public function EntityReferenceRevisionsEntityFormatter::settingsForm in Entity Reference Revisions 8

Returns a form to configure settings for the formatter.

Invoked from \Drupal\field_ui\Form\EntityDisplayFormBase to allow administrators to configure the formatter. The field_ui module takes care of handling submitted form values.

Parameters

array $form: The form where the settings form is being included in.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Return value

array The form elements for the formatter settings.

Overrides FormatterBase::settingsForm

File

src/Plugin/Field/FieldFormatter/EntityReferenceRevisionsEntityFormatter.php, line 99

Class

EntityReferenceRevisionsEntityFormatter

Plugin implementation of the 'entity reference rendered entity' formatter.

Namespace

Drupal\entity_reference_revisions\Plugin\Field\FieldFormatter

Code

public function settingsForm(array $form, FormStateInterface $form_state) {
  $elements['view_mode'] = array(
    '#type' => 'select',
    '#options' => $this->entityDisplayRepository
      ->getViewModeOptions($this
      ->getFieldSetting('target_type')),
    '#title' => $this
      ->t('View mode'),
    '#default_value' => $this
      ->getSetting('view_mode'),
    '#required' => TRUE,
  );
  return $elements;
}