/****************************************************************************
** $Id$
**
** Definition of internal rich text classes
**
** Created : 990124
**
** Copyright (C) 1999-2002 Trolltech AS. All rights reserved.
**
** This file is part of the kernel module of the Qt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
** licenses may use this file in accordance with the Qt Commercial License
** Agreement provided with the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
** information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#ifndef QRICHTEXT_P_H
#define QRICHTEXT_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of a number of Qt sources files. This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//
//
#ifndef QT_H
#include "qstring.h"
#include "qptrlist.h"
#include "qrect.h"
#include "qfontmetrics.h"
#include "qintdict.h"
#include "qmap.h"
#include "qstringlist.h"
#include "qfont.h"
#include "qcolor.h"
#include "qsize.h"
#include "qvaluelist.h"
#include "qvaluestack.h"
#include "qobject.h"
#include "qdict.h"
#include "qpixmap.h"
#include "qstylesheet.h"
#include "qptrvector.h"
#include "qpainter.h"
#include "qlayout.h"
#include "qobject.h"
#include "private/qcomplextext_p.h"
#include "qapplication.h"
#endif // QT_H
#ifndef QT_NO_RICHTEXT
class QTextDocument;
class QTextString;
class QTextPreProcessor;
class QTextFormat;
class QTextCursor;
class QTextParagraph;
class QTextFormatter;
class QTextIndent;
class QTextFormatCollection;
class QStyleSheetItem;
#ifndef QT_NO_TEXTCUSTOMITEM
class QTextCustomItem;
#endif
class QTextFlow;
struct QBidiContext;
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_EXPORT QTextStringChar
{
friend class QTextString;
public:
// this is never called, initialize variables in QTextString::insert()!!!
QTextStringChar() : lineStart( 0 ), type( Regular ), startOfRun( 0 ) {d.format=0;}
~QTextStringChar();
QChar c;
enum Type { Regular=0, Custom=1, Anchor=2, CustomAnchor=3 };
uint lineStart : 1;
uint rightToLeft : 1;
uint hasCursor : 1;
uint canBreak : 1;
Type type : 2;
uint startOfRun : 1;
int x;
int height() const;
int ascent() const;
int descent() const;
bool isCustom() const { return (type & Custom) != 0; }
QTextFormat *format() const;
#ifndef QT_NO_TEXTCUSTOMITEM
QTextCustomItem *customItem() const;
#endif
void setFormat( QTextFormat *f );
#ifndef QT_NO_TEXTCUSTOMITEM
void setCustomItem( QTextCustomItem *i );
#endif
struct CustomData
{
QTextFormat *format;
#ifndef QT_NO_TEXTCUSTOMITEM
QTextCustomItem *custom;
#endif
QString anchorName;
QString anchorHref;
};
#ifndef QT_NO_TEXTCUSTOMITEM
void loseCustomItem();
#endif
union {
QTextFormat* format;
CustomData* custom;
} d;
bool isAnchor() const { return ( type & Anchor) != 0; }
bool isLink() const { return isAnchor() && !!d.custom->anchorHref; }
QString anchorName() const;
QString anchorHref() const;
void setAnchor( const QString& name, const QString& href );
private:
QTextStringChar &operator=( const QTextStringChar & ) {
//abort();
return *this;
}
QTextStringChar( const QTextStringChar & ) {
}
friend class QComplexText;
friend class QTextParagraph;
};
#if defined(Q_TEMPLATEDLL)
// MOC_SKIP_BEGIN
Q_TEMPLATE_EXTERN template class Q_EXPORT QMemArray<QTextStringChar>;
// MOC_SKIP_END
#endif
class Q_EXPORT QTextString
{
public:
QTextString();
QTextString( const QTextString &s );
virtual ~QTextString();
static QString toString( const QMemArray<QTextStringChar> &data, bool fixspaces = TRUE );
QString toString( bool fixspaces = TRUE ) const;
QTextStringChar &at( int i ) const;
#if defined(Q_STRICT_INLINING_RULES)
// This is for the IRIX MIPSpro o32 ABI - it fails, claiming the
// implementation to be a redefinition.
inline int length() const;
#else
int length() const;
#endif
int width( int idx ) const;
void insert( int index, const QString &s, QTextFormat *f );
void insert( int index, const QChar *unicode, int len, QTextFormat *f );
void insert( int index, QTextStringChar *c, bool doAddRefFormat = FALSE );
void truncate( int index );
void remove( int index, int len );
void clear();
void setFormat( int index, QTextFormat *f, bool useCollection );
void setBidi( bool b ) { bidi = b; }
bool isBidi() const;
bool isRightToLeft() const;
QChar::Direction direction() const;
void setDirection( QChar::Direction d ) { dir = d; bidiDirty = TRUE; }
QMemArray<QTextStringChar> subString( int start = 0, int len = 0xFFFFFF ) const;
QMemArray<QTextStringChar> rawData() const { return data.copy(); }
void operator=( const QString &s ) { clear(); insert( 0, s, 0 ); }
void operator+=( const QString &s ) { insert( length(), s, 0 ); }
void prepend( const QString &s ) { insert( 0, s, 0 ); }
private:
void checkBidi() const;
QMemArray<QTextStringChar> data;
uint bidiDirty : 1;
uint bidi : 1; // true when the paragraph has right to left characters
uint rightToLeft : 1;
uint dir : 5;
};
inline bool QTextString::isBidi() const
{
if ( bidiDirty )
checkBidi();
return bidi;
}
inline bool QTextString::isRightToLeft() const
{
if ( bidiDirty )
checkBidi();
return rightToLeft;
}
inline QChar::Direction QTextString::direction() const
{
return (QChar::Direction) dir;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#if defined(Q_TEMPLATEDLL)
// MOC_SKIP_BEGIN
Q_TEMPLATE_EXTERN template class Q_EXPORT QValueStack<int>;
Q_TEMPLATE_EXTERN template class Q_EXPORT QValueStack<QTextParagraph*>;
Q_TEMPLATE_EXTERN template class Q_EXPORT QValueStack<bool>;
// MOC_SKIP_END
#endif
class Q_EXPORT QTextCursor
{
public:
QTextCursor( QTextDocument *d = 0 );
QTextCursor( const QTextCursor &c );
QTextCursor &operator=( const QTextCursor &c );
virtual ~QTextCursor() {}
bool operator==( const QTextCursor &c ) const;
bool operator!=( const QTextCursor &c ) const { return !(*this == c); }
#if defined(Q_STRICT_INLINING_RULES)
// This is for the IRIX MIPSpro o32 ABI - it fails, claiming the
// implementation to be a redefinition.
