AJAX Extra

Provides additional commands to the Drupal core AJAX framework. For use by developers who want to add effects to an AJAX callback.

The code for this project is currently going through internal quality assurance review and will be added in next few days.

Example

  /**
   * Ajax callback.
   */
  public static function myAjax(array &$form, FormStateInterface $form_state) : AjaxResponse {
    $response = new AjaxResponse();

    // Scroll to latest reply.
    $container = '.thread-messages';
    $selector = '.thread-messages .reply:last-child';
    $response->addCommand(new AnimatedScrollCommand($container, $selector));

    return $response;
  }

Features

• AnimatedScrollCommand: Animated scrolling of a container to the top of a target child element.