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Branched from the monolithic repo, Qt master branch, at commit
896db169ea224deb96c59ce8af800d019de63f12

1 files changed, 309 insertions, 0 deletions

diff --git a/src/gui/text/qtextdocument.h b/src/gui/text/qtextdocument.h
new file mode 100644
index 0000000000..f87ccc91e8
--- /dev/null
+++ b/src/gui/text/qtextdocument.h
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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);
+
+    enum Stacks {
+        UndoStack = 0x01,
+        RedoStack = 0x02,
+        UndoAndRedoStacks = UndoStack | RedoStack
+    };
+    void clearUndoRedoStacks(Stacks historyToClear = UndoAndRedoStacks);
+
+    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