bluetooth_enabled_provider.h 1.8 KB

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  1. // Copyright 2021 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. #ifndef ASH_QUICK_PAIR_FEATURE_STATUS_TRACKER_BLUETOOTH_ENABLED_PROVIDER_H_
  5. #define ASH_QUICK_PAIR_FEATURE_STATUS_TRACKER_BLUETOOTH_ENABLED_PROVIDER_H_
  6. #include "ash/quick_pair/feature_status_tracker/base_enabled_provider.h"
  7. #include "base/memory/scoped_refptr.h"
  8. #include "base/memory/weak_ptr.h"
  9. #include "base/scoped_observation.h"
  10. #include "device/bluetooth/bluetooth_adapter.h"
  11. namespace ash {
  12. namespace quick_pair {
  13. // Observes BluetoothAdapter::IsPowered state and exposes a callback to be
  14. // notified on changes.
  15. class BluetoothEnabledProvider : public BaseEnabledProvider,
  16. public device::BluetoothAdapter::Observer {
  17. public:
  18. BluetoothEnabledProvider();
  19. ~BluetoothEnabledProvider() override;
  20. private:
  21. // BluetoothAdapter::Observer
  22. void AdapterPoweredChanged(device::BluetoothAdapter* adapter,
  23. bool powered) override;
  24. void AdapterPresentChanged(device::BluetoothAdapter* adapter,
  25. bool present) override;
  26. void LowEnergyScanSessionHardwareOffloadingStatusChanged(
  27. device::BluetoothAdapter::LowEnergyScanSessionHardwareOffloadingStatus
  28. status) override;
  29. void OnAdapterReceived(scoped_refptr<device::BluetoothAdapter> adapter);
  30. void Update();
  31. base::ScopedObservation<device::BluetoothAdapter,
  32. device::BluetoothAdapter::Observer>
  33. adapter_observation_{this};
  34. scoped_refptr<device::BluetoothAdapter> adapter_;
  35. base::WeakPtrFactory<BluetoothEnabledProvider> weak_factory_{this};
  36. };
  37. } // namespace quick_pair
  38. } // namespace ash
  39. #endif // ASH_QUICK_PAIR_FEATURE_STATUS_TRACKER_BLUETOOTH_ENABLED_PROVIDER_H_