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<?php |
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|
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/** |
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* This file is part of the Nette Framework (https://nette.org) |
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* Copyright (c) 2004 David Grudl (https://davidgrudl.com) |
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*/ |
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declare (strict_types=1); |
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namespace Packetery\Nette\ComponentModel; |
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|
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/** |
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* Recursive component iterator. See Container::getComponents(). |
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* @internal |
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*/ |
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final class RecursiveComponentIterator extends \RecursiveArrayIterator implements \Countable |
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{ |
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/** |
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* Has the current element has children? |
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*/ |
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public function hasChildren() : bool |
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{ |
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return $this->current() instanceof IContainer; |
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} |
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/** |
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* The sub-iterator for the current element. |
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*/ |
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public function getChildren() : self |
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{ |
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return $this->current()->getComponents(); |
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} |
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/** |
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* Returns the count of elements. |
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*/ |
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public function count() : int |
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{ |
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return \iterator_count($this); |
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} |
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} |
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|
