protected function registerEventsInDispatcher()
{
$serviceContainer = $this->getServiceContainer();
$this->addListener(GetBreadcrumbEvent::NAME, function (GetBreadcrumbEvent $event) use($serviceContainer) {
if ($event->getEnvironment()->getDataDefinition()->getName() !== 'tl_metamodel_dca_sortgroup') {
return;
}
$subscriber = new BreadCrumbInputScreenSortGroup($serviceContainer);
$subscriber->getBreadcrumb($event);
})->addListener(ModelToLabelEvent::NAME, array($this, 'modelToLabel'))->addListener(GetPropertyOptionsEvent::NAME, array($this, 'getAttrOptions'))->addListener(DecodePropertyValueForWidgetEvent::NAME, array($this, 'decodeAttrValue'))->addListener(EncodePropertyValueFromWidgetEvent::NAME, array($this, 'encodeAttrValue'))->addListener(BuildDataDefinitionEvent::NAME, array($this, 'setVisibility'));
}