chrome/browser/chromeos/file_system_provider/registry.h

   1 // Copyright 2014 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_CHROMEOS_FILE_SYSTEM_PROVIDER_REGISTRY_H_
   6 #define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_REGISTRY_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/scoped_ptr.h"
  11 #include "chrome/browser/chromeos/file_system_provider/registry_interface.h"
  12 #include "chrome/browser/chromeos/file_system_provider/watcher.h"
  13
  14 class Profile;
  15
  16 namespace user_prefs {
  17 class PrefRegistrySyncable;
  18 }  // namespace user_prefs
  19
  20 namespace chromeos {
  21 namespace file_system_provider {
  22
  23 // Key names for preferences.
  24 extern const char kPrefKeyFileSystemId[];
  25 extern const char kPrefKeyDisplayName[];
  26 extern const char kPrefKeyWritable[];
  27 extern const char kPrefKeySupportsNotifyTag[];
  28 extern const char kPrefKeyWatchers[];
  29 extern const char kPrefKeyWatcherEntryPath[];
  30 extern const char kPrefKeyWatcherRecursive[];
  31 extern const char kPrefKeyWatcherPersistentOrigins[];
  32 extern const char kPrefKeyWatcherLastTag[];
  33 extern const char kPrefKeyOpenedFilesLimit[];
  34
  35 class ProvidedFileSystemInfo;
  36
  37 // Registers preferences to remember registered file systems between reboots.
  38 void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
  39
  40 // Remembers and restores file systems in a persistent storage.
  41 class Registry : public RegistryInterface {
  42  public:
  43   explicit Registry(Profile* profile);
  44   ~Registry() override;
  45
  46   // RegistryInterface overrides.
  47   void RememberFileSystem(const ProvidedFileSystemInfo& file_system_info,
  48                           const Watchers& watchers) override;
  49   void ForgetFileSystem(const std::string& extension_id,
  50                         const std::string& file_system_id) override;
  51   scoped_ptr<RestoredFileSystems> RestoreFileSystems(
  52       const std::string& extension_id) override;
  53   void UpdateWatcherTag(const ProvidedFileSystemInfo& file_system_info,
  54                         const Watcher& watcher) override;
  55
  56  private:
  57   Profile* profile_;  // Not owned.
  58   DISALLOW_COPY_AND_ASSIGN(Registry);
  59 };
  60
  61 }  // namespace file_system_provider
  62 }  // namespace chromeos
  63
  64 #endif  // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_REGISTRY_H_