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// Copyright (c) 2012 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 DEVICE_BLUETOOTH_BLUETOOTH_ADAPTER_WIN_H_
#define DEVICE_BLUETOOTH_BLUETOOTH_ADAPTER_WIN_H_
#include <string>
#include <utility>
#include <vector>
#include "base/containers/hash_tables.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_vector.h"
#include "base/memory/weak_ptr.h"
#include "base/threading/thread_checker.h"
#include "device/bluetooth/bluetooth_adapter.h"
#include "device/bluetooth/bluetooth_task_manager_win.h"
namespace base {
class SequencedTaskRunner;
} // namespace base
namespace device {
class BluetoothAdapterFactory;
class BluetoothAdapterWinTest;
class BluetoothDevice;
class BluetoothAdapterWin : public BluetoothAdapter,
public BluetoothTaskManagerWin::Observer {
public:
typedef base::Callback<void()> InitCallback;
// BluetoothAdapter override
virtual void AddObserver(BluetoothAdapter::Observer* observer) OVERRIDE;
virtual void RemoveObserver(BluetoothAdapter::Observer* observer) OVERRIDE;
virtual std::string GetAddress() const OVERRIDE;
virtual std::string GetName() const OVERRIDE;
virtual bool IsInitialized() const OVERRIDE;
virtual bool IsPresent() const OVERRIDE;
virtual bool IsPowered() const OVERRIDE;
virtual void SetPowered(
bool powered,
const base::Closure& callback,
const ErrorCallback& error_callback) OVERRIDE;
virtual bool IsDiscovering() const OVERRIDE;
virtual void StartDiscovering(
const base::Closure& callback,
const ErrorCallback& error_callback) OVERRIDE;
virtual void StopDiscovering(
const base::Closure& callback,
const ErrorCallback& error_callback) OVERRIDE;
virtual void ReadLocalOutOfBandPairingData(
const BluetoothOutOfBandPairingDataCallback& callback,
const ErrorCallback& error_callback) OVERRIDE;
// BluetoothTaskManagerWin::Observer override
virtual void AdapterStateChanged(
const BluetoothTaskManagerWin::AdapterState& state) OVERRIDE;
virtual void DiscoveryStarted(bool success) OVERRIDE;
virtual void DiscoveryStopped() OVERRIDE;
virtual void DevicesDiscovered(
const ScopedVector<BluetoothTaskManagerWin::DeviceState>& devices)
OVERRIDE;
virtual void DevicesUpdated(
const ScopedVector<BluetoothTaskManagerWin::DeviceState>& devices)
OVERRIDE;
private:
friend class BluetoothAdapterFactory;
friend class BluetoothAdapterWinTest;
enum DiscoveryStatus {
NOT_DISCOVERING,
DISCOVERY_STARTING,
DISCOVERING,
DISCOVERY_STOPPING
};
explicit BluetoothAdapterWin(const InitCallback& init_callback);
virtual ~BluetoothAdapterWin();
void Init();
void InitForTest(
scoped_refptr<base::SequencedTaskRunner> ui_task_runner,
scoped_refptr<base::SequencedTaskRunner> bluetooth_task_runner);
void MaybePostStartDiscoveryTask();
void MaybePostStopDiscoveryTask();
InitCallback init_callback_;
std::string address_;
std::string name_;
bool initialized_;
bool powered_;
DiscoveryStatus discovery_status_;
base::hash_set<std::string> discovered_devices_;
std::vector<std::pair<base::Closure, ErrorCallback> >
on_start_discovery_callbacks_;
std::vector<base::Closure> on_stop_discovery_callbacks_;
size_t num_discovery_listeners_;
scoped_refptr<base::SequencedTaskRunner> ui_task_runner_;
scoped_refptr<BluetoothTaskManagerWin> task_manager_;
base::ThreadChecker thread_checker_;
// List of observers interested in event notifications from us.
ObserverList<BluetoothAdapter::Observer> observers_;
// NOTE: This should remain the last member so it'll be destroyed and
// invalidate its weak pointers before any other members are destroyed.
base::WeakPtrFactory<BluetoothAdapterWin> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(BluetoothAdapterWin);
};
} // namespace device
#endif // DEVICE_BLUETOOTH_BLUETOOTH_ADAPTER_WIN_H_
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