diff -r 1fc85118c3ae -r 870918037e16 basiclocationinfodisplay/blid/engine/inc/MBlidEngObserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/basiclocationinfodisplay/blid/engine/inc/MBlidEngObserver.h	Wed Sep 01 12:31:27 2010 +0100
@@ -0,0 +1,48 @@
+/*
+* 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:  Provides an observer interface to blid application engine.
+*
+*/
+
+
+
+#ifndef __MBLIDENGOBSERVER_H__
+#define __MBLIDENGOBSERVER_H__
+
+// CLASS DECLARATIONS
+/**
+*  Engine provides this API only for Blid application.
+*
+*/
+class MBlidEngObserver
+    {
+    public: // New functions
+        /**
+         * Notifies the engine observer about occured event.
+         * Engine observer has to update its data when this function is called.
+         * @param aOnlineMode if ETrue application is online and if
+         * EFalse application is offline.
+         */
+        virtual void NotifyL( const TBool aOnlineMode ) = 0;
+
+        /**
+         * Called if occured event causes a leave in previous NotifyL method.
+         * @param aErrorCode Occured general errorcode.
+         */
+        virtual void NotifyErrorL( TInt aErrorCode ) = 0;
+    };
+
+#endif      // __MBLIDENGOBSERVER_H__
+
+// End of File