// Copyright (c) 2005-2009 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:

//

#include "consoleprint.h"

//

// static factory method

//

CConsolePrint* CConsolePrint::NewL(TBool aWaitForAck)

	{

	CConsolePrint* self = new(ELeave) CConsolePrint(aWaitForAck);

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self;

	}

//

// Constructor

//

CConsolePrint::CConsolePrint(TBool aWaitForAck)

	: iWaitForAck(aWaitForAck)

	{

	}

//

// Two phase construct method

//

void CConsolePrint::ConstructL()

	{

	iConsole = Console::NewL(KNullDesC, TSize(KConsFullScreen, KConsFullScreen));

	}

CConsolePrint::~CConsolePrint()

	{

	delete iConsole;

	}

// setter

void CConsolePrint::SetWaitMode(TBool aWaitForAck)

	{

	if (iWaitForAck != aWaitForAck)

		{

		iWaitForAck = aWaitForAck;

		}

	}

// dummy class to toss away overflow

class TTruncateOverflow16 : public TDes16Overflow

    {

public:

    virtual void Overflow(TDes&) { }

	};

//

// Output a message to console

void CConsolePrint::Printf(TRefByValue<const TDesC> aFmt, ...)

	{

	VA_LIST vaList;

	VA_START(vaList, aFmt);

	TTruncateOverflow16 overflow;

	iBuf.Zero();

	iBuf.AppendFormatList(aFmt, vaList, &overflow);

	iConsole->Write(iBuf);

	if (iWaitForAck)

		{

		_LIT(KPressAKey, "\r\n[press a key to continue...]\r\n");

		iConsole->Write(KPressAKey);

		WaitForUserAck();

		}

	}

// Wait for either a hit stroke or timeout.

void CConsolePrint::WaitForUserAck()

	{

	TRequestStatus timerStatus, consoleStatus;

	RTimer timer;

	timer.CreateLocal();

	TTimeIntervalMicroSeconds32 interval = KTimeToWait;

	iConsole->Read(consoleStatus);

	timer.After(timerStatus, interval);

	User::WaitForRequest(consoleStatus, timerStatus);

	if (consoleStatus == KRequestPending)

		{

		iConsole->ReadCancel();

		}

	else

		{

		timer.Cancel();

		User::WaitForRequest(timerStatus);

		}

	}