--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sipplugins/sippwlanplugin/inc/sipnetworkinfoobserver.h	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,49 @@
+/*
+* Copyright (c) 2005 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:  See class definition below.
+*
+*/
+
+#ifndef MSIPNETWORKINFOOBSERVER_H
+#define MSIPNETWORKINFOOBSERVER_H
+
+// INCLUDES
+#include <e32std.h>
+
+// FORWARD DECLARATIONS
+class TSIPAccessNetworkInfo;
+
+// CLASS DEFINITION
+/**
+ * MSIPNetworkInfoObserver defines an interface for observing access network
+ * information and its changes.
+ */
+class MSIPNetworkInfoObserver
+	{
+	protected: // Constructors and destructors
+
+		/// Virtual destructor. Prohibit deletion through this interface.
+		virtual ~MSIPNetworkInfoObserver() {}
+
+	public: // Abstract methods
+
+		/**
+		 * Called when new access network information is available.
+		 *		 
+		 * @param aInfo Access network info
+		 */
+		virtual void InfoChanged( const TSIPAccessNetworkInfo& aInfo ) = 0;
+	};
+
+#endif // MSIPNETWORKINFOOBSERVER_H