inline QTextParagraph *paragraph() const;
#else
QTextParagraph *paragraph() const;
#endif
void setParagraph( QTextParagraph*p ) { gotoPosition(p, 0 ); }
QTextDocument *document() const;
int index() const;
void setIndex( int index ) { gotoPosition(paragraph(), index ); }
void gotoPosition( QTextParagraph* p, int index = 0);
void gotoLeft();
void gotoRight();
void gotoNextLetter();
void gotoPreviousLetter();
void gotoUp();
void gotoDown();
void gotoLineEnd();
void gotoLineStart();
void gotoHome();
void gotoEnd();
void gotoPageUp( int visibleHeight );
void gotoPageDown( int visibleHeight );
void gotoNextWord( bool onlySpace = FALSE );
void gotoPreviousWord( bool onlySpace = FALSE );
void gotoWordLeft();
void gotoWordRight();
void insert( const QString &s, bool checkNewLine, QMemArray<QTextStringChar> *formatting = 0 );
void splitAndInsertEmptyParagraph( bool ind = TRUE, bool updateIds = TRUE );
bool remove();
void indent();
bool atParagStart();
bool atParagEnd();
int x() const; // x in current paragraph
int y() const; // y in current paragraph
int globalX() const;
int globalY() const;
QTextParagraph *topParagraph() const { return paras.isEmpty() ? para : paras.first(); }
int offsetX() const { return ox; } // inner document offset
int offsetY() const { return oy; } // inner document offset
int totalOffsetX() const; // total document offset
int totalOffsetY() const; // total document offset
bool place( const QPoint &pos, QTextParagraph *s ) { return place( pos, s, FALSE ); }
bool place( const QPoint &pos, QTextParagraph *s, bool link );
void restoreState();
int nestedDepth() const { return (int)indices.count(); } //### size_t/int cast
void oneUp() { if ( !indices.isEmpty() ) pop(); }
void setValid( bool b ) { valid = b; }
bool isValid() const { return valid; }
private:
enum Operation { EnterBegin, EnterEnd, Next, Prev, Up, Down };
void push();
void pop();
bool processNesting( Operation op );
void invalidateNested();
void gotoIntoNested( const QPoint &globalPos );
QTextParagraph *para;
int idx, tmpIndex;
int ox, oy;
QValueStack<int> indices;
QValueStack<QTextParagraph*> paras;
QValueStack<int> xOffsets;
QValueStack<int> yOffsets;
uint valid : 1;
};
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_EXPORT QTextCommand
{
public:
enum Commands { Invalid, Insert, Delete, Format, Style };
QTextCommand( QTextDocument *d ) : doc( d ), cursor( d ) {}
virtual ~QTextCommand();
virtual Commands type() const;
virtual QTextCursor *execute( QTextCursor *c ) = 0;
virtual QTextCursor *unexecute( QTextCursor *c ) = 0;
protected:
QTextDocument *doc;
QTextCursor cursor;
};
#if defined(Q_TEMPLATEDLL)
// MOC_SKIP_BEGIN
Q_TEMPLATE_EXTERN template class Q_EXPORT QPtrList<QTextCommand>;
// MOC_SKIP_END
#endif
class Q_EXPORT QTextCommandHistory
{
public:
QTextCommandHistory( int s ) : current( -1 ), steps( s ) { history.setAutoDelete( TRUE ); }
virtual ~QTextCommandHistory();
void clear() { history.clear(); current = -1; }
void addCommand( QTextCommand *cmd );
QTextCursor *undo( QTextCursor *c );
QTextCursor *redo( QTextCursor *c );
bool isUndoAvailable();
bool isRedoAvailable();
void setUndoDepth( int d ) { steps = d; }
int undoDepth() const { return steps; }
int historySize() const { return history.count(); }
int currentPosition() const { return current; }
private:
QPtrList<QTextCommand> history;
int current, steps;
};
inline QTextCommandHistory::~QTextCommandHistory()
{
clear();
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#ifndef QT_NO_TEXTCUSTOMITEM
class Q_EXPORT QTextCustomItem
{
public:
QTextCustomItem( QTextDocument *p )
: xpos(0), ypos(-1), width(-1), height(0), parent( p )
{}
virtual ~QTextCustomItem();
virtual void draw(QPainter* p, int x, int y, int cx, int cy, int cw, int ch, const QColorGroup& cg, bool selected ) = 0;
virtual void adjustToPainter( QPainter* );
enum Placement { PlaceInline = 0, PlaceLeft, PlaceRight };
virtual Placement placement() const;
bool placeInline() { return placement() == PlaceInline; }
virtual bool ownLine() const;
virtual void resize( int nwidth );
virtual void invalidate();
virtual int ascent() const { return height; }
virtual bool isNested() const;
virtual int minimumWidth() const;
virtual QString richText() const;
int xpos; // used for floating items
int ypos; // used for floating items
int width;
int height;
QRect geometry() const { return QRect( xpos, ypos, width, height ); }
virtual bool enter( QTextCursor *, QTextDocument *&doc, QTextParagraph *¶g, int &idx, int &ox, int &oy, bool atEnd = FALSE );
virtual bool enterAt( QTextCursor *, QTextDocument *&doc, QTextParagraph *¶g, int &idx, int &ox, int &oy, const QPoint & );
virtual bool next( QTextCursor *, QTextDocument *&doc, QTextParagraph *¶g, int &idx, int &ox, int &oy );
virtual bool prev( QTextCursor *, QTextDocument *&doc, QTextParagraph *¶g, int &idx, int &ox, int &oy );
virtual bool down( QTextCursor *, QTextDocument *&doc, QTextParagraph *¶g, int &idx, int &ox, int &oy );
virtual bool up( QTextCursor *, QTextDocument *&doc, QTextParagraph *¶g, int &idx, int &ox, int &oy );
void setParagraph( QTextParagraph *p ) { parag = p; }
QTextParagraph *paragraph() const { return parag; }
QTextDocument *parent;
QTextParagraph *parag;
virtual void pageBreak( int y, QTextFlow* flow );
};
#endif
#if defined(Q_TEMPLATEDLL)
// MOC_SKIP_BEGIN
Q_TEMPLATE_EXTERN template class Q_EXPORT QMap<QString, QString>;
// MOC_SKIP_END
#endif
#ifndef QT_NO_TEXTCUSTOMITEM
class Q_EXPORT QTextImage : public QTextCustomItem
{
public:
QTextImage( QTextDocument *p, const QMap<QString, QString> &attr, const QString& context,
QMimeSourceFactory &factory );
virtual ~QTextImage();
Placement placement() const { return place; }
void adjustToPainter( QPainter* );
int minimumWidth() const { return width; }
QString richText() const;
void draw( QPainter* p, int x, int y, int cx, int cy, int cw, int ch, const QColorGroup& cg, bool selected );
private:
QRegion* reg;
QPixmap pm;
Placement place;
int tmpwidth, tmpheight;
QMap<QString, QString> attributes;
QString imgId;
};
#endif
#ifndef QT_NO_TEXTCUSTOMITEM
class Q_EXPORT QTextHorizontalLine : public QTextCustomItem
{
public:
QTextHorizontalLine( QTextDocument *p, const QMap<QString, QString> &attr, const QString& context,
QMimeSourceFactory &factory );
virtual ~QTextHorizontalLine();
void adjustToPainter( QPainter* );
void draw(QPainter* p, int x, int y, int cx, int cy, int cw, int ch, const QColorGroup& cg, bool selected );
QString richText() const;
bool ownLine() const { return TRUE; }
private:
int tmpheight;
QColor color;
bool shade;
};
#endif
#ifndef QT_NO_TEXTCUSTOMITEM
#if defined(Q_TEMPLATEDLL)
// MOC_SKIP_BEGIN
Q_TEMPLATE_EXTERN template class Q_EXPORT QPtrList<QTextCustomItem>;
// MOC_SKIP_END
#endif
#endif
class Q_EXPORT QTextFlow
{
friend class QTextDocument;
#ifndef QT_NO_TEXTCUSTOMITEM
friend class QTextTableCell;
#endif
public:
QTextFlow();
virtual ~QTextFlow();
virtual void setWidth( int width );
int width() const;
virtual void setPageSize( int ps );
int pageSize() const { return pagesize; }
virtual int adjustLMargin( int yp, int h, int margin, int space );
virtual int adjustRMargin( int yp, int h, int margin, int space );
#ifndef QT_NO_TEXTCUSTOMITEM
virtual void registerFloatingItem( QTextCustomItem* item );
virtual void unregisterFloatingItem( QTextCustomItem* item );
#endif
virtual QRect boundingRect() const;
virtual void drawFloatingItems(QPainter* p, int cx, int cy, int cw, int ch, const QColorGroup& cg, bool selected );
virtual int adjustFlow( int y, int w, int h ); // adjusts y according to the defined pagesize. Returns the shift.
