WebSiteShop/Shop/ShoppingCart.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
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.Data.SqlClient;
using MyShop.BLL;
using MyShop.Model;
using MyShop.Common;
using MyShop.Enumerations;
public partial class Shop_ShoppingCart : BasePage
{
    protected void Page_Load(object sender, EventArgs e)
    {
        CheckUserAction();

        if (!IsPostBack)
            CartRepeaterDataBind();
    }

    /// <summary>
    /// 检查用户行为合法性
    /// </summary>
    public void CheckUserAction()
    {
        Cart cart = new Cart();
        if (cart.RowsCount(CartId) > 0)
        {
            cartRepeater.Visible = true;
            lblEmptyCart.Visible = false;
        }
        else
        {
            cartRepeater.Visible = false;
            lblEmptyCart.Visible = true;
        }

    }

    /// <summary>
    /// 购物车数据绑定
    /// </summary>
    protected void CartRepeaterDataBind()
    {
        Cart cart = new Cart();
        DataSet dataSet = new DataSet();

        dataSet = cart.GetCartDataset(CartId);

        cartRepeater.DataSource = dataSet;
        cartRepeater.DataBind();
        lblCartTotal.Text = cart.GetTotalMoney(CartId).ToString("c");

    }