namespace Drupal\system\Plugin\Derivative
| Object name | File name | Summary |
|---|---|---|
| SystemMenuBlock | core/modules/system/src/Plugin/Derivative/SystemMenuBlock.php | Provides block plugin definitions for custom menus. |
| ThemeLocalTask | core/modules/system/src/Plugin/Derivative/ThemeLocalTask.php | Provides dynamic tabs based on active themes. |