DummyAjaxItem.php in Drupal 8
File
core/modules/image/tests/modules/image_module_test/src/Plugin/Field/FieldType/DummyAjaxItem.phpView source
<?php
namespace Drupal\image_module_test\Plugin\Field\FieldType;
use Drupal\Core\Field\FieldItemBase;
use Drupal\Core\Field\FieldStorageDefinitionInterface;
use Drupal\Core\TypedData\DataDefinition;
use Drupal\Core\StringTranslation\TranslatableMarkup;
/**
* Defines a dummy field containing an AJAX handler.
*
* @FieldType(
* id = "image_module_test_dummy_ajax",
* label = @Translation("Dummy AJAX"),
* description = @Translation("A field containing an AJAX handler."),
* category = @Translation("Field"),
* default_widget = "image_module_test_dummy_ajax_widget",
* default_formatter = "image_module_test_dummy_ajax_formatter"
* )
*/
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;
}
}
Classes
Name | Description |
---|---|
DummyAjaxItem | Defines a dummy field containing an AJAX handler. |