diff -r 000000000000 -r f72a12da539e idlehomescreen/inc/xnvolumecontrolobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/idlehomescreen/inc/xnvolumecontrolobserver.h	Thu Dec 17 08:40:49 2009 +0200
@@ -0,0 +1,38 @@
+/*
+* Copyright (c) 2005-2007 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:  Xuikon volume control adapter observer
+*
+*/
+
+
+#ifndef __XNVOLUMECONTROLOBSERVER_H
+#define __XNVOLUMECONTROLOBSERVER_H
+
+/**
+*  @ingroup group_xnvolumecontrolfactory
+*  @lib xnvolumecontrol.lib
+*  @since Series 60 3.2
+*/
+class MXnVolumeControlObserver
+    {
+    public: // New functions
+    
+    /**
+    * Called when volume value is changed.
+    * @param aValue New volume value.
+    */
+    virtual void VolumeChanged( TInt aValue ) = 0;
+    };
+
+#endif // __XNVOLUMECONTROLOBSERVER_H