/website/asp/front/login.aspx.cs

using System;

using System.Collections;

using System.Configuration;

using System.Data;

using System.Linq;

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.Xml.Linq;

using DataService.service.dao;

using Domain.Entities;



namespace Domain.asp.front

{

    public partial class login : System.Web.UI.Page

    {

        protected void Page_Load(object sender, EventArgs e)

        {



        }



        protected void LoginBtn_Click(object sender, EventArgs e)

        {

            if (Sn.Value == "") {

                ErrorInfos.InnerHtml = "用户名不能为空";

                return;

            }

            else if (Password.Value == "") {

                ErrorInfos.InnerHtml = "密码不能为空";

                return;

            }

            StudentService ss = new StudentService();

            Student s = ss.login(Sn.Value, Password.Value);

            if (s == null)

            {

               ErrorInfos.InnerHtml = "用户名或密码错误";

            }

            else {

                Session["user"] = s;

                Response.Redirect("index.aspx");

            }

        }

    }

}