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-rw-r--r--src/corelib/time/qtimezoneprivate_p.h92
1 files changed, 63 insertions, 29 deletions
diff --git a/src/corelib/time/qtimezoneprivate_p.h b/src/corelib/time/qtimezoneprivate_p.h
index 27d77f3d58..7034a7285c 100644
--- a/src/corelib/time/qtimezoneprivate_p.h
+++ b/src/corelib/time/qtimezoneprivate_p.h
@@ -20,6 +20,7 @@
#include "qlist.h"
#include "qtimezone.h"
#include "private/qlocale_p.h"
+#include "private/qdatetime_p.h"
#if QT_CONFIG(icu)
#include <unicode/ucal.h>
@@ -37,18 +38,32 @@ Q_FORWARD_DECLARE_OBJC_CLASS(NSTimeZone);
#include <QJniObject>
#endif
+QT_REQUIRE_CONFIG(timezone);
QT_BEGIN_NAMESPACE
class Q_AUTOTEST_EXPORT QTimeZonePrivate : public QSharedData
{
public:
- //Version of QTimeZone::OffsetData struct using msecs for efficiency
+ // Version of QTimeZone::OffsetData struct using msecs for efficiency
struct Data {
QString abbreviation;
qint64 atMSecsSinceEpoch;
int offsetFromUtc;
int standardTimeOffset;
int daylightTimeOffset;
+ Data()
+ : atMSecsSinceEpoch(QTimeZonePrivate::invalidMSecs()),
+ offsetFromUtc(QTimeZonePrivate::invalidSeconds()),
+ standardTimeOffset(QTimeZonePrivate::invalidSeconds()),
+ daylightTimeOffset(QTimeZonePrivate::invalidSeconds())
+ {}
+ Data(const QString &name, qint64 when, int offset, int standard)
+ : abbreviation(name),
+ atMSecsSinceEpoch(when),
+ offsetFromUtc(offset),
+ standardTimeOffset(standard),
+ daylightTimeOffset(offset - standard)
+ {}
};
typedef QList<Data> DataList;
@@ -84,7 +99,10 @@ public:
virtual bool isDaylightTime(qint64 atMSecsSinceEpoch) const;
virtual Data data(qint64 forMSecsSinceEpoch) const;
- Data dataForLocalTime(qint64 forLocalMSecs, int hint) const;
+ virtual Data data(QTimeZone::TimeType timeType) const;
+ virtual bool isDataLocale(const QLocale &locale) const;
+ QDateTimePrivate::ZoneState stateAtZoneTime(qint64 forLocalMSecs,
+ QDateTimePrivate::TransitionOptions resolve) const;
virtual bool hasTransitions() const;
virtual Data nextTransition(qint64 afterMSecsSinceEpoch) const;
@@ -109,13 +127,13 @@ public:
{ return (std::numeric_limits<qint64>::min)(); }
[[nodiscard]] static constexpr qint64 invalidSeconds()
{ return (std::numeric_limits<int>::min)(); }
- static Data invalidData();
static QTimeZone::OffsetData invalidOffsetData();
static QTimeZone::OffsetData toOffsetData(const Data &data);
static bool isValidId(const QByteArray &ianaId);
static QString isoOffsetFormat(int offsetFromUtc,
QTimeZone::NameType mode = QTimeZone::OffsetName);
+ static QByteArray aliasToIana(QByteArrayView alias);
static QByteArray ianaIdToWindowsId(const QByteArray &ianaId);
static QByteArray windowsIdToDefaultIanaId(const QByteArray &windowsId);
static QByteArray windowsIdToDefaultIanaId(const QByteArray &windowsId,
@@ -135,6 +153,15 @@ public:
return QByteArrayLiteral("UTC");
}
+#if QT_CONFIG(timezone_locale)
+private:
+ // Defined in qtimezonelocale.cpp
+ QString localeName(qint64 atMSecsSinceEpoch, int offsetFromUtc,
+ QTimeZone::TimeType timeType,
+ QTimeZone::NameType nameType,
+ const QLocale &locale) const;
+#endif // L10n helpers.
+
protected:
QByteArray m_id;
};
@@ -159,15 +186,20 @@ public:
virtual ~QUtcTimeZonePrivate();
// Fall-back for UTC[+-]\d+(:\d+){,2} IDs.
