default.aspx.cs

来自「本文件夹中的“PowerDesigner建模”目录下包含三个可运行文件PMS1.」· CS 代码 · 共 101 行

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
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.Configuration;

namespace PMS
{
    

	/// <summary>
	/// _default 的摘要说明。
	/// </summary>
	public class _default : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.TextBox Tbx_userpwd;
		protected System.Web.UI.WebControls.Button Btn_login;
		protected System.Web.UI.WebControls.Button Btn_regist;
		protected System.Web.UI.WebControls.Label Lbl_message;
		protected System.Web.UI.WebControls.TextBox Tbx_userID;
	
		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 Form Designer generated code
		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.Btn_login.Click += new System.EventHandler(this.Btn_login_Click);
			this.Btn_regist.Click += new System.EventHandler(this.Btn_regist_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Btn_regist_Click(object sender, System.EventArgs e)
		{
			Response.Redirect("personnel_regist.aspx");
		}

		private void Btn_login_Click(object sender, System.EventArgs e)
		{
			
			if(Page.IsValid)
			{
				string strconn= ConfigurationSettings.AppSettings["dsn"];
				SqlConnection cn=new SqlConnection(strconn);
				cn.Open();
				string strsql="select * from users where UID='"+Tbx_userID.Text+"'and UPassword='"+Tbx_userpwd.Text+"'";
				SqlCommand cm=new SqlCommand(strsql,cn);
				SqlDataReader dr=cm.ExecuteReader();
				if(dr.Read())
				{
					Session["userid"]=dr["UID"];
					Session["userpower"]=dr["UPower"];
					if((int)Session["userpower"]==1)
					{
						Response.Redirect("users.aspx");
					}
					else if((int)Session["userpower"]==2)
					{
						Response.Redirect("personnel_information.aspx");
					}
					else
					{   
						Response.Redirect("commonpersonnel.aspx");
					}
				}
					
				else
				{
					Lbl_message.Text="编号密码不正确，请重新登录!";
					Lbl_message.Style["color"]="red";
				}
				cn.Close();
			}
		}
	}
}