Comment ajouter des en-têtes et des sous-en-têtes dans Gridview

Quelqu'un pourrait-il expliquer Comment ajouter un en-Tête et de sous-en-tête dans Gridview montré dans l'image ci-dessous!!Comment ajouter des en-têtes et des sous-en-têtes dans Gridview

source d'informationauteur Such

  1. 37

    salut vous pouvez le faire comme ceci

    Comment ajouter des en-têtes et des sous-en-têtes dans Gridview

    <%@ 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 ID="grvMergeHeader" runat="server" 
BackColor="LightGoldenrodYellow" 
BorderColor="Tan" BorderWidth="5px" 
CellPadding="3" ForeColor="Black" 
GridLines="None" BorderStyle="None" CellSpacing="2" 
AutoGenerateColumns="False" 
DataSourceID="SqlDataSource1" 
OnRowCreated="grvMergeHeader_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" />
<Columns>
<asp:BoundField DataField="DepartMentID" 
HeaderText="DepartMentID" 
SortExpression="DepartMentID" />
<asp:BoundField DataField="DepartMent" 
HeaderText="DepartMent" 
SortExpression="DepartMent" />
<asp:BoundField DataField="Name" 
HeaderText="Name" 
SortExpression="Name" />
<asp:BoundField DataField="Location" 
HeaderText="Location" 
SortExpression="Location" />
</Columns>
</asp:GridView>
<asp:SqlDataSource ID="SqlDataSource1" runat="server" ConnectionString="<%$ ConnectionStrings:ConnectionString %>"
SelectCommand="SELECT [DepartMentID], [DepartMent], [Name], [Location] FROM [Employee]">
</asp:SqlDataSource>
&nbsp;</div>
</form>
</body>
</html>

    Code derrière 

    protected void grvMergeHeader_RowCreated(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.Header)
{
GridView HeaderGrid = (GridView)sender;
GridViewRow HeaderGridRow = new GridViewRow(0, 0, DataControlRowType.Header, DataControlRowState.Insert);
TableCell HeaderCell = new TableCell();
HeaderCell.Text = "Department";
HeaderCell.ColumnSpan = 2;
HeaderGridRow.Cells.Add(HeaderCell);
HeaderCell = new TableCell();
HeaderCell.Text = "Employee";
HeaderCell.ColumnSpan = 2;
HeaderGridRow.Cells.Add(HeaderCell);
grvMergeHeader.Controls[0].Controls.AddAt(0, HeaderGridRow);
}