(二)代码
<%@ Page language="c#" Codebehind="WebForm1.aspx.cs" AutoEventWireup="false" Inherits="数据绑定控件同时显示主表和子表数据.WebForm1" %><%@ Import Namespace="System.Data" %><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" ><HTML> <HEAD> <title>WebForm1</title> <meta name="GENERATOR" Content="Microsoft Visual Studio .NET 7.1"> <meta name="CODE_LANGUAGE" Content="C#"> <meta name="vs_defaultClientScript" content="JavaScript"> <meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5"> </HEAD> <body MS_POSITIONING="GridLayout"> <form id="Form1" method="post" runat="server"> <!-- 绑定主表数据 --> <asp:repeater id="myRepeater" runat="server"> <HeaderTemplate> <table border="0" bgcolor="lightblue"> </HeaderTemplate> <ItemTemplate> <tr> <td style="background-color: lightgray"> <b> <%# DataBinder.Eval(Container.DataItem,"TypeID") %> <%# DataBinder.Eval(Container.DataItem,"TypeName") %> </b> <br> <!-- 绑定子表数据 --> <asp:repeater id="childRepeater" datasource='<%# ((DataRowView)Container.DataItem) .Row.GetChildRows("TypeRelation") %>' runat="server"> <itemtemplate> <table border="0" bgcolor="#ffcc33"> <tr> <td> <%# DataBinder.Eval(Container.DataItem,"[\"TypeID\"]") %> <%# DataBinder.Eval(Container.DataItem, "[\"TypeDetail\"]")%> <br> </td> </tr> </table> </itemtemplate> </asp:repeater> </td> </tr> </ItemTemplate> <FooterTemplate> </table> </FooterTemplate> </asp:repeater> </form> </body></HTML>后台代码：
using System;using System.Collections;using System.ComponentModel;using System.Data;using System.Drawing;using System.Web;using System.Web.SessionState;using System.Web.UI;using System.Web.UI.WebControls;using System.Web.UI.HtmlControls;namespace 数据绑定控件同时显示主表和子表数据
{
/// <summary>
/// 数据绑定控件同时显示主表和子表数据
/// </summary> public class WebForm1 : System.Web.UI.Page { protected System.Web.UI.WebControls.Repeater myRepeater; private void Page_Load(object sender, System.EventArgs e) { DataSet ds = new DataSet(); //1.构造主表 DataTable dtTypeParent=new DataTable(); dtTypeParent.Columns.Add(new DataColumn("TypeID",typeof(int))); dtTypeParent.Columns.Add(new DataColumn("TypeName",typeof(string))); //给主表添加两条记录 DataRow drParent1 = dtTypeParent.NewRow(); drParent1["TypeID"] = 1; drParent1["TypeName"] = "水果"; dtTypeParent.Rows.Add(drParent1); DataRow drParent2 = dtTypeParent.NewRow(); drParent2["TypeID"] = 2; drParent2["TypeName"] = "玩具"; dtTypeParent.Rows.Add(drParent2); dtTypeParent.TableName="TypeParent"; dtTypeParent.PrimaryKey = new DataColumn[] {dtTypeParent.Columns["TypeID"]}; ds.Tables.Add(dtTypeParent); //2.构造子表 DataTable dtTypeChild=new DataTable(); dtTypeChild.Columns.Add(new DataColumn("TypeID",typeof(int))); dtTypeChild.Columns.Add(new DataColumn("TypeDetail",typeof(string))); //给子表添加五条记录 DataRow drChild1 = dtTypeChild.NewRow(); drChild1["TypeID"] = 1; drChild1["TypeDetail"] = "苹果"; dtTypeChild.Rows.Add(drChild1); DataRow drChild2 = dtTypeChild.NewRow(); drChild2["TypeID"] = 1; drChild2["TypeDetail"] = "桔子"; dtTypeChild.Rows.Add(drChild2); DataRow drChild3 = dtTypeChild.NewRow(); drChild3["TypeID"] = 1; drChild3["TypeDetail"] = "香蕉"; dtTypeChild.Rows.Add(drChild3); DataRow drChild4 = dtTypeChild.NewRow(); drChild4["TypeID"] = 2; drChild4["TypeDetail"] = "机器人"; dtTypeChild.Rows.Add(drChild4); DataRow drChild5 = dtTypeChild.NewRow(); drChild5["TypeID"] = 2; drChild5["TypeDetail"] = "小汽车"; dtTypeChild.Rows.Add(drChild5); dtTypeChild.TableName="TypeChild"; ds.Tables.Add(dtTypeChild); ds.Relations.Add("TypeRelation", ds.Tables["TypeParent"].Columns["TypeID"], ds.Tables["TypeChild"].Columns["TypeID"]); myRepeater.DataSource = ds.Tables["TypeParent"]; Page.DataBind(); }
Web 窗体设计器生成的代码 }
}