class AjaxTestFocusFirstForm in Drupal 9

Form for testing AJAX FocusFirstCommand.

@internal

Hierarchy

• class \Drupal\ajax_test\Form\AjaxTestFocusFirstForm implements FormInterface

1 string reference to 'AjaxTestFocusFirstForm'

ajax_test.routing.yml in core/modules/system/tests/modules/ajax_test/ajax_test.routing.yml

core/modules/system/tests/modules/ajax_test/ajax_test.routing.yml

File

core/modules/system/tests/modules/ajax_test/src/Form/AjaxTestFocusFirstForm.php, line 15

Namespace

Drupal\ajax_test\Form

class AjaxTestFocusFirstForm implements FormInterface {

  /**
   * {@inheritdoc}
   */
  public function getFormId() {
    return 'ajax_test_focus_first_command_form';
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $form['first_input'] = [
      '#type' => 'textfield',
    ];
    $form['second_input'] = [
      '#type' => 'textfield',
    ];
    $form['a_container'] = [
      '#type' => 'container',
      '#attributes' => [
        'id' => 'a-container',
      ],
    ];
    $form['a_container']['first_container_input'] = [
      '#type' => 'textfield',
    ];
    $form['a_container']['second_container_input'] = [
      '#type' => 'textfield',
    ];
    $form['focusable_container_without_tabbable_children'] = [
      '#type' => 'container',
      '#attributes' => [
        'tabindex' => '-1',
        'id' => 'focusable-container-without-tabbable-children',
      ],
      '#markup' => 'No tabbable children here',
    ];
    $form['multiple_of_same_selector_1'] = [
      '#type' => 'container',
      '#attributes' => [
        'id' => 'multiple-of-same-selector-1',
        'class' => [
          'multiple-of-same-selector',
        ],
      ],
    ];
    $form['multiple_of_same_selector_1']['inside_same_selector_container_1'] = [
      '#type' => 'textfield',
    ];
    $form['multiple_of_same_selector_2'] = [
      '#type' => 'container',
      '#attributes' => [
        'id' => 'multiple-of-same-selector-2',
        'class' => [
          'multiple-of-same-selector',
        ],
      ],
    ];
    $form['multiple_of_same_selector_2']['inside_same_selector_container_2'] = [
      '#type' => 'textfield',
    ];
    $form['nothing_tabbable'] = [
      '#type' => 'container',
      '#attributes' => [
        'id' => 'nothing-tabbable',
      ],
      '#markup' => 'nothing tabbable',
    ];
    $form['nothing_tabbable']['nested'] = [
      '#type' => 'container',
      '#markup' => 'There are divs in here, but nothing tabbable',
    ];
    $form['focus_first_in_container'] = [
      '#type' => 'submit',
      '#value' => 'Focus the first item in a container',
      '#name' => 'focusFirstContainer',
      '#ajax' => [
        'callback' => '::focusFirstInContainer',
      ],
    ];
    $form['focus_first_in_form'] = [
      '#type' => 'submit',
      '#value' => 'Focus the first item in the form',
      '#name' => 'focusFirstForm',
      '#ajax' => [
        'callback' => '::focusFirstInForm',
      ],
    ];
    $form['uses_selector_with_multiple_matches'] = [
      '#type' => 'submit',
      '#value' => 'Uses selector with multiple matches',
      '#name' => 'SelectorMultipleMatches',
      '#ajax' => [
        'callback' => '::focusFirstSelectorMultipleMatch',
      ],
    ];
    $form['focusable_container_no_tabbable_children'] = [
      '#type' => 'submit',
      '#value' => 'Focusable container, no tabbable children',
      '#name' => 'focusableContainerNotTabbableChildren',
      '#ajax' => [
        'callback' => '::focusableContainerNotTabbableChildren',
      ],
    ];
    $form['selector_has_nothing_tabbable'] = [
      '#type' => 'submit',
      '#value' => 'Try to focus container with nothing tabbable',
      '#name' => 'SelectorNothingTabbable',
      '#ajax' => [
        'callback' => '::selectorHasNothingTabbable',
      ],
    ];
    $form['selector_does_not_exist'] = [
      '#type' => 'submit',
      '#value' => 'Call FocusFirst on selector that does not exist.',
      '#name' => 'SelectorNotExist',
      '#ajax' => [
        'callback' => '::selectorDoesNotExist',
      ],
    ];
    $form['#attached']['library'][] = 'ajax_test/focus.first';
    return $form;
  }