virtual bool isEmpty();
void clear();
private:
int w;
int pagesize;
#ifndef QT_NO_TEXTCUSTOMITEM
QPtrList<QTextCustomItem> leftItems;
QPtrList<QTextCustomItem> rightItems;
#endif
};
inline int QTextFlow::width() const { return w; }
#ifndef QT_NO_TEXTCUSTOMITEM
class QTextTable;
class Q_EXPORT QTextTableCell : public QLayoutItem
{
friend class QTextTable;
public:
QTextTableCell( QTextTable* table,
int row, int column,
const QMap<QString, QString> &attr,
const QStyleSheetItem* style,
const QTextFormat& fmt, const QString& context,
QMimeSourceFactory &factory, QStyleSheet *sheet, const QString& doc );
virtual ~QTextTableCell();
QSize sizeHint() const ;
QSize minimumSize() const ;
QSize maximumSize() const ;
QSizePolicy::ExpandData expanding() const;
bool isEmpty() const;
void setGeometry( const QRect& ) ;
QRect geometry() const;
bool hasHeightForWidth() const;
int heightForWidth( int ) const;
void adjustToPainter( QPainter* );
int row() const { return row_; }
int column() const { return col_; }
int rowspan() const { return rowspan_; }
int colspan() const { return colspan_; }
int stretch() const { return stretch_; }
QTextDocument* richText() const { return richtext; }
QTextTable* table() const { return parent; }
void draw( QPainter* p, int x, int y, int cx, int cy, int cw, int ch, const QColorGroup& cg, bool selected );
QBrush *backGround() const { return background; }
virtual void invalidate();
int verticalAlignmentOffset() const;
int horizontalAlignmentOffset() const;
private:
QRect geom;
QTextTable* parent;
QTextDocument* richtext;
int row_;
int col_;
int rowspan_;
int colspan_;
int stretch_;
int maxw;
int minw;
bool hasFixedWidth;
QBrush *background;
int cached_width;
int cached_sizehint;
QMap<QString, QString> attributes;
int align;
};
#endif
#if defined(Q_TEMPLATEDLL)
// MOC_SKIP_BEGIN
Q_TEMPLATE_EXTERN template class Q_EXPORT QPtrList<QTextTableCell>;
Q_TEMPLATE_EXTERN template class Q_EXPORT QMap<QTextCursor*, int>;
// MOC_SKIP_END
#endif
#ifndef QT_NO_TEXTCUSTOMITEM
class Q_EXPORT QTextTable: public QTextCustomItem
{
friend class QTextTableCell;
public:
QTextTable( QTextDocument *p, const QMap<QString, QString> &attr );
virtual ~QTextTable();
void adjustToPainter( QPainter *p );
void pageBreak( int y, QTextFlow* flow );
void draw( QPainter* p, int x, int y, int cx, int cy, int cw, int ch,
const QColorGroup& cg, bool selected );
bool noErase() const { return TRUE; }
bool ownLine() const { return TRUE; }
Placement placement() const { return place; }
bool isNested() const { return TRUE; }
void resize( int nwidth );
virtual void invalidate();
virtual bool enter( QTextCursor *c, QTextDocument *&doc, QTextParagraph *¶g, int &idx, int &ox, int &oy, bool atEnd = FALSE );
virtual bool enterAt( QTextCursor *c, QTextDocument *&doc, QTextParagraph *¶g, int &idx, int &ox, int &oy, const QPoint &pos );
virtual bool next( QTextCursor *c, QTextDocument *&doc, QTextParagraph *¶g, int &idx, int &ox, int &oy );
virtual bool prev( QTextCursor *c, QTextDocument *&doc, QTextParagraph *¶g, int &idx, int &ox, int &oy );
virtual bool down( QTextCursor *c, QTextDocument *&doc, QTextParagraph *¶g, int &idx, int &ox, int &oy );
virtual bool up( QTextCursor *c, QTextDocument *&doc, QTextParagraph *¶g, int &idx, int &ox, int &oy );
QString richText() const;
int minimumWidth() const;
QPtrList<QTextTableCell> tableCells() const { return cells; }
bool isStretching() const { return stretch; }
private:
void format( int w );
void addCell( QTextTableCell* cell );
private:
QGridLayout* layout;
QPtrList<QTextTableCell> cells;
int cachewidth;
int fixwidth;
int cellpadding;
int cellspacing;
int border;
int outerborder;
int stretch;
int innerborder;
int us_cp, us_ib, us_b, us_ob, us_cs;
QMap<QString, QString> attributes;
QMap<QTextCursor*, int> currCell;
Placement place;
void adjustCells( int y , int shift );
int pageBreakFor;
};
#endif
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#ifndef QT_NO_TEXTCUSTOMITEM
class QTextTableCell;
class QTextParagraph;
#endif
struct Q_EXPORT QTextDocumentSelection
{
QTextCursor startCursor, endCursor;
bool swapped;
Q_DUMMY_COMPARISON_OPERATOR(QTextDocumentSelection)
};
#if defined(Q_TEMPLATEDLL)
// MOC_SKIP_BEGIN
Q_TEMPLATE_EXTERN template class Q_EXPORT QMap<int, QColor>;
Q_TEMPLATE_EXTERN template class Q_EXPORT QMap<int, bool>;
Q_TEMPLATE_EXTERN template class Q_EXPORT QMap<int, QTextDocumentSelection>;
Q_TEMPLATE_EXTERN template class Q_EXPORT QPtrList<QTextDocument>;
// MOC_SKIP_END
#endif
class Q_EXPORT QTextDocument : public QObject
{
Q_OBJECT
#ifndef QT_NO_TEXTCUSTOMITEM
friend class QTextTableCell;
#endif
friend class QTextCursor;
friend class QTextEdit;
friend class QTextParagraph;
public:
enum SelectionIds {
Standard = 0,
IMSelectionText = 31998,
IMCompositionText = 31999, // this must be higher!
