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authorJohn Layt <jlayt@kde.org>2013-02-04 20:54:29 +0000
committerThe Qt Project <gerrit-noreply@qt-project.org>2013-09-23 01:13:49 +0200
commit7ed7d66b5a420f70d056a95a63c9be5de1af3191 (patch)
tree13faf2a34f89ecc71a0fac0b629e88fc244fb00e /src/corelib
parent8dfaf910388fc0dd3c53c382e9ff85dd78a9a3ef (diff)
QTimeZone - Add Mac backend
Add Mac backend support Change-Id: Iafa2dbd925e18431f571e3eac62983015f8bc977 Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Diffstat (limited to 'src/corelib')
-rw-r--r--src/corelib/tools/qtimezone.cpp8
-rw-r--r--src/corelib/tools/qtimezoneprivate_mac.mm260
-rw-r--r--src/corelib/tools/qtimezoneprivate_p.h51
-rw-r--r--src/corelib/tools/tools.pri1
4 files changed, 318 insertions, 2 deletions
diff --git a/src/corelib/tools/qtimezone.cpp b/src/corelib/tools/qtimezone.cpp
index 9de9e5de8b..ad13433583 100644
--- a/src/corelib/tools/qtimezone.cpp
+++ b/src/corelib/tools/qtimezone.cpp
@@ -59,7 +59,9 @@ static QTimeZonePrivate *newBackendTimeZone()
return new QUtcTimeZonePrivate();
#endif // QT_USE_ICU
#else
-#if defined Q_OS_UNIX && !defined Q_OS_MAC
+#if defined Q_OS_MAC
+ return new QMacTimeZonePrivate();
+#elif defined Q_OS_UNIX
return new QTzTimeZonePrivate();
#elif defined QT_USE_ICU
return new QIcuTimeZonePrivate();
@@ -79,7 +81,9 @@ static QTimeZonePrivate *newBackendTimeZone(const QByteArray &olsenId)
return new QUtcTimeZonePrivate(olsenId);
#endif // QT_USE_ICU
#else
-#if defined Q_OS_UNIX && !defined Q_OS_MAC
+#if defined Q_OS_MAC
+ return new QMacTimeZonePrivate(olsenId);
+#elif defined Q_OS_UNIX
return new QTzTimeZonePrivate(olsenId);
#elif defined QT_USE_ICU
return new QIcuTimeZonePrivate(olsenId);
diff --git a/src/corelib/tools/qtimezoneprivate_mac.mm b/src/corelib/tools/qtimezoneprivate_mac.mm
new file mode 100644
index 0000000000..8d319aebbd
--- /dev/null
+++ b/src/corelib/tools/qtimezoneprivate_mac.mm
@@ -0,0 +1,260 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 John Layt <jlayt@kde.org>
+** Contact: http://www.qt-project.org/legal
+**
+** 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 Digia. For licensing terms and
+** conditions see http://qt.digia.com/licensing. For further information
+** use the contact form at http://qt.digia.com/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 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights. These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qtimezone.h"
+#include "qtimezoneprivate_p.h"
+
+#include "private/qcore_mac_p.h"
+#include "qstringlist.h"
+
+#include <Foundation/NSTimeZone.h>
+
+#include <qdebug.h>
+
+QT_BEGIN_NAMESPACE
+
+/*
+ Private
+
+ OS X system implementation
+*/
+
+// Create the system default time zone
+QMacTimeZonePrivate::QMacTimeZonePrivate()
+{
+ init(systemTimeZoneId());
+}
+
+// Create a named time zone
+QMacTimeZonePrivate::QMacTimeZonePrivate(const QByteArray &olsenId)
+ : m_nstz(0)
+{
+ init(olsenId);
+}
+
