Expanded class hierarchy of PageVariantInterface in Drupal 9
- interface \Drupal\Component\Plugin\PluginInspectionInterface; interface \Drupal\Component\Plugin\ConfigurableInterface; interface \Drupal\Component\Plugin\DependentPluginInterface; interface \Drupal\Core\Plugin\PluginFormInterface; interface \Drupal\Core\Cache\RefinableCacheableDependencyInterface
- interface \Drupal\Core\Display\VariantInterface
- interface \Drupal\Core\Display\ContextAwareVariantInterface
- interface \Drupal\Core\Display\PageVariantInterface
- interface \Drupal\Core\Display\VariantInterface