/**
* Compares the items
* @param NavigationItem $item1
* @param NavigationItem $item2
*/
public function Equals($item1, $item2)
{
if ($item1 === null && $item2 !== null) {
return false;
} else {
if ($item1 !== null && $item2 === null) {
return false;
} else {
if ($item1 === null && $item2 === null) {
return true;
}
}
}
return $item1->Equals($item2);
}
protected function ItemClasses()
{
$classes = array();
$classes[] = 'level-' . $this->level;
if ($this->naviItem->Equals($this->naviTree->FirstChildOf($this->naviParent))) {
$classes[] = 'first-item';
}
if ($this->naviTree->NextOf($this->naviItem) == null) {
$classes[] = 'last-item';
}
if ($this->IsActive()) {
$classes[] = 'active';
} else {
if ($this->IsTrail()) {
$classes[] = 'trail';
}
}
return join(' ', $classes);
}
