public function setLevel($level)
    {
        $this->level = $level;

        if (isset($this->nestedSetNode)) {
            $this->nestedSetNode->setLevel($level);
        }
        return $this;
    }
public function setLevel($level)
    {
        $this->level = $level;

        if (isset($this->nestedSetNode)) {
            $this->nestedSetNode->setLevel($level);
        }
        return $this;
    }
public function setLevel ( $ level ) { $ this -> level = $ level ; if ( isset ( $ this -> nestedSetNode ) ) { $ this -> nestedSetNode -> setLevel ( $ level ) ; } return $ this ; }
Set depth level
@param int $level
@return AbstractPage
Set depth level