class WidgetFormAlterEvent in Hook Event Dispatcher 8.2

Class WidgetFormAlterEvent.

Hierarchy

• class \Drupal\field_event_dispatcher\Event\Field\WidgetFormAlterEvent extends \Symfony\Component\EventDispatcher\Event implements EventInterface

3 files declare their use of WidgetFormAlterEvent

ExampleFieldEventSubscribers.php in examples/ExampleFieldEventSubscribers.php

field_event_dispatcher.module in modules/field_event_dispatcher/field_event_dispatcher.module

Field event dispatcher submodule.

WidgetFormAlterEventTest.php in modules/field_event_dispatcher/tests/src/Unit/Field/WidgetFormAlterEventTest.php

File

modules/field_event_dispatcher/src/Event/Field/WidgetFormAlterEvent.php, line 13

Namespace

Drupal\field_event_dispatcher\Event\Field

class WidgetFormAlterEvent extends Event implements EventInterface {

  /**
   * The field widget form element.
   *
   * @var array
   */
  private $element;

  /**
   * The form state.
   *
   * @var \Drupal\Core\Form\FormStateInterface
   */
  private $formState;

  /**
   * The context.
   *
   * @var array
   */
  private $context;

  /**
   * WidgetFormAlterEvent constructor.
   *
   * @param array $element
   *   The field widget form element as constructed by hook_field_widget_form().
   * @param \Drupal\Core\Form\FormStateInterface $formState
   *   The current state of the form.
   * @param array $context
   *   An associative array containing the following key-value pairs:
   *   - form: The form structure to which widgets are being attached. This may
   *     be a full form structure, or a sub-element of a larger form.
   *   - widget: The widget plugin instance.
   *   - items: The field values, as a
   *     \Drupal\Core\Field\FieldItemListInterface object.
   *   - delta: The order of this item in the array of subelements (0, 1, etc).
   *   - default: A boolean indicating whether the form is being shown as a
   *     dummy form to set default values.
   */
  public function __construct(array &$element, FormStateInterface $formState, array $context) {
    $this->element =& $element;
    $this->formState = $formState;
    $this->context = $context;
  }

  /**
   * Get the element.
   *
   * @return array
   *   The element.
   */
  public function &getElement() : array {
    return $this->element;
  }

  /**
   * Get the form state.
   *
   * @return \Drupal\Core\Form\FormStateInterface
   *   The form state.
   */
  public function getFormState() : FormStateInterface {
    return $this->formState;
  }

  /**
   * Get the context.
   *
   * @return array
   *   The context.
   */
  public function getContext() : array {
    return $this->context;
  }

  /**
   * {@inheritdoc}
   */
  public function getDispatcherType() : string {
    return HookEventDispatcherInterface::WIDGET_FORM_ALTER;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
WidgetFormAlterEvent::$context	private	property	The context.
WidgetFormAlterEvent::$element	private	property	The field widget form element.
WidgetFormAlterEvent::$formState	private	property	The form state.
WidgetFormAlterEvent::getContext	public	function	Get the context.
WidgetFormAlterEvent::getDispatcherType	public	function	Get the dispatcher type. Overrides EventInterface::getDispatcherType	1
WidgetFormAlterEvent::getElement	public	function	Get the element.
WidgetFormAlterEvent::getFormState	public	function	Get the form state.
WidgetFormAlterEvent::__construct	public	function	WidgetFormAlterEvent constructor.