class Messages

Provides an area for messages.

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements \Drupal\Component\Plugin\PluginInspectionInterface, \Drupal\Component\Plugin\DerivativeInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase extends \Drupal\Component\Plugin\PluginBase uses \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\Core\DependencyInjection\DependencySerializationTrait, \Drupal\Core\Messenger\MessengerTrait
    • class \Drupal\views\Plugin\views\PluginBase extends \Drupal\Core\Plugin\PluginBase implements \Drupal\Core\Plugin\ContainerFactoryPluginInterface, \Drupal\views\Plugin\views\ViewsPluginInterface, \Drupal\Component\Plugin\DependentPluginInterface, \Drupal\Core\Security\TrustedCallbackInterface
      • class \Drupal\views\Plugin\views\HandlerBase extends \Drupal\views\Plugin\views\PluginBase implements \Drupal\views\Plugin\views\ViewsHandlerInterface
        • class \Drupal\views\Plugin\views\area\AreaPluginBase extends \Drupal\views\Plugin\views\HandlerBase
          • class \Drupal\views\Plugin\views\area\Messages extends \Drupal\views\Plugin\views\area\AreaPluginBase

Expanded class hierarchy of Messages

Related topics

File

core/modules/views/src/Plugin/views/area/Messages.php, line 12

Namespace

class Messages extends AreaPluginBase {
    
    /**
     * {@inheritdoc}
     */
    protected function defineOptions() {
        $options = parent::defineOptions();
        // Set the default to TRUE so it shows on empty pages by default.
        $options['empty']['default'] = TRUE;
        return $options;
    }
    
    /**
     * {@inheritdoc}
     */
    public function render($empty = FALSE) {
        if (!$empty || !empty($this->options['empty'])) {
            return [
                '#type' => 'status_messages',
            ];
        }
        return [];
    }

}

Members