function form_placeholder_process_element in Form Placeholder 8

Same name and namespace in other branches

1. 7 form_placeholder.module \form_placeholder_process_element()

Element process callback.

Parameters

array $element: The render array element.

\Drupal\Core\Form\FormStateInterface $form_state: The FormStateInterface object for this form

Return value

array The processed element.

1 string reference to 'form_placeholder_process_element'

form_placeholder_element_info_alter in ./form_placeholder.module

Implements hook_element_info_alter().

File

./form_placeholder.module, line 41

Use field label as placeholder for all elements in chosen form.

Code

function form_placeholder_process_element($element, &$form_state) {
  $form = $form_state
    ->getCompleteForm();
  $form_placeholder = NULL;
  if (isset($element['#form_placeholder'])) {
    $form_placeholder = $element['#form_placeholder'];
  }
  elseif (isset($form['#form_placeholder'])) {
    $form_placeholder = $form['#form_placeholder'];
  }
  if (!is_null($form_placeholder)) {
    $action = $form_placeholder == TRUE ? 'include' : 'exclude';
    if ($element['#type'] == 'form') {
      $element['#attributes']['class'][] = 'form-placeholder-' . $action . '-children';
    }
    else {
      $element['#attributes']['class'][] = 'form-placeholder-' . $action;
    }
  }
  form_placeholder_attach($element);
  return $element;
}