Temp = 32000 // This selection must not be drawn, it's used e.g. by undo/redo to
// remove multiple lines with removeSelectedText()
};
QTextDocument( QTextDocument *p );
QTextDocument( QTextDocument *d, QTextFormatCollection *f );
virtual ~QTextDocument();
QTextDocument *parent() const { return par; }
QTextParagraph *parentParagraph() const { return parentPar; }
void setText( const QString &text, const QString &context );
QMap<QString, QString> attributes() const { return attribs; }
void setAttributes( const QMap<QString, QString> &attr ) { attribs = attr; }
QString text() const;
QString text( int parag ) const;
QString originalText() const;
int x() const;
int y() const;
int width() const;
int widthUsed() const;
int visibleWidth() const;
int height() const;
void setWidth( int w );
int minimumWidth() const;
bool setMinimumWidth( int needed, int used = -1, QTextParagraph *parag = 0 );
void setY( int y );
int leftMargin() const;
void setLeftMargin( int lm );
int rightMargin() const;
void setRightMargin( int rm );
QTextParagraph *firstParagraph() const;
QTextParagraph *lastParagraph() const;
void setFirstParagraph( QTextParagraph *p );
void setLastParagraph( QTextParagraph *p );
void invalidate();
void setPreProcessor( QTextPreProcessor *sh );
QTextPreProcessor *preProcessor() const;
void setFormatter( QTextFormatter *f );
QTextFormatter *formatter() const;
void setIndent( QTextIndent *i );
QTextIndent *indent() const;
QColor selectionColor( int id ) const;
bool invertSelectionText( int id ) const;
void setSelectionColor( int id, const QColor &c );
void setInvertSelectionText( int id, bool b );
bool hasSelection( int id, bool visible = FALSE ) const;
void setSelectionStart( int id, const QTextCursor &cursor );
bool setSelectionEnd( int id, const QTextCursor &cursor );
void selectAll( int id );
bool removeSelection( int id );
void selectionStart( int id, int ¶gId, int &index );
QTextCursor selectionStartCursor( int id );
QTextCursor selectionEndCursor( int id );
void selectionEnd( int id, int ¶gId, int &index );
void setFormat( int id, QTextFormat *f, int flags );
int numSelections() const { return nSelections; }
void addSelection( int id );
QString selectedText( int id, bool asRichText = FALSE ) const;
void removeSelectedText( int id, QTextCursor *cursor );
void indentSelection( int id );
QTextParagraph *paragAt( int i ) const;
void addCommand( QTextCommand *cmd );
QTextCursor *undo( QTextCursor *c = 0 );
QTextCursor *redo( QTextCursor *c = 0 );
QTextCommandHistory *commands() const { return commandHistory; }
QTextFormatCollection *formatCollection() const;
bool find( QTextCursor &cursor, const QString &expr, bool cs, bool wo, bool forward);
void setTextFormat( Qt::TextFormat f );
Qt::TextFormat textFormat() const;
bool inSelection( int selId, const QPoint &pos ) const;
QStyleSheet *styleSheet() const { return sheet_; }
#ifndef QT_NO_MIME
QMimeSourceFactory *mimeSourceFactory() const { return factory_; }
#endif
QString context() const { return contxt; }
void setStyleSheet( QStyleSheet *s );
void setDefaultFormat( const QFont &font, const QColor &color );
#ifndef QT_NO_MIME
void setMimeSourceFactory( QMimeSourceFactory *f ) { if ( f ) factory_ = f; }
#endif
void setContext( const QString &c ) { if ( !c.isEmpty() ) contxt = c; }
void setUnderlineLinks( bool b );
bool underlineLinks() const { return underlLinks; }
void setPaper( QBrush *brush ) { if ( backBrush ) delete backBrush; backBrush = brush; }
QBrush *paper() const { return backBrush; }
void doLayout( QPainter *p, int w );
void draw( QPainter *p, const QRect& rect, const QColorGroup &cg, const QBrush *paper = 0 );
void eraseParagraphEmptyArea( QTextParagraph *parag, QPainter *p, const QColorGroup &cg );
bool useDoubleBuffer( QTextParagraph *parag, QPainter *p );
void drawParagraph( QPainter *p, QTextParagraph *parag, int cx, int cy, int cw, int ch,
QPixmap *&doubleBuffer, const QColorGroup &cg,
bool drawCursor, QTextCursor *cursor, bool resetChanged = TRUE );
QTextParagraph *draw( QPainter *p, int cx, int cy, int cw, int ch, const QColorGroup &cg,
bool onlyChanged = FALSE, bool drawCursor = FALSE, QTextCursor *cursor = 0,
bool resetChanged = TRUE );
#ifndef QT_NO_TEXTCUSTOMITEM
void registerCustomItem( QTextCustomItem *i, QTextParagraph *p );
void unregisterCustomItem( QTextCustomItem *i, QTextParagraph *p );
#endif
void setFlow( QTextFlow *f );
void takeFlow();
QTextFlow *flow() const { return flow_; }
bool isPageBreakEnabled() const { return pages; }
void setPageBreakEnabled( bool b ) { pages = b; }
void setUseFormatCollection( bool b ) { useFC = b; }
bool useFormatCollection() const { return useFC; }
#ifndef QT_NO_TEXTCUSTOMITEM
QTextTableCell *tableCell() const { return tc; }
void setTableCell( QTextTableCell *c ) { tc = c; }
#endif
void setPlainText( const QString &text );
void setRichText( const QString &text, const QString &context );
QString richText() const;
QString plainText() const;
bool focusNextPrevChild( bool next );
int alignment() const;
void setAlignment( int a );
int *tabArray() const;
int tabStopWidth() const;
void setTabArray( int *a );
void setTabStops( int tw );
void setUndoDepth( int d ) { commandHistory->setUndoDepth( d ); }
int undoDepth() const { return commandHistory->undoDepth(); }
int length() const;
void clear( bool createEmptyParag = FALSE );
virtual QTextParagraph *createParagraph( QTextDocument *d, QTextParagraph *pr = 0, QTextParagraph *nx = 0, bool updateIds = TRUE );
void insertChild( QObject *o ) { QObject::insertChild( o ); }
void removeChild( QObject *o ) { QObject::removeChild( o ); }
void insertChild( QTextDocument *d ) { childList.append( d ); }
void removeChild( QTextDocument *d ) { childList.removeRef( d ); }
QPtrList<QTextDocument> children() const { return childList; }
bool hasFocusParagraph() const;
QString focusHref() const;
QString focusName() const;
void invalidateOriginalText() { oTextValid = FALSE; oText = ""; }
signals:
void minimumWidthChanged( int );
private:
void init();
QPixmap *bufferPixmap( const QSize &s );
// HTML parser
bool hasPrefix(const QChar* doc, int length, int pos, QChar c);
bool hasPrefix(const QChar* doc, int length, int pos, const QString& s);
#ifndef QT_NO_TEXTCUSTOMITEM
QTextCustomItem* parseTable( const QMap<QString, QString> &attr, const QTextFormat &fmt,
const QChar* doc, int length, int& pos, QTextParagraph *curpar );
#endif
bool eatSpace(const QChar* doc, int length, int& pos, bool includeNbsp = FALSE );
bool eat(const QChar* doc, int length, int& pos, QChar c);
QString parseOpenTag(const QChar* doc, int length, int& pos, QMap<QString, QString> &attr, bool& emptyTag);
QString parseCloseTag( const QChar* doc, int length, int& pos );
QChar parseHTMLSpecialChar(const QChar* doc, int length, int& pos);
