Qt Toolkit - qrangecontrol.h include file

# qrangecontrol.h

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

    /****************************************************************************
    ** $Id: qrangecontrol.h,v 2.4.2.3 1998/08/21 19:13:26 hanord Exp $
    **
    ** Definition of QRangeControl class
    **
    ** Created : 940427
    **
    ** 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 QRANGECONTROL_H
    #define QRANGECONTROL_H

    #include "qglobal.h"

    class Q_EXPORT QRangeControl
    {
    public:
        QRangeControl();
        QRangeControl( int minValue, int maxValue,
                       int lineStep, int pageStep, int value );

        int         value()         const;
        void        setValue( int );
        void        addPage();
        void        subtractPage();
        void        addLine();
        void        subtractLine();

        int         minValue()      const;
        int         maxValue()      const;
        void        setRange( int minValue, int maxValue );

        int         lineStep()      const;
        int         pageStep()      const;
        void        setSteps( int line, int page );

    protected:
        void        directSetValue( int val );
        int         prevValue()     const;

        virtual void valueChange();
        virtual void rangeChange();
        virtual void stepChange();

    private:
        void        adjustValue();

        int         minVal, maxVal;
        int         line, page;
        int         val, prevVal;

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

    inline int QRangeControl::value() const
    { return val; }

    inline int QRangeControl::prevValue() const
    { return prevVal; }

    inline int QRangeControl::minValue() const
    { return minVal; }

    inline int QRangeControl::maxValue() const
    { return maxVal; }

    inline int QRangeControl::lineStep() const
    { return line; }

    inline int QRangeControl::pageStep() const
    { return page; }

    #endif // QRANGECONTROL_H