msgwriter.h

vncviewer_source_1.0

/* Copyright (C) 2006 Lucas Gomez  All Rights Reserved.
 * 
 * This is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this software; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
 * USA.
 */

#ifndef __MSGWRITER_H__
#define __MSGWRITER_H__

// INCLUDES
#include <e32base.h>
#include <e32std.h>

#include "ConnParams.h"

// NAMESPACE
namespace MsgType
{
	// server to client

	const TInt KFramebufferUpdate = 0;
	const TInt KSetColourMapEntries = 1;
	const TInt KBell = 2;
	const TInt KServerCutText = 3;

	// client to server

	const TInt KSetPixelFormat = 0;
	const TInt KFixColourMapEntries = 1;
	const TInt KSetEncodings = 2;
	const TInt KFramebufferUpdateRequest = 3;
	const TInt KKeyEvent = 4;
	const TInt KPointerEvent = 5;
	const TInt KClientCutText = 6;
};

// CONSTANTES

// CLASS DECLARATION

/**
* CMsgWriter application class.
*/
class CMsgWriter
{
public: // Constructors and destructor
    /**
    * ~CMsgWriter
    * Virtual Destructor.
    */
    virtual ~CMsgWriter();

protected:
    /**
    * CMsgWriter.
    * C++ default constructor.
    */
    CMsgWriter(CConnParams* aCP,OutStream* aOS);
    
public:	// class methods
	virtual void WriteClientInit(TBool aShared)=0;
	
	void WriteSetPixelFormat(CPixelFormat* aPF);
	
	void WriteSetEncodings(TInt aNEncodings,RArray<TEncodings>& aEncodings);
	
	void WriteSetEncodings(TEncodings aPreferredEncoding,TBool aUseCopyRect);
	
	void WriteFramebufferUpdateRequest(TInt aX,TInt aY,TInt aW,TInt aH,TBool aIncremental);
	
	void WriteKeyEvent(TInt aKey,TBool aDown);
	
	void WritePointerEvent(TInt aX,TInt aY,TInt aButtonMask);
	
	void WriteClientCutText(TDesC& aText);
	
	virtual void StartMsg(TInt aType)=0;
	
	virtual void EndMsg()=0;
	
	void SetOutStream(OutStream* aOS);
	
	CConnParams* GetConnParams();
	
	OutStream* GetOutStream();
    
protected:	// member variables
	CConnParams* iCP;
	OutStream* iOS;
};

class CMsgWriterV3 : public CMsgWriter
{
public: // Constructors and destructor
    /**
    * ~CMsgWriterV3
    * Virtual Destructor.
    */
    virtual ~CMsgWriterV3();

public:
    /**
    * CMsgWriterV3.
    * C++ default constructor.
    */
    CMsgWriterV3(CConnParams* aCP,OutStream* aOS);
    
public:	// class methods
	void WriteClientInit(TBool aShared);
	
	void StartMsg(TInt aType);
	
	void EndMsg();
	
private:	// member variables

};

#endif // __MSGWRITER_H__