Classes List

Symfony\Component\Form\Util\InheritDataAwareIterator

 1 
 2 
 3 
 4 
 5 
 6 
 7 
 8 
 9 
 10 
 11 
 12 
 13 
 14 
 15 
 16 
 17 
 18 
 19 
 20 
 21 
 22 
 23 
 24 
 25 
 26 
 27 
 28 
 29 
 30 
 31 
 32 
 33 
 34 
 35 
 36 
 37 
 38 
 39 
 40 
 41 
 42 
 43 
 44 
<?php

/* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */


namespace Symfony\Component\Form\Util;

/** * Iterator that traverses an array of forms. * * Contrary to \ArrayIterator, this iterator recognizes changes in the original * array during iteration. * * You can wrap the iterator into a {@link \RecursiveIteratorIterator} in order to * enter any child form that inherits its parent's data and iterate the children * of that form as well. * * @author Bernhard Schussek <bschussek@gmail.com> */
class InheritDataAwareIterator extends \IteratorIterator implements \RecursiveIterator
{
    /** * {@inheritdoc} */
    public function getChildren()
    {
        return new static($this->current());
    }

    /** * {@inheritdoc} */
    public function hasChildren()
    {
        return (bool) $this->current()->getConfig()->getInheritData();
    }
}