diff -r 000000000000 -r 1e05558e2206 usbengines/usbotgwatcher/inc/cusbnotenotifier.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usbengines/usbotgwatcher/inc/cusbnotenotifier.h	Thu Dec 17 09:14:30 2009 +0200
@@ -0,0 +1,149 @@
+/*
+* Copyright (c) 2008 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:  Base classes for Usb notifier wrapper  
+ *
+*/
+
+
+#ifndef C_CUSBNOTENOTIFIER_H
+#define C_CUSBNOTENOTIFIER_H
+
+#include <e32base.h>
+#include "cusbnotifier.h"
+
+class CUsbNotifManager;
+class RNotifier;
+
+/**
+ * Base class of wrapper for showing RNotifier note.
+ * Class implements showing note notifier by RNotifier API in asynchronized way 
+ * which doesn't block the caller. When user gives some feedback on the note, 
+ * the event will be forwarded to CUsbNotifManager and it does some handling.
+ */
+NONSHARABLE_CLASS( CUsbNoteNotifier) : public CUsbNotifier
+    {
+    /**
+     * Active object of asynchronous showing notifier 
+     */
+    class CNotifierActive : public CActive
+        {
+        public:
+            /**
+             * Default constructor
+             * @param aNotifier RNotifier API
+             * @param aUsbNoteNotifier the note notifier container
+             */
+            CNotifierActive(RNotifier& aNotifier, CUsbNoteNotifier* aUsbNoteNotifier);
+            
+            /**
+             * Destructor
+             */
+            virtual ~CNotifierActive();
+        
+            /**
+             * Start to show the notifier
+             */
+            void StartL();
+            
+        protected:
+            // From base class CActive
+            /**
+             * Caled when outstanding request completed
+             */
+            void RunL();
+
+            /**
+             * Called when outstanding request cancelled
+             */
+            void DoCancel();
+
+            /**
+             * Called when RunL leaves   
+             * @param aError errorcode
+             * @return errorcode 
+             */
+            TInt RunError(TInt aError);
+
+        private:
+            // data
+
+            /**
+             * The note notifier container 
+             * Not Own 
+             */
+            CUsbNoteNotifier* iUsbNoteNotifier;
+            
+            /**
+             * RNotifier API
+             * Not Own 
+             */
+            RNotifier& iNotifier;
+
+            /**
+             * Response from notifier 
+             */
+            TPckg<TInt> iRes;
+        };
+public:
+
+    /**
+     * Destructor
+     */
+    virtual ~CUsbNoteNotifier();
+
+    //From base class CUsbNotifier
+    /**
+     * Start to show notifier
+     */
+    virtual void ShowL();
+
+    /**
+     * Stop showing notifier
+     */
+    virtual void Close();
+
+protected:
+
+    /**
+     * Default constructor
+     * @param aNotifier RNotifier API
+     * @param aNotifManager Manager
+     * @param acat Category
+     * @param aNotidId id 
+     */
+    CUsbNoteNotifier(RNotifier& aNotifier, CUsbNotifManager* aNotifManager,
+            TUid aCat, TUint aNotifId);
+
+    /**
+     * 2nd phase constructor.
+     */
+    void ConstructL();
+    
+private:
+    // data
+
+    /**
+     * Active object of handling RNotifier instance
+     * Own 
+     */
+    CNotifierActive* iNotifierActive;
+    
+    /**
+     * RNotifier API
+     * Not Own 
+     */
+    RNotifier& iNotifier;
+    };
+
+#endif // C_CUSBNOTENOTIFIER_H