class ImageWidget

Pre-processes variables for the "image_widget" theme hook.

Plugin annotation

@BootstrapPreprocess("image_widget",
  replace = "template_preprocess_image_widget"
)

Hierarchy

Expanded class hierarchy of ImageWidget

Related topics

Namespace

Drupal\bootstrap\Plugin\Preprocess
Source
class ImageWidget extends PreprocessBase implements PreprocessInterface {

  /**
   * {@inheritdoc}
   */
  public function preprocessElement(Element $element, Variables $variables) {
    $variables->addClass([
      'image-widget',
      'js-form-managed-file',
      'form-managed-file',
      'clearfix',
    ]);

    $data = &$variables->offsetGet('data', []);
    foreach ($element->children() as $key => $child) {
      $data[$key] = $child->getArray();
    }
  }

}

Members

Contains filters are case sensitive
Name Modifiers Type Description
ImageWidget::preprocessElement public function Preprocess the variables array if an element is present. Overrides PreprocessBase::preprocessElement
PluginBase::$theme protected property The currently set theme object.
PluginBase::__construct public function
PreprocessBase::$hook protected property The theme hook invoked.
PreprocessBase::$info protected property The theme hook info array from the theme registry.
PreprocessBase::$variables protected property The Variables object.
PreprocessBase::preprocess public function Preprocess theme hook variables. Overrides PreprocessInterface::preprocess
PreprocessBase::preprocessAttributes protected function Ensures all attributes have been converted to an Attribute object.
PreprocessBase::preprocessDescription protected function Converts any set description variable into a traversable array.
PreprocessBase::preprocessVariables protected function Preprocess the variables array.