chrome/browser/ui/webui/options/pepper_flash_content_settings_utils.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_UI_WEBUI_OPTIONS_PEPPER_FLASH_CONTENT_SETTINGS_UTILS_H_
   6 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_PEPPER_FLASH_CONTENT_SETTINGS_UTILS_H_
   7
   8 #include <vector>
   9
  10 #include "base/macros.h"
  11 #include "components/content_settings/core/common/content_settings.h"
  12 #include "components/content_settings/core/common/content_settings_pattern.h"
  13 #include "ppapi/c/private/ppp_flash_browser_operations.h"
  14 #include "ppapi/shared_impl/ppp_flash_browser_operations_shared.h"
  15
  16 namespace options {
  17
  18 struct MediaException {
  19   MediaException(const ContentSettingsPattern& in_pattern,
  20                  ContentSetting in_setting);
  21   ~MediaException();
  22
  23   bool operator==(const MediaException& other) const;
  24
  25   ContentSettingsPattern pattern;
  26   ContentSetting setting;
  27 };
  28
  29 typedef std::vector<MediaException> MediaExceptions;
  30
  31 class PepperFlashContentSettingsUtils {
  32  public:
  33   static ContentSetting FlashPermissionToContentSetting(
  34       PP_Flash_BrowserOperations_Permission permission);
  35
  36   static void FlashSiteSettingsToMediaExceptions(
  37       const ppapi::FlashSiteSettings& site_settings,
  38       MediaExceptions* media_exceptions);
  39
  40   // Sorts |media_exceptions| in ascending order by comparing the |pattern|
  41   // field of the elements.
  42   static void SortMediaExceptions(MediaExceptions* media_exceptions);
  43
  44   // Checks whether |exceptions_1| and |exceptions_2| describe the same set of
  45   // exceptions. |exceptions_1| and |exceptions_2| should be sorted by
  46   // SortMediaExceptions() before passing into this method.
  47   //
  48   // When an element of |exceptions_1| has a pattern that doesn't match any
  49   // element of |exceptions_2|, it would be compared with |default_setting_2|,
  50   // and vice versa.
  51   static bool AreMediaExceptionsEqual(ContentSetting default_setting_1,
  52                                       const MediaExceptions& exceptions_1,
  53                                       ContentSetting default_setting_2,
  54                                       const MediaExceptions& exceptions_2);
  55
  56  private:
  57   DISALLOW_IMPLICIT_CONSTRUCTORS(PepperFlashContentSettingsUtils);
  58 };
  59
  60 }  // namespace options
  61
  62 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_PEPPER_FLASH_CONTENT_SETTINGS_UTILS_H_