private void LoadPreviousQuestion()
{
DeleteQuestionCommand.RaiseCanExecuteChanged();
if (SelectedQuestion != 1)
{
SelectedQuestion--;
SelectedPicture = Pictures[SelectedQuestion - 1];
QuestionText = QuestionsAnswers[SelectedQuestion - 1].Question;
Alternative1Text = QuestionsAnswers[SelectedQuestion - 1].AlternativeOne;
Alternative2Text = QuestionsAnswers[SelectedQuestion - 1].AlternativeTwo;
Alternative3Text = QuestionsAnswers[SelectedQuestion - 1].AlternativeThree;
var CA = QuestionsAnswers[SelectedQuestion - 1].Answer;
if (CA == Alternative1Text)
{
Alt1Correct = true;
Alt2Correct = false;
Alt3Correct = false;
}
else if (CA == Alternative2Text)
{
Alt2Correct = true;
Alt1Correct = false;
Alt3Correct = false;
}
else
{
Alt3Correct = true;
Alt1Correct = false;
Alt2Correct = false;
}
}
DeleteQuestionCommand.RaiseCanExecuteChanged();
}
private void initializeApplication()
{
Pictures = new List <BitmapImage>();
Pictures.Add(new BitmapImage());
QuestionsAnswers = new List <QuestionData>();
QuestionsAnswers.Add(new QuestionData());
SelectedPicture = null;
BackgroundPicture = null;
SelectedQuestion = 1;
QuestionText = "";
Alternative1Text = "";
Alternative2Text = "";
Alternative3Text = "";
Alt1Correct = false;
Alt2Correct = false;
Alt3Correct = false;
DeleteQuestionCommand.RaiseCanExecuteChanged();
HeaderText = "Här kan du skriva vilken rubrik du vill ha.";
}
private void LoadNextQuestion()
{
if (SelectedPicture == null || SelectedPicture.UriSource == null)
{
MessageBox.Show("Du måste välja en bild till frågan!");
return;
}
if (string.IsNullOrEmpty(QuestionText))
{
MessageBox.Show("Du måste skriva en fråga!");
return;
}
if (string.IsNullOrEmpty(Alternative1Text) || string.IsNullOrEmpty(Alternative2Text) || string.IsNullOrEmpty(Alternative3Text))
{
MessageBox.Show("Du måste skriva alla 3 svars alternativ!");
return;
}
if (Alt1Correct == false && Alt2Correct == false && Alt3Correct == false)
{
MessageBox.Show("Du måste välja vad som är rätt svar!");
return;
}
SelectedQuestion++;
if (QuestionsAnswers.Count < SelectedQuestion)
{
QuestionsAnswers.Add(new QuestionData());
SelectedPicture = new BitmapImage();
Pictures.Add(new BitmapImage());
QuestionText = "";
Alternative1Text = "";
Alternative2Text = "";
Alternative3Text = "";
Alt1Correct = false;
Alt2Correct = false;
Alt3Correct = false;
}
else
{
SelectedPicture = Pictures[SelectedQuestion - 1];
QuestionText = QuestionsAnswers[SelectedQuestion - 1].Question;
Alternative1Text = QuestionsAnswers[SelectedQuestion - 1].AlternativeOne;
Alternative2Text = QuestionsAnswers[SelectedQuestion - 1].AlternativeTwo;
Alternative3Text = QuestionsAnswers[SelectedQuestion - 1].AlternativeThree;
var CA = QuestionsAnswers[SelectedQuestion - 1].Answer;
if (CA == Alternative1Text)
{
Alt1Correct = true;
Alt2Correct = false;
Alt3Correct = false;
}
else if (CA == Alternative2Text)
{
Alt2Correct = true;
Alt1Correct = false;
Alt3Correct = false;
}
else if (CA == Alternative3Text)
{
Alt3Correct = true;
Alt1Correct = false;
Alt2Correct = false;
}
else
{
Alt1Correct = false;
Alt2Correct = false;
Alt3Correct = false;
}
}
DeleteQuestionCommand.RaiseCanExecuteChanged();
}