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/*
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* Copyright (c) 2004 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: This file contains definitions of GlobalAudioSettings observer.
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*
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*/
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#ifndef MGLOBALAUDIOSETTINGSOBSERVER_H
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#define MGLOBALAUDIOSETTINGSOBSERVER_H
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// CONSTANTS
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// CLASS DECLARATION
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/**
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* An interface to Global Audio Settings observer callback functions.
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*
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* This serves as the method of communication between the client and the
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* CGlobalAudioSettings object.
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*
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* The class is a mixin and is intended to be inherited by the client class
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* that is interested in observing the global audio settings. The functions
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* encapsulated by this class are called when events occur which causes device
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* audio settings to be changed that affects the overall audio behavior.
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*
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* @lib GlobalAudioSettings.lib
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* @since 3.2
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*/
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class MAudioSettingsObserver
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{
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public:
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enum TGASEventId
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{
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EGASWarningTones,
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EGASMessageTones,
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EGASSilentProfile,
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EGASVibra,
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EGASMessageToneName,
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EGASEmailToneName,
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EGASRingingType,
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EGASVideoCallToneName,
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EGASRingingTone1Name,
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EGASRingingTone2Name,
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EGASKeyPadVolume,
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EGASSilenceMode
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};
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public:
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/**
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* Invoked by the Global Audio Settings object when audio setting has changed.
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*
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* @since 3.2
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* @param CGlobalAudioSettings& A reference to Global Audio Settings object
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* which invoked the callback.
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* @param aSetting Specific id of the audio setting that changed.
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*/
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virtual void SettingsChanged(CGlobalAudioSettings& aGlobalAudioSettings, TGASEventId aSetting) = 0;
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};
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#endif // MGLOBALAUDIOSETTINGSOBSERVER_H
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// End of File
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