public function EntityReferenceEntityFormatter::settingsForm in Drupal 9

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceEntityFormatter.php \Drupal\Core\Field\Plugin\Field\FieldFormatter\EntityReferenceEntityFormatter::settingsForm()
2. 10 core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceEntityFormatter.php \Drupal\Core\Field\Plugin\Field\FieldFormatter\EntityReferenceEntityFormatter::settingsForm()

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

core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceEntityFormatter.php, line 129

Class

EntityReferenceEntityFormatter

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

Namespace

Drupal\Core\Field\Plugin\Field\FieldFormatter

Code

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