os/mm/devsound/sounddevbt/src/server/MmfBtDevSoundEventHandler.h
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
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// Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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#ifndef __MMFBTDEVSOUNDEVENTHANDLER_H
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#define __MMFBTDEVSOUNDEVENTHANDLER_H
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#include <e32base.h>
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#include <e32std.h>
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#include "MmfBtPolicyClientServer.h"
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class CMMFDevSoundSessionXtnd;
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class RMMFAudioPolicyProxy;
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class TMMFAudioPolicyEvent
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	{
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public:
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/**
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	Constructor.
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	@internalTechnology
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	@param "aEventType"	"A code to define the type of event."
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	@param "aErrorCode"	"The error code associated with the event."
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	@since 7.0s
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*/
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//	TMMFAudioPolicyEvent(TAudioPolicyEventType aEventType, TInt aErrorCode) : iEventType(aEventType), iErrorCode(aErrorCode) {};
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/**
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	Default constructor.
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	Provided so this class can be packaged in a TPckgBuf<>.
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	@since 7.0s
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*/
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	TMMFAudioPolicyEvent() : iEventType(EMMFAudioPolicyNoEvent), iErrorCode(KErrNone) {};
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	enum TAudioPolicyEventType
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		{
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		EMMFAudioPolicyNoEvent = 0,
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		EMMFAudioPolicySwitchToIdle,
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		EMMFAudioPolicyPriorityTooLow,
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		EMMFAudioPolicyResourceNotification
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		};
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	TAudioPolicyEventType iEventType;
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	TInt iErrorCode;
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	TMMFAudioPolicyState iState;				
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	};
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typedef TPckgBuf<TMMFAudioPolicyEvent> TMMFAudioPolicyEventPckg;
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class CMMFDevSoundEventHandler : public CActive
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/**
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*@internalTechnology
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*/
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	{
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public:
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	static CMMFDevSoundEventHandler* NewL(RMMFAudioPolicyProxy* aAudioPolicyProxy);
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	~CMMFDevSoundEventHandler();
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	void ReceiveEvents();
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	void CancelReceiveEvents();
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	void RunL();
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	TInt RunError(TInt aError);
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	void DoCancel();
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	void SetDevSoundInfo(CMMFDevSoundSessionXtnd* aDevSound);
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private:
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	void ConstructL();
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	CMMFDevSoundEventHandler(RMMFAudioPolicyProxy* aAudioPolicyProxy);
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private:
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	enum {EGranularity=8};
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	RMMFAudioPolicyProxy*  iAudioPolicyProxy;
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	TMMFAudioPolicyEventPckg	iAudioPolicyEventPckg;
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	TRequestStatus	iRequestStatus;
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	TInt			iDevSoundId;
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	CMMFDevSoundSessionXtnd*	iDevSound;
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	};
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#endif