViewRow); } }
}<?xml version="1.0" encoding="utf-8" ?><EmployeeDetails> <Employee> <Department>Development</Department> <DepartID>2</DepartID> <Name>Rajendran</Name> <Age>25</Age> <Location>USA</Location> </Employee> <Employee> <Department>Development</Department> <DepartID>2</DepartID> <Name>Karthic</Name> <Age>25</Age> <Location>USA</Location> </Employee> <Employee> <Department>Testing</Department> <DepartID>2</DepartID> <Name>Karthikeyan</Name> <Age>25</Age> <Location>India</Location> </Employee> <Employee> <Department>Management</Department> <DepartID>4</DepartID> <Name>Vidhya</Name> <Age>24</Age> <Location>India</Location> </Employee> <Employee> <Department>School</Department> <DepartID>-1</DepartID> <Name>Anandh</Name> <Age>24</Age> <Location>India</Location> </Employee> <Employee> <Department>Mechanic</Department> <DepartID>5</DepartID> <Name>Magesh</Name> <Age>25</Age> <Location>India</Location> </Employee> <Employee> <Department>Admin</Department> <DepartID>7</DepartID> <Name>Sabari</Name> <Age>25</Age> <Location>India</Location> </Employee> <Employee> <Department>Human Resource</Department> <DepartID>8</DepartID> <Name>Nirmal</Name> <Age>25</Age> <Location>India</Location> </Employee></EmployeeDetails>