// terminalkeyboardcons.h

// 

// Copyright (c) 2010 Accenture. All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the "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:

// Accenture - Initial contribution

//

#ifndef TERMINALKEYBOARDCONS_H

#define TERMINALKEYBOARDCONS_H

#include <e32std.h>

#include <e32cons.h>

#include <TcDriverIf.h>

#include <fshell/consoleextensions.h>

#include "vtc_cursor_tracker.h"

class CMessageWatcher;

//#define SHOW_TEXTSHELL_BORDERS

NONSHARABLE_CLASS(CTerminalKeyboardCons) : public CConsoleBase, public MIosrvConsoleHelper, public MConsoleScrollHandler

	{

public:

	CTerminalKeyboardCons();

	virtual ~CTerminalKeyboardCons();

public: // From CConsoleBase

	virtual TInt Create(const TDesC& aTitle, TSize aSize);

	virtual void Read(TRequestStatus& aStatus);

	virtual void ReadCancel();

	virtual void Write(const TDesC& aDes);

	virtual TPoint CursorPos() const;

	virtual void SetCursorPosAbs(const TPoint& aPoint);

	virtual void SetCursorPosRel(const TPoint& aPoint);

	virtual void SetCursorHeight(TInt aPercentage);

	virtual void SetTitle(const TDesC& aTitle);

	virtual void ClearScreen();

	virtual void ClearToEndOfLine();

	virtual TSize ScreenSize() const;

	virtual TKeyCode KeyCode() const;

	virtual TUint KeyModifiers() const;

	virtual TInt Extension_(TUint aExtensionId, TAny*& a0, TAny* a1);

private: // From MConsoleScrollHandler

	void ConsoleScrolled(TInt aNumberOfLines);

private:

	virtual void ConstructL(const TDesC& aTitle, const TSize& aSize);

	void Update();

	void DoUpdate();

	void MessageReceived(TInt aError);

	void Transmit(const TDesC& aBuf, TInt aWidth, TInt aHeight);

	static TInt UpdateCallback(TAny* aSelf);

protected:

	TRequestStatus* iClientStatus;

	TBool iGotKey;

	TKeyCode iKeyCode;

	TUint iKeyModifiers;

	CConsoleBase* iUnderlyingConsole;

	RTcDriver iDriver;

	RBuf iTextBuffer;

	RBuf iMungedTextBuffer; // With the borders

	TCursorTracker iTracker;

	CMessageWatcher* iWatcher;

	friend class CMessageWatcher;

	TBool iBacktickModifierDown;

	CPeriodic* iIdleUpdateTimer;

	};

#endif // TERMINALKEYBOARDCONS_H