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# qdial.h

Go to the documentation of this file.

    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtGui module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042
    00043 #ifndef QDIAL_H
    00044 #define QDIAL_H
    00045
    00046 #include <QtGui/qabstractslider.h>
    00047
    00048 QT_BEGIN_HEADER
    00049
    00050 QT_BEGIN_NAMESPACE
    00051
    00052 QT_MODULE(Gui)
    00053
    00054 #ifndef QT_NO_DIAL
    00055
    00056 class QDialPrivate;
    00057 class QStyleOptionSlider;
    00058
    00059 class Q_GUI_EXPORT QDial: public QAbstractSlider
    00060 {
    00061     Q_OBJECT
    00062
    00063     Q_PROPERTY(bool wrapping READ wrapping WRITE setWrapping)
    00064     Q_PROPERTY(int notchSize READ notchSize)
    00065     Q_PROPERTY(qreal notchTarget READ notchTarget WRITE setNotchTarget)
    00066     Q_PROPERTY(bool notchesVisible READ notchesVisible WRITE setNotchesVisible)
    00067 public:
    00068     explicit QDial(QWidget *parent = 0);
    00069
    00070     ~QDial();
    00071
    00072     bool wrapping() const;
    00073
    00074     int notchSize() const;
    00075
    00076     void setNotchTarget(double target);
    00077     qreal notchTarget() const;
    00078     bool notchesVisible() const;
    00079
    00080     QSize sizeHint() const;
    00081     QSize minimumSizeHint() const;
    00082
    00083 public Q_SLOTS:
    00084     void setNotchesVisible(bool visible);
    00085     void setWrapping(bool on);
    00086
    00087 protected:
    00088     bool event(QEvent *e);
    00089     void resizeEvent(QResizeEvent *re);
    00090     void paintEvent(QPaintEvent *pe);
    00091
    00092     void mousePressEvent(QMouseEvent *me);
    00093     void mouseReleaseEvent(QMouseEvent *me);
    00094     void mouseMoveEvent(QMouseEvent *me);
    00095
    00096     void sliderChange(SliderChange change);
    00097     void initStyleOption(QStyleOptionSlider *option) const;
    00098
    00099 #ifdef QT3_SUPPORT
    00100 public:
    00101     QT3_SUPPORT_CONSTRUCTOR QDial(int minValue, int maxValue, int pageStep, int value,
    00102                                 QWidget* parent = 0, const char* name = 0);
    00103     QT3_SUPPORT_CONSTRUCTOR QDial(QWidget *parent, const char *name);
    00104
    00105 Q_SIGNALS:
    00106     QT_MOC_COMPAT void dialPressed();
    00107     QT_MOC_COMPAT void dialMoved(int value);
    00108     QT_MOC_COMPAT void dialReleased();
    00109 #endif
    00110
    00111 private:
    00112     Q_DECLARE_PRIVATE(QDial)
    00113     Q_DISABLE_COPY(QDial)
    00114 };
    00115
    00116 #endif  // QT_NO_DIAL
    00117
    00118 QT_END_NAMESPACE
    00119
    00120 QT_END_HEADER
    00121
    00122 #endif // QDIAL_H