diff -r 000000000000 -r f3d95d9c00ab fmradio/fmradioengine/inc/fmradioenginedosserverobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fmradio/fmradioengine/inc/fmradioenginedosserverobserver.h	Tue Feb 02 00:17:10 2010 +0200
@@ -0,0 +1,81 @@
+/*
+* Copyright (c) 2003 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:  Contains implementation of the CDosServerObserver class. which is the 
+*                       notification interface to the DOS Server.
+*
+*/
+
+#ifndef __DOSSERVEROBSERVER_H
+#define __DOSSERVEROBSERVER_H
+
+//  INCLUDES
+#include <DosSvrServices.h>
+
+#include "fmradioengineradiosettings.h"
+
+class CRadioEngine;
+
+// CLASS DECLARATION
+
+/**
+* This class implements theis the notification interface to the DOS Server.
+*/
+class CDosServerObserver : public CDosEventListenerBase
+    {
+	public:
+		virtual ~CDosServerObserver();
+		/**
+		* Two-phased class constructor.
+		* @param aEngine - pointer to the CRadioEngine instance (used for callbacks)
+		* @param aRadioSettings - pointer to the CRadioSettings class
+		* @return pointer to CDosServerObserver class instance
+		*/
+		static CDosServerObserver* NewL(CRadioEngine* aEngine, TRadioSettings* aRadioSettings);
+
+        /**
+        * Sets the current audio routing.
+		* @param aAudioOutput Audio output to be used
+		* @return Symbian error code
+        */
+ 
+        TInt SetAudioRouting(CRadioEngine::TFMRadioAudioOutput aAudioOutput);
+	
+		/**
+		* From CDosEventListenerBase 
+		* It notifies about a headset button state change
+		* @param aState State of button
+		*/
+		void HeadsetButtonChangedL(EPSButtonState aState);
+
+	private:
+		/**
+		* Default class constructor.
+		* @param aEngine - pointer to the CRadioEngine instance (used for callbacks)
+		* @param aRadioSettings - pointer to the CRadioSettings class
+		*/
+		CDosServerObserver(CRadioEngine* aEngine, TRadioSettings* aRadioSettings);
+		/**
+		* Second phase class constructor.
+		*/
+		void ConstructL();
+
+	private:
+		CRadioEngine *iEngine;
+		TRadioSettings *iRadioSettings;
+        RDosAudio iDosAudio;
+    };
+
+#endif  // __DOSSERVEROBSERVER_H
+
+// End of file