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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/qdatetime.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>qdatetime.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>qdatetime.h</h1><p>这里是qdatetime.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/qdatetime.h 3.0.5 edited Oct 12 2001 $**** Definition of date and time classes**** Created : 940124**** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.**** This file is part of the tools 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 QDATETIME_H#define QDATETIME_H#ifndef QT_H#include "qstring.h"#include "qnamespace.h"#endif // QT_H/***************************************************************************** QDate class *****************************************************************************/class Q_EXPORT QDate{public: QDate() { jd=0; } // set null date QDate( int y, int m, int d ); // set date bool isNull() const { return jd == 0; } bool isValid() const; // valid date int year() const; // 1752.. int month() const; // 1..12 int day() const; // 1..31 int dayOfWeek() const; // 1..7 (monday==1) int dayOfYear() const; // 1..365 int daysInMonth() const; // 28..31 int daysInYear() const; // 365 or 366#ifndef QT_NO_TEXTDATE#ifndef QT_NO_COMPAT static QString monthName( int month ) { return shortMonthName( month ); } static QString dayName( int weekday ) { return shortDayName( weekday ); }#endif static QString shortMonthName( int month ); static QString shortDayName( int weekday ); static QString longMonthName( int month ); static QString longDayName( int weekday );#endif //QT_NO_TEXTDATE#if !defined(QT_NO_SPRINTF) QString toString( Qt::DateFormat f = Qt::TextDate ) const;#endif QString toString( const QString& format ) const; bool setYMD( int y, int m, int d ); QDate addDays( int days ) const; QDate addMonths( int months ) const; QDate addYears( int years ) const; int daysTo( const QDate & ) const; bool operator==( const QDate &d ) const { return jd == d.jd; } bool operator!=( const QDate &d ) const { return jd != d.jd; } bool operator<( const QDate &d ) const { return jd < d.jd; } bool operator<=( const QDate &d ) const { return jd <= d.jd; } bool operator>( const QDate &d ) const { return jd > d.jd; } bool operator>=( const QDate &d ) const { return jd >= d.jd; } static QDate currentDate(); static QDate fromString( const QString& s, Qt::DateFormat f = Qt::TextDate ); static bool isValid( int y, int m, int d ); static bool leapYear( int year ); static uint gregorianToJulian( int y, int m, int d ); static void julianToGregorian( uint jd, int &y, int &m, int &d );private: uint jd; friend class QDateTime;#ifndef QT_NO_DATASTREAM friend Q_EXPORT QDataStream &operator<<( QDataStream &, const QDate & ); friend Q_EXPORT QDataStream &operator>>( QDataStream &, QDate & );#endif};/***************************************************************************** QTime class *****************************************************************************/class Q_EXPORT QTime{public: QTime() { ds=0; } // set null time QTime( int h, int m, int s=0, int ms=0 ); // set time bool isNull() const { return ds == 0; } bool isValid() const; // valid time int hour() const; // 0..23 int minute() const; // 0..59 int second() const; // 0..59 int msec() const; // 0..999#ifndef QT_NO_SPRINTF QString toString( Qt::DateFormat f = Qt::TextDate ) const;#endif QString toString( const QString& format ) const; bool setHMS( int h, int m, int s, int ms=0 ); QTime addSecs( int secs ) const; int secsTo( const QTime & ) const; QTime addMSecs( int ms ) const; int msecsTo( const QTime & ) const; bool operator==( const QTime &d ) const { return ds == d.ds; } bool operator!=( const QTime &d ) const { return ds != d.ds; } bool operator<( const QTime &d ) const { return ds < d.ds; } bool operator<=( const QTime &d ) const { return ds <= d.ds; } bool operator>( const QTime &d ) const { return ds > d.ds; } bool operator>=( const QTime &d ) const { return ds >= d.ds; } static QTime currentTime(); static QTime fromString( const QString& s, Qt::DateFormat f = Qt::TextDate ); static bool isValid( int h, int m, int s, int ms=0 ); void start(); int restart(); int elapsed() const;private: static bool currentTime( QTime * ); uint ds; friend class QDateTime;#ifndef QT_NO_DATASTREAM friend Q_EXPORT QDataStream &operator<<( QDataStream &, const QTime & ); friend Q_EXPORT QDataStream &operator>>( QDataStream &, QTime & );#endif};/***************************************************************************** QDateTime class *****************************************************************************/class Q_EXPORT QDateTime{public: QDateTime() {} // set null date and null time QDateTime( const QDate & ); QDateTime( const QDate &, const QTime & ); bool isNull() const { return d.isNull() && t.isNull(); } bool isValid() const { return d.isValid() && t.isValid(); } QDate date() const { return d; } QTime time() const { return t; } void setDate( const QDate &date ) { d=date; } void setTime( const QTime &time ) { t=time; } void setTime_t( uint secsSince1Jan1970UTC );#ifndef QT_NO_SPRINTF QString toString( Qt::DateFormat f = Qt::TextDate ) const;#endif QString toString( const QString& format ) const; QDateTime addDays( int days ) const; QDateTime addMonths( int months ) const; QDateTime addYears( int years ) const; QDateTime addSecs( int secs ) const; int daysTo( const QDateTime & ) const; int secsTo( const QDateTime & ) const; bool operator==( const QDateTime &dt ) const; bool operator!=( const QDateTime &dt ) const; bool operator<( const QDateTime &dt ) const; bool operator<=( const QDateTime &dt ) const; bool operator>( const QDateTime &dt ) const; bool operator>=( const QDateTime &dt ) const; static QDateTime currentDateTime(); static QDateTime fromString( const QString& s, Qt::DateFormat f = Qt::TextDate );private: QDate d; QTime t;#ifndef QT_NO_DATASTREAM friend Q_EXPORT QDataStream &operator<<( QDataStream &, const QDateTime &); friend Q_EXPORT QDataStream &operator>>( QDataStream &, QDateTime & );#endif};/***************************************************************************** Date and time stream functions *****************************************************************************/#ifndef QT_NO_DATASTREAMQ_EXPORT QDataStream &operator<<( QDataStream &, const QDate & );Q_EXPORT QDataStream &operator>>( QDataStream &, QDate & );Q_EXPORT QDataStream &operator<<( QDataStream &, const QTime & );Q_EXPORT QDataStream &operator>>( QDataStream &, QTime & );Q_EXPORT QDataStream &operator<<( QDataStream &, const QDateTime & );Q_EXPORT QDataStream &operator>>( QDataStream &, QDateTime & );#endif // QT_NO_DATASTREAM#endif // QDATETIME_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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