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<?php
/**
 * @file
 * Contains \Drupal\block\EventSubscriber\BlockPageDisplayVariantSubscriber.
 */
namespace Drupal\block\EventSubscriber;
use Drupal\Core\Render\PageDisplayVariantSelectionEvent;
use Drupal\Core\Render\RenderEvents;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
/**
 * Selects the block page display variant.
 *
 * @see \Drupal\block\Plugin\DisplayVariant\BlockPageVariant
 */
class BlockPageDisplayVariantSubscriber implements EventSubscriberInterface {
  /**
   * Selects the block page display variant.
   *
   * @param \Drupal\Core\Render\PageDisplayVariantSelectionEvent $event
   *   The event to process.
   */
  public function onSelectPageDisplayVariant(PageDisplayVariantSelectionEvent $event) {
    $event->setPluginId('block_page');
  }
  /**
   * {@inheritdoc}
   */
  static function getSubscribedEvents() {
    $events[RenderEvents::SELECT_PAGE_DISPLAY_VARIANT][] = array('onSelectPageDisplayVariant');
    return $events;
  }
}