public function setColumnForLinksLabels($columnNameOrClosure) {
        if (!is_string($columnNameOrClosure) && !($columnNameOrClosure instanceof DbExpr)) {
            throw new \InvalidArgumentException(
                '$columnNameOrClosure argument must be a string or a closure'
            );
        }
        $this->columnForLinksLabels = $columnNameOrClosure;
        return $this;
    }