C# Grid View 多标题

aspx

<asp:GridView ID="GV" runat="server" OnRowCreated="GV_RowCreated">
</asp:GridView>

aspx.cs

protected void GV_RowCreated(object sender, GridViewRowEventArgs e)        {            // 检查是不是标题列            if (e.Row.RowType == DataControlRowType.Header)            {                // 建立自订的标题                GridView gv = (GridView)sender;                TableCellCollection tcHeader = e.Row.Cells;                tcHeader.Clear();//清除自动生成的表头                GridViewRow gvRow1 = Header_Row1();                GridViewRow gvRow2 = Header_Row2();                 // 把这一列加到最上面                gv.Controls[0].Controls.AddAt(0, gvRow2);                gv.Controls[0].Controls.AddAt(0, gvRow1);            }        }        private  GridViewRow Header_Row1()        {            GridViewRow gvRow = new               GridViewRow(0, 0, DataControlRowType.Header,               DataControlRowState.Insert);            // 增加 Department 栏位             TableCell tc1 = new TableCell();            tc1.Text = "Department";            tc1.ColumnSpan = 2;   // 跨两栏            tc1.RowSpan = 2;   // 跨两栏            Header_置中_粗体(tc1);            gvRow.Cells.Add(tc1);            // 增加 Employee 栏位            TableCell tc2 = new TableCell();            tc2.Text = "Employee";            tc2.ColumnSpan = 3;   // 跨三栏            Header_置中_粗体(tc2);            gvRow.Cells.Add(tc2);            return gvRow;        }                      private GridViewRow Header_Row2()        {            GridViewRow gvRow = new               GridViewRow(0, 0, DataControlRowType.Header,               DataControlRowState.Insert);                        TableCell tc1 = new TableCell();            tc1.Text = "header1";            tc1.ColumnSpan = 1;            Header_置中_粗体(tc1);            gvRow.Cells.Add(tc1);                       TableCell tc2 = new TableCell();            tc2.Text = "header2";            tc2.ColumnSpan = 1;            Header_置中_粗体(tc2);            gvRow.Cells.Add(tc2);            TableCell tc3 = new TableCell();            tc3.Text = "header3";            tc3.ColumnSpan = 1;            Header_置中_粗体(tc3);            gvRow.Cells.Add(tc3);            return gvRow;        }        private static void Header_置中_粗体(TableCell tc2)        {            tc2.HorizontalAlign = HorizontalAlign.Center;            tc2.Font.Bold = true;            tc2.Font.Size = 9;        }

ref
https://dolphins11.pixnet.net/blog/post/404457859