弗尤博客（二）

今天实现游客和注册用户登录

using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using Business;
using Entity;
public partial class Main : System.Web.UI.MasterPage
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["uid"] == null)
        {
            Label1.Text = "游客";
            lb_blogs.Text = "";
            lb_log.Text = "登录";
            lb_logoff.Text = "";
            lb_registe.Text = "注册";
        }
        else
        {
            UserBusiness uname = new UserBusiness();
            UserEntity user = new UserEntity();
            user.Uid= Session["uid"].ToString();
            DataTable dt = new DataTable();
            dt = uname.FindUserInfo(user);
            DataList1.DataSource=dt;
            DataList1.DataBind();
            Label1.Text = "";
            lb_blogs.Text = "我的博客";
            lb_log.Text = "";
            lb_logoff.Text = "退出";
            lb_registe.Text = "";
        }
    }

    protected void lb_log_Click(object sender, EventArgs e)
    {
        Response.Redirect("UserLogin.aspx");
    }
}