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+/****************************************************************************
+**
+** 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 QTEXTOBJECT_H
+#define QTEXTOBJECT_H
+
+#include <QtCore/qobject.h>
+#include <QtGui/qtextformat.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+class QTextObjectPrivate;
+class QTextDocument;
+class QTextDocumentPrivate;
+class QTextCursor;
+class QTextBlock;
+class QTextFragment;
+class QTextLayout;
+class QTextList;
+
+class Q_GUI_EXPORT QTextObject : public QObject
+{
+ Q_OBJECT
+
+protected:
+ explicit QTextObject(QTextDocument *doc);
+ ~QTextObject();
+
+ void setFormat(const QTextFormat &format);
+
+public:
+ QTextFormat format() const;
+ int formatIndex() const;
+
+ QTextDocument *document() const;
+
+ int objectIndex() const;
+
+ QTextDocumentPrivate *docHandle() const;
+
+protected:
+ QTextObject(QTextObjectPrivate &p, QTextDocument *doc);
+
+private:
+ Q_DECLARE_PRIVATE(QTextObject)
+ Q_DISABLE_COPY(QTextObject)
+ friend class QTextDocumentPrivate;
+};
+
+class QTextBlockGroupPrivate;
+class Q_GUI_EXPORT QTextBlockGroup : public QTextObject
+{
+ Q_OBJECT
+
+protected:
+ explicit QTextBlockGroup(QTextDocument *doc);
+ ~QTextBlockGroup();
+
+ virtual void blockInserted(const QTextBlock &block);
+ virtual void blockRemoved(const QTextBlock &block);
+ virtual void blockFormatChanged(const QTextBlock &block);
+
+ QList<QTextBlock> blockList() const;
+
+protected:
+ QTextBlockGroup(QTextBlockGroupPrivate &p, QTextDocument *doc);
+private:
+ Q_DECLARE_PRIVATE(QTextBlockGroup)
+ Q_DISABLE_COPY(QTextBlockGroup)
+ friend class QTextDocumentPrivate;
+};
+
+class Q_GUI_EXPORT QTextFrameLayoutData {
+public:
+ virtual ~QTextFrameLayoutData();
+};
+
+class QTextFramePrivate;
+class Q_GUI_EXPORT QTextFrame : public QTextObject
+{
+ Q_OBJECT
+
+public:
+ explicit QTextFrame(QTextDocument *doc);
+ ~QTextFrame();
+
+ inline void setFrameFormat(const QTextFrameFormat &format);
+ QTextFrameFormat frameFormat() const { return QTextObject::format().toFrameFormat(); }
+
+ QTextCursor firstCursorPosition() const;
+ QTextCursor lastCursorPosition() const;
+ int firstPosition() const;
+ int lastPosition() const;
+
+ QTextFrameLayoutData *layoutData() const;
+ void setLayoutData(QTextFrameLayoutData *data);
+
+ QList<QTextFrame *> childFrames() const;
+ QTextFrame *parentFrame() const;
+
+ class Q_GUI_EXPORT iterator {
+ QTextFrame *f;
+ int b;
+ int e;
+ QTextFrame *cf;
+ int cb;
+
+ friend class QTextFrame;
+ friend class QTextTableCell;
+ friend class QTextDocumentLayoutPrivate;
+ iterator(QTextFrame *frame, int block, int begin, int end);
+ public:
+ iterator();
+ iterator(const iterator &o);
+ iterator &operator=(const iterator &o);
+
+ QTextFrame *parentFrame() const { return f; }
+
+ QTextFrame *currentFrame() const;
+ QTextBlock currentBlock() const;
+
+ bool atEnd() const { return !cf && cb == e; }
+
+ inline bool operator==(const iterator &o) const { return f == o.f && cf == o.cf && cb == o.cb; }
+ inline bool operator!=(const iterator &o) const { return f != o.f || cf != o.cf || cb != o.cb; }
+ iterator &operator++();
+ inline iterator operator++(int) { iterator tmp = *this; operator++(); return tmp; }
+ iterator &operator--();
+ inline iterator operator--(int) { iterator tmp = *this; operator--(); return tmp; }
+ };
+
+ friend class iterator;
+ // more Qt
+ typedef iterator Iterator;
+
+ iterator begin() const;
+ iterator end() const;
+
+protected:
+ QTextFrame(QTextFramePrivate &p, QTextDocument *doc);
+private:
+ friend class QTextDocumentPrivate;
+ Q_DECLARE_PRIVATE(QTextFrame)
+ Q_DISABLE_COPY(QTextFrame)
+};
+Q_DECLARE_TYPEINFO(QTextFrame::iterator, Q_MOVABLE_TYPE);
+
+inline void QTextFrame::setFrameFormat(const QTextFrameFormat &aformat)
+{ QTextObject::setFormat(aformat); }
+
+class Q_GUI_EXPORT QTextBlockUserData {
