public function YouTubeThumbFormatter::settingsForm in YouTube Field 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/YouTubeThumbFormatter.php, line 36

Class

YouTubeThumbFormatter

Plugin implementation of the 'youtube_thumbnail' formatter.

Namespace

Drupal\youtube\Plugin\Field\FieldFormatter

Code

public function settingsForm(array $form, FormStateInterface $form_state) {
  $elements = parent::settingsForm($form, $form_state);
  $elements['image_style'] = [
    '#type' => 'select',
    '#title' => $this
      ->t('Image style'),
    '#options' => image_style_options(FALSE),
    '#default_value' => $this
      ->getSetting('image_style'),
    '#empty_option' => $this
      ->t('None (original image)'),
  ];
  $link_types = [
    'content' => $this
      ->t('Content'),
    'youtube' => $this
      ->t('YouTube'),
  ];
  $elements['image_link'] = [
    '#title' => $this
      ->t('Link image to'),
    '#type' => 'select',
    '#default_value' => $this
      ->getSetting('image_link'),
    '#empty_option' => $this
      ->t('Nothing'),
    '#options' => $link_types,
  ];
  return $elements;
}