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public function RadioactivityReferenceValue::settingsForm in Radioactivity 4.0.x

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/RadioactivityReferenceValue.php, line 33

Class

RadioactivityReferenceValue
Plugin implementation of the 'radioactivity_reference_value' formatter.

Namespace

Drupal\radioactivity\Plugin\Field\FieldFormatter

Code

public function settingsForm(array $form, FormStateInterface $form_state) {
  return [
    'decimals' => [
      '#title' => $this
        ->t('Decimals'),
      '#type' => 'number',
      '#min' => 0,
      '#required' => TRUE,
      '#description' => $this
        ->t('The number of decimals to show.'),
      '#default_value' => $this
        ->getSetting('decimals'),
    ],
  ] + parent::settingsForm($form, $form_state);
}