ASP.NET中repeater嵌套实现代码(附源码)
网络编程 2021-07-04 22:40www.168986.cn编程入门
repeater嵌套经常会在一些特殊效果显示下会用到,新手朋友们可以详细看下本文,希望对你有所帮助,代码很整洁同时附有源码
1.A,运行效果图
1.B,源代码(主要代码摘要)
/App_Code/DBConnection.cs
/App_Code/CategoryInfo.cs
using System.Collections.Generic;
public class CategoryInfo
{
int categoryid;
string categoryname;
string categorydesc;
IList<ArticleInfo> articles;
/// <summary>
/// 1,子嵌套数据
/// </summary>
public IList<ArticleInfo> Articles
{
get { return articles; }
set { articles = value; }
}
public int Categoryid
{
get { return categoryid; }
set { categoryid = value; }
}
public string Categoryname
{
get { return categoryname; }
set { categoryname = value; }
}
public string Categorydesc
{
get { return categorydesc; }
set { categorydesc = value; }
}
public CategoryInfo()
{
}
public CategoryInfo(int categoryid, string categoryname, string categorydesc,IList<ArticleInfo> articles)
{
this.categoryid = categoryid;
this.categoryname = categoryname;
this.categorydesc = categorydesc;
this.articles = articles;
}
}
/App_Code/ArticleInfo.cs
/App_Code/CategoryOper.cs
using System.Data;
using System.Data.SqlClient;
using System.Collections.Generic;
public class CategoryOper
{
public static IList<CategoryInfo> SelectAll()
{
IList<CategoryInfo> allcate = new List<CategoryInfo>();
string sql = "select category.categoryid,categoryname,categorydesc,id,title,author from category inner join article on category.categoryid=article.categoryid order by category.categoryid";
SqlConnection con = new DBConnection().Con;
SqlCommand = new SqlCommand();
.Connection = con;
.CommandText = sql;
.CommandType = CommandType.Text;
con.Open();
SqlDataReader sdr = .ExecuteReader();
int tempcategoryid=0;
CategoryInfo cate=null;
while (sdr.Read())
{
int categoryid=sdr.GetInt32(0);
//如果类别改变则创建一个新的 cate 对象
if(categoryid!=tempcategoryid)
{
cate = new CategoryInfo(sdr.GetInt32(0), sdr.GetString(1), sdr.GetString(2), new List<ArticleInfo>());
allcate.Add(cate);
tempcategoryid = categoryid; //把新类别编号付给标识
}
ArticleInfo art = new ArticleInfo(sdr.GetInt32(3), sdr.GetString(4), sdr.GetString(5));
cate.Articles.Add(art);
}
con.Close();
return allcate;
}
public CategoryOper()
{
//
// TODO: 在此处添加构造函数逻辑
//
}
}
/App_Code/ArticleOper.cs
,6
/Default.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://.w3./TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://.w3./1999/xhtml" >
<head runat="server">
<title>无标题页</title>
</head>
<body>
<form id="form1" runat="server">
<div style="text-align:center">
<asp:Repeater ID="RepCate" runat="server">
<HeaderTemplate>
<table border="1">
<tr>
<td>分类编号</td>
<td>分类名称</td>
<td>分类描述</td>
</tr>
</HeaderTemplate>
<ItemTemplate>
<tr>
<td><%#Eval("categoryid") %></td>
<td><%#Eval("categoryname") %></td>
<td><%#Eval("categorydesc") %></td>
</tr>
<tr>
<td>本类新闻</td>
<td colspan="2">
<asp:Repeater ID="RepArticle" runat="server" DataSource='<%#Eval("articles") %>' >
<HeaderTemplate>
<table border="1" style="background-color:#00FF00;">
<tr>
<td>新闻编号</td>
<td>新闻标题</td>
<td>新闻作者</td>
</tr>
</HeaderTemplate>
<ItemTemplate>
<tr>
<td><%#Eval("id") %></td>
<td>
<asp:HyperLink ID="Hl1" runat="server" Text='<%#Eval("title") %>' NavigateUrl='<%#string.Format("ShowArticle.aspx?id={0}",Eval("id") ) %>' ></asp:HyperLink>
</td>
<td><%#Eval("author") %></td>
</tr>
</ItemTemplate>
<FooterTemplate>
</table>
</FooterTemplate>
</asp:Repeater>
</td>
</tr>
</ItemTemplate>
<FooterTemplate>
</table>
</FooterTemplate>
</asp:Repeater>
</div>
</form>
</body>
</html>
/Default.aspx.cs
using System;
public partial class _Default : System.Web.UI.Page
{
private void BindCategory()
{
RepCate.DataSource = CategoryOper.SelectAll();
RepCate.DataBind();
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
BindCategory();
}
}
}
/web.config
1.C,
1.B,源代码(主要代码摘要)
/App_Code/DBConnection.cs
/App_Code/CategoryInfo.cs
代码如下:
using System.Collections.Generic;
public class CategoryInfo
