// Copyright (c) 2007-2009 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:

// ULogger Input Framework header file

// 

//

/**

 @file

 @internalTechnology

 @prototype

*/

#ifndef CINPUTFRAMEWORK_H_

#define CINPUTFRAMEWORK_H_

#include <e32base.h>

#include "uloggerinputplugin.h"

#include "inputdata.h"

#include "uloggershared.h"

#include "uloggercommands.h"

namespace Ulogger

{

/**

*/

class MInputFrameworkObserver

	{

	public: 

		virtual ControlData* ProcessCommandL(TCommand aOpCode, RArray<TPtrC8> &aArguments) = 0; 

		virtual void DoPostProcessing(TCommand aCmd) = 0;

	};

/**

*/

class CInputFramework : public CActive, public MCommandImpl

	{

	friend class CUloggerServerTest4Step; //only for test purposes

	public:

		IMPORT_C static CInputFramework* NewL(MInputPlugin *aInputPlugin, const RPointerArray<TPluginConfiguration>& aInputSettings, MInputFrameworkObserver *aObserver);

		IMPORT_C static CInputFramework* NewLC(MInputPlugin *aInputPlugin, const RPointerArray<TPluginConfiguration>& aInputSettings, MInputFrameworkObserver *aObserver);

		IMPORT_C virtual ~CInputFramework();

		IMPORT_C TInt StartReading();

		IMPORT_C void StopReading();

	public: //from MCommandImpl

		IMPORT_C TInt DoCommandL(TCommand aCommand, const RArray<TPtrC>& aValues);

	protected: //from CActive

		void DoCancel();

		void RunL();

	private:

		CInputFramework(MInputPlugin *aInputPlugin, MInputFrameworkObserver *aObserver);

		void ConstructL(const RPointerArray<TPluginConfiguration>& aInputSettings);

	private://data

		CInputData* 			iInputData;

		RPointerArray<TPluginConfiguration> iInputSettings;

		MInputPlugin 			*iInputPlugin;

		RBuf8					iControlData;

		HBufC8*					iData;

		TPtr8					iDataPtr;

		TBool					iContinueReading;

		MInputFrameworkObserver* iObserver;

		CCommand*				iCommand;

	};

}

#endif /*CINPUTFRAMEWORK_H_*/