ShopCar.aspx.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.Text.RegularExpressions;

public partial class ShopCar : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            if (Session["MemberName"] == null)
            {
                Response.Write("<script language='javascript'>alert('请先登录！');location='javascript:history.go(-1)';</script>");
            }
            else
            {
                gvShopCarBindData();
            }
        }
    }
   private void gvShopCarBindData()
    {
        BuyCar.CarBind(this.gvShopCar, Int32.Parse(Session["MemberID"].ToString())); //调用静态函数

        //根据gvOrderInfo中记录个数判定lbFlag等控件是否显示，以提示用户是购物车中否有商品,控制商品总价钱和总数量，超级链接按钮是否显示。
        if (gvShopCar.Rows.Count >= 1)
        {
            lbFlag.Visible = false;
            DataSet ds = BuyCar.TotalMoneyNum(Int32.Parse(Session["MemberID"].ToString()));
            lbSumNum.Text = ds.Tables[0].Rows[0][0].ToString();
            lbSumPrice.Text = ds.Tables[0].Rows[0][1].ToString();
        }
        else
        {
            lbFlag.Visible = true;
            lbSumPrice.Text = "0";
            lbSumNum.Text = "0";
            LinkBtKeepBuy.Visible = false;
            LinkBtCheck.Visible = false;
            LinkBtClear.Visible = false;
        }          
    }


    /// 数据绑定gvShopCar时候触发，高亮度显示指定行
    protected void gvShopCar_RowDataBound(object sender, GridViewRowEventArgs e)
    {
        if (e.Row.RowType == DataControlRowType.DataRow)
        {
            //高亮显示指定行
            e.Row.Attributes.Add("onMouseOver", "Color=this.style.backgroundColor;this.style.backgroundColor='#FFFFC0'");
            e.Row.Attributes.Add("onMouseOut", "this.style.backgroundColor=Color;");
        }
    }
    protected void gvShopCar_PageIndexChanging(object sender, GridViewPageEventArgs e)