paper.aspx.cs

本在线考试系统采用了面向对象的分析和设计

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Xml;
using System.Xml.Xsl;
using System.Xml.XPath;
using System.IO;
using ExaminationSystem.BLL.Service;
using ExaminationSystem.BLL.Domain;

public partial class Student_Paper : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            EnterExamination();
        }
    }
    private void EnterExamination()
    {
        long examId = long.Parse(Request.QueryString["ExaminationId"].ToString());
        long studentId = ((User)Session["User"]).ID;
        Student student = new StudentService().GetById(studentId);
        ExaminationService examService = new ExaminationService();
        Examination exam = examService.GetById(examId);
        try
        {

            examService.EnterExamination(exam,student); 
            BindPaperHtml(student);
            PaperTools.Style.Add(HtmlTextWriterStyle.Visibility, "visible");
        }
        catch(Exception e)
        {
            Label1.Text = e.Message;
            Label1.Visible = true;
        }
    }
    private void BindPaperHtml(Student student)
    {
        PaperLiteral.Text = PaperHelper.TranslateXmlToHtmlString(student.CurrentPaper.GetPaperXML(), "~/xslt/PaperForStudent.xsl");
    }

}