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;

namespace kqxt
{
	/// <summary>
	/// updatepwd 的摘要說明。
	/// </summary>
	public class updatepwd : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Label Label1;
		protected System.Web.UI.WebControls.Label Label2;
		protected System.Web.UI.WebControls.TextBox TextBox2;
		protected System.Web.UI.WebControls.Label Label3;
		protected System.Web.UI.WebControls.TextBox TextBox3;
		protected System.Web.UI.WebControls.Button Button1;
		protected System.Web.UI.WebControls.Button Button2;
		protected System.Web.UI.WebControls.Label Label4;
		protected System.Web.UI.WebControls.CompareValidator CompareValidator1;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			if(Session["usersID"].ToString()!=null)
			{
				Label4.Text=Session["usersID"].ToString();
			}
			else
			{
				Response.Write("<script language=javascript>alert('你沒有修改的權限！')</script>");
			}
			// 在此處放置用戶代碼以初始化頁面
		}

		#region Web 窗體設計器生成的代碼
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 該調用是 ASP.NET Web 窗體設計器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 設計器支持所需的方法 - 不要使用代碼編輯器修改
		/// 此方法的內容。
		/// </summary>
		private void InitializeComponent()
		{    
			this.Button1.Click += new System.EventHandler(this.Button1_Click);
			this.Button2.Click += new System.EventHandler(this.Button2_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Button1_Click(object sender, System.EventArgs e)
		{
			string conn=System.Configuration.ConfigurationSettings.AppSettings["connstr"];
			SqlConnection objconn=new SqlConnection(conn);
			string str="update users set usersPwd='"+TextBox2.Text+"' where usersID='" +Session["usersID"].ToString()+"'";
			SqlCommand cmd=new SqlCommand(str,objconn);
			try
			{
				objconn.Open();
				cmd.ExecuteNonQuery();
				Response.Write("<script language=javascript>alert('成功更新！')</script>");
			}
			catch
			{
				Response.Write("<script language=javascript>alert('更新失敗！')</script>");
			}
			finally
			{
				objconn.Close();
			}
		}

		private void Button2_Click(object sender, System.EventArgs e)
		{
			Response.Redirect("teacher.aspx");
		}

		
	}
}