test.aspx.cs

计算机考试管理系统 包括模拟测试

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;

public partial class Test : System.Web.UI.Page
{
    protected int m_number;
    public RadioButtonList rbl1;
    public CheckBoxList cbl1;

    protected DataRow QuestionRow
    {
        get { return ((DataTable)Session["Questions"]).Rows[m_number - 1]; }
    }

    protected void Page_Load(object sender, EventArgs e)
    {
        m_number = int.Parse(Request.QueryString["no"]);
        Labe11.Text = string.Format("第{0}题", m_number);
        DivSubject.InnerText = this.QuestionRow["Question"].ToString();
        int iType = (int)this.QuestionRow["QuestionType"];
        if (iType == 0)
        {
            rbl1 = new RadioButtonList();
            rbl1.ID = "ChoiceList";
            for (int i = 0; i < 4; i++)
                rbl1.Items.Add(this.QuestionRow["Choice" + (char)('A' + i)].ToString());
            if (Session["Answer" + m_number] != null)
                rbl1.SelectedIndex = (int)Session["Answer" + m_number] - 1;
            rbl1.SelectedIndexChanged += new EventHandler(rbl1_SelectedIndexChanged);
            DivChoices.Controls.Add(rbl1);
        }
        else if (iType == 1)
        {
            cbl1 = new CheckBoxList();
            cbl1.ID = "ChoiceList";
            for (int i = 0; i < 4; i++)
                cbl1.Items.Add(this.QuestionRow["Choice" + (char)('A' + i)].ToString());
            if (Session["Answer" + m_number] != null)
            {
                int iAnswer = (int)Session["Answer" + m_number];
                for (int i = 0; i < 4; i++)
                {
                    if ((iAnswer >> i) % 2 == 1)
                        cbl1.Items[i].Selected = true;
                }
            }
            cbl1.SelectedIndexChanged += new EventHandler(cbl1_SelectedIndexChanged);
            DivChoices.Controls.Add(cbl1);
        }
        if (m_number == 1)
            BtnPrev.Enabled = false;
        if (m_number == ((DataTable)Session["Questions"]).Rows.Count)
            BtnNext.Enabled = false;
    }

    protected void rbl1_SelectedIndexChanged(object sender, EventArgs e)
    {
        Session["Answer" + m_number] = rbl1.SelectedIndex + 1;
    }

    protected void cbl1_SelectedIndexChanged(object sender, EventArgs e)
    {
        int iAnswer = 0;
        for (int i = 0; i < 4; i++)
        {
            if (cbl1.Items[i].Selected)
                iAnswer += (1 << i);
        }
        Session["Answer" + m_number] = iAnswer;
    }

    protected void BtnPrev_Click(object sender, EventArgs e)
    {
        Response.Redirect("Test.aspx?no=" + (m_number - 1));
    }

    protected void BtnNext_Click(object sender, EventArgs e)
    {
        Response.Redirect("Test.aspx?no=" + (m_number + 1));
    }

    protected void BtnSubmit_Click(object sender, EventArgs e)
    {
        Response.Redirect("EndTest.aspx");
    }
}