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Diffstat (limited to 'src/corelib/time/qdatetime_p.h')
-rw-r--r-- | src/corelib/time/qdatetime_p.h | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/src/corelib/time/qdatetime_p.h b/src/corelib/time/qdatetime_p.h new file mode 100644 index 0000000000..6018f8f7b0 --- /dev/null +++ b/src/corelib/time/qdatetime_p.h @@ -0,0 +1,151 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2016 Intel Corporation. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#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 <QtCore/private/qglobal_p.h> +#include "qplatformdefs.h" +#include "QtCore/qatomic.h" +#include "QtCore/qdatetime.h" +#include "QtCore/qpair.h" + +#if QT_CONFIG(timezone) +#include "qtimezone.h" +#endif + +QT_BEGIN_NAMESPACE + +class QDateTimePrivate +{ +public: + // forward the declarations from QDateTime (this makes them public) + typedef QDateTime::ShortData QDateTimeShortData; + typedef QDateTime::Data QDateTimeData; + + // 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 { + UnknownDaylightTime = -1, + StandardTime = 0, + DaylightTime = 1 + }; + + // Status of date/time + enum StatusFlag { + ShortData = 0x01, + + ValidDate = 0x02, + ValidTime = 0x04, + ValidDateTime = 0x08, + + TimeSpecMask = 0x30, + + SetToStandardTime = 0x40, + SetToDaylightTime = 0x80 + }; + Q_DECLARE_FLAGS(StatusFlags, StatusFlag) + + enum { + TimeSpecShift = 4, + ValidityMask = ValidDate | ValidTime | ValidDateTime, + DaylightMask = SetToStandardTime | SetToDaylightTime + }; + + QDateTimePrivate() : m_msecs(0), + m_status(StatusFlag(Qt::LocalTime << TimeSpecShift)), + m_offsetFromUtc(0), + ref(0) + { + } + + static QDateTime::Data create(const QDate &toDate, const QTime &toTime, Qt::TimeSpec toSpec, + int offsetSeconds); + +#if QT_CONFIG(timezone) + static QDateTime::Data create(const QDate &toDate, const QTime &toTime, const QTimeZone & timeZone); +#endif // timezone + + qint64 m_msecs; + StatusFlags m_status; + int m_offsetFromUtc; + mutable QAtomicInt ref; +#if QT_CONFIG(timezone) + QTimeZone m_timeZone; +#endif // timezone + +#if QT_CONFIG(timezone) + static qint64 zoneMSecsToEpochMSecs(qint64 msecs, const QTimeZone &zone, + DaylightStatus hint = UnknownDaylightTime, + QDate *localDate = nullptr, QTime *localTime = nullptr); + + // Inlined for its one caller in qdatetime.cpp + inline void setUtcOffsetByTZ(qint64 atMSecsSinceEpoch); +#endif // timezone + + // ### Qt 5.14: expose publicly in QDateTime + // The first and last years of which QDateTime can represent some part: + enum class YearRange : qint32 { First = -292275056, Last = +292278994 }; +}; + +QT_END_NAMESPACE + +#endif // QDATETIME_P_H |