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class PrerenderManager in Express 8

Manages discovery and instantiation of Bootstrap pre-render callbacks.

Hierarchy

Expanded class hierarchy of PrerenderManager

1 file declares its use of PrerenderManager
ElementInfo.php in themes/contrib/bootstrap/src/Plugin/Alter/ElementInfo.php
Contains \Drupal\bootstrap\Plugin\Alter\ElementInfo.

File

themes/contrib/bootstrap/src/Plugin/PrerenderManager.php, line 17
Contains \Drupal\bootstrap\Plugin\PrerenderManager.

Namespace

Drupal\bootstrap\Plugin
View source 
class PrerenderManager extends PluginManager {

  /**
   * 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;
  }

}

Members

Namesort descending Modifiers Type Description Overrides
DefaultPluginManager::$additionalAnnotationNamespaces protected property Additional namespaces the annotation discovery mechanism should scan for annotation definitions.
DefaultPluginManager::$alterHook protected property Name of the alter hook if one should be invoked.
DefaultPluginManager::$cacheKey protected property The cache key.
DefaultPluginManager::$cacheTags protected property An array of cache tags to use for the cached definitions.
DefaultPluginManager::$defaults protected property A set of defaults to be referenced by $this->processDefinition() if additional processing of plugins is necessary or helpful for development purposes. 9
DefaultPluginManager::$moduleHandler protected property The module handler to invoke the alter hook. 1
DefaultPluginManager::$namespaces protected property An object that implements \Traversable which contains the root paths keyed by the corresponding namespace to look for plugin implementations.
DefaultPluginManager::$pluginDefinitionAnnotationName protected property The name of the annotation that contains the plugin definition.
DefaultPluginManager::$pluginInterface protected property The interface each plugin should implement. 1
DefaultPluginManager::$subdir protected property The subdirectory within a namespace to look for plugins, or FALSE if the plugins are in the top level of the namespace.
DefaultPluginManager::alterInfo protected function Sets the alter hook name.
DefaultPluginManager::clearCachedDefinitions public function Clears static and persistent plugin definition caches. Overrides CachedDiscoveryInterface::clearCachedDefinitions 5
DefaultPluginManager::extractProviderFromDefinition protected function Extracts the provider from a plugin definition.
DefaultPluginManager::findDefinitions protected function Finds plugin definitions. 7
DefaultPluginManager::fixContextAwareDefinitions private function Fix the definitions of context-aware plugins.
DefaultPluginManager::getCacheContexts public function The cache contexts associated with this object. Overrides CacheableDependencyInterface::getCacheContexts
DefaultPluginManager::getCachedDefinitions protected function Returns the cached plugin definitions of the decorated discovery class.
DefaultPluginManager::getCacheMaxAge public function The maximum age for which this object may be cached. Overrides CacheableDependencyInterface::getCacheMaxAge
DefaultPluginManager::getDiscovery protected function Gets the plugin discovery. Overrides PluginManagerBase::getDiscovery 12
DefaultPluginManager::getFactory protected function Gets the plugin factory. Overrides PluginManagerBase::getFactory
DefaultPluginManager::processDefinition public function Performs extra processing on plugin definitions. 13
DefaultPluginManager::setCacheBackend public function Initialize the cache backend.
DefaultPluginManager::setCachedDefinitions protected function Sets a cache of plugin definitions for the decorated discovery class.
DefaultPluginManager::useCaches public function Disable the use of caches. Overrides CachedDiscoveryInterface::useCaches 1
DiscoveryCachedTrait::$definitions protected property Cached definitions array. 1
DiscoveryCachedTrait::getDefinition public function Overrides DiscoveryTrait::getDefinition 3
DiscoveryTrait::doGetDefinition protected function Gets a specific plugin definition.
DiscoveryTrait::hasDefinition public function
PluginManager::$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 Invokes the hook to alter the definitions if the alter hook is set. Overrides DefaultPluginManager::alterDefinitions
PluginManager::createInstance public function Creates a pre-configured instance of a plugin. Overrides PluginManagerBase::createInstance
PluginManager::getCacheTags public function Retrieves the cache tags used to invalidate caches. Overrides DefaultPluginManager::getCacheTags
PluginManager::getDefinitions public function Gets the definition of all plugins for this type. Overrides DefaultPluginManager::getDefinitions 2
PluginManager::getDefinitionsLike public function Retrieves all definitions where the plugin ID matches a certain criteria.
PluginManager::providerExists protected function Determines if the provider of a definition exists. Overrides DefaultPluginManager::providerExists
PluginManagerBase::$discovery protected property The object that discovers plugins managed by this manager.
PluginManagerBase::$factory protected property The object that instantiates plugins managed by this manager.
PluginManagerBase::$mapper protected property The object that returns the preconfigured plugin instance appropriate for a particular runtime condition.
PluginManagerBase::getInstance public function Gets a preconfigured instance of a plugin. Overrides MapperInterface::getInstance 7
PluginManagerBase::handlePluginNotFound protected function Allows plugin managers to specify custom behavior if a plugin is not found. 1
PrerenderManager::preRender public static function Pre-render render array element callback.
PrerenderManager::__construct public function Constructs a new \Drupal\bootstrap\Plugin\PrerenderManager object. Overrides PluginManager::__construct
UseCacheBackendTrait::$cacheBackend protected property Cache backend instance.
UseCacheBackendTrait::$useCaches protected property Flag whether caches should be used or skipped.
UseCacheBackendTrait::cacheGet protected function Fetches from the cache backend, respecting the use caches flag. 1
UseCacheBackendTrait::cacheSet protected function Stores data in the persistent cache, respecting the use caches flag.