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/****************************************************************************
**
** Definition of TQThumbWheel class
**
** Created : 010205
**
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the widgets module of the TQt GUI Toolkit.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at [email protected].
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
** included in the packaging of this file. Licensees holding valid TQt
** Commercial licenses may use this file in accordance with the TQt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef TQTHUMBWHEEL_H
#define TQTHUMBWHEEL_H
#ifndef QT_H
#include "ntqframe.h"
#include "ntqrangecontrol.h"
#endif // QT_H
#ifndef QT_NO_THUMBWHEEL
class TQThumbWheel : public TQFrame, public TQRangeControl
{
TQ_OBJECT
public:
TQThumbWheel( TQWidget *parent=0, const char *name=0 );
~TQThumbWheel();
virtual void setOrientation( Orientation );
Orientation orientation() const;
virtual void setTracking( bool enable );
bool tracking() const;
virtual void setTransmissionRatio( double r );
double transmissionRatio() const;
public slots:
virtual void setValue( int );
signals:
void valueChanged( int value );
protected:
void valueChange();
void rangeChange();
void stepChange();
void keyPressEvent( TQKeyEvent * );
void mousePressEvent( TQMouseEvent * );
void mouseReleaseEvent( TQMouseEvent * );
void mouseMoveEvent( TQMouseEvent * );
void wheelEvent( TQWheelEvent * );
void focusInEvent( TQFocusEvent *e );
void focusOutEvent( TQFocusEvent *e );
void drawContents( TQPainter * );
private:
void init();
int valueFromPosition( const TQPoint & );
double rat;
int pressedAt;
Orientation orient;
uint track : 1;
uint mousePressed : 1;
class TQThumbWheelPrivate;
TQThumbWheelPrivate *d;
};
inline TQThumbWheel::Orientation TQThumbWheel::orientation() const
{
return orient;
}
inline bool TQThumbWheel::tracking() const
{
return (bool)track;
}
inline double TQThumbWheel::transmissionRatio() const
{
return rat;
}
#endif // QT_NO_WHEEL
#endif // TQWHEEL_H
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