利用c#制作简单的留言板(2)


myconn.cs
namespace notpage
{
using System;
using System.Data.SQL ;</P><P> /// <summary>
/// Summary description for myconn.
/// </summary>
public class myconn:System.Data.SQL.SQLConnection
{
private void InitializeComponent ()
{
}

public myconn()
{
//
// TODO: Add Constructor Logic here
//
this.Database = "back" ;
this.DataSource = "LUOCHANG" ;
this.UserID = "sa" ;
this.Password = "" ;
}
}
}
添加留言addTopic.aspx
<%@ Page language="c#" Codebehind="AddTopic.cs" AutoEventWireup="false" Inherits="notpage.AddTopic" %>
<html><head>
<meta content="Microsoft Visual Studio 7.0" name=GENERATOR>
<meta content=C# name=CODE_LANGUAGE></head>
<body>
<form method=post runat="server">
<table cellSpacing=1 cellPadding=1 width="88%" border=0>
<tr>
<td>留言主题:</TD>
<td><asp:textbox id=txtTitle runat="server" maxlength="80" columns="65"></asp:textbox></TD></TR>
<tr>
<td>姓名:</TD>
<td><asp:textbox id=txtAuthor runat="server" maxlength="40" columns="20"></asp:textbox></TD></TR>
<tr>
<td>留言内容</TD>
<td><asp:textbox id=txtContent runat="server" maxlength="2000" columns="50" rows="20" TextMode="MultiLine"></asp:textbox><asp:button
id=btnSubmit runat="Server"
text="确认"></asp:button></TD></TR></TABLE></FORM>

</body></html></P><P>对应的cs
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;</P><P> /// <summary>
/// Summary description for AddTopic.
/// </summary>
public class AddTopic : System.Web.UI.Page
{
protected System.Web.UI.WebControls.TextBox txtContent;
protected System.Web.UI.WebControls.TextBox txtAuthor;
protected System.Web.UI.WebControls.TextBox txtTitle;
protected System.Web.UI.WebControls.Button btnSubmit;

public AddTopic()
{
Page.Init += new System.EventHandler(Page_Init);
}</P><P> protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
//
// Evals true first time browser hits the page
//
}
}</P><P> protected void Page_Init(object sender, EventArgs e)
{
//
// CODEGEN: This call is required by the ASP+ Windows Form Designer.
//
InitializeComponent();
}</P><P> /// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
btnSubmit.Click += new System.EventHandler (this.OnSubmit);
this.Load += new System.EventHandler (this.Page_Load);
}
public void OnSubmit(Object sender , EventArgs e)
{


if (Page.IsValid)
{
//数据入库
try
{

notepage objNp = new notepage();
objNp.Title = txtTitle.Text;
objNp.Author = txtAuthor.Text;
objNp.Content = txtContent.Text;
objNp.adddate = System.DateTime.Now;
notepage objNp1 = new notepage();
if(objNp1.AddTopic(objNp))
{

Response.Write ("<p align=center class=cn>成功留言,点击<a href = list.aspx>此处</a>查看留言列表!。</p>") ;
}
}
catch(Exception exp)
{
#if DEBUG
Response.Write ("出现异常:" + exp.Message) ;
return ;
#endif//DEBUG

}
}


}</P><P> }
}

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