diff -r 000000000000 -r 40261b775718 devsoundextensions/effects/SrcLocation/SourceLocationProxy/Src/SourceLocationProxy.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/devsoundextensions/effects/SrcLocation/SourceLocationProxy/Src/SourceLocationProxy.cpp	Tue Feb 02 01:56:55 2010 +0200
@@ -0,0 +1,234 @@
+/*
+* Copyright (c) 2004 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:   Implementation of the bassboost proxy class
+*
+*/
+
+
+
+
+// INCLUDE FILES
+
+#ifdef _DEBUG
+#include <e32svr.h>
+#endif
+
+#include "SourceLocationProxy.h"
+#include "SourceLocationEventObserver.h"
+#include <CustomInterfaceUtility.h>
+
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CSourceLocationProxy::CSourceLocationProxy
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CSourceLocationProxy::CSourceLocationProxy(
+	TMMFMessageDestinationPckg aMessageHandler,
+	MCustomCommand& aCustomCommand,
+	CCustomInterfaceUtility* aCustomInterfaceUtility )
+	: 	iCustomCommand(&aCustomCommand),
+		iMessageHandler(aMessageHandler),
+		iCustomInterfaceUtility(aCustomInterfaceUtility)
+
+    {
+    }
+
+// Destructor
+CSourceLocationProxy::~CSourceLocationProxy()
+    {
+    // Remove the custom interface message handler before we destroy the proxy.
+    if(iCustomInterfaceUtility)
+        iCustomInterfaceUtility->RemoveCustomInterface(iMessageHandler);
+	delete iSourceLocationEventObserver;
+	delete iCustomInterfaceUtility;
+	}
+
+// -----------------------------------------------------------------------------
+// CSourceLocationProxy::NewL
+// Static function for creating an instance of the SourceLocation object.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C CSourceLocationProxy* CSourceLocationProxy::NewL(
+	TMMFMessageDestinationPckg aMessageHandler,
+    MCustomCommand& aCustomCommand,
+    CCustomInterfaceUtility* aCustomInterfaceUtility )
+    {
+    CSourceLocationProxy* self = new (ELeave) CSourceLocationProxy(aMessageHandler, aCustomCommand, aCustomInterfaceUtility);
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop(self);
+    return self;
+	}
+
+// -----------------------------------------------------------------------------
+// CSourceLocationProxy::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CSourceLocationProxy::ConstructL()
+    {
+    iSourceLocationEventObserver = CSourceLocationEventObserver::NewL(iMessageHandler, *iCustomCommand, *this);
+    StartObserver();
+
+    TEfLocationDataPckg dataPckgFrom;
+    // sends a message to fetch initial data.
+	iCustomCommand->CustomCommandSync(iMessageHandler, (TInt)ESlfInitialize, KNullDesC8, KNullDesC8, dataPckgFrom);
+	SetEffectData(dataPckgFrom);
+	}
+
+
+// -----------------------------------------------------------------------------
+// CSourceLocationProxy::ApplyL
+// Apply the bassboost settings.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C void CSourceLocationProxy::ApplyL()
+	{
+#ifdef _DEBUG
+    RDebug::Print(_L("CSourceLocationProxy::Apply"));
+#endif
+
+	if (iHaveUpdateRights )
+		{
+		iLocationData.iEnabled = iEnabled;
+		iLocationData.iEnforced = iEnforced;
+		iLocationData.iHaveUpdateRights = iHaveUpdateRights;
+
+		iCustomCommand->CustomCommandSync(iMessageHandler, (TInt)ESlfApply, DoEffectData(), KNullDesC8);
+		}
+	else
+		{
+		User::Leave(KErrAccessDenied);
+		}
+	}
+
+// -----------------------------------------------------------------------------
+// CSourceLocationProxy::StartObserver
+// Starts the event observer. The event observer monitors asynchronous events
+// from the message handler.
