ColorFieldWidgetDefault.php in Color Field 8.2

Namespace

Drupal\color_field\Plugin\Field\FieldWidget

File

src/Plugin/Field/FieldWidget/ColorFieldWidgetDefault.php

<?php

namespace Drupal\color_field\Plugin\Field\FieldWidget;

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

/**
 * Plugin implementation of the color_widget default input widget.
 *
 * @FieldWidget(
 *   id = "color_field_widget_default",
 *   module = "color_field",
 *   label = @Translation("Color default"),
 *   field_types = {
 *     "color_field_type"
 *   }
 * )
 */
class ColorFieldWidgetDefault extends ColorFieldWidgetBase {

  /**
   * {@inheritdoc}
   */
  public static function defaultSettings() {
    return [
      'placeholder_color' => '',
      'placeholder_opacity' => '',
    ] + parent::defaultSettings();
  }

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {
    $element['placeholder_color'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Color placeholder'),
      '#default_value' => $this
        ->getSetting('placeholder_color'),
      '#description' => $this
        ->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.'),
    ];
    $element['placeholder_opacity'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Opacity placeholder'),
      '#default_value' => $this
        ->getSetting('placeholder_opacity'),
      '#description' => $this
        ->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 $element;
  }

  /**
   * {@inheritdoc}
   */
  public function settingsSummary() {
    $summary = [];
    $placeholder_color = $this
      ->getSetting('placeholder_color');
    $placeholder_opacity = $this
      ->getSetting('placeholder_opacity');
    if (!empty($placeholder_color)) {
      $summary[] = $this
        ->t('Color placeholder: @placeholder_color', [
        '@placeholder_color' => $placeholder_color,
      ]);
    }
    if (!empty($placeholder_opacity)) {
      $summary[] = $this
        ->t('Opacity placeholder: @placeholder_opacity', [
        '@placeholder_opacity' => $placeholder_opacity,
      ]);
    }
    if (empty($summary)) {
      $summary[] = $this
        ->t('No placeholder');
    }
    return $summary;
  }

  /**
   * {@inheritdoc}
   */
  public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
    $element = parent::formElement($items, $delta, $element, $form, $form_state);
    $element['color']['#placeholder'] = $this
      ->getSetting('placeholder_color');
    if ($this
      ->getFieldSetting('opacity')) {
      $element['opacity']['#placeholder'] = $this
        ->getSetting('placeholder_opacity');
    }
    return $element;
  }

}

Classes

Name	Description
ColorFieldWidgetDefault	Plugin implementation of the color_widget default input widget.