{
int categoryid;
string categoryname;
string categorydesc;
IList<ArticleInfo> articles;
/// <summary>
/// 1,子嵌套数据
/// </summary>
public IList<ArticleInfo> Articles
{
get { return articles; }
set { articles = value; }
}
public int Categoryid
{
get { return categoryid; }
set { categoryid = value; }
}
public string Categoryname
{
get { return categoryname; }
set { categoryname = value; }
}
public string Categorydesc
{
get { return categorydesc; }
set { categorydesc = value; }
}
public CategoryInfo()
{
}
public CategoryInfo(int categoryid, string categoryname, string categorydesc,IList<ArticleInfo> articles)
{
this.categoryid = categoryid;
this.categoryname = categoryname;
this.categorydesc = categorydesc;
this.articles = articles;
}
}
/App_Code/ArticleInfo.cs
/App_Code/CategoryOper.cs
代码如下:
using System.Data;
using System.Data.SqlClient;
using System.Collections.Generic;
public class CategoryOper
{
public static IList<CategoryInfo> SelectAll()
{
IList<CategoryInfo> allcate = new List<CategoryInfo>();
string sql = "select category.categoryid,categoryname,categorydesc,id,title,author from category inner join article on category.categoryid=article.categoryid order by category.categoryid";
SqlConnection con = new DBConnection().Con;
SqlCommand = new SqlCommand();
.Connection = con;
.CommandText = sql;
.CommandType = CommandType.Text;
con.Open();
SqlDataReader sdr = .ExecuteReader();
int tempcategoryid=0;
CategoryInfo cate=null;
while (sdr.Read())
{
int categoryid=sdr.GetInt32(0);
//如果类别改变则创建一个新的 cate 对象
if(categoryid!=tempcategoryid)
{
cate = new CategoryInfo(sdr.GetInt32(0), sdr.GetString(1), sdr.GetString(2), new List<ArticleInfo>());
allcate.Add(cate);
tempcategoryid = categoryid; //把新类别编号付给标识
}
ArticleInfo art = new ArticleInfo(sdr.GetInt32(3), sdr.GetString(4), sdr.GetString(5));
cate.Articles.Add(art);
}
con.Close();
return allcate;
}
public CategoryOper()
{
//
// TODO: 在此处添加构造函数逻辑
//
}
}
/App_Code/ArticleOper.cs
,6
/Default.aspx
代码如下:
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://.w3./TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://.w3./1999/xhtml" >
<head runat="server">
<title>无标题页</title>
</head>
<body>
<form id="form1" runat="server">
<div style="text-align:center">
<asp:Repeater ID="RepCate" runat="server">
<HeaderTemplate>
<table border="1">
<tr>
<td>分类编号</td>
<td>分类名称</td>
<td>分类描述</td>
</tr>
</HeaderTemplate>
<ItemTemplate>
<tr>
<td><%#Eval("categoryid") %></td>
<td><%#Eval("categoryname") %></td>
<td><%#Eval("categorydesc") %></td>
</tr>
<tr>
<td>本类新闻</td>
<td colspan="2">
<asp:Repeater ID="RepArticle" runat="server" DataSource='<%#Eval("articles") %>' >
<HeaderTemplate>
<table border="1" style="background-color:#00FF00;">
<tr>
<td>新闻编号</td>
<td>新闻标题</td>
<td>新闻作者</td>
</tr>
</HeaderTemplate>
<ItemTemplate>
<tr>
<td><%#Eval("id") %></td>
<td>
<asp:HyperLink ID="Hl1" runat="server" Text='<%#Eval("title") %>' NavigateUrl='<%#string.Format("ShowArticle.aspx?id={0}",Eval("id") ) %>' ></asp:HyperLink>
</td>
<td><%#Eval("author") %></td>
</tr>
</ItemTemplate>
<FooterTemplate>
</table>
</FooterTemplate>
</asp:Repeater>
</td>
</tr>
</ItemTemplate>
<FooterTemplate>
</table>
</FooterTemplate>
</asp:Repeater>
</div>
</form>
</body>
</html>
/Default.aspx.cs
代码如下:
using System;
public partial class _Default : System.Web.UI.Page
{
private void BindCategory()
{
RepCate.DataSource = CategoryOper.SelectAll();
RepCate.DataBind();
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
BindCategory();
}
}
}
/web.config
1.C,
编程语言
- 机械手焊接机器人编程 机械手焊接设备编程
- vb数据库编程实例,vb做数据库
- tiobe世界编程语言排行榜,全球编程语言排行
- 成都java编程培训 成都it编程培训中心
- 编程基础培训,编程基础知识培训
- flash游戏编程基础教程,flash游戏开发教程
- 不会英语能学编程吗 不会英语可以学程序员吗
- 爱心代码编程C语言 爱心代码编程c语言公式
- c语言编程学习入门 c语言编程快速入门
- 西门子plc编程培训 西门子plc编程培训班
- 哪里可以学编程 台州哪里可以学编程
- 少儿编程哪个好 少儿编程哪个品牌好
- 编程是什么意思,图形编程是什么意思
- c语言编程软件下载,c语言编程软件在哪下载
- java编程软件下载,java编程下载手机版
- ug编程培训学校,ug编程培训教程