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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 CHROMEOS_DBUS_BLUETOOTH_MANAGER_CLIENT_H_
#define CHROMEOS_DBUS_BLUETOOTH_MANAGER_CLIENT_H_
#include <string>
#include <vector>
#include "base/callback.h"
#include "base/observer_list.h"
#include "chromeos/chromeos_export.h"
#include "chromeos/dbus/bluetooth_property.h"
#include "chromeos/dbus/dbus_client_implementation_type.h"
#include "dbus/object_path.h"
namespace dbus {
class Bus;
} // namespace dbus
namespace chromeos {
// BluetoothManagerClient is used to communicate with the bluetooth
// daemon's Manager interface.
class CHROMEOS_EXPORT BluetoothManagerClient {
public:
// Structure of properties associated with the bluetooth manager.
struct Properties : public BluetoothPropertySet {
// List of object paths of local Bluetooth adapters. Read-only.
dbus::Property<std::vector<dbus::ObjectPath> > adapters;
Properties(dbus::ObjectProxy* object_proxy,
const PropertyChangedCallback& callback);
virtual ~Properties();
};
// Interface for observing changes from the bluetooth manager.
class Observer {
public:
virtual ~Observer() {}
// Called when the manager has a change in value of the property
// named |property_name|.
virtual void ManagerPropertyChanged(const std::string& property_name) {}
// Called when a local bluetooth adapter is added.
// |object_path| is the dbus object path of the adapter.
virtual void AdapterAdded(const dbus::ObjectPath& object_path) {}
// Called when a local bluetooth adapter is removed.
// |object_path| is the dbus object path of the adapter.
virtual void AdapterRemoved(const dbus::ObjectPath& object_path) {}
// Called when the default local bluetooth adapter changes.
// |object_path| is the dbus object path of the new default adapter.
// Not called if all adapters are removed.
virtual void DefaultAdapterChanged(const dbus::ObjectPath& object_path) {}
};
virtual ~BluetoothManagerClient();
// Adds and removes observers.
virtual void AddObserver(Observer* observer) = 0;
virtual void RemoveObserver(Observer* observer) = 0;
// Obtain the properties for the manager, any values should be copied
// if needed.
virtual Properties* GetProperties() = 0;
// The AdapterCallback is used for both the DefaultAdapter() and
// FindAdapter() methods. It receives two arguments, the |object_path|
// of the adapter and |success| which indicates whether or not the request
// succeeded.
typedef base::Callback<void(const dbus::ObjectPath&, bool)> AdapterCallback;
// Retrieves the dbus object path for the default adapter.
// The default adapter is the preferred local bluetooth interface when a
// client does not specify a particular interface.
virtual void DefaultAdapter(const AdapterCallback& callback) = 0;
// Retrieves the dbus object path for the adapter with the address |address|,
// which may also be an interface name.
virtual void FindAdapter(const std::string& address,
const AdapterCallback& callback) = 0;
// Creates the instance.
static BluetoothManagerClient* Create(DBusClientImplementationType type,
dbus::Bus* bus);
protected:
BluetoothManagerClient();
private:
DISALLOW_COPY_AND_ASSIGN(BluetoothManagerClient);
};
} // namespace chromeos
#endif // CHROMEOS_DBUS_BLUETOOTH_MANAGER_CLIENT_H_
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