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-/****************************************************************************
-**
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation ([email protected])
-**
-** This file is part of the QtGui module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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.
-**
-** In addition, as a special exception, Nokia gives you certain additional
-** rights. These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, 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 have questions regarding the use of this file, please contact
-** Nokia at [email protected].
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QTEXTDOCUMENT_H
-#define QTEXTDOCUMENT_H
-
-#include <QtCore/qobject.h>
-#include <QtCore/qsize.h>
-#include <QtCore/qrect.h>
-#include <QtGui/qfont.h>
-
-QT_BEGIN_HEADER
-
-QT_BEGIN_NAMESPACE
-
-QT_MODULE(Gui)
-
-class QTextFormatCollection;
-class QTextListFormat;
-class QRect;
-class QPainter;
-class QPrinter;
-class QAbstractTextDocumentLayout;
-class QPoint;
-class QTextCursor;
-class QTextObject;
-class QTextFormat;
-class QTextFrame;
-class QTextBlock;
-class QTextCodec;
-class QUrl;
-class QVariant;
-class QRectF;
-class QTextOption;
-
-template<typename T> class QVector;
-
-namespace Qt
-{
- enum HitTestAccuracy { ExactHit, FuzzyHit };
- enum WhiteSpaceMode {
- WhiteSpaceNormal,
- WhiteSpacePre,
- WhiteSpaceNoWrap,
- WhiteSpaceModeUndefined = -1
- };
-
- Q_GUI_EXPORT bool mightBeRichText(const QString&);
- Q_GUI_EXPORT QString escape(const QString& plain);
- Q_GUI_EXPORT QString convertFromPlainText(const QString &plain, WhiteSpaceMode mode = WhiteSpacePre);
-
-#ifndef QT_NO_TEXTCODEC
- Q_GUI_EXPORT QTextCodec *codecForHtml(const QByteArray &ba);
-#endif
-}
-
-class Q_GUI_EXPORT QAbstractUndoItem
-{
-public:
- virtual ~QAbstractUndoItem() = 0;
- virtual void undo() = 0;
- virtual void redo() = 0;
-};
-
-inline QAbstractUndoItem::~QAbstractUndoItem()
-{
-}
-
-class QTextDocumentPrivate;
-
-class Q_GUI_EXPORT QTextDocument : public QObject
-{
- Q_OBJECT
-
- Q_PROPERTY(bool undoRedoEnabled READ isUndoRedoEnabled WRITE setUndoRedoEnabled)
- Q_PROPERTY(bool modified READ isModified WRITE setModified DESIGNABLE false)
- Q_PROPERTY(QSizeF pageSize READ pageSize WRITE setPageSize)
- Q_PROPERTY(QFont defaultFont READ defaultFont WRITE setDefaultFont)
- Q_PROPERTY(bool useDesignMetrics READ useDesignMetrics WRITE setUseDesignMetrics)
- Q_PROPERTY(QSizeF size READ size)
- Q_PROPERTY(qreal textWidth READ textWidth WRITE setTextWidth)
- Q_PROPERTY(int blockCount READ blockCount)
- Q_PROPERTY(qreal indentWidth READ indentWidth WRITE setIndentWidth)
-#ifndef QT_NO_CSSPARSER
- Q_PROPERTY(QString defaultStyleSheet READ defaultStyleSheet WRITE setDefaultStyleSheet)
-#endif
- Q_PROPERTY(int maximumBlockCount READ maximumBlockCount WRITE setMaximumBlockCount)
- Q_PROPERTY(qreal documentMargin READ documentMargin WRITE setDocumentMargin)
- QDOC_PROPERTY(QTextOption defaultTextOption READ defaultTextOption WRITE setDefaultTextOption)
-
-public:
- explicit QTextDocument(QObject *parent = 0);
- explicit QTextDocument(const QString &text, QObject *parent = 0);
- ~QTextDocument();
-
- QTextDocument *clone(QObject *parent = 0) const;
-
- bool isEmpty() const;
- virtual void clear();
-
- void setUndoRedoEnabled(bool enable);
- bool isUndoRedoEnabled() const;
-
- bool isUndoAvailable() const;
- bool isRedoAvailable() const;
-
- int availableUndoSteps() const;
- int availableRedoSteps() const;
-
- int revision() const;
-
- void setDocumentLayout(QAbstractTextDocumentLayout *layout);
- QAbstractTextDocumentLayout *documentLayout() const;
-
- enum MetaInformation {
- DocumentTitle,
- DocumentUrl
- };
- void setMetaInformation(MetaInformation info, const QString &);
