/*************************************************************************
** $Id: qtdatetime.h,v 1.1 2007/07/09 13:43:45 tilo Exp $
**
** Definition of date and time classes
**
** Created : 940124
**
** Copyright (C) 1992-2005 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 QTDATETIME_H
#define QTDATETIME_H
#ifndef QT_H
#include "qstring.h"
#include "qnamespace.h"
#endif // QT_H
/*****************************************************************************
QtDate class
*****************************************************************************/
class QtDate
{
public:
QtDate() { jd = 0; }
QtDate( 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& format ) const;
#endif
bool setYMD( int y, int m, int d );
QtDate addDays( int days ) const;
QtDate addMonths( int months ) const;
QtDate addYears( int years ) const;
int daysTo( const QtDate & ) const;
bool operator==( const QtDate &d ) const { return jd == d.jd; }
bool operator!=( const QtDate &d ) const { return jd != d.jd; }
bool operator<( const QtDate &d ) const { return jd < d.jd; }
bool operator<=( const QtDate &d ) const { return jd <= d.jd; }
bool operator>( const QtDate &d ) const { return jd > d.jd; }
bool operator>=( const QtDate &d ) const { return jd >= d.jd; }
static QtDate currentDate();
static QtDate currentDate( Qt::TimeSpec );
#ifndef QT_NO_DATESTRING
static QtDate fromString( const QString& 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 &y, int &m, int &d );
private:
uint jd;
friend class QtDateTime;
#ifndef QT_NO_DATASTREAM
friend QDataStream &operator<<( QDataStream &, const QtDate & );
friend QDataStream &operator>>( QDataStream &, QtDate & );
#endif
};
/*****************************************************************************
QtTime class
*****************************************************************************/
class QtTime
{
public:
QtTime() { ds=0; } // set null time
QtTime( 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& format ) const;
#endif
bool setHMS( int h, int m, int s, int ms=0 );
QtTime addSecs( int secs ) const;
int secsTo( const QtTime & ) const;
QtTime addMSecs( int ms ) const;
int msecsTo( const QtTime & ) const;
bool operator==( const QtTime &d ) const { return ds == d.ds; }
bool operator!=( const QtTime &d ) const { return ds != d.ds; }
bool operator<( const QtTime &d ) const { return ds < d.ds; }
bool operator<=( const QtTime &d ) const { return ds <= d.ds; }
bool operator>( const QtTime &d ) const { return ds > d.ds; }
bool operator>=( const QtTime &d ) const { return ds >= d.ds; }
static QtTime currentTime();
static QtTime currentTime( Qt::TimeSpec );
#ifndef QT_NO_DATESTRING
static QtTime fromString( const QString& 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( QtTime * );
static bool currentTime( QtTime *, Qt::TimeSpec );
uint ds;
friend class QtDateTime;
#ifndef QT_NO_DATASTREAM
friend QDataStream &operator<<( QDataStream &, const QtTime & );
friend QDataStream &operator>>( QDataStream &, QtTime & );
#endif
};
/*****************************************************************************
QtDateTime class
*****************************************************************************/
class QtDateTime
{
public:
QtDateTime() {} // set null date and null time
QtDateTime( const QtDate & );
QtDateTime( const QtDate &, const QtTime & );
bool isNull() const { return d.isNull() && t.isNull(); }
bool isValid() const { return d.isValid() && t.isValid(); }
QtDate date() const { return d; }
QtTime time() const { return t; }
uint toTime_t() const;
void setDate( const QtDate &date ) { d = date; }
void setTime( const QtTime &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& format ) const;
#endif
QtDateTime addDays( int days ) const;
QtDateTime addMonths( int months ) const;
QtDateTime addYears( int years ) const;
QtDateTime addSecs( int secs ) const;
int daysTo( const QtDateTime & ) const;
int secsTo( const QtDateTime & ) const;
bool operator==( const QtDateTime &dt ) const;
bool operator!=( const QtDateTime &dt ) const;
bool operator<( const QtDateTime &dt ) const;
bool operator<=( const QtDateTime &dt ) const;
bool operator>( const QtDateTime &dt ) const;
bool operator>=( const QtDateTime &dt ) const;
static QtDateTime currentDateTime();
static QtDateTime currentDateTime( Qt::TimeSpec );
#ifndef QT_NO_DATESTRING
static QtDateTime fromString( const QString& s, Qt::DateFormat f = Qt::TextDate );
#endif
private:
QtDate d;
QtTime t;
#ifndef QT_NO_DATASTREAM
friend QDataStream &operator<<( QDataStream &, const QtDateTime &);
friend QDataStream &operator>>( QDataStream &, QtDateTime & );
#endif
};
/*****************************************************************************
Date and time stream functions
*****************************************************************************/
#ifndef QT_NO_DATASTREAM
QDataStream &operator<<( QDataStream &, const QtDate & );
QDataStream &operator>>( QDataStream &, QtDate & );
QDataStream &operator<<( QDataStream &, const QtTime & );
QDataStream &operator>>( QDataStream &, QtTime & );
QDataStream &operator<<( QDataStream &, const QtDateTime & );
QDataStream &operator>>( QDataStream &, QtDateTime & );
#endif // QT_NO_DATASTREAM
#endif // QTDATETIME_H
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