wpml_has_emails_in_queue

if (!function_exists('wpml_has_emails_in_queue')) {
    function wpml_has_emails_in_queue() {
        if (class_exists('wpMail')) {
            if ($wpMail = new wpMail()) {
                global $Queue;
                $queue_count = $Queue -> count();

                if (!empty($queue_count) && $queue_count > 0) {
                    return true;
                }
            }
        }

        return false;
    }
}