public Quiz()
{
quizPaper = new QuizPaper();
numberOfQuestions = 1;
r = new Random();
questionPrototype = new List <String>();
}
public Evaluator(QuizPaper q)
{
this.quiz = q;
numberOfQuestions = 0;
correctAnswers = 0;
attemptedQuestions = 0;
percentageCorrect = 0;
quizID = null;
averageTime = 0;
userID = null;
evaluateQuiz();
}
protected void markForReview_Click(object sender, EventArgs e)
{
quiz = (ArithmeticHelper.QuizPaper)Cache[userID];
try
{
ArithmeticHelper.Question q = quiz.questionaire[quiz.presentQuestion];
q.markedForReview = true;
quiz.questionaire[quiz.presentQuestion] = q;
dataBindQuestionList();
Cache[userID] = quiz;
}
catch (SystemException)
{
Response.Redirect("Error.aspx");
}
}
protected void next_Click(object sender, EventArgs e)
{
quiz = (ArithmeticHelper.QuizPaper)Cache[userID];
setTime();
previous.Enabled = true; previous0.Enabled = true;
if (++quiz.presentQuestion == (quiz.questionaire.Count - 1))
{
next.Enabled = false; next0.Enabled = false;
}
ArithmeticHelper.Question q = quiz.questionaire[quiz.presentQuestion];
q.markedForReview = false;
quiz.questionaire[quiz.presentQuestion] = q;
setLabels();
setVisibility();
Cache[userID] = quiz;
}
protected void questionSelected(object sender, GridViewCommandEventArgs e)
{
if (e.CommandName != "selected")
{
return;
}
quiz = (ArithmeticHelper.QuizPaper)Cache[userID];
setTime();
quiz.presentQuestion = Convert.ToInt16(e.CommandArgument) + questionView.PageIndex * questionView.PageSize;
ArithmeticHelper.Question q = quiz.questionaire[quiz.presentQuestion];
q.markedForReview = false;
quiz.questionaire[quiz.presentQuestion] = q;
if (quiz.presentQuestion == quiz.questionaire.Count - 1)
{
next.Enabled = false;
next0.Enabled = false;
}
else
{
next0.Enabled = true;
next.Enabled = true;
}
if (quiz.presentQuestion == 0)
{
previous0.Enabled = false;
previous.Enabled = false;
}
else
{
previous.Enabled = true;
previous0.Enabled = true;
}
setLabels();
setVisibility();
Cache[userID] = quiz;
}
protected void options_SelectedIndexChanged(object sender, EventArgs e)
{
quiz = (ArithmeticHelper.QuizPaper)Cache[userID];
setTime();
quiz.questionsAnswered++;
ArithmeticHelper.Question q = quiz.questionaire[quiz.presentQuestion];
q.setSelectedOption(options.SelectedIndex);
if (q.selectedOption == q.options.IndexOf(q.answer))
{
q.correct = 1;
}
else
{
q.correct = 0;
}
quiz.questionaire[quiz.presentQuestion] = q;
result.ImageUrl = ImageURLS[quiz.questionaire.ElementAt(quiz.presentQuestion).correct];
time.Text = " Time : " + quiz.questionaire.ElementAt(quiz.presentQuestion).time + " (sec) ";
setAnswerColor();
setVisibility();
Cache[userID] = quiz;
}
public void updateQuiz(String quizID)
{
String answer, questionid, questionText;
Question question;
List <String> option;
quizPaper = quizEngine.generateQuizPaper(@quizID, 1);
selectQuestions = @"SELECT QuestionID FROM QuizQuestions WHERE (QuizID = '" + @quizID + @"') ORDER BY QOrder";
questionID = readQuestionID();
for (int i = 0; i < questionID.Count; i++)
