public function TestToolkit::validateConfigurationForm in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/system/tests/modules/image_test/src/Plugin/ImageToolkit/TestToolkit.php \Drupal\image_test\Plugin\ImageToolkit\TestToolkit::validateConfigurationForm()

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 ImageToolkitBase::validateConfigurationForm

File

core/modules/system/tests/modules/image_test/src/Plugin/ImageToolkit/TestToolkit.php, line 108

Class

TestToolkit

Defines a Test toolkit for image manipulation within Drupal.

Namespace

Drupal\image_test\Plugin\ImageToolkit

Code

public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {
  if ($form_state
    ->getValue([
    'test',
    'test_parameter',
  ]) == 0) {
    $form_state
      ->setErrorByName('test][test_parameter', $this
      ->t('Test parameter should be different from 0.'));
  }
}