如何在呈现表单时为集合中的第一项设置只读选项?
我的简单模型:
class Main
{
public $others;
}
class Other
{
public $field1;
public $field2;
}
我的模型的简单表单类型:
class MainType extends AbstractType
{
public function buildForm(FormBuilderInterface $builder, array $options)
{
$builder
->add('others', 'collection', array(
'type' => new OtherType(),
'allow_delete' => true,
'allow_add' => true,
'by_reference' => false,
))
;
}
public function setDefaultOptions(OptionsResolverInterface $resolver)
{
$resolver->setDefaults(array(
'data_class' => 'App\MyBundle\Entity\Main',
));
}
public function getName()
{
return 'maintype';
}
}
class OtherType extends AbstractType
{
public function buildForm(FormBuilderInterface $builder, array $options)
{
$builder
->add('field1')
->add('field2')
;
}
public function setDefaultOptions(OptionsResolverInterface $resolver)
{
$resolver->setDefaults(array(
'data_class' => 'App\MyBundle\Entity\Other',
));
}
public function getName()
{
return 'othertype';
}
}
简单的动作方法我的控制器
//...
public function indexAction($id)
{
$main = new Main();
$other1 = new Other();
$other1->field1 = 'a';
$other1->field2 = 'b';
$main->others[] = $other;
$other2 = new Other();
$other2->field1 = 'c';
$other2->field1 = 'd';
$main->others[] = $other;
$form = $this->createForm(new MainType(), $main);
//...isValid, persist, flush...
}
//...
我可以在手动渲染表单时创建一个条件,但我想知道是否可以在表单代码中输入这样的限制。