public void SaveData(List <QuestionClasses> list, int Total, int NUMQs)
{
QuestionIO SaveQuestions = new QuestionIO();
SaveQuestions.Write(list);
int Percent = ((Total * 100) / NUMQs);
ResultsIO SaveResults = new ResultsIO();
SaveResults.Write(Percent);
}
// CONSTRUCTS THE GUI FOR THE QUESTIONS
public void StartGUI(int NUMQs, List <QuestionClasses> Questions)
{
// CREATES WINDOW OBJECT
QuestionGUI Main = new QuestionGUI();
// INITIAL VARIABLES
bool Success = true;
int IntQuestionIndex = 0;
int Total = 0;
// DOES THE FOLLOWING FOR EVERY QUESTION IN THE LIST
while (Main.TabQuestions.TabCount < NUMQs)
{
// CREATES TABS
string title = "Q" + (Main.TabQuestions.TabCount + 1).ToString();
TabPage QuestionTab = new TabPage(title);
Main.TabQuestions.TabPages.Add(QuestionTab);
// CREATES QUESTION LABEL
Label Question = new Label();
// addressed font issue (RB13)
Question.MaximumSize = new System.Drawing.Size(480, 70);
Question.Font = new Font("Microsoft Sans Serif", 13);
try { Question.Text = Questions[IntQuestionIndex].OutStrQuestion(); }
catch { Success = false; break; }
Question.AutoSize = true;
// CREATES NEXT BUTTON
Button NextTab = new Button();
NextTab.Text = "Next";
NextTab.Location = new System.Drawing.Point(480, 170);
NextTab.Click += (sender, args) =>
{
Main.TabQuestions.SelectedIndex = (Main.TabQuestions.SelectedIndex + 1 < Main.TabQuestions.TabCount) ?
Main.TabQuestions.SelectedIndex + 1 : Main.TabQuestions.SelectedIndex;
};
// CREATES PREVIOUS BUTTON
Button PrevTab = new Button();
PrevTab.Text = "Previous";
PrevTab.Location = new System.Drawing.Point(0, 170);
PrevTab.Click += (sender, args) =>
{
Main.TabQuestions.SelectedIndex = (Main.TabQuestions.SelectedIndex - 1 > -1) ?
Main.TabQuestions.SelectedIndex - 1 : Main.TabQuestions.SelectedIndex;
};
// CREATES FINISH BUTTON
Button Finish = new Button();
Finish.Text = "End Quiz";
Finish.Location = new System.Drawing.Point(400, 170);
// this will have to check that all questions are answered and will update the database
Finish.Click += (sender, args) =>
{
Saving Saving = new Saving();
Saving.Show();
SaveData(Questions, Total, NUMQs);
Saving.Close();
ResultsIO ReadResults = new ResultsIO();
List <int> ResultsHistory = ReadResults.Read();
Results ResultsWindow = new Results(ResultsHistory, NUMQs);
Main.Close();
ResultsWindow.ShowDialog();
};
// ADDS WIDGETS TO THE WINDOW
QuestionTab.Controls.Add(Question);
QuestionTab.Controls.Add(NextTab);
QuestionTab.Controls.Add(PrevTab);
QuestionTab.Controls.Add(Finish);
// MULTIPLE CHOICE QUESTIONS AND TIMED MULTIPLE CHOICE QUESTIONS DO THIS:
if (Questions[IntQuestionIndex].OutStrQuestionType() == "MC" || Questions[IntQuestionIndex].OutStrQuestionType() == "TMC")
{
// DEFINES A TEMPORARY OBJECT
var TempObject = (MultipleChoiceQuestion)Questions[IntQuestionIndex];
// Create all buttons
Button AnsA = new Button();
Button AnsB = new Button();
Button AnsC = new Button();
Button AnsD = new Button();
// Add text to buttons
AnsA.Text = TempObject.OutAnsA();
AnsB.Text = TempObject.OutAnsB();
AnsC.Text = TempObject.OutAnsC();
AnsD.Text = TempObject.OutAnsD();
// Give Buttons a location
AnsA.Location = new System.Drawing.Point(0, 70);
AnsB.Location = new System.Drawing.Point(0, 120);
AnsC.Location = new System.Drawing.Point(310, 70);
AnsD.Location = new System.Drawing.Point(310, 120);
// Give Buttons a size
AnsA.Size = new System.Drawing.Size(260, 25);
AnsB.Size = new System.Drawing.Size(260, 25);
AnsC.Size = new System.Drawing.Size(260, 25);
AnsD.Size = new System.Drawing.Size(260, 25);
// On Click
AnsA.Click += (sender, args) =>
{
bool correct = TempObject.IsCorrect("A"); AnsA.Enabled = false; AnsB.Enabled = false; AnsC.Enabled = false; AnsD.Enabled = false;
if (correct == true)
{
Total++; AnsA.BackColor = Color.Green;
}
else
{
AnsA.BackColor = Color.Red; string Ans = TempObject.OutStrAnswer(); switch (Ans)
{
case "A": AnsA.BackColor = Color.Green; break;
case "B": AnsB.BackColor = Color.Green; break;
case "C": AnsC.BackColor = Color.Green; break;
case "D": AnsD.BackColor = Color.Green; break;
}
}
};
AnsB.Click += (sender, args) =>
{
bool correct = TempObject.IsCorrect("B"); AnsA.Enabled = false; AnsB.Enabled = false; AnsC.Enabled = false; AnsD.Enabled = false;
