public function title()
    {
        if ($this->title === null) {
            $ident    = $this->ident();
            $metadata = $this->adminSecondaryMenu();

            $this->title = '';

            if (isset($metadata[$ident]['title'])) {
                $this->setTitle($metadata[$ident]['title']);
            }
        }

        return $this->title;
    }