ViewModeSelectorRadios.php in View Mode Selector 8

Namespace

Drupal\view_mode_selector\Plugin\Field\FieldWidget

File

src/Plugin/Field/FieldWidget/ViewModeSelectorRadios.php

<?php

namespace Drupal\view_mode_selector\Plugin\Field\FieldWidget;

use Drupal\Core\Field\FieldItemListInterface;
use Drupal\Core\Form\FormStateInterface;

/**
 * @FieldWidget(
 *  id = "view_mode_selector_radios",
 *  label = @Translation("Radio buttons"),
 *  field_types = {"view_mode_selector"}
 * )
 */
class ViewModeSelectorRadios extends ViewModeSelectorWidgetBase {

  /**
   * {@inheritdoc}
   */
  public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
    $view_mode_keys = array_keys($this->viewModes);
    $element['value'] = $element + [
      '#type' => 'radios',
      '#options' => $this->viewModes,
      '#default_value' => $items[$delta]->value ?: reset($view_mode_keys),
    ];
    return $element;
  }

}

Classes

Name	Description
ViewModeSelectorRadios	Plugin annotation @FieldWidget( id = "view_mode_selector_radios", label = @Translation("Radio buttons"), field_types = {"view_mode_selector"} )