Elementor\Group_Control_Base::_filter_controls PHP Метод

    private function _filter_controls()
    {
        $args = $this->get_args();
        $controls = $this->_get_controls($args);
        if (!is_array($args['fields'])) {
            return $controls;
        }
        $filtered_controls = array_intersect_key($controls, array_flip($args['fields']));
        // Include all condition depended controls
        foreach ($filtered_controls as $control) {
            if (empty($control['condition'])) {
                continue;
            }
            $depended_controls = array_intersect_key($controls, $control['condition']);
            $filtered_controls = array_merge($filtered_controls, $depended_controls);
            $filtered_controls = array_intersect_key($controls, $filtered_controls);
        }
        return $filtered_controls;
    }