vtengines/videoteleng/Inc/Audio/CVtEngAudioHandler.h
changeset 18 d9b6a8729acd
parent 4 6dc066157ed4
child 23 c378a0498b84
child 27 dcbddbbaf8fd
--- 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