作者：http://www.aspcn.com 飞刀

上一节中，由于XML文件占了很大的篇幅，只好把源程序贴在这一页了。

也是很长的哟，大家有性子看才行：）

　

<% @ Page Language="C#" ResponseEncoding="gb2312" %>
<% @ Import Namespace="System.Data" %>
<% @ Import Namespace="System.Xml" %>
<% @ Import Namespace="System.IO" %>
<Script Language="C#" Runat="Server">
DataSet ds;        //定义公用的DataSet
DataView dv;    //定义公用的DataView
string SortField;
string sPath;
public void Page_Load(Object src,EventArgs e)
{
    if(State["adxml"]==null)
    {
        sPath = Server.MapPath(".") + "\\AdBanners\\ad_gb.xml";
        ds = new DataSet();
        ds.ReadXml(sPath);
        State["adxml"] = ds;
    }
    else
    {
        ds = (DataSet)State["adxml"];
    }
    dv = ds.Tables[0].DefaultView;
    dv.Sort = "ImageUrl";

    if(!Page.IsPostBack)
    {
        CreateTable();
    }
}

//捆绑Binder
public void CreateTable()
{

    dgXML.DataSource = dv;
    dgXML.DataBind();
}

//翻页时
public void dgXML_Changed(Object sender,DataGridPageChangedEventArgs e)
{
    CreateTable();
}

//删除
public void DelItem(Object sender,DataGridCommandEventArgs e)
{
    if(((LinkButton)e.CommandSource).CommandName == "del")
    {
        //首先取得当前更新页的行数与CurrentPageIndex
        int CPI = (int)dgXML.CurrentPageIndex;
        int EII = (int)e.Item.ItemIndex;
        int row = CPI*5+EII;    

        lb.Text = row.ToString();
    
        //删除
        dv.Delete(row);
    
        dgXML.EditItemIndex = -1;
        ds.WriteXml(sPath);
    
        CreateTable();
    }
}

//取消
public void dgXML_Cancel(Object sender,DataGridCommandEventArgs e)
{
    dgXML.EditItemIndex = -1;
    CreateTable();
}

//编辑
public void dgXML_Edit(Object sender,DataGridCommandEventArgs e)
{
    dgXML.EditItemIndex = (int)e.Item.ItemIndex;
    CreateTable();
}

//更新
public void dgXML_Update(Object sender, DataGridCommandEventArgs e)
{
    try
    {
        //首先取得当前更新页的行数与CurrentPageIndex
        int CPI = (int)dgXML.CurrentPageIndex;
        int EII = (int)e.Item.ItemIndex;
        int row = CPI*5+EII;
    &n