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<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>This is the verbatim text of the qdatetime.h include file. It is provided only for illustration; the copyright remains with Trolltech.
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<pre>
/*************************************************************************
** $Id: qt/qdatetime.h 3.3.8 edited Jan 11 14:38 $
**
** Definition of date and time classes
**
** Created : 940124
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the tools module of the Qt GUI Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Alternatively you may (at your option) use any
** later version of the GNU General Public License if such license has
** been publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free Qt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.QPL
** included in the packaging of this file. Licensees holding valid Qt
** Commercial 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 WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#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; }
QDate( int y, int m, int d );
bool isNull() const { return jd == 0; }
bool isValid() const;
int year() const;
int month() const;
int day() const;
int dayOfWeek() const;
int dayOfYear() const;
int daysInMonth() const;
int daysInYear() const;
int weekNumber( int *yearNum = 0 ) const;
#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
#ifndef QT_NO_TEXTSTRING
#if !defined(QT_NO_SPRINTF)
QString toString( Qt::DateFormat f = Qt::TextDate ) const;
#endif
QString toString( const QString&amp; format ) const;
#endif
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 &amp; ) const;
bool operator==( const QDate &amp;d ) const { return jd == d.jd; }
bool operator!=( const QDate &amp;d ) const { return jd != d.jd; }
bool operator&lt;( const QDate &amp;d ) const { return jd &lt; d.jd; }
bool operator&lt;=( const QDate &amp;d ) const { return jd &lt;= d.jd; }
bool operator&gt;( const QDate &amp;d ) const { return jd &gt; d.jd; }
bool operator&gt;=( const QDate &amp;d ) const { return jd &gt;= d.jd; }
static QDate currentDate();
static QDate currentDate( Qt::TimeSpec );
#ifndef QT_NO_DATESTRING
static QDate fromString( const QString&amp; s, Qt::DateFormat f = Qt::TextDate );
#endif
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 &amp;y, int &amp;m, int &amp;d );
private:
uint jd;
friend class QDateTime;
#ifndef QT_NO_DATASTREAM
friend Q_EXPORT QDataStream &amp;operator&lt;&lt;( QDataStream &amp;, const QDate &amp; );
friend Q_EXPORT QDataStream &amp;operator&gt;&gt;( QDataStream &amp;, QDate &amp; );
#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_DATESTRING
#ifndef QT_NO_SPRINTF
QString toString( Qt::DateFormat f = Qt::TextDate ) const;
#endif
QString toString( const QString&amp; format ) const;
#endif
bool setHMS( int h, int m, int s, int ms=0 );
QTime addSecs( int secs ) const;
int secsTo( const QTime &amp; ) const;
QTime addMSecs( int ms ) const;
int msecsTo( const QTime &amp; ) const;
bool operator==( const QTime &amp;d ) const { return ds == d.ds; }
bool operator!=( const QTime &amp;d ) const { return ds != d.ds; }
bool operator&lt;( const QTime &amp;d ) const { return ds &lt; d.ds; }
bool operator&lt;=( const QTime &amp;d ) const { return ds &lt;= d.ds; }
bool operator&gt;( const QTime &amp;d ) const { return ds &gt; d.ds; }
bool operator&gt;=( const QTime &amp;d ) const { return ds &gt;= d.ds; }
static QTime currentTime();
static QTime currentTime( Qt::TimeSpec );
#ifndef QT_NO_DATESTRING
static QTime fromString( const QString&amp; s, Qt::DateFormat f = Qt::TextDate );
#endif
static bool isValid( int h, int m, int s, int ms=0 );
void start();
int restart();
int elapsed() const;
private:
static bool currentTime( QTime * );
static bool currentTime( QTime *, Qt::TimeSpec );
uint ds;
friend class QDateTime;
#ifndef QT_NO_DATASTREAM
friend Q_EXPORT QDataStream &amp;operator&lt;&lt;( QDataStream &amp;, const QTime &amp; );
friend Q_EXPORT QDataStream &amp;operator&gt;&gt;( QDataStream &amp;, QTime &amp; );
#endif
};
/*****************************************************************************
QDateTime class
*****************************************************************************/
class Q_EXPORT QDateTime
{
public:
QDateTime() {} // set null date and null time
QDateTime( const QDate &amp; );
QDateTime( const QDate &amp;, const QTime &amp; );
bool isNull() const { return d.isNull() &amp;&amp; t.isNull(); }
bool isValid() const { return d.isValid() &amp;&amp; t.isValid(); }
QDate date() const { return d; }
QTime time() const { return t; }
uint toTime_t() const;
void setDate( const QDate &amp;date ) { d = date; }
void setTime( const QTime &amp;time ) { t = time; }
void setTime_t( uint secsSince1Jan1970UTC );
void setTime_t( uint secsSince1Jan1970UTC, Qt::TimeSpec );
#ifndef QT_NO_DATESTRING
#ifndef QT_NO_SPRINTF
QString toString( Qt::DateFormat f = Qt::TextDate ) const;
#endif
QString toString( const QString&amp; format ) const;
#endif
QDateTime addDays( int days ) const;
QDateTime addMonths( int months ) const;
QDateTime addYears( int years ) const;
QDateTime addSecs( int secs ) const;
int daysTo( const QDateTime &amp; ) const;
int secsTo( const QDateTime &amp; ) const;
bool operator==( const QDateTime &amp;dt ) const;
bool operator!=( const QDateTime &amp;dt ) const;
bool operator&lt;( const QDateTime &amp;dt ) const;
bool operator&lt;=( const QDateTime &amp;dt ) const;
bool operator&gt;( const QDateTime &amp;dt ) const;
bool operator&gt;=( const QDateTime &amp;dt ) const;
static QDateTime currentDateTime();
static QDateTime currentDateTime( Qt::TimeSpec );
#ifndef QT_NO_DATESTRING
static QDateTime fromString( const QString&amp; s, Qt::DateFormat f = Qt::TextDate );
#endif
private:
QDate d;
QTime t;
#ifndef QT_NO_DATASTREAM
friend Q_EXPORT QDataStream &amp;operator&lt;&lt;( QDataStream &amp;, const QDateTime &amp;);
friend Q_EXPORT QDataStream &amp;operator&gt;&gt;( QDataStream &amp;, QDateTime &amp; );
#endif
};
/*****************************************************************************
Date and time stream functions
*****************************************************************************/
#ifndef QT_NO_DATASTREAM
Q_EXPORT QDataStream &amp;operator&lt;&lt;( QDataStream &amp;, const QDate &amp; );
Q_EXPORT QDataStream &amp;operator&gt;&gt;( QDataStream &amp;, QDate &amp; );
Q_EXPORT QDataStream &amp;operator&lt;&lt;( QDataStream &amp;, const QTime &amp; );
Q_EXPORT QDataStream &amp;operator&gt;&gt;( QDataStream &amp;, QTime &amp; );
Q_EXPORT QDataStream &amp;operator&lt;&lt;( QDataStream &amp;, const QDateTime &amp; );
Q_EXPORT QDataStream &amp;operator&gt;&gt;( QDataStream &amp;, QDateTime &amp; );
#endif // QT_NO_DATASTREAM
#endif // QDATETIME_H
</pre>
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