--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mtpdataproviders/mtpimagedp/mediasyncserver/inc/cmediasyncobserver.h	Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,86 @@
+// 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:
+//
+
+/**
+ @file
+ @internalTechnology
+*/
+
+
+#ifndef CMEDIASYNCOBSERVER_H
+#define CMEDIASYNCOBSERVER_H
+
+#include "cmediasyncserverdef.h"
+#include "cmediasyncdatabase.h"
+
+class CMediaSyncDatabase;
+
+class CMediaSyncObserver : public CBase,
+                           public MMdESessionObserver,
+                           public MMdEObjectObserver,
+                           public MMdEObjectPresentObserver
+  {
+public:
+    static CMediaSyncObserver* NewL(CMediaSyncDatabase* aDb);
+    virtual ~CMediaSyncObserver();
+  
+    void SubscribeForChangeNotificationL();
+    
+    void UnsubscribeForChangeNotificationL();
+    
+public:
+    // From MMdESessionObserver
+    void HandleSessionOpened(CMdESession& aSession, TInt aError);
+    void HandleSessionError(CMdESession& aSession, TInt aError);
+    
+    // From MMdEObjectObserver
+    void HandleObjectNotification(CMdESession& aSession,
+                                 TObserverNotificationType aType,
+                                 const RArray<TItemId>& aObjectIdArray);
+    
+    // From MMdEObjectPresentObserver
+    void HandleObjectPresentNotification(CMdESession& aSession, 
+                                        TBool aPresent, 
+                                        const RArray<TItemId>& aObjectIdArray);
+    
+private:
+    
+    CMediaSyncObserver(CMediaSyncDatabase* aDb);
+    void ConstructL();
+    
+    void HandleSessionCallback(TInt aError);
+    
+    void HandleObjectNotificationL(CMdESession& aSession,
+                                   TObserverNotificationType aType,
+                                   const RArray<TItemId>& aObjectIdArray);  
+    
+    void HandleObjectPresentNotificationL(CMdESession& aSession, 
+                                        TBool aPresent, 
+                                        const RArray<TItemId>& aObjectIdArray);
+    
+private: //not has ownership
+    /**
+    FLOGGER debug trace member variable.
+    */
+    __FLOG_DECLARATION_MEMBER_MUTABLE;
+    
+    CMdESession*           iSession;    
+    CMediaSyncDatabase*    iDb;    
+    CActiveSchedulerWait*  iSessionWait;  
+    TInt                   iMdeSessionError;
+    TBool iSubscribed;  
+  };
+
+#endif /*CMEDIASYNCOBSERVER_H*/