BlockForm::buildVisibilityInterface

protected BlockForm::buildVisibilityInterface(array $form, FormStateInterface $form_state)

protected function buildVisibilityInterface(array $form, FormStateInterface $form_state) {
  $form['visibility_tabs'] = [
    '#type' => 'vertical_tabs',
    '#title' => $this->t('Visibility'),
    '#parents' => ['visibility_tabs'],
    '#attached' => [
      'library' => [
        'block/drupal.block',
      ],
    ],
  ];
  // @todo Allow list of conditions to be configured in
  //   https://www.drupal.org/node/2284687.
  $visibility = $this->entity->getVisibility();
  foreach ($this->manager->getDefinitionsForContexts($form_state->getTemporaryValue('gathered_contexts')) as $condition_id => $definition) {
    // Don't display the current theme condition.
    if ($condition_id == 'current_theme') {
      continue;
    }
    // Don't display the language condition until we have multiple languages.
    if ($condition_id == 'language' && !$this->language->isMultilingual()) {
      continue;
    }
    /** @var \Drupal\Core\Condition\ConditionInterface $condition */
    $condition = $this->manager->createInstance($condition_id, isset($visibility[$condition_id]) ? $visibility[$condition_id] : []);
    $form_state->set(['conditions', $condition_id], $condition);
    $condition_form = $condition->buildConfigurationForm([], $form_state);
    $condition_form['#type'] = 'details';
    $condition_form['#title'] = $condition->getPluginDefinition()['label'];
    $condition_form['#group'] = 'visibility_tabs';
    $form[$condition_id] = $condition_form;
  }

  if (isset($form['node_type'])) {
    $form['node_type']['#title'] = $this->t('Content types');
    $form['node_type']['bundles']['#title'] = $this->t('Content types');
    $form['node_type']['negate']['#type'] = 'value';
    $form['node_type']['negate']['#title_display'] = 'invisible';
    $form['node_type']['negate']['#value'] = $form['node_type']['negate']['#default_value'];
  }
  if (isset($form['user_role'])) {
    $form['user_role']['#title'] = $this->t('Roles');
    unset($form['user_role']['roles']['#description']);
    $form['user_role']['negate']['#type'] = 'value';
    $form['user_role']['negate']['#value'] = $form['user_role']['negate']['#default_value'];
  }
  if (isset($form['request_path'])) {
    $form['request_path']['#title'] = $this->t('Pages');
    $form['request_path']['negate']['#type'] = 'radios';
    $form['request_path']['negate']['#default_value'] = (int) $form['request_path']['negate']['#default_value'];
    $form['request_path']['negate']['#title_display'] = 'invisible';
    $form['request_path']['negate']['#options'] = [
      $this->t('Show for the listed pages'),
      $this->t('Hide for the listed pages'),
    ];
  }
  if (isset($form['language'])) {
    $form['language']['negate']['#type'] = 'value';
    $form['language']['negate']['#value'] = $form['language']['negate']['#default_value'];
  }
  return $form;
}