This is the verbatim text of the qdatetm.h include file. It is is provided only for illustration; the copyright remains with Troll Tech.
/**************************************************************************** ** $Id: qdatetm.h,v 1.9 1995/03/15 13:36:16 hanord Exp $ ** ** Definition of date and time classes ** ** Author : Haavard Nord ** Created : 940124 ** ** Copyright (C) 1994,1995 by Troll Tech AS. All rights reserved. ** *****************************************************************************/ #ifndef QDATETM_H #define QDATETM_H #include "qstring.h" // -------------------------------------------------------------------------- // QDate class // class QDate { friend QDataStream &operator<<( QDataStream &, const QDate & ); friend QDataStream &operator>>( QDataStream &, 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; // 1..31 int daysInYear() const; // 365 or 366 virtual const char *monthName( int month ) const; virtual const char *dayName( int weekday ) const; QString toString() const; // date to string bool setYMD( int y, int m, int d ); // set year, month, day QDate addDays( long days ) const; // add days long daysTo( const QDate & ) const; // days difference 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(); // get current date static bool isValid( int y, int m, int d ); static bool leapYear( int year ); protected: static ulong greg2jul( int y, int m, int d ); static void jul2greg( ulong jd, int &y, int &m, int &d ); ulong jd; // julian date static const char *monthNames[]; static const char *weekdayNames[]; }; // -------------------------------------------------------------------------- // QTime class // class QTime { friend class QDateTime; friend QDataStream &operator<<( QDataStream &, const QTime & ); friend QDataStream &operator>>( QDataStream &, 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 QString toString() const; // time to string bool setHMS( int h, int m, int s, int ms=0 ); // set time of day QTime addSecs( long secs ) const; // add seconds long secsTo( const QTime & ) const; // seconds difference QTime addMSecs( long ms ) const; // add milliseconds long msecsTo( const QTime & ) const; // milliseconds difference 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(); // get current time static bool isValid( int h, int m, int s, int ms=0 ); void start(); // start clock long restart(); // restart clock long elapsed(); // msecs since start/restart protected: ulong ds; // seconds }; // -------------------------------------------------------------------------- // QDateTime class // class QDateTime { friend QDataStream &operator<<( QDataStream &, const QDateTime & ); friend QDataStream &operator>>( QDataStream &, QDateTime & ); public: QDateTime() {} // set null date and null time QDateTime( const QDate & ); // set date and null time QDateTime( const QDate &, const QTime & ); // set date and time bool isNull() const { return d.isNull() && t.isNull(); } bool isValid() const { return d.isValid() && t.isValid(); } QDate date() const { return d; } // get date QTime time() const { return t; } // get time void setDate( QDate date ) { d=date; } // set date void setTime( QTime time ) { t=time; } // set time QString toString() const; // datetime to string QDateTime addDays( long days ) const; // add days QDateTime addSecs( long secs ) const; // add seconds (wrap date) long daysTo( const QDateTime & ) const; // day difference long secsTo( const QDateTime & ) const; // second difference 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(); // get current datetime private: QDate d; // date part QTime t; // time part }; // -------------------------------------------------------------------------- // Date/time stream functions // QDataStream &operator<<( QDataStream &, const QDate & ); QDataStream &operator>>( QDataStream &, QDate & ); QDataStream &operator<<( QDataStream &, const QTime & ); QDataStream &operator>>( QDataStream &, QTime & ); QDataStream &operator<<( QDataStream &, const QDateTime & ); QDataStream &operator>>( QDataStream &, QDateTime & ); #endif // QDATETM_H