1 // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

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

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #ifndef AVRCPOUTGOINGCOMMANDHANDLER_H

    17 #define AVRCPOUTGOINGCOMMANDHANDLER_H

    18 

    19 /**

    20 @file

    21 @internalComponent

    22 @released

    23 */

    24 

    25 #include <e32base.h>

    26 #include <avctpservices.h>

    27 #include "commandhandlerinterface.h"

    28 

    29 using namespace SymbianAvctp;

    30 

    31 class CControlCommand;

    32 class CRcpRouter;

    33 class MRemConControlCommandInterface;

    34 class MRemConBearerObserver;

    35 NONSHARABLE_CLASS(CRcpOutgoingCommandHandler) : public CBase, public MOutgoingCommandHandler

    36 	{

    37 public:

    38 	// Construction/Destruction

    39 	static CRcpOutgoingCommandHandler* NewL(MRemConControlCommandInterface& aCommandInterface, 

    40 		MRemConBearerObserver& aObserver,

    41 		CRcpRouter& aRouter,

    42 		CDeltaTimer& aTimer);

    43 	~CRcpOutgoingCommandHandler();

    44 	

    45 	// Called from bearer

    46 	void Disconnect(TBool aClearQueue);

    47 		

    48 	// Delta timer callback functions

    49 	static TInt ResponseExpiry(TAny* aExpiryInfo);

    50 	static TInt ReleaseExpiry(TAny* aExpiryInfo);

    51 	

    52 private:

    53 	// From MOutgoingCommandHandler 

    54 	void MaxPacketSize(TInt aMtu);

    55 	void ReceiveResponse(const TDesC8& aMessageInformation, TTransactionLabel aTransLabel, TBool aIpidBitSet);	

    56 	void MessageSent(CAvrcpCommand& aCommand, TInt aSendResult);

    57 	

    58 	void SendCommandL(TUid aInterfaceUid, 

    59 		TUint aCommand, 

    60 		TUint aId,  

    61 		RBuf8& aCommandData, 

    62 		const TBTDevAddr& aAddr);

    63 	

    64 	void SendNotifyCommandL(TUid aInterfaceUid, 

    65 			TUint aCommand, 

    66 			TUint aId,  

    67 			RBuf8& aCommandData, 

    68 			const TBTDevAddr& aAddr);

    69 

    70 private:

    71 	CRcpOutgoingCommandHandler(MRemConControlCommandInterface& aCommandInterface, 

    72 		MRemConBearerObserver& aObserver,

    73 		CRcpRouter& aRouter,

    74 		CDeltaTimer& aTimer);

    75 	

    76 	// Internal send utility funcs

    77 	void CleanupUnreleased();

    78 	CControlCommand& SendCommandL(TUid aInterfaceUid,

    79 		TUint aCommand, 

    80 		TUint aId, 

    81 		RBuf8& aCommandData, 

    82 		TBool isClick, 

    83 		const TBTDevAddr& aAddr,

    84 		TBool aKnownToBearer,

    85 		TBool aNotify);	

    86 

    87 	void HandleCoreApiCommandL(TUint aCommand, 

    88 		TUint aId,  

    89 		RBuf8& aCommandData, 

    90 		const TBTDevAddr& aAddr);

    91 

    92 	void GenerateFailureResult(CControlCommand& aCommand, TInt aResult);

    93 	void GenerateCommandL(CControlCommand& aCommand, TRemConCoreApiButtonAction aButtonAct);

    94 		

    95 	// Timer functions

    96 	void ResponseExpiry(CControlCommand& aCommand);

    97 	void ReleaseExpiry(CControlCommand& aCommand);

    98 	void StartResponseTimer(CControlCommand& aCommand);

    99 	void StartReleaseTimer(CControlCommand& aCommand);

   100 	void ClearQueue(TDblQue<CControlCommand>& aQue);

   101 	void ProcessDisconnect(TDblQue<CControlCommand>& aQue, TBool aClearQueue);

   102 	CControlCommand* FindInQueue(TDblQue<CControlCommand>& aQue, SymbianAvctp::TTransactionLabel aTransLabel);

   103 	void ProcessReceiveResponse(CAVCFrame* aFrame, 

   104 								TBool aIpidBitSet,

   105 								CControlCommand* aCommand, 

   106 								TBool aNotify);

   107 private:

   108 	TTransactionLabel			iCurrentTrans;

   109 	TDblQue<CControlCommand>	iCommandQueue;

   110 	TDblQue<CControlCommand>	iNotifyCommandQueue;

   111 	

   112 	MRemConControlCommandInterface& iCommandInterface;

   113 	MRemConBearerObserver&			iObserver;

   114 	CRcpRouter&						iRouter;

   115 	CDeltaTimer&					iTimer;

   116 	

   117 	CControlCommand*			iUnreleasedCommand;

   118 	TBool					iUnreleasedHasResponse;

   119 	TInt					iReleaseTimerExpiryCount;

   120 	};

   121 

   122 #endif // AVRCPOUTGOINGCOMMANDHANDLER_H