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qdial.h

/****************************************************************************
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.com.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/


#ifndef QDIAL_H
#define QDIAL_H

#include <QtGui/qabstractslider.h>

QT_BEGIN_HEADER

QT_MODULE(Gui)

#ifndef QT_NO_DIAL

class QDialPrivate;

00038 class Q_GUI_EXPORT QDial: public QAbstractSlider
{
    Q_OBJECT

00042     Q_PROPERTY(bool wrapping READ wrapping WRITE setWrapping)
00043     Q_PROPERTY(int notchSize READ notchSize)
00044     Q_PROPERTY(qreal notchTarget READ notchTarget WRITE setNotchTarget)
00045     Q_PROPERTY(bool notchesVisible READ notchesVisible WRITE setNotchesVisible)
public:
    explicit QDial(QWidget *parent = 0);

    ~QDial();

    bool wrapping() const;

    int notchSize() const;

    void setNotchTarget(double target);
    qreal notchTarget() const;
    bool notchesVisible() const;

    QSize sizeHint() const;
    QSize minimumSizeHint() const;

public Q_SLOTS:
    void setNotchesVisible(bool visible);
    void setWrapping(bool on);

protected:
    bool event(QEvent *e);
    void resizeEvent(QResizeEvent *re);
    void paintEvent(QPaintEvent *pe);

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

    void sliderChange(SliderChange change);

#ifdef QT3_SUPPORT
public:
    QT3_SUPPORT_CONSTRUCTOR QDial(int minValue, int maxValue, int pageStep, int value,
                                QWidget* parent = 0, const char* name = 0);
    QT3_SUPPORT_CONSTRUCTOR QDial(QWidget *parent, const char *name);

Q_SIGNALS:
    QT_MOC_COMPAT void dialPressed();
    QT_MOC_COMPAT void dialMoved(int value);
    QT_MOC_COMPAT void dialReleased();
#endif

private:
    Q_DECLARE_PRIVATE(QDial)
    Q_DISABLE_COPY(QDial)
};

#endif  // QT_NO_DIAL

QT_END_HEADER

#endif // QDIAL_H

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