abstract class ConfirmFormBase

BanDelete.php in core/modules/ban/src/Form/BanDelete.php

Contains \Drupal\ban\Form\BanDelete.

BookRemoveForm.php in core/modules/book/src/Form/BookRemoveForm.php

Contains \Drupal\book\Form\BookRemoveForm.

ConfigSingleImportForm.php in core/modules/config/src/Form/ConfigSingleImportForm.php

Contains \Drupal\config\Form\ConfigSingleImportForm.

ConfigTranslationDeleteForm.php in core/modules/config_translation/src/Form/ConfigTranslationDeleteForm.php

Contains \Drupal\config_translation\Form\ConfigTranslationDeleteForm.

ConfirmDeleteMultiple.php in core/modules/comment/src/Form/ConfirmDeleteMultiple.php

Contains \Drupal\comment\Form\ConfirmDeleteMultiple.

... See full list

abstract class ConfirmFormBase extends FormBase implements ConfirmFormInterface {

  /**
   * {@inheritdoc}
   */
  public function getDescription() {
    return $this->t('This action cannot be undone.');
  }

  /**
   * {@inheritdoc}
   */
  public function getConfirmText() {
    return $this->t('Confirm');
  }

  /**
   * {@inheritdoc}
   */
  public function getCancelText() {
    return $this->t('Cancel');
  }

  /**
   * {@inheritdoc}
   */
  public function getFormName() {
    return 'confirm';
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $form ['#title'] = $this->getQuestion();

    $form ['#attributes']['class'][] = 'confirmation';
    $form ['description'] = array('#markup' => $this->getDescription());
    $form [$this->getFormName()] = array('#type' => 'hidden', '#value' => 1);

    $form ['actions'] = array('#type' => 'actions');
    $form ['actions']['submit'] = array(
      '#type' => 'submit',
      '#value' => $this->getConfirmText(),
    );

    $form ['actions']['cancel'] = ConfirmFormHelper::buildCancelLink($this, $this->getRequest());

    // By default, render the form using theme_confirm_form().
    if (!isset($form ['#theme'])) {
      $form ['#theme'] = 'confirm_form';
    }
    return $form;
  }

}