Current File : /www/old2/_music/diplomka/diplomka/src/API/libs/Nette/Iterators/Recursor.php
<?php
/**
* This file is part of the Nette Framework (http://nette.org)
*
* Copyright (c) 2004 David Grudl (http://davidgrudl.com)
*
* For the full copyright and license information, please view
* the file license.txt that was distributed with this source code.
*/
namespace Nette\Iterators;
use Nette;
/**
* Generic recursive iterator.
*
* @author David Grudl
*/
class Recursor extends \IteratorIterator implements \RecursiveIterator, \Countable
{
/**
* Has the current element has children?
* @return bool
*/
public function hasChildren()
{
$obj = $this->current();
return ($obj instanceof \IteratorAggregate && $obj->getIterator() instanceof \RecursiveIterator)
|| $obj instanceof \RecursiveIterator;
}
/**
* The sub-iterator for the current element.
* @return \RecursiveIterator
*/
public function getChildren()
{
$obj = $this->current();
return $obj instanceof \IteratorAggregate ? $obj->getIterator() : $obj;
}
/**
* Returns the count of elements.
* @return int
*/
public function count()
{
return iterator_count($this);
}
}
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