// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

#ifndef A3FCISTUBEXTN_H

#define A3FCISTUBEXTN_H

#include <e32base.h>

#include <a3f/mmfdevsoundcustominterfaceextensions.h>

#include <a3f/maudiocontext.h>

#include <a3f/maudiocontextobserver.h>

#include <test/mmaudio/testsetvol.h>

class CSetVol;

enum TSetVolCommands

    {

    ETestSetVolIfSetVolCommand,

    ETestSetVolIfVolCommand,

    };

/**

*

* CA3fClientCiStubExtn

*

* stub version of MDevSoundCIClientExtension 

* Always fails to open CIs, but simulates presence of object

*/

class CA3fClientCiStubExtn : public CBase,

			   		   		 public MDevSoundCIClientExtension,

			   		   		 public MTestSetVolIf

	{

public:

	static MDevSoundCIClientExtension* NewL();

	~CA3fClientCiStubExtn();

protected:	

	// from MDevSoundCIClientExtension

	TInt Setup(MCustomCommand& aCustomCommand);

	TInt CustomInterfaceExtension(TUid aUid, TAny*& aInterface);

	void Release();

	void PassDestructorKey(TUid aDestructorKey);

	// from MTestSetVolIf

	TInt SetVol(TInt aVolume);

	TInt Vol(TInt aMaxVolume);

protected:

	TUid iKey;

	MCustomCommand* iCommand; // not owned

	HBufC* iDummyBuffer;

	};

/**

*

* CA3fServerCiStubExtn

*

* stub version of MDevSoundCIServerExtension 

* Always fails to open CIs, but simulates presence of object

*/

class CA3fServerCiStubExtn : public CBase,

			   		   		 public MDevSoundCIServerExtension

	{

public:

	static MDevSoundCIServerExtension* NewL();

	~CA3fServerCiStubExtn();

protected:	

	// from MDevSoundCIServerExtension

	TInt Setup(MCustomInterface& aInterface);

	TInt HandleMessageL(const RMmfIpcMessage& aMessage);

	void Release();

	void PassDestructorKey(TUid aDestructorKey);

protected:

	TUid iKey;

	MCustomInterface* iInterface; // not owned

	HBufC* iDummyBuffer;

	CSetVol* iSetVol;

	};

// CAVEAT - for testing only

class CSetVol : public CBase,

				public MAudioContextObserver

	{

public:

	static CSetVol* NewL(MCustomInterface& aCustomInterface);

	~CSetVol();

	TInt HandleMessageL(const RMmfIpcMessage& aMessage);

	// from MAudioContextObserver

	void ContextEvent(TUid aEvent, TInt aError);

private:

	CSetVol(MCustomInterface& aCustomInterface);

	void ConstructL();

	void UpdateA3fPointers();

	void SetVolumeL(TInt aVol);

	TInt VolumeL(TInt aMaxVolume);

	MCustomInterface* iInterface; // not owned

	MAudioContext* iContext;

	MAudioStream* iStream;

	MAudioProcessingUnit* iGain;

	CActiveSchedulerWait* iWait;

	TInt iError;

	};

#endif