--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phoneengine/audiohandling/inc/mpeaudiodata.h	Mon Jan 18 20:18:27 2010 +0200
@@ -0,0 +1,119 @@
+/*
+* Copyright (c) 2002-2004,2007 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:  Interface class for Audiohandling
+*
+*/
+
+
+#ifndef MPEAUDIODATA_H
+#define MPEAUDIODATA_H
+
+//  INCLUDES
+#include <pevirtualengine.h>
+#include <e32base.h>
+
+// CONSTANTS
+// None.
+
+// MACROS
+// None.
+
+// DATA TYPES
+// None
+
+// FUNCTION PROTOTYPES
+// None.
+
+// FORWARD DECLARATIONS
+// None.
+
+// CLASS DECLARATION
+/**
+*  Interface class for audiohandling
+*  
+*  @lib audiohandling.lib
+*  @since S60_5.0
+*/
+class MPEAudioData 
+    {
+    public: // New functions
+        
+        /**
+        * Retrieves Audio mute synchronously.
+        * @param  aAudioMute, audio mute is returned in this parameter.
+        */
+        virtual void GetAudioMuteSync( TBool& aAudioMute ) const = 0;
+
+        /**
+        * Retrieves Audio volume synchronously.
+        * @param  aAudioVolume, audio volume is returned in this parameter.
+        */
+        virtual void GetAudioVolumeSync( TInt& aAudioVolume ) const = 0;
+      
+        /**
+        * Handles call audio route preference changed
+        */
+        virtual TInt CallAudioRoutePreferenceChanged() = 0;
+ 
+        /**
+        * Stops the playing of dtmf tone
+        */
+        virtual void StopDtmfTonePlay() = 0; 
+
+        /**
+        * Makes synchronous request to set Audio Mute.
+        * @param  aAudioMute, mute to be set.
+        */
+        virtual void SetAudioMuteSync( const TBool aAudioMute ) = 0;
+
+        /**
+        * Makes synchronous request to set Audio Volume.
+        * @param  aAudioVolume, volume to be set.
+        */
+        virtual void SetAudioVolumeSync( const TInt aAudioVolume ) = 0;
+        
+        /**
+        * Makes request to Telephony Audio Routing to set audio output path
+        * @param aOutput, audio output path
+        * @param aShowNote, Show note status
+        * @return KErrNone or possible errorcode.
+        */
+        virtual TInt SetAudioOutput( const TPEAudioOutput aAudioMute,
+                                     TBool aShowNote ) = 0;
+        
+         /**
+        * Gets volume levels at startup.
+        */
+        virtual void StartUp() = 0;
+        
+        /**
+        * Initialises call audio route when call is alerting or answered
+        */
+        virtual TInt HandleCallStarting( TBool aVideoCall ) = 0;
+        
+        /**
+        * Initialises energency call audio route
+        */
+        virtual TInt HandleEnergencyCallStarting() = 0;
+        
+        /**
+        * Ends call audio route when call disconnected
+        */
+        virtual void HandleCallEnding() = 0;
+
+    };
+
+#endif    // MPEAUDIODATA_H     
+            
+// End of File