ElementLinkClassTrait.php in Element Class Formatter 8

Namespace

Drupal\element_class_formatter\Plugin\Field\FieldFormatter

File

src/Plugin/Field/FieldFormatter/ElementLinkClassTrait.php

<?php

namespace Drupal\element_class_formatter\Plugin\Field\FieldFormatter;

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

/**
 * The ElementLinkClassTrait is used to add a class to a field which .
 *
 * @package Drupal\element_class_formatter\Plugin\Field\FieldFormatter
 */
trait ElementLinkClassTrait {
  use ElementClassTrait;

  /**
   * {@inheritdoc}
   */
  public static function defaultSettings() {
    return ElementClassTrait::elementClassDefaultSettings(parent::defaultSettings());
  }

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {
    $elements = parent::settingsForm($form, $form_state);
    $class = $this
      ->getSetting('class');
    return $this
      ->elementClassSettingsForm($elements, $class);
  }

  /**
   * {@inheritdoc}
   */
  public function settingsSummary() {
    $summary = parent::settingsSummary();
    $class = $this
      ->getSetting('class');
    return $this
      ->elementClassSettingsSummary($summary, $class);
  }

  /**
   * {@inheritdoc}
   */
  public function viewElements(FieldItemListInterface $items, $langcode) {
    $elements = parent::viewElements($items, $langcode);
    $class = $this
      ->getSetting('class');
    return $this
      ->setElementClass($elements, $class, $items);
  }

}

Traits

Name	Description
ElementLinkClassTrait	The ElementLinkClassTrait is used to add a class to a field which .