private void Next(bool?lastAnswer)
{
UpdateStatistics(lastAnswer);
ExpressionsView.MoveCurrentToNext();
if (ExpressionsView.CurrentPosition >= LastPosition)
{
CanShowAnswer = false;
ShowEvaluationButtons = true;
LastPosition = ExpressionsView.CurrentPosition;
}
else
{
CanShowAnswer = true;
ShowEvaluationButtons = false;
}
if (CheckIfLast())
{
return;
}
Spelling = null;
Notify(() => Expression);
Notify(() => Translation);
Notify(() => Translation2);
Notify(() => Title);
Notify(() => Category);
}
private void Prev()
{
if (ExpressionsView.CurrentPosition <= 0)
{
return;
}
CanShowAnswer = true;
ShowEvaluationButtons = false;
ExpressionsView.MoveCurrentToPrevious();
Notify(() => Expression);
Notify(() => Translation);
Notify(() => Translation2);
Notify(() => Title);
Notify(() => Category);
}
