/******************************************************************************** Copyright (C) 1992-2006 Trolltech ASA. All rights reserved.**** This file is part of the QtCore module of the Qt Toolkit.**** This file may be used under the terms of the GNU General Public** License version 2.0 as published by the Free Software Foundation** and appearing in the file LICENSE.GPL included in the packaging of** this file.  Please review the following information to ensure GNU** General Public Licensing requirements will be met:** http://www.trolltech.com/products/qt/opensource.html**** If you are unsure which license is appropriate for your use, please** review the following information:** http://www.trolltech.com/products/qt/licensing.html or contact the** sales department at sales@trolltech.com.**** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.******************************************************************************/#ifndef QDATETIME_H#define QDATETIME_H#include <QtCore/qstring.h>#include <QtCore/qnamespace.h>QT_BEGIN_HEADERQT_MODULE(Core)class Q_CORE_EXPORT QDate{public:    QDate() { jd = 0; }    QDate(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#ifdef QT3_SUPPORT    static QT3_SUPPORT QString monthName(int month) { return shortMonthName(month); }    static QT3_SUPPORT 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_DATESTRING    QString toString(Qt::DateFormat f = Qt::TextDate) const;    QString toString(const QString &format) const;#endif    bool setYMD(int y, int m, int d);    bool setDate(int year, int month, int date);    QDate addDays(int days) const;    QDate addMonths(int months) const;    QDate addYears(int years) const;    int daysTo(const QDate &) const;    bool operator==(const QDate &other) const { return jd == other.jd; }    bool operator!=(const QDate &other) const { return jd != other.jd; }    bool operator<(const QDate &other) const { return jd < other.jd; }    bool operator<=(const QDate &other) const { return jd <= other.jd; }    bool operator>(const QDate &other) const { return jd > other.jd; }    bool operator>=(const QDate &other) const { return jd >= other.jd; }    static QDate currentDate();#ifndef QT_NO_DATESTRING    static QDate fromString(const QString &s, Qt::DateFormat f = Qt::TextDate);    static QDate fromString(const QString &s, const QString &format);#endif    static bool isValid(int y, int m, int d);    static bool isLeapYear(int year);#ifdef QT3_SUPPORT    inline static QT3_SUPPORT bool leapYear(int year) { return isLeapYear(year); }#endif    // ### Qt 5: remove these two functions    static uint gregorianToJulian(int y, int m, int d);    static void julianToGregorian(uint jd, int &y, int &m, int &d);#ifdef QT3_SUPPORT    static QT3_SUPPORT QDate currentDate(Qt::TimeSpec spec);#endif    static inline QDate fromJulianDay(int jd) { QDate d; d.jd = jd; return d; }    inline int toJulianDay() const { return jd; }private:    uint jd;    friend class QDateTime;    friend class QDateTimePrivate;#ifndef QT_NO_DATASTREAM    friend Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QDate &);    friend Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QDate &);#endif};Q_DECLARE_TYPEINFO(QDate, Q_MOVABLE_TYPE);class Q_CORE_EXPORT QTime{public:    QTime(): mds(NullTime) {}    QTime(int h, int m, int s = 0, int ms = 0);    bool isNull() const { return mds == NullTime; }    bool isValid() const;    int hour() const;    int minute() const;    int second() const;    int msec() const;#ifndef QT_NO_DATESTRING    QString toString(Qt::DateFormat f = Qt::TextDate) const;    QString toString(const QString &format) const;#endif    bool setHMS(int h, int m, int s, int ms = 0);    QTime addSecs(int secs) const;    int secsTo(const QTime &) const;    QTime addMSecs(int ms) const;    int msecsTo(const QTime &) const;    bool operator==(const QTime &other) const { return mds == other.mds; }    bool operator!=(const QTime &other) const { return mds != other.mds; }    bool operator<(const QTime &other) const { return mds < other.mds; }    bool operator<=(const QTime &other) const { return mds <= other.mds; }    bool operator>(const QTime &other) const { return mds > other.mds; }    bool operator>=(const QTime &other) const { return mds >= other.mds; }    static QTime currentTime();#ifndef QT_NO_DATESTRING    static QTime fromString(const QString &s, Qt::DateFormat f = Qt::TextDate);#endif    static QTime fromString(const QString &s, const QString &format);    static bool isValid(int h, int m, int s, int ms = 0);#ifdef QT3_SUPPORT    static QT3_SUPPORT QTime currentTime(Qt::TimeSpec spec);#endif    void start();    int restart();    int elapsed() const;private:    enum TimeFlag { NullTime = -1 };    inline int ds() const { return mds == -1 ? 