BlockBase

class \Drupal\Component\Plugin\PluginBase extends \Drupal\Component\Plugin\PluginInspectionInterface, \Drupal\Component\Plugin\DerivativeInspectionInterface
- class \Drupal\Core\Menu\ContextualLinkDefault extends \Drupal\Core\Menu\ContextualLinkInterface implements \Drupal\Component\Plugin\PluginBase
- class \Drupal\Core\Menu\LocalActionDefault extends \Drupal\Core\Menu\LocalActionInterface, \Drupal\Core\Plugin\ContainerFactoryPluginInterface, \Drupal\Core\Cache\CacheableDependencyInterface uses \Drupal\Core\DependencyInjection\DependencySerializationTrait implements \Drupal\Component\Plugin\PluginBase
- class \Drupal\Core\Menu\LocalTaskDefault extends \Drupal\Core\Menu\LocalTaskInterface, \Drupal\Core\Cache\CacheableDependencyInterface uses \Drupal\Core\DependencyInjection\DependencySerializationTrait implements \Drupal\Component\Plugin\PluginBase
- class \Drupal\Core\Plugin\PluginBase uses \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\Core\DependencyInjection\DependencySerializationTrait, \Drupal\Core\Messenger\MessengerTrait implements \Drupal\Component\Plugin\PluginBase
  - class \Drupal\breakpoint\Breakpoint extends \Drupal\breakpoint\BreakpointInterface implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\Core\Action\ActionBase extends \Drupal\Core\Action\ActionInterface implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\Core\Block\BlockBase extends \Drupal\Core\Block\BlockPluginInterface, \Drupal\Core\Plugin\PluginWithFormsInterface, \Drupal\Core\Plugin\PreviewAwarePluginInterface, \Drupal\Core\Render\PreviewFallbackInterface, \Drupal\Core\Plugin\ContextAwarePluginInterface uses \Drupal\Core\Block\BlockPluginTrait, \Drupal\Core\Plugin\ContextAwarePluginTrait, \Drupal\Core\Plugin\ContextAwarePluginAssignmentTrait implements \Drupal\Core\Plugin\PluginBase
    - class \Drupal\announcements_feed\Plugin\Block\AnnounceBlock extends \Drupal\Core\Plugin\ContainerFactoryPluginInterface implements \Drupal\Core\Block\BlockBase
    - class \Drupal\block_test\Plugin\Block\TestAccessBlock extends \Drupal\Core\Plugin\ContainerFactoryPluginInterface implements \Drupal\Core\Block\BlockBase
    - class \Drupal\block_test\Plugin\Block\TestBlockInstantiation implements \Drupal\Core\Block\BlockBase
    - class \Drupal\block_test\Plugin\Block\TestCacheBlock implements \Drupal\Core\Block\BlockBase
    - class \Drupal\block_test\Plugin\Block\TestContextAwareBlock implements \Drupal\Core\Block\BlockBase
    - class \Drupal\block_test\Plugin\Block\TestContextAwareNoValidContextOptionsBlock implements \Drupal\Core\Block\BlockBase
    - class \Drupal\block_test\Plugin\Block\TestContextAwareUnsatisfiedBlock implements \Drupal\Core\Block\BlockBase
    - class \Drupal\block_test\Plugin\Block\TestEmptyBlock implements \Drupal\Core\Block\BlockBase
    - class \Drupal\block_test\Plugin\Block\TestFormBlock implements \Drupal\Core\Block\BlockBase
    - class \Drupal\block_test\Plugin\Block\TestHtmlBlock implements \Drupal\Core\Block\BlockBase
    - class \Drupal\block_test\Plugin\Block\TestMultipleFormsBlock implements \Drupal\Core\Block\BlockBase
    - class \Drupal\block_test\Plugin\Block\TestSettingsValidationBlock implements \Drupal\Core\Block\BlockBase
    - class \Drupal\Core\Block\Plugin\Block\PageTitleBlock extends \Drupal\Core\Block\TitleBlockPluginInterface implements \Drupal\Core\Block\BlockBase
    - class \Drupal\Core\Menu\Plugin\Block\LocalActionsBlock extends \Drupal\Core\Plugin\ContainerFactoryPluginInterface implements \Drupal\Core\Block\BlockBase
    - class \Drupal\Core\Menu\Plugin\Block\LocalTasksBlock extends \Drupal\Core\Plugin\ContainerFactoryPluginInterface implements \Drupal\Core\Block\BlockBase
    - class \Drupal\navigation\Plugin\Block\NavigationLinkBlock implements \Drupal\Core\Block\BlockBase
    - class \Drupal\navigation\Plugin\Block\NavigationShortcutsBlock extends \Drupal\Core\Plugin\ContainerFactoryPluginInterface implements \Drupal\Core\Block\BlockBase
    - class \Drupal\navigation\Plugin\Block\NavigationUserBlock implements \Drupal\Core\Block\BlockBase
    - class \Drupal\navigation_test_block\Plugin\Block\NavigationTestBlock implements \Drupal\Core\Block\BlockBase
    - class \Drupal\system\Plugin\Block\ClearCacheBlock extends \Drupal\Core\Plugin\ContainerFactoryPluginInterface implements \Drupal\Core\Block\BlockBase
