public function WebformUiEntityElementsForm::buildForm in Webform 6.x

Same name and namespace in other branches

1. 8.5 modules/webform_ui/src/WebformUiEntityElementsForm.php \Drupal\webform_ui\WebformUiEntityElementsForm::buildForm()

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 WebformEntityAjaxFormTrait::buildForm

File

modules/webform_ui/src/WebformUiEntityElementsForm.php, line 90

Class

WebformUiEntityElementsForm

Webform manage elements UI form.

Namespace

Drupal\webform_ui

Code

public function buildForm(array $form, FormStateInterface $form_state) {

  /** @var \Drupal\webform\WebformInterface $webform */
  $webform = $this
    ->getEntity();
  $header = $this
    ->getTableHeader();
  $elements = $this
    ->getOrderableElements();

  // Get (weight) delta parent options.
  $delta = count($elements);
  $parent_options = $this
    ->getParentOptions($elements);

  // Build table rows for elements.
  $rows = [];
  foreach ($elements as $element) {
    $rows[$element['#webform_key']] = $this
      ->getElementRow($element, $delta, $parent_options);
  }
  $form['webform_ui_elements'] = [
    '#type' => 'table',
    '#header' => $header,
    '#empty' => $this
      ->t('Please add elements to this webform.'),
    '#attributes' => [
      'class' => [
        'webform-ui-elements-table',
      ],
    ],
    '#tabledrag' => [
      [
        'action' => 'match',
        'relationship' => 'parent',
        'group' => 'row-parent-key',
        'source' => 'row-key',
        'hidden' => TRUE,
        /* hides the WEIGHT & PARENT tree columns below */
        'limit' => FALSE,
      ],
      [
        'action' => 'order',
        'relationship' => 'sibling',
        'group' => 'row-weight',
      ],
    ],
  ] + $rows;
  if ($rows && !$webform
    ->hasActions()) {
    $form['webform_ui_elements'] += [
      'webform_actions_default' => $this
        ->getCustomizeActionsRow(),
    ];
  }

  // Must preload libraries required by (modal) dialogs.
  WebformDialogHelper::attachLibraries($form);
  $form['#attached']['library'][] = 'webform/webform.admin.tabledrag';
  $form['#attached']['library'][] = 'webform_ui/webform_ui';
  $form = parent::buildForm($form, $form_state);
  return $this
    ->buildAjaxForm($form, $form_state);
}