Form submit handler to step backwards in the wizard.

"Next" steps are handled by \Drupal\Core\Form\FormInterface::submitForm().

Parameters

array $form: Drupal form array.

\Drupal\Core\Form\FormStateInterface $form_state: The current form state of the wizard. This will not contain values from the current step since the previous button does not actually submit those values.

Overrides FormWizardInterface::previous

File

src/Wizard/FormWizardBase.php, line 323

Class

FormWizardBase

The base class for all form wizard.

Namespace

Drupal\ctools\Wizard

Code

public function previous(array &$form, FormStateInterface $form_state) {
  $cached_values = $form_state->getTemporaryValue('wizard');
  $form_state->setRedirect($this->getRouteName(), $this->getPreviousParameters($cached_values));
}