--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/controlpanelui/src/tonefetcher/tonefetcherengine/private/MToneSelectionWatcher.h	Tue Aug 31 15:15:28 2010 +0300
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2009 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:
+ *   
+ *     
+ */
+
+#ifndef MTONESELECTIONWATCHER_H
+#define MTONESELECTIONWATCHER_H
+
+#include <e32def.h>
+#include <e32cmn.h> 
+
+/*
+ * this class is used to watch MDE system change, inherited by ToneFetcherEnginePrivate
+ */
+class MToneSelectionWatcher
+    {
+    public:
+        // handle mde session error event
+        virtual void HandleMdeSessionError( TInt aError ) = 0;
+        
+        // handle mde session open event
+        virtual void HandleMdeSessionOpened() = 0;
+        
+        // handle query error event        
+        virtual void HandleQueryError( TInt aError ) = 0;
+        
+        // handle query complete event
+        virtual void HandleQueryComplete( RPointerArray<TDesC>& ) = 0;
+        
+        // handle object changed event
+        virtual void HandleObjectChanged() = 0;
+    };
+
+#endif /* MTONESELECTIONWATCHER_H */