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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\toolbar\Menu\ToolbarMenuLinkTree. | |
| */ | |
| namespace Drupal\toolbar\Menu; | |
| use Drupal\Core\Menu\MenuLinkTree; | |
| /** | |
| * Extends MenuLinkTree to add specific theme suggestions for the toolbar. | |
| */ | |
| class ToolbarMenuLinkTree extends MenuLinkTree { | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function build(array $tree, $level = 0) { | |
| if ($level == 0) { | |
| if (!$tree) { | |
| return array(); | |
| } | |
| $build = parent::build($tree, $level); | |
| /** @var \Drupal\Core\Menu\MenuLinkInterface $link */ | |
| $first_link = reset($tree)->link; | |
| // Get the menu name of the first link. | |
| $menu_name = $first_link->getMenuName(); | |
| // Add a more specific theme suggestion to differentiate this rendered | |
| // menu from others. | |
| $build['#menu_name'] = $menu_name; | |
| $build['#theme'] = 'menu__toolbar__' . strtr($menu_name, '-', '_'); | |
| return $build; | |
| } | |
| else { | |
| return parent::build($tree, $level); | |
| } | |
| } | |
| } |