QString parseWord(const QChar* doc, int length, int& pos, bool lower = TRUE);
QChar parseChar(const QChar* doc, int length, int& pos, QStyleSheetItem::WhiteSpaceMode wsm );
void setRichTextInternal( const QString &text, QTextCursor* cursor = 0 );
void setRichTextMarginsInternal( QPtrList< QPtrVector<QStyleSheetItem> >& styles, QTextParagraph* stylesPar );
private:
struct Q_EXPORT Focus {
QTextParagraph *parag;
int start, len;
QString href;
QString name;
};
int cx, cy, cw, vw;
QTextParagraph *fParag, *lParag;
QTextPreProcessor *pProcessor;
QMap<int, QColor> selectionColors;
QMap<int, QTextDocumentSelection> selections;
QMap<int, bool> selectionText;
QTextCommandHistory *commandHistory;
QTextFormatter *pFormatter;
QTextIndent *indenter;
QTextFormatCollection *fCollection;
Qt::TextFormat txtFormat;
uint preferRichText : 1;
uint pages : 1;
uint useFC : 1;
uint withoutDoubleBuffer : 1;
uint underlLinks : 1;
uint nextDoubleBuffered : 1;
uint oTextValid : 1;
uint mightHaveCustomItems : 1;
int align;
int nSelections;
QTextFlow *flow_;
QTextDocument *par;
QTextParagraph *parentPar;
#ifndef QT_NO_TEXTCUSTOMITEM
QTextTableCell *tc;
#endif
QBrush *backBrush;
QPixmap *buf_pixmap;
Focus focusIndicator;
int minw;
int wused;
int leftmargin;
int rightmargin;
QTextParagraph *minwParag, *curParag;
QStyleSheet* sheet_;
#ifndef QT_NO_MIME
QMimeSourceFactory* factory_;
#endif
QString contxt;
QMap<QString, QString> attribs;
int *tArray;
int tStopWidth;
int uDepth;
QString oText;
QPtrList<QTextDocument> childList;
QColor linkColor;
double scaleFontsFactor;
short list_tm,list_bm, list_lm, li_tm, li_bm, par_tm, par_bm;
#if defined(Q_DISABLE_COPY) // Disabled copy constructor and operator=
QTextDocument( const QTextDocument & );
QTextDocument &operator=( const QTextDocument & );
#endif
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_EXPORT QTextDeleteCommand : public QTextCommand
{
public:
QTextDeleteCommand( QTextDocument *d, int i, int idx, const QMemArray<QTextStringChar> &str,
const QByteArray& oldStyle );
QTextDeleteCommand( QTextParagraph *p, int idx, const QMemArray<QTextStringChar> &str );
virtual ~QTextDeleteCommand();
Commands type() const { return Delete; }
QTextCursor *execute( QTextCursor *c );
QTextCursor *unexecute( QTextCursor *c );
protected:
int id, index;
QTextParagraph *parag;
QMemArray<QTextStringChar> text;
QByteArray styleInformation;
};
class Q_EXPORT QTextInsertCommand : public QTextDeleteCommand
{
public:
QTextInsertCommand( QTextDocument *d, int i, int idx, const QMemArray<QTextStringChar> &str,
const QByteArray& oldStyleInfo )
: QTextDeleteCommand( d, i, idx, str, oldStyleInfo ) {}
QTextInsertCommand( QTextParagraph *p, int idx, const QMemArray<QTextStringChar> &str )
: QTextDeleteCommand( p, idx, str ) {}
virtual ~QTextInsertCommand() {}
Commands type() const { return Insert; }
QTextCursor *execute( QTextCursor *c ) { return QTextDeleteCommand::unexecute( c ); }
QTextCursor *unexecute( QTextCursor *c ) { return QTextDeleteCommand::execute( c ); }
};
class Q_EXPORT QTextFormatCommand : public QTextCommand
{
public:
QTextFormatCommand( QTextDocument *d, int sid, int sidx, int eid, int eidx, const QMemArray<QTextStringChar> &old, QTextFormat *f, int fl );
virtual ~QTextFormatCommand();
Commands type() const { return Format; }
QTextCursor *execute( QTextCursor *c );
QTextCursor *unexecute( QTextCursor *c );
protected:
int startId, startIndex, endId, endIndex;
QTextFormat *format;
QMemArray<QTextStringChar> oldFormats;
int flags;
};
class Q_EXPORT QTextStyleCommand : public QTextCommand
{
public:
QTextStyleCommand( QTextDocument *d, int fParag, int lParag, const QByteArray& beforeChange );
virtual ~QTextStyleCommand() {}
Commands type() const { return Style; }
QTextCursor *execute( QTextCursor *c );
QTextCursor *unexecute( QTextCursor *c );
static QByteArray readStyleInformation( QTextDocument* d, int fParag, int lParag );
static void writeStyleInformation( QTextDocument* d, int fParag, const QByteArray& style );
private:
int firstParag, lastParag;
QByteArray before;
QByteArray after;
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
struct Q_EXPORT QTextParagraphSelection
{
int start, end;
Q_DUMMY_COMPARISON_OPERATOR(QTextParagraphSelection)
};
struct Q_EXPORT QTextLineStart
{
QTextLineStart() : y( 0 ), baseLine( 0 ), h( 0 )
#ifndef QT_NO_COMPLEXTEXT
, bidicontext( 0 )
#endif
{ }
QTextLineStart( ushort y_, ushort bl, ushort h_ ) : y( y_ ), baseLine( bl ), h( h_ ),
w( 0 )
#ifndef QT_NO_COMPLEXTEXT
, bidicontext( 0 )
#endif
{ }
#ifndef QT_NO_COMPLEXTEXT
QTextLineStart( QBidiContext *c, QBidiStatus s ) : y(0), baseLine(0), h(0),
status( s ), bidicontext( c ) { if ( bidicontext ) bidicontext->ref(); }
#endif
virtual ~QTextLineStart()
{
#ifndef QT_NO_COMPLEXTEXT
if ( bidicontext && bidicontext->deref() )
delete bidicontext;
#endif
}
#ifndef QT_NO_COMPLEXTEXT
void setContext( QBidiContext *c ) {
if ( c == bidicontext )
return;
if ( bidicontext && bidicontext->deref() )
delete bidicontext;
bidicontext = c;
if ( bidicontext )
bidicontext->ref();
}
QBidiContext *context() const { return bidicontext; }
#endif
public:
ushort y, baseLine, h;
#ifndef QT_NO_COMPLEXTEXT
QBidiStatus status;
#endif
int w;
private:
#ifndef QT_NO_COMPLEXTEXT
QBidiContext *bidicontext;
#endif
};
#if defined(Q_TEMPLATEDLL)
// MOC_SKIP_BEGIN
Q_TEMPLATE_EXTERN template class Q_EXPORT QMap<int, QTextParagraphSelection>;
Q_TEMPLATE_EXTERN template class Q_EXPORT QMap<int, QTextLineStart*>;
// MOC_SKIP_END
#endif
class Q_EXPORT QTextParagraphData
{
public:
QTextParagraphData() {}
virtual ~QTextParagraphData();
virtual void join( QTextParagraphData * );
};
class QTextParagraphPseudoDocument;
class QSyntaxHighlighter;
class Q_EXPORT QTextParagraph
{
friend class QTextDocument;
friend class QTextCursor;
friend class QSyntaxHighlighter;
public:
QTextParagraph( QTextDocument *d, QTextParagraph *pr = 0, QTextParagraph *nx = 0, bool updateIds = TRUE );
virtual ~QTextParagraph();
QTextString *string() const;
QTextStringChar *at( int i ) const; // maybe remove later
int leftGap() const;
int length() const; // maybe remove later
void setListStyle( QStyleSheetItem::ListStyle ls ) { lstyle = ls; changed = TRUE; }
QStyleSheetItem::ListStyle listStyle() const { return lstyle; }
void setListItem( bool li );
bool isListItem() const { return litem; }
void setListValue( int v ) { list_val = v; }
int listValue() const { return list_val > 0 ? list_val : -1; }
void setListDepth( int depth );
int listDepth() const { return ldepth; }
// void setFormat( QTextFormat *fm );
// QTextFormat *paragFormat() const;
#if defined(Q_STRICT_INLINING_RULES)
// This is for the IRIX MIPSpro o32 ABI - it fails, claiming the
// implementation to be a redefinition.