0 : mds; }    int mds;    friend class QDateTime;    friend class QDateTimePrivate;#ifndef QT_NO_DATASTREAM    friend Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QTime &);    friend Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QTime &);#endif};Q_DECLARE_TYPEINFO(QTime, Q_MOVABLE_TYPE);class QDateTimePrivate;class Q_CORE_EXPORT QDateTime{public:    QDateTime();    explicit QDateTime(const QDate &);    QDateTime(const QDate &, const QTime &, Qt::TimeSpec spec = Qt::LocalTime);    QDateTime(const QDateTime &other);    ~QDateTime();    QDateTime &operator=(const QDateTime &other);    bool isNull() const;    bool isValid() const;    QDate date() const;    QTime time() const;    Qt::TimeSpec timeSpec() const;    uint toTime_t() const;    void setDate(const QDate &date);    void setTime(const QTime &time);    void setTimeSpec(Qt::TimeSpec spec);    void setTime_t(uint secsSince1Jan1970UTC);#ifndef QT_NO_DATESTRING    QString toString(Qt::DateFormat f = Qt::TextDate) const;    QString toString(const QString &format) const;#endif    QDateTime addDays(int days) const;    QDateTime addMonths(int months) const;    QDateTime addYears(int years) const;    QDateTime addSecs(int secs) const;    QDateTime addMSecs(qint64 msecs) const;    QDateTime toTimeSpec(Qt::TimeSpec spec) const;    inline QDateTime toLocalTime() const { return toTimeSpec(Qt::LocalTime); }    inline QDateTime toUTC() const { return toTimeSpec(Qt::UTC); }    int daysTo(const QDateTime &) const;    int secsTo(const QDateTime &) const;    bool operator==(const QDateTime &other) const;    inline bool operator!=(const QDateTime &other) const { return !(*this == other); }    bool operator<(const QDateTime &other) const;    inline bool operator<=(const QDateTime &other) const { return !(other < *this); }    inline bool operator>(const QDateTime &other) const { return other < *this; }    inline bool operator>=(const QDateTime &other) const { return !(*this < other); }    static QDateTime currentDateTime();#ifndef QT_NO_DATESTRING    static QDateTime fromString(const QString &s, Qt::DateFormat f = Qt::TextDate);#endif    static QDateTime fromString(const QString &s, const QString &format);    static QDateTime fromTime_t(uint secsSince1Jan1970UTC);#ifdef QT3_SUPPORT    inline QT3_SUPPORT void setTime_t(uint secsSince1Jan1970UTC, Qt::TimeSpec spec) {        setTime_t(secsSince1Jan1970UTC);        if (spec == Qt::UTC)            *this = toUTC();    }    static inline QT3_SUPPORT QDateTime currentDateTime(Qt::TimeSpec spec) {        if (spec == Qt::LocalTime)            return currentDateTime();        else            return currentDateTime().toUTC();    }#endifprivate:    friend class QDateTimePrivate;    void detach();    QDateTimePrivate *d;#ifndef QT_NO_DATASTREAM    friend Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QDateTime &);    friend Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QDateTime &);#endif};Q_DECLARE_TYPEINFO(QDateTime, Q_MOVABLE_TYPE);#ifdef QT3_SUPPORTinline QDate QDate::currentDate(Qt::TimeSpec spec){    if (spec == Qt::LocalTime)        return currentDate();    else        return QDateTime::currentDateTime().toUTC().date();}inline QTime QTime::currentTime(Qt::TimeSpec spec){    if (spec == Qt::LocalTime)        return currentTime();    else        return QDateTime::currentDateTime().toUTC().time();}#endif#ifndef QT_NO_DATASTREAMQ_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QDate &);Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QDate &);Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QTime &);Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QTime &);Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QDateTime &);Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QDateTime &);#endif // QT_NO_DATASTREAM#if !defined(QT_NO_DEBUG_STREAM) && !defined(QT_NO_DATESTRING)Q_CORE_EXPORT QDebug operator<<(QDebug, const QDate &);Q_CORE_EXPORT QDebug operator<<(QDebug, const QTime &);Q_CORE_EXPORT QDebug operator<<(QDebug, const QDateTime &);#endifQT_END_HEADER#endif // QDATETIME_H