+QMacTimeZonePrivate::QMacTimeZonePrivate(const QMacTimeZonePrivate &other)
+ : QTimeZonePrivate(other), m_nstz(0)
+{
+ m_nstz = [other.m_nstz copy];
+}
+
+QMacTimeZonePrivate::~QMacTimeZonePrivate()
+{
+ [m_nstz release];
+}
+
+QTimeZonePrivate *QMacTimeZonePrivate::clone()
+{
+ return new QMacTimeZonePrivate(*this);
+}
+
+void QMacTimeZonePrivate::init(const QByteArray &olsenId)
+{
+ if (availableTimeZoneIds().contains(olsenId)) {
+ m_nstz = [NSTimeZone timeZoneWithName:QCFString::toNSString(QString::fromUtf8(olsenId))];
+ if (m_nstz)
+ m_id = olsenId;
+ }
+}
+
+QString QMacTimeZonePrivate::comment() const
+{
+ return QCFString::toQString([m_nstz description]);
+}
+
+QString QMacTimeZonePrivate::displayName(QTimeZone::TimeType timeType,
+ QTimeZone::NameType nameType,
+ const QLocale &locale) const
+{
+ // TODO Mac doesn't support OffsetName yet so use standard offset name
+ if (nameType == QTimeZone::OffsetName) {
+ const Data nowData = data(QDateTime::currentDateTimeUtc().toMSecsSinceEpoch());
+ // TODO Cheat for now, assume if has dst the offset if 1 hour
+ if (timeType == QTimeZone::DaylightTime && hasDaylightTime())
+ return isoOffsetFormat(nowData.standardTimeOffset + 3600);
+ else
+ return isoOffsetFormat(nowData.standardTimeOffset);
+ }
+
+ NSTimeZoneNameStyle style = NSTimeZoneNameStyleStandard;
+
+ switch (nameType) {
+ case QTimeZone::ShortName :
+ if (timeType == QTimeZone::DaylightTime)
+ style = NSTimeZoneNameStyleShortDaylightSaving;
+ else if (timeType == QTimeZone::GenericTime)
+ style = NSTimeZoneNameStyleShortGeneric;
+ else
+ style = NSTimeZoneNameStyleShortStandard;
+ break;
+ case QTimeZone::DefaultName :
+ case QTimeZone::LongName :
+ if (timeType == QTimeZone::DaylightTime)
+ style = NSTimeZoneNameStyleDaylightSaving;
+ else if (timeType == QTimeZone::GenericTime)
+ style = NSTimeZoneNameStyleGeneric;
+ else
+ style = NSTimeZoneNameStyleStandard;
+ break;
+ case QTimeZone::OffsetName :
+ // Unreachable
+ break;
+ }
+
+ NSString *macLocaleCode = QCFString::toNSString(locale.name());
+ NSLocale *macLocale = [[NSLocale alloc] initWithLocaleIdentifier:macLocaleCode];
+ const QString result = QCFString::toQString([m_nstz localizedName:style locale:macLocale]);
+ [macLocaleCode release];
+ [macLocale release];
+ return result;
+}
+
+QString QMacTimeZonePrivate::abbreviation(qint64 atMSecsSinceEpoch) const
+{
+ const NSTimeInterval seconds = atMSecsSinceEpoch / 1000.0;
+ return QCFString::toQString([m_nstz abbreviationForDate:[NSDate dateWithTimeIntervalSince1970:seconds]]);
+}
+
+int QMacTimeZonePrivate::offsetFromUtc(qint64 atMSecsSinceEpoch) const
+{
+ const NSTimeInterval seconds = atMSecsSinceEpoch / 1000.0;
+ return [m_nstz secondsFromGMTForDate:[NSDate dateWithTimeIntervalSince1970:seconds]];
+}
+
+int QMacTimeZonePrivate::standardTimeOffset(qint64 atMSecsSinceEpoch) const
+{
+ return offsetFromUtc(atMSecsSinceEpoch) - daylightTimeOffset(atMSecsSinceEpoch);
+}
+
+int QMacTimeZonePrivate::daylightTimeOffset(qint64 atMSecsSinceEpoch) const
