1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/mm/mmresourcemgmt/mmresctrl/inc/mmrcadaptationproxy.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,147 @@
     1.4 +// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of "Eclipse Public License v1.0"
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +// mmrcserverphysicaladaptation.h
    1.18 +// 
    1.19 +//
    1.20 +
    1.21 +#ifndef MMRCPHYSICALADAPTATION_H_
    1.22 +#define MMRCPHYSICALADAPTATION_H_
    1.23 +
    1.24 +#include <e32std.h>
    1.25 +#include <e32base.h>
    1.26 +#include <a3f/a3fbase.h>
    1.27 +#include <a3f/a3f_trace_utils.h>
    1.28 +#include "mmrcclientserver.h"
    1.29 +#include "maudiostreamadaptationobserver.h"
    1.30 +
    1.31 +class MLogicalChain;
    1.32 +class MAudioContext;
    1.33 +class CFourCCConvertor;
    1.34 +class CMMRCServerSideAdaptationResponseAO;
    1.35 +class CAudioStreamAdaptation;
    1.36 +class CMMRCServerSession;
    1.37 +
    1.38 +//------------------------------------------------------------------------------------
    1.39 +// CMMRCClientSideServerRequestToAdaptationAO
    1.40 +//------------------------------------------------------------------------------------
    1.41 +
    1.42 +/**
    1.43 +@internalComponent
    1.44 +
    1.45 +This class implements the proxy to the Physical adaptation.
    1.46 +The main purpose of this class is to communicate with the physical resource manager.
    1.47 +*/
    1.48 +NONSHARABLE_CLASS( CMMRCClientSideServerRequestToAdaptationAO ): public CActive, public MAudioStreamAdaptationObserver
    1.49 +	{
    1.50 +public:
    1.51 +	/**
    1.52 +	 * Constructs, and returns a pointer to, a new CMMRCClientSideServerRequestToAdaptationAO object.
    1.53 +	 * Leaves on failure.
    1.54 +	 * @param CMMRCServerController& A reference on the MMRC Server controller
    1.55 +	 * @return CMMRCClientSideServerRequestToAdaptationAO* A pointer to newly created utlitly object.
    1.56 +	 */
    1.57 +	IMPORT_C static CMMRCClientSideServerRequestToAdaptationAO* NewL( );
    1.58 +
    1.59 +	/**
    1.60 +	 * Destructor.
    1.61 +	 */
    1.62 +	~CMMRCClientSideServerRequestToAdaptationAO( );
    1.63 +
    1.64 +public:
    1.65 +	void Initialize(CMMRCServerSession* aServerSession,
    1.66 +					CMMRCServerSideAdaptationResponseAO* aCallback,
    1.67 +					RThread* aClientThread,
    1.68 +					const CFourCCConvertor& aFourCCConvertor);
    1.69 +
    1.70 +	void Service(TUint aRequestType);
    1.71 +
    1.72 +	/**
    1.73 +	 * Callback in case of timeout
    1.74 +	 */
    1.75 +	void ResourceRequestAcknowledgmentTimeout( );
    1.76 +
    1.77 +	// from MAudioStreamAdaptationObserver
    1.78 +	void PhysicalAdaptationEvent(TPhysicalEvent aEvent, TInt aError);
    1.79 +	void StateEvent(TInt aReason, TAudioState aNewState);
    1.80 +	void AddProcessingUnitComplete(TUid aType, TInt aError);
    1.81 +	void RemoveProcessingUnitComplete(TUid aType, TInt aError);
    1.82 +	void ProcessingFinished();
    1.83 +	void FlushComplete(TInt aError);
    1.84 +
    1.85 +	//From CActive
    1.86 +	virtual void RunL();
    1.87 +	virtual void DoCancel();
    1.88 +
    1.89 +private:
    1.90 +	/**
    1.91 +	 * By default Symbian 2nd phase constructor is private.
    1.92 +	 * @param CMMRCServerController& A reference on the MMRC Server controller
    1.93 +	 */
    1.94 +	CMMRCClientSideServerRequestToAdaptationAO( );
    1.95 +
    1.96 +	void TidyUp();
    1.97 +
    1.98 +	/**
    1.99 +	 * By default Symbian 2nd phase constructor is private.
   1.100 +	 */
   1.101 +	void ConstructL( );
   1.102 +
   1.103 +private:
   1.104 +	//owned
   1.105 +	CAudioStreamAdaptation* iStreamAdaptation;
   1.106 +
   1.107 +	//not owned
   1.108 +	RThread* iClientThread;
   1.109 +	CMMRCServerSession* iServerSession;
   1.110 +	CMMRCServerSideAdaptationResponseAO* iMMRCServerSideAdaptationResponseAO;
   1.111 +
   1.112 +	MLogicalChain* iLogicalChainRequested;
   1.113 +	MLogicalChain* iLogicalChainLastCommited;
   1.114 +	MAudioContext* iAudioContext;
   1.115 +	TInt iRequestsProcessed;
   1.116 +	TUint iRequestType;
   1.117 +	};
   1.118 +
   1.119 +//------------------------------------------------------------------------------------
   1.120 +// CMMRCServerSideAdaptationResponseAO
   1.121 +//------------------------------------------------------------------------------------
   1.122 +
   1.123 +/**
   1.124 +@internalComponent
   1.125 +
   1.126 +*/
   1.127 +NONSHARABLE_CLASS( CMMRCServerSideAdaptationResponseAO ) : public CActive
   1.128 +	{
   1.129 +public:
   1.130 +	~CMMRCServerSideAdaptationResponseAO();
   1.131 +	static CMMRCServerSideAdaptationResponseAO* NewL();
   1.132 +	void Initialize(CMMRCServerSession* aServerSession, RThread* iServerThread );
   1.133 +	void Service(TMMRCAdaptationToServerRequestResults aEvent, TInt aError);
   1.134 +	void StartAdaptationListening();
   1.135 +private:
   1.136 +	CMMRCServerSideAdaptationResponseAO();
   1.137 +	void ConstructL( );
   1.138 +	void RunL( );
   1.139 +	void DoCancel( );
   1.140 +
   1.141 +private:
   1.142 +	//not owned
   1.143 +	CMMRCServerSession* iMMRCServerSession;
   1.144 +	RThread* iServerThread;
   1.145 +
   1.146 +	TMMRCAdaptationToServerRequestResults iEvent;
   1.147 +	TInt iError;
   1.148 +	};
   1.149 +
   1.150 +#endif /*MMRCPHYSICALADAPTATION_H_*/