/*

* Copyright (c) 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:  

*

*/

#ifndef __DISKWRITERPLUGIN_H__

#define __DISKWRITERPLUGIN_H__

//  Include Files

#include <w32std.h>

#include <piprofiler/WriterPluginInterface.h>

#include <piprofiler/ProfilerGenericClassesUsr.h>

#include <e32base.h>	// CBase

#include <e32std.h>	 // TBuf

#include <e32property.h>

_LIT(KFileOutShortName, "dsw");

// forward declarations

class CDiskWriterHandler;

class CProfilerSampleStream;

//  Class Definitions

class CDiskWriterPlugin : public CWriterPluginInterface

	{

public:

	// new function

	static CDiskWriterPlugin* NewL(const TUid aImplementationUid, TAny* aInitParams);

	~CDiskWriterPlugin();

	void	DoCancel();

public: // new functions

	TInt 	Start();

	void 	Stop();

	void 	GetValue( const TWriterPluginValueKeys aKey, TDes& aValue );

	void 	SetValue( const TWriterPluginValueKeys aKey, TDes& aValue ); 

	TUid 	Id() const;

	void 	GetWriterVersion(TDes* aDes);

	TUint32 GetWriterType();

	void   HandleError(TInt aError);

	void   WriteData();

	void   SetStream(CProfilerSampleStream& aStream) { iStream = &aStream; }

private: // new functions

	CDiskWriterPlugin(const TUid aImplementationUid);

	void 	ConstructL();

	void 	GetValueL( const TWriterPluginValueKeys aKey, TDes& aValue );

	void 	SetValueL( const TWriterPluginValueKeys aKey, TDes& aValue );

    TBool   GetEnabled();

	TInt   DisplayNotifier(const TDesC& aLine1, const TDesC& aLine2, const TDesC& aButton1, const TDesC& aButton2);

public: 

    CProfilerSampleStream*          iStream;

private: // data

    TBuf<256>                       iFileName;

	TInt 							iWriterType;

	TInt							iWriterId;

	CDiskWriterHandler*				iWriterHandler;

	RProperty                       iErrorStatus;

	};

/*

 * 

 * Definition of class CDiskWriterHandler

 * 

 */

class CDiskWriterHandler : public CActive //CBase

	{

public:

	static CDiskWriterHandler* NewL(CDiskWriterPlugin* aWriter);

	~CDiskWriterHandler();

	void StartL();

	void Stop();

	void RunL();

	TInt RunError(TInt aError);

	void DoCancel();

	void WriteBufferToOutput(TBapBuf* aBuf);

	void Reset();

    TInt TestFile(const TDesC& totalPrefix);

private:

	CDiskWriterHandler(CDiskWriterPlugin* aWriter); 

	void ConstructL();

    void WriteMemBufferToFile(TDesC8& aDes, TRequestStatus& aStatus);

	static TInt Write(TAny* aObject);

	void HandleFullBuffers();

	void DoWrite();

private:

    RFile                           iFile;

    RFs                             iFs;

    TBuf<256>                       iFileName;

	CDiskWriterPlugin* 				iWriter;

    TBapBuf*                        iBufferBeingWritten;

    TBool                           iStopping;

	};

#endif  // __DEBOUTWRITERPLUGIN_H__