--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmserv/voipaudioservices/VoIPIntfc/src/VoIPDtmfTonePlayerImpl.cpp	Tue Feb 02 01:08:46 2010 +0200
@@ -0,0 +1,270 @@
+/*
+* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  VOIP Audio Services
+*
+*/
+
+
+#include <e32base.h>
+#include <voipuplinkstream.h>
+#include <voipdownlinkstream.h>
+#include "VoIPAudioSession.h"
+#include "VoIPDtmfTonePlayerImpl.h"
+
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::NewL
+// ---------------------------------------------------------------------------
+//
+CDTMFTonePlayerImpl* CDTMFTonePlayerImpl::NewL()
+    {
+    CDTMFTonePlayerImpl* self = new (ELeave) CDTMFTonePlayerImpl();
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::~CDTMFTonePlayerImpl
+// ---------------------------------------------------------------------------
+//
+CDTMFTonePlayerImpl::~CDTMFTonePlayerImpl()
+    {
+    Close();
+
+    if (iMsgQComHandler)
+        {
+        iMsgQComHandler->Cancel();
+        delete iMsgQComHandler;
+        }
+
+    if (iMsgComQueue.Handle() > 0)
+        {
+        iMsgComQueue.Close();
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::CDTMFTonePlayerImpl
+// ---------------------------------------------------------------------------
+//
+CDTMFTonePlayerImpl::CDTMFTonePlayerImpl()
+    {
+    }
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::ConstructL
+// ---------------------------------------------------------------------------
+//
+void CDTMFTonePlayerImpl::ConstructL()
+    {
+    // Pass ownership to the parent class
+    CDTMFTonePlayer::ConstructL(this);
+    }
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::Open
+// ---------------------------------------------------------------------------
+//
+TInt CDTMFTonePlayerImpl::Open(MDTMFToneObserver& aObserver)
+    {
+    TInt err = KErrNotReady;
+    iObserver = &aObserver;
+
+    TRAP(err, StartMsgQueueL());
+    if (iVoIPAudioSession && err == KErrNone)
+        {
+        err = iVoIPAudioSession->OpenDTMFTonePlayer();
+        }
+
+    return err;
+    }
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::Play
+// ---------------------------------------------------------------------------
+//
+TInt CDTMFTonePlayerImpl::Play(const TPtr aTones)
+    {
+    TInt err = KErrNotReady;
+
+    if (iVoIPAudioSession)
+        {
+        err = iVoIPAudioSession->PlayDTMFTone(aTones);
+        }
+
+    return err;
+    }
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::Stop
+// ---------------------------------------------------------------------------
+//
+TInt CDTMFTonePlayerImpl::Stop()
+    {
+    TInt err = KErrNotReady;
+
+    if (iVoIPAudioSession)
+        {
+        err = iVoIPAudioSession->StopDTMFTonePlay();
+        }
+
+    return err;
+    }
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::Close
+// ---------------------------------------------------------------------------
+//
+void CDTMFTonePlayerImpl::Close()
+    {
+    if (iVoIPAudioSession)
+        {
+        iVoIPAudioSession->CloseDTMFTonePlayer();
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::AddVoIPAudioUplinkStream
+// ---------------------------------------------------------------------------
+//
+TInt CDTMFTonePlayerImpl::AddVoIPAudioUplinkStream(
+                          CVoIPAudioUplinkStream& /*aStream*/,
+                          RVoIPAudioSession* aSession)
+    {
+    TInt err = KErrNone;
+    iVoIPAudioSession = aSession;
+
+    if (!iVoIPAudioSession)
+        {
+        err = KErrNotFound;
+        }
+    else
+        {
+        iStreamType = EUplink;
+        }
+
+    return err;
+    }
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::RemoveVoIPAudioUplinkStream
+// ---------------------------------------------------------------------------
+//
+TInt CDTMFTonePlayerImpl::RemoveVoIPAudioUplinkStream(
+                          CVoIPAudioUplinkStream& /*aStream*/)
+    {
+    iVoIPAudioSession = NULL;
+    return KErrNone;
+    }
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::AddVoIPAudioDownlinkStream
+// ---------------------------------------------------------------------------
+//
+TInt CDTMFTonePlayerImpl::AddVoIPAudioDownlinkStream(
+                          CVoIPAudioDownlinkStream& /*aStream*/,
+                          RVoIPAudioSession* aSession)
+    {
+    TInt err = KErrNone;
+    iVoIPAudioSession = aSession;
+
+    if (!iVoIPAudioSession)
+        {
+        err = KErrNotFound;
+        }
+    else
+        {
+        iStreamType = EDownlink;
+        }
+
+    return err;
+    }
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::RemoveVoIPAudioDownlinkStream
+// ---------------------------------------------------------------------------
+//
+TInt CDTMFTonePlayerImpl::RemoveVoIPAudioDownlinkStream(
+                          CVoIPAudioDownlinkStream& /*aStream*/)
+    {
+    iVoIPAudioSession = NULL;
+    return KErrNone;
+    }
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::StrartMsgQueueL
+//
+// ---------------------------------------------------------------------------
+//
+void CDTMFTonePlayerImpl::StartMsgQueueL()
+    {
+    TInt err = KErrNone;
+
+    if (iMsgComQueue.Handle() <= 0)
+        {
+        if (iStreamType == EDownlink)
+            {
+            err = iMsgComQueue.CreateGlobal(KDTMFToneComQueueDNL,
+                                            KVoIPMsgComQSlots);
+            }
+        else
+            {
+            err = iMsgComQueue.CreateGlobal(KDTMFToneComQueueUPL,
+                                            KVoIPMsgComQSlots);
+            }
+
+        User::LeaveIfError(err);
+        }
+
+    ReceiveMsgQComHandlerEventsL();
+    }
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::ReceiveMsgQComHandlerEventsL
+// Starts message queue handler (A/O) to monitor server side events
+// ---------------------------------------------------------------------------
+//
+void CDTMFTonePlayerImpl::ReceiveMsgQComHandlerEventsL()
+    {
+    if (iMsgQComHandler)
+        {
+        iMsgQComHandler->Cancel();
+        }
+    else
+        {
+        iMsgQComHandler = CQueueHandler::NewL(this, &iMsgComQueue);
+        }
+
+    iMsgQComHandler->Start();
+    }
+
+
+// ======== CALLBACK FUNCTIONS ========
+
+
+// ---------------------------------------------------------------------------
+// CDTMFTonePlayerImpl::Event
+//
+// From MQueueHandlerObserver
+// ---------------------------------------------------------------------------
+//
+void CDTMFTonePlayerImpl::Event(TInt aEventType, TInt aError)
+    {
+    iObserver->Event(*this, aEventType, aError);
+    }
+
+
+// End of file