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 

    17 #ifndef __MMFBTDEVSOUNDEVENTHANDLER_H

    18 #define __MMFBTDEVSOUNDEVENTHANDLER_H

    19 

    20 #include <e32base.h>

    21 #include <e32std.h>

    22 #include "MmfBtPolicyClientServer.h"

    23 

    24 class CMMFDevSoundSessionXtnd;

    25 

    26 class RMMFAudioPolicyProxy;

    27 

    28 

    29 class TMMFAudioPolicyEvent

    30 	{

    31 public:

    32 /**

    33 	Constructor.

    34 

    35 	@internalTechnology

    36 

    37 	@param "aEventType"	"A code to define the type of event."

    38 	@param "aErrorCode"	"The error code associated with the event."

    39 	@since 7.0s

    40 */

    41 //	TMMFAudioPolicyEvent(TAudioPolicyEventType aEventType, TInt aErrorCode) : iEventType(aEventType), iErrorCode(aErrorCode) {};

    42 

    43 /**

    44 	Default constructor.

    45 

    46 	Provided so this class can be packaged in a TPckgBuf<>.

    47 	@since 7.0s

    48 */

    49 	TMMFAudioPolicyEvent() : iEventType(EMMFAudioPolicyNoEvent), iErrorCode(KErrNone) {};

    50 

    51 	enum TAudioPolicyEventType

    52 		{

    53 		EMMFAudioPolicyNoEvent = 0,

    54 		EMMFAudioPolicySwitchToIdle,

    55 		EMMFAudioPolicyPriorityTooLow,

    56 		EMMFAudioPolicyResourceNotification

    57 		};

    58 

    59 	TAudioPolicyEventType iEventType;

    60 	TInt iErrorCode;

    61 	TMMFAudioPolicyState iState;				

    62 

    63 	};

    64 

    65 typedef TPckgBuf<TMMFAudioPolicyEvent> TMMFAudioPolicyEventPckg;

    66 

    67 class CMMFDevSoundEventHandler : public CActive

    68 /**

    69 *@internalTechnology

    70 */

    71 	{

    72 public:

    73 	static CMMFDevSoundEventHandler* NewL(RMMFAudioPolicyProxy* aAudioPolicyProxy);

    74 	~CMMFDevSoundEventHandler();

    75 	void ReceiveEvents();

    76 	void CancelReceiveEvents();

    77 	void RunL();

    78 	TInt RunError(TInt aError);

    79 	void DoCancel();

    80 	void SetDevSoundInfo(CMMFDevSoundSessionXtnd* aDevSound);

    81 

    82 private:

    83 	void ConstructL();

    84 	CMMFDevSoundEventHandler(RMMFAudioPolicyProxy* aAudioPolicyProxy);

    85 private:

    86 	enum {EGranularity=8};

    87 	RMMFAudioPolicyProxy*  iAudioPolicyProxy;

    88 	TMMFAudioPolicyEventPckg	iAudioPolicyEventPckg;

    89 	TRequestStatus	iRequestStatus;

    90 	TInt			iDevSoundId;

    91 	CMMFDevSoundSessionXtnd*	iDevSound;

    92 	};

    93 

    94 

    95 

    96 

    97 #endif