网上购物车简单代码1
购物商品.csusing System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
/// <summary>
/// 购物商品 的摘要说明
/// </summary>
public class 购物商品
{
private int id;
public int Id
{
get
{
return id;
}
set
{
this.id = value;
}
}
private string name;
public string Name
{
get { return name; }
set { name = value; }
}
private double price;
public double Price
{
get { return price; }
set { price = value; }
}
private int snum;
public int Snum
{
get { return snum; }
set { snum = value; }
}
public 购物商品(int id,string name,double price,int snum)
{
this.id = id;
this.name = name;
this.price = price;
this.snum = snum;
}
public void AddSnum(int num)
{
this.snum += num;
}
public double getTotalPrice()
{
return snum * price;
}
}
chaxun.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="chaxun.aspx.cs" Inherits="chaxun" %>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>查询购物车信息</title>
<script language="javascript">
function love(id,name,price,snum)
{
// alert(id);
// alert(name);
// alert(price);
// alert(snum);
document.getElementById("show").style.display="block";
document.getElementById("sname").value=name;
document.getElementById("sprice").value=price;
document.getElementById("snum").value=document.getElementById("n"+id).innerText;
document.getElementById("sid").value=id;
}
function xiao()
{
document.getElementById("show").style.display="none";
}
function del(id)
{
if(window.confirm("确实要删除吗?"))
{
doSearch(id);
}
else
{
return false;
}
}
function doSearch(type)
{
if(type=="mod")
{
var gounum=parseInt(document.getElementById("snum").value);
if(gounum>0)
{
var output="mai+++"+document.getElementById("sid").value;
output+="+++"+document.getElementById("sname").value;
output+="+++"+gounum;
CallServer(output,"");
}
else
{
messageShow("请输入大于0的数字");
}
}
else
{//删除乐
var output="del+++"+type;
output+="+++"+document.getElementById("f"+type).innerText;
output+="+++0";//0没有意义
CallServer(output,"");
}
}
function receive(text)
{
var arr;
if(text.indexOf("+++")!=-1)
{
arr=text.split("+++");
if(arr=="mai")
{
document.getElementById("n"+arr).innerText=arr;
messageShow(arr+arr+arr);
}
else
{
//document.getElementById("n"+arr).innerText=arr;
messageShow(arr+arr);
window.setTimeout("shua()",3000);
}
}
else
{
messageShow(text);
}
document.getElementById("snum").value="";
xiao();
// document.getElementById("form1").reset();
// document.getElementById("show").innerHTML=text;
// alert(document.getElementById("show"));
}
function shua()
{
location.reload();
}
var j;
function messageShow(text)
{
var w=document.body.offsetWidth;
var h=document.body.offsetHeight;
var mw=document.getElementById("message").style.width;
var mh=document.getElementById("message").style.height;
var toph=parseInt(document.body.scrollTop);
//alert(toph);
document.getElementById("message").style.left=parseInt(w)-parseInt(mw)-30;
document.getElementById("message").style.top=parseInt(h)+toph-parseInt(mh);
document.getElementById("message").innerHTML=text;
document.getElementById("message").style.display="block";
j=window.setTimeout("messageXiao()",3000);
}
function messageXiao()
{
window.clearTimeout(j);
document.getElementById("message").innerText="";
document.getElementById("message").style.display="none";
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div id="message" style="position:absolute; left:0px; top:0px; display:none; width:150px; height:60px;background-color:#8cacbb"></div>
<div style="position:absolute;left:400px; top:18px; display:none; background-color:#8cacbb" id="show">
<table>
<tr><td>商品名</td><td><input id="sname" readonly/><input type="hidden" id="sid"/></td></tr>
<tr><td>单价</td><td><input id="sprice" readonly/></td></tr>
<tr><td>数量</td><td><input id="snum" /></td></tr>
<tr><td><input type="button" value="购买" onclick="doSearch('mod')" /></td><td><input type="button" value="取消" onclick="xiao()"/></td></tr>
</table>
</div>
<div>
<%
String temppage = Request.QueryString["page"];
int page = 0;
if (temppage == null || temppage.Trim() == "")
{
page = 1;
}
else {
page = Convert.ToInt32(temppage);
}
if (page < 1)
{
page = 1;
}
Hashtable chaht = (Hashtable)Session["shopping"];
if(chaht.Count==0)
{
%>
<table>
<tr><td>您还没有购物，请回到商城中完成购物。</td></tr>
</table>
<%
}else
{
int hangnum =chaht.Count;
int pagecount = Convert.ToInt32(ConfigurationManager.AppSettings["pagecount"]);
int MaxPage = (int)Math.Ceiling((double)hangnum / pagecount);
if (page > MaxPage)
{
page = MaxPage;
}
object[] o = new object;
chaht.CopyTo(o, 0);
int starthang = (page - 1) * pagecount;//page=2下标为 1*3=3 从3号索引开始，即可第4个
int endhang = starthang + pagecount-1;
%>
<table><tr><td>选择</td><td>商品名</td><td>单价</td><td>购物数量</td><td>操作方式</td></tr>
<%
for (int i = starthang; i < o.Length && i <= endhang; i++)
{
DictionaryEntry de = (DictionaryEntry)o;
购物商品 s = (购物商品)de.Value;
%>
<tr><td><input type="checkbox" id="cid" value="<%=s.Id %>" /></td><td id="f<%=s.Id %>"><%=s.Name %></td><td><%=s.Price %></td><td id="n<%=s.Id %>"><%=s.Snum %></td><td><input type="button" value="更新" onclick="love('<%=s.Id %>','<%=s.Name %>','<%=s.Price %>','<%=s.Snum %>')"/><input type="button" value="删除" onclick="del('<%=s.Id %>')"/></td></tr>
<%
}
%>
</table>
<table>
<tr>
<td><a href="chaxun.aspx?page=1">首页</a></td>
<%
if (page == 1)
{
%>
<td>上一页</td>
<%
}
else
{
%>
<td><a href="chaxun.aspx?page=<%=page-1 %>">上一页</a></td>
<%
}
if (page ==MaxPage)
{
%>
<td>下一页</td>
<%
}
else
{
%>
<td><a href="chaxun.aspx?page=<%=page+1 %>">下一页</a></td>
<%
}
%>
<td><a href="chaxun.aspx?page=<%=MaxPage %>">尾页</a></td>
</tr>
</table>
<%
}
%>
</div>
<div>
<%
if(chaht.Count>0)
{
%>
<input type="button" onclick="fukuan()" value="到收银台付款"/></div>
<%
}
%>
<script language="javascript">
var ziwin;
function fukuan()
{
ziwin= window.open ("shouyin.aspx", "", "height=600, width=800, toolbar=no, menubar=no, scrollbars=no, resizable=no, location=no, status=no");
window.setTimeout("guanbi()",1000);
}
function guanbi()
{
window.close();
}
</script>
</form>
</body> 在本代码段最后加上</html>
本下程序由“网上购物车简单代码12345”构成，请感兴趣的朋友看完，由于是初学，请多多指教！
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