1 /*

     2 * Copyright (c) 2008 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:  CWait class declaration.

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef C_WAIT_H

    21 #define C_WAIT_H

    22 

    23 #include <e32base.h>

    24 

    25 /**

    26 *  Timed active scheduler wait.

    27 *  This class wraps inside a timer and scheduler wait.

    28 *  Wait will be automatically stopped after specified time.

    29 */

    30 NONSHARABLE_CLASS( CWait ): public CTimer

    31     {

    32     public:  // Constructors and destructor

    33 

    34         // Two-phased constructor.

    35         static CWait* NewL();

    36         static CWait* NewLC();

    37                

    38         // Destructor.

    39         virtual ~CWait();

    40         

    41     public: // New methods

    42     

    43         /**

    44         * Starts waiting in the scheduler.

    45         * Wait will be automatically stopped after aInterval amount

    46         * of time has passed.

    47         * 

    48         * @param aInterval Interval after wait will be stopped.

    49         * @return None

    50         */

    51         void Start( const TTimeIntervalMicroSeconds32& aInterval );

    52 

    53         /**

    54         * Stops scheduler wait.

    55         * 

    56         * @param None

    57         * @return None

    58         */

    59         void Stop();

    60         

    61     private: // From base classes

    62     

    63         // @see CActive

    64         void RunL();

    65         

    66         // @see CActive

    67         void DoCancel();

    68         

    69     private:

    70     

    71         CWait();

    72         void ConstructL();

    73 

    74     private: // Data

    75     

    76         // Own: Active scheduler wait

    77         CActiveSchedulerWait* iWait;

    78     };

    79 

    80 #endif