form_api_example.module

<?php


/**
 * @file
 * Example forms using the Forms API.
 */

/**
 * @defgroup form_api_example Example: Forms API
 * @ingroup examples
 * @{
 * Examples using Forms API.
 *
 * Creating A Drupal Form requires:
 * - Creating a class that extends \Drupal\Core\Form\FormBase or
 *   \Drupal\Core\Form\ConfigFormBase
 *   - \Drupal\form_api_example\Form\SimpleForm
 * - Register the route to the form or invoke using
 *   \Drupal::formBuilder()->getForm()
 *   - form_api_example.routing.yml
 *
 * In addition to the simple example described above this module provides
 * examples that demonstrate:
 * - Elements used for data input
 *   -\Drupal\form_api_example\Form\InputDemo
 * - The order of execution of form controller methods
 *   - \Drupal\form_api_example\Form\BuildDemo
 * - Container elements used to group items
 *   - \Drupal\form_api_example\Form\ContainerDemo
 * - Hiding elements based on the state of other elements
 *   - \Drupal\form_api_example\Form\StateDemo
 * - Vertical Tabs elements in forms
 *   - \Drupal\form_api_example\Form\VerticalTabsDemo
 * - Populating a portion on a form with Ajax callbacks
 *   - \Drupal\form_api_example\Form\AjaxColorForm
 * - Adding additional fields to a form with Ajax callbacks
 *   - \Drupal\form_api_example\Form\AjaxAddMore
 * - Modal form creation
 *   - \Drupal\form_api_example\Controller\Page
 *   - \Drupal\form_api_example\Form\ModalForm
 * - Displaying a form in a block
 *   - \Drupal\form_api_example\Plugin\Block\SimpleFormBlock
 *
 * @} End of "defgroup field_example".
 */