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  • Asp.net 通过Repeater嵌套Repeater循环添加对应的一组控件

    有了上篇文章的介绍 http://www.cnblogs.com/mingmingruyuedlut/archive/2013/04/02/2987096.html 

    我们已经简单的了解了repeater的处理方式。

    这篇文章主要介绍 Asp.net 通过Repeater嵌套Repeater循环添加对应的一组控件 的实现方式。

    后台代码:

    using System;
    using System.Collections;
    using System.Collections.Generic;
    using System.Linq;
    using System.Web;
    using System.Web.UI;
    using System.Web.UI.WebControls;
    
    namespace EricSunWebAppProject
    {
        public partial class TestNestedRepeatorControl : System.Web.UI.Page
        {
            protected void Page_Load(object sender, EventArgs e)
            {
                if (!Page.IsPostBack)
                {
                    ArrayList provinceList = new ArrayList();
                    ArrayList lnCityList = new ArrayList();
                    ArrayList jlCityList = new ArrayList();
                    lnCityList.Add(new CityInfo("dalian", "116000"));
                    lnCityList.Add(new CityInfo("shenyang", "110000"));
                    provinceList.Add(new ProvinceInfo("LiaoNing", lnCityList));
    
                    jlCityList.Add(new CityInfo("changchun", "130000"));
                    jlCityList.Add(new CityInfo("jilin", "132000"));
                    provinceList.Add(new ProvinceInfo("JiLin", jlCityList));
    
                    this.ProvinceRepeater.DataSource = provinceList;
                    this.ProvinceRepeater.DataBind();
                }
            }
    
            protected void ProvinceRepeater_ItemDataBound(object sender, RepeaterItemEventArgs e)
            {
                // This event is raised for the header, the footer, separators, and items.
    
                // Execute the following logic for Items and Alternating Items.
                if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
                {
                    Repeater cityRep = (Repeater)e.Item.FindControl("CityRepeater");
                    cityRep.DataSource = ((ProvinceInfo)e.Item.DataItem).Cities;
                    cityRep.DataBind();
                }
            }
    
            protected void CityRepeater_ItemDataBound(object sender, RepeaterItemEventArgs e)
            {
                // This event is raised for the header, the footer, separators, and items.
    
                // Execute the following logic for Items and Alternating Items.
                if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
                {
    
                    if (((CityInfo)e.Item.DataItem).CityName == "dalian")
                    {
                        ((Label)e.Item.FindControl("CityNameLabel")).Text = "<b>*dalian*</b>";
                    }
                }
            }
        }
    
        public class ProvinceInfo
        {
            private string provincename;
            private ArrayList cities;
    
            public ProvinceInfo(string name, ArrayList cityList)
            {
                provincename = name;
                cities = cityList;
            }
    
            public string ProvinceName
            {
                get
                {
                    return provincename;
                }
            }
    
            public ArrayList Cities
            {
                get
                {
                    return cities;
                }
            }
        }
    
        public class CityInfo
        {
            private string cityname;
            private string postcode;
    
            public CityInfo(string name, string code)
            {
                cityname = name;
                postcode = code;
            }
    
            public string CityName
            {
                get
                {
                    return cityname;
                }
            }
    
            public string PostCode
            {
                get
                {
                    return postcode;
                }
            }
        }
    }

    前台代码:

    <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="TestNestedRepeatorControl.aspx.cs" Inherits="EricSunWebAppProject.TestNestedRepeatorControl" %>
    
    <!DOCTYPE html>
    
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head runat="server">
        <title></title>
    </head>
    <body>
        <form id="form1" runat="server">
            <div>
                <asp:Repeater ID="ProvinceRepeater" runat="server" OnItemDataBound="ProvinceRepeater_ItemDataBound">
                    <HeaderTemplate>
                    </HeaderTemplate>
    
                    <ItemTemplate>
                        <asp:Label ID="ProvinceNameLabel" runat="server" Text='<%# DataBinder.Eval(Container.DataItem, "ProvinceName") %>'>'></asp:Label>
    
                        <asp:Repeater ID="CityRepeater" runat="server" OnItemDataBound="CityRepeater_ItemDataBound">
                            <HeaderTemplate>
                                <table border="1">
                                    <tr>
                                        <td><b>CityName</b></td>
                                        <td><b>PostCode</b></td>
                                    </tr>
                            </HeaderTemplate>
                            <ItemTemplate>
                                    <tr>
                                        <td> <asp:Label ID="CityNameLabel" Text='<%# DataBinder.Eval(Container.DataItem, "CityName") %>' Runat="server"/> </td>
                                        <td> <asp:Label id="CityCodeLabel" Text='<%# DataBinder.Eval(Container.DataItem, "PostCode") %>' Runat="server"/> </td>
                                    </tr>
                            </ItemTemplate>
                            <FooterTemplate>
                                </table>
                            </FooterTemplate>
                        </asp:Repeater>
                    </ItemTemplate>
    
                    <FooterTemplate>
                    </FooterTemplate>
                </asp:Repeater>
            </div>
        </form>
    </body>
    </html>

    基本格式如下:

    <repeater1>

      <headertemplate></headertemplate>

      <itemtemplate>

        <repeater2>

          <headertemplate></headertemplate>

          <itemtemplate>.........</itemtemplate>

          <footertemplate></footertemplate>

        <repeater2>

      </itemtemplate>

      <footertemplate></footertemplate>

    </repeater1>


    相关文章:

    http://www.cnblogs.com/esshs/archive/2005/04/07/132825.html 

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  • 原文地址:https://www.cnblogs.com/mingmingruyuedlut/p/2989364.html
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