cartBasket.aspx.cs

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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;
using System.Net.Mail;
// 下载于www.51aspx.com
public partial class cartBasket : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        CheckEmptyCart();
    }

    protected void GridView1_Updated(object sender, GridViewUpdatedEventArgs e)
    {
        CheckEmptyCart();
        DataReBind();
    }

    protected void GridView1_Deleted(object sender, GridViewDeletedEventArgs e)
    {
        CheckEmptyCart();
        DataReBind();
    }
    // 下载于www.51aspx.com
    protected void btnClear_Click(object sender, EventArgs e)
    {
        AccessDataSource ads=new AccessDataSource();
        ads.DataFile="~/App_data/mystore.mdb";
        ads.DeleteCommand = "DELETE FROM [cart] WHERE [cartCustomer] = '" + Session["cartName"] + "'";
        ads.Delete();
        CheckEmptyCart();
        DataReBind();
    }

    protected void DataReBind()
    {
        DetailsView1.DataBind();
    }

    protected void CheckEmptyCart()
    {
        AccessDataSource ads=new AccessDataSource();
        ads.DataFile="~/App_data/mystore.mdb";
        ads.SelectCommand = "SELECT * FROM [cart] WHERE [cartCustomer] ='" + Session["cartName"] + "'";
        DataView dv = (DataView)ads.Select(DataSourceSelectArguments.Empty);
        if(dv.Count == 0)
        {
            Response.Redirect("index.aspx?errMsg=1");
        }
    }

    protected void DetailsView2_Inserting(object sender, DetailsViewInsertEventArgs e)
    {
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