+public:
+ virtual ~QTextBlockUserData();
+};
+
+class Q_GUI_EXPORT QTextBlock
+{
+ friend class QSyntaxHighlighter;
+public:
+ inline QTextBlock(QTextDocumentPrivate *priv, int b) : p(priv), n(b) {}
+ inline QTextBlock() : p(0), n(0) {}
+ inline QTextBlock(const QTextBlock &o) : p(o.p), n(o.n) {}
+ inline QTextBlock &operator=(const QTextBlock &o) { p = o.p; n = o.n; return *this; }
+
+ inline bool isValid() const { return p != 0 && n != 0; }
+
+ inline bool operator==(const QTextBlock &o) const { return p == o.p && n == o.n; }
+ inline bool operator!=(const QTextBlock &o) const { return p != o.p || n != o.n; }
+ inline bool operator<(const QTextBlock &o) const { return position() < o.position(); }
+
+ int position() const;
+ int length() const;
+ bool contains(int position) const;
+
+ QTextLayout *layout() const;
+ void clearLayout();
+ QTextBlockFormat blockFormat() const;
+ int blockFormatIndex() const;
+ QTextCharFormat charFormat() const;
+ int charFormatIndex() const;
+
+ QString text() const;
+
+ const QTextDocument *document() const;
+
+ QTextList *textList() const;
+
+ QTextBlockUserData *userData() const;
+ void setUserData(QTextBlockUserData *data);
+
+ int userState() const;
+ void setUserState(int state);
+
+ int revision() const;
+ void setRevision(int rev);
+
+ bool isVisible() const;
+ void setVisible(bool visible);
+
+ int blockNumber() const;
+ int firstLineNumber() const;
+
+ void setLineCount(int count);
+ int lineCount() const;
+
+ class Q_GUI_EXPORT iterator {
+ const QTextDocumentPrivate *p;
+ int b;
+ int e;
+ int n;
+ friend class QTextBlock;
+ iterator(const QTextDocumentPrivate *priv, int begin, int end, int f) : p(priv), b(begin), e(end), n(f) {}
+ public:
+ iterator() : p(0), b(0), e(0), n(0) {}
+ iterator(const iterator &o) : p(o.p), b(o.b), e(o.e), n(o.n) {}
+
+ QTextFragment fragment() const;
+
+ bool atEnd() const { return n == e; }
+
+ inline bool operator==(const iterator &o) const { return p == o.p && n == o.n; }
+ inline bool operator!=(const iterator &o) const { return p != o.p || n != o.n; }
+ iterator &operator++();
+ inline iterator operator++(int) { iterator tmp = *this; operator++(); return tmp; }
+ iterator &operator--();
+ inline iterator operator--(int) { iterator tmp = *this; operator--(); return tmp; }
+ };
+
+ // more Qt
+ typedef iterator Iterator;
+
+ iterator begin() const;
+ iterator end() const;
+
+ QTextBlock next() const;
+ QTextBlock previous() const;
+
+ inline QTextDocumentPrivate *docHandle() const { return p; }
+ inline int fragmentIndex() const { return n; }
+
+private:
+ QTextDocumentPrivate *p;
+ int n;
+ friend class QTextDocumentPrivate;
+ friend class QTextLayout;
+};
+
+Q_DECLARE_TYPEINFO(QTextBlock, Q_MOVABLE_TYPE);
+Q_DECLARE_TYPEINFO(QTextBlock::iterator, Q_MOVABLE_TYPE);
+
+
+class Q_GUI_EXPORT QTextFragment
+{
+public:
+ inline QTextFragment(const QTextDocumentPrivate *priv, int f, int fe) : p(priv), n(f), ne(fe) {}
+ inline QTextFragment() : p(0), n(0), ne(0) {}
+ inline QTextFragment(const QTextFragment &o) : p(o.p), n(o.n), ne(o.ne) {}
+ inline QTextFragment &operator=(const QTextFragment &o) { p = o.p; n = o.n; ne = o.ne; return *this; }
+
+ inline bool isValid() const { return p && n; }
+
+ inline bool operator==(const QTextFragment &o) const { return p == o.p && n == o.n; }
+ inline bool operator!=(const QTextFragment &o) const { return p != o.p || n != o.n; }
+ inline bool operator<(const QTextFragment &o) const { return position() < o.position(); }
+
+ int position() const;
+ int length() const;
+ bool contains(int position) const;
+
+ QTextCharFormat charFormat() const;
+ int charFormatIndex() const;
+ QString text() const;
+
+private:
+ const QTextDocumentPrivate *p;
+ int n;
+ int ne;
+};
+
+Q_DECLARE_TYPEINFO(QTextFragment, Q_MOVABLE_TYPE);
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QTEXTOBJECT_H