NiceImageWidget.php in Nice ImageField Widget 8

Contains \Drupal\nice_imagefield_widget\Plugin\Field\FieldWidget\NiceImageWidget.

Namespace

Drupal\nice_imagefield_widget\Plugin\Field\FieldWidget

File

src/Plugin/Field/FieldWidget/NiceImageWidget.php

<?php

/**
 * @file
 * Contains
 *     \Drupal\nice_imagefield_widget\Plugin\Field\FieldWidget\NiceImageWidget.
 */
namespace Drupal\nice_imagefield_widget\Plugin\Field\FieldWidget;

use Drupal\image\Plugin\Field\FieldWidget\ImageWidget;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Field\FieldItemListInterface;

/**
 * Plugin implementation of the 'nice_image_widget' widget.
 *
 * @FieldWidget(
 *   id = "nice_image_widget",
 *   label = @Translation("Nice Image Widget"),
 *   field_types = {
 *     "image"
 *   }
 * )
 */
class NiceImageWidget extends ImageWidget {

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {
    $element = parent::settingsForm($form, $form_state);
    $element['preview_image_style'] = array(
      '#title' => t('Grid image style'),
      '#type' => 'select',
      '#options' => image_style_options(FALSE),
      '#required' => TRUE,
      '#default_value' => $this
        ->getSetting('preview_image_style'),
      '#description' => t('The preview image will be shown while editing the content. Recommended use preview image style with dimension more than 220x220.'),
      '#weight' => 15,
    );
    return $element;
  }

  /**
   * Overrides
   * \Drupal\file\Plugin\Field\FieldWidget\FileWidget::formMultipleElements().
   *
   * Special handling for draggable multiple widgets and 'add more' button.
   *
   * @param FieldItemListInterface $items
   * @param array $form
   * @param FormStateInterface $form_state
   * @return array
   */
  protected function formMultipleElements(FieldItemListInterface $items, array &$form, FormStateInterface $form_state) {
    $elements = parent::formMultipleElements($items, $form, $form_state);
    $elements['#theme'] = 'nice_imagefield_widget_multiple';
    $elements['#attached']['library'][] = 'nice_imagefield_widget/sortable';
    return $elements;
  }

}

Classes

Name	Description
NiceImageWidget	Plugin implementation of the 'nice_image_widget' widget.