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qrangecontrol.h
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/****************************************************************************
** $Id: qt/qrangecontrol.h 3.0.0 edited Sep 21 17:17 $
**
** Definition of QRangeControl class
**
** Created : 940427
**
** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
**
** This file is part of the widgets 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 QRANGECONTROL_H
#define QRANGECONTROL_H
#ifndef QT_H
#include "qglobal.h"
#include "qframe.h"
#endif // QT_H
#ifndef QT_NO_RANGECONTROL
class QRangeControlPrivate;
class Q_EXPORT QRangeControl
{
public:
QRangeControl();
QRangeControl( int minValue, int maxValue,
int lineStep, int pageStep, int value );
virtual ~QRangeControl();
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 );
void setMinValue( int minVal );
void setMaxValue( int minVal );
int lineStep() const;
int pageStep() const;
void setSteps( int line, int page );
int bound( int ) const;
protected:
int positionFromValue( int val, int space ) const;
int valueFromPosition( int pos, int space ) const;
void directSetValue( int val );
int prevValue() const;
virtual void valueChange();
virtual void rangeChange();
virtual void stepChange();
private:
int minVal, maxVal;
int line, page;
int val, prevVal;
QRangeControlPrivate * d;
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 // QT_NO_RANGECONTROL
#ifndef QT_NO_SPINWIDGET
class QSpinWidgetPrivate;
class Q_EXPORT QSpinWidget : public QWidget
{
Q_OBJECT
public:
QSpinWidget( QWidget* parent=0, const char* name=0 );
~QSpinWidget();
void setEditWidget( QWidget * widget );
QWidget * editWidget();
QRect upRect() const;
QRect downRect() const;
void setUpEnabled( bool on );
void setDownEnabled( bool on );
bool isUpEnabled() const;
bool isDownEnabled() const;
enum ButtonSymbols { UpDownArrows, PlusMinus };
virtual void setButtonSymbols( ButtonSymbols bs );
ButtonSymbols buttonSymbols() const;
void arrange();
signals:
void stepUpPressed();
void stepDownPressed();
public slots:
void stepUp();
void stepDown();
protected:
void mousePressEvent( QMouseEvent *e );
void resizeEvent( QResizeEvent* ev );
void mouseReleaseEvent( QMouseEvent *e );
void mouseMoveEvent( QMouseEvent *e );
void wheelEvent( QWheelEvent * );
void styleChange( QStyle& );
void paintEvent( QPaintEvent * );
void enableChanged( bool old );
private:
QSpinWidgetPrivate * d;
void updateDisplay();
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
QSpinWidget( const QSpinWidget& );
QSpinWidget& operator=( const QSpinWidget& );
#endif
};
#endif // QT_NO_SPINWIDGET
#endif // QRANGECONTROL_H