diff options
Diffstat (limited to 'src/corelib/tools/qtimezoneprivate_android.cpp')
| -rw-r--r-- | src/corelib/tools/qtimezoneprivate_android.cpp | 257 |
1 files changed, 0 insertions, 257 deletions
diff --git a/src/corelib/tools/qtimezoneprivate_android.cpp b/src/corelib/tools/qtimezoneprivate_android.cpp deleted file mode 100644 index be4f374fdd..0000000000 --- a/src/corelib/tools/qtimezoneprivate_android.cpp +++ /dev/null @@ -1,257 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2014 Drew Parsons <dparsons@emerall.com> -** 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtCore/QSet> -#include "qtimezone.h" -#include "qtimezoneprivate_p.h" - -QT_BEGIN_NAMESPACE - -/* - Private - - Android implementation -*/ - -// Create the system default time zone -QAndroidTimeZonePrivate::QAndroidTimeZonePrivate() - : QTimeZonePrivate() -{ - // start with system time zone - androidTimeZone = QJNIObjectPrivate::callStaticObjectMethod("java.util.TimeZone", "getDefault", "()Ljava/util/TimeZone;"); - init("UTC"); -} - -// Create a named time zone -QAndroidTimeZonePrivate::QAndroidTimeZonePrivate(const QByteArray &ianaId) - : QTimeZonePrivate() -{ - init(ianaId); -} - -QAndroidTimeZonePrivate::QAndroidTimeZonePrivate(const QAndroidTimeZonePrivate &other) - : QTimeZonePrivate(other) -{ - androidTimeZone = other.androidTimeZone; - m_id = other.id(); -} - -QAndroidTimeZonePrivate::~QAndroidTimeZonePrivate() -{ -} - - -void QAndroidTimeZonePrivate::init(const QByteArray &ianaId) -{ - QJNIObjectPrivate jo_ianaId = QJNIObjectPrivate::fromString( QString::fromUtf8(ianaId) ); - androidTimeZone = QJNIObjectPrivate::callStaticObjectMethod( "java.util.TimeZone", "getTimeZone", "(Ljava/lang/String;)Ljava/util/TimeZone;", static_cast<jstring>(jo_ianaId.object()) ); - - // Painfully, JNI gives us back a default zone object if it doesn't - // recognize the name; so check for whether ianaId is a recognized name of - // the zone object we got and ignore the zone if not. - // Try checking ianaId against getID(), getDisplayName(): - QJNIObjectPrivate jname = androidTimeZone.callObjectMethod("getID", "()Ljava/lang/String;"); - bool found = (jname.toString().toUtf8() == ianaId); - for (int style = 1; !found && style-- > 0;) { - for (int dst = 1; !found && dst-- > 0;) { - jname = androidTimeZone.callObjectMethod("getDisplayName", "(ZI;)Ljava/lang/String;", - bool(dst), style); - found = (jname.toString().toUtf8() == ianaId); - } - } - - if (!found) - m_id.clear(); - else if (ianaId.isEmpty()) - m_id = systemTimeZoneId(); - else - m_id = ianaId; -} - -QAndroidTimeZonePrivate *QAndroidTimeZonePrivate::clone() const -{ - return new QAndroidTimeZonePrivate(*this); -} - - -QString QAndroidTimeZonePrivate::displayName(QTimeZone::TimeType timeType, QTimeZone::NameType nameType, - const QLocale &locale) const -{ - QString name; - - if (androidTimeZone.isValid()) { - jboolean daylightTime = (timeType == QTimeZone::DaylightTime); // treat QTimeZone::GenericTime as QTimeZone::StandardTime - - // treat all NameTypes as java TimeZone style LONG (value 1), except of course QTimeZone::ShortName which is style SHORT (value 0); - jint style = (nameType == QTimeZone::ShortName ? 0 : 1); - - QJNIObjectPrivate jlanguage = QJNIObjectPrivate::fromString(QLocale::languageToString(locale.language())); - QJNIObjectPrivate jcountry = QJNIObjectPrivate::fromString(QLocale::countryToString(locale.country())); - QJNIObjectPrivate jvariant = QJNIObjectPrivate::fromString(QLocale::scriptToString(locale.script())); - QJNIObjectPrivate jlocale("java.util.Locale", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V", static_cast<jstring>(jlanguage.object()), static_cast<jstring>(jcountry.object()), static_cast<jstring>(jvariant.object())); - - QJNIObjectPrivate jname = androidTimeZone.callObjectMethod("getDisplayName", "(ZILjava/util/Locale;)Ljava/lang/String;", daylightTime, style, jlocale.object()); - - name = jname.toString(); - } - - return name; -} - -QString QAndroidTimeZonePrivate::abbreviation(qint64 atMSecsSinceEpoch) const -{ - if ( isDaylightTime( atMSecsSinceEpoch ) ) - return displayName(QTimeZone::DaylightTime, QTimeZone::ShortName, QLocale() ); - else - return displayName(QTimeZone::StandardTime, QTimeZone::ShortName, QLocale() ); -} - -int