| // Copyright (c) 2015 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_HISTORY_COUNTER_H_ |
| #define CHROME_BROWSER_BROWSING_DATA_HISTORY_COUNTER_H_ |
| |
| #include "base/memory/weak_ptr.h" |
| #include "base/task/cancelable_task_tracker.h" |
| #include "base/timer/timer.h" |
| #include "chrome/browser/browsing_data/browsing_data_counter.h" |
| #include "components/history/core/browser/history_service.h" |
| #include "components/history/core/browser/web_history_service.h" |
| #include "components/sync_driver/sync_service_observer.h" |
| |
| class ProfileSyncService; |
| |
| class HistoryCounter: public BrowsingDataCounter, |
| public sync_driver::SyncServiceObserver { |
| public: |
| class HistoryResult : public FinishedResult { |
| public: |
| HistoryResult(const HistoryCounter* source, |
| ResultInt value, |
| bool has_synced_visits); |
| ~HistoryResult() override; |
| |
| bool has_synced_visits() const { return has_synced_visits_; } |
| |
| private: |
| bool has_synced_visits_; |
| }; |
| |
| HistoryCounter(); |
| ~HistoryCounter() override; |
| |
| void OnInitialized() override; |
| const std::string& GetPrefName() const override; |
| |
| // Whether there are counting tasks in progress. Only used for testing. |
| bool HasTrackedTasks(); |
| |
| // Make the history counter use a custom WebHistoryService instance. Only |
| // used for testing. |
| void SetWebHistoryServiceForTesting(history::WebHistoryService* service); |
| |
| private: |
| const std::string pref_name_; |
| |
| BrowsingDataCounter::ResultInt local_result_; |
| bool has_synced_visits_; |
| |
| bool local_counting_finished_; |
| bool web_counting_finished_; |
| |
| history::WebHistoryService* testing_web_history_service_; |
| |
| base::CancelableTaskTracker cancelable_task_tracker_; |
| std::unique_ptr<history::WebHistoryService::Request> web_history_request_; |
| base::OneShotTimer web_history_timeout_; |
| |
| base::ThreadChecker thread_checker_; |
| |
| ProfileSyncService* sync_service_; |
| bool history_sync_enabled_; |
| |
| base::WeakPtrFactory<HistoryCounter> weak_ptr_factory_; |
| |
| void Count() override; |
| |
| void OnGetLocalHistoryCount(history::HistoryCountResult result); |
| void OnGetWebHistoryCount(history::WebHistoryService::Request* request, |
| const base::DictionaryValue* result); |
| void OnWebHistoryTimeout(); |
| void MergeResults(); |
| |
| // SyncServiceObserver implementation. |
| void OnStateChanged() override; |
| }; |
| |
| #endif // CHROME_BROWSER_BROWSING_DATA_HISTORY_COUNTER_H_ |