- QString metaInformation(MetaInformation info) const;
-
-#ifndef QT_NO_TEXTHTMLPARSER
- QString toHtml(const QByteArray &encoding = QByteArray()) const;
- void setHtml(const QString &html);
-#endif
-
- QString toPlainText() const;
- void setPlainText(const QString &text);
-
- QChar characterAt(int pos) const;
-
- enum FindFlag
- {
- FindBackward = 0x00001,
- FindCaseSensitively = 0x00002,
- FindWholeWords = 0x00004
- };
- Q_DECLARE_FLAGS(FindFlags, FindFlag)
-
- QTextCursor find(const QString &subString, int from = 0, FindFlags options = 0) const;
- QTextCursor find(const QString &subString, const QTextCursor &from, FindFlags options = 0) const;
-
- QTextCursor find(const QRegExp &expr, int from = 0, FindFlags options = 0) const;
- QTextCursor find(const QRegExp &expr, const QTextCursor &from, FindFlags options = 0) const;
-
- QTextFrame *frameAt(int pos) const;
- QTextFrame *rootFrame() const;
-
- QTextObject *object(int objectIndex) const;
- QTextObject *objectForFormat(const QTextFormat &) const;
-
- QTextBlock findBlock(int pos) const;
- QTextBlock findBlockByNumber(int blockNumber) const;
- QTextBlock findBlockByLineNumber(int blockNumber) const;
- QTextBlock begin() const;
- QTextBlock end() const;
-
- QTextBlock firstBlock() const;
- QTextBlock lastBlock() const;
-
- void setPageSize(const QSizeF &size);
- QSizeF pageSize() const;
-
- void setDefaultFont(const QFont &font);
- QFont defaultFont() const;
-
- int pageCount() const;
-
- bool isModified() const;
-
-#ifndef QT_NO_PRINTER
- void print(QPrinter *printer) const;
-#endif
-
- enum ResourceType {
- HtmlResource = 1,
- ImageResource = 2,
- StyleSheetResource = 3,
-
- UserResource = 100
- };
-
- QVariant resource(int type, const QUrl &name) const;
- void addResource(int type, const QUrl &name, const QVariant &resource);
-
- QVector<QTextFormat> allFormats() const;
-
- void markContentsDirty(int from, int length);
-
- void setUseDesignMetrics(bool b);
- bool useDesignMetrics() const;
-
- void drawContents(QPainter *painter, const QRectF &rect = QRectF());
-
- void setTextWidth(qreal width);
- qreal textWidth() const;
-
- qreal idealWidth() const;
-
- qreal indentWidth() const;
- void setIndentWidth(qreal width);
-
- qreal documentMargin() const;
- void setDocumentMargin(qreal margin);
-
- void adjustSize();
- QSizeF size() const;
-
- int blockCount() const;
- int lineCount() const;
- int characterCount() const;
-
-#ifndef QT_NO_CSSPARSER
- void setDefaultStyleSheet(const QString &sheet);
- QString defaultStyleSheet() const;
-#endif
-
- void undo(QTextCursor *cursor);
- void redo(QTextCursor *cursor);
-
- int maximumBlockCount() const;
- void setMaximumBlockCount(int maximum);
-
- QTextOption defaultTextOption() const;
- void setDefaultTextOption(const QTextOption &option);
-
-Q_SIGNALS:
- void contentsChange(int from, int charsRemoves, int charsAdded);
- void contentsChanged();
- void undoAvailable(bool);
- void redoAvailable(bool);
- void undoCommandAdded();
- void modificationChanged(bool m);
- void cursorPositionChanged(const QTextCursor &cursor);
- void blockCountChanged(int newBlockCount);
-
- void documentLayoutChanged();
-
-public Q_SLOTS:
- void undo();
- void redo();
- void appendUndoItem(QAbstractUndoItem *);
- void setModified(bool m = true);
-
-protected:
- virtual QTextObject *createObject(const QTextFormat &f);
- virtual QVariant loadResource(int type, const QUrl &name);
-
- QTextDocument(QTextDocumentPrivate &dd, QObject *parent);
-public:
- QTextDocumentPrivate *docHandle() const;
-private:
- Q_DISABLE_COPY(QTextDocument)
- Q_DECLARE_PRIVATE(QTextDocument)
- friend class QTextObjectPrivate;
-};
-
-Q_DECLARE_OPERATORS_FOR_FLAGS(QTextDocument::FindFlags)
-
-QT_END_NAMESPACE
-
-QT_END_HEADER
-
-#endif // QTEXTDOCUMENT_H
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