public function ChartConfigItemDefaultWidget::settingsForm in Charts 5.0.x

Same name and namespace in other branches

1. 8.4 src/Plugin/Field/FieldWidget/ChartConfigItemDefaultWidget.php \Drupal\charts\Plugin\Field\FieldWidget\ChartConfigItemDefaultWidget::settingsForm()

Returns a form to configure settings for the widget.

Invoked from \Drupal\field_ui\Form\EntityDisplayFormBase to allow administrators to configure the widget. 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 definition for the widget settings.

Overrides WidgetBase::settingsForm

File

src/Plugin/Field/FieldWidget/ChartConfigItemDefaultWidget.php, line 81

Class

ChartConfigItemDefaultWidget

Plugin implementation of the 'chart_config_default' widget.

Namespace

Drupal\charts\Plugin\Field\FieldWidget

Code

public function settingsForm(array $form, FormStateInterface $form_state) {
  $elements = parent::settingsForm($form, $form_state);
  $elements['change_default_library'] = [
    '#type' => 'checkbox',
    '#title' => $this
      ->t('Allow users to change the default charting library'),
    '#description' => $this
      ->t('The default charting library can be updated at <a href="/admin/config/content/charts">the chart settings</a> page.'),
    '#default_value' => $this
      ->getSetting('change_default_library'),
  ];
  return $elements;
}