public function nameIterator()
{
$aViewIterator = parent::nameIterator();
// for child container's children
if ($this->arrChildContainers) {
foreach ($this->arrChildContainers as $sContainerName => $aContainer) {
if ($aContainer->count()) {
if (empty($aMergedIterator)) {
$aMergedIterator = new \AppendIterator();
$aMergedIterator->append($aViewIterator);
}
$aMergedIterator->append(new _TransparentViewContainerNameIterator($aContainer, $sContainerName . '-'));
}
}
}
// return merged iterators
if (!empty($aMergedIterator)) {
return $aMergedIterator;
} else {
return $aViewIterator;
}
}
