1/****************************************************************************
2**
3** Copyright (C) 2020 The Qt Company Ltd.
4** Copyright (C) 2016 Intel Corporation.
5** Contact: https://www.qt.io/licensing/
6**
7** This file is part of the QtCore module of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial License Usage
11** Licensees holding valid commercial Qt licenses may use this file in
12** accordance with the commercial license agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and The Qt Company. For licensing terms
15** and conditions see https://www.qt.io/terms-conditions. For further
16** information use the contact form at https://www.qt.io/contact-us.
17**
18** GNU Lesser General Public License Usage
19** Alternatively, this file may be used under the terms of the GNU Lesser
20** General Public License version 3 as published by the Free Software
21** Foundation and appearing in the file LICENSE.LGPL3 included in the
22** packaging of this file. Please review the following information to
23** ensure the GNU Lesser General Public License version 3 requirements
24** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
25**
26** GNU General Public License Usage
27** Alternatively, this file may be used under the terms of the GNU
28** General Public License version 2.0 or (at your option) the GNU General
29** Public license version 3 or any later version approved by the KDE Free
30** Qt Foundation. The licenses are as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
32** included in the packaging of this file. Please review the following
33** information to ensure the GNU General Public License requirements will
34** be met: https://www.gnu.org/licenses/gpl-2.0.html and
35** https://www.gnu.org/licenses/gpl-3.0.html.
36**
37** $QT_END_LICENSE$
38**
39****************************************************************************/
40
41#ifndef QDATETIME_P_H
42#define QDATETIME_P_H
43
44//
45// W A R N I N G
46// -------------
47//
48// This file is not part of the Qt API. It exists purely as an
49// implementation detail. This header file may change from version to
50// version without notice, or even be removed.
51//
52// We mean it.
53//
54
55#include <QtCore/private/qglobal_p.h>
56#include "qplatformdefs.h"
57#include "QtCore/qatomic.h"
58#include "QtCore/qdatetime.h"
59#include "QtCore/qshareddata.h"
60
61#if QT_CONFIG(timezone)
62#include "qtimezone.h"
63#endif
64
65QT_BEGIN_NAMESPACE
66
67class QDateTimePrivate : public QSharedData
68{
69public:
70 // forward the declarations from QDateTime (this makes them public)
71 typedef QDateTime::ShortData QDateTimeShortData;
72 typedef QDateTime::Data QDateTimeData;
73
74 // Never change or delete this enum, it is required for backwards compatible
75 // serialization of QDateTime before 5.2, so is essentially public API
76 enum Spec {
77 LocalUnknown = -1,
78 LocalStandard = 0,
79 LocalDST = 1,
80 UTC = 2,
81 OffsetFromUTC = 3,
82 TimeZone = 4
83 };
84
85 // Daylight Time Status
86 enum DaylightStatus {
87 UnknownDaylightTime = -1,
88 StandardTime = 0,
89 DaylightTime = 1
90 };
91
92 // Status of date/time
93 enum StatusFlag {
94 ShortData = 0x01,
95
96 ValidDate = 0x02,
97 ValidTime = 0x04,
98 ValidDateTime = 0x08,
99 ValidWhenMask = ValidDate | ValidTime | ValidDateTime,
100
101 TimeSpecMask = 0x30,
102
103 SetToStandardTime = 0x40,
104 SetToDaylightTime = 0x80
105 };
106 Q_DECLARE_FLAGS(StatusFlags, StatusFlag)
107
108 enum {
109 TimeSpecShift = 4,
110 ValidityMask = ValidDate | ValidTime | ValidDateTime,
111 DaylightMask = SetToStandardTime | SetToDaylightTime
112 };
113
114 static QDateTime::Data create(QDate toDate, QTime toTime, Qt::TimeSpec toSpec,
115 int offsetSeconds);
116
117#if QT_CONFIG(timezone)
118 static QDateTime::Data create(QDate toDate, QTime toTime, const QTimeZone & timeZone);
119#endif // timezone
120
121 StatusFlags m_status = StatusFlag(Qt::LocalTime << TimeSpecShift);
122 qint64 m_msecs = 0;
123 int m_offsetFromUtc = 0;
124#if QT_CONFIG(timezone)
125 QTimeZone m_timeZone;
126#endif // timezone
127
128#if QT_CONFIG(timezone)
129 static qint64 zoneMSecsToEpochMSecs(qint64 msecs, const QTimeZone &zone,
130 DaylightStatus hint = UnknownDaylightTime,
131 QDate *localDate = nullptr, QTime *localTime = nullptr);
132#endif // timezone
133};
134
135QT_END_NAMESPACE
136
137#endif // QDATETIME_P_H
138