1 /*

     2 * Copyright (c) 2002-2004 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:  

    15 *     This class implements a timer used when waiting for information from WAP GW

    16 *

    17 */

    18 

    19 

    20 

    21 #ifndef CMMSOPERATIONTIMER_H

    22 #define CMMSOPERATIONTIMER_H

    23 

    24 //  INCLUDES

    25 #include <e32base.h>

    26 

    27 // CONSTANTS

    28 

    29 // MACROS

    30 

    31 // DATA TYPES

    32 

    33 // FUNCTION PROTOTYPES

    34 

    35 // FORWARD DECLARATIONS

    36 class MMmsTransportObserver;

    37 

    38 // CLASS DECLARATION

    39 

    40 /**

    41 *   Class implementing timer

    42 */

    43 NONSHARABLE_CLASS( CMmsOperationTimer ):public CTimer

    44     {

    45     public:  // Constructors and destructor

    46             

    47         /**

    48         * Two-phased constructor.

    49         */

    50         static CMmsOperationTimer* NewL();

    51         

    52         /**

    53         * Destructor.

    54         */

    55         virtual ~CMmsOperationTimer();

    56 

    57     public: // New functions

    58             

    59         /**

    60         * Start the timer.

    61         * @param aRequester Caller object

    62         * @param aTimerValue Value for the timer

    63         */

    64         void Start( MMmsTransportObserver* aRequester, const TInt aTimerValue );

    65         

    66         /**

    67         * Pauses the timer.

    68         */

    69         void Pause();

    70 

    71         /**

    72         * Continues the timer.

    73         */

    74         void Continue();

    75 

    76     public: // Functions from base classes

    77 

    78     protected:  // New functions

    79         

    80     protected:  // Functions from base classes

    81         

    82         /**

    83         * Stops the timer.

    84         */

    85         void DoCancel();

    86 

    87     private:

    88 

    89         /**

    90         * C++ default constructor.

    91         */

    92         CMmsOperationTimer();

    93 

    94         /**

    95         * By default Symbian OS constructor is private.

    96         */

    97         void ConstructL();

    98 

    99         /**

   100         * Active object completion

   101         */

   102         void RunL();

   103       

   104         // By default, prohibit copy constructor

   105         CMmsOperationTimer( const CMmsOperationTimer& );

   106         

   107         // Prohibit assignment operator

   108         CMmsOperationTimer& operator= ( const CMmsOperationTimer& );

   109 

   110     public:     // Data

   111     

   112     protected:  // Data

   113 

   114     private:    // Data

   115                 

   116         TTime   iStartTime;

   117         TTime   iEndTime;

   118         TTime   iCurrentTime;

   119         TTimeIntervalMicroSeconds iTimeLeft;

   120         TTimeIntervalMicroSeconds iOriginalTimerValue;

   121 

   122         MMmsTransportObserver* iRequester;

   123  

   124     public:     // Friend classes

   125     protected:  // Friend classes

   126     private:    // Friend classes

   127 

   128     };

   129 

   130 #endif      // CMMSOPERATIONTIMER_H   

   131             

   132 // End of File