userlogin.aspx.cs

面向.net的WEB应用程序设计-----C#语言

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 System.Data.SqlClient;
using NewsKindAdmin.Operate_DB;

namespace NewsKindAdmin.Admin
{
	/// <summary>
	/// UserLogin 的摘要说明。
	/// </summary>
	public class UserLogin : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.TextBox txtUser;
		protected System.Web.UI.WebControls.TextBox txtpwd;
		protected System.Web.UI.WebControls.Button Button2;
		protected System.Web.UI.WebControls.Button Button3;
		protected System.Web.UI.WebControls.Button Button4;
		protected System.Web.UI.WebControls.Button btnLogin;
		protected System.Web.UI.WebControls.Label Label1;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
		}

		#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.Button3.Click += new System.EventHandler(this.Button3_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Button2_Click(object sender, System.EventArgs e)
		{
		
		}

		private void Button3_Click(object sender, System.EventArgs e)
		{
			this.txtUser.Text="";
			this.txtpwd.Text="";
		}

		private void btnLogin_Click(object sender, System.EventArgs e)
		{
			Users user=new Users();
			if(user.Login(this.txtUser.Text,this.txtpwd.Text)==1)
			{
				this.Response.Redirect("NewsAdmin.aspx");
			}
			else
			{
				this.Response.Write("<script>alert('您登录失败！可能错误原因是用户名或者密码错误')</script>");
			}
		}
	}
}