public function ConfigTestForm::form in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/config/tests/config_test/src/ConfigTestForm.php \Drupal\config_test\ConfigTestForm::form()
2. 10 core/modules/config/tests/config_test/src/ConfigTestForm.php \Drupal\config_test\ConfigTestForm::form()

Gets the actual form array to be built.

Overrides EntityForm::form

See also

\Drupal\Core\Entity\EntityForm::processForm()

\Drupal\Core\Entity\EntityForm::afterBuild()

File

core/modules/config/tests/config_test/src/ConfigTestForm.php, line 20

Class

ConfigTestForm

Form controller for the test config edit forms.

Namespace

Drupal\config_test

Code

public function form(array $form, FormStateInterface $form_state) {
  $form = parent::form($form, $form_state);
  $entity = $this->entity;
  $form['label'] = [
    '#type' => 'textfield',
    '#title' => 'Label',
    '#default_value' => $entity
      ->label(),
    '#required' => TRUE,
  ];
  $form['id'] = [
    '#type' => 'machine_name',
    '#default_value' => $entity
      ->id(),
    '#required' => TRUE,
    '#machine_name' => [
      'exists' => [
        $this,
        'exists',
      ],
      'replace_pattern' => '[^a-z0-9_.]+',
    ],
  ];
  $form['weight'] = [
    '#type' => 'weight',
    '#title' => 'Weight',
    '#default_value' => $entity
      ->get('weight'),
  ];
  $form['style'] = [
    '#type' => 'select',
    '#title' => 'Image style',
    '#options' => [],
    '#default_value' => $entity
      ->get('style'),
    '#access' => FALSE,
  ];
  if ($this->moduleHandler
    ->moduleExists('image')) {
    $form['style']['#access'] = TRUE;
    $form['style']['#options'] = image_style_options();
  }

  // The main premise of entity forms is that we get to work with an entity
  // object at all times instead of checking submitted values from the form
  // state.
  $size = $entity
    ->get('size');
  $form['size_wrapper'] = [
    '#type' => 'container',
    '#attributes' => [
      'id' => 'size-wrapper',
    ],
  ];
  $form['size_wrapper']['size'] = [
    '#type' => 'select',
    '#title' => 'Size',
    '#options' => [
      'custom' => 'Custom',
    ],
    '#empty_option' => '- None -',
    '#default_value' => $size,
    '#ajax' => [
      'callback' => '::updateSize',
      'wrapper' => 'size-wrapper',
    ],
  ];
  $form['size_wrapper']['size_submit'] = [
    '#type' => 'submit',
    '#value' => t('Change size'),
    '#attributes' => [
      'class' => [
        'js-hide',
      ],
    ],
    '#submit' => [
      [
        static::class,
        'changeSize',
      ],
    ],
  ];
  $form['size_wrapper']['size_value'] = [
    '#type' => 'select',
    '#title' => 'Custom size value',
    '#options' => [
      'small' => 'Small',
      'medium' => 'Medium',
      'large' => 'Large',
    ],
    '#default_value' => $entity
      ->get('size_value'),
    '#access' => !empty($size),
  ];
  $form['langcode'] = [
    '#type' => 'language_select',
    '#title' => t('Language'),
    '#languages' => LanguageInterface::STATE_ALL,
    '#default_value' => $entity
      ->language()
      ->getId(),
  ];
  $form['actions'] = [
    '#type' => 'actions',
  ];
  $form['actions']['submit'] = [
    '#type' => 'submit',
    '#value' => 'Save',
  ];
  $form['actions']['delete'] = [
    '#type' => 'submit',
    '#value' => 'Delete',
  ];
  return $form;
}