public function BootstrapLayout::addAjaxLivePreviewToElements in Bootstrap Layout Builder 2.x

1 call to BootstrapLayout::addAjaxLivePreviewToElements()

BootstrapLayout::buildConfigurationForm in src/Plugin/Layout/BootstrapLayout.php

Form constructor.

File

src/Plugin/Layout/BootstrapLayout.php, line 559

Class

BootstrapLayout

A layout from our bootstrap layout builder.

Namespace

Drupal\bootstrap_layout_builder\Plugin\Layout

Code

public function addAjaxLivePreviewToElements(array &$element) {
  $types = [
    'radios',
    'radio',
    'checkbox',
    'textfield',
    'textarea',
    'range',
  ];
  if (!isset($element['#type'])) {
    return;
  }
  if (in_array($element['#type'], $types) && !isset($element['#ajax']) && !isset($element['#disable_live_preview'])) {
    $element['#ajax']['callback'] = [
      __CLASS__,
      'livePreviewCallback',
    ];
    $element['#ajax']['event'] = 'change';
    $element['#ajax']['progress'] = [
      'type' => 'none',
    ];
  }
  if (Element::children($element)) {
    foreach (Element::children($element) as $key) {
      $this
        ->addAjaxLivePreviewToElements($element[$key]);
    }
  }
}