cart.aspx.cs

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using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Text;
using System.Data;
using System.Data.SqlClient;
using System.Collections;

public partial class gg  : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if(Session["lname"]==null)
        {
            MessageBox.ShowAndRedirect(this, "请先登录！", "login.aspx");
            return;
        }
        
        if(!IsPostBack)
        {
            chushi();
            bind();
        }
    }

    /// <summary>
    /// 初始化
    /// </summary>
    protected void chushi()
    {

        StringBuilder strSql = new StringBuilder();
        strSql.Append(@"select * from members where lname='" + Session["lname"].ToString() + "'");

        //根据编号得到相应的记录
        DataSet ds = DbHelperSQL.Query(strSql.ToString());
        if (ds.Tables[0].Rows.Count > 0)
        {
            txt_mname.Text = ds.Tables[0].Rows[0]["mname"].ToString();
            txt_tel.Text = ds.Tables[0].Rows[0]["tel"].ToString();
            txt_address.Text = ds.Tables[0].Rows[0]["address"].ToString();
        
        }
    }

    /// <summary>
    /// 绑定购物车
    /// </summary>
    protected void bind()
    {
        shoppingcart car = new shoppingcart();
        if (Session["car"] != null)
        {
            car = (shoppingcart)Session["car"];
        }
        Repeater1.DataSource = car.orders;
        Repeater1.DataBind();
        this.Literal1.Text = car.totalcost.ToString();