public function TestTextColorBehavior::validateConfigurationForm in Paragraphs 8

Form validation handler.

Parameters

array $form: An associative array containing the structure of the plugin form as built by static::buildConfigurationForm().

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form. Calling code should pass on a subform state created through \Drupal\Core\Form\SubformState::createForSubform().

Overrides ParagraphsBehaviorBase::validateConfigurationForm

File

tests/modules/paragraphs_test/src/Plugin/paragraphs/Behavior/TestTextColorBehavior.php, line 40

Class

TestTextColorBehavior

Provides a test feature plugin.

Namespace

Drupal\paragraphs_test\Plugin\paragraphs\Behavior

Code

public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {
  if ($form_state
    ->getValue('default_color') == 'red') {
    $form_state
      ->setErrorByName('default_color', $this
      ->t('Red can not be used as the default color.'));
  }
}