--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sipvoipprovider/inc/svpvolumeobserver.h	Mon Jan 18 20:12:36 2010 +0200
@@ -0,0 +1,145 @@
+/*
+* Copyright (c) 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:  Provides a central repository observer for telephone volume
+*
+*/
+
+
+#ifndef CSVPVOLUMEOBSERVER_H
+#define CSVPVOLUMEOBSERVER_H
+
+#include <e32base.h>
+#include <cenrepnotifyhandler.h>
+#include <MTelephonyAudioRoutingObserver.h>
+#include "svputdefs.h"
+
+// FORWARD DECLARATIONS
+class MSVPVolumeUpdateObserver;
+class CTelephonyAudioRouting;
+
+ /**
+  *  Provides a telephone volume for SVP session.
+  *
+  *  @lib svp.dll
+  *  @since S60 3.2
+  */
+class CSVPVolumeObserver : public CBase,
+                           public MCenRepNotifyHandlerCallback,
+                           public MTelephonyAudioRoutingObserver 
+    {
+    public: // default constructor and destructor
+           
+        /**
+         * Two-phased constructor.
+         */
+        static CSVPVolumeObserver* NewL(
+            MSVPVolumeUpdateObserver& aObserver );
+        
+        /**
+         * Destructor.
+         */
+        virtual ~CSVPVolumeObserver();
+            
+    private:
+    
+        // from MTelephonyAudioRoutingObserver
+       
+        void AvailableOutputsChanged(
+            CTelephonyAudioRouting& aTelephonyAudioRouting );
+        
+        void OutputChanged( CTelephonyAudioRouting& aTelephonyAudioRouting );
+        
+        void SetOutputComplete(
+            CTelephonyAudioRouting& aTelephonyAudioRouting, TInt aError );
+        
+        // from MCenRepNotifyHandlerCallback
+        
+        /**
+          Notifies when a generic value has been changed
+          @since S60 3.2
+          @param aId Id of the key that has changed
+         */
+        void HandleNotifyGeneric( TUint32 aId );
+        
+    private:
+
+        /**
+         * C++ default constructor.
+         */
+        CSVPVolumeObserver( MSVPVolumeUpdateObserver& aObserver );
+
+        /**
+         * By default Symbian 2nd phase constructor is private.
+         */
+        void ConstructL();
+         
+    private:    // Data
+           
+        /**
+         * Current telephone IHF volume setting
+         */
+        TInt iCurrentIhfVolume;
+
+        /**
+         * Current telephone earpiece volume setting
+         */
+        TInt iCurrentEarVolume;
+
+        /**
+         * Current telephone mode (IHF/EARPIECE)
+         */
+        TInt iMode;
+        
+        /**
+         * Central repository instance
+         * Own.
+         */
+        CRepository* iRepository;
+        
+        /**
+         * Central repository notifier instance
+         * Own.
+         */
+        CCenRepNotifyHandler* iNotifier;
+       
+         /**
+         * Instance of telephony audio routing
+         * used to track mode changes between ear and Ihf
+         * Own.
+         */
+        CTelephonyAudioRouting* iTelephonyAudioRouting;
+           
+        /**
+         * Reference to volume upadte observer
+         * Used to inform session about volume updates
+         */
+        MSVPVolumeUpdateObserver& iVolumeUpdate;
+
+        
+    private: 
+    
+    	// For testing
+      	SVP_UT_DEFS
+    
+    };
+    
+
+                                  
+#endif //  C_SVPVOLUMEOBSERVER_H
+
+
+
+
+
+