MyNewsUI/BackManager/Login.aspx.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using MyNewsBLL;
using MyNewsModels;

public partial class BackManager_Login : System.Web.UI.Page
{
    UserManager userManager = new UserManager();

    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void ImageButton2_Click(object sender, ImageClickEventArgs e)
    {
        txtName.Text = "";
        txtPwd.Text = "";
    }
    protected void imgLogin_Click(object sender, ImageClickEventArgs e)
    {

        string userName = txtName.Text;
        string password = txtPwd.Text;
        //调用业务逻辑层方法验证帐号密码是否正确
        bool flag = userManager.Login(userName, password);
        //如果正确,则跳转到页面,否则显示提示信息
        if (flag)
        {
            User user= userManager.GetUserByName(userName);
            Session["user"] = user;
            Response.Redirect("~/BackManager/ItemAdd.aspx");
        }
        else
        {
            ClientScript.RegisterStartupScript(this.GetType(), "", "<script>alert('用户名或密码错误');</script>");
          //  Response.Write("<script>alert('用户名或密码错误');</script>");

        }

    }
}