class InternalPropertyTestFieldItem

Defines the 'Internal Property' entity test field type.

Plugin annotation

@FieldType(
  id = "internal_property_test",
  label = @Translation("Internal Property (test)"),
  description = @Translation("A field containing one string, from which two strings are computed (one internal, one not)."),
  category = @Translation("Test"),
  default_widget = "string_textfield",
  default_formatter = "string"
)

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 implements \Drupal\Core\TypedData\Plugin\DataType\IteratorAggregate, \Drupal\Core\TypedData\ComplexDataInterface extends \Drupal\Core\TypedData\TypedData
    • class \Drupal\Core\Field\FieldItemBase implements \Drupal\Core\Field\FieldItemInterface extends \Drupal\Core\TypedData\Plugin\DataType\Map
      • class \Drupal\Core\Field\Plugin\Field\FieldType\StringItemBase extends \Drupal\Core\Field\FieldItemBase
        • class \Drupal\Core\Field\Plugin\Field\FieldType\StringItem extends \Drupal\Core\Field\Plugin\Field\FieldType\StringItemBase
          • class \Drupal\entity_test\Plugin\Field\FieldType\InternalPropertyTestFieldItem extends \Drupal\Core\Field\Plugin\Field\FieldType\StringItem

Expanded class hierarchy of InternalPropertyTestFieldItem

File

core/modules/system/tests/modules/entity_test/src/Plugin/Field/FieldType/InternalPropertyTestFieldItem.php, line 23

Namespace

class InternalPropertyTestFieldItem extends StringItem {
  
  /**
   * {@inheritdoc}
   */
  public static function propertyDefinitions(FieldStorageDefinitionInterface $field_definition) {
    $properties = parent::propertyDefinitions($field_definition);
    // Add a computed property that is non-internal.
    $properties['non_internal_value'] = DataDefinition::create('string')->setLabel(new TranslatableMarkup('Computed string, non-internal property'))
      ->setComputed(TRUE)
      ->setClass(ComputedString::class)
      ->setInternal(FALSE);
    // Add a computed property that is internal.
    $properties['internal_value'] = DataDefinition::create('string')->setLabel(new TranslatableMarkup('Computed string, internal property'))
      ->setComputed(TRUE)
      ->setClass(ComputedString::class);
    return $properties;
  }

}

Members