利用c#制作简单的留言板 (3)
2024-07-21 02:20:21
供稿：网友
菜鸟学堂：
显示列表list.aspx
<%@ page language="c#" codebehind="list.cs" autoeventwireup="false" inherits="notpage.list" %>
<html><head>
<meta name="generator" content="microsoft visual studio 7.0">
<meta name="code_language" content="c#"></head>
<body>
<form method="post" runat="server">
</form><a href = "addtopic.aspx">发表留言</a><br>
<table width="90%" height="1" border="0" cellspacing="2" cellpadding="2" id=liuyan>
<tr>
<td>主题</td>
<td>留言人</td>
<td>留言时间</td>
</tr>
<asp:label id="n_tdtitle" runat=server></asp:label>
</table>
</body></html>
namespace notpage
{
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;
/// <summary>
/// summary description for list.
/// </summary>
public class list : system.web.ui.page
{
protected system.web.ui.webcontrols.label n_tdtitle;
public list()
{
page.init += new system.eventhandler(page_init);
}
protected void page_load(object sender, eventargs e)
{
if (!ispostback)
{
//
// evals true first time browser hits the page
//
}
}
protected void page_init(object sender, eventargs e)
{
//
// codegen: this call is required by the asp+ windows form designer.
//
initializecomponent();
init_tdtitle();
}
/// <summary>
/// required method for designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void initializecomponent()
{
this.load += new system.eventhandler (this.page_load);
}
protected void init_tdtitle()
{
initializecomponent();
//
// codegen: this call is required by the asp+ windows form designer.
//
try
{
notepage np = new notepage();
arraylist arrtopic = np.gettopiclist();
for ( int i = 0 ; i < arrtopic.count ; i ++)
{
notepage objtopic = (notepage)arrtopic[i] ;
string str ="<tr><td><a href = showtopic.aspx?id="+objtopic.id.tostring()+">" + objtopic.title.tostring() + "</a></td>";
str = str +"<td>" + objtopic.author.tostring()+"</td>";
str = str +"<td>" + objtopic.adddate.tostring()+"</td></tr>";
n_tdtitle.text = str + n_tdtitle.text;
}
}
catch(exception e)
{
throw(new exception("取得贴子列表出错：" + e.tostring())) ;
}
}
}
}
