diff -r 000000000000 -r 72b543305e3a mobilemessaging/mmsui/viewerinc/UniMmsSvkEvents.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobilemessaging/mmsui/viewerinc/UniMmsSvkEvents.h	Thu Dec 17 08:44:11 2009 +0200
@@ -0,0 +1,107 @@
+/*
+* Copyright (c) 2005-2006 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:  
+*  Class which implements handling Side Volume Key events (SVK).
+*  This class implements methods of MRemConCoreApiTargetObserver
+*
+*/
+
+
+
+#ifndef MMSSVKEVENTS_H
+#define MMSSVKEVENTS_H
+
+// INCLUDES
+#include <remconcoreapitargetobserver.h>
+
+// FORWARD DECLARATIONS
+
+// CONSTANTS
+
+// CLASS DECLARATION
+class CRemConInterfaceSelector;
+class CRemConCoreApiTarget;
+
+class MMmsSvkEventsObserver
+    {
+public:
+    /**
+    * Called when volume level should be changed.
+    * @param aVolumeChange: +1 change volume up
+    *                       -1 change volume down
+    */
+    virtual void MmsSvkChangeVolumeL( TInt aVolumeChange ) = 0;
+        
+    };
+    
+
+class CMmsSvkEvents : public CBase,
+						public MRemConCoreApiTargetObserver
+    {
+    public: // Constructors and destructor
+        /**
+        * Symbian constructor
+        * @param aObserver observer to implement callback functions
+        */
+
+        static CMmsSvkEvents* NewL( MMmsSvkEventsObserver& aObserver );
+
+        /**
+        * Destructor.
+        */
+        virtual ~CMmsSvkEvents();
+
+
+    protected: // New functions
+        /**
+        * Default constructor.
+        */
+        CMmsSvkEvents( MMmsSvkEventsObserver& aObserver );
+
+        /**
+        * EPOC constructor.
+        */
+        void ConstructL();
+        	
+    	// From MRemConCoreApiTargetObserver
+    	void MrccatoCommand(TRemConCoreApiOperationId aOperationId, 
+    	 					TRemConCoreApiButtonAction aButtonAct);
+    	
+
+    private:
+
+        /**
+        * Calls respective observer function
+        */
+        void DoChangeVolume( );
+    
+        /**
+        * ChangeVolume is the callback function called from change volume timer.
+        */
+        static TInt ChangeVolume(TAny* aThis);
+
+	private:
+	    MMmsSvkEventsObserver&      iObserver;
+	
+		CRemConInterfaceSelector*   iInterfaceSelector;
+		CRemConCoreApiTarget*       iCoreTarget;
+		CPeriodic*                  iVolumeTimer;
+        /// indicates size of volume level change
+        TInt                        iChange;
+    };
+
+
+#endif
+
+// End of File