| 1 | /*************************************************************************
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| 2 | ** $Id: qdatetime.h 2 2005-11-16 15:49:26Z dmik $
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| 3 | **
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| 4 | ** Definition of date and time classes
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| 5 | **
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| 6 | ** Created : 940124
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| 7 | **
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| 8 | ** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
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| 9 | **
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| 10 | ** This file is part of the tools module of the Qt GUI Toolkit.
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| 11 | **
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| 12 | ** This file may be distributed under the terms of the Q Public License
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| 13 | ** as defined by Trolltech AS of Norway and appearing in the file
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| 14 | ** LICENSE.QPL included in the packaging of this file.
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| 15 | **
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| 16 | ** This file may be distributed and/or modified under the terms of the
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| 17 | ** GNU General Public License version 2 as published by the Free Software
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| 18 | ** Foundation and appearing in the file LICENSE.GPL included in the
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| 19 | ** packaging of this file.
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| 20 | **
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| 21 | ** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
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| 22 | ** licenses may use this file in accordance with the Qt Commercial License
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| 23 | ** Agreement provided with the Software.
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| 24 | **
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| 25 | ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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| 26 | ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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| 27 | **
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| 28 | ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
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| 29 | ** information about Qt Commercial License Agreements.
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| 30 | ** See http://www.trolltech.com/qpl/ for QPL licensing information.
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| 31 | ** See http://www.trolltech.com/gpl/ for GPL licensing information.
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| 32 | **
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| 33 | ** Contact info@trolltech.com if any conditions of this licensing are
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| 34 | ** not clear to you.
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| 35 | **
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| 36 | **********************************************************************/
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| 37 |
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| 38 | #ifndef QDATETIME_H
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| 39 | #define QDATETIME_H
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| 40 |
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| 41 | #ifndef QT_H
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| 42 | #include "qstring.h"
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| 43 | #include "qnamespace.h"
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| 44 | #endif // QT_H
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| 45 |
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| 46 |
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| 47 | /*****************************************************************************
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| 48 | QDate class
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| 49 | *****************************************************************************/
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| 50 |
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| 51 | class Q_EXPORT QDate
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| 52 | {
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| 53 | public:
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| 54 | QDate() { jd = 0; }
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| 55 | QDate( int y, int m, int d );
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| 56 |
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| 57 | bool isNull() const { return jd == 0; }
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| 58 | bool isValid() const;
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| 59 |
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| 60 | int year() const;
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| 61 | int month() const;
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| 62 | int day() const;
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| 63 | int dayOfWeek() const;
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| 64 | int dayOfYear() const;
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| 65 | int daysInMonth() const;
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| 66 | int daysInYear() const;
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| 67 | int weekNumber( int *yearNum = 0 ) const;
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| 68 |
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| 69 | #ifndef QT_NO_TEXTDATE
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| 70 | #ifndef QT_NO_COMPAT
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| 71 | static QString monthName( int month ) { return shortMonthName( month ); }
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| 72 | static QString dayName( int weekday ) { return shortDayName( weekday ); }
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| 73 | #endif
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| 74 | static QString shortMonthName( int month );
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| 75 | static QString shortDayName( int weekday );
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| 76 | static QString longMonthName( int month );
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| 77 | static QString longDayName( int weekday );
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| 78 | #endif //QT_NO_TEXTDATE
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| 79 | #ifndef QT_NO_TEXTSTRING
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| 80 | #if !defined(QT_NO_SPRINTF)
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| 81 | QString toString( Qt::DateFormat f = Qt::TextDate ) const;
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| 82 | #endif
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| 83 | QString toString( const QString& format ) const;
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| 84 | #endif
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| 85 | bool setYMD( int y, int m, int d );
