The visibility settings for this block. Type:

public Block::setRegion($region) Sets

public BlockViewBuilder::view(EntityInterface $entity, $view_mode

protected BlockAccessControlHandler::check

The plugin instance settings. Type:

protected static BlockViewBuilder::buildPreRenderableBlock($entity

public BlockInterface::setRegion($region)

public static BlockController::create(ContainerInterface

Negotiates the theme for the block admin demo page via the URL. Hierarchy class \

Provides form for block instance forms. Hierarchy class \Drupal\Core\Form\