forked from qt-creator/qt-creator
31600758de
Change-Id: If18afb5d4665924e7d9250dccbc60a65e6daa75e Reviewed-by: Eike Ziller <eike.ziller@nokia.com>
104 lines
3.2 KiB
C++
104 lines
3.2 KiB
C++
/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** GNU Lesser General Public License Usage
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**
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this file.
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** Please review the following information to ensure the GNU Lesser General
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** Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** Other Usage
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**
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**************************************************************************/
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#ifndef TEXTEDITOR_SYNTAXHIGHLIGHTER_H
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#define TEXTEDITOR_SYNTAXHIGHLIGHTER_H
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#include "texteditor_global.h"
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#include <QtCore/QObject>
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#include <QtGui/QTextLayout>
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QT_BEGIN_NAMESPACE
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class QTextDocument;
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class QSyntaxHighlighterPrivate;
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class QTextCharFormat;
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class QFont;
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class QColor;
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class QTextBlockUserData;
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class QTextEdit;
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QT_END_NAMESPACE
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namespace TextEditor {
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class BaseTextDocument;
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class SyntaxHighlighterPrivate;
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class TEXTEDITOR_EXPORT SyntaxHighlighter : public QObject
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{
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Q_OBJECT
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Q_DECLARE_PRIVATE(SyntaxHighlighter)
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public:
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SyntaxHighlighter(QObject *parent);
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SyntaxHighlighter(QTextDocument *parent);
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SyntaxHighlighter(BaseTextDocument *parent);
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SyntaxHighlighter(QTextEdit *parent);
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virtual ~SyntaxHighlighter();
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void setDocument(QTextDocument *doc);
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QTextDocument *document() const;
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void setExtraAdditionalFormats(const QTextBlock& block, const QList<QTextLayout::FormatRange> &formats);
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public Q_SLOTS:
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void rehighlight();
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void rehighlightBlock(const QTextBlock &block);
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protected:
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virtual void highlightBlock(const QString &text) = 0;
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void setFormat(int start, int count, const QTextCharFormat &format);
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void setFormat(int start, int count, const QColor &color);
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void setFormat(int start, int count, const QFont &font);
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QTextCharFormat format(int pos) const;
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void applyFormatToSpaces(const QString &text, const QTextCharFormat &format);
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int previousBlockState() const;
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int currentBlockState() const;
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void setCurrentBlockState(int newState);
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void setCurrentBlockUserData(QTextBlockUserData *data);
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QTextBlockUserData *currentBlockUserData() const;
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QTextBlock currentBlock() const;
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private:
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Q_PRIVATE_SLOT(d_ptr, void _q_reformatBlocks(int from, int charsRemoved, int charsAdded))
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Q_PRIVATE_SLOT(d_ptr, void _q_delayedRehighlight())
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QScopedPointer<SyntaxHighlighterPrivate> d_ptr;
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};
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} // namespace TextEditor
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#endif // TEXTEDITOR_SYNTAXHIGHLIGHTER_H
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