The menu link manager. Type:

public MenuTreeParameters::setTopLevelOnly()

public ContextualLinkInterface::getRouteName()

A menu link plugin for wrapping another menu link, in sensitive situations. Hierarchy class

public MenuLinkManagerInterface::getParentIds($id)

public MenuLinkManager::getParentIds($id)

The active menu trail service. Type:

Provides an edit form for static menu links. Hierarchy class \Drupal\Core\Menu\Form\

public LocalTaskManager::getTitle(LocalTaskInterface $local_task)

public DefaultMenuLinkTreeManipulators