/*

* Copyright (c) 2002-2004 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: 

*       Defines the entry point for the console application

*

*/

// disable "identifier was truncated to '255' characters in the browser information" warning

#pragma warning (disable:4786)

#include "Cdl2Lag.h"

#include "LayoutCompilerErr.h"

#include "CodeGenConsts.h"

#include <fstream>

using namespace std;

using namespace CdlCompilerToolkit;

typedef LayoutProcessArgsErr<CdlToLag> CdlToLagArgsErr;

CdlToLag::CdlToLag(ofstream& aLag, const string& aLagName)

: iLag(aLag), iLagName(aLagName)

	{

	}

int CdlToLag::Process(const vector<string>& args)

	{

	if (args.size() < 4)

		throw CdlToLagArgsErr();

	string lagName = args[2];

	ofstream lag;

	CCdlTkFileCleanup temp;

	CdlTkUtil::OpenTempOutput(lag, temp);

	CdlToLag process(lag, lagName);

	process.Start();

	for (unsigned int ii = 3; ii < args.size(); ii++)

		{

		string cdlName = args[ii];

		CCdlTkCdlFileParser parser(cdlName);

		auto_ptr<CCdlTkInterface> iface(parser.LoadAndParse(true));

		process.AddInterface(*iface);

		}

	process.Finish();

	lag.close();

	CdlTkUtil::ExportFile(temp, CdlTkUtil::CurrentDrive()+KDirEpocSysHeader+CdlTkUtil::StripPath(lagName));

	return 0;

	}

void CdlToLag::ShowHelp(ostream& stream)

	{

	stream << "Cdl2Lag <lagName> <CdlNames>" << endl;

	}

void CdlToLag::Start()

	{

	WriteHeader();

	}

void CdlToLag::Finish()

	{

	WriteFooter();

	}

void CdlToLag::AddInterface(CCdlTkInterface& aInterface)

	{

	iInterface = &aInterface;

	WriteInclude();

	CCdlTkApiList& list = iInterface->ApiList();

	for (CCdlTkApiList::iterator pApi = list.begin(); pApi != list.end(); ++pApi)

		{

		WriteMacro(**pApi);

		}

	}

void CdlToLag::WriteHeader()

	{

	iLag << "// " << iLagName << " generated by:" << endl;

	iLag << "// " << CdlTkUtil::CommandLine() << endl;

	string guardName = CdlTkUtil::ToUpper(CdlTkUtil::ToCpp(CdlTkUtil::StripPath(iLagName)));

	iLag << "#if !defined(" << guardName << ")" << endl;

	iLag << "#define " << guardName << endl;

	}

void CdlToLag::WriteInclude()

	{

	iLag << "#include <" << CdlTkUtil::StripPath(iInterface->FileName()) << ".h>" << endl;

	}

void CdlToLag::WriteMacro(CCdlTkApi& aApi)

	{

	string macro = "#define ";

	const string& name = aApi.Name();

	string macroName = name;

	if (aApi.IsFunc() && aApi.AsFunc().Params().size() && aApi.AsFunc().Params()[0].Name() == KParamLineIndex)

		{

		macro += "AKN_LAYOUT_TABLE_";

		}

	else if (aApi.ReturnType() == KTypeWindowLineLayout)

		{

		macro += "AKN_LAYOUT_WINDOW_";

		}

	else if (aApi.ReturnType() == KTypeTextLineLayout)

		{

		macro += "AKN_LAYOUT_TEXT_";

		}

	else if (aApi.ReturnType() == KTypeLayoutTableLimits)

		{

		macro += "AKN_LAYOUT_TABLE_LIMITS_";

		}

	else

		{

		macro += "AKN_LAYOUT_MULTILINE_TEXT_";

		macroName = macroName.substr(KFuncMultiline.length());	// remove "Multiline_"

		}

	macro += macroName + " " + iInterface->NamespaceName() + "::" + name;

	if (aApi.AsFunc().Params().size() == 0)	// was once data only API

		macro += "()";

	iLag << macro << endl;

	}

void CdlToLag::WriteFooter()

	{

	iLag << "#endif" << endl;

	}