Elgg\WidgetsService::getNameById PHP Method

    public function getNameById($id, $context = '', \ElggEntity $container = null)
    {
        $types = $this->getTypes(['context' => $context, 'container' => $container]);
        if (isset($types[$id])) {
            return $types[$id]->name;
        }
        return false;
    }