public ResultsForm(Question[][] mainAnswers)
{
_resultsJaggedArray = (Question[][])mainAnswers.Clone();
InitializeComponent();
for (int outer = 0; outer < _resultsJaggedArray.Length; outer++)
{
if (_resultsJaggedArray[outer] != null)
{
for (int inner = 0; inner < _resultsJaggedArray[outer].Length; inner++)
{
Console.WriteLine(_resultsJaggedArray[outer] + " | " + _resultsJaggedArray[outer][inner]);
}
}
}
}
private void buttonDragDropHandler(object sender, DragEventArgs e)
{
// only process drag operation if correct data type
if (e.Data.GetDataPresent(typeof(Question)))
{
// Extract Q from drag data, make sure Q is not null
Question question = (Question)e.Data.GetData(typeof(Question));
if (question != null)
{
Button button = sender as Button;
// Store all answers in the _answers jag arr
int answer = 0;
if (!int.TryParse(button.Text, out answer)) { answer = 0; }
if (_answers[answer] == null)
{
//jag arr hasn't been created so create first entry
_answers[answer] = new Question[1];
}
else
{
// Already have entries in Jag arr, resize to len + 1
Array.Resize(ref _answers[answer], _answers[answer].Length + 1);
}
// Add Q to jag arr
_answers[answer][_answers[answer].Length - 1] = new Question(question.TheQuestion.ToString(), question.TheAnswer, Convert.ToInt32(button.Text));
// Test if correct ans, display dialog, remove from listbox
if (button.Text == question.TheAnswer.ToString())
{
// remove Q from listbox
questionsListBox.Items.RemoveAt(questionsListBox.SelectedIndex);
MessageBox.Show(button.Text + " is Correct!");
}
else
{
MessageBox.Show("Wrong answer, try again.");
}
}
}
}
private void resetProgram()
{
Array.Clear(_questions, 0, _questions.Length);
// Clear all ans from jagged Arr and set arr index to NULL
for (int i = 0; i < _answers.Length; i++)
{
if (_answers[i] != null)
{
Array.Clear(_answers[i], 0, _answers[i].Length);
_answers[i] = null;
}
}
int maxAnswer = _squaresCount * _squaresCount - 1;
Random random = new Random();
for (int i = 0; i < _numberOfQuestions; i++)
{
int randomLeft = random.Next(0, maxAnswer + 1);
int randomRight = random.Next(0, maxAnswer - randomLeft + 1);
int answer = randomLeft + randomRight;
string question = randomLeft.ToString() + " + " + randomRight.ToString();
_questions[i] = new Question()
{
TheQuestion = question,
TheAnswer = answer
};
}
// reset the Qs in ListBox
questionsListBox.Items.Clear();
for (int i = 0; i < _questions.Length; i++) { questionsListBox.Items.Add(_questions[i]); }
}
