| // Copyright (c) 2006-2008 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_BROWSING_DATA_REMOVER_H__ |
| #define CHROME_BROWSER_BROWSING_DATA_REMOVER_H__ |
| |
| #include "base/observer_list.h" |
| #include "base/time.h" |
| #include "chrome/browser/cancelable_request.h" |
| #include "chrome/common/notification_service.h" |
| |
| class MessageLoop; |
| class Profile; |
| |
| // BrowsingDataRemover is responsible for removing data related to browsing: |
| // visits in url database, downloads, cookies ... |
| |
| class BrowsingDataRemover : public NotificationObserver { |
| public: |
| // Mask used for Remove. |
| |
| // In addition to visits, this removes keywords and the last session. |
| static const int REMOVE_HISTORY = 1 << 0; |
| static const int REMOVE_DOWNLOADS = 1 << 1; |
| static const int REMOVE_COOKIES = 1 << 2; |
| static const int REMOVE_PASSWORDS = 1 << 3; |
| static const int REMOVE_FORM_DATA = 1 << 4; |
| static const int REMOVE_CACHE = 1 << 5; |
| |
| // Observer is notified when the removal is done. Done means keywords have |
| // been deleted, cache cleared and all other tasks scheduled. |
| class Observer { |
| public: |
| virtual void OnBrowsingDataRemoverDone() = 0; |
| }; |
| |
| // Creates a BrowsingDataRemover to remove browser data from the specified |
| // profile in the specified time range. Use Remove to initiate the removal. |
| BrowsingDataRemover(Profile* profile, base::Time delete_begin, |
| base::Time delete_end); |
| ~BrowsingDataRemover(); |
| |
| // Removes the specified items related to browsing. |
| void Remove(int remove_mask); |
| |
| void AddObserver(Observer* observer); |
| void RemoveObserver(Observer* observer); |
| |
| // Called when history deletion is done. |
| void OnHistoryDeletionDone(); |
| |
| private: |
| // NotificationObserver method. Callback when TemplateURLModel has finished |
| // loading. Deletes the entries from the model, and if we're not waiting on |
| // anything else notifies observers and deletes this BrowsingDataRemover. |
| void Observe(NotificationType type, |
| const NotificationSource& source, |
| const NotificationDetails& details); |
| |
| // If we're not waiting on anything, notifies observers and deletes this |
| // object. |
| void NotifyAndDeleteIfDone(); |
| |
| // Callback when the cache has been deleted. Invokes NotifyAndDeleteIfDone. |
| void ClearedCache(); |
| |
| // Invoked on the IO thread to delete from the cache. |
| void ClearCacheOnIOThread(base::Time delete_begin, |
| base::Time delete_end, |
| MessageLoop* ui_loop); |
| |
| // Returns true if we're all done. |
| bool all_done() { |
| return !waiting_for_keywords_ && !waiting_for_clear_cache_ && |
| !waiting_for_clear_history_; |
| } |
| |
| // Profile we're to remove from. |
| Profile* profile_; |
| |
| // Start time to delete from. |
| const base::Time delete_begin_; |
| |
| // End time to delete to. |
| const base::Time delete_end_; |
| |
| // True if Remove has been invoked. |
| bool removing_; |
| |
| // True if we're waiting for the TemplateURLModel to finish loading. |
| bool waiting_for_keywords_; |
| |
| // True if we're waiting for the history to be deleted. |
| bool waiting_for_clear_history_; |
| |
| // True if we're waiting for the cache to be cleared. |
| bool waiting_for_clear_cache_; |
| |
| ObserverList<Observer> observer_list_; |
| |
| // Used if we need to clear history. |
| CancelableRequestConsumer request_consumer_; |
| |
| DISALLOW_EVIL_CONSTRUCTORS(BrowsingDataRemover); |
| }; |
| |
| #endif // CHROME_BROWSER_BROWSING_DATA_REMOVER_H__ |