--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/upnp/upnpstack/upnpconnmanager/inc/upnpipeventnotifier.h	Tue Feb 02 01:12:20 2010 +0200
@@ -0,0 +1,119 @@
+/** @file
+* Copyright (c) 2005-2006 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:  Subscribes for IP events from ipeventnotifier module
+*
+*/
+
+
+
+
+#ifndef C_UPNPIPEVENTNOTIFIER_H
+#define C_UPNPIPEVENTNOTIFIER_H
+
+#include <e32base.h>
+#include <e32property.h>
+#include <in_sock.h>
+
+/**
+ *  Observer class for getting information about IP events
+ *
+ *  @since S60 v3.1
+ */
+class MUpnpIPEventObserver
+    {
+public:
+    /**
+     * This function will be invoke if IPEvent occurs (IPAddressReady)
+     */
+    virtual void IPEventOccursL() = 0;
+    };
+
+
+/**
+ *  Class responsible for subscribe for IP event from ipeventnotifier module.
+ *  We register to get notification about IPEvent::EIPReady 
+ *  for specific interface index 
+ *  (it has to be specific during constrution of this class).
+ *  To see more detail infromation please check:
+ *  \src\common\generic\networking\ipeventnotifier
+ *
+ *  @since S60 v3.1
+ */
+class CUpnpIPEventNotifier : public CActive
+    {
+public:
+
+    /**
+     * Create a CUpnpIPEventNotifier object using two phase construction,
+     * and return a pointer to the created object
+     * @param aInterfaceIndex Interface index
+     * @result pointer to new event notifier
+     */
+    static CUpnpIPEventNotifier* NewL( TInt aInterfaceIndex );
+
+    /**
+     * Destroy the object and release all memory objects
+     */
+    virtual ~CUpnpIPEventNotifier();      
+
+    /**
+     * Subscribes for IP events
+     * @param observer for notification
+     */
+    void Subscribe( MUpnpIPEventObserver* aObserver );
+
+private:
+
+    /**
+     * Simply constructor
+     */
+    CUpnpIPEventNotifier();
+
+    /**
+     * 2nd constructor
+     * @param interface index
+     */
+    void ConstructL( TInt aInterfaceIndex );
+
+private:  // from CActive
+
+    /**
+     * Invoke when asynchronous request will be completed
+     * @since S60 S60 v3.1
+     */
+    void RunL();
+
+    /**
+     * Invoke when asynchronous RunL leaves
+     */
+    TInt RunError( TInt aErr );
+    
+    /**
+     * Invoke for canceling asynchronous request
+     * @since S60 S60 v3.1
+     */    
+    void DoCancel();
+    
+private: 
+
+    /* @var iProperty Property containing current IP address */
+    RProperty iProperty;
+
+    /* @var iObserver Observer which should be informed in case of changes */
+    MUpnpIPEventObserver* iObserver;
+
+    };
+
+
+#endif //  C_UPNPIPEVENTNOTIFIER_H