王彬 程序员 王彬 ASP PHP C# .NET AJAX 笔记

我的PHP,.NET开源之路

页面前台代码:

 1<%@ Page Language="C#" AutoEventWireup="true"  CodeFile="Default.aspx.cs" Inherits="_Default" %>
 2
 3<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 4
 5<html xmlns="http://www.w3.org/1999/xhtml" >
 6<head runat="server">
 7    <title>无标题页</title>
 8</head>
 9<body>
10    <form id="form1" runat="server">
11    <div>
12        <asp:DataList ID="DataList1" runat="server" Width="468px" OnItemDataBound="DataList1_ItemDataBound">
13        <ItemTemplate>
14        <div><%#DataBinder.Eval(Container.DataItem,"title","{0}"%> </div>  
15        
16        <div>
17            <%#DataBinder.Eval(Container.DataItem,"title","{0}"%></div>
18            <div align="right">
19        <asp:LinkButton ID="LinkButton1" runat="server" CommandArgument='<%#DataBinder.Eval(Container.DataItem,"id","{0}") %>' OnCommand="LinkButton1_Command">回复留言</asp:LinkButton>
20            <asp:HyperLink ID="HyperLink1" runat="server" NavigateUrl='<%# "del.aspx?id="+Eval("id") %>'>删除留言</asp:HyperLink>
21            </div>
22        </ItemTemplate>
23            <SeparatorTemplate>
24                <hr />
25            </SeparatorTemplate>
26        </asp:DataList></div>
27        <asp:HyperLink ID="lnkPrev" runat="server">上一页</asp:HyperLink>
28        <asp:HyperLink ID="lnkNext" runat="server">下一页</asp:HyperLink>
29    </form>
30</body>
31</html>
32

后台代码:
 1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Web;
 5using System.Web.Security;
 6using System.Web.UI;
 7using System.Web.UI.WebControls;
 8using System.Web.UI.WebControls.WebParts;
 9using System.Web.UI.HtmlControls;
10using System.Data.SqlClient;
11
12public partial class _Default : System.Web.UI.Page 
13{
14    protected void Page_Load(object sender, EventArgs e)
15    {
16        if (!IsPostBack)
17        {
18            BindData();
19        }

20    }

21
22    private void BindData()
23    {
24        string connstr=ConfigurationManager.AppSettings["ConnectionString"].ToString();
25        SqlConnection con = new SqlConnection(connstr);
26        if (con.State.Equals(ConnectionState.Closed))
27        {
28            con.Open();
29        }

30
31        string sqlText = "select * from guestbook";
32        SqlDataAdapter sda = new SqlDataAdapter(sqlText,con);
33        DataSet ds = new DataSet();
34        sda.Fill(ds);
35
36        PagedDataSource ps = new PagedDataSource();
37        ps.DataSource = ds.Tables[0].DefaultView;
38        ps.AllowPaging = true;
39        ps.PageSize = 10;
40        int CurPage;
41
42        if (Request.QueryString["Page"!= null)
43        {
44            CurPage = Convert.ToInt32(Request.QueryString["Page"]);
45        }

46        else
47        {
48            CurPage = 1;
49        }

50
51        ps.CurrentPageIndex = CurPage - 1;
52
53
54        if (!ps.IsFirstPage)
55        {
56            lnkPrev.NavigateUrl = Request.CurrentExecutionFilePath + "?Page=" + Convert.ToInt32(CurPage-1);
57        }

58        if (!ps.IsLastPage)
59        {
60            lnkNext.NavigateUrl = Request.CurrentExecutionFilePath + "?Page=" + Convert.ToInt32(CurPage+1);
61        }

62
63        this.DataList1.DataSource = ps;
64        this.DataList1.DataBind();
65 
66    }

67    protected void LinkButton1_Command(object sender, CommandEventArgs e)
68    {
69        Response.Redirect("hfliuyan.aspx?id="+e.CommandArgument);
70    }

71    protected void DataList1_ItemDataBound(object sender, DataListItemEventArgs e)
72    {
73        HyperLink hpl=(HyperLink)(e.Item.FindControl("HyperLink1"));
74        if (hpl != null)
75        
76
77        {
78            hpl.Attributes.Add("onclick","return confirm('确定删除吗?');");
79        }

80    }

81}

82

web.config
1<?xml version="1.0"?>
2<configuration xmlns="http://schemas.microsoft.com/.NetConfiguration/v2.0">
3    <appSettings>
4        <add key="ConnectionString" value="server=.;database=OfficeAutoDb;uid=sa;pwd=;"/>
5    </appSettings>
6    <system.web>
7        <compilation debug="true"/></system.web></configuration>
8

所用的数据表:
CREATE TABLE [dbo].[guestbook] (
    
[id] [int] IDENTITY (11NOT NULL ,
    
[kindId] [int] NULL ,
    
[title] [varchar] (50) COLLATE Chinese_PRC_CI_AS NULL ,
    
[body] [varchar] (500) COLLATE Chinese_PRC_CI_AS NULL ,
    
[datetime] [datetime] NOT NULL 
ON [PRIMARY]
posted on 2008-01-11 05:08  wangbin  阅读(305)  评论(0编辑  收藏  举报