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Diffstat (limited to 'src/gui/text/qsyntaxhighlighter.h')
-rw-r--r-- | src/gui/text/qsyntaxhighlighter.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/src/gui/text/qsyntaxhighlighter.h b/src/gui/text/qsyntaxhighlighter.h new file mode 100644 index 0000000..481dfd4 --- /dev/null +++ b/src/gui/text/qsyntaxhighlighter.h @@ -0,0 +1,111 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSYNTAXHIGHLIGHTER_H +#define QSYNTAXHIGHLIGHTER_H + +#include <QtCore/qglobal.h> + +#ifndef QT_NO_SYNTAXHIGHLIGHTER + +#include <QtCore/qobject.h> +#include <QtGui/qtextobject.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +class QTextDocument; +class QSyntaxHighlighterPrivate; +class QTextCharFormat; +class QFont; +class QColor; +class QTextBlockUserData; +class QTextEdit; + +class Q_GUI_EXPORT QSyntaxHighlighter : public QObject +{ + Q_OBJECT + Q_DECLARE_PRIVATE(QSyntaxHighlighter) +public: + QSyntaxHighlighter(QObject *parent); + QSyntaxHighlighter(QTextDocument *parent); + QSyntaxHighlighter(QTextEdit *parent); + virtual ~QSyntaxHighlighter(); + + void setDocument(QTextDocument *doc); + QTextDocument *document() const; + +public Q_SLOTS: + void rehighlight(); + +protected: + virtual void highlightBlock(const QString &text) = 0; + + void setFormat(int start, int count, const QTextCharFormat &format); + void setFormat(int start, int count, const QColor &color); + void setFormat(int start, int count, const QFont &font); + QTextCharFormat format(int pos) const; + + int previousBlockState() const; + int currentBlockState() const; + void setCurrentBlockState(int newState); + + void setCurrentBlockUserData(QTextBlockUserData *data); + QTextBlockUserData *currentBlockUserData() const; + + QTextBlock currentBlock() const; + +private: + Q_DISABLE_COPY(QSyntaxHighlighter) + Q_PRIVATE_SLOT(d_func(), void _q_reformatBlocks(int from, int charsRemoved, int charsAdded)) + Q_PRIVATE_SLOT(d_func(), void _q_delayedRehighlight()) +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QT_NO_SYNTAXHIGHLIGHTER + +#endif // QSYNTAXHIGHLIGHTER_H |