1 /*

     2  * Copyright (c) 2007-2008 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:  CQueueHandler class declaration.

    15  *

    16  */

    17 

    18 #ifndef __VOIPSERVERCALLBACKHANDLERSRV_H

    19 #define __VOIPSERVERCALLBACKHANDLERSRV_H

    20 

    21 // INCLUDES

    22 #include <e32base.h>

    23 #include <e32msgqueue.h>

    24 #include "VoIPAudioClientServer.h"   // for TVoIPMsgBuf

    25 // FORWARD DECLARATIONS

    26 

    27 

    28 /**

    29  *  MQueueHandlerObserver

    30  *  Responsible for sending callbacks to the VoIP client app

    31  */

    32 class MQueueHandlerObserverSrv

    33     {

    34 public:

    35     virtual void Event(TInt aEventType, TInt aError) = 0;

    36     };

    37 

    38 /**

    39  *  CQueueHandler

    40  *

    41  */

    42 class CQueueHandlerSrv : public CActive

    43     {

    44 public:

    45 

    46     /**

    47      * NewL()

    48      * Contructor that takes single queue pointer

    49      *

    50      */

    51     static CQueueHandlerSrv* NewL(MQueueHandlerObserverSrv* aObserver,

    52             RMsgQueue<TVoIPMsgBuf>* aMsgQueue);

    53 

    54     /**

    55      * destructor

    56      */

    57     ~CQueueHandlerSrv();

    58 

    59     /**

    60      * Start

    61      * Starts listening for events.

    62      *

    63      */

    64     void Start();

    65 

    66     /**

    67      * Returns request status.

    68      */

    69     TRequestStatus* Status();

    70 

    71 private:

    72 

    73     /**

    74      * constructor

    75      */

    76     CQueueHandlerSrv(RMsgQueue<TVoIPMsgBuf>* aMsgQueue);

    77 

    78     void ConstructL(MQueueHandlerObserverSrv* aObserver);

    79 

    80     // from CActive

    81     void DoCancel();

    82     void RunL();

    83     TInt RunError(TInt aError);

    84 

    85 private:

    86     // data

    87 

    88     MQueueHandlerObserverSrv* iObserver; // (not owned)

    89     RMsgQueue<TVoIPMsgBuf>* iMsgQueue;

    90 

    91     };

    92 

    93 #endif      // __VOIPSERVERCALLBACKHANDLERSRV_H

    94 

    95 // End of File