/**************************************************************************
**
** This file is part of Qt Creator
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** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** GNU Lesser General Public License Usage
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** 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
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#ifndef EXPRESSIONUNDERCURSOR_H
#define EXPRESSIONUNDERCURSOR_H

#include "CPlusPlusForwardDeclarations.h"
#include <QList>

QT_BEGIN_NAMESPACE
class QString;
class QTextCursor;
class QTextBlock;
QT_END_NAMESPACE

namespace CPlusPlus {

class BackwardsScanner;
class SimpleToken;

class CPLUSPLUS_EXPORT ExpressionUnderCursor
{
public:
    ExpressionUnderCursor();
    ~ExpressionUnderCursor();

    QString operator()(const QTextCursor &cursor);
    int startOfFunctionCall(const QTextCursor &cursor);

private:
    int startOfMatchingBrace(BackwardsScanner &tk, int index);
    int startOfExpression(BackwardsScanner &tk, int index);
    int previousBlockState(const QTextBlock &block);
    bool isAccessToken(const SimpleToken &tk);

    bool _jumpedComma;
};

} // namespace CPlusPlus

#endif // EXPRESSIONUNDERCURSOR_H