/**
* Processes a visibility change
* @param bool $oldvisibility
* @return bool
*/
protected function process_visibility_change($oldvisibility)
{
// Store the current dependent settings visibility for comparison
$prevalue = $this->dependentsetting->get_visibility();
// Set it regardless of whether we need to
$this->dependentsetting->set_visibility($this->setting->get_visibility());
// Return true if it changed
return $prevalue != $this->dependentsetting->get_visibility();
}