  /**
   * Callback for testing FocusFirstCommand on a container.
   *
   * @return \Drupal\Core\Ajax\AjaxResponse
   *   The AJAX response.
   */
  public function selectorDoesNotExist() {
    $response = new AjaxResponse();
    return $response
      ->addCommand(new FocusFirstCommand('#selector-does-not-exist'));
  }

  /**
   * Callback for testing FocusFirstCommand on a container.
   *
   * @return \Drupal\Core\Ajax\AjaxResponse
   *   The AJAX response.
   */
  public function selectorHasNothingTabbable() {
    $response = new AjaxResponse();
    return $response
      ->addCommand(new FocusFirstCommand('#nothing-tabbable'));
  }

  /**
   * Callback for testing FocusFirstCommand on a container.
   *
   * @return \Drupal\Core\Ajax\AjaxResponse
   *   The AJAX response.
   */
  public function focusableContainerNotTabbableChildren() {
    $response = new AjaxResponse();
    return $response
      ->addCommand(new FocusFirstCommand('#focusable-container-without-tabbable-children'));
  }

  /**
   * Callback for testing FocusFirstCommand on a container.
   *
   * @return \Drupal\Core\Ajax\AjaxResponse
   *   The AJAX response.
   */
  public function focusFirstSelectorMultipleMatch() {
    $response = new AjaxResponse();
    return $response
      ->addCommand(new FocusFirstCommand('.multiple-of-same-selector'));
  }

  /**
   * Callback for testing FocusFirstCommand on a container.
   *
   * @return \Drupal\Core\Ajax\AjaxResponse
   *   The AJAX response.
   */
  public function focusFirstInContainer() {
    $response = new AjaxResponse();
    return $response
      ->addCommand(new FocusFirstCommand('#a-container'));
  }

  /**
   * Callback for testing FocusFirstCommand on a form.
   *
   * @return \Drupal\Core\Ajax\AjaxResponse
   *   The AJAX response.
   */
  public function focusFirstInForm() {
    $response = new AjaxResponse();
    return $response
      ->addCommand(new FocusFirstCommand('#ajax-test-focus-first-command-form'));
  }

  /**
   * {@inheritdoc}
   */
  public function validateForm(array &$form, FormStateInterface $form_state) {
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
  }

}

Members

Name	Modifiers	Type	Description	Overrides
AjaxTestFocusFirstForm::buildForm	public	function	Form constructor. Overrides FormInterface::buildForm
AjaxTestFocusFirstForm::focusableContainerNotTabbableChildren	public	function	Callback for testing FocusFirstCommand on a container.
AjaxTestFocusFirstForm::focusFirstInContainer	public	function	Callback for testing FocusFirstCommand on a container.
AjaxTestFocusFirstForm::focusFirstInForm	public	function	Callback for testing FocusFirstCommand on a form.
AjaxTestFocusFirstForm::focusFirstSelectorMultipleMatch	public	function	Callback for testing FocusFirstCommand on a container.
AjaxTestFocusFirstForm::getFormId	public	function	Returns a unique string identifying the form. Overrides FormInterface::getFormId
AjaxTestFocusFirstForm::selectorDoesNotExist	public	function	Callback for testing FocusFirstCommand on a container.
AjaxTestFocusFirstForm::selectorHasNothingTabbable	public	function	Callback for testing FocusFirstCommand on a container.
AjaxTestFocusFirstForm::submitForm	public	function	Form submission handler. Overrides FormInterface::submitForm
AjaxTestFocusFirstForm::validateForm	public	function	Form validation handler. Overrides FormInterface::validateForm