YKT_EShop/Controls/getShoppingCart.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.Data;
using System.Web.UI.HtmlControls;
using YKT_Common;
using YKT_Model;
using YKT_BLL;

namespace YKT_EShop.Controls
{
    public partial class getShoppingCart : BasicControl
    {
        protected GridView gvProducts;
        protected void Page_Load(object sender, EventArgs e)
        {
            //检查用户登录
            if (!this.IsPostBack)
            {
                int proid = Input.SetInt(Request.QueryString["pid"]);
                string action = Input.SetString(Request.Params["act"]);

                switch (action.Trim().ToLower())
                {
                    case "edit":
                        Bind_CartEdit(proid);
                        break;
                    case "del":
                        Bind_CartDel(proid);
                        break;
                    default:
                        Bind_AddToCart(proid);
                        break;
                }
            }
        }

        ////添加到购物车
        private void Bind_AddToCart(int pid)
        {
            if (pid < 1)
            {
                return;
            }
            DataTable dtProducts = null;
            if (Session["dtProducts"] == null)
            {
                dtProducts = createProductDT();
                //开始添加购物
                ModelProduct model = new BLLProduct().GetModel(pid, true);
                DataRow aProduct = dtProducts.NewRow();
                aProduct["proid"] = pid;
                aProduct["prototalprice"] = (Input.SetInt(model.ProductMarketPrice) * 1);//市场价
                aProduct["proname"] = model.ProductName;
                aProduct["proprice"] = model.ProductMarketPrice;//产品价格
                aProduct["quantity"] = 1;//产品数量
                dtProducts.Rows.Add(aProduct);