multimediacommscontroller/mmccanysourcesink/src/mccdatareceiver.cpp
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     1 /*
       
     2 * Copyright (c) 2007 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 // INCLUDE FILES
       
    22 #include "mccanysourcesinklogs.h"
       
    23 #include "mccdatareceiver.h"
       
    24 
       
    25 
       
    26 // ============================ MEMBER FUNCTIONS ===============================
       
    27 
       
    28 // -----------------------------------------------------------------------------
       
    29 // CMccDataReceiver::CMccDataReceiver
       
    30 // -----------------------------------------------------------------------------
       
    31 //
       
    32 CMccDataReceiver::CMccDataReceiver( MMccDataReceiverObserver& aObserver )
       
    33 	: CActive( EPriorityStandard ), iObserver( &aObserver )
       
    34 	{
       
    35 	CActiveScheduler::Add(this);
       
    36 	}
       
    37 
       
    38 // -----------------------------------------------------------------------------
       
    39 // CMccDataReceiver::ConstructL
       
    40 // -----------------------------------------------------------------------------
       
    41 //
       
    42 void CMccDataReceiver::ConstructL()
       
    43     {
       
    44     __ANYSOURCESINK_CONTROLL( "CMccDataReceiver::ConstructL" )
       
    45             
       
    46     TBuf16<30> aMessageBuffer(_L("RecvQueueForMCCMSRP"));
       
    47     
       
    48     TInt aNo = AssignNameToMessageQueueL(aMessageBuffer);
       
    49     aMessageBuffer.AppendNum(aNo);
       
    50     
       
    51     User::LeaveIfError(iMsgQueue.CreateGlobal(aMessageBuffer, 5, EOwnerProcess ));
       
    52     
       
    53     iMsgQueue.NotifyDataAvailable( iStatus );
       
    54     SetActive();
       
    55 
       
    56     }
       
    57 
       
    58 TInt CMccDataReceiver::AssignNameToMessageQueueL(const TDes16 &aMessageBuffer)
       
    59     {
       
    60     __ANYSOURCESINK_CONTROLL( "CMccDataReceiver::AssignNameToMessageQueueL" )
       
    61             
       
    62         
       
    63     for(TInt i =1; i<=10; i++)
       
    64         {
       
    65         TBuf16<30> tempMessage1 = aMessageBuffer;
       
    66         tempMessage1.AppendNum(i);
       
    67         TInt err1 = iMsgQueue1.CreateGlobal(tempMessage1, 5, EOwnerProcess );
       
    68         
       
    69         if(err1 == KErrNone)
       
    70             {
       
    71             TBuf16<30> tempMessage2 = aMessageBuffer;
       
    72             tempMessage2.AppendNum(i+1);
       
    73             TInt err2 = iMsgQueue2.CreateGlobal(tempMessage2, 5, EOwnerProcess );
       
    74             
       
    75             if(err2 == KErrNone)
       
    76                 {
       
    77                 iMsgQueue1.Close();
       
    78                 iMsgQueue2.Close();
       
    79                 __ANYSOURCESINK_CONTROLL_INT1( "CMccDataReceiver::AssignNameToMessageQueueL", i )
       
    80                 return i;
       
    81                 }
       
    82             else
       
    83                 {
       
    84                 iMsgQueue1.Close();
       
    85                 }
       
    86             }
       
    87         }    
       
    88     return 0;
       
    89     }
       
    90 
       
    91 // -----------------------------------------------------------------------------
       
    92 // CMccDataReceiver::NewL
       
    93 // -----------------------------------------------------------------------------
       
    94 //
       
    95 CMccDataReceiver* CMccDataReceiver::NewL( MMccDataReceiverObserver& aObserver )
       
    96     {
       
    97     __ANYSOURCESINK_CONTROLL( "CMccDataReceiver::NewL" )
       
    98     CMccDataReceiver* self = 
       
    99     	new ( ELeave ) CMccDataReceiver( aObserver );
       
   100     CleanupStack::PushL( self );
       
   101     self->ConstructL();
       
   102     CleanupStack::Pop( self );
       
   103     return self;
       
   104     }
       
   105 	
       
   106 // -----------------------------------------------------------------------------
       
   107 // CMccDataReceiver::~CMccDataReceiver
       
   108 // -----------------------------------------------------------------------------
       
   109 //
       
   110 CMccDataReceiver::~CMccDataReceiver()
       
   111     {
       
   112     __ANYSOURCESINK_CONTROLL( "CMccDataReceiver::~CMccDataReceiver" )
       
   113     Cancel();
       
   114 	iMsgQueue.Close();
       
   115     }
       
   116 
       
   117 // -----------------------------------------------------------------------------
       
   118 // CMccDataReceiver::DoCancel
       
   119 // -----------------------------------------------------------------------------
       
   120 //
       
   121 void CMccDataReceiver::DoCancel()
       
   122 	{
       
   123     __ANYSOURCESINK_CONTROLL( "CMccDataReceiver::DoCancel" )
       
   124 	iMsgQueue.CancelDataAvailable();	
       
   125 	}
       
   126 
       
   127 // -----------------------------------------------------------------------------
       
   128 // CMccDataReceiver::RunL
       
   129 // -----------------------------------------------------------------------------
       
   130 //	
       
   131 void CMccDataReceiver::RunL()
       
   132 	{
       
   133     __ANYSOURCESINK_CONTROLL( "CMccDataReceiver::RunL" )
       
   134 	TQueueBuffer buffer;
       
   135 	iMsgQueue.Receive( buffer );
       
   136 	iObserver->DataReceivedL( buffer );
       
   137     iMsgQueue.NotifyDataAvailable( iStatus );
       
   138     SetActive();
       
   139 	}
       
   140 
       
   141 // -----------------------------------------------------------------------------
       
   142 // CMccDataReceiver::RunError
       
   143 // -----------------------------------------------------------------------------
       
   144 //	
       
   145 TInt CMccDataReceiver::RunError(TInt /*aError*/)
       
   146 	{
       
   147 	return KErrNone;
       
   148 	}