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/****************************************************************************
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**
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**
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** Definition of date and time classes
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**
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** Created : 940124
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**
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** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
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**
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** This file is part of the tools module of the Qt GUI Toolkit.
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**
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** This file may be distributed under the terms of the Q Public License
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** as defined by Trolltech AS of Norway and appearing in the file
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** LICENSE.QPL included in the packaging of this file.
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.
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**
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** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
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** licenses may use this file in accordance with the Qt Commercial License
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** Agreement provided with the Software.
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**
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
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** information about Qt Commercial License Agreements.
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** See http://www.trolltech.com/qpl/ for QPL licensing information.
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** See http://www.trolltech.com/gpl/ for GPL licensing information.
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**
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** Contact info@trolltech.com if any conditions of this licensing are
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** not clear to you.
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**
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**********************************************************************/
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#ifndef QDATETIME_H
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#define QDATETIME_H
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#ifndef QT_H
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#include "qstring.h"
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#endif // QT_H
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/*****************************************************************************
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QDate class
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*****************************************************************************/
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class Q_EXPORT QDate
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{
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public:
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QDate() { jd=0; } // set null date
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QDate( int y, int m, int d ); // set date
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virtual ~QDate() {}
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bool isNull() const { return jd == 0; }
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bool isValid() const; // valid date
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int year() const; // 1752..
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int month() const; // 1..12
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int day() const; // 1..31
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int dayOfWeek() const; // 1..7 (monday==1)
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int dayOfYear() const; // 1..365
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int daysInMonth() const; // 28..31
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int daysInYear() const; // 365 or 366
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virtual QString monthName( int month ) const;
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virtual QString dayName( int weekday ) const;
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QString toString() const;
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bool setYMD( int y, int m, int d );
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QDate addDays( int days ) const;
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int daysTo( const QDate & ) const;
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bool operator==( const QDate &d ) const { return jd == d.jd; }
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bool operator!=( const QDate &d ) const { return jd != d.jd; }
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bool operator<( const QDate &d ) const { return jd < d.jd; }
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bool operator<=( const QDate &d ) const { return jd <= d.jd; }
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bool operator>( const QDate &d ) const { return jd > d.jd; }
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bool operator>=( const QDate &d ) const { return jd >= d.jd; }
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static QDate currentDate();
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static bool isValid( int y, int m, int d );
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static bool leapYear( int year );
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protected:
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static uint greg2jul( int y, int m, int d );
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static void jul2greg( uint jd, int &y, int &m, int &d );
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private:
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static const char * const monthNames[];
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static const char * const weekdayNames[];
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uint jd;
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friend class QDateTime;
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#ifndef QT_NO_DATASTREAM
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friend Q_EXPORT QDataStream &operator<<( QDataStream &, const QDate & );
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friend Q_EXPORT QDataStream &operator>>( QDataStream &, QDate & );
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#endif
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};
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/*****************************************************************************
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QTime class
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*****************************************************************************/
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class Q_EXPORT QTime
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{
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public:
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QTime() { ds=0; } // set null time
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QTime( int h, int m, int s=0, int ms=0 ); // set time
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bool isNull() const { return ds == 0; }
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bool isValid() const; // valid time
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int hour() const; // 0..23
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int minute() const; // 0..59
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int second() const; // 0..59
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int msec() const; // 0..999
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QString toString() const;
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bool setHMS( int h, int m, int s, int ms=0 );
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QTime addSecs( int secs ) const;
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int secsTo( const QTime & ) const;
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QTime addMSecs( int ms ) const;
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int msecsTo( const QTime & ) const;
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bool operator==( const QTime &d ) const { return ds == d.ds; }
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bool operator!=( const QTime &d ) const { return ds != d.ds; }
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bool operator<( const QTime &d ) const { return ds < d.ds; }
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bool operator<=( const QTime &d ) const { return ds <= d.ds; }
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bool operator>( const QTime &d ) const { return ds > d.ds; }
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bool operator>=( const QTime &d ) const { return ds >= d.ds; }
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static QTime currentTime();
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static bool isValid( int h, int m, int s, int ms=0 );
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void start();
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int restart();
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int elapsed();
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private:
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static bool currentTime( QTime * );
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uint ds;
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friend class QDateTime;
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#ifndef QT_NO_DATASTREAM
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friend Q_EXPORT QDataStream &operator<<( QDataStream &, const QTime & );
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friend Q_EXPORT QDataStream &operator>>( QDataStream &, QTime & );
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#endif
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};
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/*****************************************************************************
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QDateTime class
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*****************************************************************************/
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class Q_EXPORT QDateTime
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{
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public:
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QDateTime() {} // set null date and null time
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QDateTime( const QDate & );
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QDateTime( const QDate &, const QTime & );
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bool isNull() const { return d.isNull() && t.isNull(); }
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bool isValid() const { return d.isValid() && t.isValid(); }
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QDate date() const { return d; }
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QTime time() const { return t; }
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void setDate( const QDate &date ) { d=date; }
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void setTime( const QTime &time ) { t=time; }
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void setTime_t( uint secsSince1Jan1970UTC );
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void setTimeUtc_t( uint secsSince1Jan1970UTC );
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QString toString() const;
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QDateTime addDays( int days ) const;
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QDateTime addSecs( int secs ) const;
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int daysTo( const QDateTime & ) const;
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int secsTo( const QDateTime & ) const;
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bool operator==( const QDateTime &dt ) const;
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bool operator!=( const QDateTime &dt ) const;
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bool operator<( const QDateTime &dt ) const;
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bool operator<=( const QDateTime &dt ) const;
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bool operator>( const QDateTime &dt ) const;
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bool operator>=( const QDateTime &dt ) const;
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static QDateTime currentDateTime();
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private:
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QDate d;
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QTime t;
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#ifndef QT_NO_DATASTREAM
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friend Q_EXPORT QDataStream &operator<<( QDataStream &, const QDateTime &);
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friend Q_EXPORT QDataStream &operator>>( QDataStream &, QDateTime & );
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#endif
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};
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/*****************************************************************************
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Date and time stream functions
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*****************************************************************************/
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#ifndef QT_NO_DATASTREAM
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Q_EXPORT QDataStream &operator<<( QDataStream &, const QDate & );
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Q_EXPORT QDataStream &operator>>( QDataStream &, QDate & );
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Q_EXPORT QDataStream &operator<<( QDataStream &, const QTime & );
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Q_EXPORT QDataStream &operator>>( QDataStream &, QTime & );
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Q_EXPORT QDataStream &operator<<( QDataStream &, const QDateTime & );
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Q_EXPORT QDataStream &operator>>( QDataStream &, QDateTime & );
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#endif // QT_NO_DATASTREAM
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#endif // QDATETIME_H
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