public function adjust_display_options(question_display_options $options)
{
// We only need different behaviour in try again states.
if (!$this->is_try_again_state()) {
parent::adjust_display_options($options);
if ($this->qa->get_state() == question_state::$invalid && $options->marks == question_display_options::MARK_AND_MAX) {
$options->marks = question_display_options::MAX_ONLY;
}
return;
}
// Let the hint adjust the options.
$hint = $this->get_applicable_hint();
if (!is_null($hint)) {
$hint->adjust_display_options($options);
}
// Now call the base class method, but protect some fields from being overwritten.
$save = clone $options;
parent::adjust_display_options($options);
$options->feedback = $save->feedback;
$options->numpartscorrect = $save->numpartscorrect;
// In a try-again state, everything except the try again button
// Should be read-only. This is a mild hack to achieve this.
if (!$options->readonly) {
$options->readonly = self::READONLY_EXCEPT_TRY_AGAIN;
}
}
public function adjust_display_options(question_display_options $options)
{
// Save some bits so we can put them back later.
$save = clone $options;
// Do the default thing.
parent::adjust_display_options($options);
// Then, if they have just Checked an answer, show them the applicable bits of feedback.
if (!$this->qa->get_state()->is_finished() && $this->qa->get_last_behaviour_var('_try')) {
$options->feedback = $save->feedback;
$options->correctness = $save->correctness;
$options->numpartscorrect = $save->numpartscorrect;
}
}
