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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 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 QSCRIPTINCREMENTALSCANNER_H
#define QSCRIPTINCREMENTALSCANNER_H
#include <QtCore/QList>
#include <QtCore/QSet>
#include <QtCore/QString>
namespace SharedTools {
class QScriptIncrementalScanner
{
public:
struct Token {
int offset;
int length;
enum Kind {
Empty,
Keyword,
Type,
Label,
String,
Comment,
Number,
LeftParenthesis,
RightParenthesis,
LeftBrace,
RightBrace,
LeftBracket,
RightBracket,
PreProcessor
} kind;
Token(int o, int l, Kind k): offset(o), length(l), kind(k) {}
};
public:
QScriptIncrementalScanner(bool duiEnabled = false);
virtual ~QScriptIncrementalScanner();
void setKeywords(const QSet<QString> &keywords)
{ m_keywords = keywords; }
void reset();
void operator()(int startState, const QString &text);
int endState() const
{ return m_endState; }
int firstNonSpace() const
{ return m_firstNonSpace; }
QList<QScriptIncrementalScanner::Token> tokens() const
{ return m_tokens; }
private:
void blockEnd(int state, int firstNonSpace)
{ m_endState = state; m_firstNonSpace = firstNonSpace; }
void setFormat(int start, int count, Token::Kind kind)
{ m_tokens.append(Token(start, count, kind)); }
void highlightKeyword(int currentPos, const QString &buffer);
void openingParenthesis(char c, int i);
void closingParenthesis(char c, int i);
private:
QSet<QString> m_keywords;
bool m_duiEnabled;
int m_endState;
int m_firstNonSpace;
QList<QScriptIncrementalScanner::Token> m_tokens;
};
} // namespace SharedTools
#endif // QSCRIPTINCREMENTALSCANNER_H
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