--- a/upnpmpxplugins/upnpplaybackplugins/inc/upnpaudiopolicy.h Mon Nov 01 13:44:24 2010 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,191 +0,0 @@
-/*
-* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description: Audio policy implementation for upnp remote plugin
-*
-*/
-
-
-
-
-
-
-#ifndef C_UPNPAUDIOPOLICY_H
-#define C_UPNPAUDIOPOLICY_H
-
-
-#include <mmf/server/sounddevice.h> // for MDevSoundObserver
-
-// FORWARD DECLARATIONS
-class MUPnPAudioPolicyObserver;
-class CMMFBuffer;
-class CMMFDevSound;
-
-/**
- * A class that implements audio policy for upnp playback plugin.
- * It registers for DevSound for a vrtual playback handle and is
- * able to receive notifications from MMF. The purpose for this
- * is to pause upnp playback when <br>
- * - local playback begins <br>
- * - there is an incoming call <br>
- *
- * @lib upnpmusicplugins.lib
- * @since S60 v3.1
- */
-class CUPnPAudioPolicy
- : public CBase,
- public MDevSoundObserver
- {
-
-private:
-
- /**
- * State of audiopolicy
- *
- * @since Series 60 3.1
- */
- enum TAudioPolicyState
- {
- EStateUninitialised, // waiting initialise devSound, can not be used
- EStatePlaying, // audiopolicy initialized and playback started
- EStateStopped, // playback stopped
- };
-
-public: // public services
-
- /**
- * constructor
- * @param aPlaybackMachine the playback states engine
- */
- static CUPnPAudioPolicy* NewL(
- MUPnPAudioPolicyObserver& aObserver );
-
- /**
- * destructor
- */
- CUPnPAudioPolicy::~CUPnPAudioPolicy();
-
- /**
- * request for start playback
- */
- void PlayL();
-
- /**
- * indicate playback stops
- */
- void Stop();
-
-protected: // MDevSoundObserver
-
- /**
- * see MDevSoundObserver
- */
- void InitializeComplete( TInt aError );
-
- /**
- * see MDevSoundObserver
- */
- void ToneFinished( TInt aError );
-
- /**
- * see MDevSoundObserver
- */
- void BufferToBeFilled( CMMFBuffer* aBuffer );
-
- /**
- * see MDevSoundObserver
- */
- void PlayError( TInt aError );
-
- /**
- * see MDevSoundObserver
- */
- void BufferToBeEmptied( CMMFBuffer* aBuffer );
-
- /**
- * see MDevSoundObserver
- */
- void RecordError( TInt aError );
-
- /**
- * see MDevSoundObserver
- */
- void ConvertError( TInt aError );
-
- /**
- * see MDevSoundObserver
- */
- void DeviceMessage( TUid aMessageType, const TDesC8& aMsg );
-
- /**
- * see MDevSoundObserver
- */
- void SendEventToClient( const TMMFEvent& aEvent );
-
-private: // private methods
-
- /**
- * default constructor
- * @param aPlaybackMachine the playback states engine
- */
- CUPnPAudioPolicy(
- MUPnPAudioPolicyObserver& aObserver );
-
- /**
- * 2nd phase constructor
- */
- void ConstructL();
-
-private: // data
-
- /**
- * the playback states engine
- */
- MUPnPAudioPolicyObserver& iObserver;
-
- /**
- * DevSound component for MMF access
- */
- CMMFDevSound* iDevSound;
-
- /**
- * Current AudioPolicy state
- */
- TAudioPolicyState iAudioPolicyState;
-
- };
-
-/**
- * Callback interface for audio policy class
- */
-class MUPnPAudioPolicyObserver
- {
-
-public:
-
- /**
- * A conflict was found between simultaneously playing audio
- * resources. This means that this instance is active and
- * meanwhile another party starts using audio resources in
- * a way that has been defined to be illegal. The observer
- * is expected to take apropriate actions after receiving
- * this event - notifying the playback framework, which will
- * then clear all resources and inform user.
- *
- * @param aError error to be issued to playback framework
- */
- virtual void AudioConflict( TInt aError ) = 0;
-
- };
-
-#endif // C_UPNPAUDIOPOLICY_H