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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the qt3to4 porting application of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "rpptreewalker.h"
QT_BEGIN_NAMESPACE
namespace Rpp {
void RppTreeWalker::evaluateItem(const Item *item)
{
if(!item)
return;
if (Source *source = item->toSource())
evaluateSource(source);
else if (Directive *directive = item->toDirective())
evaluateDirective(directive);
else if (IfSection *ifSection = item->toIfSection())
evaluateIfSection(ifSection);
else if (Text *text = item->toText())
evaluateText(text);
}
void RppTreeWalker::evaluateItemComposite(const ItemComposite *itemComposite)
{
if (!itemComposite)
return;
for (int i = 0; i < itemComposite->count(); ++i) {
evaluateItem(itemComposite->item(i));
}
}
void RppTreeWalker::evaluateSource(const Source *source)
{
evaluateItemComposite(source->toItemComposite());
}
void RppTreeWalker::evaluateDirective(const Directive *directive)
{
if (!directive)
return;
if (EmptyDirective *dir = directive->toEmptyDirective())
evaluateEmptyDirective(dir);
else if (ErrorDirective *dir = directive->toErrorDirective())
evaluateErrorDirective(dir);
else if (PragmaDirective *dir = directive->toPragmaDirective())
evaluatePragmaDirective(dir);
else if (IncludeDirective *dir = directive->toIncludeDirective())
evaluateIncludeDirective(dir);
else if (DefineDirective *dir = directive->toDefineDirective())
evaluateDefineDirective(dir);
else if (UndefDirective *dir = directive->toUndefDirective())
evaluateUndefDirective(dir);
else if (LineDirective *dir = directive->toLineDirective())
evaluateLineDirective(dir);
else if (NonDirective *dir = directive->toNonDirective())
evaluateNonDirective(dir);
else if (NonDirective *dir = directive->toNonDirective())
evaluateNonDirective(dir);
else if (ConditionalDirective *dir = directive->toConditionalDirective())
evaluateConditionalDirective(dir);
}
/*
This function evaluates all the branches of an IfSection. You should
override it if you want to only evaluate the "correct" branch.
*/
void RppTreeWalker::evaluateIfSection(const IfSection *ifSection)
{
if (!ifSection)
return;
evaluateItemComposite(ifSection->toItemComposite());
}
void RppTreeWalker::evaluateConditionalDirective(const ConditionalDirective *conditionalDirective)
{
if (!conditionalDirective)
return;
if (IfdefDirective *dir = conditionalDirective->toIfdefDirective())
evaluateIfdefDirective(dir);
else if (IfndefDirective *dir = conditionalDirective->toIfndefDirective())
evaluateIfndefDirective(dir);
else if (IfDirective *dir = conditionalDirective->toIfDirective())
evaluateIfDirective(dir);
else if (ElifDirective *dir = conditionalDirective->toElifDirective())
evaluateElifDirective(dir);
else if (ElseDirective *dir = conditionalDirective->toElseDirective())
evaluateElseDirective(dir);
}
void RppTreeWalker::evaluateIfdefDirective(const IfdefDirective *directive)
{
if (!directive)
return;
evaluateItemComposite(directive->toItemComposite());
}
void RppTreeWalker::evaluateIfndefDirective(const IfndefDirective *directive)
{
if (!directive)
return;
evaluateItemComposite(directive->toItemComposite());
}
void RppTreeWalker::evaluateIfDirective(const IfDirective *directive)
{
if (!directive)
return;
evaluateItemComposite(directive->toItemComposite());
}
void RppTreeWalker::evaluateElifDirective(const ElifDirective *directive)
{
if (!directive)
return;
evaluateItemComposite(directive->toItemComposite());
}
void RppTreeWalker::evaluateElseDirective(const ElseDirective *directive)
{
if (!directive)
return;
evaluateItemComposite(directive->toItemComposite());
}
}
QT_END_NAMESPACE
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