PrerenderManager | PrerenderManager.php | 8.x-3.x

Manages discovery and instantiation of Bootstrap pre-render callbacks.

Hierarchy

class \Drupal\bootstrap\Plugin\PluginManager extends \Drupal\Core\Plugin\DefaultPluginManager
- class \Drupal\bootstrap\Plugin\PrerenderManager implements TrustedCallbackInterface

Expanded class hierarchy of PrerenderManager

Namespace

Source

class PrerenderManager extends PluginManager implements TrustedCallbackInterface {

  /**
   * Constructs a new \Drupal\bootstrap\Plugin\PrerenderManager object.
   *
   * @param \Drupal\bootstrap\Theme $theme
   *   The theme to use for discovery.
   */
  public function __construct(Theme $theme) {
    parent::__construct($theme, 'Plugin/Prerender', 'Drupal\bootstrap\Plugin\Prerender\PrerenderInterface', 'Drupal\bootstrap\Annotation\BootstrapPrerender');
    $this->setCacheBackend(\Drupal::cache('discovery'), 'theme:' . $theme->getName() . ':prerender', $this->getCacheTags());
  }

  /**
   * Pre-render render array element callback.
   *
   * @param array $element
   *   The render array element.
   *
   * @return array
   *   The modified render array element.
   */
  public static function preRender(array $element) {
    if (!empty($element['#bootstrap_ignore_pre_render'])) {
      return $element;
    }

    $e = Element::create($element);

    if ($e->isType('machine_name')) {
      $e->addClass('form-inline', 'wrapper_attributes');
    }

    // Add smart descriptions to the element, if necessary.
    $e->smartDescription();

    return $element;
  }

  /**
   * {@inheritdoc}
   */
  public static function trustedCallbacks() {
    return ['preRender'];
  }

}

Members

Name	Modifiers	Type	Description
PluginManager::$theme	protected	property	The current theme.
PluginManager::$themeHandler	protected	property	The theme handler to check if theme exists.
PluginManager::$themeManager	protected	property	The theme manager to invoke alter hooks.
PluginManager::alterDefinitions	protected	function
PluginManager::createInstance	public	function
PluginManager::findDefinitions	protected	function
PluginManager::getCacheTags	public	function	Retrieves the cache tags used to invalidate caches.
PluginManager::getDefinitionsLike	public	function	Retrieves all definitions where the plugin ID matches a certain criteria.
PluginManager::providerExists	protected	function
PluginManager::sortDefinitions	protected	function	Sorts the plugin definitions.
PrerenderManager::preRender	public static	function	Pre-render render array element callback.
PrerenderManager::trustedCallbacks	public static	function	Overrides TrustedCallbackInterface::trustedCallbacks
PrerenderManager::__construct	public	function	Constructs a new \Drupal\bootstrap\Plugin\PrerenderManager object. Overrides PluginManager::__construct

class PrerenderManager

Hierarchy

Related topics

Namespace

Members