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| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
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| ** This file is part of the QtCore module of the Qt Toolkit. |
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| ****************************************************************************/ |
| |
| #ifndef QDATETIME_P_H |
| #define QDATETIME_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include "qplatformdefs.h" |
| #include "QtCore/qatomic.h" |
| #include "QtCore/qdatetime.h" |
| #include "QtCore/qpair.h" |
| |
| #include "qtimezone.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QDateTimePrivate : public QSharedData |
| { |
| public: |
| // Never change or delete this enum, it is required for backwards compatible |
| // serialization of QDateTime before 5.2, so is essentially public API |
| enum Spec { |
| LocalUnknown = -1, |
| LocalStandard = 0, |
| LocalDST = 1, |
| UTC = 2, |
| OffsetFromUTC = 3, |
| TimeZone = 4 |
| }; |
| |
| // Daylight Time Status |
| enum DaylightStatus { |
| NoDaylightTime = -2, |
| UnknownDaylightTime = -1, |
| StandardTime = 0, |
| DaylightTime = 1 |
| }; |
| |
| // Status of date/time |
| enum StatusFlag { |
| NullDate = 0x01, |
| NullTime = 0x02, |
| ValidDate = 0x04, // just the date field |
| ValidTime = 0x08, // just the time field |
| ValidDateTime = 0x10, // the whole object (including timezone) |
| SetToStandardTime = 0x40, |
| SetToDaylightTime = 0x80 |
| }; |
| Q_DECLARE_FLAGS(StatusFlags, StatusFlag) |
| |
| QDateTimePrivate() : m_msecs(0), |
| m_spec(Qt::LocalTime), |
| m_offsetFromUtc(0), |
| m_status(NullDate | NullTime) |
| {} |
| |
| QDateTimePrivate(const QDate &toDate, const QTime &toTime, Qt::TimeSpec toSpec, |
| int offsetSeconds); |
| |
| #ifndef QT_BOOTSTRAPPED |
| QDateTimePrivate(const QDate &toDate, const QTime &toTime, const QTimeZone & timeZone); |
| #endif // QT_BOOTSTRAPPED |
| |
| // ### XXX: when the tooling situation improves, look at fixing the padding. |
| // 4 bytes padding |
| |
| qint64 m_msecs; |
| Qt::TimeSpec m_spec; |
| int m_offsetFromUtc; |
| #ifndef QT_BOOTSTRAPPED |
| QTimeZone m_timeZone; |
| #endif // QT_BOOTSTRAPPED |
| StatusFlags m_status; |
| |
| void setTimeSpec(Qt::TimeSpec spec, int offsetSeconds); |
| void setDateTime(const QDate &date, const QTime &time); |
| QPair<QDate, QTime> getDateTime() const; |
| |
| void setDaylightStatus(DaylightStatus status); |
| DaylightStatus daylightStatus() const; |
| |
| // Returns msecs since epoch, assumes offset value is current |
| inline qint64 toMSecsSinceEpoch() const; |
| |
| void checkValidDateTime(); |
| void refreshDateTime(); |
| |
| // Get/set date and time status |
| inline bool isNullDate() const { return m_status & NullDate; } |
| inline bool isNullTime() const { return m_status & NullTime; } |
| inline bool isValidDate() const { return m_status & ValidDate; } |
| inline bool isValidTime() const { return m_status & ValidTime; } |
| inline bool isValidDateTime() const { return m_status & ValidDateTime; } |
| inline void setValidDateTime() { m_status |= ValidDateTime; } |
| inline void clearValidDateTime() { m_status &= ~ValidDateTime; } |
| inline void clearSetToDaylightStatus() { m_status &= ~(SetToStandardTime | SetToDaylightTime); } |
| |
| #ifndef QT_BOOTSTRAPPED |
| static qint64 zoneMSecsToEpochMSecs(qint64 msecs, const QTimeZone &zone, |
| QDate *localDate = 0, QTime *localTime = 0); |
| #endif // QT_BOOTSTRAPPED |
| |
| static inline qint64 minJd() { return QDate::minJd(); } |
| static inline qint64 maxJd() { return QDate::maxJd(); } |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QDATETIME_P_H |