GridView合并表头多重表头无错完美版（以合并3列3行举例）

后台代码：

 1 using System;
 2 using System.Data;
 3 using System.Configuration;
 4 using System.Web;
 5 using System.Web.Security;
 6 using System.Web.UI;
 7 using System.Web.UI.WebControls;
 8 using System.Web.UI.WebControls.WebParts;
 9 using System.Web.UI.HtmlControls;
10 using System.Data.SqlClient;
11 using System.Drawing;
12 public partial class _Default : System.Web.UI.Page
13 {
14     SqlConnection sqlcon;
15     SqlCommand sqlcom;
16     string strCon = "Data Source=(local);Database=北风贸易;Uid=sa;Pwd=sa";
17     protected void Page_Load(object sender, EventArgs e)
18     {
19         if (!IsPostBack)
20         {
21             bind();
22            
23         }
24     }
25     protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
26     {
27         GridView1.EditIndex = e.NewEditIndex;
28         bind();
29     }
30     protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
31     {
32         sqlcon = new SqlConnection(strCon);
33         string sqlstr = "update 飞狐工作室 set 姓名='"
34             + ((TextBox)(GridView1.Rows[e.RowIndex].Cells[1].Controls[0])).Text.ToString().Trim() + "',家庭住址='"
35             + ((TextBox)(GridView1.Rows[e.RowIndex].Cells[3].Controls[0])).Text.ToString().Trim() + "' where 身份证号码='"
36             + GridView1.DataKeys[e.RowIndex].Value.ToString() + "'";
37         sqlcom=new SqlCommand(sqlstr,sqlcon);
38         sqlcon.Open();
39         sqlcom.ExecuteNonQuery();
40         sqlcon.Close();
41         GridView1.EditIndex = -1;
42         bind();
43     }
44     protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
45     {
46         GridView1.EditIndex = -1;
47         bind();
48     }
49     public void bind()
50     {
51         string sqlstr = "select top 10 * from 飞狐工作室";
52         sqlcon = new SqlConnection(strCon);
53         SqlDataAdapter myda = new SqlDataAdapter(sqlstr, sqlcon);
54         DataSet myds = new DataSet();
55         sqlcon.Open();
56         myda.Fill(myds, "飞狐工作室");
57         GridView1.DataSource = myds;
58         GridView1.DataKeyNames = new string[] { "身份证号码" };
59         GridView1.DataBind();
60         sqlcon.Close();
61     }

 1     //这里就是解决方案
 2     protected void GridView1_RowCreated(object sender, GridViewRowEventArgs e)
 3     {
 4         switch (e.Row.RowType)
 5         {
 6             case DataControlRowType.Header:
 7                 //第一行表头
 8                 TableCellCollection tcHeader = e.Row.Cells;
 9                 tcHeader.Clear();
10                 tcHeader.Add(new TableHeaderCell());
11                 tcHeader[0].Attributes.Add("rowspan", "3"); //跨Row
12                 tcHeader[0].Attributes.Add("bgcolor", "white");
13                 tcHeader[0].Text = "";
14                 tcHeader.Add(new TableHeaderCell());
15                 //tcHeader[1].Attributes.Add("bgcolor", "Red");
16                 tcHeader[1].Attributes.Add("colspan", "6"); //跨Column
17                 tcHeader[1].Text = "全部信息</th></tr><tr>";
18 
19                 //第二行表头
20                 tcHeader.Add(new TableHeaderCell());
21                 tcHeader[2].Attributes.Add("bgcolor", "DarkSeaGreen");
22                 tcHeader[2].Text = "身份证号码";
23                 tcHeader.Add(new TableHeaderCell());
24                 tcHeader[3].Attributes.Add("bgcolor", "LightSteelBlue");
25                 tcHeader[3].Attributes.Add("colspan", "2");
26                 tcHeader[3].Text = "基本信息";
27                 tcHeader.Add(new TableHeaderCell());
28                 tcHeader[4].Attributes.Add("bgcolor", "DarkSeaGreen");
29                 tcHeader[4].Text = "福利";
30                 tcHeader.Add(new TableHeaderCell());
31                 tcHeader[5].Attributes.Add("bgcolor", "LightSteelBlue");
32                 tcHeader[5].Attributes.Add("colspan", "2");
33                 tcHeader[5].Text = "联系方式</th></tr><tr>";
34 
35                 //第三行表头
36                 tcHeader.Add(new TableHeaderCell());
37                 tcHeader[6].Attributes.Add("bgcolor", "Khaki");
38                 tcHeader[6].Text = "身份证号码";
39                 tcHeader.Add(new TableHeaderCell());
40                 tcHeader[7].Attributes.Add("bgcolor", "Khaki");
41                 tcHeader[7].Text = "姓名";
42                 tcHeader.Add(new TableHeaderCell());
43                 tcHeader[8].Attributes.Add("bgcolor", "Khaki");
44                 tcHeader[8].Text = "出生日期";
45                 tcHeader.Add(new TableHeaderCell());
46                 tcHeader[9].Attributes.Add("bgcolor", "Khaki");
47                 tcHeader[9].Text = "薪水";
48                 tcHeader.Add(new TableHeaderCell());
49                 tcHeader[10].Attributes.Add("bgcolor", "Khaki");
50                 tcHeader[10].Text = "家庭住址";
51                 tcHeader.Add(new TableHeaderCell());
52                 tcHeader[11].Attributes.Add("bgcolor", "Khaki");
53                 tcHeader[11].Text = "邮政编码";
54                 break;
55         }
56     }
57 }

前台：

 1 
 2 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 3 
 4 <html xmlns="http://www.w3.org/1999/xhtml" >
 5 <head runat="server">
 6     <title>GridView合并多重表头表头 清清月儿http://blog.csdn.net/21aspnet </title>
 7 </head>
 8 <body >
 9     <form id="form1" runat="server">
10     <div  >
11                    <asp:GridView ID="GridView1" runat="server"    AutoGenerateColumns="False" CellPadding="3"  OnRowEditing="GridView1_RowEditing"
12                         OnRowUpdating="GridView1_RowUpdating" OnRowCancelingEdit="GridView1_RowCancelingEdit" BackColor="White" BorderColor="#CCCCCC" BorderStyle="None" BorderWidth="1px" Font-Size="12px" OnRowCreated="GridView1_RowCreated"  >
13                         <FooterStyle BackColor="White" ForeColor="#000066" />
14                         <Columns>
15                             <asp:CommandField HeaderText="编辑" ShowEditButton="True" />
16                             <asp:BoundField DataField="身份证号码" HeaderText="编号" ReadOnly="True" />
17                             <asp:BoundField DataField="姓名" HeaderText="姓名"  />
18                             <asp:BoundField DataField="出生日期" HeaderText="邮政编码"  />
19                              <asp:BoundField DataField="起薪" HeaderText="起薪"  />
20                             <asp:BoundField DataField="家庭住址" HeaderText="家庭住址"  />
21                             <asp:BoundField DataField="邮政编码" HeaderText="邮政编码" />
22                           
23                         </Columns>
24                         <RowStyle ForeColor="#000066" />
25                         <SelectedRowStyle BackColor="#669999" Font-Bold="True" ForeColor="White" />
26                         <PagerStyle BackColor="White" ForeColor="#000066" HorizontalAlign="Left"  CssClass="ms-formlabel DataGridFixedHeader"/>
27                         <HeaderStyle BackColor="#006699" Font-Bold="True" ForeColor="White" />
28                     </asp:GridView>
29         </div>
30 
31     </form>
32 </body>
33 </html>