1 /*

     2 * Copyright (c) 2006-2007 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Activity Manager

    15  *

    16 */

    17 

    18 #include <e32base.h>

    19 

    20 #ifndef TMACTIVITYMANAGER_H

    21 #define TMACTIVITYMANAGER_H

    22 

    23 

    24 class MTMActivityManagerObserver

    25 

    26 {

    27 public :

    28     virtual void ActivityDetected() = 0;

    29     virtual void InactivityDetected() = 0;

    30 };

    31 

    32 

    33 class CTMActivityManager : public CActive

    34 

    35 {

    36 public:

    37 

    38     /**

    39      * Two-phased constructor.

    40      *

    41      * @since S60 v5.0

    42      * @return Instance of CThumbAGProcessor.

    43      */

    44     static CTMActivityManager* NewL(MTMActivityManagerObserver* aObserver, TInt aTimeout = 60);

    45 

    46     /**

    47      * Destructor

    48      *

    49      * @since S60 v5.0

    50      */

    51     virtual ~CTMActivityManager();

    52     void SetTimeout(TInt aTimeout);

    53     void Start();

    54     void Reset();

    55     void Stop();

    56 

    57 

    58 protected: // from CActive

    59     void DoCancel();

    60     void RunL();

    61     TInt RunError(TInt aError);

    62 

    63 protected:

    64     CTMActivityManager(MTMActivityManagerObserver* aObserver, TInt aTimeout);

    65     void ConstructL();

    66 

    67 

    68 protected:

    69     enum TWatch { ENone = 0, EWaitingForInactivity, EWaitingForActivity };

    70 

    71 protected:

    72     RTimer iTimer;

    73     TWatch iWatch;

    74     MTMActivityManagerObserver* iObserver; ///The observer of activity status

    75     TInt iTimeout; ///Current inactivity period

    76 

    77 };

    78 

    79 #endif // TMACTIVITYMANAGER_H