--- a/vtengines/videoteleng/Inc/Audio/CVtEngAudioHandler.h Tue Jan 26 12:01:21 2010 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,304 +0,0 @@
-/*
-* Copyright (c) 2004-2006 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 handler class.
-*
-*/
-
-
-
-#ifndef CVTENGAUDIOHANDLER_H
-#define CVTENGAUDIOHANDLER_H
-
-// INCLUDES
-#include <e32base.h>
-#include "MVtEngAudio.h"
-#include "CVtEngOperation.h"
-#include "MVtEngSettingPSObserver.h"
-#include "CVTEngPubSubsListener.h"
-#include "CVtEngAccessoryHandler.h"
-#include "MVtEngAccessoryObserver.h"
-// new audio routing
-#include "telephonyaudiorouting.h"
-#include "mtelephonyaudioroutingobserver.h"
-#include <rphcltserver.h>
-#include <mmf/server/sounddevice.h>
-
-// FORWARD DECLARATIONS
-class CVtEngStateManager;
-class CRoutingEnabler;
-
-/**
-* Class for audio handling.
-*
-* @lib videoteleng.lib
-* @since Series 60 2.6
-*/
-NONSHARABLE_CLASS( CVtEngAudioHandler )
- : public CBase,
- public MVtEngAudio,
- private MVtEngAccessoryObserver,
- private MTelephonyAudioRoutingObserver
- {
- public: // Constructors and destructor
-
- /**
- * Two-phased constructor.
- */
- static CVtEngAudioHandler* NewL();
-
- /**
- * Destructor.
- */
- virtual ~CVtEngAudioHandler();
-
- public: // New functions.
-
- /**
- * Performs on operation in the handler.
- * @param operation to be performed on the handler
- */
- void HandleL( CVtEngOperation& aOperation );
-
- /**
- * Creates/releases temporary DevSound instance.
- * @param aEnable
- * ETrue creates devSound
- * EFalse destructs devSound
- */
- void SetRoutingEnablerL( const TBool aEnable );
-
- /**
- * Increases audio volume
- */
- TBool IncreaseVolume();
-
- /**
- * Decreases audio volume
- */
- TBool DecreaseVolume();
-
- private: // Functions from base classes.
-
- // from MVtEngAccessoryObserver
-
- /** @see MVtEngAccessoryObserver */
- virtual void AccessoryModeChanged( const TAccMode& aMode,
- const TBool aActivated );
-
- // from MTelephonyAudioRoutingObserver
-
- /** @see MTelephonyAudioRoutingObserver::AvailableOutputsChanged */
- virtual void AvailableOutputsChanged( CTelephonyAudioRouting& aTelephonyAudioRouting );
-
- /** @see MTelephonyAudioRoutingObserver::OutputChanged */
- virtual void OutputChanged( CTelephonyAudioRouting& aTelephonyAudioRouting );
-
- /** @see MTelephonyAudioRoutingObserver::SetOutputComplete */
- virtual void SetOutputComplete( CTelephonyAudioRouting& aTelephonyAudioRouting,
- TInt aError );
-
- public: // Functions from base classes.
-
- /** @see MVtEngAudio::GetRoutingState. */
- virtual TInt GetRoutingState( TAudioRoutingState& aAudioRoutingState );
-
- /** @see MVtEngAudio::GetRoutingAvailability. */
- virtual TInt GetRoutingAvailability(
- const TAudioRoutingState aAudioRoutingState,
- TBool& aAvailable );
-
- /** @see MVtEngAudio::GetHeadsetType. */
- virtual TInt GetHeadsetType( TWiredHeadsetType& aHeadsetType );
-
- /** @see MVtEngAudio::OutputVolume. */
- virtual TInt OutputVolume( const TBool aHandsetVolume ) const;
-
- private:
-
- /**
- * C++ default constructor.
- */
- CVtEngAudioHandler();
-
- /**
- * By default Symbian 2nd phase constructor is private.
- */
- void ConstructL();
-
- /**
- * Completes operation.
- * @param aResult error code
- */
- void CompleteOperation( TInt aResult );
-
- /**
- * Sets loudspeaker on / off.
