qslider-h.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><!-- /home/reggie/tmp/qt-3.0-reggie-5401/qt-x11-commercial-3.0.5/include/qslider.h:1 --><html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>qslider.h Include File</title><style type="text/css"><!--h3.fn,span.fn { margin-left: 1cm; text-indent: -1cm; }a:link { color: #004faf; text-decoration: none }a:visited { color: #672967; text-decoration: none }body { background: #ffffff; color: black; }--></style></head><body><table border="0" cellpadding="0" cellspacing="0" width="100%"><tr bgcolor="#E5E5E5"><td valign=center> <a href="index.html"><font color="#004faf">Home</font></a> | <a href="classes.html"><font color="#004faf">All Classes</font></a> | <a href="mainclasses.html"><font color="#004faf">Main Classes</font></a> | <a href="annotated.html"><font color="#004faf">Annotated</font></a> | <a href="groups.html"><font color="#004faf">Grouped Classes</font></a> | <a href="functions.html"><font color="#004faf">Functions</font></a></td><td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qslider.h</h1><p>This is the verbatim text of the qslider.h include file. It is provided only for illustration; the copyright remains with Trolltech.<hr><pre>/****************************************************************************** $Id$**** Definition of QSlider class**** Created : 961019**** 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 QSLIDER_H#define QSLIDER_H#ifndef QT_H#include "qwidget.h"#include "qrangecontrol.h"#endif // QT_H#ifndef QT_NO_SLIDERstruct QSliderPrivate;class QTimer;class Q_EXPORT QSlider : public QWidget, public QRangeControl{ Q_OBJECT Q_ENUMS( TickSetting ) 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 ) Q_PROPERTY( bool tracking READ tracking WRITE setTracking ) Q_PROPERTY( Orientation orientation READ orientation WRITE setOrientation ) Q_PROPERTY( TickSetting tickmarks READ tickmarks WRITE setTickmarks ) Q_PROPERTY( int tickInterval READ tickInterval WRITE setTickInterval ) public: enum TickSetting { NoMarks = 0, Above = 1, Left = Above, Below = 2, Right = Below, Both = 3 }; QSlider( QWidget *parent, const char* name=0 ); QSlider( Orientation, QWidget *parent, const char* name=0 ); QSlider( int minValue, int maxValue, int pageStep, int value, Orientation, QWidget *parent, const char* name=0 ); virtual void setOrientation( Orientation ); Orientation orientation() const; virtual void setTracking( bool enable ); bool tracking() const; virtual void setPalette( const QPalette & ); int sliderStart() const; QRect sliderRect() const; QSize sizeHint() const; QSizePolicy sizePolicy() const; QSize minimumSizeHint() const; virtual void setTickmarks( TickSetting ); TickSetting tickmarks() const { return ticks; } virtual void setTickInterval( int ); int tickInterval() const { return tickInt; } 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 addStep(); void subtractStep();signals: void valueChanged( int value ); void sliderPressed(); void sliderMoved( int value ); void sliderReleased();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 *e ); void focusOutEvent( QFocusEvent *e ); void styleChange( QStyle& ); void valueChange(); void rangeChange();private slots: void repeatTimeout();private: enum State { Idle, Dragging, TimingUp, TimingDown }; void init(); int positionFromValue( int ) const; int valueFromPosition( int ) const; void moveSlider( int ); void reallyMoveSlider( int ); void resetState(); int available() const; int goodPart( const QPoint& ) const; void initTicks(); QSliderPrivate *extra; QTimer *timer; QCOORD sliderPos; int sliderVal; QCOORD clickOffset; State state; bool track; QCOORD tickOffset; TickSetting ticks; int tickInt; Orientation orient;private: // Disabled copy constructor and operator=#if defined(Q_DISABLE_COPY) QSlider( const QSlider & ); QSlider &operator=( const QSlider & );#endif};inline bool QSlider::tracking() const{ return track;}inline QSlider::Orientation QSlider::orientation() const{ return orient;}inline int QSlider::sliderStart() const{ return sliderPos;}#endif // QT_NO_SLIDER#endif // QSLIDER_H</pre><!-- eof --><p><address><hr><div align=center><table width=100% cellspacing=0 border=0><tr><td>Copyright © 2002 <a href="http://www.trolltech.com">Trolltech</a><td><a href="http://www.trolltech.com/trademarks.html">Trademarks</a><td align=right><div align=right>Qt version 3.0.5</div></table></div></address></body></html>⌨️ 快捷键说明
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