public function AjaxTestFocusFirstForm::buildForm in Drupal 9

Form constructor.

Parameters

array $form: An associative array containing the structure of the form.

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

Return value

array The form structure.

Overrides FormInterface::buildForm

File

core/modules/system/tests/modules/ajax_test/src/Form/AjaxTestFocusFirstForm.php, line 27

Class

AjaxTestFocusFirstForm

Form for testing AJAX FocusFirstCommand.

Namespace

Drupal\ajax_test\Form

Code

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;
}