ViewsBootstrapAccordion.php in Views Bootstrap 8.3

Namespace

Drupal\views_bootstrap\Plugin\views\style

File

src/Plugin/views/style/ViewsBootstrapAccordion.php

<?php

namespace Drupal\views_bootstrap\Plugin\views\style;

use Drupal\Core\Form\FormStateInterface;
use Drupal\views\Plugin\views\style\StylePluginBase;

/**
 * Style plugin to render each item as a row in a Bootstrap Accordion.
 *
 * @ingroup views_style_plugins
 *
 * @ViewsStyle(
 *   id = "views_bootstrap_accordion",
 *   title = @Translation("Bootstrap Accordion"),
 *   help = @Translation("Displays rows in a Bootstrap Accordion."),
 *   theme = "views_bootstrap_accordion",
 *   theme_file = "../views_bootstrap.theme.inc",
 *   display_types = {"normal"}
 * )
 */
class ViewsBootstrapAccordion extends StylePluginBase {

  /**
   * Does the style plugin for itself support to add fields to it's output.
   *
   * @var bool
   */
  protected $usesFields = TRUE;

  /**
   * Does the style plugin allows to use style plugins.
   *
   * @var bool
   */
  protected $usesRowPlugin = TRUE;

  /**
   * Definition.
   */
  protected function defineOptions() {
    $options = parent::defineOptions();
    $options['panel_title_field'] = [
      'default' => NULL,
    ];
    $options['behavior'] = [
      'default' => 'closed',
    ];
    $options['label_field'] = [
      'default' => NULL,
    ];
    return $options;
  }

  /**
   * Render the given style.
   */
  public function buildOptionsForm(&$form, FormStateInterface $form_state) {
    parent::buildOptionsForm($form, $form_state);
    $form['help'] = [
      '#markup' => $this
        ->t('The Bootstrap accordion displays content in collapsible panels (<a href=":docs">see documentation</a>).', [
        ':docs' => 'https://www.drupal.org/docs/contributed-modules/views-bootstrap-for-bootstrap-3/accordion',
      ]),
      '#weight' => -99,
    ];
    $form['panel_title_field'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Panel title field'),
      '#options' => $this->displayHandler
        ->getFieldLabels(TRUE),
      '#required' => TRUE,
      '#default_value' => $this->options['panel_title_field'],
      '#description' => $this
        ->t('Select the field that will be used as the accordion panel titles.'),
    ];
    $form['label_field'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Label field'),
      '#options' => [
        '' => $this
          ->t('- None -'),
      ] + $this->displayHandler
        ->getFieldLabels(TRUE),
      '#required' => FALSE,
      '#default_value' => $this->options['label_field'],
      '#description' => $this
        ->t('Select the field that will be used as the label.'),
    ];
    $form['behavior'] = [
      '#type' => 'radios',
      '#title' => $this
        ->t('Collapse Options'),
      '#options' => [
        'closed' => $this
          ->t('All Items Closed'),
        'first' => $this
          ->t('First Item Open'),
        'all' => $this
          ->t('All Items Open'),
      ],
      '#required' => TRUE,
      '#description' => $this
        ->t('Default panel state for collapse behavior.'),
      '#default_value' => $this->options['behavior'],
    ];
  }

}

Classes

Name	Description
ViewsBootstrapAccordion	Style plugin to render each item as a row in a Bootstrap Accordion.