+// -----------------------------------------------------------------------------
+//
+void CSourceLocationProxy::StartObserver()
+	{
+#ifdef _DEBUG
+    RDebug::Print(_L("CSourceLocationProxy::StartObserver"));
+#endif
+
+	iSourceLocationEventObserver->Start();
+	}
+
+// -----------------------------------------------------------------------------
+// CSourceLocationProxy::SourceLocationEvent
+// Checks which data member has changed and notify the observers.
+// -----------------------------------------------------------------------------
+//
+void CSourceLocationProxy::SourceLocationEvent(
+	const TDesC8& aBuffer )
+	{
+#ifdef _DEBUG
+    RDebug::Print(_L("CSourceLocationProxy::SourceLocationEvent"));
+#endif
+
+	TEfLocationDataPckg dataPckgFrom;
+	dataPckgFrom.Copy(aBuffer);
+	TEfLocation newLocationData = dataPckgFrom();
+
+	TUint8 event = 0;
+
+	if ( newLocationData.iEnabled != iLocationData.iEnabled )
+		{
+		iLocationData.iEnabled = newLocationData.iEnabled;
+		iEnabled = newLocationData.iEnabled;
+		if ( iLocationData.iEnabled )
+			{
+			event = MAudioEffectObserver::KEnabled;
+			}
+		else
+			{
+			event = MAudioEffectObserver::KDisabled;
+			}
+		}
+	else if ( newLocationData.iEnforced != iLocationData.iEnforced )
+		{
+		iLocationData.iEnforced = newLocationData.iEnforced;
+		iEnforced = newLocationData.iEnforced;
+		if ( iLocationData.iEnforced )
+			{
+			event = MAudioEffectObserver::KEnforced;
+			}
+		else
+			{
+			event = MAudioEffectObserver::KNotEnforced;
+			}
+		}
+	else if ( newLocationData.iHaveUpdateRights != iLocationData.iHaveUpdateRights )
+		{
+		iLocationData.iHaveUpdateRights = newLocationData.iHaveUpdateRights;
+		iHaveUpdateRights = newLocationData.iHaveUpdateRights;
+		if ( iLocationData.iHaveUpdateRights )
+			{
+			event = MAudioEffectObserver::KGainedUpdateRights;
+			}
+		else
+			{
+			event = MAudioEffectObserver::KLostUpdateRights;
+			}
+		}
+	else if ( newLocationData.iXCoordinate != iLocationData.iXCoordinate )
+			{
+			iLocationData.iXCoordinate = newLocationData.iXCoordinate;
+			event = MSourceLocationObserver::KLocationCartesianChanged;
+			}
+	else if ( newLocationData.iYCoordinate != iLocationData.iYCoordinate )
+			{
+			iLocationData.iYCoordinate = newLocationData.iYCoordinate;
+			event = MSourceLocationObserver::KLocationCartesianChanged;
+			}
+	else if ( newLocationData.iZCoordinate != iLocationData.iZCoordinate )
+			{
+			iLocationData.iZCoordinate = newLocationData.iZCoordinate;
+			event = MSourceLocationObserver::KLocationCartesianChanged;
+			}
+	else if ( newLocationData.iAzimuth != iLocationData.iAzimuth )
+			{
+			iLocationData.iAzimuth = newLocationData.iAzimuth;
+			event = MSourceLocationObserver::KLocationSphericalChanged;
+			}
+	else if ( newLocationData.iElevation != iLocationData.iElevation )
+			{
+			iLocationData.iElevation = newLocationData.iElevation;
+			event = MSourceLocationObserver::KLocationSphericalChanged;
+			}
+	else if ( newLocationData.iRadius != iLocationData.iRadius )
+			{
+			iLocationData.iRadius = newLocationData.iRadius;
+			event = MSourceLocationObserver::KLocationSphericalChanged;
+			}
+
+	if (!event)
+		return;
+
+	for ( TInt i = 0; i < iObservers.Count(); i++ )
+		{
+		iObservers[i]->EffectChanged(this, event);
+		}
+	}
+
+
+// ========================== OTHER EXPORTED FUNCTIONS =========================
+
+// End of File