class DummyAjaxItem

Defines a dummy field containing an AJAX handler.

Attributes

#[FieldType(id: "image_module_test_dummy_ajax", label: new TranslatableMarkup("Dummy AJAX"), description: new TranslatableMarkup("A field containing an AJAX handler."), default_widget: "image_module_test_dummy_ajax_widget", default_formatter: "image_module_test_dummy_ajax_formatter")]

Hierarchy

• class \Drupal\Core\TypedData\TypedData implements \Drupal\Core\TypedData\TypedDataInterface, \Drupal\Component\Plugin\PluginInspectionInterface uses \Drupal\Core\DependencyInjection\DependencySerializationTrait, \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\Core\TypedData\TypedDataTrait
  • class \Drupal\Core\TypedData\Plugin\DataType\Map extends \Drupal\Core\TypedData\TypedData implements \Drupal\Core\TypedData\Plugin\DataType\IteratorAggregate, \Drupal\Core\TypedData\ComplexDataInterface
    • class \Drupal\Core\Field\FieldItemBase extends \Drupal\Core\TypedData\Plugin\DataType\Map implements \Drupal\Core\Field\FieldItemInterface
      • class \Drupal\image_module_test\Plugin\Field\FieldType\DummyAjaxItem extends \Drupal\Core\Field\FieldItemBase

Expanded class hierarchy of DummyAjaxItem

File

core/modules/image/tests/modules/image_module_test/src/Plugin/Field/FieldType/DummyAjaxItem.php, line 14

Namespace

class DummyAjaxItem extends FieldItemBase {
    
    /**
     * {@inheritdoc}
     */
    public static function schema(FieldStorageDefinitionInterface $field_definition) {
        return [
            'columns' => [
                'value' => [
                    'type' => 'varchar',
                    'length' => 255,
                ],
            ],
        ];
    }
    
    /**
     * {@inheritdoc}
     */
    public function isEmpty() {
        return empty($this->get('value')
            ->getValue());
    }
    
    /**
     * {@inheritdoc}
     */
    public static function propertyDefinitions(FieldStorageDefinitionInterface $field_definition) {
        $properties['value'] = DataDefinition::create('string')->setLabel(new TranslatableMarkup('Dummy string value'));
        return $properties;
    }

}

Members