protected BookManager::buildBookOutlineData(array $links, array $parents

Provides handling to render the book outline. Hierarchy class \Drupal\book\

public BookRemoveForm::getQuestion()

protected BookOutlineForm::actions(array $form, FormStateInterface

public BookManager::getLinkDefaults($nid) Returns

The node storage. Type:

The entity query for node. Type:

public BookManagerInterface::checkNodeIsRemovable(NodeInterface

public BookSettingsForm::submitForm(array &$form, FormStateInterface

public static BookOutlineForm::create(ContainerInterface $