当前位置: 首页 > 图文教程 > 网络编程 > ASP.NET > asp.net 实现购物车详细代码

ASP.NET
asp.net图片加水印
Asp.Net中页面运行时动态载入的UserControl内元素的事
ASP.NET底层架构探索之再谈.NET运行时(二)
借助封装类实现线程调用带参方法
面向对象设计思想(C#)
asp.net URL重写(URLRewriter) 简化版
GUID在.net里的使用,就用System.Guid结构
不要忽略c#中的using和as操作符
C#中ref和out的使用小结
C#的Web XML编程
asp.net2.0下 如何实现服务器端压缩包自解压
javascript如何调用C#后台代码中的过程 和ASP.NET调用
在ASP.NET中自动给URL加上超链接
ASP.NET 中处理页面“回退”的方法
ASP.NET的四种错误机制
asp.net跳转页面的三种方法比较
ASP.NET2.0中将GridView导出到Excel文件中
ASP.NET 2.0中GridView无限层复杂表头的实现
ASP.NET 2.0 中动态添加 GridView 模板列
十天学会ASP.net之第一天

ASP.NET 中的 asp.net 实现购物车详细代码


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-11-03   浏览: 27 ::
收藏到网摘: n/a

<%@ Page language="c#" Codebehind="shoppingcart.aspx.cs" AutoEventWireup="false" Inherits="myshop.shoppingcart" %><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" ><HTML> <HEAD>
<title>shoppingcart
</title>
<meta http-equiv="Content-Type" content="text/html;
charset=gb2312"> <LINK href="mycss.css" type="text/css" rel="stylesheet">
<meta name="vs_defaultClientScript" content="JavaScript">
<meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5"> </HEAD>
<body> <center>
<form id="Form1" runat="server"> <table width="500" border="0" cellspacing="0" cellpadding="0"> <tr> <td>
<asp:DataGrid id="ShoppingCartDlt" runat="server" Width="500" BackColor="white" BorderColor="black" ShowFooter="false" CellPadding="3" CellSpacing="0" Font-Name="Verdana" Font-Size="8pt" HeaderStyle-BackColor="#cecfd6" AutoGenerateColumns="false" MaintainState="true"> <Columns>
<asp:TemplateColumn HeaderText="删除">
<ItemTemplate> <center>
<asp:CheckBox id="chkProductID" runat="server" /> </center>
</ItemTemplate> </asp:TemplateColumn>
<asp:BoundColumn DataField="ProdID" HeaderText="ID" />
<asp:BoundColumn DataField="ProName" HeaderText="商品名称" />
<asp:BoundColumn DataField="UnitPrice" HeaderText="单价" />
<asp:TemplateColumn HeaderText="数量">
<ItemTemplate>
<asp:TextBox id="CountTb" runat="server" Text='<%#DataBinder.Eval( Container.DataItem,"ProdCount" )%>'> </asp:TextBox>
</ItemTemplate> </asp:TemplateColumn>
<asp:BoundColumn DataField="TotalPrice" HeaderText="小计( 元 )" /> </Columns> </asp:DataGrid></td> </tr> </table> <br> <table width="500" border="0" cellspacing="0" cellpadding="0"> <tr> <td>
<asp:Button id="update" runat="server" Text="更新我的购物车" CssClass="button2" /></td> <td>
<asp:Button id="CheckOut" runat="server" Text="结算" CssClass="button5" />

<input type="button" name="close2" value="继续购物" onClick="window.close( );
return false;
" class="button2"></td> <td align="right"><br>
<asp:Label id="label" runat="server" Width="100px" Visible="True" ForeColor="#FF8080" Height="18px"></asp:Label></td> </tr> </table>
</form> </center>
</body></HTML>=======================================================================================以上为HTML页面部分
==========================================================================================
using System;
using System.Collections;
using System.ComponentModel;
using System.Web.SessionState;
using System.Web;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Data;
using System.Data.OleDb;
using System.Configuration;
namespace myshop
{
/// <summary> /// shoppingcart 的摘要说明. /// </summary> public class shoppingcart : System.Web.UI.Page
{
protected System.Web.UI.WebControls.DataGrid ShoppingCartDlt;
protected System.Web.UI.WebControls.Button update;
protected System.Web.UI.WebControls.Button CheckOut;
protected System.Web.UI.HtmlControls.HtmlForm Form1;
protected System.Web.UI.WebControls.Label label;
protected System.Web.UI.WebControls.CheckBox chkProductID;
protected System.Web.UI.WebControls.TextBox txtCount;
protected System.Web.UI.WebControls.TextBox CountTb;
string AddProID;
private void Page_Load( object sender, System.EventArgs e )
{
try
{
if ( Session["logon"]!="yes"  Session["username"]==null )
{
Response.Redirect( "error.htm" ) ;
}
}
catch
{
Response.Redirect( "error.htm" ) ;
}
/////////////查看用户是否已经登陆.
if( !IsPostBack )
{
if( Request.Params["mode"]=="view" ) //检测是否为直接查看购物车.
{
ViewShoppingCart( );
Caculator( );
}
if( Request.Params["productID"]!=null  Request.Params["productID"]!="" )
{
AddProID=Request[