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 1: <?php
 2: 
 3: /**
 4:  * This file is part of the Nette Framework (http://nette.org)
 5:  *
 6:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
 7:  *
 8:  * For the full copyright and license information, please view
 9:  * the file license.txt that was distributed with this source code.
10:  */
11: 
12: namespace Nette\Iterators;
13: 
14: use Nette;
15: 
16: 
17: 
18: /**
19:  * Generic recursive iterator.
20:  *
21:  * @author     David Grudl
22:  */
23: class Recursor extends \IteratorIterator implements \RecursiveIterator, \Countable
24: {
25: 
26:     /**
27:      * Has the current element has children?
28:      * @return bool
29:      */
30:     public function hasChildren()
31:     {
32:         $obj = $this->current();
33:         return ($obj instanceof \IteratorAggregate && $obj->getIterator() instanceof \RecursiveIterator)
34:             || $obj instanceof \RecursiveIterator;
35:     }
36: 
37: 
38: 
39:     /**
40:      * The sub-iterator for the current element.
41:      * @return \RecursiveIterator
42:      */
43:     public function getChildren()
44:     {
45:         $obj = $this->current();
46:         return $obj instanceof \IteratorAggregate ? $obj->getIterator() : $obj;
47:     }
48: 
49: 
50: 
51:     /**
52:      * Returns the count of elements.
53:      * @return int
54:      */
55:     public function count()
56:     {
57:         return iterator_count($this);
58:     }
59: 
60: }
61: 
Nette Framework 2.0.8 API API documentation generated by ApiGen 2.8.0