login.aspx.cs

来自「入门级asp.netC＃网站三层系统开发」· CS 代码 · 共 55 行

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 BLL.System;
using Common.Entities;


public partial class login : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            if (Session["userName"] != null)
            {
                panel1.Visible = false;
                panel2.Visible = true;
                this.lblUserName.Text = Session["userName"].ToString();
            }
        }
    }
    protected void btnLogin_Click(object sender, EventArgs e)
    {
        string userName = txtUserName.Text;
        string password = txtPassword.Text;
        MemberSystem memberSystem = new MemberSystem();
        if (memberSystem.Validate(userName, password))
        {

            panel1.Visible = false;
            panel2.Visible = true;
            this.lblUserName.Text = userName;
            Session["Username"] = userName;
        }
        else
        {
            Response.Write("<br/><font size='2'>　用户名或密码错误,<a href='login.aspx'>返回</a></font>");
            Response.End();
        }
        
    }
    protected void LinkButton1_Click(object sender, EventArgs e)
    {
        Session.Remove("userName");
        Response.Redirect("login.aspx");
    }
}