testupdate.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>
	/// testUpdate 的摘要说明。
	/// </summary>
	public class testUpdate : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Label lbl_courseName;
		protected System.Web.UI.WebControls.TextBox tbx_content;
		protected System.Web.UI.WebControls.TextBox tbx_ans1;
		protected System.Web.UI.WebControls.TextBox tbx_ans2;
		protected System.Web.UI.WebControls.TextBox tbx_ans3;
		protected System.Web.UI.WebControls.TextBox tbx_ans4;
		protected System.Web.UI.WebControls.RadioButton rbtn1;
		protected System.Web.UI.WebControls.RadioButton rbtn2;
		protected System.Web.UI.WebControls.RadioButton rbtn3;
		protected System.Web.UI.WebControls.RadioButton rbtn4;
		protected System.Web.UI.WebControls.TextBox tbx_score;
		protected System.Web.UI.WebControls.CheckBox cbx_isPub;
		protected System.Web.UI.WebControls.ImageButton Ibtn_ok;
		protected System.Web.UI.WebControls.ImageButton Ibtn_cancel;
	
		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)
			{
					Response.Redirect("login.aspx");
			}else
			if(!Page.IsPostBack)
			{
//				string courseId=Convert.ToString(Session["courseId"]);
//				lbl_courseName.Text=(new projClass()).getCourseNameAsCourseId(courseId);
				//if(Session["testId"]==null)
				// Response.Write("<script>alert(\"无法获取试题信息!\");</script>");
			    
			// else
			 //{
				  //string testId=Convert.ToString(Session["testId"]);
				  string testId=Request.Params["testId"];
				  DataSet ds=new DataSet();
				  ds=(new projClass()).getTestInfoAsId(testId);
				  DataTable dt=ds.Tables["testInfo"];
				  DataRow dataRow=dt.Rows[0];
				  string courseId=Convert.ToString(dataRow["testCourse"]);
				lbl_courseName.Text=(new projClass()).getCourseNameAsCourseId(courseId);
				   tbx_content.Text=Convert.ToString(dataRow["testContent"]);
				   tbx_ans1.Text=Convert.ToString(dataRow["testAns1"]);
				   tbx_ans2.Text=Convert.ToString(dataRow["testAns2"]);
				   tbx_ans3.Text=Convert.ToString(dataRow["testAns3"]);
				   tbx_ans4.Text=Convert.ToString(dataRow["testAns4"]);
				  int pub=Convert.ToInt16(dataRow["pub"]);
				if(pub==1)
				   cbx_isPub.Checked=true;
				else cbx_isPub.Checked=false;
				  int rightAns=Convert.ToInt16(dataRow["rightAns"]);
				  switch(rightAns)
				  {   case 1:rbtn1.Checked=true;break;
					  case 2:rbtn2.Checked=true;break;
					  case 3:rbtn3.Checked=true;break;
					  case 4:rbtn4.Checked=true;break;
				  }

			// }
			}
		}

		#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.Ibtn_ok.Click += new System.Web.UI.ImageClickEventHandler(this.Ibtn_ok_Click);
			this.Ibtn_cancel.Click += new System.Web.UI.ImageClickEventHandler(this.Ibtn_cancel_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Ibtn_ok_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			if(tbx_content.Text.Trim()!="")
			{
				int count;
				//string testId=Convert.ToString(Session["testId"]);
                   string testId=Request.Params["testId"];
				string courseId=Convert.ToString(Session["courseId"]);
				string content=tbx_content.Text.Trim();
				string ans1=tbx_ans1.Text.Trim();
				string ans2=tbx_ans2.Text.Trim();
				string ans3=tbx_ans3.Text.Trim();
				string ans4=tbx_ans4.Text.Trim();
				int rightAns=1;
				int score;
				int pub;
				if(cbx_isPub.Checked)
					pub=1;
				else pub=0;
				score=Convert.ToInt32(tbx_score.Text);
				if(rbtn1.Checked)
					rightAns=1;
				else if(rbtn2.Checked)
					rightAns=2;
				else if(rbtn3.Checked)
					rightAns=3;
				else if(rbtn4.Checked)
					rightAns=4;
				count=(new projClass()).updateTestInfo(testId,content,ans1,ans2,ans3,ans4,rightAns,pub,score,courseId);
				if(count==0)
					Response.Write("<script>alert(\"更新失败!\");</script>");
				else 
				{
					Response.Redirect("showTest.aspx");
				}
				
			}
			else  Response.Write("<script>alert(\"请输入完整题目!\");</script>");
		
		
		}

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