1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/persistentdata/traceservices/tracefw/ulogger/src/uloggerserver/uloggerwatcher.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,76 @@
     1.4 +// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of "Eclipse Public License v1.0"
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +// ULogger data watcher
    1.18 +// 
    1.19 +//
    1.20 +
    1.21 +/**
    1.22 + @file
    1.23 + @internalTechnology
    1.24 + @prototype
    1.25 +*/
    1.26 +
    1.27 +
    1.28 +#ifndef __ULOGGERWATCHER_H__
    1.29 +#define __ULOGGERWATCHER_H__
    1.30 +
    1.31 +#include <e32base.h>
    1.32 +
    1.33 +namespace Ulogger
    1.34 +{
    1.35 +	
    1.36 +
    1.37 +/**MDataWatcherObserver class
    1.38 +*/
    1.39 +class MDataWatcherObserver
    1.40 +	{
    1.41 +	public:
    1.42 +		virtual void DataNotification() = 0;
    1.43 +		
    1.44 +	};
    1.45 +
    1.46 +
    1.47 +
    1.48 +/**CULoggerWatcher class
    1.49 +*/
    1.50 +class CULoggerWatcher : public CActive
    1.51 +	{
    1.52 +	public:
    1.53 +		static CULoggerWatcher* NewL();
    1.54 +		static CULoggerWatcher* NewLC();
    1.55 +		~CULoggerWatcher();
    1.56 +		
    1.57 +		//from CActive
    1.58 +		void RunL();
    1.59 +		
    1.60 +		//own methods
    1.61 +		inline TRequestStatus& GetStatus(){return iStatus;}
    1.62 +		void StartWatching(MDataWatcherObserver* aObserver);
    1.63 +		inline void StopWatching()
    1.64 +		{
    1.65 +			Cancel();
    1.66 +		}
    1.67 +	
    1.68 +	private:
    1.69 +		CULoggerWatcher();
    1.70 +		void ConstructL();
    1.71 +		
    1.72 +		//from CActive
    1.73 +		void DoCancel();
    1.74 +	
    1.75 +		//data 
    1.76 +		MDataWatcherObserver* iObserver;
    1.77 +	};
    1.78 +}
    1.79 +#endif //__ULOGGERWATCHER_H__