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qdial.h
This is the verbatim text of the qdial.h include file. It is provided only for illustration; the copyright remains with Trolltech.
/**************************************************************************** ** $Id: qt/qdial.h 3.0.5 edited Nov 9 2001 $ ** ** Definition of the dial widget ** ** Created : 1999.01.04 ** ** Copyright (C) 1999-2000 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 [email protected] 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 [email protected] if any conditions of this licensing are ** not clear to you. ** **********************************************************************/ #ifndef QDIAL_H #define QDIAL_H #ifndef QT_H #include "qwidget.h" #include "qrangecontrol.h" #endif // QT_H #ifndef QT_NO_DIAL class QDialPrivate; class Q_EXPORT QDial: public QWidget, public QRangeControl { Q_OBJECT Q_PROPERTY( bool tracking READ tracking WRITE setTracking ) Q_PROPERTY( bool wrapping READ wrapping WRITE setWrapping ) Q_PROPERTY( int notchSize READ notchSize ) Q_PROPERTY( double notchTarget READ notchTarget WRITE setNotchTarget ) Q_PROPERTY( bool notchesVisible READ notchesVisible WRITE setNotchesVisible ) Q_PROPERTY( int minValue READ minValue WRITE setMinValue ) Q_PROPERTY( int maxValue READ maxValue WRITE setMaxValue ) Q_PROPERTY( int lineStep READ lineStep WRITE setLineStep ) Q_PROPERTY( int pageStep READ pageStep WRITE setPageStep ) Q_PROPERTY( int value READ value WRITE setValue ) public: QDial( QWidget* parent=0, const char* name=0, WFlags f = 0 ); QDial( int minValue, int maxValue, int pageStep, int value, QWidget* parent=0, const char* name=0 ); ~QDial(); bool tracking() const; bool wrapping() const; int notchSize() const; virtual void setNotchTarget( double ); double notchTarget() const; bool notchesVisible() const; QSize sizeHint() const; QSize minimumSizeHint() const; int minValue() const; int maxValue() const; void setMinValue( int ); void setMaxValue( int ); int lineStep() const; int pageStep() const; void setLineStep( int ); void setPageStep( int ); int value() const; public slots: virtual void setValue( int ); void addLine(); void subtractLine(); void addPage(); void subtractPage(); virtual void setNotchesVisible( bool b ); virtual void setWrapping( bool on ); virtual void setTracking( bool enable ); signals: void valueChanged( int value ); void dialPressed(); void dialMoved( int value ); void dialReleased(); protected: void resizeEvent( QResizeEvent * ); void paintEvent( QPaintEvent * ); void keyPressEvent( QKeyEvent * ); void mousePressEvent( QMouseEvent * ); void mouseReleaseEvent( QMouseEvent * ); void mouseMoveEvent( QMouseEvent * ); #ifndef QT_NO_WHEELEVENT void wheelEvent( QWheelEvent * ); #endif void focusInEvent( QFocusEvent * ); void focusOutEvent( QFocusEvent * ); void valueChange(); void rangeChange(); virtual void repaintScreen( const QRect *cr = 0 ); private: QDialPrivate * d; int valueFromPoint( const QPoint & ) const; double angle( const QPoint &, const QPoint & ) const; QPointArray calcArrow( double &a ) const; QRect calcDial() const; int calcBigLineSize() const; void calcLines(); private: // Disabled copy constructor and operator= #if defined(Q_DISABLE_COPY) QDial( const QDial & ); QDial &operator=( const QDial & ); #endif }; #endif // QT_NO_DIAL #endif
Copyright © 2002 Trolltech | Trademarks | Qt version 3.0.5
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