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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef QSCRIPTSYNTAXHIGHLIGHTER_H
#define QSCRIPTSYNTAXHIGHLIGHTER_H
#include "qmljseditor_global.h"
#include <qmljs/qmljsscanner.h>
#include <QVector>
#include <QSet>
#include <QSyntaxHighlighter>
#include <texteditor/basetextdocumentlayout.h>
#include <texteditor/syntaxhighlighter.h>
#include <texteditor/texteditorconstants.h>
namespace QmlJSEditor {
class QMLJSEDITOR_EXPORT Highlighter : public TextEditor::SyntaxHighlighter
{
Q_OBJECT
public:
Highlighter(QTextDocument *parent = 0);
virtual ~Highlighter();
enum {
NumberFormat,
StringFormat,
TypeFormat,
KeywordFormat,
FieldFormat,
CommentFormat,
VisualWhitespace,
NumFormats
};
bool isQmlEnabled() const;
void setQmlEnabled(bool duiEnabled);
void setFormats(const QVector<QTextCharFormat> &formats);
protected:
virtual void highlightBlock(const QString &text);
int onBlockStart();
void onBlockEnd(int state);
// The functions are notified whenever parentheses are encountered.
// Custom behaviour can be added, for example storing info for indenting.
void onOpeningParenthesis(QChar parenthesis, int pos, bool atStart);
void onClosingParenthesis(QChar parenthesis, int pos, bool atEnd);
bool maybeQmlKeyword(const QStringRef &text) const;
bool maybeQmlBuiltinType(const QStringRef &text) const;
private:
typedef TextEditor::Parenthesis Parenthesis;
typedef TextEditor::Parentheses Parentheses;
bool m_qmlEnabled;
int m_braceDepth;
int m_foldingIndent;
bool m_inMultilineComment;
QmlJS::Scanner m_scanner;
Parentheses m_currentBlockParentheses;
QTextCharFormat m_formats[NumFormats];
};
} // namespace QmlJSEditor
#endif // QSCRIPTSYNTAXHIGHLIGHTER_H
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