if (correct == true)
{
Total++; AnsB.BackColor = Color.Green;
}
else
{
AnsB.BackColor = Color.Red; string Ans = TempObject.OutStrAnswer(); switch (Ans)
{
case "A": AnsA.BackColor = Color.Green; break;
case "B": AnsB.BackColor = Color.Green; break;
case "C": AnsC.BackColor = Color.Green; break;
case "D": AnsD.BackColor = Color.Green; break;
}
}
};
AnsC.Click += (sender, args) =>
{
bool correct = TempObject.IsCorrect("C"); AnsA.Enabled = false; AnsB.Enabled = false; AnsC.Enabled = false; AnsD.Enabled = false;
if (correct == true)
{
Total++; AnsC.BackColor = Color.Green;
}
else
{
AnsC.BackColor = Color.Red; string Ans = TempObject.OutStrAnswer(); switch (Ans)
{
case "A": AnsA.BackColor = Color.Green; break;
case "B": AnsB.BackColor = Color.Green; break;
case "C": AnsC.BackColor = Color.Green; break;
case "D": AnsD.BackColor = Color.Green; break;
}
}
};
AnsD.Click += (sender, args) =>
{
bool correct = TempObject.IsCorrect("D"); AnsA.Enabled = false; AnsB.Enabled = false; AnsC.Enabled = false; AnsD.Enabled = false;
if (correct == true)
{
Total++; AnsD.BackColor = Color.Green;
}
else
{
AnsD.BackColor = Color.Red; string Ans = TempObject.OutStrAnswer(); switch (Ans)
{
case "A": AnsA.BackColor = Color.Green; break;
case "B": AnsB.BackColor = Color.Green; break;
case "C": AnsC.BackColor = Color.Green; break;
case "D": AnsD.BackColor = Color.Green; break;
}
}
};
if (Questions[IntQuestionIndex].OutStrQuestionType() == "TMC")
{
var QuestionAsTMC = (TimedMultipleChoiceQuestion)Questions[IntQuestionIndex];
double TimeRemaining = (double)QuestionAsTMC.OutIntTime();
string Ans = QuestionAsTMC.OutStrAnswer();
// add a timer for timed multiple choice questions
Label TimerUpdate = new Label();
TimerUpdate.Location = new System.Drawing.Point(480, 20);
Timer QuestionTimer = new Timer();
QuestionTimer.Interval = 100;
TimerUpdate.Text = IntQuestionIndex.ToString();
if (Main.TabQuestions.SelectedTab == QuestionTab)
{
QuestionTimer.Start();
}
else
{
QuestionTimer.Stop();
}
Main.TabQuestions.Selecting += (sender, args) =>
{
if (Main.TabQuestions.SelectedTab == QuestionTab)
{
QuestionTimer.Start();
}
else
{
QuestionTimer.Stop();
}
};
QuestionTimer.Tick += (sender, args) =>
{ if (TimeRemaining > 0.01)
{
TimeRemaining -= 0.1; TimerUpdate.Text = TimeRemaining.ToString("N1");
}
else
{
TimerUpdate.Text = "Time's Up!"; AnsA.Enabled = false; AnsB.Enabled = false; AnsC.Enabled = false; AnsD.Enabled = false; switch (Ans)
{
case "A": AnsA.BackColor = Color.Green; break;
case "B": AnsB.BackColor = Color.Green; break;
case "C": AnsC.BackColor = Color.Green; break;
case "D": AnsD.BackColor = Color.Green; break;
}
} };
QuestionTab.Controls.Add(TimerUpdate);
}
// add widgets to win
QuestionTab.Controls.Add(AnsA);
QuestionTab.Controls.Add(AnsB);
QuestionTab.Controls.Add(AnsC);
QuestionTab.Controls.Add(AnsD);
}
if (Questions[IntQuestionIndex].OutStrQuestionType() == "W")
{
var QuestionAsW = (WrittenQuestion)Questions[IntQuestionIndex];
string TrueAns = QuestionAsW.OutStrAnswer();
TextBox UsrAnsBox = new TextBox();
UsrAnsBox.Location = new System.Drawing.Point(100, 92);
UsrAnsBox.Size = new Size(200, 25);
//
Label Instruct = new Label();
Instruct.Text = "Enter your answer into the white box and click 'Submit Answer'";
Instruct.Location = new Point(100, 70);
Instruct.AutoSize = true;
Button Submit = new Button();
Submit.Text = "Submit Answer";
Submit.Size = new Size(150, 25);
Submit.Location = new System.Drawing.Point(310, 90);
Submit.Click += (sender, args) =>
{
string UsrAns = UsrAnsBox.Text;
if (QuestionAsW.IsCorrect(UsrAns) == true)
{
Submit.BackColor = Color.Green;
Total++;
}
else
{
Submit.BackColor = Color.Red;
}
Submit.Enabled = false;
};
QuestionTab.Controls.Add(Submit);
QuestionTab.Controls.Add(UsrAnsBox);
QuestionTab.Controls.Add(Instruct);
}
// Increments the question index
IntQuestionIndex++;
}
// RUNS WINDOW ONLY IF ALL QUESTIONS ARE POPULATED
if (Success == true)
{
Main.ShowDialog();
}
else
{
string StrError = "Some questions were not found. It is likely they do not yet exist. Please make a different selection and report the bug";
Error QuestionErrorWindow = new Error(StrError);
QuestionErrorWindow.ShowDialog();
}
}