- * @param aTurnOn ETrue if on, EFalse if off
- * @param aShowNote ETrue if note is allowed to be shown, EFalse if not
- */
- void SetLoudspeakerL( TBool aTurnOn, TBool aShowNote );
-
- /**
- * Sets Bluetooth on / off.
- * @param aTurnOn ETrue if on, EFalse if off
- */
- void SetBluetoothL( TBool aTurnOn );
-
- /**
- * Updates current volume that should be used.
- */
- void UpdateCurrentVolume();
-
- /**
- * Checks if given audio output route is available.
- * @return ETrue if given audio output route is available
- */
- TBool IsOutputAvailable( const CTelephonyAudioRouting::TAudioOutput aOutput );
-
- /**
- * Modifies the volume by aDelta.
- */
- TBool AdjustVolume( const TInt aDelta );
-
- private: // Data
-
- // Enumeration flags used in the implementation.
- enum
- {
- // Handset
- EFlagHandset = 1,
- // Loudspeaker
- EFlagLoudspeaker = 2,
- // Bluetooth handsfree
- EFlagBT = 4,
- // Wired headset
- EFlagWiredHeadset = 8
- };
-
- // Accessory mode listener class.
- CVtEngAccessoryHandler* iAccHandler;
-
- // Contains the current accessory and it's audio mode.
- TAccPolAccessoryMode iAccMode;
-
- // Pointer to telephony audio routing instance
- CTelephonyAudioRouting* iTelephonyAudioRouting;
-
- // Current audio routing state
- CTelephonyAudioRouting::TAudioOutput iCurrentAudioOutput;
-
- // Holds old routing state.
- TAudioRoutingState iOldAudioRoutingState;
-
- // Pointer to an operation.
- CVtEngOperation* iOperation;
-
- /**
- * For enabling audio routing before actual
- * DevSound for play is created.
- */
- CRoutingEnabler* iRoutingEnabler;
- };
-
-/**
-* Class for handling dummy DevSound. It enables audio routing
-* before video call is connected. Proper devSound instance
-* must exist in order to control audio routing. Actual instance
-* is created in protocol in later phase of the stack
-* initialization and one in here is deleted.
-*/
-NONSHARABLE_CLASS( CRoutingEnabler ) :
- public CBase,
- private MDevSoundObserver
- {
- public: // constructor and destructor
-
- // Constructor
- static CRoutingEnabler* NewL();
-
- // Destructor
- ~CRoutingEnabler();
-
- private: // constructors
-
- // c++ constructor
- CRoutingEnabler();
-
- /**
- * Creates and starts devSound.
- */
- void StartL();
-
- public: // new functions
-
- public: // from MDevSoundObserver
-
- /**
- * @see MDevSoundObserver
- */
- virtual void InitializeComplete( TInt aError );
-
- /**
- * @see MDevSoundObserver
- */
- virtual void ToneFinished( TInt aError );
-
- /**
- * @see MDevSoundObserver
- */
- virtual void BufferToBeFilled( CMMFBuffer* aBuffer );
-
- /**
- * @see MDevSoundObserver
- */
- virtual void PlayError( TInt aError );
-
- /**
- * @see MDevSoundObserver
- */
- virtual void BufferToBeEmptied( CMMFBuffer* aBuffer );
-
- /**
- * @see MDevSoundObserver
- */
- virtual void RecordError( TInt aError );
-
- /**
- * @see MDevSoundObserver
- */
- virtual void ConvertError( TInt aError );
-
- /**
- * @see MDevSoundObserver
- */
- virtual void DeviceMessage(
- TUid aMessageType,
- const TDesC8& aMsg );
-
- private:
- // Temporary DevSound instance to enable audio routing
- // before actual instance in protocol is ready.
- // Routing can be changed already when MO call is alerting.
- CMMFDevSound* iDevSound;
-
- // Variable to detect failure in Devsound initialization or PlayInitL().
- // If failure happens, Devsound instance is deleted outside callback
- // in desctructor. ETrue; failure happened, EFalse; all OK
- TBool iDevsoundInitializeFailure;
- };
-
-
-#endif // CVTENGAUDIOHANDLER_H
-
-// End of File