Grido\Components\Container::hasFilters PHP Метод

    public function hasFilters($useCache = TRUE)
    {
        $hasFilters = $this->hasFilters;
        if ($hasFilters === NULL || $useCache === FALSE) {
            $container = $this->getComponent(Filter::ID, FALSE);
            $hasFilters = $container && count($container->getComponents()) > 0;
            $this->hasFilters = $useCache ? $hasFilters : NULL;
        }
        return $hasFilters;
    }