private void DisplayQuestion(Question q)
{
anyQuestionLoaded = true;
if (q == null)
{
anyQuestionLoaded = false;
q = new Question(false);
}
mainErrorProvider.Clear();
textBoxQuestionText.Text = q.Text;
checkBoxMultiChoice.Checked = q.IsMultipleChoice;
panelAnswerContainer.Controls.Clear();
foreach (Answer a in q.Answers)
{
var singleAnswer = new SingleAnswerControl(a.Text, a.IsRight);
singleAnswer.Top = singleAnswer.Height * q.Answers.IndexOf(a);
singleAnswer.Width = panelAnswerContainer.Width - 10;
singleAnswer.Anchor = ((System.Windows.Forms.AnchorStyles)(((AnchorStyles.Left | AnchorStyles.Right | AnchorStyles.Top))));
singleAnswer.RemoveAnswer += SingleAnswer_RemoveAnswer;
panelAnswerContainer.Controls.Add(singleAnswer);
}
try { panelAnswerContainer.ScrollControlIntoView(panelAnswerContainer.Controls[panelAnswerContainer.Controls.Count - 1]); } catch { }
if (anyQuestionLoaded && !ValidateSingleQuestion(GetCurrentQuestion()))
{
return;
}
}
private bool ValidateSingleQuestion(Question theQuestion)
{
// Question theQuestion = GetCurrentQuestion();
mainErrorProvider.Clear();
if (theQuestion == null)
{
return(true);
}
bool isValid = true;
int rightAnswers = 0;
foreach (Answer answ in theQuestion.Answers)
{
if (answ.IsRight)
{
rightAnswers++;
}
}
if (rightAnswers == 0)
{
mainErrorProvider.SetError(labelOdpowiedzi, "Przynajmniej jedna odpowiedź musi być poprawna");
isValid = false;
}
if (!theQuestion.IsMultipleChoice && rightAnswers > 1)
{
mainErrorProvider.SetError(labelOdpowiedzi, "Tylko jedna odpowiedź może być poprawna");
isValid = false;
}
if (textBoxQuestionText.Text.Length <= 0)
{
mainErrorProvider.SetError(textBoxQuestionText, "To pole nie może być puste");
isValid = false;
}
if (textBoxQuestionText.Text == Question.DefaultText)
{
mainErrorProvider.SetError(textBoxQuestionText, "Hmm.. ktoś chyba zapomniał tu coś wpisać");
isValid = false;
}
foreach (Control c in panelAnswerContainer.Controls)
{
if (!(c is SingleAnswerControl))
{
continue;
}
SingleAnswerControl a = c as SingleAnswerControl;
if (!a.ValidateControl())
{
isValid = false;
}
}
return(isValid);
}
