devsoundextensions/restrictedaudiooutput/RestrictedAudioOutputProxy/src/RestrictedAudioOutputProxy.cpp
changeset 0 b8ed18f6c07b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/devsoundextensions/restrictedaudiooutput/RestrictedAudioOutputProxy/src/RestrictedAudioOutputProxy.cpp	Thu Oct 07 22:34:12 2010 +0100
@@ -0,0 +1,155 @@
+/*
+* Copyright (c) 2007 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:   This is the implementation of the CRestrictedAudioOutputProxy class.
+*
+*/
+
+
+
+// INCLUDE FILES
+#include <e32svr.h>
+#include <RestrictedAudioOutput.h>
+#include <RestrictedAudioOutputProxy.h>
+#include <RestrictedAudioOutputMessageTypes.h>
+#include <CustomInterfaceUtility.h>
+
+    
+// ================= MEMBER FUNCTIONS =======================
+
+// C++ default constructor can NOT contain any code, that
+// might leave.
+//
+CRestrictedAudioOutputProxy::CRestrictedAudioOutputProxy(
+	TMMFMessageDestinationPckg aMessageHandler,
+	MCustomCommand& aCustomCommand,
+	CCustomInterfaceUtility* aCustomInterfaceUtility )
+	: 	iCustomCommand(&aCustomCommand),
+		iMessageHandler(aMessageHandler),
+		iCustomInterfaceUtility(aCustomInterfaceUtility),
+		iArray(4)
+
+    {  
+
+    }
+
+// Two-phased constructor.
+EXPORT_C CRestrictedAudioOutputProxy* CRestrictedAudioOutputProxy::NewL(
+	TMMFMessageDestinationPckg aMessageHandler,
+    MCustomCommand& aCustomCommand,
+    CCustomInterfaceUtility* aCustomInterfaceUtility)
+    {
+    
+#ifdef _DEBUG    
+	RDebug::Print(_L("CRestrictedAudioOutputProxy::NewL:\n"));
+#endif
+
+
+	    
+  	CRestrictedAudioOutputProxy* self = new(ELeave) CRestrictedAudioOutputProxy(aMessageHandler, aCustomCommand, aCustomInterfaceUtility);
+ 	CleanupStack::PushL(self);
+ 	self->ConstructL();  // Call base class ConstructL
+    CleanupStack::Pop(self);    
+    return self;
+    
+    }	
+      
+ EXPORT_C CRestrictedAudioOutputProxy* CRestrictedAudioOutputProxy::NewL(CMMFDevSound& aDevSound)
+    {
+    
+#ifdef _DEBUG    
+	RDebug::Print(_L("CRestrictedAudioOutputProxy::NewL (DevSound):\n"));
+#endif
+
+  	CRestrictedAudioOutputProxy* audioOutputProxy = (CRestrictedAudioOutputProxy*)aDevSound.CustomInterface(KUidRestrictedAudioOutput);	  	
+   	
+	if (audioOutputProxy == NULL)
+	{
+#ifdef _DEBUG	
+        RDebug::Print(_L("No Adaptation Support - leaving")); 
+#endif          
+    	User::Leave(KErrNotSupported);
+	} 
+		  	 
+    return audioOutputProxy;
+    
+    }	       
+
+// Destructor
+CRestrictedAudioOutputProxy::~CRestrictedAudioOutputProxy()
+    {
+#ifdef _DEBUG 
+	RDebug::Print(_L("CRestrictedAudioOutputProxy::~CRestrictedAudioOutputProxy\n"));
+#endif 
+	  
+	iArray.Reset();	   
+    // Remove the custom interface message handler before we destroy the proxy.
+    if (iCustomInterfaceUtility)
+    {
+    iCustomInterfaceUtility->RemoveCustomInterface(iMessageHandler);
+    }
+	delete iCustomInterfaceUtility;
+ 
+    }
+    
+// ---------------------------------------------------------
+// CRestrictedAudioOutput::Uid
+// ?implementation_description
+// (other items were commented in a header).
+// ---------------------------------------------------------
+//
+EXPORT_C const TUid CRestrictedAudioOutputProxy::Uid()
+	{
+	return KUidRestrictedAudioOutput;
+	}
+
+// ---------------------------------------------------------
+// CRestrictedAudioOutputProxy::Commit
+// ?implementation_description
+// (other items were commented in a header).
+// ---------------------------------------------------------
+//
+EXPORT_C TInt CRestrictedAudioOutputProxy::Commit()
+	{
+#ifdef _DEBUG 	
+	RDebug::Print(_L("CRestrictedAudioOutputProxy::Commit"));
+#endif
+	
+	TInt count;
+	TAllowedOutputPreference pref;
+	iArray.Reset();
+	
+	TInt err = GetAllowedOutputCount(count);
+		
+#ifdef _DEBUG 		
+	RDebug::Print(_L("CRestrictedAudioOutputProxy::Commit: Current array count = %d"), count);
+#endif		
+	
+	for (TInt i=0; i < count;i++)
+	{
+		err = GetAllowedOutput(i, pref);		
+		TRAP(err,iArray.AppendL(pref));		
+	}
+
+	TInt length = iArray.Length() * count;
+	TPtrC8 arrayPtr((const TUint8*)&iArray[0], length);
+	TPckgC<TInt> countPckg(count);
+	
+	iCustomCommand->CustomCommandSync(iMessageHandler, ERaofCommit, countPckg, arrayPtr );
+ 	
+	
+	return KErrNone;	
+	}
+	
+
+// End of File