login.aspx.cs

具有一般blog的相册、文章、作品等功能程序结构也比较清晰采用三层结构开发（利用了SQLHelper.cs（源码））采用了UrlReWrite技术后台采用FTB(FreeTextBox)编辑器

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

using liuwei.FrameWork;

namespace liuwei.admin
{
	/// <summary>
	/// login 的摘要说明。
	/// </summary>
	public class login : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.TextBox tbUserName;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator1;
		protected System.Web.UI.WebControls.TextBox tbPassword;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator2;
		protected System.Web.UI.WebControls.CheckBox chkRemember;
		protected System.Web.UI.WebControls.Button btnLogin;
		protected System.Web.UI.WebControls.Label Message;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			if (!Page.IsPostBack) 
			{
				tbUserName.Text = "";
				tbPassword.Text = "";
			}
		}

		#region Web 窗体设计器生成的代码
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{    
			this.btnLogin.Click += new System.EventHandler(this.btnLogin_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void btnLogin_Click(object sender, System.EventArgs e)
		{
			if(LoginChk.Authenticate(tbUserName.Text,tbPassword.Text,chkRemember.Checked))
			
			{
				if(Request.QueryString["ReturnURL"] != null)
				{
					Response.Redirect(Request.QueryString["ReturnURL"]);
				}
				else
				{
					Response.Redirect("index.aspx");
				}
			}
			else
			{
				Message.Text = "error input.";
			}
		}
	}
}