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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
**
**************************************************************************/
#ifndef CPLUSPLUS_SIMPLELEXER_H
#define CPLUSPLUS_SIMPLELEXER_H
#include <CPlusPlusForwardDeclarations.h>
#include <QString>
#include <QList>
namespace CPlusPlus {
class SimpleLexer;
class Token;
class CPLUSPLUS_EXPORT SimpleToken
{
public:
SimpleToken(const Token &token, const QStringRef &text);
SimpleToken()
: _kind(0)
, _flags(0)
, _position(0)
, _length(0)
{ }
inline int kind() const
{ return _kind; }
inline int position() const
{ return _position; }
inline int length() const
{ return _length; }
inline int begin() const
{ return _position; }
inline int end() const
{ return _position + _length; }
inline QStringRef text() const
{ return _text; }
inline bool followsNewline() const
{ return f._newline; }
inline bool followsWhitespace() const
{ return f._whitespace; }
inline bool is(int k) const { return _kind == k; }
inline bool isNot(int k) const { return _kind != k; }
bool isLiteral() const;
bool isOperator() const;
bool isKeyword() const;
bool isComment() const;
bool isObjCAtKeyword() const;
bool isObjCTypeQualifier() const { return f._objcTypeQualifier; }
const char *name() const;
// internal
inline void setPosition(int position)
{ _position = position; }
// internal
inline void setText(const QStringRef &text)
{ _text = text; }
public:
short _kind;
union {
short _flags;
struct {
short _newline: 1;
short _whitespace: 1;
short _objcTypeQualifier: 1;
} f;
};
int _position;
int _length;
QStringRef _text;
friend class SimpleLexer;
};
class CPLUSPLUS_EXPORT SimpleLexer
{
public:
SimpleLexer();
~SimpleLexer();
bool skipComments() const;
void setSkipComments(bool skipComments);
bool qtMocRunEnabled() const;
void setQtMocRunEnabled(bool enabled);
bool objCEnabled() const;
void setObjCEnabled(bool onoff);
QList<SimpleToken> operator()(const QString &text, int state = 0);
int state() const
{ return _lastState; }
private:
int _lastState;
bool _skipComments: 1;
bool _qtMocRunEnabled: 1;
bool _objCEnabled: 1;
};
} // end of namespace CPlusPlus
#endif // CPLUSPLUS_SIMPLELEXER_H
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