public function ElementEntityClassTrait::viewElements in Element Class Formatter 8

File

src/Plugin/Field/FieldFormatter/ElementEntityClassTrait.php, line 48

Class

ElementEntityClassTrait

The ElementEntityClassTrait is used for adding classes to the #item_attributes of fields that display other entities.

Namespace

Drupal\element_class_formatter\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $elements = parent::viewElements($items, $langcode);
  $entities = $this
    ->getEntitiesToView($items, $langcode);
  $class = $this
    ->getSetting('class');
  return $this
    ->setEntityClass($elements, $class, $entities);
}