1 /*

     2 * Copyright (c) 2004-2006 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:    Provides a comfort noise generator class

    15 *

    16 */

    17 

    18 

    19 #ifndef SENDSTATEMACHINE_H

    20 #define SENDSTATEMACHINE_H

    21 

    22 //  INCLUDES

    23 #include <e32base.h>

    24 #include <e32std.h>

    25 #include <mmfformat.h>

    26 

    27 // DATA TYPES

    28 // Send states.

    29 

    30 // CLASS DECLARATION

    31 

    32 

    33 class MSendStateObserver 

    34     {

    35     public:

    36     

    37         virtual void TimerExpiredL() = 0;

    38 

    39     };

    40     

    41 /**

    42 *  Sendstate machine

    43 */

    44 class CSendStateMachine : public CBase

    45     {

    46     public: // Constructors and destructor

    47 

    48         /**

    49         * Two-phased constructor.

    50         */

    51         static CSendStateMachine* NewL( MSendStateObserver* aClient );

    52 

    53         /**

    54         * Destructor.

    55         */

    56         virtual ~CSendStateMachine() ;

    57 

    58 

    59     public: // New functions

    60 

    61 	     // Starts the timer.

    62 	    void Start  ();

    63 	 

    64 	    // Cancels the timer.

    65 	    void Cancel ();

    66 	    

    67 	    void SetTimeOut(TTimeIntervalMicroSeconds32 aValue);

    68 

    69     private: // Functions from base classes

    70     

    71     	static TInt IdleCallBackL (TAny* aPtr);

    72 

    73     private:

    74    

    75         /**

    76         * C++ default constructor.

    77         */

    78         CSendStateMachine( MSendStateObserver* aClient );

    79 

    80         /**

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

    82         */

    83         void ConstructL();

    84 

    85     private: // Data

    86         

    87         // Client who uses this state machine

    88         MSendStateObserver* iClient;

    89         

    90         CPeriodic*  iPeriodic; 

    91         

    92         TTimeIntervalMicroSeconds32 iTimeOutValue;

    93         

    94         

    95     };

    96 

    97 #endif  //