public function ComputedStringItem::fieldSettingsForm in Computed Field 8.2

Returns a form for the field-level settings.

Invoked from \Drupal\field_ui\Form\FieldConfigEditForm to allow administrators to configure field-level settings.

Parameters

array $form: The form where the settings form is being included in.

\Drupal\Core\Form\FormStateInterface $form_state: The form state of the (entire) configuration form.

Return value

array The form definition for the field settings.

Overrides ComputedStringItemBase::fieldSettingsForm

File

src/Plugin/Field/FieldType/ComputedStringItem.php, line 64

Class

ComputedStringItem

Plugin implementation of the 'computed_string' field type.

Namespace

Drupal\computed_field\Plugin\Field\FieldType

Code

public function fieldSettingsForm(array $form, FormStateInterface $form_state) {
  $element = parent::fieldSettingsForm($form, $form_state);
  $settings = $this
    ->getSettings();
  $element['code']['#description'] .= '<p>' . t('The value will be truncated to @max_length characters.', [
    '@max_length' => $settings['max_length'],
  ]) . '</p>';
  return $element;
}