--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sipplugins/sippwlanplugin/inc/sipbearermonitorobserver.h	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,53 @@
+/*
+* 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:  See class definition below.
+*
+*/
+
+#ifndef MSIPBEARERMONITOROBSERVER_H
+#define MSIPBEARERMONITOROBSERVER_H
+
+// INCLUDES
+#include <e32def.h>
+
+// CLASS DECLARATION
+/**
+* @publishedPartner
+*
+* MSIPBearerMonitorObserver defines an internal interface for observing 
+* network monitor objects within bearer monitor plugins.
+*/
+class MSIPBearerMonitorObserver
+	{
+	protected: // Constructors and destructors
+
+		/// Virtual destructor. Prohibit deletion through this interface.
+		virtual ~MSIPBearerMonitorObserver() {};
+
+	public: // Abstract methods
+
+		/**
+		 * Called when a monitor changes its state. It is the responsibility
+		 * of the observer to find out which observer was involved and
+		 * what is the new state.
+		 *
+		 * @param aError System-wide error code if something failed
+		 *				 when monitoring (or trying to monitor),
+		 *				 KErrNone otherwise.
+		 */
+		virtual void MonitorStateChanged( TInt aError ) = 0;
+
+	};
+
+#endif // MSIPBEARERMONITOROBSERVER_H