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<?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\Extension\Core\Type;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\Form\FormInterface;
use Symfony\Component\Form\Extension\Core\DataTransformer\BooleanToStringTransformer;
use Symfony\Component\Form\FormView;
use Symfony\Component\OptionsResolver\OptionsResolverInterface;
class CheckboxType extends AbstractType
{
/**
* {@inheritdoc}
*/
public function buildForm(FormBuilderInterface $builder, array $options)
{
$builder
->addViewTransformer(new BooleanToStringTransformer($options['value']))
;
}
/**
* {@inheritdoc}
*/
public function buildView(FormView $view, FormInterface $form, array $options)
{
$view->vars = array_replace($view->vars, array(
'value' => $options['value'],
'checked' => null !== $form->getViewData(),
));
}
/**
* {@inheritdoc}
*/
public function setDefaultOptions(OptionsResolverInterface $resolver)
{
$emptyData = function (FormInterface $form, $clientData) {
return $clientData;
};
$resolver->setDefaults(array(
'value' => '1',
'empty_data' => $emptyData,
'compound' => false,
));
}
/**
* {@inheritdoc}
*/
public function getName()
{
return 'checkbox';
}
}
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