Web/shoppingcar.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.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;

namespace CAI.SHOP.Web
{
    public partial class shoppingcar : System.Web.UI.Page
    {
        Double TtlPrice;
        CAI.SHOP.BLL.product productbll = new CAI.SHOP.BLL.product();
        protected void Page_Load(object sender, EventArgs e)
        {


            if (!Page.IsPostBack)
            {
                Image13.Visible = false;
                Msg.Visible = false;
                shoplist();
            }

        }

        protected void shoplist()
        {
            Hashtable Hash;
            if (Session["car"] == null)
            {
                Hash = new Hashtable();
            }
            else
            {
                Hash = (Hashtable)Session["car"];
            }
            if (Hash.Count == 0)
            {
                Image13.Visible = true;
                Msg.Visible = true;
                Msg.Text = "您还没有购物呢？赶快购物吧!";
            }

            string[] ArrKey = new string[Hash.Count];
            int[] ArrVal = new int[Hash.Count];
            string Products = "('";
            Hash.Keys.CopyTo(ArrKey, 0);
            Hash.Values.CopyTo(ArrVal, 0);
            int k = 0;
            for (int j = 0; j < ArrKey.Length; j++)
            {
                if (k > 0) Products += "','"; k++;
                Products += ArrKey.GetValue(j).ToString();