    - class \Drupal\user\Plugin\Block\UserLoginBlock extends \Drupal\Core\Plugin\ContainerFactoryPluginInterface, \Drupal\Core\Security\TrustedCallbackInterface uses \Drupal\Core\Routing\RedirectDestinationTrait implements \Drupal\Core\Block\BlockBase
  - class \Drupal\Core\Block\Plugin\Block\Broken extends \Drupal\Core\Block\BlockPluginInterface, \Drupal\Core\Plugin\ContainerFactoryPluginInterface uses \Drupal\Core\Block\BlockPluginTrait, \Drupal\Core\Cache\CacheableDependencyTrait implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\Core\Executable\ExecutablePluginBase extends \Drupal\Core\Executable\ExecutableInterface, \Drupal\Core\Cache\CacheableDependencyInterface, \Drupal\Core\Plugin\ContextAwarePluginInterface uses \Drupal\Core\Plugin\ContextAwarePluginTrait implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\Core\Field\FieldTypeCategory extends \Drupal\Core\Field\FieldTypeCategoryInterface implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\Core\Field\PluginSettingsBase extends \Drupal\Core\Field\PluginSettingsInterface, \Drupal\Component\Plugin\DependentPluginInterface implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\Core\Http\LinkRelationType extends \Drupal\Core\Http\LinkRelationTypeInterface implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\Core\ImageToolkit\ImageToolkitBase extends \Drupal\Core\ImageToolkit\ImageToolkitInterface implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\Core\ImageToolkit\ImageToolkitOperationBase extends \Drupal\Core\ImageToolkit\ImageToolkitOperationInterface implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\Core\Menu\MenuLinkBase extends \Drupal\Core\Menu\MenuLinkInterface implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\Core\Plugin\Component implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\Core\Plugin\ConfigurablePluginBase extends \Drupal\Component\Plugin\ConfigurableInterface uses \Drupal\Core\Plugin\ConfigurableTrait implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\Core\Render\Element\RenderElementBase extends \Drupal\Core\Render\Element\ElementInterface, \Drupal\Core\Plugin\ContainerFactoryPluginInterface implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\editor\Plugin\EditorBase extends \Drupal\editor\Plugin\EditorPluginInterface implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\help\HelpTopicPluginBase extends \Drupal\help\HelpTopicPluginInterface implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\KernelTests\Core\Plugin\Context\TestConfigurableContextAwarePlugin extends \Drupal\Component\Plugin\ConfigurableInterface, \Drupal\Core\Plugin\ContextAwarePluginInterface uses \Drupal\Core\Plugin\ContextAwarePluginTrait implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\KernelTests\Core\Plugin\Context\TestContextAwarePlugin extends \Drupal\Core\Plugin\ContextAwarePluginInterface uses \Drupal\Core\Plugin\ContextAwarePluginTrait implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\KernelTests\Core\Plugin\TestContextAwarePlugin extends \Drupal\Core\Plugin\ContextAwarePluginInterface uses \Drupal\Core\Plugin\ContextAwarePluginTrait implements \Drupal\Core\Plugin\PluginBase
  - class \Drupal\navigation\Plugin\SectionStorage\NavigationSectionStorage extends \Drupal\Core\Plugin\ContainerFactoryPluginInterface, \Drupal\Core\Cache\CacheableDependencyInterface uses \Drupal\Core\Plugin\ContextAwarePluginTrait implements \Drupal\Core\Plugin\PluginBase
- class \Drupal\Core\Queue\QueueWorkerBase extends \Drupal\Core\Queue\QueueWorkerInterface implements \Drupal\Component\Plugin\PluginBase
- class \Drupal\Core\Theme\Icon\IconExtractorBase extends \Drupal\Core\Theme\Icon\IconExtractorInterface, \Drupal\Core\Plugin\PluginWithFormsInterface uses \Drupal\Core\Plugin\PluginWithFormsTrait implements \Drupal\Component\Plugin\PluginBase
- class \Drupal\navigation\TopBarItemBase extends \Drupal\navigation\TopBarItemPluginInterface implements \Drupal\Component\Plugin\PluginBase
- class \Drupal\Tests\Component\Plugin\StubPluginBase implements \Drupal\Component\Plugin\PluginBase
- class \Drupal\Tests\Core\Plugin\ConfigurableTestClass extends \Drupal\Component\Plugin\ConfigurableInterface uses \Drupal\Core\Plugin\ConfigurableTrait implements \Drupal\Component\Plugin\PluginBase
- class \Drupal\Tests\Core\Plugin\TestClass extends \Drupal\Core\Plugin\PluginWithFormsInterface, \Drupal\Core\Plugin\PluginFormInterface uses \Drupal\Core\Plugin\PluginWithFormsTrait implements \Drupal\Component\Plugin\PluginBase

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