BeforeRenderableIsRemovedFromFormEvent
New in version 14.0
The event
Before
is an improved replacement for the removed hook
$GLOBALS.
The event
Before
is dispatched just before a renderable is deleted from a form. It is now
possible to prevent the deletion of a renderable and to add custom logic
based on the deletion.
The event is stoppable. As soon as
$prevent is set to
true, no other listener is called.
Example
<?php
declare(strict_types=1);
namespace MyVendor\MyExtension\EventListener;
use TYPO3\CMS\Core\Attribute\AsEventListener;
use TYPO3\CMS\Form\Event\BeforeRenderableIsRemovedFromFormEvent;
final readonly class MyEventListener
{
#[AsEventListener(
identifier: 'my-extension/before-renderable-is-removed-from-form-event',
)]
public function __invoke(BeforeRenderableIsRemovedFromFormEvent $event): void
{
$event->preventRemoval = true;
$renderable = $event->renderable;
// Do something with the renderable
}
}
API
- class BeforeRenderableIsRemovedFromFormEvent
-
- Fully qualified name
-
\TYPO3\
CMS\ Form\ Event\ Before Renderable Is Removed From Form Event
Listeners to this Event will be able to: - Get the renderable that is about to be removed from the form - Stop the deletion process by setting preventRemoval to true - Add custom logic, e.g. cleanup tasks, before deletion