+{
+ const NSTimeInterval seconds = atMSecsSinceEpoch / 1000.0;
+ return [m_nstz daylightSavingTimeOffsetForDate:[NSDate dateWithTimeIntervalSince1970:seconds]];
+}
+
+bool QMacTimeZonePrivate::hasDaylightTime() const
+{
+ // TODO No Mac API, assume if has transitions
+ return hasTransitions();
+}
+
+bool QMacTimeZonePrivate::isDaylightTime(qint64 atMSecsSinceEpoch) const
+{
+ const NSTimeInterval seconds = atMSecsSinceEpoch / 1000.0;
+ return [m_nstz isDaylightSavingTimeForDate:[NSDate dateWithTimeIntervalSince1970:seconds]];
+}
+
+QTimeZonePrivate::Data QMacTimeZonePrivate::data(qint64 forMSecsSinceEpoch) const
+{
+ const NSTimeInterval seconds = forMSecsSinceEpoch / 1000.0;
+ Data data;
+ data.atMSecsSinceEpoch = forMSecsSinceEpoch;
+ data.offsetFromUtc = [m_nstz secondsFromGMTForDate:
+ [NSDate dateWithTimeIntervalSince1970:seconds]];
+ data.daylightTimeOffset = [m_nstz daylightSavingTimeOffsetForDate:
+ [NSDate dateWithTimeIntervalSince1970:seconds]];
+ data.standardTimeOffset = data.offsetFromUtc - data.daylightTimeOffset;
+ data.abbreviation = QCFString::toQString([m_nstz abbreviationForDate:
+ [NSDate dateWithTimeIntervalSince1970:seconds]]);
+ return data;
+}
+
+bool QMacTimeZonePrivate::hasTransitions() const
+{
+ // TODO No direct Mac API, so return if has next after 1970, i.e. since start of tz
+ // TODO Not sure what is returned in event of no transitions, assume will be before requested date
+ NSDate *epoch = [NSDate dateWithTimeIntervalSince1970:0];
+ const NSDate *date = [m_nstz nextDaylightSavingTimeTransitionAfterDate:epoch];
+ const bool result = ([date timeIntervalSince1970] > [epoch timeIntervalSince1970]);
+ [epoch release];
+ [date release];
+ return result;
+}
+
+QTimeZonePrivate::Data QMacTimeZonePrivate::nextTransition(qint64 afterMSecsSinceEpoch) const
+{
+ QTimeZonePrivate::Data tran;
+ const NSTimeInterval seconds = afterMSecsSinceEpoch / 1000.0;
+ NSDate *date = [NSDate dateWithTimeIntervalSince1970:seconds];
+ const NSDate *next = [m_nstz nextDaylightSavingTimeTransitionAfterDate:date];
+ const NSTimeInterval nextSecs = [next timeIntervalSince1970];
+ tran.atMSecsSinceEpoch = nextSecs * 1000;
+ tran.offsetFromUtc = [m_nstz secondsFromGMTForDate:
+ [NSDate dateWithTimeIntervalSince1970:nextSecs]];
+ tran.daylightTimeOffset = [m_nstz daylightSavingTimeOffsetForDate:
+ [NSDate dateWithTimeIntervalSince1970:nextSecs]];
+ tran.standardTimeOffset = tran.offsetFromUtc - tran.daylightTimeOffset;
+ tran.abbreviation = QCFString::toQString([m_nstz abbreviationForDate:date]);
+ [next release];
+ [date release];
+ return tran;
+}
+
+QTimeZonePrivate::Data QMacTimeZonePrivate::previousTransition(qint64 beforeMSecsSinceEpoch) const
+{
+ // TODO No direct Mac API, so get all transitions since epoch and return the last one
+ // Probably slow, need to optimize
+ return transitions(0, beforeMSecsSinceEpoch - 1).last();
+}
+
+QByteArray QMacTimeZonePrivate::systemTimeZoneId() const
+{
