# qheader.h

This is the verbatim text of the qheader.h include file. It is is provided only for illustration; the copyright remains with Troll Tech.

    /****************************************************************************
    ** $Id: qheader.h,v 2.20.2.2 1998/08/21 19:13:25 hanord Exp $
    **
    ** Definition of QHeader widget class (table header)
    **
    ** Created : 961105
    **
    ** Copyright (C) 1992-1999 Troll Tech AS.  All rights reserved.
    **
    ** This file is part of Qt Free Edition, version 1.45.
    **
    ** See the file LICENSE included in the distribution for the usage
    ** and distribution terms, or http://www.troll.no/free-license.html.
    **
    ** IMPORTANT NOTE: You may NOT copy this file or any part of it into
    ** your own programs or libraries.
    **
    ** Please see http://www.troll.no/pricing.html for information about
    ** Qt Professional Edition, which is this same library but with a
    ** license which allows creation of commercial/proprietary software.
    **
    *****************************************************************************/

    #ifndef QHEADER_H
    #define QHEADER_H

    #ifndef QT_H
    #include "qtableview.h"
    #endif // QT_H

    struct QHeaderData;

    class Q_EXPORT QHeader : public QTableView
    {
        Q_OBJECT
    public:
        enum Orientation { Horizontal, Vertical };

        QHeader( QWidget *parent=0, const char *name=0 );
        QHeader( int, QWidget *parent=0, const char *name=0 );
        ~QHeader();

        int         addLabel( const char *, int size = -1 );
        void        setLabel( int, const char *, int size = -1 );
        const char* label( int );
        void        setOrientation( Orientation );
        Orientation orientation() const;
        void        setTracking( bool enable );
        bool        tracking() const;

        void        setClickEnabled( bool, int logIdx = -1 );
        void        setResizeEnabled( bool, int logIdx = -1 );
        void        setMovingEnabled( bool );

        void        setCellSize( int i, int s );
        int         cellSize( int i ) const;
        int         cellPos( int i ) const;
        int         cellAt( int i ) const;
        int         count() const;

        int         offset() const;

        QSize       sizeHint() const;

        int         mapToLogical( int ) const;
        int         mapToActual( int ) const;

    public slots:
        void        setOffset( int );

    signals:
        void        sectionClicked( int );
        void        sizeChange( int section, int oldSize, int newSize );
        void        moved( int from, int to );
    protected:
        //    void  timerEvent( QTimerEvent * );

        void        resizeEvent( QResizeEvent * );

        QRect       sRect( int i );

        void        paintCell( QPainter *, int, int );
        void        setupPainter( QPainter * );

        int         cellHeight( int );
        int         cellWidth( int );

        void        mousePressEvent( QMouseEvent * );
        void        mouseReleaseEvent( QMouseEvent * );
        void        mouseMoveEvent( QMouseEvent * );

    private:
        void        init( int );

        void        paintRect( int p, int s );
        void        markLine( int idx );
        void        unMarkLine( int idx );
        int         pPos( int i ) const;
        int         pSize( int i ) const;

        int         findLine( int );

        void        handleColumnResize(int, int, bool);

        void        moveAround( int fromIdx, int toIdx );

        int         handleIdx;
        int         oldHIdxSize;
        int         moveToIdx;
        enum State { Idle, Sliding, Pressed, Moving, Blocked };
        State       state;
        QCOORD      clickPos;
        bool        trackingIsOn;

        Orientation orient;

        QHeaderData *data;

    private:        // Disabled copy constructor and operator=
    #if defined(Q_DISABLE_COPY)
        QHeader( const QHeader & );
        QHeader &operator=( const QHeader & );
    #endif
    };

    inline QHeader::Orientation QHeader::orientation() const
    {
        return orient;
    }

    inline void QHeader::setTracking( bool enable ) { trackingIsOn = enable; }
    inline bool QHeader::tracking() const { return trackingIsOn; }

    #endif //QHEADER_H