// Copyright (c) 2006-2009 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:

//

/**

 @file

 @test

 @internalComponent - Internal Symbian test code

*/

#include "wsredir.h"

const TUint8 KCmdQuery			= 0;

const TUint8 KCmdSetGcFront 	= 1;

const TUint8 KCmdSetGcBack  	= 2;

const TUint8 KCmdResetGcFront	= 3;

const TUint8 KCmdResetGcBack 	= 4;

const TUint8 KCmdSetBackObject 	= 5;

const TUint8 KCmdResetBackObject= 6;

const TUid KRedirectorInterfaceId = {0x10281e1d};

const TUid KRedirectorImplId = {0x10281e1e};

EXPORT_C CWsRedir* CWsRedir::NewL()

	{

	return NewL(0);

	}

EXPORT_C CWsRedir* CWsRedir::NewL(TInt aScreenId)

	{

	return NewL(aScreenId, EFalse);

	}

EXPORT_C CWsRedir* CWsRedir::NewL(TInt aScreenId, TBool aDisableWin)

	{

	CWsRedir* self = new(ELeave) CWsRedir;

	CleanupStack::PushL(self);

	TBuf8<2> data;

	data.Append((TUint8)aScreenId);

	data.Append((TUint8)aDisableWin);

	self->BaseConstructL(KRedirectorInterfaceId, KRedirectorImplId, data);

	CleanupStack::Pop(self);

	self->iIsReady = ETrue;

	return self;

	}

EXPORT_C CWsRedir::~CWsRedir()

	{

	iIsReady = EFalse;

	}

void CWsRedir::HandleMessage(const TDesC8& aData)

	{

	if (aData.Size()>1 && aData[0]==KRedirectorInfoSig)

		Mem::Copy(iReq, aData.Ptr(), aData.Size());

	iCallBack.CallBack();

	}

void CWsRedir::OnReplace()

	{

	}

EXPORT_C TInt CWsRedir::Redirect(TBufferType aWhich, TBool aHow)

	{

	if (!iIsReady)

		return KErrNotReady;

	TBuf8<1> cmd;

	if (aWhich==EFrontBuffer)

		{

		if (iIsFrontRedirected && aHow)

			return KErrArgument;

		iIsFrontRedirected = aHow;

		cmd.Append(iIsFrontRedirected? KCmdSetGcFront : KCmdResetGcFront);

		}

	else

		{

		if (iIsBackRedirected && aHow)

			return KErrArgument;

		iIsBackRedirected = aHow;

		cmd.Append(iIsBackRedirected? KCmdSetGcBack : KCmdResetGcBack);

		}

	SendMessage(cmd);

	return Flush();

	}

EXPORT_C TInt CWsRedir::RedirectUsingWsBackBuffer(TBool aHow)

	{

	if (!iIsReady)

		return KErrNotReady;

	TBuf8<1> cmd;

	if (iIsBackRedirected && aHow)

		return KErrArgument;

	iIsBackRedirected = aHow;

	cmd.Append(iIsBackRedirected? KCmdSetBackObject : KCmdResetBackObject);

	SendMessage(cmd);

	return Flush();

	}

EXPORT_C TInt CWsRedir::QueryPlugin(TRedirectorInfo& aInfo)	

	{

	TBuf8<1> cmd;

	cmd.Append(KCmdQuery);

	SendMessage(cmd);

	TInt err = Flush();

	if (err!=KErrNone)

		return err;

	iReq = &aInfo;

	return KErrNone;

	}

EXPORT_C void CWsRedir::SetCallBack(TCallBack aCallBack)

	{

	iCallBack = aCallBack;

	}