--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/upnpavcontrolpoint/avcontrolframework/inc/upnpstateupdatehandler.h	Thu Dec 17 08:52:00 2009 +0200
@@ -0,0 +1,125 @@
+/** @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:  Watches states of control point
+*
+*/
+
+
+
+#ifndef C_CUPNPSTATEUPDATEHANDLER_H
+#define C_CUPNPSTATEUPDATEHANDLER_H
+
+
+//  INCLUDES
+#include <e32base.h>
+#include "upnpavcontrolpointobserver.h"
+
+// FORWARD DECLARATIONS
+class CUpnpService;
+class CUpnpAVControlPoint;
+
+// CLASS DECLARATION
+
+/**
+*  UPnP event handler.
+*  This class contain functions to handle UPnP events.
+*
+*  @since Series 60 2.6
+*/
+class CUpnpStateUpdateHandler : public CBase
+    {
+    public:  // Constructors and destructor
+        
+        /**
+        * Two-phased constructor.
+        */
+	    static CUpnpStateUpdateHandler* NewL( 
+            MUpnpAVControlPointObserver& aAVCPObserver,
+            CUpnpAVControlPoint& aAVCP );
+        
+        /**
+        * Destructor.
+        */
+        virtual ~CUpnpStateUpdateHandler();
+
+    public: // New functions
+        
+        /**
+        * MAin function for event handling
+        * @since Series 60 2.6
+        * @param aService Service that has update events.
+        * @return KErrNone 
+        */
+        TInt StateUpdated( CUpnpService*& aService );
+        /**
+        * Handler for Content Directory events.
+        * @since Series 60 2.6
+        * @param aDevice Device that has update events
+        * @param aService Service that has update events
+        * @return KErrNone, KErrNotsupported, KErrGeneral
+        */
+        TInt ContentDirectoryStateUpdated( 
+            CUpnpDevice& aDevice,
+            CUpnpService*& aService );
+        /**
+        * Handler for Connection Manager events.
+        * @since Series 60 2.6
+        * @param aDevice Device that has update events
+        * @param aService Service that has update events
+        * @return KErrNone, KErrNotsupported, KErrGeneral
+        */
+        TInt ConnectionManagerStateUpdated( 
+            CUpnpDevice& aDevice, 
+            CUpnpService*& aService);
+        /**
+        * Handler for Rendering Control events.
+        * @since Series 60 2.6
+        * @param aDevice Device that has update events
+        * @param aService Service that has update events
+        * @return KErrNone, KErrNotsupported, KErrGeneral
+        */
+        TInt RenderingControlStateUpdated( CUpnpDevice& aDevice, CUpnpService*& aService );
+        /**
+        * Handler for AV Transport events.
+        * @since Series 60 2.6
+        * @param aDevice Device that has update events
+        * @param aService Service that has update events
+        * @return KErrNone, KErrNotsupported, KErrGeneral
+        */
+        TInt AVTransportStateUpdated( CUpnpDevice& aDevice, CUpnpService*& aService );
+
+    private:
+
+        /**
+        * C++ default constructor.
+        */
+	    CUpnpStateUpdateHandler( MUpnpAVControlPointObserver& aAVCPObserver, 
+	    							CUpnpAVControlPoint& aAVCP );
+
+        /**
+        * By default Symbian 2nd phase constructor is private.
+        */
+	    void ConstructL();
+
+    private:    // Data
+       
+        //observer that is intrested about AVCP actions
+          MUpnpAVControlPointObserver& iAVControlPointObserver;
+          //AVCP main class
+          CUpnpAVControlPoint& iAVCP;
+    };
+
+#endif      // C_CUPNPSTATEUPDATEHANDLER_H   
+            
+// End of File
\ No newline at end of file