inline QTextDocument *document() const;
#else
QTextDocument *document() const;
#endif
QTextParagraphPseudoDocument *pseudoDocument() const;
QRect rect() const;
void setHeight( int h ) { r.setHeight( h ); }
void show();
void hide();
bool isVisible() const { return visible; }
QTextParagraph *prev() const;
QTextParagraph *next() const;
void setPrev( QTextParagraph *s );
void setNext( QTextParagraph *s );
void insert( int index, const QString &s );
void insert( int index, const QChar *unicode, int len );
void append( const QString &s, bool reallyAtEnd = FALSE );
void truncate( int index );
void remove( int index, int len );
void join( QTextParagraph *s );
void invalidate( int chr );
void move( int &dy );
void format( int start = -1, bool doMove = TRUE );
bool isValid() const;
bool hasChanged() const;
void setChanged( bool b, bool recursive = FALSE );
int lineHeightOfChar( int i, int *bl = 0, int *y = 0 ) const;
QTextStringChar *lineStartOfChar( int i, int *index = 0, int *line = 0 ) const;
int lines() const;
QTextStringChar *lineStartOfLine( int line, int *index = 0 ) const;
int lineY( int l ) const;
int lineBaseLine( int l ) const;
int lineHeight( int l ) const;
void lineInfo( int l, int &y, int &h, int &bl ) const;
void setSelection( int id, int start, int end );
void removeSelection( int id );
int selectionStart( int id ) const;
int selectionEnd( int id ) const;
bool hasSelection( int id ) const;
bool hasAnySelection() const;
bool fullSelected( int id ) const;
void setEndState( int s );
int endState() const;
void setParagId( int i );
int paragId() const;
bool firstPreProcess() const;
void setFirstPreProcess( bool b );
void indent( int *oldIndent = 0, int *newIndent = 0 );
void setExtraData( QTextParagraphData *data );
QTextParagraphData *extraData() const;
QMap<int, QTextLineStart*> &lineStartList();
void setFormat( int index, int len, QTextFormat *f, bool useCollection = TRUE, int flags = -1 );
void setAlignment( int a );
int alignment() const;
virtual void paint( QPainter &painter, const QColorGroup &cg, QTextCursor *cursor = 0, bool drawSelections = FALSE,
int clipx = -1, int clipy = -1, int clipw = -1, int cliph = -1 );
virtual int topMargin() const;
virtual int bottomMargin() const;
virtual int leftMargin() const;
virtual int firstLineMargin() const;
virtual int rightMargin() const;
virtual int lineSpacing() const;
#ifndef QT_NO_TEXTCUSTOMITEM
void registerFloatingItem( QTextCustomItem *i );
void unregisterFloatingItem( QTextCustomItem *i );
#endif
void setFullWidth( bool b ) { fullWidth = b; }
bool isFullWidth() const { return fullWidth; }
#ifndef QT_NO_TEXTCUSTOMITEM
QTextTableCell *tableCell() const;
#endif
QBrush *background() const;
int documentWidth() const;
int documentVisibleWidth() const;
int documentX() const;
int documentY() const;
QTextFormatCollection *formatCollection() const;
QTextFormatter *formatter() const;
virtual int nextTab( int i, int x );
int *tabArray() const;
void setTabArray( int *a );
void setTabStops( int tw );
void adjustToPainter( QPainter *p );
void setNewLinesAllowed( bool b );
bool isNewLinesAllowed() const;
QString richText() const;
void addCommand( QTextCommand *cmd );
QTextCursor *undo( QTextCursor *c = 0 );
QTextCursor *redo( QTextCursor *c = 0 );
QTextCommandHistory *commands() const;
virtual void copyParagData( QTextParagraph *parag );
void setBreakable( bool b ) { breakable = b; }
bool isBreakable() const { return breakable; }
void setBackgroundColor( const QColor &c );
QColor *backgroundColor() const { return bgcol; }
void clearBackgroundColor();
void setMovedDown( bool b ) { movedDown = b; }
bool wasMovedDown() const { return movedDown; }
void setDirection( QChar::Direction d );
QChar::Direction direction() const;
void setPaintDevice( QPaintDevice *pd ) { paintdevice = pd; }
void readStyleInformation( QDataStream& stream );
void writeStyleInformation( QDataStream& stream ) const;
protected:
virtual void setColorForSelection( QColor &c, QPainter &p, const QColorGroup& cg, int selection );
virtual void drawLabel( QPainter* p, int x, int y, int w, int h, int base, const QColorGroup& cg );
virtual void drawString( QPainter &painter, const QString &str, int start, int len, int xstart,
int y, int baseLine, int w, int h, int selection,
QTextStringChar *formatChar, const QColorGroup& cg,
bool rightToLeft );
private:
QMap<int, QTextParagraphSelection> &selections() const;
#ifndef QT_NO_TEXTCUSTOMITEM
QPtrList<QTextCustomItem> &floatingItems() const;
#endif
QBrush backgroundBrush( const QColorGroup&cg ) { if ( bgcol ) return *bgcol; return cg.brush( QColorGroup::Base ); }
void invalidateStyleCache();
QMap<int, QTextLineStart*> lineStarts;
int invalid;
QRect r;
QTextParagraph *p, *n;
void *docOrPseudo;
uint changed : 1;
uint firstFormat : 1;
uint firstPProcess : 1;
uint needPreProcess : 1;
uint fullWidth : 1;
uint lastInFrame : 1;
uint visible : 1;
uint breakable : 1;
uint movedDown : 1;
uint mightHaveCustomItems : 1;
uint hasdoc : 1;
uint litem : 1; // whether the paragraph is a list item
uint rtext : 1; // whether the paragraph needs rich text margin
int align : 4;
int state, id;
QTextString *str;
QMap<int, QTextParagraphSelection> *mSelections;
#ifndef QT_NO_TEXTCUSTOMITEM
QPtrList<QTextCustomItem> *mFloatingItems;
#endif
QStyleSheetItem::ListStyle lstyle;
short utm, ubm, ulm, urm, uflm, ulinespacing;
int *tArray;
short tabStopWidth;
QTextParagraphData *eData;
short list_val;
QColor *bgcol;
ushort ldepth;
QPaintDevice *paintdevice;
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_EXPORT QTextFormatter
{
public:
QTextFormatter();
virtual ~QTextFormatter();
virtual int format( QTextDocument *doc, QTextParagraph *parag, int start, const QMap<int, QTextLineStart*> &oldLineStarts ) = 0;
virtual int formatVertically( QTextDocument* doc, QTextParagraph* parag );
bool isWrapEnabled( QTextParagraph *p ) const { if ( !wrapEnabled ) return FALSE; if ( p && !p->isBreakable() ) return FALSE; return TRUE;}
int wrapAtColumn() const { return wrapColumn;}
virtual void setWrapEnabled( bool b );
virtual void setWrapAtColumn( int c );
virtual void setAllowBreakInWords( bool b ) { biw = b; }
bool allowBreakInWords() const { return biw; }
int minimumWidth() const { return thisminw; }
int widthUsed() const { return thiswused; }
static bool isBreakable( QTextString *string, int pos );
protected:
virtual QTextLineStart *formatLine( QTextParagraph *parag, QTextString *string, QTextLineStart *line, QTextStringChar *start,
QTextStringChar *last, int align = Qt::AlignAuto, int space = 0 );
#ifndef QT_NO_COMPLEXTEXT
virtual QTextLineStart *bidiReorderLine( QTextParagraph *parag, QTextString *string, QTextLineStart *line, QTextStringChar *start,
QTextStringChar *last, int align, int space );
#endif
void insertLineStart( QTextParagraph *parag, int index, QTextLineStart *ls );
int thisminw;
int thiswused;
private:
bool wrapEnabled;
int wrapColumn;
bool biw;
#ifdef HAVE_THAI_BREAKS
static QCString *thaiCache;
static QTextString *cachedString;
static ThBreakIterator *thaiIt;
#endif
