FieldWidget.php

<?php

namespace Drupal\Core\Field\Attribute;

use Drupal\Component\Plugin\Attribute\Plugin;
use Drupal\Core\StringTranslation\TranslatableMarkup;

/**
 * Defines a FieldWidget attribute for plugin discovery.
 *
 * Plugin Namespace: Plugin\Field\FieldWidget
 *
 * Widgets handle how fields are displayed in edit forms.
 *
 * Additional attribute keys for widgets can be defined in
 * hook_field_widget_info_alter().
 *
 * @see \Drupal\Core\Field\WidgetPluginManager
 * @see \Drupal\Core\Field\WidgetInterface
 *
 * @ingroup field_widget
 */
class FieldWidget extends Plugin {
    
    /**
     * Constructs a FieldWidget attribute.
     *
     * @param string $id
     *   The plugin ID.
     * @param \Drupal\Core\StringTranslation\TranslatableMarkup|null $label
     *   (optional) The human-readable name of the widget type.
     * @param \Drupal\Core\StringTranslation\TranslatableMarkup|null $description
     *   (optional) A short description of the widget type.
     * @param string[] $field_types
     *   (optional) An array of field types the widget supports.
     * @param bool $multiple_values
     *   (optional) Does the field widget handles multiple values at once.
     * @param int|null $weight
     *   (optional) An integer to determine weight of this widget relative to
     *   other widgets. Other widgets are in the Field UI when selecting a widget
     *   for a given field.
     * @param class-string|null $deriver
     *   (optional) The deriver class.
     */
    public function __construct(string $id, ?TranslatableMarkup $label = NULL, ?TranslatableMarkup $description = NULL, array $field_types = [], bool $multiple_values = FALSE, ?int $weight = NULL, ?string $deriver = NULL) {
    }

}