+ // Reset the cached system tz then return the name
+ [NSTimeZone resetSystemTimeZone];
+ return QCFString::toQString([[NSTimeZone systemTimeZone] name]).toUtf8();
+}
+
+QSet<QByteArray> QMacTimeZonePrivate::availableTimeZoneIds() const
+{
+ NSEnumerator *enumerator = [[NSTimeZone knownTimeZoneNames] objectEnumerator];
+ QByteArray tzid = QCFString::toQString([enumerator nextObject]).toUtf8();
+
+ QSet<QByteArray> set;
+ while (!tzid.isEmpty()) {
+ set << tzid;
+ tzid = QCFString::toQString([enumerator nextObject]).toUtf8();
+ }
+
+ [enumerator release];
+ return set;
+}
+
+QT_END_NAMESPACE
diff --git a/src/corelib/tools/qtimezoneprivate_p.h b/src/corelib/tools/qtimezoneprivate_p.h
index 9120be49d1..bc28e627a9 100644
--- a/src/corelib/tools/qtimezoneprivate_p.h
+++ b/src/corelib/tools/qtimezoneprivate_p.h
@@ -61,6 +61,14 @@
#include <unicode/ucal.h>
#endif // QT_USE_ICU
+#ifdef Q_OS_MAC
+#ifdef __OBJC__
+@class NSTimeZone;
+#else
+class NSTimeZone;
+#endif // __OBJC__
+#endif // Q_OS_MAC
+
QT_BEGIN_NAMESPACE
class Q_CORE_EXPORT QTimeZonePrivate : public QSharedData
@@ -306,6 +314,49 @@ private:
};
#endif // Q_OS_UNIX
+#ifdef Q_OS_MAC
+class Q_AUTOTEST_EXPORT QMacTimeZonePrivate Q_DECL_FINAL : public QTimeZonePrivate
+{
+public:
+ // Create default time zone
+ QMacTimeZonePrivate();
+ // Create named time zone
+ QMacTimeZonePrivate(const QByteArray &olsenId);
+ QMacTimeZonePrivate(const QMacTimeZonePrivate &other);
+ ~QMacTimeZonePrivate();
+
+ QTimeZonePrivate *clone();
+
+ QString comment() const Q_DECL_OVERRIDE;
+
+ QString displayName(QTimeZone::TimeType timeType, QTimeZone::NameType nameType,
+ const QLocale &locale) const Q_DECL_OVERRIDE;
+ QString abbreviation(qint64 atMSecsSinceEpoch) const Q_DECL_OVERRIDE;
+
+ int offsetFromUtc(qint64 atMSecsSinceEpoch) const Q_DECL_OVERRIDE;
+ int standardTimeOffset(qint64 atMSecsSinceEpoch) const Q_DECL_OVERRIDE;
+ int daylightTimeOffset(qint64 atMSecsSinceEpoch) const Q_DECL_OVERRIDE;
+
+ bool hasDaylightTime() const Q_DECL_OVERRIDE;
+ bool isDaylightTime(qint64 atMSecsSinceEpoch) const Q_DECL_OVERRIDE;
+
+ Data data(qint64 forMSecsSinceEpoch) const Q_DECL_OVERRIDE;
+
+ bool hasTransitions() const Q_DECL_OVERRIDE;
+ Data nextTransition(qint64 afterMSecsSinceEpoch) const Q_DECL_OVERRIDE;
+ Data previousTransition(qint64 beforeMSecsSinceEpoch) const Q_DECL_OVERRIDE;
+
+ QByteArray systemTimeZoneId() const Q_DECL_OVERRIDE;
+
+ QSet<QByteArray> availableTimeZoneIds() const Q_DECL_OVERRIDE;
+
+private:
+ void init(const QByteArray &zoneId);
+
+ NSTimeZone *m_nstz;
+};
+#endif // Q_OS_MAC
+
QT_END_NAMESPACE
#endif // QTIMEZONEPRIVATE_P_H
diff --git a/src/corelib/tools/tools.pri b/src/corelib/tools/tools.pri
index b06f870abd..2980d361db 100644
--- a/src/corelib/tools/tools.pri
+++ b/src/corelib/tools/tools.pri
@@ -116,6 +116,7 @@ SOURCES += \
!nacl:mac: {
SOURCES += tools/qelapsedtimer_mac.cpp
OBJECTIVE_SOURCES += tools/qlocale_mac.mm \
+ tools/qtimezoneprivate_mac.mm \
tools/qstring_mac.mm
}
else:blackberry {