--- /dev/null
+<?php
+
+namespace Drupal\ctools_wizard_test\Form;
+
+use Drupal\Core\Form\FormBase;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Simple wizard step form.
+ */
+class ExampleConfigEntityExistingForm extends FormBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getFormId() {
+ return 'ctools_wizard_test_config_entity_existing_form';
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function buildForm(array $form, FormStateInterface $form_state) {
+ $form['existing'] = array(
+ '#markup' => '<p>This step only shows if the entity is already existing!</p>',
+ );
+ return $form;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function submitForm(array &$form, FormStateInterface $form_state) {
+ // Do nothing!
+ }
+
+}