product.aspx.cs

简介：功能描述：商品的分类显示、浏览商品、用户登录、选购和调整购物车、集中结算、存储订单、查看订单

using System;
using System.Data;
using System.Configuration;
using System.Collections;
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;

public partial class product : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e)
    {
        DataTable cart = new DataTable();
        if (e.CommandName == "Select")
        {
            if (Session["shoppingcart"] == null)
            {
                cart.Columns.Add("商品编号", typeof(int));
                cart.Columns.Add("商品名称", typeof(string));
                cart.Columns.Add("单位数量", typeof(string));
                cart.Columns.Add("单价", typeof(double));
                Session["shoppingcart"] = cart;
            }
            cart = (DataTable)Session["shoppingcart"];
            int index = Convert.ToInt32(e.CommandArgument);
            GridViewRow row = GridView1.Rows[index];
            string pbh = row.Cells[0].Text;
            string pmc = row.Cells[1].Text;
            string pdw = row.Cells[2].Text;
            string pdj = row.Cells[3].Text;
            int bh = int.Parse(pbh);
            double dj = double.Parse(pdj);
            DataRow rr = cart.NewRow();
            rr["商品编号"] = bh;
            rr["商品名称"] = pmc;
            rr["单位数量"] = pdw;
            rr["单价"] = dj;
            cart.Rows.Add(rr);
            Session["shoppingcart"] = cart;
        }
    }
}