QAndroidTimeZonePrivate::offsetFromUtc(qint64 atMSecsSinceEpoch) const -{ - // offsetFromUtc( ) is invoked when androidTimeZone may not yet be set at startup, - // so a validity test is needed here - if ( androidTimeZone.isValid() ) - // the java method getOffset() returns milliseconds, but QTimeZone returns seconds - return androidTimeZone.callMethod<jint>( "getOffset", "(J)I", static_cast<jlong>(atMSecsSinceEpoch) ) / 1000; - else - return 0; -} - -int QAndroidTimeZonePrivate::standardTimeOffset(qint64 atMSecsSinceEpoch) const -{ - // the java method does not use a reference time - Q_UNUSED( atMSecsSinceEpoch ); - if ( androidTimeZone.isValid() ) - // the java method getRawOffset() returns milliseconds, but QTimeZone returns seconds - return androidTimeZone.callMethod<jint>( "getRawOffset" ) / 1000; - else - return 0; -} - -int QAndroidTimeZonePrivate::daylightTimeOffset(qint64 atMSecsSinceEpoch) const -{ - return ( offsetFromUtc(atMSecsSinceEpoch) - standardTimeOffset(atMSecsSinceEpoch) ); -} - -bool QAndroidTimeZonePrivate::hasDaylightTime() const -{ - if ( androidTimeZone.isValid() ) - /* note: the Java function only tests for future DST transtions, not past */ - return androidTimeZone.callMethod<jboolean>("useDaylightTime" ); - else - return false; -} - -bool QAndroidTimeZonePrivate::isDaylightTime(qint64 atMSecsSinceEpoch) const -{ - if ( androidTimeZone.isValid() ) { - QJNIObjectPrivate jDate( "java/util/Date", "(J)V", static_cast<jlong>(atMSecsSinceEpoch) ); - return androidTimeZone.callMethod<jboolean>("inDaylightTime", "(Ljava/util/Date;)Z", jDate.object() ); - } - else - return false; -} - -QTimeZonePrivate::Data QAndroidTimeZonePrivate::data(qint64 forMSecsSinceEpoch) const -{ - if (androidTimeZone.isValid()) { - Data data; - data.atMSecsSinceEpoch = forMSecsSinceEpoch; - data.standardTimeOffset = standardTimeOffset(forMSecsSinceEpoch); - data.offsetFromUtc = offsetFromUtc(forMSecsSinceEpoch); - data.daylightTimeOffset = data.offsetFromUtc - data.standardTimeOffset; - data.abbreviation = abbreviation(forMSecsSinceEpoch); - return data; - } else { - return invalidData(); - } -} - -bool QAndroidTimeZonePrivate::hasTransitions() const -{ - // java.util.TimeZone does not directly provide transitions - return false; -} - -QTimeZonePrivate::Data QAndroidTimeZonePrivate::nextTransition(qint64 afterMSecsSinceEpoch) const -{ - // transitions not available on Android, so return an invalid data object - Q_UNUSED( afterMSecsSinceEpoch ); - return invalidData(); -} - -QTimeZonePrivate::Data QAndroidTimeZonePrivate::previousTransition(qint64 beforeMSecsSinceEpoch) const -{ - // transitions not available on Android, so return an invalid data object - Q_UNUSED( beforeMSecsSinceEpoch ); - return invalidData(); -} - -QByteArray QAndroidTimeZonePrivate::systemTimeZoneId() const -{ - QJNIObjectPrivate androidSystemTimeZone = QJNIObjectPrivate::callStaticObjectMethod("java.util.TimeZone", "getDefault", "()Ljava/util/TimeZone;"); - QJNIObjectPrivate systemTZIdAndroid = androidSystemTimeZone.callObjectMethod<jstring>("getID"); - QByteArray systemTZid = systemTZIdAndroid.toString().toUtf8(); - - return systemTZid; -} - -QList<QByteArray> QAndroidTimeZonePrivate::availableTimeZoneIds() const -{ - QList<QByteArray> availableTimeZoneIdList; - QJNIObjectPrivate androidAvailableIdList = QJNIObjectPrivate::callStaticObjectMethod("java.util.TimeZone", "getAvailableIDs", "()[Ljava/lang/String;"); - - QJNIEnvironmentPrivate jniEnv; - int androidTZcount = jniEnv->GetArrayLength( static_cast<jarray>(androidAvailableIdList.object()) ); - - // need separate jobject and QAndroidJniObject here so that we can delete (DeleteLocalRef) the reference to the jobject - // (or else the JNI reference table fills after 512 entries from GetObjectArrayElement) - jobject androidTZobject; - QJNIObjectPrivate androidTZ; - for (int i=0; i<androidTZcount; i++ ) { - androidTZobject = jniEnv->GetObjectArrayElement( static_cast<jobjectArray>( androidAvailableIdList.object() ), i ); - androidTZ = androidTZobject; - availableTimeZoneIdList.append( androidTZ.toString().toUtf8() ); - jniEnv->DeleteLocalRef(androidTZobject); - } - - return availableTimeZoneIdList; -} - -QT_END_NAMESPACE |