DataGrid控件-添加标题分页显示

        private void dgDoubleHeader_ItemCreated(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
        {
            //获取DataGrid控件中项的类型
            ListItemType ItemType = e.Item.ItemType;
            //判断是否是页导航项
            if (ItemType == ListItemType.Pager) 
            { 
                //判断是否是第一个页导航项
                if (upPager) 
                { 
                    //根据DataGrid控件的项定义单元格对象
                    TableCell cellPersonal = (TableCell) e.Item.Controls[0];
                    //移出该单元格内的所有控件
                    cellPersonal.Controls.Clear();
                    //设置单元格对象的背景色
                    cellPersonal.BackColor = Color.Orange; 
                    //设置单元格对象的前景色
                    cellPersonal.ForeColor = Color.Black; 
                    //设置该单元格对象跨3列
                    cellPersonal.ColumnSpan = 2; 
                    //设置该单元格对象的对齐方式为居中
                    cellPersonal.HorizontalAlign = HorizontalAlign.Center; 
                    //添加单元格内的文本内容
                    cellPersonal.Controls.Add(new LiteralControl("姓名")); 
                    //定义单元格对象
                    TableCell cellWork = new TableCell();
                    //设置单元格对象的背景色
                    cellWork.BackColor = Color.OrangeRed;
                    //设置单元格对象的前景色
                    cellWork.ForeColor = Color.Black;
                    //设置该单元格对象跨2列
                    cellWork.ColumnSpan = 3; 
                    //设置该单元格对象的对齐方式为居中
                    cellWork.HorizontalAlign = HorizontalAlign.Center;
                    //添加单元格内的文本内容
                    cellWork.Controls.Add(new LiteralControl("联系方式"));
                    //在该项的控件集合中添加单元格对象
                    e.Item.Controls.Add(cellWork);
                    //改变Pager标志
                    upPager = false; 
                }
            }

        }

        private void dgDoubleHeader_PageIndexChanged(object source, System.Web.UI.WebControls.DataGridPageChangedEventArgs e)
        {
            //改变Pager标志的值使其可以在每次触发分页事件时都设置标题头
            upPager = true; 
            //设置新的页面索引值
            dgDoubleHeader.CurrentPageIndex = e.NewPageIndex;
            //重新进行数据绑定
            DataGridDataBind();
        }