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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/qsize.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>qsize.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>qsize.h</h1><p>这里是qsize.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/qsize.h 3.0.5 edited Oct 12 2001 $**** Definition of QSize class**** Created : 931028**** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.**** This file is part of the kernel 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 QSIZE_H#define QSIZE_H#ifndef QT_H#include "qpoint.h" // ### change to windowdefs.h?#endif // QT_Hclass Q_EXPORT QSize{public: QSize(); QSize( int w, int h ); bool isNull() const; bool isEmpty() const; bool isValid() const; int width() const; int height() const; void setWidth( int w ); void setHeight( int h ); void transpose(); QSize expandedTo( const QSize & ) const; QSize boundedTo( const QSize & ) const; QCOORD &rwidth(); QCOORD &rheight(); QSize &operator+=( const QSize & ); QSize &operator-=( const QSize & ); QSize &operator*=( int c ); QSize &operator*=( double c ); QSize &operator/=( int c ); QSize &operator/=( double c ); friend inline bool operator==( const QSize &, const QSize & ); friend inline bool operator!=( const QSize &, const QSize & ); friend inline const QSize operator+( const QSize &, const QSize & ); friend inline const QSize operator-( const QSize &, const QSize & ); friend inline const QSize operator*( const QSize &, int ); friend inline const QSize operator*( int, const QSize & ); friend inline const QSize operator*( const QSize &, double ); friend inline const QSize operator*( double, const QSize & ); friend inline const QSize operator/( const QSize &, int ); friend inline const QSize operator/( const QSize &, double );private: static void warningDivByZero(); QCOORD wd; QCOORD ht;};/***************************************************************************** QSize stream functions *****************************************************************************/Q_EXPORT QDataStream &operator<<( QDataStream &, const QSize & );Q_EXPORT QDataStream &operator>>( QDataStream &, QSize & );/***************************************************************************** QSize inline functions *****************************************************************************/inline QSize::QSize(){ wd = ht = -1; }inline QSize::QSize( int w, int h ){ wd=(QCOORD)w; ht=(QCOORD)h; }inline bool QSize::isNull() const{ return wd==0 && ht==0; }inline bool QSize::isEmpty() const{ return wd<1 || ht<1; }inline bool QSize::isValid() const{ return wd>=0 && ht>=0; }inline int QSize::width() const{ return wd; }inline int QSize::height() const{ return ht; }inline void QSize::setWidth( int w ){ wd=(QCOORD)w; }inline void QSize::setHeight( int h ){ ht=(QCOORD)h; }inline QCOORD &QSize::rwidth(){ return wd; }inline QCOORD &QSize::rheight(){ return ht; }inline QSize &QSize::operator+=( const QSize &s ){ wd+=s.wd; ht+=s.ht; return *this; }inline QSize &QSize::operator-=( const QSize &s ){ wd-=s.wd; ht-=s.ht; return *this; }inline QSize &QSize::operator*=( int c ){ wd*=(QCOORD)c; ht*=(QCOORD)c; return *this; }inline QSize &QSize::operator*=( double c ){ wd=(QCOORD)(wd*c); ht=(QCOORD)(ht*c); return *this; }inline bool operator==( const QSize &s1, const QSize &s2 ){ return s1.wd == s2.wd && s1.ht == s2.ht; }inline bool operator!=( const QSize &s1, const QSize &s2 ){ return s1.wd != s2.wd || s1.ht != s2.ht; }inline const QSize operator+( const QSize & s1, const QSize & s2 ){ return QSize(s1.wd+s2.wd, s1.ht+s2.ht); }inline const QSize operator-( const QSize &s1, const QSize &s2 ){ return QSize(s1.wd-s2.wd, s1.ht-s2.ht); }inline const QSize operator*( const QSize &s, int c ){ return QSize(s.wd*c, s.ht*c); }inline const QSize operator*( int c, const QSize &s ){ return QSize(s.wd*c, s.ht*c); }inline const QSize operator*( const QSize &s, double c ){ return QSize((QCOORD)(s.wd*c), (QCOORD)(s.ht*c)); }inline const QSize operator*( double c, const QSize &s ){ return QSize((QCOORD)(s.wd*c), (QCOORD)(s.ht*c)); }inline QSize &QSize::operator/=( int c ){#if defined(QT_CHECK_MATH) if ( c == 0 ) warningDivByZero();#endif wd/=(QCOORD)c; ht/=(QCOORD)c; return *this;}inline QSize &QSize::operator/=( double c ){#if defined(QT_CHECK_MATH) if ( c == 0.0 ) warningDivByZero();#endif wd=(QCOORD)(wd/c); ht=(QCOORD)(ht/c); return *this;}inline const QSize operator/( const QSize &s, int c ){#if defined(QT_CHECK_MATH) if ( c == 0 ) QSize::warningDivByZero();#endif return QSize(s.wd/c, s.ht/c);}inline const QSize operator/( const QSize &s, double c ){#if defined(QT_CHECK_MATH) if ( c == 0.0 ) QSize::warningDivByZero();#endif return QSize((QCOORD)(s.wd/c), (QCOORD)(s.ht/c));}inline QSize QSize::expandedTo( const QSize & otherSize ) const{ return QSize( QMAX(wd,otherSize.wd), QMAX(ht,otherSize.ht) );}inline QSize QSize::boundedTo( const QSize & otherSize ) const{ return QSize( QMIN(wd,otherSize.wd), QMIN(ht,otherSize.ht) );}#endif // QSIZE_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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