- static qint64 offsetFromUtcString(const QByteArray &id);
+ static qint64 offsetFromUtcString(QByteArrayView id);
QUtcTimeZonePrivate *clone() const override;
Data data(qint64 forMSecsSinceEpoch) const override;
+ Data data(QTimeZone::TimeType timeType) const override;
+ bool isDataLocale(const QLocale &locale) const override;
QLocale::Territory territory() const override;
QString comment() const override;
+ QString displayName(qint64 atMSecsSinceEpoch,
+ QTimeZone::NameType nameType,
+ const QLocale &locale) const override;
QString displayName(QTimeZone::TimeType timeType,
QTimeZone::NameType nameType,
const QLocale &locale) const override;
@@ -198,7 +230,10 @@ private:
int m_offsetFromUtc;
};
-#if QT_CONFIG(icu)
+// TODO: shuffle (almost reverse) order of and rework #if-ery here to use #elif
+// and match the #if-ery in each of QTZ's newBackendTimeZone() cascades for
+// backend selection.
+#if QT_CONFIG(icu) && !defined(Q_OS_UNIX)
class Q_AUTOTEST_EXPORT QIcuTimeZonePrivate final : public QTimeZonePrivate
{
public:
@@ -214,7 +249,6 @@ public:
using QTimeZonePrivate::displayName;
QString displayName(QTimeZone::TimeType timeType, QTimeZone::NameType nameType,
const QLocale &locale) const override;
- QString abbreviation(qint64 atMSecsSinceEpoch) const override;
int offsetFromUtc(qint64 atMSecsSinceEpoch) const override;
int standardTimeOffset(qint64 atMSecsSinceEpoch) const override;
@@ -223,6 +257,7 @@ public:
bool hasDaylightTime() const override;
bool isDaylightTime(qint64 atMSecsSinceEpoch) const override;
+ using QTimeZonePrivate::data;
Data data(qint64 forMSecsSinceEpoch) const override;
bool hasTransitions() const override;
@@ -231,6 +266,7 @@ public:
QByteArray systemTimeZoneId() const override;
+ bool isTimeZoneIdAvailable(const QByteArray &ianaId) const override;
QList<QByteArray> availableTimeZoneIds() const override;
QList<QByteArray> availableTimeZoneIds(QLocale::Territory territory) const override;
QList<QByteArray> availableTimeZoneIds(int offsetFromUtc) const override;
@@ -240,7 +276,7 @@ private:
UCalendar *m_ucal;
};
-#endif
+#endif // ICU not on Unix.
#if defined(Q_OS_UNIX) && !defined(Q_OS_DARWIN) && !defined(Q_OS_ANDROID)
struct QTzTransitionTime
@@ -251,9 +287,9 @@ struct QTzTransitionTime
Q_DECLARE_TYPEINFO(QTzTransitionTime, Q_PRIMITIVE_TYPE);
struct QTzTransitionRule
{
- int stdOffset;
- int dstOffset;
- quint8 abbreviationIndex;
+ int stdOffset = 0;
+ int dstOffset = 0;
+ quint8 abbreviationIndex = 0;
};
Q_DECLARE_TYPEINFO(QTzTransitionRule, Q_PRIMITIVE_TYPE);
constexpr inline bool operator==(const QTzTransitionRule &lhs, const QTzTransitionRule &rhs) noexcept
@@ -270,7 +306,7 @@ struct QTzTimeZoneCacheEntry
QList<QByteArray> m_abbreviations;
QByteArray m_posixRule;
QTzTransitionRule m_preZoneRule;
- bool m_hasDst;
+ bool m_hasDst = false;
};
class Q_AUTOTEST_EXPORT QTzTimeZonePrivate final : public QTimeZonePrivate
@@ -288,9 +324,7 @@ public:
QLocale::Territory territory() const override;
QString comment() const override;
- QString displayName(qint64 atMSecsSinceEpoch,
- QTimeZone::NameType nameType,
- const QLocale &locale) const override;
+ using QTimeZonePrivate::displayName;
QString displayName(QTimeZone::TimeType timeType,
QTimeZone::NameType nameType,
const QLocale &locale) const override;
@@ -304,6 +338,8 @@ public:
bool isDaylightTime(qint64 atMSecsSinceEpoch) const override;
Data data(qint64 forMSecsSinceEpoch) const override;
+ Data data(QTimeZone::TimeType timeType) const override;
+ bool isDataLocale(const QLocale &locale) const override;
