RadioactivityFieldWidget.php in Radioactivity 8.2

Contains \Drupal\radioactivity\Plugin\Field\FieldWidget\RadioactivityFieldWidget.

Namespace

Drupal\radioactivity\Plugin\Field\FieldWidget

File

src/Plugin/Field/FieldWidget/RadioactivityFieldWidget.php

<?php

/**
 * @file
 * Contains \Drupal\radioactivity\Plugin\Field\FieldWidget\RadioactivityFieldWidget.
 */
namespace Drupal\radioactivity\Plugin\Field\FieldWidget;

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

/**
 * Plugin implementation of the 'radioactivity_field_widget' widget.
 *
 * @FieldWidget(
 *   id = "radioactivity_field_widget",
 *   label = @Translation("Radioactivity field widget"),
 *   field_types = {
 *     "radioactivity"
 *   }
 * )
 */
class RadioactivityFieldWidget extends WidgetBase {

  /**
   * {@inheritdoc}
   */
  public static function defaultSettings() {
    return array(
      'energy' => 0.0,
      'timestamp' => time(),
    ) + parent::defaultSettings();
  }

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {
    $elements = [];

    /*
        $elements['size'] = array(
          '#type' => 'number',
          '#title' => t('Size of textfield'),
          '#default_value' => $this->getSetting('size'),
          '#required' => TRUE,
          '#min' => 1,
        );
        $elements['placeholder'] = array(
          '#type' => 'textfield',
          '#title' => t('Placeholder'),
          '#default_value' => $this->getSetting('placeholder'),
          '#description' => t('Text that will be shown inside the field until a value is entered. This hint is usually a sample value or a brief description of the expected format.'),
        );
    */
    return $elements;
  }

  /**
   * {@inheritdoc}
   */
  public function settingsSummary() {
    $summary = [];

    // $summary[] = t('Textfield size: !size', array('!size' => $this->getSetting('size')));
    // if (!empty($this->getSetting('placeholder'))) {
    //   $summary[] = t('Placeholder: @placeholder', array('@placeholder' => $this->getSetting('placeholder')));
    // }
    return $summary;
  }

  /**
   * {@inheritdoc}
   */
  public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
    $element = [];
    $element['energy'] = $element + array(
      '#type' => 'textfield',
      '#pattern' => '[0-9\\.]*',
      '#default_value' => isset($items[$delta]->energy) ? $items[$delta]->energy : 0,
    );

    // $element['timestamp'] = $element + array(
    //   '#type' => 'hidden',
    //   '#default_value' => timestamp();
    // );
    return $element;
  }

}

Classes

Name	Description
RadioactivityFieldWidget	Plugin implementation of the 'radioactivity_field_widget' widget.