class ParagraphsActions in Paragraphs 8

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\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\Core\Render\Element\RenderElement implements ElementInterface
      • class \Drupal\paragraphs\Element\ParagraphsActions

1 #type use of ParagraphsActions

ParagraphsWidget::formElement in src/Plugin/Field/FieldWidget/ParagraphsWidget.php

Uses a similar approach to populate a new translation.

File

src/Element/ParagraphsActions.php, line 30

Namespace

Drupal\paragraphs\Element

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	Overrides
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
ParagraphsActions::getInfo	public	function	Returns the element properties for this element. Overrides ElementInterface::getInfo
ParagraphsActions::preRenderParagraphsActions	public static	function	Pre render callback for #type 'paragraphs_actions'.
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.	1
PluginBase::$pluginId	protected	property	The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId	public	function	Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId	public	function	Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition	3
PluginBase::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
PluginBase::__construct	public	function	Constructs a \Drupal\Component\Plugin\PluginBase object.	92
RenderElement::preRenderAjaxForm	public static	function	Adds Ajax information about an element to communicate with JavaScript.
RenderElement::preRenderGroup	public static	function	Adds members of this group as actual elements for rendering.
RenderElement::processAjaxForm	public static	function	Form element processing handler for the #ajax form property.	1
RenderElement::processGroup	public static	function	Arranges elements into groups.
RenderElement::setAttributes	public static	function	Sets a form element's class attribute. Overrides ElementInterface::setAttributes
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.