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_EXPORT QTextFormatterBreakInWords : public QTextFormatter
{
public:
QTextFormatterBreakInWords();
virtual ~QTextFormatterBreakInWords() {}
int format( QTextDocument *doc, QTextParagraph *parag, int start, const QMap<int, QTextLineStart*> &oldLineStarts );
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_EXPORT QTextFormatterBreakWords : public QTextFormatter
{
public:
QTextFormatterBreakWords();
virtual ~QTextFormatterBreakWords() {}
int format( QTextDocument *doc, QTextParagraph *parag, int start, const QMap<int, QTextLineStart*> &oldLineStarts );
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_EXPORT QTextIndent
{
public:
QTextIndent();
virtual ~QTextIndent() {}
virtual void indent( QTextDocument *doc, QTextParagraph *parag, int *oldIndent = 0, int *newIndent = 0 ) = 0;
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_EXPORT QTextPreProcessor
{
public:
enum Ids {
Standard = 0
};
QTextPreProcessor();
virtual ~QTextPreProcessor() {}
virtual void process( QTextDocument *doc, QTextParagraph *, int, bool = TRUE ) = 0;
virtual QTextFormat *format( int id ) = 0;
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_EXPORT QTextFormat
{
friend class QTextFormatCollection;
friend class QTextDocument;
public:
enum Flags {
NoFlags,
Bold = 1,
Italic = 2,
Underline = 4,
Family = 8,
Size = 16,
Color = 32,
Misspelled = 64,
VAlign = 128,
StrikeOut= 256,
Font = Bold | Italic | Underline | Family | Size | StrikeOut,
Format = Font | Color | Misspelled | VAlign
};
enum VerticalAlignment { AlignNormal, AlignSuperScript, AlignSubScript };
QTextFormat();
virtual ~QTextFormat();
QTextFormat( const QStyleSheetItem *s );
QTextFormat( const QFont &f, const QColor &c, QTextFormatCollection *parent = 0 );
QTextFormat( const QTextFormat &fm );
QTextFormat makeTextFormat( const QStyleSheetItem *style, const QMap<QString,QString>& attr, double scaleFontsFactor ) const;
QTextFormat& operator=( const QTextFormat &fm );
QColor color() const;
QFont font() const;
bool isMisspelled() const;
VerticalAlignment vAlign() const;
int minLeftBearing() const;
int minRightBearing() const;
int width( const QChar &c ) const;
int width( const QString &str, int pos ) const;
int height() const;
int ascent() const;
int descent() const;
int leading() const;
bool useLinkColor() const;
void setBold( bool b );
void setItalic( bool b );
void setUnderline( bool b );
void setStrikeOut( bool b );
void setFamily( const QString &f );
void setPointSize( int s );
void setFont( const QFont &f );
void setColor( const QColor &c );
void setMisspelled( bool b );
void setVAlign( VerticalAlignment a );
bool operator==( const QTextFormat &f ) const;
QTextFormatCollection *parent() const;
const QString &key() const;
static QString getKey( const QFont &f, const QColor &c, bool misspelled, VerticalAlignment vAlign );
void addRef();
void removeRef();
QString makeFormatChangeTags( QTextFormat* defaultFormat, QTextFormat *f, const QString& oldAnchorHref, const QString& anchorHref ) const;
QString makeFormatEndTags( QTextFormat* defaultFormat, const QString& anchorHref ) const;
static void setPainter( QPainter *p );
static QPainter* painter();
bool fontSizesInPixels() { return usePixelSizes; }
protected:
virtual void generateKey();
private:
void update();
static void applyFont( const QFont &f );
private:
QFont fn;
QColor col;
QFontMetrics fm;
uint missp : 1;
uint linkColor : 1;
uint usePixelSizes : 1;
int leftBearing, rightBearing;
VerticalAlignment ha;
uchar widths[ 256 ];
int hei, asc, dsc;
QTextFormatCollection *collection;
int ref;
QString k;
int logicalFontSize;
int stdSize;
static QPainter *pntr;
static QFontMetrics *pntr_fm;
static int pntr_asc;
static int pntr_hei;
static int pntr_ldg;
static int pntr_dsc;
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#if defined(Q_TEMPLATEDLL)
// MOC_SKIP_BEGIN
Q_TEMPLATE_EXTERN template class Q_EXPORT QDict<QTextFormat>;
// MOC_SKIP_END
#endif
class Q_EXPORT QTextFormatCollection
{
friend class QTextDocument;
friend class QTextFormat;
public:
QTextFormatCollection();
virtual ~QTextFormatCollection();
void setDefaultFormat( QTextFormat *f );
QTextFormat *defaultFormat() const;
virtual QTextFormat *format( QTextFormat *f );
virtual QTextFormat *format( QTextFormat *of, QTextFormat *nf, int flags );
virtual QTextFormat *format( const QFont &f, const QColor &c );
virtual void remove( QTextFormat *f );
virtual QTextFormat *createFormat( const QTextFormat &f ) { return new QTextFormat( f ); }
virtual QTextFormat *createFormat( const QFont &f, const QColor &c ) { return new QTextFormat( f, c, this ); }
void updateDefaultFormat( const QFont &font, const QColor &c, QStyleSheet *sheet );
QPaintDevice *paintDevice() const { return paintdevice; }
void setPaintDevice( QPaintDevice * );
private:
void updateKeys();
private:
QTextFormat *defFormat, *lastFormat, *cachedFormat;
QDict<QTextFormat> cKey;
QTextFormat *cres;
QFont cfont;
QColor ccol;
QString kof, knf;
int cflags;
QPaintDevice *paintdevice;
};
class Q_EXPORT QTextParagraphPseudoDocument
{
public:
QTextParagraphPseudoDocument();
~QTextParagraphPseudoDocument();
QRect docRect;
QTextFormatter *pFormatter;
QTextCommandHistory *commandHistory;
int minw;
int wused;
QTextFormatCollection collection;
};
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
inline int QTextString::length() const
{
return data.size();
}
inline int QTextParagraph::length() const
{
return str->length();
}
inline QRect QTextParagraph::rect() const
{
return r;
}
inline QTextParagraph *QTextCursor::paragraph() const
{
return para;
}
inline int QTextCursor::index() const
{
return idx;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
inline int QTextDocument::x() const
{
return cx;
}
inline int QTextDocument::y() const
{
return cy;
}
inline int QTextDocument::width() const
{
return QMAX( cw, flow_->width() );
}
inline int QTextDocument::visibleWidth() const
{
return vw;
}
inline QTextParagraph *QTextDocument::firstParagraph() const
{
return fParag;
}
inline QTextParagraph *QTextDocument::lastParagraph() const
{
return lParag;
}
inline void QTextDocument::setFirstParagraph( QTextParagraph *p )
{
fParag = p;
}
inline void QTextDocument::setLastParagraph( QTextParagraph *p )
{
lParag = p;
}
inline void QTextDocument::setWidth( int w )
{
cw = QMAX( w, minw );
flow_->setWidth( cw );
vw = w;
}
inline int QTextDocument::minimumWidth() const
{
return minw;
}
inline void QTextDocument::setY( int y )
{
cy = y;
}
inline int QTextDocument::leftMargin() const
{
return leftmargin;
}
inline void QTextDocument::setLeftMargin( int lm )
{
leftmargin = lm;
}
inline int QTextDocument::rightMargin() const
{
return rightmargin;
}
inline void QTextDocument::setRightMargin( int rm )
{
rightmargin = rm;
}
inline QTextPreProcessor *QTextDocument::preProcessor() const
{
return pProcessor;
}
inline void QTextDocument::setPreProcessor( QTextPreProcessor * sh )
{
pProcessor = sh;
}
inline void QTextDocument::setFormatter( QTextFormatter *f )
{
delete pFormatter;
pFormatter = f;
