public function display(UI $aUI, IHashTable $aVariables = null, IOutputStream $aDevice = null)
{
if (($depth = $this->attribute('depth')) !== null) {
if ($aMenu = $this->findActiveSubMenu((int) $depth)) {
$aMenu->display($aUI, $aVariables, $aDevice);
}
} else {
if (($xpath = $this->attribute('xpath')) !== null) {
if ($aMenu = $this->getMenuByPath($xpath)) {
$aMenu->display($aUI, $aVariables, $aDevice);
}
} else {
if ($this->showDepths() != 0 || $this->isRenderAll()) {
parent::display($aUI, $aVariables, $aDevice);
}
}
}
}
public function view()
{
if ($aView = parent::view()) {
return $aView;
}
if ($aMenu = $this->parentMenu()) {
return $aMenu->view();
}
return null;
}
