Expanded class hierarchy of FormInterface in Drupal 8
- interface \Drupal\Core\Form\FormInterface
- interface \Drupal\commerce_checkout\Plugin\Commerce\CheckoutFlow\CheckoutFlowInterface
- interface \Drupal\config_entity_revisions\ConfigEntityRevisionsOverviewFormBaseInterface
- interface \Drupal\config_entity_revisions\ConfigEntityRevisionsOverviewFormBaseInterface
- interface \Drupal\Core\Form\BaseFormIdInterface
- interface \Drupal\Core\Form\ConfirmFormInterface
- interface \Drupal\ctools\Wizard\FormWizardInterface
- interface \Drupal\entity_browser\EntityBrowserFormInterface
- interface \Drupal\entity_browser\EntityBrowserFormInterface
- interface \Drupal\views_ui\Form\Ajax\ViewsFormInterface
- interface \Drupal\webform_ui\Form\WebformUiElementFormInterface
- interface \Drupal\workspaces\Form\WorkspaceFormInterface
- interface \Drupal\yamlform_ui\Form\YamlFormUiElementFormInterface