aleph1.co.uk Git - yaffs-website/blob - web/core/modules/block/src/EventSubscriber/BlockPageDisplayVariantSubscriber.php

   1 <?php
   2
   3 namespace Drupal\block\EventSubscriber;
   4
   5 use Drupal\Core\Render\PageDisplayVariantSelectionEvent;
   6 use Drupal\Core\Render\RenderEvents;
   7 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
   8
   9 /**
  10  * Selects the block page display variant.
  11  *
  12  * @see \Drupal\block\Plugin\DisplayVariant\BlockPageVariant
  13  */
  14 class BlockPageDisplayVariantSubscriber implements EventSubscriberInterface {
  15
  16   /**
  17    * Selects the block page display variant.
  18    *
  19    * @param \Drupal\Core\Render\PageDisplayVariantSelectionEvent $event
  20    *   The event to process.
  21    */
  22   public function onSelectPageDisplayVariant(PageDisplayVariantSelectionEvent $event) {
  23     $event->setPluginId('block_page');
  24   }
  25
  26   /**
  27    * {@inheritdoc}
  28    */
  29   public static function getSubscribedEvents() {
  30     $events[RenderEvents::SELECT_PAGE_DISPLAY_VARIANT][] = ['onSelectPageDisplayVariant'];
  31     return $events;
  32   }
  33
  34 }