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255 lines
8.8 KiB
255 lines
8.8 KiB
/*************************************************************************
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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) 1992-2008 Trolltech ASA. 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 used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free Qt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.QPL
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** included in the packaging of this file. Licensees holding valid Qt
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** Commercial licenses may use this file in accordance with the Qt
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** Commercial License 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,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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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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#include "qnamespace.h"
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#endif // QT_H
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#include <time.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; }
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QDate( int y, int m, int d );
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bool isNull() const { return jd == 0; }
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bool isValid() const;
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int year() const;
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int month() const;
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int day() const;
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int dayOfWeek() const;
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int dayOfYear() const;
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int daysInMonth() const;
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int daysInYear() const;
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int weekNumber( int *yearNum = 0 ) const;
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#ifndef QT_NO_TEXTDATE
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#ifndef QT_NO_COMPAT
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static QString monthName( int month ) { return shortMonthName( month ); }
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static QString dayName( int weekday ) { return shortDayName( weekday ); }
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#endif
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static QString shortMonthName( int month );
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static QString shortDayName( int weekday );
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static QString longMonthName( int month );
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static QString longDayName( int weekday );
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#endif //QT_NO_TEXTDATE
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#ifndef QT_NO_TEXTSTRING
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#if !defined(QT_NO_SPRINTF)
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QString toString( Qt::DateFormat f = Qt::TextDate ) const;
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#endif
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QString toString( const QString& format ) const;
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#endif
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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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QDate addMonths( int months ) const;
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QDate addYears( int years ) 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 QDate currentDate( Qt::TimeSpec );
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#ifndef QT_NO_DATESTRING
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static QDate fromString( const QString& s, Qt::DateFormat f = Qt::TextDate );
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#endif
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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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static uint gregorianToJulian( int y, int m, int d );
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static void julianToGregorian( uint jd, int &y, int &m, int &d );
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private:
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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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#ifndef QT_NO_DATESTRING
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#ifndef QT_NO_SPRINTF
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QString toString( Qt::DateFormat f = Qt::TextDate ) const;
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#endif
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QString toString( const QString& format ) const;
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#endif
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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 QTime currentTime( Qt::TimeSpec );
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#ifndef QT_NO_DATESTRING
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static QTime fromString( const QString& s, Qt::DateFormat f = Qt::TextDate );
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#endif
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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() const;
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private:
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static bool currentTime( QTime * );
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static bool currentTime( QTime *, Qt::TimeSpec );
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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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time_t toTime_t() const;
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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( time_t secsSince1Jan1970UTC );
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void setTime_t( time_t secsSince1Jan1970UTC, Qt::TimeSpec );
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#ifndef QT_NO_DATESTRING
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#ifndef QT_NO_SPRINTF
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QString toString( Qt::DateFormat f = Qt::TextDate ) const;
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#endif
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QString toString( const QString& format ) const;
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#endif
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QDateTime addDays( int days ) const;
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QDateTime addMonths( int months ) const;
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QDateTime addYears( int years ) 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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static QDateTime currentDateTime( Qt::TimeSpec );
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#ifndef QT_NO_DATESTRING
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static QDateTime fromString( const QString& s, Qt::DateFormat f = Qt::TextDate );
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#endif
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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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