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public function LayoutParagraphsWidget::elementAjax in Layout Paragraphs 1.0.x

Ajax callback to return the entire ERL element.

Parameters

array $form: The form array.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Return value

\Drupal\Core\Ajax\AjaxResponse The Ajax Response.

File

src/Plugin/Field/FieldWidget/LayoutParagraphsWidget.php, line 1762

Class

LayoutParagraphsWidget
Entity Reference with Layout field widget.

Namespace

Drupal\layout_paragraphs\Plugin\Field\FieldWidget

Code

public function elementAjax(array $form, FormStateInterface $form_state) {
  $element = $form_state
    ->getTriggeringElement();
  $parents = $element['#element_parents'];
  $field_state = static::getWidgetState($parents, $this->fieldName, $form_state);
  $widget_field = NestedArray::getValue($form, $field_state['array_parents']);
  $html_id = $this
    ->entityFormHtmlId($field_state);
  $response = new AjaxResponse();
  $response
    ->addCommand(new CloseDialogCommand('#' . $html_id));
  $response
    ->addCommand(new ReplaceCommand('#' . $this->wrapperId, $widget_field));
  $response
    ->addCommand(new LayoutParagraphsStateResetCommand('#' . $this->wrapperId));
  return $response;
}