public function TermReferenceTree::viewElements in Taxonomy Term Reference Tree Widget 8

Builds a renderable array for a field value.

Parameters

\Drupal\Core\Field\FieldItemListInterface $items: The field values to be rendered.

string $langcode: The language that should be used to render the field.

Return value

array A renderable array for $items, as an array of child elements keyed by consecutive numeric indexes starting from 0.

Overrides FormatterInterface::viewElements

File

src/Plugin/Field/FieldFormatter/TermReferenceTree.php, line 25

Class

TermReferenceTree

Plugin implementation of the thumbnail field formatter.

Namespace

Drupal\term_reference_tree\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $element[] = array(
    '#theme' => 'term_tree_list',
    '#data' => $items
      ->getValue(),
    '#attached' => [
      'library' => [
        'term_reference_tree/term_reference_tree_css',
      ],
    ],
  );
  return $element;
}