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 "components/content_settings/core/common/content_settings.h"
  11 #include "components/content_settings/core/common/content_settings_pattern.h"
  12 #include "ppapi/c/private/ppp_flash_browser_operations.h"
  13 #include "ppapi/shared_impl/ppp_flash_browser_operations_shared.h"
  14
  15 namespace options {
  16
  17 struct MediaException {
  18   MediaException(const ContentSettingsPattern& in_pattern,
  19                  ContentSetting in_audio_setting,
  20                  ContentSetting in_video_setting);
  21   ~MediaException();
  22
  23   bool operator==(const MediaException& other) const;
  24
  25   ContentSettingsPattern pattern;
  26   ContentSetting audio_setting;
  27   ContentSetting video_setting;
  28 };
  29
  30 typedef std::vector<MediaException> MediaExceptions;
  31
  32 class PepperFlashContentSettingsUtils {
  33  public:
  34   static ContentSetting FlashPermissionToContentSetting(
  35       PP_Flash_BrowserOperations_Permission permission);
  36
  37   static void FlashSiteSettingsToMediaExceptions(
  38       const ppapi::FlashSiteSettings& site_settings,
  39       MediaExceptions* media_exceptions);
  40
  41   // Sorts |media_exceptions| in ascending order by comparing the |pattern|
  42   // field of the elements.
  43   static void SortMediaExceptions(MediaExceptions* media_exceptions);
  44
  45   // Checks whether |exceptions_1| and |exceptions_2| describe the same set of
  46   // exceptions. |exceptions_1| and |exceptions_2| should be sorted by
  47   // SortMediaExceptions() before passing into this method.
  48   //
  49   // When an element of |exceptions_1| has a pattern that doesn't match any
  50   // element of |exceptions_2|, it would be compared with |default_setting_2|,
  51   // and visa versa.
  52   //
  53   // |ignore_audio_setting| and |ignore_video_setting| specify whether to skip
  54   // comparison of the |audio_setting| and |video_setting| field of
  55   // MediaException, respectively.
  56   static bool AreMediaExceptionsEqual(ContentSetting default_setting_1,
  57                                       const MediaExceptions& exceptions_1,
  58                                       ContentSetting default_setting_2,
  59                                       const MediaExceptions& exceptions_2,
  60                                       bool ignore_audio_setting,
  61                                       bool ignore_video_setting);
  62 };
  63
  64 }  // namespace options
  65
  66 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_PEPPER_FLASH_CONTENT_SETTINGS_UTILS_H_