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class VerticalTabsDemo in Examples for Developers 8

Same name and namespace in other branches
  1. 3.x modules/form_api_example/src/Form/VerticalTabsDemo.php \Drupal\form_api_example\Form\VerticalTabsDemo

Implements the vertical tabs demo form controller.

This example demonstrates the use of \Drupal\Core\Render\Element\VerticalTabs to group input elements according category.

Hierarchy

Expanded class hierarchy of VerticalTabsDemo

See also

\Drupal\Core\Form\FormBase

\Drupal\Core\Form\ConfigFormBase

1 string reference to 'VerticalTabsDemo'
form_api_example.routing.yml in form_api_example/form_api_example.routing.yml
form_api_example/form_api_example.routing.yml

File

form_api_example/src/Form/VerticalTabsDemo.php, line 16

Namespace

Drupal\form_api_example\Form
View source 
class VerticalTabsDemo extends DemoBase {

  /**
   * Build the form.
   *
   * @inheritdoc
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $form['description'] = [
      '#type' => 'item',
      '#markup' => $this
        ->t('This example demonstrates the use of vertical tabs to group elements.'),
    ];
    $form['information'] = [
      '#type' => 'vertical_tabs',
      '#default_tab' => 'edit-publication',
    ];
    $form['author'] = [
      '#type' => 'details',
      '#title' => 'Author',
      '#group' => 'information',
    ];
    $form['author']['name'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Name'),
    ];
    $form['publication'] = [
      '#type' => 'details',
      '#title' => $this
        ->t('Publication'),
      '#group' => 'information',
    ];
    $form['publication']['publisher'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Publisher'),
    ];
    $form['actions'] = [
      '#type' => 'actions',
    ];

    // Add a submit button that handles the submission of the form.
    $form['actions']['submit'] = [
      '#type' => 'submit',
      '#value' => $this
        ->t('Submit'),
    ];
    return $form;
  }

  /**
   * Getter method for Form ID.
   *
   * @inheritdoc
   */
  public function getFormId() {
    return 'form_api_example_vertical_tabs_demo';
  }

}

Members

Namesort descending Modifiers Type Description Overrides
DemoBase::submitForm public function Implements a form submit handler. Overrides FormInterface::submitForm 2
DependencySerializationTrait::$_entityStorages protected property An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds protected property An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep public function 1
DependencySerializationTrait::__wakeup public function 2
FormBase::$configFactory protected property The config factory. 1
FormBase::$requestStack protected property The request stack. 1
FormBase::$routeMatch protected property The route match.
FormBase::config protected function Retrieves a configuration object.
FormBase::configFactory protected function Gets the config factory for this form. 1
FormBase::container private function Returns the service container.
FormBase::create public static function Instantiates a new instance of this class. Overrides ContainerInjectionInterface::create 87
FormBase::currentUser protected function Gets the current user.
FormBase::getRequest protected function Gets the request object.
FormBase::getRouteMatch protected function Gets the route match.
FormBase::logger protected function Gets the logger for a specific channel.
FormBase::redirect protected function Returns a redirect response object for the specified route. Overrides UrlGeneratorTrait::redirect
FormBase::resetConfigFactory public function Resets the configuration factory.
FormBase::setConfigFactory public function Sets the config factory for this form.
FormBase::setRequestStack public function Sets the request stack object to use.
FormBase::validateForm public function Form validation handler. Overrides FormInterface::validateForm 62
LinkGeneratorTrait::$linkGenerator protected property The link generator. 1
LinkGeneratorTrait::getLinkGenerator Deprecated protected function Returns the link generator.
LinkGeneratorTrait::l Deprecated protected function Renders a link to a route given a route name and its parameters.
LinkGeneratorTrait::setLinkGenerator Deprecated public function Sets the link generator service.
LoggerChannelTrait::$loggerFactory protected property The logger channel factory service.
LoggerChannelTrait::getLogger protected function Gets the logger for a specific channel.
LoggerChannelTrait::setLoggerFactory public function Injects the logger channel factory.
MessengerTrait::$messenger protected property The messenger. 29
MessengerTrait::messenger public function Gets the messenger. 29
MessengerTrait::setMessenger public function Sets the messenger.
RedirectDestinationTrait::$redirectDestination protected property The redirect destination service. 1
RedirectDestinationTrait::getDestinationArray protected function Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url.
RedirectDestinationTrait::getRedirectDestination protected function Returns the redirect destination service.
RedirectDestinationTrait::setRedirectDestination public function Sets the redirect destination service.
StringTranslationTrait::$stringTranslation protected property The string translation service. 1
StringTranslationTrait::formatPlural protected function Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals protected function Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation protected function Gets the string translation service.
StringTranslationTrait::setStringTranslation public function Sets the string translation service to use. 2
StringTranslationTrait::t protected function Translates a string to the current language or to a given language.
UrlGeneratorTrait::$urlGenerator protected property The url generator.
UrlGeneratorTrait::getUrlGenerator Deprecated protected function Returns the URL generator service.
UrlGeneratorTrait::setUrlGenerator Deprecated public function Sets the URL generator service.
UrlGeneratorTrait::url Deprecated protected function Generates a URL or path for a specific route based on the given parameters.
VerticalTabsDemo::buildForm public function Build the form. Overrides FormInterface::buildForm
VerticalTabsDemo::getFormId public function Getter method for Form ID. Overrides FormInterface::getFormId