function RenderElement::setAttributes

Same name and namespace in other branches
  1. 11.x core/lib/Drupal/Core/Render/Element/RenderElement.php \Drupal\Core\Render\Element\RenderElement::setAttributes()
  2. 10 core/lib/Drupal/Core/Render/Element/RenderElement.php \Drupal\Core\Render\Element\RenderElement::setAttributes()
  3. 8.9.x core/lib/Drupal/Core/Render/Element/RenderElement.php \Drupal\Core\Render\Element\RenderElement::setAttributes()
7 calls to RenderElement::setAttributes()
Date::preRenderDate in core/lib/Drupal/Core/Render/Element/Date.php
Adds form-specific attributes to a 'date' #type element.
media_preprocess_media_reference_help in core/modules/media/media.module
Implements hook_preprocess_HOOK() for media reference widgets.
Password::preRenderPassword in core/lib/Drupal/Core/Render/Element/Password.php
Prepares a #type 'password' render element for input.html.twig.
template_preprocess_fieldset in core/includes/form.inc
Prepares variables for fieldset element templates.
template_preprocess_select in core/includes/form.inc
Prepares variables for select element templates.

... See full list

File

core/lib/Drupal/Core/Render/Element/RenderElement.php, line 132

Class

RenderElement
Provides a base class for render element plugins.

Namespace

Drupal\Core\Render\Element

Code

public static function setAttributes(&$element, $class = []) {
  if (!empty($class)) {
    if (!isset($element['#attributes']['class'])) {
      $element['#attributes']['class'] = [];
    }
    $element['#attributes']['class'] = array_merge($element['#attributes']['class'], $class);
  }
  // This function is invoked from form element theme functions, but the
  // rendered form element may not necessarily have been processed by
  // \Drupal::formBuilder()->doBuildForm().
  if (!empty($element['#required'])) {
    $element['#attributes']['class'][] = 'required';
    $element['#attributes']['required'] = 'required';
    $element['#attributes']['aria-required'] = 'true';
  }
  if (isset($element['#parents']) && isset($element['#errors']) && !empty($element['#validated'])) {
    $element['#attributes']['class'][] = 'error';
    $element['#attributes']['aria-invalid'] = 'true';
  }
}

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