1 /*

     2 * Copyright (c) 2003 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 Imps Transport.

    15 *

    16 *

    17 */

    18 

    19 

    20 #ifndef IMPSTRANSPORTTIMER_H

    21 #define IMPSTRANSPORTTIMER_H

    22 

    23 // INCLUDES

    24 #include <e32base.h>

    25 #include "ImpsTransportTimerCallback.h"

    26 

    27 class TImpsTimingRequester;

    28 // CLASS DECLARATION

    29 

    30 class CImpsTransportTimer : public CActive

    31     {

    32     public:  // Constructors and destructor

    33 

    34         /**

    35         * Two-phased constructor.

    36         * @param aCallback A pointer to MMmsViewerTimerCallback class

    37         */

    38         static CImpsTransportTimer* NewL( MImpsTransportTimerCallback* aCallback,

    39                                           TImpsTimingRequester* aRequester );

    40 

    41         /**

    42         * Destructor.

    43         */

    44         virtual ~CImpsTransportTimer();

    45 

    46     public: // New functions

    47 

    48         /**

    49         * Request to activate timer

    50         * @param aDelay Time in microseconds after which

    51         *               the callback function is called.

    52         */

    53         void ActivateTimer( TTimeIntervalMicroSeconds32 aDelay );

    54 

    55     private:

    56 

    57         /**

    58         * By default Symbian OS constructor is private.

    59         */

    60         void ConstructL();

    61 

    62         /**

    63         * C++ constructor.

    64         * @param aCallback A pointer to MImpsTransportTimerCallback class

    65         * @param aRequester Who constructed and/or activated the timer

    66         * @param aLogging Trace or not

    67         */

    68         CImpsTransportTimer( MImpsTransportTimerCallback* aCallback,

    69                              TImpsTimingRequester* aRequester );

    70 

    71         /**

    72         * From CActive.

    73         * @return void

    74         */

    75         void RunL();

    76 

    77         /**

    78         * From CActive.

    79         * @return void

    80         */

    81         void DoCancel();

    82 

    83     private:    // Data

    84 

    85         RTimer                                  iTimer;

    86         TImpsTimingRequester*                   iRequester;

    87         MImpsTransportTimerCallback*            iCallback;

    88     };

    89 

    90 #endif      //IMPSTRANSPORTTIMER_H

    91 

    92 // End of File