// vtc_debugport.cpp

// 

// Copyright (c) 2007 - 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

//

#include <e32twin.h>

#include <fshell/vtc_base.h>

class CReaderObject;

NONSHARABLE_CLASS(CVtcDebugPortConsole) : public CVtcConsoleBase

	{

public:

	CVtcDebugPortConsole();

	~CVtcDebugPortConsole();

	void ReadComplete(TInt aErr, TKeyCode aCode);

protected: // From CVtcConsoleBase.

	virtual void ConstructL(const TDesC& aTitle);

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

private: // From MConsoleOutput.

	virtual TInt Output(const TDesC8& aDes);

private: // From MConsoleInput.

	virtual void Input(TDes8& aDes, TRequestStatus& aStatus);

	virtual void CancelInput(TRequestStatus& aStatus);

private:

	friend class CReaderObject;

	RConsole iConsole;

	CReaderObject* iReader;

	TRequestStatus* iClientStatus;

	TDes8* iClientDes;

	};

class CReaderObject : public CActive

	{

public:

	CReaderObject(CVtcDebugPortConsole* aParent) : CActive(CActive::EPriorityStandard), iParent(aParent) { CActiveScheduler::Add(this); }

	void RunL() { iParent->ReadComplete(iStatus.Int(), iKey.Code()); }

	void DoCancel() { iParent->iConsole.ReadCancel(); }

	void Request()

		{

		iParent->iConsole.Read(iKey, iStatus);

		SetActive();

		}

	CVtcDebugPortConsole* iParent;

	TConsoleKey iKey;

	};

extern "C" EXPORT_C TAny* NewConsole()

	{

	return new CVtcDebugPortConsole;

	}

CVtcDebugPortConsole::CVtcDebugPortConsole()

	{

	}

CVtcDebugPortConsole::~CVtcDebugPortConsole()

	{

	if (iReader)

		{

		iReader->Cancel();

		delete iReader;

		}

	if (iConsole.Handle())

		{

		iConsole.Destroy(); // Needed?

		}

	iConsole.Close();

	}

void CVtcDebugPortConsole::ConstructL(const TDesC& aTitle)

	{

	iReader = new(ELeave) CReaderObject(this);

	User::LeaveIfError(iConsole.Create());

	User::LeaveIfError(iConsole.Init(_L("fshell"), TSize(KConsFullScreen,KConsFullScreen)));

	CVtcConsoleBase::ConstructL(aTitle);

	}

TInt CVtcDebugPortConsole::Output(const TDesC8& aDes)

	{

	TBuf<128> buf;

	TPtrC8 remainder(aDes);

	while (remainder.Length())

		{

		TPtrC8 frag(remainder.Left(Min(remainder.Length(), buf.MaxLength())));

		remainder.Set(remainder.Mid(frag.Length()));

		buf.Copy(frag);

		RDebug::RawPrint(buf);

		}

	return KErrNone;

	}

void CVtcDebugPortConsole::Input(TDes8& aDes, TRequestStatus& aStatus)

	{

	iClientDes = &aDes;

	iClientStatus = &aStatus;

	iReader->Request();

	//iCommPort.ReadOneOrMore(aStatus, aDes);

	}

void CVtcDebugPortConsole::CancelInput(TRequestStatus&)

	{

	//iCommPort.ReadCancel();

	iReader->Cancel();

	User::RequestComplete(iClientStatus, KErrCancel);

	}

void CVtcDebugPortConsole::ReadComplete(TInt aErr, TKeyCode aCode)

	{

	iClientDes->SetLength(1);

	(*iClientDes)[0] = aCode;

	User::RequestComplete(iClientStatus, aErr);

	}

TInt CVtcDebugPortConsole::Extension_(TUint aExtensionId, TAny*& a0, TAny* a1)

	{

	if (aExtensionId == ConsoleMode::KSetConsoleModeExtension)

		{

		return KErrNotSupported; // The text windowserver swallows certain keypresses so we can't support binary mode

		}

	else

		{

		return CVtcConsoleBase::Extension_(aExtensionId, a0, a1);

		}

	}