aleph1.co.uk Git - yaffs-website/blob - web/themes/contrib/bootstrap/src/Plugin/Form/NodePreviewFormSelect.php

   1 <?php
   2 /**
   3  * @file
   4  * Contains \Drupal\bootstrap\Plugin\Form\NodePreviewFormSelect.
   5  */
   6
   7 namespace Drupal\bootstrap\Plugin\Form;
   8
   9 use Drupal\bootstrap\Annotation\BootstrapForm;
  10 use Drupal\bootstrap\Bootstrap;
  11 use Drupal\bootstrap\Utility\Element;
  12 use Drupal\Core\Form\FormStateInterface;
  13
  14 /**
  15  * Implements hook_form_FORM_ID_alter().
  16  *
  17  * @ingroup plugins_form
  18  *
  19  * @BootstrapForm("node_preview_form_select")
  20  */
  21 class NodePreviewFormSelect extends FormBase {
  22
  23   /**
  24    * {@inheritdoc}
  25    */
  26   public function alterFormElement(Element $form, FormStateInterface $form_state, $form_id = NULL) {
  27     $form->addClass(['form-inline', 'bg-info', 'text-center', 'clearfix']);
  28
  29     // Backlink.
  30     $options = $form->backlink->getProperty('options', []);
  31
  32     $form->backlink->addClass(isset($options['attributes']['class']) ? $options['attributes']['class'] : []);
  33     $form->backlink->addClass(['btn', 'btn-info', 'pull-left']);
  34     $form->backlink->setButtonSize();
  35     $form->backlink->setIcon(Bootstrap::glyphicon('chevron-left'));
  36
  37     // Ensure the UUID is set.
  38     if ($uuid = $form->uuid->getProperty('value')) {
  39       $options['query'] = ['uuid' => $uuid];
  40     }
  41
  42     // Override the options attributes.
  43     $options['attributes'] = $form->backlink->getAttributes()->getArrayCopy();
  44
  45     $form->backlink->setProperty('options', $options);
  46
  47
  48     // View mode.
  49     $form->view_mode->addClass('pull-right', $form::WRAPPER);
  50   }
  51
  52 }