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| 86 |
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| 87 | QDate addDays( int days ) const;
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| 88 | QDate addMonths( int months ) const;
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| 89 | QDate addYears( int years ) const;
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| 90 | int daysTo( const QDate & ) const;
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| 91 |
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| 92 | bool operator==( const QDate &d ) const { return jd == d.jd; }
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| 93 | bool operator!=( const QDate &d ) const { return jd != d.jd; }
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| 94 | bool operator<( const QDate &d ) const { return jd < d.jd; }
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| 95 | bool operator<=( const QDate &d ) const { return jd <= d.jd; }
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| 96 | bool operator>( const QDate &d ) const { return jd > d.jd; }
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| 97 | bool operator>=( const QDate &d ) const { return jd >= d.jd; }
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| 98 |
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| 99 | static QDate currentDate();
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| 100 | static QDate currentDate( Qt::TimeSpec );
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| 101 | #ifndef QT_NO_DATESTRING
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| 102 | static QDate fromString( const QString& s, Qt::DateFormat f = Qt::TextDate );
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| 103 | #endif
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| 104 | static bool isValid( int y, int m, int d );
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| 105 | static bool leapYear( int year );
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| 106 |
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| 107 | static uint gregorianToJulian( int y, int m, int d );
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| 108 | static void julianToGregorian( uint jd, int &y, int &m, int &d );
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| 109 | private:
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| 110 | uint jd;
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| 111 | friend class QDateTime;
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| 112 | #ifndef QT_NO_DATASTREAM
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| 113 | friend Q_EXPORT QDataStream &operator<<( QDataStream &, const QDate & );
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| 114 | friend Q_EXPORT QDataStream &operator>>( QDataStream &, QDate & );
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| 115 | #endif
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| 116 | };
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| 117 |
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| 118 |
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| 119 | /*****************************************************************************
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| 120 | QTime class
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| 121 | *****************************************************************************/
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| 122 |
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| 123 | class Q_EXPORT QTime
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| 124 | {
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| 125 | public:
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| 126 | QTime() { ds=0; } // set null time
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| 127 | QTime( int h, int m, int s=0, int ms=0 ); // set time
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| 128 |
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| 129 | bool isNull() const { return ds == 0; }
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| 130 | bool isValid() const; // valid time
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| 131 |
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| 132 | int hour() const; // 0..23
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| 133 | int minute() const; // 0..59
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| 134 | int second() const; // 0..59
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| 135 | int msec() const; // 0..999
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| 136 | #ifndef QT_NO_DATESTRING
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| 137 | #ifndef QT_NO_SPRINTF
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| 138 | QString toString( Qt::DateFormat f = Qt::TextDate ) const;
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| 139 | #endif
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| 140 | QString toString( const QString& format ) const;
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| 141 | #endif
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| 142 | bool setHMS( int h, int m, int s, int ms=0 );
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| 143 |
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| 144 | QTime addSecs( int secs ) const;
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| 145 | int secsTo( const QTime & ) const;
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| 146 | QTime addMSecs( int ms ) const;
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| 147 | int msecsTo( const QTime & ) const;
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| 148 |
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| 149 | bool operator==( const QTime &d ) const { return ds == d.ds; }
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| 150 | bool operator!=( const QTime &d ) const { return ds != d.ds; }
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| 151 | bool operator<( const QTime &d ) const { return ds < d.ds; }
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| 152 | bool operator<=( const QTime &d ) const { return ds <= d.ds; }
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| 153 | bool operator>( const QTime &d ) const { return ds > d.ds; }
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| 154 | bool operator>=( const QTime &d ) const { return ds >= d.ds; }
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| 155 |
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| 156 | static QTime currentTime();
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| 157 | static QTime currentTime( Qt::TimeSpec );
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| 158 | #ifndef QT_NO_DATESTRING
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| 159 | static QTime fromString( const QString& s, Qt::DateFormat f = Qt::TextDate );
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| 160 | #endif
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| 161 | static bool isValid( int h, int m, int s, int ms=0 );
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| 162 |
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| 163 | void start();
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| 164 | int restart();
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| 165 | int elapsed() const;
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| 166 |
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| 167 | private:
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| 168 | static bool currentTime( QTime * );
