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 *

    16 */

    17 

    18 

    19 

    20 

    21 

    22 

    23 

    24 

    25 

    26 #ifndef CSCHEDULERUTILITY_H

    27 #define CSCHEDULERUTILITY_H

    28 

    29 //  INCLUDES

    30 #include <e32base.h>

    31 

    32 // FORWARD DECLARATIONS

    33 

    34 // CLASS DECLARATION

    35 

    36 /**

    37 * A singleton class used to handle starting and stopping a new scheduler-loop

    38 * This stops the scheduler loop if it was started by this class.

    39 *

    40 *  @lib Profiles_PEC.lib

    41 *  @since 3.0

    42 */

    43 class CSchedulerUtility : public CBase

    44     {

    45     public: // New functions

    46         

    47         /**

    48         * Create and return instance of CSchedulerUtility.

    49         * @since 3.0

    50         * @return instance of CSchedulerUtility

    51         */

    52         //static CSchedulerUtility* InstanceL();

    53     	

    54         /** 

    55         * Two-phased constructor.

    56         */

    57         static CSchedulerUtility* NewL();

    58                 

    59         /**

    60         * Destroys the scheduler utility instance.

    61         * @since 3.0

    62         */

    63        // static void Release();

    64 

    65         /**

    66          * Starts a new scheduler loop if one isn't already started.

    67          * @since 3.0

    68          */

    69         void Start();

    70 

    71         /**

    72          * Stops a scheduler loop if it was started by this class.

    73          * @since 3.0

    74          */

    75         void Stop();

    76         

    77         /**

    78         * Destructor.

    79         */

    80         virtual ~CSchedulerUtility();

    81         

    82     private:  

    83 

    84         /**

    85         * C++ default constructor.

    86         */

    87         CSchedulerUtility();

    88 

    89         /**

    90         * By default Symbian 2nd phase constructor is private.

    91         */

    92         void ConstructL();

    93     

    94     private:    // Data

    95          

    96         CActiveSchedulerWait* iWait;      

    97 

    98     };

    99 

   100 #endif      // CSCHEDULERUTILITY_H

   101             

   102 // End of File

   103