qscrollbar-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/qscrollbar.h:1 --><html><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><meta name="Translator" content="Cavendish"><meta name="Qt zh_CN Documents Website" content="http://www.qiliang.net/qt"><title>qscrollbar.h包含文件</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; font-family: "Times New Roman" }--></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">主页</font></a> | <a href="classes.html"><font color="#004faf">所有的类</font></a> | <a href="mainclasses.html"><font color="#004faf">主要的类</font></a> | <a href="annotated.html"><font color="#004faf">注释的类</font></a> | <a href="groups.html"><font color="#004faf">分组的类</font></a> | <a href="functions.html"><font color="#004faf">函数</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>qscrollbar.h</h1><p>这里是qscrollbar.h包含文件的所有文本，一字不差。它仅仅用来说明，版权由Trolltech保留。<hr><pre>/****************************************************************************** $Id: qt/qscrollbar.h 3.0.5 edited Apr 2 21:19 $**** Definition of QScrollBar class**** Created : 940427**** 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 QSCROLLBAR_H#define QSCROLLBAR_Hclass QTimer;#ifndef QT_H#include "qwidget.h"#include "qrangecontrol.h"#endif // QT_H#ifndef QT_NO_SCROLLBARclass Q_EXPORT QScrollBar : public QWidget, public QRangeControl{ Q_OBJECT 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( bool draggingSlider READ draggingSlider ) Q_PROPERTY( Orientation orientation READ orientation WRITE setOrientation )public: QScrollBar( QWidget *parent, const char* name=0 ); QScrollBar( Orientation, QWidget *parent, const char* name=0 ); QScrollBar( int minValue, int maxValue, int LineStep, 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; bool draggingSlider() const; virtual void setPalette( const QPalette & ); QSize sizeHint() 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; int sliderStart() const; QRect sliderRect() const;public slots: void setValue( int );signals: void valueChanged( int value ); void sliderPressed(); void sliderMoved( int value ); void sliderReleased(); void nextLine(); void prevLine(); void nextPage(); void prevPage();protected:#ifndef QT_NO_WHEELEVENT void wheelEvent( QWheelEvent * );#endif void keyPressEvent( QKeyEvent * ); void resizeEvent( QResizeEvent * ); void paintEvent( QPaintEvent * ); void mousePressEvent( QMouseEvent * ); void mouseReleaseEvent( QMouseEvent * ); void mouseMoveEvent( QMouseEvent * ); void contextMenuEvent( QContextMenuEvent * ); void hideEvent( QHideEvent* ); void valueChange(); void stepChange(); void rangeChange(); void styleChange( QStyle& );private slots: void doAutoRepeat();private: void init(); void positionSliderFromValue(); int calculateValueFromSlider() const; void startAutoRepeat(); void stopAutoRepeat(); int rangeValueToSliderPos( int val ) const; int sliderPosToRangeValue( int val ) const; void action( int control ); void drawControls( uint controls, uint activeControl ) const; void drawControls( uint controls, uint activeControl, QPainter *p ) const; uint pressedControl; bool track; bool clickedAt; Orientation orient; int slidePrevVal; QCOORD sliderPos; QCOORD clickOffset; QTimer * repeater; void * d;private: // Disabled copy constructor and operator=#if defined(Q_DISABLE_COPY) QScrollBar( const QScrollBar & ); QScrollBar &operator=( const QScrollBar & );#endif};inline void QScrollBar::setTracking( bool t ){ track = t;}inline bool QScrollBar::tracking() const{ return track;}inline QScrollBar::Orientation QScrollBar::orientation() const{ return orient;}inline int QScrollBar::sliderStart() const{ return sliderPos;}#endif // QT_NO_SCROLLBAR#endif // QSCROLLBAR_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><a href="zh_CN.html">译者:Cavendish</a><td align=right><div align=right>Qt 3.0.5版</div></table></div></address></body></html>⌨️ 快捷键说明
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