seeresult.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>
	/// seeResult 的摘要说明。
	/// </summary>
	public class seeResult : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Panel Panel1;
		protected System.Web.UI.WebControls.Label lbl_stuId;
		protected System.Web.UI.WebControls.Label lbl_stuName;
		protected System.Web.UI.WebControls.Label lbl_courseName;
		protected System.Web.UI.WebControls.ImageButton Ibtn_back;
		protected System.Web.UI.WebControls.Panel Panel2;
	
		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["stuId"]==null)
			{
					Response.Redirect("login.aspx");
			}else
			{
			if(!Page.IsPostBack)
			{
				string courseId=Convert.ToString(Session["courseId"]);
				string stuId=Convert.ToString(Session["stuId"]);
				string stuName=(new projClass()).getUserName(stuId);
				string courseName=(new projClass()).getCourseNameAsCourseId(courseId);
				lbl_stuId.Text=stuId;
				lbl_stuName.Text=stuName;
				lbl_courseName.Text=courseName;
			     Hashtable ht_stuTest=(Hashtable)Session["stuTest"];

				Hashtable ht_rightAnswer,ht_stuAnswer;
				ht_rightAnswer=(Hashtable)Session["rightAnswer"];
				ht_stuAnswer=(Hashtable)Session["stuAnswer"];
				if(Session["stuAnswer"]==null||Session["rightAnswer"]==null)
					Response.Write("<script>alert(\"session没有获取！\");</script>");
			
			string testId="";
			DataSet ds;
			bool find;
				for(int num=1;num<=50;num++)
				{
					find=false;
					IDictionaryEnumerator myEnumerator = ht_stuTest.GetEnumerator();
					while(myEnumerator.MoveNext()&&!find)
        
						if(myEnumerator.Key.Equals(num.ToString()))
						{
							testId=myEnumerator.Value.ToString();
							find=true;
							ds=(new projClass()).getTestInfoAsId(testId);
							DataTable dt=ds.Tables["testInfo"];
							DataRow dataRow=dt.Rows[0];
							Label ans=new Label();
							string rigAns=getABCD(ht_rightAnswer[num.ToString()].ToString());
							string stuAns=getABCD(ht_stuAnswer[num.ToString()].ToString());
							ans.Text="正确答案是：<font color=red>"+rigAns+"</font>";
							ans.Text+="您的答案是："+stuAns;
							if(!rigAns.Equals(stuAns))
								ans.Text+="<font color=red>&nbsp&nbsp&nbsp这道题您做错了!</font>";
							else ans.Text+="<font color=#ff00cc>&nbsp&nbsp&nbsp这道题回答正确!</font>";
							Literal lit_testContent=new Literal();
							RadioButtonList rbtnList=new RadioButtonList();
							rbtnList.ID="rbtnList"+num.ToString();
							lit_testContent.Text="<br>"+num.ToString()+"、"+Server.HtmlEncode(Convert.ToString(dataRow["testContent"]))+"<br>";
							rbtnList.Items.Add("A. "+Server.HtmlEncode(Convert.ToString(dataRow["testAns1"])));
							rbtnList.Items.Add("B. "+Server.HtmlEncode(Convert.ToString(dataRow["testAns2"])));
							rbtnList.Items.Add("C. "+Server.HtmlEncode(Convert.ToString(dataRow["testAns3"])));
							rbtnList.Items.Add("D. "+Server.HtmlEncode(Convert.ToString(dataRow["testAns4"])));
							//得到题目的正确答案,并添加到哈希表中
						
							//ht_stuTest.Add(num.ToString(),testId.ToString());
							int rightAns=(new projClass()).getRightAnsAsTestId(testId);
							for(int j=1;j<=4;j++)
							{
								rbtnList.Items[j-1].Value=j.ToString();
							}
							if(num<=25)
							{
								Panel1.Controls.Add(lit_testContent);
								Panel1.Controls.Add(rbtnList);
								Panel1.Controls.Add(ans);
							}
							else
							{
								Panel2.Controls.Add(lit_testContent);
								Panel2.Controls.Add(rbtnList);
								Panel2.Controls.Add(ans);
							}
						}
				}
				}
			}
		}

		#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_back.Click += new System.Web.UI.ImageClickEventHandler(this.Ibtn_back_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Ibtn_back_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			Response.Redirect("userInfo.aspx");
		}
		public string getABCD(string ans)
		{
		switch(ans)
		 {
			 case "1": return "A";
			 case "2": return "B";
			 case "3": return "C";
			 case "4": return "D";
			default: return "<font color=red>&nbsp&nbsp&nbsp您没有选择该题!</font>";
		 }
		}
	}
}