login.aspx.cs

c#做的一个图书管理系统

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;

public partial class Default2 : System.Web.UI.Page
{
    protected void Page_PreInit(object sender, EventArgs e)
    {
        if(!this.IsPostBack)
        {    if (Session["Flag"] == null)
            {
               
                Page.ClientScript.RegisterClientScriptBlock(this.GetType(), "chplay", "\n<script language='javascript'>chplay()</script>\n");
            }    
            Session["Flag"] = "not null";
        }
    }
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void Login1_LoginError(object sender, EventArgs e)
    {
        Login l = (Login)sender;
       MembershipUser u =(MembershipUser) Membership.GetUser(l.UserName);
       if (u != null)
       {
           if (!u.IsApproved)
           {
               l.FailureText = "帐户证在审核中";
               return;
           }

           if (u.IsLockedOut)
           {
               l.FailureText = "您的帐户已经被锁定";
               return;
           }
       }

        // 默认错误消息提示
        l.FailureText = "用户名或密码错误，请重试。 ";

    }
}