利用Repeater控件显示主-从关系数据表

NestedRepeater.aspx

<%@ Import Namespace="System.Data" %> <%@ Page language="c#" Codebehind="NestedRepeater.x.cs" AutoEventWireup="false" Inherits="eMeng.NestedRepeater" %> <html> <body> <form runat="server"> <!-- 父Repeater开始 --> <:repeater id="parentRepeater" runat="server"> <itemtemplate> <b> <%# DataBinder.Eval(Container.DataItem,"au_id") %> </b> <br> <!-- 子Repeater开始 --> <:repeater id="childRepeater" runat="server" datasource=@#<%# ((DataRowView)Container.DataItem).Row.GetChildRows("myrelation") %>@#> <itemtemplate> <%# DataBinder.Eval(Container.DataItem, "[\"title_id\"]")%> <br> </itemtemplate> </:repeater> <!-- 子Repeater结束 --> </itemtemplate> </:repeater> <!-- 父Repeater结束 --> </form> </body> </html>

NestedRepeater.aspx.cs

using System; using System.Data; using System.Data.SqlClient; using System.Web; using System.Web.SessionState; using System.Web.UI; using System.Web.UI.WebControls; namespace eMeng { /// <summary> /// NestedRepeater 的摘要说明。 /// 本文介绍如何利用Repeater控件显示主-从关系的表格 /// 原文参见: /// http://support.microsoft.com/default.x?scid=kb;en-us;306154 /// </summary> public class NestedRepeater : System.Web.UI.Page { protected System.Web.UI.WebControls.Repeater parentRepeater; public void Page_Load(object sender, EventArgs e) { // 为Authors表创建 Connection 和 DataAdapter string cnnString = @"server=(local)\NetSDK;database=pubs; Integrated Security=SSPI;"; SqlConnection cnn = new SqlConnection(cnnString); SqlDataAdapter cmd1 = new SqlDataAdapter("select * from authors",cnn); //创建填充 DataSet. DataSet ds = new DataSet(); cmd1.Fill(ds,"authors"); // 为Titles表创建 DataAdapter SqlDataAdapter cmd2 = new SqlDataAdapter("select * from titleauthor",cnn); cmd2.Fill(ds,"titles"); // 创建 Authors 表和 Titles 表之间的关系. ds.Relations.Add("myrelation", ds.Tables["authors"].Columns["au_id"], ds.Tables["titles"].Columns["au_id"]); // 绑定Authors到父Repeater parentRepeater.DataSource = ds.Tables["authors"]; Page.DataBind(); cnn.Close(); cnn.Dispose(); } private void Page_Init(object sender, EventArgs e) { InitializeComponent(); } private void InitializeComponent() { this.Load += new System.EventHandler(this.Page_Load); } public NestedRepeater() { Page.Init += new System.EventHandler(Page_Init); } } }
posted @ 2006-05-09 10:37  大牛博客  阅读(224)  评论(0)    收藏  举报