--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingapp/msgnotifications/msgerrorwatcher/inc/msgerrordiskspaceobserver.h	Fri Sep 17 08:28:39 2010 +0300
@@ -0,0 +1,99 @@
+/*
+* Copyright (c) 2010 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:  
+*     CMsgErrorDiskSpaceObserver declaration file
+*
+*/
+
+
+
+#ifndef MSGERRORDISKSPACEOBSERVER_H
+#define MSGERRORDISKSPACEOBSERVER_H
+
+//  INCLUDES
+#include <e32base.h>
+#include <f32file.h>
+
+// FORWARD DECLARATIONS
+class CMsgErrorWatcherPrivate;
+class CMsvSession;
+
+// CLASS DECLARATION
+
+/**
+* CMsgErrorDiskSpaceObserver
+*/
+class CMsgErrorDiskSpaceObserver : public CActive
+    {
+    public:  // Constructors and destructor
+        
+        /**
+        * Two-phased constructor.
+        *
+        * @param aWatcher A pointer to CMsgErrorWatcherPrivate
+        * @param aSession A reference to message server session
+        * @param aFs A reference to file session
+        */
+        static CMsgErrorDiskSpaceObserver* NewL( CMsgErrorWatcherPrivate& aWatcher, CMsvSession& aSession, RFs& aFs );
+        
+        /**
+        * Destructor.
+        */
+        virtual ~CMsgErrorDiskSpaceObserver();
+
+    public: // New functions
+
+        /**
+        * Updates the trigger limit to aLimit, if it
+        * is smaller than current limit. (Re)activates
+        * the active object.
+        *
+        * @param aLimit The trigger limit in bytes
+        */
+        void SetLimitAndActivateL( TInt32 aLimit );
+
+    private:
+
+        /**
+        * Private C++ constructor.
+        *
+        * @param aWatcher A pointer to CMsgErrorWatcherPrivate
+        * @param aSession A reference to message server session
+        * @param aFs A reference to file session
+        */
+        CMsgErrorDiskSpaceObserver( CMsgErrorWatcherPrivate& aWatcher, CMsvSession& aSession, RFs& aFs );
+
+    private:
+
+        /**
+        * From CActive
+        */
+        void RunL();
+
+        /**
+        * From CActive
+        */
+        void DoCancel();
+
+    private:    // Data
+
+        CMsgErrorWatcherPrivate&   iWatcher;
+        CMsvSession&        iSession;
+        RFs&                iFs;
+        TInt32              iLimit;
+    };
+
+#endif      // MSGERRORDISKSPACEOBSERVER_H
+            
+// End of File