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# qstylesheet.h

This is the verbatim text of the qstylesheet.h include file. It is provided only for illustration; the copyright remains with Trolltech.

    /****************************************************************************
    ** $Id: qt/src/kernel/qstylesheet.h   2.3.1   edited 2001-01-26 $
    **
    ** Definition of the QStyleSheet class
    **
    ** Created : 990101
    **
    ** Copyright (C) 1992-2000 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 QSTYLESHEET_H
    #define QSTYLESHEET_H

    #ifndef QT_H
    #include "qstring.h"
    #include "qdict.h"
    #include "qobject.h"
    #endif // QT_H

    #ifndef QT_NO_RICHTEXT

    class QStyleSheet;
    class QStyleSheetItemData;
    template<class Key, class T> class QMap;

    class Q_EXPORT QStyleSheetItem : public Qt
    {
    public:
        QStyleSheetItem( QStyleSheet* parent, const QString& name );
        QStyleSheetItem( const QStyleSheetItem & );
        ~QStyleSheetItem();

        QString name() const;

        QStyleSheet* styleSheet();
        const QStyleSheet* styleSheet() const;

        enum AdditionalStyleValues { Undefined  = - 1};

        enum DisplayMode {
            DisplayBlock,
            DisplayInline,
            DisplayListItem,
            DisplayNone
        };

        DisplayMode displayMode() const;
        void setDisplayMode(DisplayMode m);

        int alignment() const;
        void setAlignment( int f);

        int fontWeight() const;
        void setFontWeight(int w);

        int logicalFontSize() const;
        void setLogicalFontSize(int s);

        int logicalFontSizeStep() const;
        void setLogicalFontSizeStep( int s );

        int fontSize() const;
        void setFontSize(int s);

        QString fontFamily() const;
        void setFontFamily( const QString& );

        int numberOfColumns() const;
        void setNumberOfColumns(int ncols);

        QColor color() const;
        void setColor( const QColor &);

        bool fontItalic() const;
        void setFontItalic( bool );
        bool definesFontItalic() const;

        bool fontUnderline() const;
        void setFontUnderline( bool );
        bool definesFontUnderline() const;

        bool isAnchor() const;
        void setAnchor(bool anc);

        enum WhiteSpaceMode { WhiteSpaceNormal, WhiteSpacePre, WhiteSpaceNoWrap };
        WhiteSpaceMode whiteSpaceMode() const;
        void setWhiteSpaceMode(WhiteSpaceMode m);

        enum Margin {
            MarginLeft,
            MarginRight,
            MarginTop,
            MarginBottom,
            MarginAll,
            MarginVertical,
            MarginHorizontal
        };

        int margin( Margin m) const;
        void setMargin( Margin, int);

        enum ListStyle {
            ListDisc,
            ListCircle,
            ListSquare,
            ListDecimal,
            ListLowerAlpha,
            ListUpperAlpha
        };

        ListStyle listStyle() const;
        void setListStyle( ListStyle );

        QString contexts() const;
        void setContexts( const QString& );
        bool allowedInContext( const QStyleSheetItem* ) const;

        bool selfNesting() const;
        void setSelfNesting( bool );

    private:
        void init();
        QStyleSheetItemData* d;
    };

    #if defined(Q_TEMPLATEDLL)
    // MOC_SKIP_BEGIN
    template class Q_EXPORT QDict<QStyleSheetItem>;
    // MOC_SKIP_END
    #endif

    class QTextCustomItem;

    class Q_EXPORT QStyleSheet : public QObject
    {
        Q_OBJECT
    public:
        QStyleSheet( QObject *parent=0, const char *name=0 );
        virtual ~QStyleSheet();

        static QStyleSheet* defaultSheet();
        static void setDefaultSheet( QStyleSheet* );

        QStyleSheetItem* item( const QString& name);
        const QStyleSheetItem* item( const QString& name) const;

        void insert( QStyleSheetItem* item);

        virtual QTextCustomItem* tag( const QString& name,
                                const QMap<QString, QString> &attr,
                                const QString& context,
                                const QMimeSourceFactory& factory,
                                bool emptyTag = FALSE) const;

        static QString convertFromPlainText( const QString& );
        static bool mightBeRichText( const QString& );

        virtual void scaleFont( QFont& font, int logicalSize ) const;

        virtual void error( const QString& ) const;

    private:
        void init();
        QDict<QStyleSheetItem> styles;
        QStyleSheetItem* nullstyle;
    };

    #endif // QT_NO_RICHTEXT

    #endif // QSTYLESHEET_H