class ParagraphsActions

Provides a render element for a paragraphs actions.

Paragraphs actions can have two type of actions

  • actions - this are default actions that are always visible.
  • dropdown_actions - actions that are in dropdown sub component.

Usage example:

$form['actions'] = [
  '#type' => 'paragraphs_actions',
  'actions' => $actions,
  'dropdown_actions' => $dropdown_actions,
];
$dropdown_actions['button'] = array(
  '#type' => 'submit',
);

Plugin annotation

@FormElement("paragraphs_actions");

Hierarchy

  • class \Drupal\paragraphs\Element\ParagraphsActions extends \Drupal\Core\Render\Element\RenderElement

Expanded class hierarchy of ParagraphsActions

1 #type use of ParagraphsActions
ParagraphsWidget::formElement in paragraphs/src/Plugin/Field/FieldWidget/ParagraphsWidget.php
Uses a similar approach to populate a new translation.

File

paragraphs/src/Element/ParagraphsActions.php, line 30

Namespace

Drupal\paragraphs\Element
View source
class ParagraphsActions extends RenderElement {

  /**
   * {@inheritdoc}
   */
  public function getInfo() {
    $class = get_class($this);
    return [
      '#pre_render' => [
        [
          $class,
          'preRenderParagraphsActions',
        ],
      ],
      '#theme' => 'paragraphs_actions',
    ];
  }

  /**
   * Pre render callback for #type 'paragraphs_actions'.
   *
   * @param array $element
   *   Element arrar of a #type 'paragraphs_actions'.
   *
   * @return array
   *   The processed element.
   */
  public static function preRenderParagraphsActions(array $element) {
    $element['#attached']['library'][] = 'paragraphs/drupal.paragraphs.actions';
    if (!empty($element['dropdown_actions'])) {
      foreach (Element::children($element['dropdown_actions']) as $key) {
        $dropdown_action =& $element['dropdown_actions'][$key];
        if (isset($dropdown_action['#ajax'])) {
          $dropdown_action = RenderElement::preRenderAjaxForm($dropdown_action);
        }
        if (empty($dropdown_action['#attributes'])) {
          $dropdown_action['#attributes'] = [
            'class' => [
              'paragraphs-dropdown-action',
            ],
          ];
        }
        else {
          $dropdown_action['#attributes']['class'][] = 'paragraphs-dropdown-action';
        }
      }
    }
    return $element;
  }

}

Members

Name Modifiers Type Description Overridessort ascending
ParagraphsActions::getInfo public function
ParagraphsActions::preRenderParagraphsActions public static function Pre render callback for #type 'paragraphs_actions'.