public function ColorapiRawHexDisplayFormatter::settingsForm in Color API 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 ColorapiDisplayFormatterBase::settingsForm

File

src/Plugin/Field/FieldFormatter/ColorapiRawHexDisplayFormatter.php, line 53

Class

ColorapiRawHexDisplayFormatter

Raw hexadecimal formatter for Color API Color fields.

Namespace

Drupal\colorapi\Plugin\Field\FieldFormatter

Code

public function settingsForm(array $form, FormStateInterface $form_state) {
  $element = parent::settingsForm($form, $form_state);
  $element['show_hash'] = [
    '#type' => 'checkbox',
    '#title' => t('Prefix color with hash (#) symbol'),
    '#default_value' => $this
      ->getSetting('show_hash'),
  ];
  return $element;
}