| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_BROWSER_PROFILES_PROFILE_LOADER_H_ |
| #define CHROME_BROWSER_PROFILES_PROFILE_LOADER_H_ |
| |
| #include "base/callback.h" |
| #include "base/memory/weak_ptr.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/profiles/profile_manager.h" |
| |
| namespace base { |
| class FilePath; |
| } |
| |
| class ProfileManager; |
| |
| // This class loads profiles asynchronously and calls the provided callback once |
| // the profile is ready. Only the callback for the most recent load request is |
| // called, and only if the load was successful. |
| // |
| // This is useful for loading profiles in response to user interaction where |
| // only the latest requested profile is required. |
| class ProfileLoader { |
| public: |
| explicit ProfileLoader(ProfileManager* profile_manager); |
| ~ProfileLoader(); |
| |
| bool IsAnyProfileLoading() const; |
| void InvalidatePendingProfileLoads(); |
| void LoadProfileInvalidatingOtherLoads( |
| const base::FilePath& profile_file_path, |
| base::Callback<void(Profile*)> callback); |
| |
| protected: |
| // These just call through to the ProfileManager. |
| // Virtual so they can be mocked out in tests. |
| virtual Profile* GetProfileByPath(const base::FilePath& path); |
| virtual void CreateProfileAsync( |
| const base::FilePath& profile_path, |
| const ProfileManager::CreateCallback& callback, |
| const string16& name, |
| const string16& icon_url, |
| const std::string& managed_user_id); |
| |
| private: |
| void OnProfileLoaded(int profile_load_sequence_id, |
| base::Callback<void(Profile*)> callback, |
| Profile* profile, |
| Profile::CreateStatus status); |
| |
| void IncrementPendingProfileLoads(); |
| void DecrementPendingProfileLoads(); |
| |
| ProfileManager* profile_manager_; |
| int profile_load_sequence_id_; |
| int pending_profile_loads_; |
| |
| base::WeakPtrFactory<ProfileLoader> weak_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ProfileLoader); |
| }; |
| |
| #endif // CHROME_BROWSER_PROFILES_PROFILE_LOADER_H_ |