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| 169 | static bool currentTime( QTime *, Qt::TimeSpec );
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| 170 |
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| 171 | uint ds;
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| 172 | friend class QDateTime;
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| 173 | #ifndef QT_NO_DATASTREAM
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| 174 | friend Q_EXPORT QDataStream &operator<<( QDataStream &, const QTime & );
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| 175 | friend Q_EXPORT QDataStream &operator>>( QDataStream &, QTime & );
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| 176 | #endif
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| 177 | };
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| 178 |
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| 179 |
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| 180 | /*****************************************************************************
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| 181 | QDateTime class
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| 182 | *****************************************************************************/
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| 183 |
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| 184 | class Q_EXPORT QDateTime
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| 185 | {
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| 186 | public:
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| 187 | QDateTime() {} // set null date and null time
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| 188 | QDateTime( const QDate & );
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| 189 | QDateTime( const QDate &, const QTime & );
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| 190 |
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| 191 | bool isNull() const { return d.isNull() && t.isNull(); }
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| 192 | bool isValid() const { return d.isValid() && t.isValid(); }
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| 193 |
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| 194 | QDate date() const { return d; }
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| 195 | QTime time() const { return t; }
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| 196 | uint toTime_t() const;
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| 197 | void setDate( const QDate &date ) { d = date; }
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| 198 | void setTime( const QTime &time ) { t = time; }
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| 199 | void setTime_t( uint secsSince1Jan1970UTC );
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| 200 | void setTime_t( uint secsSince1Jan1970UTC, Qt::TimeSpec );
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| 201 | #ifndef QT_NO_DATESTRING
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| 202 | #ifndef QT_NO_SPRINTF
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| 203 | QString toString( Qt::DateFormat f = Qt::TextDate ) const;
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| 204 | #endif
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| 205 | QString toString( const QString& format ) const;
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| 206 | #endif
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| 207 | QDateTime addDays( int days ) const;
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| 208 | QDateTime addMonths( int months ) const;
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| 209 | QDateTime addYears( int years ) const;
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| 210 | QDateTime addSecs( int secs ) const;
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| 211 | int daysTo( const QDateTime & ) const;
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| 212 | int secsTo( const QDateTime & ) const;
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| 213 |
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| 214 | bool operator==( const QDateTime &dt ) const;
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| 215 | bool operator!=( const QDateTime &dt ) const;
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| 216 | bool operator<( const QDateTime &dt ) const;
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| 217 | bool operator<=( const QDateTime &dt ) const;
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| 218 | bool operator>( const QDateTime &dt ) const;
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| 219 | bool operator>=( const QDateTime &dt ) const;
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| 220 |
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| 221 | static QDateTime currentDateTime();
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| 222 | static QDateTime currentDateTime( Qt::TimeSpec );
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| 223 | #ifndef QT_NO_DATESTRING
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| 224 | static QDateTime fromString( const QString& s, Qt::DateFormat f = Qt::TextDate );
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| 225 | #endif
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| 226 | private:
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| 227 | QDate d;
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| 228 | QTime t;
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| 229 | #ifndef QT_NO_DATASTREAM
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| 230 | friend Q_EXPORT QDataStream &operator<<( QDataStream &, const QDateTime &);
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| 231 | friend Q_EXPORT QDataStream &operator>>( QDataStream &, QDateTime & );
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| 232 | #endif
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| 233 | };
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| 234 |
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| 235 |
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| 236 | /*****************************************************************************
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| 237 | Date and time stream functions
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| 238 | *****************************************************************************/
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| 239 |
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| 240 | #ifndef QT_NO_DATASTREAM
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| 241 | Q_EXPORT QDataStream &operator<<( QDataStream &, const QDate & );
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| 242 | Q_EXPORT QDataStream &operator>>( QDataStream &, QDate & );
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| 243 | Q_EXPORT QDataStream &operator<<( QDataStream &, const QTime & );
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| 244 | Q_EXPORT QDataStream &operator>>( QDataStream &, QTime & );
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| 245 | Q_EXPORT QDataStream &operator<<( QDataStream &, const QDateTime & );
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| 246 | Q_EXPORT QDataStream &operator>>( QDataStream &, QDateTime & );
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| 247 | #endif // QT_NO_DATASTREAM
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| 248 |
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| 249 | #endif // QDATETIME_H
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| 250 |
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