diff -r 000000000000 -r 72b543305e3a email/imum/Mtms/Inc/ImumDiskSpaceObserverOperation.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/email/imum/Mtms/Inc/ImumDiskSpaceObserverOperation.h	Thu Dec 17 08:44:11 2009 +0200
@@ -0,0 +1,112 @@
+/*
+* Copyright (c) 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 for observing free disk space and if disk space goes under critical
+*     level this cancels itself.
+*
+*
+*/
+
+
+#ifndef __IMUMDISKSPACEOBSERVEROPERATION_H__
+#define __IMUMDISKSPACEOBSERVEROPERATION_H__
+
+//  INCLUDES
+#include <e32base.h>                // Basic Symbian Include
+#include <f32file.h>                // RFs
+
+#include "ImumOnlineOperation.h"
+#include "ImumDiskSpaceObserver.h"  // CImumDiskSpaceObserver
+
+// CONSTANTS
+// MACROS
+// DATA TYPES
+// FUNCTION PROTOTYPES
+// FORWARD DECLARATIONS
+// CLASS DECLARATION
+
+/**
+* CImumDiskSpaceObserverOperation
+* Class for observing free disk space and if disk space goes under critical
+* level this cancels itself.
+* note: Derived class MUST call BaseConstructL in its ConstuctL
+*/
+class CImumDiskSpaceObserverOperation :
+    public CImumOnlineOperation,
+    public MImumDiskSpaceObserver
+    {
+    public:
+
+        /**
+        * Destructor
+        */
+        virtual ~CImumDiskSpaceObserverOperation();
+
+    protected: // From base classes
+    protected: // Constructors
+
+        /**
+        * C++ default constructor.
+        * Parameters like in CImumOnlineOperation
+        */
+        CImumDiskSpaceObserverOperation(
+            CImumInternalApi& aMailboxApi,
+            TInt aPriority,
+            TRequestStatus& aObserverRequestStatus,
+            MMsvProgressReporter& aReporter);
+
+        /**
+        * Opens connection to shared data and calls CImumOnlineOperation::BaseConstructL
+        * note: Derived class MUST call BaseConstructL in its ConstuctL
+        * @param aMtmType: mtm uid of the current operation
+        */
+        void BaseConstructL( TUid aMtmType );
+
+    private: // From Baseclasses
+
+        /**
+        * Function to execute the disk space check from current drive
+        * @since S60 3.0
+        * @KErrNone, when everything is ok
+        * @KErrDiskFull, when no disk space for operation
+        */
+        TInt DoDiskSpaceCheckL();
+
+        /**
+        *
+        * @since S60 3.0
+        */
+        void HandleDiskSpaceEvent();
+
+        /**
+        *
+        * @since S60 3.0
+        */
+        void DoCancel();
+
+    private: // New Functions
+    private: // Data
+
+        // Disk Space Oserver
+        CImumDiskSpaceObserver* iDiskObserver;
+        
+        // Create own instance of API because ImumDiskSpaceObserver outlives
+        // the owner of iMailboxApi reference in ImumOnlineOperation
+        CImumInternalApi* iEmailApi;
+    };
+
+
+#endif      // __IMUMDISKSPACEOBSERVEROPERATION_H__
+
+// End of File