function chosen_attach_library in Chosen 8.2

Same name and namespace in other branches

1. 3.0.x chosen.module \chosen_attach_library()

Helper function to attach the Chosen library and settings to a given element.

Parameters

array &$element: An render array element.

1 call to chosen_attach_library()

ChosenFormRender::preRenderSelect in src/ChosenFormRender.php

Render API callback: Apply Chosen to a select element.

File

./chosen.module, line 66

General functions and hook implementations.

Code

function chosen_attach_library(array &$element) {
  $element['#attached']['library'][] = 'chosen/drupal.chosen';
  $chosen_conf = \Drupal::config('chosen.settings');
  $css_disabled_themes = $chosen_conf
    ->get('disabled_themes');
  if (empty($css_disabled_themes)) {
    $css_disabled_themes = [];
  }

  // Only add the Chosen CSS if it is not disabled for the active theme.
  $theme_name = \Drupal::theme()
    ->getActiveTheme()
    ->getName();
  if (!in_array($theme_name, $css_disabled_themes, TRUE)) {
    $element['#attached']['library'][] = 'chosen_lib/chosen.css';
  }
  $options = [
    'disable_search' => (bool) $chosen_conf
      ->get('disable_search'),
    'disable_search_threshold' => (int) $chosen_conf
      ->get('disable_search_threshold'),
    'allow_single_deselect' => (bool) $chosen_conf
      ->get('allow_single_deselect'),
    'search_contains' => (bool) $chosen_conf
      ->get('search_contains'),
    'placeholder_text_multiple' => $chosen_conf
      ->get('placeholder_text_multiple'),
    'placeholder_text_single' => $chosen_conf
      ->get('placeholder_text_single'),
    'no_results_text' => $chosen_conf
      ->get('no_results_text'),
    'max_shown_results' => $chosen_conf
      ->get('max_shown_results'),
    'inherit_select_classes' => TRUE,
  ];
  $element['#attached']['drupalSettings']['chosen'] = [
    'selector' => $chosen_conf
      ->get('jquery_selector'),
    'minimum_single' => (int) $chosen_conf
      ->get('minimum_single'),
    'minimum_multiple' => (int) $chosen_conf
      ->get('minimum_multiple'),
    'minimum_width' => (int) $chosen_conf
      ->get('minimum_width'),
    'use_relative_width' => (bool) $chosen_conf
      ->get('use_relative_width'),
    'options' => $options,
  ];
}