teacherinfodetail.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>
	/// teacherInfoDetail 的摘要说明。
	/// </summary>
	public class teacherInfoDetail : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.ListBox ListBox1;
		protected System.Web.UI.WebControls.ImageButton ImageButton1;
		protected System.Web.UI.WebControls.ImageButton ImageButton3;
		protected System.Web.UI.WebControls.Label lbl_teacherId;
		protected System.Web.UI.WebControls.TextBox tbx_teacherName;
		protected System.Web.UI.WebControls.TextBox tbx_teacherPwd;
		protected System.Web.UI.WebControls.Label lbl_courseId;
		protected System.Web.UI.WebControls.Label lbl_courseName;
		protected System.Web.UI.WebControls.Panel Panel1;
		protected System.Web.UI.WebControls.Label lbl_teacherName;
		protected System.Web.UI.WebControls.Label lbl_newCourseId;
		protected System.Web.UI.WebControls.ImageButton ImageButton4;
		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"]);
				string courseId=(new projClass()).getTeacherCourseId(teacherId);
					if(courseId=="")
					{
						lbl_courseId.Text="null";
						lbl_courseName.Text="null";
					}
					else
					{
						string courseName=(new projClass()).getCourseNameAsCourseId(courseId);
						lbl_courseName.Text=courseName;
					}
					lbl_courseId.Text=courseId;
				tbx_teacherName.Text=Convert.ToString(dataRow["teacherName"]);
				tbx_teacherPwd.Text=Convert.ToString(dataRow["teacherPwd"]);
				
                  ListBox1.Items.Add("不指定科目");
		            DataSet ds1=new DataSet();
					 ds1=(new projClass()).getCourses();
					 foreach(DataRow row in ds1.Tables[0].Rows)
					 {
						 ListBox1.Items.Add(row["courseName"].ToString());
					 }
				 }
			 
			}
				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.ListBox1.SelectedIndexChanged += new System.EventHandler(this.ListBox1_SelectedIndexChanged);
			this.ImageButton2.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton2_Click);
			this.ImageButton3.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton3_Click);
			this.ImageButton4.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton4_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void ImageButton3_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			Response.Redirect("teacherInfoView.aspx");
		}

		private void ImageButton1_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			Panel1.Visible=true;
		}

		private void ListBox1_SelectedIndexChanged(object sender, System.EventArgs e)
		{
			
			string courseName=ListBox1.SelectedItem.Text.Trim();
			string courseId=(new projClass()).getCourseIdAsCourseName(courseName);
			lbl_newCourseId.Text=courseId;
			string teacherName=(new projClass()).getTeacherIdAsCourseId(courseId);
			lbl_teacherName.Text=teacherName;
		}

		private void ImageButton4_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			Panel1.Visible=false;
			ListBox1.SelectedIndex=-1;
			lbl_newCourseId.Text="";
			lbl_teacherName.Text="";
			//Response.Write(tbx_teacherName.Text+"ff"+tbx_teacherPwd.Text);
		}

		private void ImageButton2_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			if(tbx_teacherName.Text.Trim()==""||tbx_teacherPwd.Text.Trim()=="")
				Response.Write("<script>alert(\"请填写完整资料！\");</script>");
			else
			{string courseId=lbl_courseId.Text;
				if(lbl_newCourseId.Text=="")
				 courseId=lbl_courseId.Text;
				else if(lbl_newCourseId.Text=="nont")
					courseId="";
				else courseId=lbl_newCourseId.Text;
			string teacherId=lbl_teacherId.Text;
			string teacherName=tbx_teacherName.Text.Trim();
			string teacherPwd=tbx_teacherPwd.Text.Trim();
				int count=(new projClass()).updateTeacherInfo(teacherId,teacherPwd,teacherName,courseId);
				if(count==1)
				{
						Response.Redirect("teacherInfoView.aspx");
				}
				else Response.Write("<script>alert(\"更新失败!\");</script>");
			
				

			}

		}
	}
}