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// Copyright (c) 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.
#ifndef CHROMEOS_DBUS_CRAS_AUDIO_CLIENT_STUB_IMPL_H_
#define CHROMEOS_DBUS_CRAS_AUDIO_CLIENT_STUB_IMPL_H_
#include "chromeos/dbus/cras_audio_client.h"
namespace chromeos {
class CrasAudioHandlerTest;
// The CrasAudioClient implementation used on Linux desktop.
class CrasAudioClientStubImpl : public CrasAudioClient {
public:
CrasAudioClientStubImpl();
virtual ~CrasAudioClientStubImpl();
// CrasAudioClient overrides
virtual void Init(dbus::Bus* bus) OVERRIDE;
virtual void AddObserver(Observer* observer) OVERRIDE;
virtual void RemoveObserver(Observer* observer) OVERRIDE;
virtual bool HasObserver(Observer* observer) OVERRIDE;
virtual void GetVolumeState(const GetVolumeStateCallback& callback) OVERRIDE;
virtual void GetNodes(const GetNodesCallback& callback,
const ErrorCallback& error_callback) OVERRIDE;
virtual void SetOutputNodeVolume(uint64 node_id, int32 volume) OVERRIDE;
virtual void SetOutputUserMute(bool mute_on) OVERRIDE;
virtual void SetInputNodeGain(uint64 node_id, int32 gain) OVERRIDE;
virtual void SetInputMute(bool mute_on) OVERRIDE;
virtual void SetActiveOutputNode(uint64 node_id) OVERRIDE;
virtual void SetActiveInputNode(uint64 node_id) OVERRIDE;
protected:
// Helper functions for testing
virtual void SetAudioDevices(const AudioNodeList& audio_nodes);
virtual void ChangeAudioNodes(const AudioNodeList& new_nodes);
private:
friend class CrasAudioHandlerTest;
VolumeState volume_state_;
AudioNodeList node_list_;
uint64 active_input_node_id_;
uint64 active_output_node_id_;
ObserverList<Observer> observers_;
DISALLOW_COPY_AND_ASSIGN(CrasAudioClientStubImpl);
};
} // namespace chromeos
#endif // CHROMEOS_DBUS_CRAS_AUDIO_CLIENT_STUB_IMPL_H_
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