multimediacommsengine/mmcecli/src/mcedatareceiver.cpp
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     1 /*
       
     2 * Copyright (c) 2005 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 // INCLUDE FILES
       
    21 #include "mceclilogs.h"
       
    22 #include "mcedatareceiver.h"
       
    23 
       
    24 
       
    25 // ============================ MEMBER FUNCTIONS ===============================
       
    26 
       
    27 // -----------------------------------------------------------------------------
       
    28 // CMceDataReceiver::CMceDataReceiver
       
    29 // -----------------------------------------------------------------------------
       
    30 //
       
    31 CMceDataReceiver::CMceDataReceiver( MMceDataSinkObserver& aObserver )
       
    32     : CActive( EPriorityStandard ), iReady( EFalse ), iObserver( &aObserver )
       
    33     {
       
    34     CActiveScheduler::Add(this);
       
    35     }
       
    36 
       
    37 // -----------------------------------------------------------------------------
       
    38 // CMceDataReceiver::ConstructL
       
    39 // -----------------------------------------------------------------------------
       
    40 //
       
    41 void CMceDataReceiver::ConstructL()
       
    42     {
       
    43     MCECLI_DEBUG("CMceDataReceiver::ConstructL, Entry");
       
    44     
       
    45     TBuf16<30> aMessageBuffer(_L("SendQueueForMCCMSRP"));
       
    46     
       
    47     TInt aNo = AssignNameToMessageQueueL(aMessageBuffer);
       
    48     aMessageBuffer.AppendNum(aNo);
       
    49     
       
    50     User::LeaveIfError( iSendMsgQueue.OpenGlobal(aMessageBuffer));
       
    51         
       
    52     iSendMsgQueue.NotifyDataAvailable( iStatus );
       
    53     SetActive();
       
    54     }
       
    55 
       
    56 
       
    57 TInt CMceDataReceiver::AssignNameToMessageQueueL(const TDes16 &aMessageBuffer)
       
    58     {
       
    59     MCECLI_DEBUG( "CMccDataReceiver::AssignNameToMessageQueueL" )
       
    60             
       
    61     
       
    62     // queue to be opened for Sending Data
       
    63     for(TInt i=1; i<=10; i++)
       
    64         {
       
    65         TBuf16<30> tempMessage1 = aMessageBuffer;
       
    66         tempMessage1.AppendNum(i);
       
    67         TInt err1 = iSendMsgQueue1.CreateGlobal(tempMessage1, 5, EOwnerProcess );
       
    68         if(err1 == KErrAlreadyExists)
       
    69             {
       
    70             TBuf16<30> tempMessage2 = aMessageBuffer;
       
    71             tempMessage2.AppendNum(i+1);
       
    72             TInt err2 = iSendMsgQueue2.CreateGlobal(tempMessage2, 5, EOwnerProcess );
       
    73             if(err2 == KErrNone)
       
    74                 {
       
    75                 iSendMsgQueue2.Close();
       
    76                 MCECLI_DEBUG_DVALUE( "CMccDataReceiver::AssignNameToMessageQueueL" , i )
       
    77                 return i;
       
    78                 }
       
    79             }
       
    80         else
       
    81             {
       
    82             iSendMsgQueue1.Close();
       
    83             }
       
    84         }
       
    85     return 0;
       
    86             
       
    87 
       
    88     }
       
    89 
       
    90 // -----------------------------------------------------------------------------
       
    91 // CMceDataReceiver::NewL
       
    92 // -----------------------------------------------------------------------------
       
    93 //
       
    94 CMceDataReceiver* CMceDataReceiver::NewL( MMceDataSinkObserver& aObserver )
       
    95     {
       
    96     MCECLI_DEBUG("CMceDataReceiver::NewL, Entry");
       
    97     CMceDataReceiver* self = 
       
    98         new ( ELeave ) CMceDataReceiver( aObserver );
       
    99     CleanupStack::PushL( self );
       
   100     self->ConstructL();
       
   101     CleanupStack::Pop( self );
       
   102     return self;
       
   103     }
       
   104     
       
   105 // -----------------------------------------------------------------------------
       
   106 // CMceDataReceiver::~CMceDataReceiver
       
   107 // -----------------------------------------------------------------------------
       
   108 //
       
   109 CMceDataReceiver::~CMceDataReceiver()
       
   110     {
       
   111     MCECLI_DEBUG("CMceDataReceiver::~CMceDataReceiver, Entry");
       
   112     Cancel();
       
   113     iSendMsgQueue.Close();
       
   114     }
       
   115 
       
   116 // -----------------------------------------------------------------------------
       
   117 // CMceDataReceiver::DoCancel
       
   118 // -----------------------------------------------------------------------------
       
   119 //
       
   120 void CMceDataReceiver::DoCancel()
       
   121     {
       
   122     MCECLI_DEBUG("CMceDataReceiver::DoCancel, Entry");
       
   123     iSendMsgQueue.CancelDataAvailable();    
       
   124     }
       
   125 
       
   126 // -----------------------------------------------------------------------------
       
   127 // CMceDataReceiver::RunL
       
   128 // -----------------------------------------------------------------------------
       
   129 //  
       
   130 void CMceDataReceiver::RunL()
       
   131     {
       
   132     MCECLI_DEBUG("CMceDataReceiver::RunL, Entry");
       
   133     CMceMediaStream* dummy1 = NULL;
       
   134     CMceMediaSink* dummy2 = NULL;
       
   135     TQueueBuffer buffer;
       
   136     iSendMsgQueue.Receive( buffer );
       
   137     iObserver->DataReceived( *dummy1, *dummy2, buffer );
       
   138     iSendMsgQueue.NotifyDataAvailable( iStatus );
       
   139     SetActive();
       
   140     }
       
   141 
       
   142 // -----------------------------------------------------------------------------
       
   143 // CMceDataReceiver::RunError
       
   144 // -----------------------------------------------------------------------------
       
   145 //  
       
   146 TInt CMceDataReceiver::RunError(TInt /*aError*/)
       
   147     {
       
   148     MCECLI_DEBUG("CMceDataReceiver::RunError, Entry");
       
   149     return KErrNone;
       
   150     }