| // Copyright 2020 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COMPONENTS_BROWSER_SYNC_ACTIVE_DEVICES_PROVIDER_IMPL_H_ |
| #define COMPONENTS_BROWSER_SYNC_ACTIVE_DEVICES_PROVIDER_IMPL_H_ |
| |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "base/memory/raw_ptr.h" |
| #include "base/scoped_observation.h" |
| #include "base/sequence_checker.h" |
| #include "base/time/clock.h" |
| #include "components/sync/service/active_devices_provider.h" |
| #include "components/sync_device_info/device_info_tracker.h" |
| |
| namespace browser_sync { |
| |
| class ActiveDevicesProviderImpl : public syncer::ActiveDevicesProvider, |
| public syncer::DeviceInfoTracker::Observer { |
| public: |
| ActiveDevicesProviderImpl(syncer::DeviceInfoTracker* device_info_tracker, |
| base::Clock* clock); |
| ActiveDevicesProviderImpl(const ActiveDevicesProviderImpl&) = delete; |
| ActiveDevicesProviderImpl& operator=(const ActiveDevicesProviderImpl&) = |
| delete; |
| |
| ~ActiveDevicesProviderImpl() override; |
| |
| // syncer::ActiveDevicesProvider implementation. |
| syncer::ActiveDevicesInvalidationInfo CalculateInvalidationInfo( |
| const std::string& local_cache_guid) const override; |
| |
| void SetActiveDevicesChangedCallback( |
| ActiveDevicesChangedCallback callback) override; |
| |
| // syncer::DeviceInfoTracker::Observer implementation. |
| void OnDeviceInfoChange() override; |
| |
| private: |
| std::vector<const syncer::DeviceInfo*> GetActiveDevicesSortedByUpdateTime() |
| const; |
| |
| const raw_ptr<syncer::DeviceInfoTracker> device_info_tracker_; |
| const raw_ptr<const base::Clock> clock_; |
| ActiveDevicesChangedCallback callback_; |
| |
| base::ScopedObservation<syncer::DeviceInfoTracker, |
| syncer::DeviceInfoTracker::Observer> |
| device_info_tracker_observation_{this}; |
| |
| SEQUENCE_CHECKER(sequence_checker_); |
| }; |
| |
| } // namespace browser_sync |
| |
| #endif // COMPONENTS_BROWSER_SYNC_ACTIVE_DEVICES_PROVIDER_IMPL_H_ |