SalesSystemOnline/UI/User/ShopList.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
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.Xml.Linq;
using System.Data.SqlClient;
using BLL;
using Models;

namespace SalesSystemOnline.UI.User
{
    public partial class ShopList : System.Web.UI.Page
    {
        CPublic s = new CPublic();
        CMedInfo med = new CMedInfo();
        BLLOrder Order = new BLLOrder();
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                if (Session["userid"] == null || Session["userid"].ToString() == "" || Session["userid"].ToString().Trim() == "")
                {
                    Common.MessageAlert.AlertLocation(Page, "alert('对不起，您没有登陆！');location.href='Login.aspx'");
                    return;
                }
                else
                {
                    Label1.Visible = false;
                    CartShow();
                }
              
              
            } 
        }
     
        public void CartShow()
        {
            DataTable dt = null;
            if (Session["dt"] != null)
            {
                dt = (DataTable)Session["dt"];
                double wholeprice = 0;
                int wholecount = 0;
                GridView1.DataSource = dt;
                GridView1.DataBind();
                for (int j = 0; j < dt.Rows.Count; j++)
                {
                    wholeprice += Convert.ToDouble(dt.Rows[j]["sumprice"]);
                    wholecount += Convert.ToInt32(dt.Rows[j]["buycount"]);
                }
                wprice.Text = wholeprice.ToString();//总价格
                Session["wholeprice"] = wholeprice;
                wholeprocount.Text = Convert.ToString(wholecount);//商品总项数