teacherdel.aspx.cs

在线考试系统...asp.net

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;

namespace TestOnline
{
	/// <summary>
	/// teacherDel 的摘要说明。
	/// </summary>
	public class teacherDel : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.ImageButton ImageButton1;
		protected System.Web.UI.WebControls.Label lbl_teacherId;
		protected System.Web.UI.WebControls.Label lbl_teacherName;
		protected System.Web.UI.WebControls.Label lbl_courseName;
		protected System.Web.UI.WebControls.ImageButton ImageButton2;
	
		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(Session["adminId"]!=null)
			{
				if(!Page.IsPostBack)
				{
					string teacherId=Request.Params["teacherId"];
					DataSet ds=(new projClass()).getTeacherInfo(teacherId);
					DataTable dt=ds.Tables["teacherInfo"];
					DataRow dataRow=dt.Rows[0];
					lbl_teacherId.Text=Convert.ToString(dataRow["teacherId"]);
					lbl_teacherName.Text=Convert.ToString(dataRow["teacherName"]);
					string courseId=(new projClass()).getTeacherCourseId(teacherId);
					if(courseId=="")
					lbl_courseName.Text="null";
					else
					{
						string courseName=(new projClass()).getCourseNameAsCourseId(courseId);
						lbl_courseName.Text=courseName;
					}
				}
			}else Response.Redirect("login.aspx");
		}

		#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.ImageButton1.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton1_Click);
			this.ImageButton2.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton2_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void ImageButton2_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			Response.Redirect("teacherInfoView.aspx");
		}

		private void ImageButton1_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			int count=(new projClass()).deleteTeacherInfo(lbl_teacherId.Text.Trim());
			if(count==0)
				Response.Write("<script>alert(\"删除失败!\");</script>");
			else Response.Redirect("teacherInfoView.aspx");
		}
	}
}