{
questionid = questionID.ElementAt(i);
question = quizPaper.questionaire.ElementAt(i);
answer = question.answer;
option = question.options;
questionText = question.question;
updateQuestionText(questionid, questionText);
updateAnswer(questionid, answer);
updateOptions(questionid, option);
}
}
protected void Page_Load(object sender, EventArgs e)
{
try
{
if (PreviousPage != null && PreviousPage.IsCrossPagePostBack == true)
{
String quizID; int num;
ContentPlaceHolder c = (ContentPlaceHolder)PreviousPage.Master.FindControl("PageArea");
//System.Web.UI.WebControls.Panel c = (System.Web.UI.WebControls.Panel)PreviousPage.Master.FindControl("MainPanel");
quizName.Text = ((System.Web.UI.WebControls.Label)c.FindControl("quizName")).Text;
quizID = ((System.Web.UI.WebControls.Label)c.FindControl("quizID")).Text;
num = Convert.ToInt16(((System.Web.UI.WebControls.DropDownList)c.FindControl("numberOfQuestionsBox")).SelectedValue);
userID = Session.SessionID + (new Random().Next()).ToString();
ViewState["userID"] = userID;
if (quizID == "5968EB4B-C486-435e-B3A2-DEE504E6EFC9" || quizID == "E9AE0DB9-AD58-43e2-AFCD-7E407A549A75" || quizID == "66DD0945-258B-4016-B341-779496328F6D" || quizID == "86E245E0-C54E-4ada-AF27-B9044ADC08F2" || quizID == "3F691386-6107-4166-B5CF-F48532F1A6C7" || quizID == "498B1CD1-6F5B-4766-A08E-56EC007B8FF5")
{
ViewState["QuizType"] = "Time";
}
else if (quizID == "75DD4361-B58B-4cc9-8572-00E0F7809F78" || quizID == "9371C7DB-A24B-4be1-9FEE-6B7A85DB400B" || quizID == "FF6D685A-ECE6-4c0c-A946-A22F3323ACAD" || quizID == "8629C229-097B-450e-B152-B6FBCD580C6A")
{
ViewState["QuizType"] = "Functions";
}
else if (quizID == "F7AB6F95-69D3-4611-BED8-362857A3A65C" || quizID == "C850925C-A661-4990-93F3-2365988C8DFC" || quizID == "BA16694F-3034-49b2-B339-DB32AC84B674")
{
ViewState["QuizType"] = "Percentage";
}
else if (quizID == "768022B5-9141-4574-9EB1-72D185F0FAF6" || quizID == "14E4FDF1-D8C9-4a95-A3E0-F856A2958330" || quizID == "E53B688A-37B4-4fa1-92C1-92BA6E80304F")
{
ViewState["QuizType"] = "Fractions";
}
else if (quizID == "832A7AEC-5E92-42d7-BC76-CCFAE786D9A5" || quizID == "F4FC1BB7-6CFC-439a-9B8A-261251124622" || quizID == "CFA6B36D-95F3-4641-BFC7-D1C5C50068BC")
{
ViewState["QuizType"] = "Rounding";
}
else if (quizID == "0EB2C22A-DDF4-4565-B97D-293795C31655")
{
ViewState["QuizType"] = "Discount";
}
else
{
ViewState["QuizType"] = "Arithmetic";
}
quiz = new ArithmeticHelper.QuizEngine().generateQuizPaper(quizID, num);
previous.Enabled = false; previous0.Enabled = false;
setLabels();
setVisibility();
quiz.stopWatch.Start();
Cache[userID] = quiz;
}
else if (Page.IsPostBack)
{
userID = ViewState["userID"].ToString();
quiz = (ArithmeticHelper.QuizPaper)Cache[userID];
if (quiz == null)
{
throw new SystemException();
}
}
else
{
Response.Redirect("MainPage.aspx");
}
if (Request.Cookies["StudentMode"] == null)
{
Cache.Remove(userID);
Response.Redirect("EnableCookie.aspx");
}
}
catch (SystemException)
{
Response.Redirect("Error.aspx");
}
}