public function markingClasses() {
        $classes='';
        if(!$this->isExpanded()) {
            $classes .= " unexpanded jstree-closed";
        }
        if($this->isTreeOpened()) {
            if($this->numChildren() > 0) $classes .= " jstree-open";
        } else {
            $classes .= " closed";
        }
        return $classes;
    }
public function markingClasses() {
        $classes='';
        if(!$this->isExpanded()) {
            $classes .= " unexpanded jstree-closed";
        }
        if($this->isTreeOpened()) {
            if($this->numChildren() > 0) $classes .= " jstree-open";
        } else {
            $classes .= " closed";
        }
        return $classes;
    }
public function markingClasses ( ) { $ classes = '' ; if ( ! $ this -> isExpanded ( ) ) { $ classes .= " unexpanded jstree-closed" ; } if ( $ this -> isTreeOpened ( ) ) { if ( $ this -> numChildren ( ) > 0 ) $ classes .= " jstree-open" ; } else { $ classes .= " closed" ; } return $ classes ; }
Return CSS classes of 'unexpanded', 'closed', both, or neither, depending on
the marking of this DataObject.
Return CSS classes of unexpanded closed both or neither depending on the marking of this DataObject .