member/m.master.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;


public partial class member_m  : System.Web.UI.MasterPage
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["lname"] == null)
        {
            Response.Redirect("../default.aspx");
        }

        if(!IsPostBack)
        {
            //声明购物车类
            shoppingcart car = new shoppingcart();
            if (Session["car"] != null)
            {
                car = (shoppingcart)Session["car"];
            }
            ltTotal.Text = car.totalquantity.ToString();


            
        }   
    }

        /// <summary>
    /// 退出登录
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    protected void lnkOut_Click(object sender, EventArgs e)
    {
        Session.Abandon();
        Response.Redirect("../default.aspx");
    }

    protected void LinkButton1_Click(object sender, EventArgs e)
    {
        Session.Abandon();
        Response.Redirect("../default.aspx"); 
    }

    protected void Button1_Click(object sender, EventArgs e)
    {
        if (Request.Form["keywords"].Trim() == "")
        {
            Page.ClientScript.RegisterStartupScript(this.GetType(), "alert", "<script>alert('请输入关键字！');</script>");
        }
        Response.Redirect("../pro.aspx?k=" + Server.UrlEncode(Request.Form["keywords"]));
    }