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| |
| #ifndef QGREGORIAN_CALENDAR_P_H |
| #define QGREGORIAN_CALENDAR_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists for the convenience |
| // of calendar implementations. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include "qromancalendar_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class Q_CORE_EXPORT QGregorianCalendar : public QRomanCalendar |
| { |
| // TODO: provide static methods, called by the overrides, that can be called |
| // directly by QDate to optimize various parts. |
| public: |
| QGregorianCalendar(); |
| // CAlendar properties: |
| QString name() const override; |
| QCalendar::System calendarSystem() const override; |
| // Date queries: |
| bool isLeapYear(int year) const override; |
| // Julian Day conversions: |
| bool dateToJulianDay(int year, int month, int day, qint64 *jd) const override; |
| QCalendar::YearMonthDay julianDayToDate(qint64 jd) const override; |
| |
| // Names of months (implemented in qlocale.cpp): |
| QString monthName(const QLocale &locale, int month, int year, |
| QLocale::FormatType format) const override; |
| QString standaloneMonthName(const QLocale &locale, int month, int year, |
| QLocale::FormatType format) const override; |
| |
| // Static optimized versions for the benefit of QDate: |
| static int weekDayOfJulian(qint64 jd); |
| static bool leapTest(int year); |
| static int monthLength(int month, int year); |
| static bool validParts(int year, int month, int day); |
| static QCalendar::YearMonthDay partsFromJulian(qint64 jd); |
| static bool julianFromParts(int year, int month, int day, qint64 *jd); |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QGREGORIAN_CALENDAR_P_H |