The typed config manager. Type: \Drupal\Core\Config\TypedConfigManagerInterface File core/lib/Drupal/Core/Config/ConfigManager.php, line 41 Class ConfigManager The ConfigManager provides helper functions for the configuration system. Namespace Drupal\Core\Config Code protected $typedConfigManager;

The configuration storage to be cached. Type: \Drupal\Core\Config\StorageInterface File core/lib/Drupal/Core/Config/CachedStorage.php, line 23 Class CachedStorage Defines the cached storage. Namespace Drupal\Core\Config Code protected $storage;

hook_theme($existing, $type, $theme, $path) Register a module or theme's theme implementations. The implementations declared by this hook specify how a particular render array is to be rendered as HTML. Parameters array $existing: An array of existing implementations that may be used for override purposes. This is primarily useful for themes that may wish to examine existing implementations to extract data (such as arguments) so that it may properly register its own, higher priority implementa

The configuration manager. Type: \Drupal\Core\Config\ConfigManagerInterface; File core/modules/config/src/Form/ConfigSingleImportForm.php, line 64 Class ConfigSingleImportForm Provides a form for importing a single configuration file. Namespace Drupal\config\Form Code protected $configManager;

The theme handler service. Type: \Drupal\Core\Extension\ThemeHandlerInterface File core/modules/system/src/Controller/SystemController.php, line 55 Class SystemController Returns responses for System routes. Namespace Drupal\system\Controller Code protected $themeHandler;

Indicates whether entities should be statically cached. Type: bool File core/lib/Drupal/Core/Entity/EntityType.php, line 24 Class EntityType Provides an implementation of an entity type and its metadata. Namespace Drupal\Core\Entity Code protected $static_cache = TRUE;

Builds an AJAX form response. Given the current request, a form render array, its form state, and any AJAX commands to apply to the form, build a response object. Hierarchy class \Drupal\Core\Form\FormAjaxResponseBuilder implements FormAjaxResponseBuilderInterface File core/lib/Drupal/Core/Form/FormAjaxResponseBuilder.php, line 18 Namespace Drupal\Core\Form Members Name Modifiers Type Description FormAjaxResponseBuilder::$ajaxRenderer protected property The main content

Provides an action button form element. When the button is pressed, the form will be submitted to Drupal, where it is validated and rebuilt. The submit handler is not invoked. Properties: #limit_validation_errors: An array of form element keys that will block form submission when validation for these elements or any child elements fails. Specify an empty array to suppress all form validation errors. #value: The text to be shown on the button. Usage Example: $form['actions']['preview'] = arr

Provides a render element for a table. Note: Although this extends FormElement, it can be used outside the context of a form. Properties: #header: An array of table header labels. #rows: An array of the rows to be displayed. Each row is either an array of cell contents or an array of properties as described in table.html.twig Alternatively specify the data for the table as child elements of the table element. Table elements would contain rows elements that would in turn contain column element

public ConfigInstaller::installCollectionDefaultConfig($collection) Installs all default configuration in the specified collection. The function is useful if the site needs to respond to an event that has just created another collection and we need to check all the installed extensions for any matching configuration. For example, if a language has just been created. Parameters string $collection: The configuration collection. Overrides ConfigInstallerInterface::installCollectionDefaultConfig F