diff -r 000000000000 -r ba25891c3a9e iaupdate/IAD/engine/controller/inc/iaupdateoperation.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/iaupdate/IAD/engine/controller/inc/iaupdateoperation.h	Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,63 @@
+/*
+* 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:   ?Description
+*
+*/
+
+
+
+#ifndef IA_UPDATE_OPERATION_H
+#define IA_UPDATE_OPERATION_H
+
+
+class CIAUpdateNode;
+class MIAUpdateContentOperationObserver;
+
+
+/**
+ * MIAUpdateOperation
+ *
+ * General interface for all the node operations.
+ *
+ * @see MIAUpdateContentOperationObserver
+ */
+class MIAUpdateOperation
+    {
+    
+public:
+
+    /**
+     * Empty destructor defined for this interface.
+     * Now, the object can be deleted through this interface.
+     */
+    virtual ~MIAUpdateOperation() { }
+
+
+    /**
+     * @return TBool ETrue if the operation was started and observer's  
+     * MIAUpdateContentOperationObserver::ContentOperationComplete callback
+     * function will be called when completed. EFalse if operation was not started.
+     */
+    virtual TBool StartOperationL() = 0;
+    
+    /**
+     * Will result a call to observer ContentOperationComplete
+     * function if operation is on.
+     */
+    virtual void CancelOperation() = 0;    
+        
+    };
+
+#endif // IA_UPDATE_OPERATION_H
+