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// Copyright (c) 2008-2009 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 A3FDEVSOUNDAUDIOPAUSERESUME_H
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#define A3FDEVSOUNDAUDIOPAUSERESUME_H
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/**
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* @publishedPartner
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* @released
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* @file
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*/
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#include <e32base.h>
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/**
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* KUIdAudioResourceNotification – To get the interface of MAutoPauseResume from context.
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*/
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const TInt KUIdAudioResourceNotificationValue = 0x10285D3B;
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const TUid KUIdAudioResourceNotification = {KUIdAudioResourceNotificationValue};
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/**
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Defines the interface for observing auto pause and resume events
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*/
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class MA3FDevSoundAutoPauseResumeObserver
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{
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public:
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/*
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Notifies the DevSound Adaptor that the resource is available.
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*/
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virtual void NotifyResume() = 0;
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};
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/**
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Interface providing support for AutoPauseResume Register, Cancel and WillResumePlay.
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*/
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class MA3FDevSoundAutoPauseResume
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{
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public:
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/*
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Registers the Event for Notification when resource is avaliable.
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@param TUid aEventType The event which the client is notified of.
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@param TDesC8 &aNotificationRegistrationData Notification registration specific data.
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@param MA3FDevSoundAutoPauseResumeObserver* aObserverPtr An Observer to receive the notification.
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@return An error code indicating if the registration was successful. KErrNone on success, otherwise another of the system-wide error codes.
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*/
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virtual TInt RegisterAsClient(TUid aEventType, const TDesC8& aNotificationRegistrationData, MA3FDevSoundAutoPauseResumeObserver* aObserverPtr) = 0;
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/*
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Cancels the registered notification event.
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@param TUid aEventType The Event to notify the client.
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@return An error code indicating if the cancel registration was successful. KErrNone on success, otherwise another of the system-wide error codes.
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*/
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virtual TInt CancelRegisterAsClient(TUid aEventType) = 0;
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/*
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Waits for the client to resume the play even after the default timer expires.
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@return An error code indicating if the function call was successful. KErrNone on success, otherwise another of the system-wide error codes.
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*/
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virtual TInt WillResumePlay() = 0;
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};
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#endif //A3FDEVSOUNDAUDIOPAUSERESUME_H
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