diff -r 235a7fc86938 -r 82749d516180 imagehandlingutilities/thumbnailmanager/tmcommon/inc/tmactivitymanager.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/imagehandlingutilities/thumbnailmanager/tmcommon/inc/tmactivitymanager.h	Fri Feb 19 23:07:36 2010 +0200
@@ -0,0 +1,79 @@
+/*
+* Copyright (c) 2006-2007 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:  Activity Manager
+ *
+*/
+
+#include <e32base.h>
+
+#ifndef TMACTIVITYMANAGER_H
+#define TMACTIVITYMANAGER_H
+
+
+class MTMActivityManagerObserver
+
+{
+public :
+    virtual void ActivityDetected() = 0;
+    virtual void InactivityDetected() = 0;
+};
+
+
+class CTMActivityManager : public CActive
+
+{
+public:
+
+    /**
+     * Two-phased constructor.
+     *
+     * @since S60 v5.0
+     * @return Instance of CThumbAGProcessor.
+     */
+    static CTMActivityManager* NewL(MTMActivityManagerObserver* aObserver, TInt aTimeout = 60);
+
+    /**
+     * Destructor
+     *
+     * @since S60 v5.0
+     */
+    virtual ~CTMActivityManager();
+    void SetTimeout(TInt aTimeout);
+    void Start();
+    void Reset();
+    void Stop();
+
+
+protected: // from CActive
+    void DoCancel();
+    void RunL();
+    TInt RunError(TInt aError);
+
+protected:
+    CTMActivityManager(MTMActivityManagerObserver* aObserver, TInt aTimeout);
+    void ConstructL();
+
+
+protected:
+    enum TWatch { ENone = 0, EWaitingForInactivity, EWaitingForActivity };
+
+protected:
+    RTimer iTimer;
+    TWatch iWatch;
+    MTMActivityManagerObserver* iObserver; ///The observer of activity status
+    TInt iTimeout; ///Current inactivity period
+
+};
+
+#endif // TMACTIVITYMANAGER_H