public function ParagraphsAccordionPlugin::validateConfigurationForm in Paragraphs Collection 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 $form_state: The current state of the form. Calling code should pass on a subform state created through \Drupal\Core\Form\SubformState::createForSubform().
Overrides ParagraphsBehaviorBase::validateConfigurationForm
File
- modules/
paragraphs_collection_demo/ src/ Plugin/ paragraphs/ Behavior/ ParagraphsAccordionPlugin.php, line 82
Class
- ParagraphsAccordionPlugin
- Provides a way to define accordion effect.
Namespace
Drupal\paragraphs_collection_demo\Plugin\paragraphs\BehaviorCode
public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {
if (!$form_state
->getValue('paragraph_accordion_field')) {
$form_state
->setErrorByName('message', $this
->t('The Accordion plugin cannot be enabled if the accordion field is missing.'));
}
}