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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: http://www.qt-project.org/
**
**
** GNU Lesser General Public License Usage
**
** 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.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**************************************************************************/
#ifndef SYMBOLFINDER_H
#define SYMBOLFINDER_H
#include "cpptools_global.h"
#include <CppDocument.h>
#include <CPlusPlusForwardDeclarations.h>
#include <QHash>
#include <QStringList>
#include <QMultiMap>
#include <QSet>
namespace CppTools {
class CPPTOOLS_EXPORT SymbolFinder
{
public:
SymbolFinder();
CPlusPlus::Symbol *findMatchingDefinition(CPlusPlus::Symbol *symbol,
const CPlusPlus::Snapshot &snapshot,
bool strict = false);
CPlusPlus::Class *findMatchingClassDeclaration(CPlusPlus::Symbol *declaration,
const CPlusPlus::Snapshot &snapshot);
void findMatchingDeclaration(const CPlusPlus::LookupContext &context,
CPlusPlus::Function *functionType,
QList<CPlusPlus::Declaration *> *typeMatch,
QList<CPlusPlus::Declaration *> *argumentCountMatch,
QList<CPlusPlus::Declaration *> *nameMatch);
QList<CPlusPlus::Declaration *> findMatchingDeclaration(const CPlusPlus::LookupContext &context,
CPlusPlus::Function *functionType);
private:
QStringList fileIterationOrder(const QString &referenceFile,
const CPlusPlus::Snapshot &snapshot);
void checkCacheConsistency(const QString &referenceFile, const CPlusPlus::Snapshot &snapshot);
void clearCache(const QString &referenceFile, const QString &comparingFile);
void insertCache(const QString &referenceFile, const QString &comparingFile);
void trackCacheUse(const QString &referenceFile);
static int computeKey(const QString &referenceFile, const QString &comparingFile);
QHash<QString, QMultiMap<int, QString> > m_filePriorityCache;
QHash<QString, QSet<QString> > m_fileMetaCache;
QStringList m_recent;
};
} // namespace CppTools
#endif // SYMBOLFINDER_H
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