CheckOut.aspx.cs

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using System;
using System.Data;
using System.Configuration;
using System.Collections;
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;
using System.Text;

public partial class CheckOut : System.Web.UI.Page
{
    DataTable dtTable;
    Hashtable hashCar;
    string strSql;
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            if (Session["uname"] == null)
            {
                Response.Write("<script>javascript:alert('对不起，请您先登陆！');history.back();</script>");
                Response.End();
            }
            else
            {
                //如果用户已登录，则显示用户的基本信息
                strSql = "select * from Member where musername='" + Session["uname"].ToString() + "'";
                DataTable dsTable = ClassDB.GetDataTable(strSql);
                this.txtReciverName.Text = dsTable.Rows[0]["mname"].ToString();     //收货人姓名
                this.txtReceiverPhone.Text = dsTable.Rows[0]["mtel"].ToString();   //收货人电话号码
                this.txtReceiverEmails.Text = dsTable.Rows[0]["memail"].ToString();  //收货人Email
                this.txtReceiverPostCode.Text = dsTable.Rows[0]["mpostcard"].ToString();//收货人邮编
                this.txtReceiverAddress.Text = dsTable.Rows[0]["maddress"].ToString();  //收货人详细地址
            }
            if (Session["ShopCart"] == null)
            {
                //如果没有购物，则给出相应信息，并隐藏按钮
                this.labMessage.Text = "您还没有购物！"; //显示提示信息
                this.btnConfirm.Visible = false;         //隐藏“确认”按钮
            }
            else
            {
                hashCar = (Hashtable)Session["ShopCart"];  //获取其购物车
                if (hashCar.Count == 0)
                {
                    //如果没有购物，则给出相应信息，并隐藏按钮
                    this.labMessage.Text = "您购物车中没有汽车！";//显示提示信息
                    this.btnConfirm.Visible = false;              //隐藏“确认”按钮
                }
                else
                {
                    //设置购物车内容的数据源
                    dtTable = new DataTable();
                    DataColumn column1 = new DataColumn("No");//序号列
                    DataColumn column2 = new DataColumn("GBianHao");    //汽车ID代号
                    DataColumn column3 = new DataColumn("GName");  //汽车名称
                    DataColumn column4 = new DataColumn("GNum");       //数量