adminfive.aspx.cs

考勤系统

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.OleDb;

namespace KaoQin
{
	/// <summary>
	/// adminFive 的摘要说明。
	/// </summary>
	public class adminFive : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Label labPwd;
		protected System.Web.UI.WebControls.Label labNewPwd;
		protected System.Web.UI.WebControls.Label labOkPwd;
		protected System.Web.UI.WebControls.Label labName;
		protected System.Web.UI.WebControls.TextBox txtName;
		protected System.Web.UI.WebControls.TextBox txtOkPwd;
		protected System.Web.UI.WebControls.TextBox txtNewPwd;
		protected System.Web.UI.WebControls.Button btnReturn;
		protected System.Web.UI.WebControls.Button btnCancel;
		protected System.Web.UI.WebControls.Button btnOk;
		protected System.Web.UI.WebControls.TextBox txtOldPwd;
		protected System.Data.OleDb.OleDbConnection con;
		protected System.Data.OleDb.OleDbCommand com;
		protected System.Web.UI.WebControls.Label info;
		protected System.Data.OleDb.OleDbDataReader reader;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			if(System.Convert.ToString(Session["admin"]).Equals(""))
			{
				Response.Redirect("admin.aspx");
			}
			else
			{
				string strcon="Provider=Microsoft.Jet.OLEDB.4.0;Data Source="+Server.MapPath("message.mdb")+";User Id=admin;Password=;";
				con=new OleDbConnection(strcon);
				info.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.btnReturn.Click += new System.EventHandler(this.btnReturn_Click);
			this.btnCancel.Click += new System.EventHandler(this.btnCancel_Click);
			this.btnOk.Click += new System.EventHandler(this.btnOk_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void btnOk_Click(object sender, System.EventArgs e)
		{
			string selSql,updateSql;
			selSql="select adminPwd from admin where adminId='admin' and adminPwd='"+txtOldPwd.Text+"'";
			con.Open();
			com=new System.Data.OleDb.OleDbCommand(selSql,con);
			int intCount=0;
			reader=com.ExecuteReader();
			while(reader.Read())
			{
				intCount++;
			}
			reader.Close();
			com.Dispose();
			con.Close();
			if(intCount==1)
			{
				if(txtNewPwd.Text.Equals(""))
				{
					info.Text="新用户密码不能为空！";
				}
				else if(txtNewPwd.Text.Length<6)
				{
					info.Text="新用户密码不能小于6位！";
				}
				else if(!txtNewPwd.Text.Equals(txtOkPwd.Text))
				{
					info.Text="确认密码不正确！";
				}
				else if(txtName.Text.Trim().Equals(""))
				{
					info.Text="管理员名不能为空！";
				}
				else
				{
					updateSql="update admin set adminPwd='"+txtNewPwd.Text+"',adminName='"+txtName.Text+"' where adminId='admin'";
					con.Open();
					com=new System.Data.OleDb.OleDbCommand(updateSql,con);
					com.ExecuteNonQuery();
					Response.Redirect("adminEight.aspx");
				}
			}
			else
			{
				info.Text="原密码错误！";
			}
		}

		private void btnCancel_Click(object sender, System.EventArgs e)
		{
			this.txtName.Text="";
			this.txtNewPwd.Text="";
			this.txtOkPwd.Text="";
			this.txtOldPwd.Text="";
		}

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