bool hasTransitions() const override;
Data nextTransition(qint64 afterMSecsSinceEpoch) const override;
@@ -321,20 +357,12 @@ private:
Data dataForTzTransition(QTzTransitionTime tran) const;
Data dataFromRule(QTzTransitionRule rule, qint64 msecsSinceEpoch) const;
-#if QT_CONFIG(icu)
-# ifdef __cpp_lib_is_final
- static_assert(std::is_final<QIcuTimeZonePrivate>::value,
- "if QIcuTimeZonePrivate isn't final, we may need to specialize "
- "QExplicitlySharedDataPointer::clone() to call QTimeZonePrivate::clone()");
-# endif
- mutable QExplicitlySharedDataPointer<const QIcuTimeZonePrivate> m_icu;
-#endif
QTzTimeZoneCacheEntry cached_data;
- QList<QTzTransitionTime> tranCache() const { return cached_data.m_tranTimes; }
+ const QList<QTzTransitionTime> &tranCache() const { return cached_data.m_tranTimes; }
};
#endif // Q_OS_UNIX
-#ifdef Q_OS_MAC
+#ifdef Q_OS_DARWIN
class Q_AUTOTEST_EXPORT QMacTimeZonePrivate final : public QTimeZonePrivate
{
public:
@@ -349,6 +377,7 @@ public:
QString comment() const override;
+ using QTimeZonePrivate::displayName;
QString displayName(QTimeZone::TimeType timeType, QTimeZone::NameType nameType,
const QLocale &locale) const override;
QString abbreviation(qint64 atMSecsSinceEpoch) const override;
@@ -360,6 +389,7 @@ public:
bool hasDaylightTime() const override;
bool isDaylightTime(qint64 atMSecsSinceEpoch) const override;
+ using QTimeZonePrivate::data;
Data data(qint64 forMSecsSinceEpoch) const override;
bool hasTransitions() const override;
@@ -367,7 +397,7 @@ public:
Data previousTransition(qint64 beforeMSecsSinceEpoch) const override;
QByteArray systemTimeZoneId() const override;
-
+ bool isTimeZoneIdAvailable(const QByteArray &ianaId) const override;
QList<QByteArray> availableTimeZoneIds() const override;
NSTimeZone *nsTimeZone() const;
@@ -377,9 +407,9 @@ private:
NSTimeZone *m_nstz;
};
-#endif // Q_OS_MAC
+#endif // Q_OS_DARWIN
-#ifdef Q_OS_WIN
+#if defined(Q_OS_WIN) && !QT_CONFIG(icu)
class Q_AUTOTEST_EXPORT QWinTimeZonePrivate final : public QTimeZonePrivate
{
public:
@@ -402,6 +432,7 @@ public:
QString comment() const override;
+ using QTimeZonePrivate::displayName;
QString displayName(QTimeZone::TimeType timeType, QTimeZone::NameType nameType,
const QLocale &locale) const override;
QString abbreviation(qint64 atMSecsSinceEpoch) const override;
@@ -413,6 +444,7 @@ public:
bool hasDaylightTime() const override;
bool isDaylightTime(qint64 atMSecsSinceEpoch) const override;
+ using QTimeZonePrivate::data;
Data data(qint64 forMSecsSinceEpoch) const override;
bool hasTransitions() const override;
@@ -435,7 +467,7 @@ private:
QString m_daylightName;
QList<QWinTransitionRule> m_tranRules;
};
-#endif // Q_OS_WIN
+#endif // Q_OS_WIN && !icu
#ifdef Q_OS_ANDROID
class QAndroidTimeZonePrivate final : public QTimeZonePrivate
@@ -450,6 +482,7 @@ public:
QAndroidTimeZonePrivate *clone() const override;
+ using QTimeZonePrivate::displayName;
QString displayName(QTimeZone::TimeType timeType, QTimeZone::NameType nameType,
const QLocale &locale) const override;
QString abbreviation(qint64 atMSecsSinceEpoch) const override;
@@ -461,10 +494,11 @@ public:
bool hasDaylightTime() const override;
bool isDaylightTime(qint64 atMSecsSinceEpoch) const override;
+ using QTimeZonePrivate::data;
Data data(qint64 forMSecsSinceEpoch) const override;
QByteArray systemTimeZoneId() const override;
-
+ bool isTimeZoneIdAvailable(const QByteArray &ianaId) const override;
QList<QByteArray> availableTimeZoneIds() const override;
private:
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-22 01:24:32 +0000