public function MediaPdfThumbnailImageFieldFormatter::settingsForm in Media PDF Thumbnail 8.4

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 ImageFormatter::settingsForm

File

src/Plugin/Field/FieldFormatter/MediaPdfThumbnailImageFieldFormatter.php, line 104

Class

MediaPdfThumbnailImageFieldFormatter

Plugin implementation of the 'image' formatter.

Namespace

Drupal\media_pdf_thumbnail\Plugin\Field\FieldFormatter

Code

public function settingsForm(array $form, FormStateInterface $form_state) {
  $element = parent::settingsForm($form, $form_state);
  $entityTypeId = $this->fieldDefinition
    ->getTargetEntityTypeId();
  $bundle = $this->fieldDefinition
    ->getTargetBundle();
  if ($entityTypeId == 'media' && $this->mediaPdfThumbnailConfig
    ->get($bundle . '_enable')) {
    $element['image_link']['#options']['pdf_file'] = $this
      ->t('PDF File');
  }
  return $element;
}