1 // Copyright (c) 2001-2009 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 __MMFAUDIOPOLICYSESSION_H__

    17 #define __MMFAUDIOPOLICYSESSION_H__

    18 

    19 #include <e32base.h>

    20 #include <e32std.h>

    21 #include <mmf/common/mmfipc.h>

    22 #ifdef SYMBIAN_ENABLE_SPLIT_HEADERS

    23 #include <mmf/common/mmfipcserver.h>

    24 #endif

    25 #include "MmfAudioPolicyRequest.h"  

    26 #include "MmfPolicyClientServer.h"

    27 #include "MmfDevSoundEventHandler.h"

    28 #include <mmf/common/mmfstandardcustomcommands.h>

    29 

    30 class CMMFAudioPolicyEventReceiver : public CBase

    31 /**

    32 *@internalTechnology

    33 */

    34 	{

    35 public:

    36 	static CMMFAudioPolicyEventReceiver* NewL(const RMmfIpcMessage& aMessage);

    37 	~CMMFAudioPolicyEventReceiver();

    38 	void SendEvent(const TMMFAudioPolicyEvent& aEvent);

    39 	void SendEvent(const TMMFEvent& aEvent);

    40 private:

    41 	CMMFAudioPolicyEventReceiver(const RMmfIpcMessage& aMessage);

    42 private:

    43 	RMmfIpcMessage iMessage;

    44 	TBool iNeedToCompleteMessage;

    45 	};

    46 

    47 class CAudioPolicy;

    48 class CMMFAudioPolicyServer;

    49 

    50 

    51 

    52 

    53 class CMMFAudioPolicySession : public CMmfIpcSession

    54 /**

    55 *@internalTechnology

    56 */

    57 	{

    58 public:

    59 	static CMMFAudioPolicySession* NewL();

    60 	~CMMFAudioPolicySession();

    61 	void CreateL(const CMmfIpcServer& aServer);

    62 	void ServiceL(const RMmfIpcMessage& aMessage);

    63 	CMMFAudioPolicyRequest* AudioPolicyRequest(void) {return iAudioPolicyRequest;};

    64 	TInt PolicySessionId(void) {return iPolicySessionId;};

    65 	void SendEventToClient(const TMMFAudioPolicyEvent& aEvent);

    66 	CMMFAudioPolicyServer* Server();

    67 	void ClearEventQ();

    68 

    69 private:

    70 	class TMMFAudioPolicyEventHolder

    71 		{

    72 	public:

    73 		TMMFAudioPolicyEventHolder(const TMMFAudioPolicyEvent& aEvent, TBool aNeedsDeletion) : 	iEvent(aEvent),

    74 																								iShallBeDeleted(aNeedsDeletion) {};

    75 		TMMFAudioPolicyEvent iEvent;

    76 		const TBool iShallBeDeleted;

    77 		TSglQueLink iLink;

    78 		};

    79 

    80 private:

    81 	CMMFAudioPolicySession();

    82 	void ConstructL();

    83 	void MakeRequestL(const RMmfIpcMessage& aMessage);

    84 	TBool UpdateStateL(const RMmfIpcMessage& aMessage);

    85 	TBool ReceiveEventsL(const RMmfIpcMessage& aMessage);

    86 	TBool CancelReceiveEvents();

    87 	TBool GetPlayFormatsSupportedL(const RMmfIpcMessage& aMessage);

    88 	TBool GetRecordFormatsSupportedL(const RMmfIpcMessage& aMessage);

    89 	TBool GetPlayFormatL(const RMmfIpcMessage& aMessage);

    90 	TBool GetRecordFormatL(const RMmfIpcMessage& aMessage);

    91 	TBool SetDevSoundInfoL(const RMmfIpcMessage& aMessage);

    92 	TBool LaunchRequest();

    93 	TBool RequestResourceNotificationL(const RMmfIpcMessage& aMessage);

    94 	TBool CancelRequestResourceNotificationL(const RMmfIpcMessage& aMessage);

    95 	TBool StopNotificationL(const RMmfIpcMessage& aMessage);

    96 	TBool GetResourceNotificationEventL(const RMmfIpcMessage& aMessage) const;

    97 	CMMFAudioPolicyServer* iServer;

    98 	CMMFAudioPolicyRequest* iAudioPolicyRequest;

    99 	CAudioPolicy* iAudioPolicy;

   100 	CMMFAudioPolicyEventReceiver* iEventReceiver;

   101 	TSglQue<TMMFAudioPolicyEventHolder> iEventsQue;

   102 	TInt iPolicySessionId;

   103 	TInt iDevSoundId;

   104 	TMMFAudioPolicyPrioritySettings	iAudioPolicyPrioritySettings;

   105 	TMMFAudioPolicyEventHolder 	iNoMemoryEventHolder;

   106 	TBool iNoMemoryEventUsed;

   107 	TInt iEventQSize;

   108 	};

   109 

   110 

   111 #endif