使用repeater控制項顯示列表替代treeview

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using System;using System.Collections.Generic;using System.Linq;using System.Web;using System.Web.UI;using System.Web.UI.WebControls;using System.Data;using System.Data.Sql;using System.Data.SqlClient;using System.Configuration;namespace Blog.Blog{    public partial class repeatertest : System.Web.UI.Page    {         protected void Page_Load(object sender, EventArgs e)        {            showmenu();        }        protected void showmenu()         {            SqlDataAdapter cmd = new SqlDataAdapter("select * from content;select * from content", new SqlConnection(ConfigurationManager.ConnectionStrings["testConnectionString"].ConnectionString));            DataSet ds = new DataSet();            cmd.Fill(ds);            ds.Relations.Add(new DataRelation("stu",ds.Tables[0].Columns["_id"],ds.Tables[1].Columns["_parent_id"]));            Repeater1.DataSource = ds;            Repeater1.DataBind();        }        protected void Repeater1_ItemDataBound(object sender, RepeaterItemEventArgs e)        {            DataRowView dv = e.Item.DataItem as DataRowView;            if (dv != null)            {                Repeater repSubMenu = e.Item.FindControl("ss") as Repeater;                if (repSubMenu != null)                {                    repSubMenu.DataSource = dv.CreateChildView("stu");                    repSubMenu.DataBind();                }            }        }    }}

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<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="repeatertest.aspx.cs" Inherits="Blog.Blog.repeatertest" %><!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></title></head><body>    <form id="form1" runat="server">    <div>        <asp:Repeater ID="Repeater1" runat="server"             onitemdatabound="Repeater1_ItemDataBound">                       <ItemTemplate>            <a href="#"><%#DataBinder.Eval(Container.DataItem, "_id")%></a>             <asp:Repeater runat="server" ID="ss">             <ItemTemplate>             <div style="margin-left:15px;"><a href="#"><%#DataBinder.Eval(Container.DataItem, "_parent_id")%></a><br /></div>             </ItemTemplate>             </asp:Repeater>            </ItemTemplate>        </asp:Repeater>    </div>    </form></body></html>

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使用repeater控制項顯示列表替代treeview