1 /** @file

     2 * Copyright (c) 2005-2006 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:  Session timeout

    15 *

    16 */

    17 

    18 

    19 #ifndef C_HTTPNOTIFYTIMER_H

    20 #define C_HTTPNOTIFYTIMER_H

    21 

    22 // INCLUDES

    23 #include <e32base.h>

    24 

    25 // CONSTANTS

    26 static const TInt KSecond = 1000000;

    27 

    28 // FORWARD DECLARATIONS

    29 class CHttpNotifyTimer;

    30 

    31 // CLASS DECLARATION

    32 /**

    33 * An interface from notifytimer to its customer (service)

    34 *

    35 *  @since Series60 5.0 HN

    36 */

    37 class MHttpNotifyTimerObserver

    38     {

    39     public:

    40 

    41         /**

    42         * TimerEventL

    43         * A callback function to time updates.

    44         * @since Series60 5.0 HN

    45         * @param aTimer A pointer containing updated time.

    46         * @return None

    47         */

    48 	virtual void TimerEventL( CHttpNotifyTimer* aTimer ) = 0;

    49     };

    50     

    51 // CLASS DECLARATION

    52 /**

    53 * Wrapper for RTimer classs to notify observer about elaspsed time

    54 *

    55 *  @since Series60 5.0 HN

    56 */

    57 class CHttpNotifyTimer : public CActive

    58     {

    59     protected:

    60         /**

    61         * Constructor

    62         */

    63         CHttpNotifyTimer( MHttpNotifyTimerObserver* aObserver );

    64     public:

    65         static CHttpNotifyTimer* NewL(MHttpNotifyTimerObserver* aObserver);

    66         void ConstructL();

    67         

    68         /**

    69         * Destructor.

    70         */

    71 	    ~CHttpNotifyTimer();

    72         /**

    73         * At

    74         * @since Series60 5.0 HN

    75         * @param aTime

    76         */

    77         void AfterSeconds( TInt aIntervalInSeconds );

    78        

    79         /**

    80         * RunL

    81         * Active object state machine.

    82         * @since Series60 5.0 HN

    83         */

    84     	void RunL();

    85 

    86         /**

    87         * RunError

    88         * RunError in case RunL leaves.

    89         * @since Series60 5.0 HN

    90         */

    91         TInt RunError( TInt aError );

    92 

    93         /**

    94         * DoCancel

    95         * Cancel outstanding request(s) and reset the iActive flag.

    96         * @since Series60 5.0 HN

    97         */

    98     	void DoCancel();

    99 

   100     private: 

   101 

   102         // Interface observer object, owned

   103     	MHttpNotifyTimerObserver* iObserver;

   104 

   105         // Timer, owned

   106     	RTimer iTimer;

   107 };

   108 

   109 

   110 #endif // C_HTTPNOTIFYTIMER_H

   111 

   112 // End Of File