--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wvuing/wvaudiomanager/Inc/CCANotifierImpl.h	Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,85 @@
+/*
+* Copyright (c) 2002-2005 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:  Publish and Subscribe implementation of notify services
+*
+*/
+
+
+
+#ifndef CCANOTIFIERIMPL_H
+#define CCANOTIFIERIMPL_H
+
+//  INCLUDES
+#include "MCANotifierInterface.h"
+#include "MCAPropertyNotificationObserver.h"
+
+// FORWARD DECLARATIONS
+class MCANotifierKeyObserver;
+class CCAPropertyObserver;
+
+// CLASS DECLARATION
+/**
+*  Class for notifying key changes, reading and changing the values of
+*  Pub&Sub keys.
+*
+*  @since Series 60 Platform 3.0
+*/
+class CCANotifierImpl : public CBase,
+            public MCANotifierInterface,
+            public MCAPropertyNotificationObserver
+    {
+    public:  // Constructors and destructor
+
+        /**
+        * Two-phased constructor.
+        */
+        static CCANotifierImpl* NewL( MCANotifierKeyObserver* aObserver,
+                                      const TUid aUid );
+
+        /**
+        * Destructor.
+        */
+        virtual ~CCANotifierImpl();
+
+    public: // Functions from base classes
+
+        TInt SetInt( TNotifyKey aKey, TInt aValue );
+        TInt GetInt( TNotifyKey aKey, TInt& aValue );
+        TInt ListenKeyChanges( TNotifyKey aKey );
+
+    private: // From MCAPropertyNotificationObserver
+
+        /**
+        * @see MCAPropertyNotificationObserver
+        */
+        void HandlePropertyNotificationEventL( TUid aCategory, TUint aKey );
+
+    private:
+
+        /**
+        * C++ default constructor.
+        */
+        CCANotifierImpl( MCANotifierKeyObserver* aObserver, const TUid aUid );
+
+
+    private:    // Data
+
+        MCANotifierKeyObserver* iObserver;
+        TUid iCatUID;
+        CCAPropertyObserver* iPropWatcher;
+    };
+
+#endif      // CCANOTIFIERIMPL_H 
+
+// End of File