}
inline QTextFormatter *QTextDocument::formatter() const
{
return pFormatter;
}
inline void QTextDocument::setIndent( QTextIndent *i )
{
indenter = i;
}
inline QTextIndent *QTextDocument::indent() const
{
return indenter;
}
inline QColor QTextDocument::selectionColor( int id ) const
{
return selectionColors[ id ];
}
inline bool QTextDocument::invertSelectionText( int id ) const
{
return selectionText[ id ];
}
inline void QTextDocument::setSelectionColor( int id, const QColor &c )
{
selectionColors[ id ] = c;
}
inline void QTextDocument::setInvertSelectionText( int id, bool b )
{
selectionText[ id ] = b;
}
inline QTextFormatCollection *QTextDocument::formatCollection() const
{
return fCollection;
}
inline int QTextDocument::alignment() const
{
return align;
}
inline void QTextDocument::setAlignment( int a )
{
align = a;
}
inline int *QTextDocument::tabArray() const
{
return tArray;
}
inline int QTextDocument::tabStopWidth() const
{
return tStopWidth;
}
inline void QTextDocument::setTabArray( int *a )
{
tArray = a;
}
inline void QTextDocument::setTabStops( int tw )
{
tStopWidth = tw;
}
inline QString QTextDocument::originalText() const
{
if ( oTextValid )
return oText;
return text();
}
inline void QTextDocument::setFlow( QTextFlow *f )
{
if ( flow_ )
delete flow_;
flow_ = f;
}
inline void QTextDocument::takeFlow()
{
flow_ = 0;
}
inline bool QTextDocument::useDoubleBuffer( QTextParagraph *parag, QPainter *p )
{
return ( !parag->document()->parent() || parag->document()->nextDoubleBuffered ) &&
( !p || !p->device() || p->device()->devType() != QInternal::Printer );
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
inline QColor QTextFormat::color() const
{
return col;
}
inline QFont QTextFormat::font() const
{
return fn;
}
inline bool QTextFormat::isMisspelled() const
{
return missp;
}
inline QTextFormat::VerticalAlignment QTextFormat::vAlign() const
{
return ha;
}
inline bool QTextFormat::operator==( const QTextFormat &f ) const
{
return k == f.k;
}
inline QTextFormatCollection *QTextFormat::parent() const
{
return collection;
}
inline void QTextFormat::addRef()
{
ref++;
}
inline void QTextFormat::removeRef()
{
ref--;
if ( !collection )
return;
if ( this == collection->defFormat )
return;
if ( ref == 0 )
collection->remove( this );
}
inline const QString &QTextFormat::key() const
{
return k;
}
inline bool QTextFormat::useLinkColor() const
{
return linkColor;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
inline QTextStringChar &QTextString::at( int i ) const
{
return data[ i ];
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
inline QTextStringChar *QTextParagraph::at( int i ) const
{
return &str->at( i );
}
inline bool QTextParagraph::isValid() const
{
return invalid == -1;
}
inline bool QTextParagraph::hasChanged() const
{
return changed;
}
inline void QTextParagraph::setBackgroundColor( const QColor & c )
{
delete bgcol;
bgcol = new QColor( c );
setChanged( TRUE );
}
inline void QTextParagraph::clearBackgroundColor()
{
delete bgcol; bgcol = 0; setChanged( TRUE );
}
inline void QTextParagraph::append( const QString &s, bool reallyAtEnd )
{
if ( reallyAtEnd )
insert( str->length(), s );
else
insert( QMAX( str->length() - 1, 0 ), s );
}
inline QTextParagraph *QTextParagraph::prev() const
{
return p;
}
inline QTextParagraph *QTextParagraph::next() const
{
return n;
}
inline bool QTextParagraph::hasAnySelection() const
{
return mSelections ? !selections().isEmpty() : FALSE;
}
inline void QTextParagraph::setEndState( int s )
{
if ( s == state )
return;
state = s;
}
inline int QTextParagraph::endState() const
{
return state;
}
inline void QTextParagraph::setParagId( int i )
{
id = i;
}
inline int QTextParagraph::paragId() const
{
if ( id == -1 )
qWarning( "invalid parag id!!!!!!!! (%p)", (void*)this );
return id;
}
inline bool QTextParagraph::firstPreProcess() const
{
return firstPProcess;
}
inline void QTextParagraph::setFirstPreProcess( bool b )
{
firstPProcess = b;
}
inline QMap<int, QTextLineStart*> &QTextParagraph::lineStartList()
{
return lineStarts;
}
inline QTextString *QTextParagraph::string() const
{
return str;
}
inline QTextDocument *QTextParagraph::document() const
{
if ( hasdoc )
return (QTextDocument*) docOrPseudo;
return 0;
}
inline QTextParagraphPseudoDocument *QTextParagraph::pseudoDocument() const
{
if ( hasdoc )
return 0;
return (QTextParagraphPseudoDocument*) docOrPseudo;
}
#ifndef QT_NO_TEXTCUSTOMITEM
inline QTextTableCell *QTextParagraph::tableCell() const
{
return hasdoc ? document()->tableCell () : 0;
}
#endif
inline QTextCommandHistory *QTextParagraph::commands() const
{
return hasdoc ? document()->commands() : pseudoDocument()->commandHistory;
}
inline int QTextParagraph::alignment() const
{
return align;
}
#ifndef QT_NO_TEXTCUSTOMITEM
inline void QTextParagraph::registerFloatingItem( QTextCustomItem *i )
{
floatingItems().append( i );
}
inline void QTextParagraph::unregisterFloatingItem( QTextCustomItem *i )
{
floatingItems().removeRef( i );
}
#endif
inline QBrush *QTextParagraph::background() const
{
#ifndef QT_NO_TEXTCUSTOMITEM
return tableCell() ? tableCell()->backGround() : 0;
#else
return 0;
#endif
}
inline int QTextParagraph::documentWidth() const
{
return hasdoc ? document()->width() : pseudoDocument()->docRect.width();
}
inline int QTextParagraph::documentVisibleWidth() const
{
return hasdoc ? document()->visibleWidth() : pseudoDocument()->docRect.width();
}
inline int QTextParagraph::documentX() const
{
return hasdoc ? document()->x() : pseudoDocument()->docRect.x();
}
inline int QTextParagraph::documentY() const
{
return hasdoc ? document()->y() : pseudoDocument()->docRect.y();
}
inline void QTextParagraph::setExtraData( QTextParagraphData *data )
{
eData = data;
}
inline QTextParagraphData *QTextParagraph::extraData() const
{
return eData;
}
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
inline void QTextFormatCollection::setDefaultFormat( QTextFormat *f )
{
defFormat = f;
}
inline QTextFormat *QTextFormatCollection::defaultFormat() const
{
return defFormat;
}
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
inline QTextFormat *QTextStringChar::format() const
{
return (type == Regular) ? d.format : d.custom->format;
}
#ifndef QT_NO_TEXTCUSTOMITEM
inline QTextCustomItem *QTextStringChar::customItem() const
{
return isCustom() ? d.custom->custom : 0;
}
#endif
inline int QTextStringChar::height() const
{
#ifndef QT_NO_TEXTCUSTOMITEM
return !isCustom() ? format()->height() : ( customItem()->placement() == QTextCustomItem::PlaceInline ? customItem()->height : 0 );
#else
return format()->height();
#endif
}
inline int QTextStringChar::ascent() const
{
#ifndef QT_NO_TEXTCUSTOMITEM
return !isCustom() ? format()->ascent() : ( customItem()->placement() == QTextCustomItem::PlaceInline ? customItem()->ascent() : 0 );
#else
return format()->ascent();
#endif
}
inline int QTextStringChar::descent() const
{
#ifndef QT_NO_TEXTCUSTOMITEM
return !isCustom() ? format()->descent() : 0;
#else
return format()->descent();
#endif
}
#endif //QT_NO_RICHTEXT
#endif