tracesrv/tracecore/btrace_handler/inc/TraceCoreMediaIfCallback.h
changeset 56 aa2539c91954
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tracesrv/tracecore/btrace_handler/inc/TraceCoreMediaIfCallback.h	Fri Oct 08 14:56:39 2010 +0300
@@ -0,0 +1,50 @@
+// Copyright (c) 2007-2010 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:
+// Callback interface for incoming messages from media interface
+//
+
+#ifndef __TRACECOREMEDIAIFCALLBACK_H__
+#define __TRACECOREMEDIAIFCALLBACK_H__
+
+// Forward declarations
+class TTraceMessage;
+class DTraceCoreMediaIf;
+
+/**
+ * Callback interface for incoming messages from media interface
+ */
+NONSHARABLE_CLASS( MTraceCoreMediaIfCallback )
+    {
+public:
+
+    /**
+     * Message was received
+     * 
+     * @param aMsg The message that was received
+     * @return KErrNotFound if the message id was not found (not subscribed), KErrNone if found
+     */
+    virtual TInt MessageReceived( TTraceMessage &aMsg ) = 0;
+    
+    /**
+     * Set sender media
+     * 
+     * @param aSenderMedia Pointer to the new sender
+     * @return KErrNone if media change ok
+     */
+    virtual TInt SetSenderMedia( DTraceCoreMediaIf* aSenderMedia ) = 0;
+    };
+
+#endif
+
+// End of File