styleswitcher.module in Style Switcher 7

Framework for themes to easily add stylesheet switching functionality.

File

styleswitcher.module

<?php

/**
 * @file
 * Framework for themes to easily add stylesheet switching functionality.
 */

/**
 * Implements hook_block_info().
 */
function styleswitcher_block_info() {
  $blocks['styleswitcher'] = array(
    'info' => t('Style Switcher'),
    'cache' => DRUPAL_NO_CACHE,
  );
  return $blocks;
}

/**
 * Implements hook_block_view().
 */
function styleswitcher_block_view($delta) {
  switch ($delta) {
    case 'styleswitcher':
      global $theme_info;
      if (!empty($theme_info->info['styleswitcher'])) {
        $links = array();
        foreach ($theme_info->info['styleswitcher']['css'] as $title => $file) {
          $theme_directory = path_to_theme();
          $filepath = $theme_directory . '/' . $file;
          $classes = 'style-switcher style-' . drupal_html_class($title);
          $links[] = '<a href="#" class="' . $classes . '" data-rel="' . $title . '">' . $title . '</a>';
          global $language;
          $language->prefix = '';
          drupal_add_html_head_link(array(
            'rel' => 'alternate stylesheet',
            'type' => 'text/css',
            'title' => $title,
            // Force the URL to be absolute, for consistency with other <link> tags
            // output by Drupal.
            'href' => url($filepath, array(
              'absolute' => TRUE,
              'language' => $language,
            )),
          ));
        }
        drupal_add_library('system', 'jquery.cookie', TRUE);
        drupal_add_js('jQuery(document).ready(function () { Drupal.styleSwitcher.defaultStyle(); });', array(
          'type' => 'inline',
        ));

        // Do we want the overlay and fade
        $styleswitcher_enable_overlay = variable_get('styleswitcher_enable_overlay', 1);
        drupal_add_js(array(
          'styleSwitcher' => array(
            'enableOverlay' => $styleswitcher_enable_overlay,
          ),
        ), array(
          'type' => 'setting',
          'scope' => JS_DEFAULT,
        ));
        $default = $theme_info->info['styleswitcher']['css']['default'];
        drupal_add_js(array(
          'styleSwitcher' => array(
            'defaultStyle' => $default,
          ),
        ), array(
          'type' => 'setting',
          'scope' => JS_DEFAULT,
        ));
        $block['subject'] = t('Style Switcher');
        $block['content'] = theme('item_list', array(
          'items' => $links,
        ));
        return $block;
      }
      break;
  }
}

/**
 * Implements hook_menu().
 */
function styleswitcher_menu() {
  $items['admin/config/system/styleswitcher'] = array(
    'title' => 'Styleswitcher',
    'description' => 'Configure Styleswitcher module.',
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'styleswitcher_admin',
    ),
    'access arguments' => array(
      'administer site',
    ),
    'type' => MENU_NORMAL_ITEM,
  );
  return $items;
}

/**
 * Add a settings form
 */
function styleswitcher_admin() {
  $form = array();
  $form['styleswitcher_enable_overlay'] = array(
    '#type' => 'checkbox',
    '#title' => t('Enable Overlay'),
    '#default_value' => variable_get('styleswitcher_enable_overlay', 1),
    '#description' => t("Enable the overlay and fade when switching stylesheets"),
    '#required' => FALSE,
  );
  return system_settings_form($form);
}

Functions

Name	Description
styleswitcher_admin	Add a settings form
styleswitcher_block_info	Implements hook_block_info().
styleswitcher_block_view	Implements hook_block_view().
styleswitcher_menu	Implements hook_menu().