QDateTimePrivate Class Reference

#include <qdatetime_p.h>

Public Types
enum	Spec {   LocalUnknown = -1, LocalStandard = 0, LocalDST = 1, UTC = 2,   OffsetFromUTC = 3 }

Public Functions
Spec	getLocal (QDate &outDate, QTime &outTime) const
void	getUTC (QDate &outDate, QTime &outTime) const
	QDateTimePrivate ()
	QDateTimePrivate (const QDateTimePrivate &other)

Static Public Functions
static QDateTime	addMSecs (const QDateTime &dt, qint64 msecs)
static void	addMSecs (QDate &utcDate, QTime &utcTime, qint64 msecs)
	Adds msecs to utcDate and utcTime as appropriate. More...

Public Variables
QDate	date
QAtomicInt	ref
Spec	spec
QTime	time
int	utcOffset
	The offset in seconds. More...

Detailed Description

Definition at line 79 of file qdatetime_p.h.

Enumerations

Spec

enum QDateTimePrivate::Spec

Enumerator
LocalUnknown
LocalStandard
LocalDST
UTC
OffsetFromUTC

Definition at line 82 of file qdatetime_p.h.

{ LocalUnknown = -1, LocalStandard = 0, LocalDST = 1, UTC = 2, OffsetFromUTC = 3};

Constructors and Destructors

QDateTimePrivate() [1/2]

QDateTimePrivate::QDateTimePrivate ( )

inline

Definition at line 84 of file qdatetime_p.h.

: spec(LocalUnknown), utcOffset(0) {}

QDateTimePrivate() [2/2]

QDateTimePrivate::QDateTimePrivate ( const QDateTimePrivate &  other )

inline

Definition at line 85 of file qdatetime_p.h.

        : date(other.date), time(other.time), spec(other.spec), utcOffset(other.utcOffset)
    {}

Functions

addMSecs() [1/2]

QDateTime QDateTimePrivate::addMSecs ( const QDateTime &  dt, qint64  msecs  )

static

Definition at line 2814 of file qdatetime.cpp.

Referenced by QDateTime::addMSecs(), and QDateTime::addSecs().

{
    QDate utcDate;
    QTime utcTime;
    dt.d->getUTC(utcDate, utcTime);

    addMSecs(utcDate, utcTime, msecs);

    return QDateTime(utcDate, utcTime, Qt::UTC).toTimeSpec(dt.timeSpec());
}

addMSecs() [2/2]

void QDateTimePrivate::addMSecs ( QDate &  utcDate, QTime &  utcTime, qint64  msecs  )

static

Adds msecs to utcDate and utcTime as appropriate.

It is assumed that utcDate and utcTime are adjusted to UTC.

Since

4.5

Warning

This function is not part of the public interface.

Definition at line 2832 of file qdatetime.cpp.

{
    uint dd = utcDate.jd;
    int tt = utcTime.ds();
    int sign = 1;
    if (msecs < 0) {
        msecs = -msecs;
        sign = -1;
    }
    if (msecs >= int(MSECS_PER_DAY)) {
        dd += sign * (msecs / MSECS_PER_DAY);
        msecs %= MSECS_PER_DAY;
    }

    tt += sign * msecs;
    if (tt < 0) {
        tt = MSECS_PER_DAY - tt - 1;
        dd -= tt / MSECS_PER_DAY;
        tt = tt % MSECS_PER_DAY;
        tt = MSECS_PER_DAY - tt - 1;
    } else if (tt >= int(MSECS_PER_DAY)) {
        dd += tt / MSECS_PER_DAY;
        tt = tt % MSECS_PER_DAY;
    }

    utcDate.jd = dd;
    utcTime.mds = tt;
}

getLocal()

QDateTimePrivate::Spec QDateTimePrivate::getLocal	(	QDate &	outDate,
		QTime &	outTime
	)		const

Definition at line 4413 of file qdatetime.cpp.

Referenced by QDateTime::setMSecsSinceEpoch(), QDateTime::setTime_t(), and QDateTime::toTimeSpec().

{
    outDate = date;
    outTime = time;
    if (spec == QDateTimePrivate::UTC)
        return utcToLocal(outDate, outTime);
    return spec;
}

getUTC()

void QDateTimePrivate::getUTC	(	QDate &	outDate,
		QTime &	outTime
	)		const

Definition at line 4422 of file qdatetime.cpp.

Referenced by addMSecs(), QDateTime::msecsTo(), QDateTime::operator<(), QDateTime::operator==(), QDateTime::secsTo(), QDateTime::toMSecsSinceEpoch(), and QDateTime::toTimeSpec().

{
    outDate = date;
    outTime = time;
    const bool isOffset = spec == QDateTimePrivate::OffsetFromUTC;

    if (spec != QDateTimePrivate::UTC && !isOffset)
        localToUtc(outDate, outTime, (int)spec);

    if (isOffset)
        addMSecs(outDate, outTime, -(qint64(utcOffset) * 1000));
}

Properties

date

QDate QDateTimePrivate::date

Definition at line 90 of file qdatetime_p.h.

Referenced by QDateTime::addDays(), QDateTime::addMonths(), QDateTime::addYears(), QDateTime::currentMSecsSinceEpoch(), QDateTime::date(), QDateTime::daysTo(), QDateTime::isNull(), QDateTime::isValid(), QDateTime::operator<(), QDateTime::operator==(), QDateTime::QDateTime(), QDateTime::setDate(), QDateTime::setMSecsSinceEpoch(), QDateTime::setTime_t(), QDateTime::toString(), and QDateTime::toTimeSpec().

ref

QAtomicInt QDateTimePrivate::ref

Definition at line 89 of file qdatetime_p.h.

spec

Spec QDateTimePrivate::spec

Definition at line 92 of file qdatetime_p.h.

Referenced by QDateTime::currentMSecsSinceEpoch(), QDateTime::operator<(), QDateTime::operator==(), QDateTime::QDateTime(), QDateTime::setDate(), QDateTime::setMSecsSinceEpoch(), QDateTime::setTime(), QDateTime::setTime_t(), QDateTime::setTimeSpec(), QDateTime::setUtcOffset(), QDateTime::timeSpec(), QDateTime::toString(), QDateTime::toTimeSpec(), and QDateTime::utcOffset().

time

QTime QDateTimePrivate::time

Definition at line 91 of file qdatetime_p.h.

Referenced by QDateTime::addDays(), QDateTime::addMonths(), QDateTime::addYears(), QDateTime::currentMSecsSinceEpoch(), QDateTime::isNull(), QDateTime::isValid(), QDateTime::operator<(), QDateTime::operator==(), QDateTime::QDateTime(), QDateTime::setDate(), QDateTime::setMSecsSinceEpoch(), QDateTime::setTime(), QDateTime::setTime_t(), QDateTime::time(), QDateTime::toString(), and QDateTime::toTimeSpec().

utcOffset

int QDateTimePrivate::utcOffset

The offset in seconds.

Warning

This function is not part of the public interface.

Since

4.4

Applies only when timeSpec() is OffsetFromUTC.

Definition at line 102 of file qdatetime_p.h.

Referenced by QDateTime::operator==(), QDateTime::setUtcOffset(), QDateTime::toString(), and QDateTime::utcOffset().

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The documentation for this class was generated from the following files:

• /src/corelib/tools/qdatetime_p.h
• /src/corelib/tools/qdatetime.cpp