qt-creator/src/libs/cplusplus/ExpressionUnderCursor.h

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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
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#ifndef CPLUSPLUS_EXPRESSIONUNDERCURSOR_H
#define CPLUSPLUS_EXPRESSIONUNDERCURSOR_H

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

QT_BEGIN_NAMESPACE
class QString;
class QTextCursor;
class QTextBlock;
QT_END_NAMESPACE

namespace CPlusPlus {

class BackwardsScanner;

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

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

private:
    int startOfExpression(BackwardsScanner &tk, int index);
    int startOfExpression_helper(BackwardsScanner &tk, int index);
    bool isAccessToken(const Token &tk);

private:
    bool _jumpedComma;
};

} // namespace CPlusPlus

#endif // CPLUSPLUS_EXPRESSIONUNDERCURSOR_H