1 /*

     2 * Copyright (c) 2009 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:  Timer for Starting and Stopping current Active Scheduler.

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef C_ACCSRVRESETINACTIVITYTIMETIMER_H

    21 #define C_ACCSRVRESETINACTIVITYTIMETIMER_H

    22 

    23 

    24 

    25 #include <e32base.h>

    26 

    27 

    28 #include "mschedulerstartandstoptimerobserver.h"

    29 

    30 

    31 /**  Timer's default value in micro seconds */

    32 const TInt KTimerDefaultValue   = 400;

    33 

    34 

    35 /**

    36  *  Timer class for Starting and Stopping current Active Scheduler.

    37  *  

    38  *

    39  *  @code

    40  *   ?good_class_usage_example(s)

    41  *  @endcode

    42  *

    43  *  @lib AccServer.exe

    44  *  @since S60 10.1

    45  */

    46 NONSHARABLE_CLASS(  CSchedulerStopAndStartTimer ): public CTimer

    47     {

    48 

    49 public:

    50     enum TTimerId{

    51     ETimerIdRunMUT = 0,

    52     ETimerIdCreateMUT = 1,

    53     ETimerIdDeleteMUT = 2    

    54     };

    55 

    56 

    57     /**

    58     * Two-phased constructor.

    59     * @param aSchedulerStartAndStopTimerObserver Observer callback interface.

    60     */

    61     static CSchedulerStopAndStartTimer* NewL(

    62             MSchedulerStartAndStopTimerObserver& aSchedulerStartAndStopTimerObserver );

    63 

    64     /**

    65     * Destructor.

    66     */

    67     virtual ~CSchedulerStopAndStartTimer();

    68 

    69     /**

    70      * Starts the timer.

    71      * @since S60 10.1

    72      * @param aTime Time out value.

    73      * @param aTimeId Timer Id.

    74      * @return void

    75      */

    76      void StartTimer( TInt aTime = KTimerDefaultValue,

    77              TUint aTimerId = ETimerIdRunMUT );

    78 

    79 

    80 protected:

    81 

    82     /**

    83      * From CActive.

    84      * Handles an active object's request completion event.

    85      *

    86      * @since S60 10.1

    87      * @param void

    88      */

    89    void RunL();

    90     

    91    /**

    92     * From CActive.

    93     * Handles RunL's leave cases

    94     *

    95     * @since S60 10.1

    96     * @param aError Error code.

    97     */

    98    TInt RunError( TInt aError );

    99 

   100 

   101 private:

   102 

   103     /**

   104     * C++ default constructor.

   105     * @param aSchedulerStartAndStopTimerObserver Observer callback interface.

   106     */

   107     CSchedulerStopAndStartTimer(

   108             MSchedulerStartAndStopTimerObserver& aSchedulerStartAndStopTimerObserver );

   109 

   110     /**

   111      * By default Symbian OS constructor is private.

   112      * @param none.

   113      */

   114     void ConstructL();

   115 

   116 

   117 private: // data

   118     enum TTmerPhase

   119         {

   120         ETimerPhaseUndefined = 0,

   121         ETimerPhaseStarting = 1,

   122         ETimerPhaseStarted = 2

   123         };

   124 

   125     /**

   126      * TimeOut time

   127      */

   128     TInt iTime;

   129 

   130     /**

   131      * Timer id. Client specific i.e same value is returned to observer.

   132      */

   133     TUint iTimerId;

   134     

   135     /**

   136      * ResetInactivityTimeTimerObserver object.

   137      */

   138     MSchedulerStartAndStopTimerObserver& iSchedulerStartAndStopTimerObserver;

   139 

   140     TTmerPhase iPhase;

   141     };

   142 

   143 

   144 #endif // C_ACCSRVRESETINACTIVITYTIMETIMER_H