protected function MenuParentFormSelector::getParentDepthLimit
protected MenuParentFormSelector::getParentDepthLimit($id)
Returns the maximum depth of the possible parents of the menu link.
Parameters
string $id: The menu link plugin ID or an empty value for a new link.
Return value
int The depth related to the depth of the given menu link.
File
- core/lib/Drupal/Core/Menu/MenuParentFormSelector.php, line 113
Class
- MenuParentFormSelector
- Default implementation of the menu parent form selector service.
Namespace
Drupal\Core\MenuCode
protected function getParentDepthLimit($id) { if ($id) { $limit = $this->menuLinkTree->maxDepth() - $this->menuLinkTree->getSubtreeHeight($id); } else { $limit = $this->menuLinkTree->maxDepth() - 1; } return $limit; }
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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Menu!MenuParentFormSelector.php/function/MenuParentFormSelector::getParentDepthLimit/8.1.x