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// Copyright 2013 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.
#include "chromeos/dbus/bluetooth_input_client.h"
#include <map>
#include "base/logging.h"
#include "base/stl_util.h"
#include "dbus/bus.h"
#include "dbus/message.h"
#include "dbus/object_manager.h"
#include "dbus/object_path.h"
#include "dbus/object_proxy.h"
#include "third_party/cros_system_api/dbus/service_constants.h"
namespace chromeos {
BluetoothInputClient::Properties::Properties(
dbus::ObjectProxy* object_proxy,
const std::string& interface_name,
const PropertyChangedCallback& callback)
: dbus::PropertySet(object_proxy, interface_name, callback) {
RegisterProperty(bluetooth_input::kReconnectModeProperty, &reconnect_mode);
}
BluetoothInputClient::Properties::~Properties() {
}
// The BluetoothInputClient implementation used in production.
class BluetoothInputClientImpl
: public BluetoothInputClient,
public dbus::ObjectManager::Interface {
public:
BluetoothInputClientImpl() : object_manager_(NULL), weak_ptr_factory_(this) {}
virtual ~BluetoothInputClientImpl() {
object_manager_->UnregisterInterface(
bluetooth_input::kBluetoothInputInterface);
}
// BluetoothInputClient override.
virtual void AddObserver(BluetoothInputClient::Observer* observer)
OVERRIDE {
DCHECK(observer);
observers_.AddObserver(observer);
}
// BluetoothInputClient override.
virtual void RemoveObserver(BluetoothInputClient::Observer* observer)
OVERRIDE {
DCHECK(observer);
observers_.RemoveObserver(observer);
}
// dbus::ObjectManager::Interface override.
virtual dbus::PropertySet* CreateProperties(
dbus::ObjectProxy* object_proxy,
const dbus::ObjectPath& object_path,
const std::string& interface_name) OVERRIDE {
Properties* properties = new Properties(
object_proxy,
interface_name,
base::Bind(&BluetoothInputClientImpl::OnPropertyChanged,
weak_ptr_factory_.GetWeakPtr(),
object_path));
return static_cast<dbus::PropertySet*>(properties);
}
// BluetoothInputClient override.
virtual Properties* GetProperties(const dbus::ObjectPath& object_path)
OVERRIDE {
return static_cast<Properties*>(
object_manager_->GetProperties(
object_path,
bluetooth_input::kBluetoothInputInterface));
}
protected:
virtual void Init(dbus::Bus* bus) OVERRIDE {
object_manager_ = bus->GetObjectManager(
bluetooth_object_manager::kBluetoothObjectManagerServiceName,
dbus::ObjectPath(
bluetooth_object_manager::kBluetoothObjectManagerServicePath));
object_manager_->RegisterInterface(
bluetooth_input::kBluetoothInputInterface, this);
}
private:
// Called by dbus::ObjectManager when an object with the input interface
// is created. Informs observers.
virtual void ObjectAdded(const dbus::ObjectPath& object_path,
const std::string& interface_name) OVERRIDE {
FOR_EACH_OBSERVER(BluetoothInputClient::Observer, observers_,
InputAdded(object_path));
}
// Called by dbus::ObjectManager when an object with the input interface
// is removed. Informs observers.
virtual void ObjectRemoved(const dbus::ObjectPath& object_path,
const std::string& interface_name) OVERRIDE {
FOR_EACH_OBSERVER(BluetoothInputClient::Observer, observers_,
InputRemoved(object_path));
}
// Called by BluetoothPropertySet when a property value is changed,
// either by result of a signal or response to a GetAll() or Get()
// call. Informs observers.
void OnPropertyChanged(const dbus::ObjectPath& object_path,
const std::string& property_name) {
FOR_EACH_OBSERVER(BluetoothInputClient::Observer, observers_,
InputPropertyChanged(object_path, property_name));
}
dbus::ObjectManager* object_manager_;
// List of observers interested in event notifications from us.
ObserverList<BluetoothInputClient::Observer> observers_;
// Weak pointer factory for generating 'this' pointers that might live longer
// than we do.
// 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<BluetoothInputClientImpl> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(BluetoothInputClientImpl);
};
BluetoothInputClient::BluetoothInputClient() {
}
BluetoothInputClient::~BluetoothInputClient() {
}
BluetoothInputClient* BluetoothInputClient::Create() {
return new BluetoothInputClientImpl();
}
} // namespace chromeos
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