diff options
Diffstat (limited to 'src/corelib/tools/qlocale.cpp')
| -rw-r--r-- | src/corelib/tools/qlocale.cpp | 262 |
1 files changed, 219 insertions, 43 deletions
diff --git a/src/corelib/tools/qlocale.cpp b/src/corelib/tools/qlocale.cpp index 38bd195fba..9f414b1b72 100644 --- a/src/corelib/tools/qlocale.cpp +++ b/src/corelib/tools/qlocale.cpp @@ -1,7 +1,7 @@ /**************************************************************************** ** ** Copyright (C) 2016 The Qt Company Ltd. -** Copyright (C) 2016 Intel Corporation. +** Copyright (C) 2019 Intel Corporation. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. @@ -94,7 +94,7 @@ QT_BEGIN_INCLUDE_NAMESPACE #include "qlocale_data_p.h" QT_END_INCLUDE_NAMESPACE -QLocale::Language QLocalePrivate::codeToLanguage(QStringView code) Q_DECL_NOTHROW +QLocale::Language QLocalePrivate::codeToLanguage(QStringView code) noexcept { const auto len = code.size(); if (len != 2 && len != 3) @@ -138,7 +138,7 @@ QLocale::Language QLocalePrivate::codeToLanguage(QStringView code) Q_DECL_NOTHRO return QLocale::C; } -QLocale::Script QLocalePrivate::codeToScript(QStringView code) Q_DECL_NOTHROW +QLocale::Script QLocalePrivate::codeToScript(QStringView code) noexcept { const auto len = code.size(); if (len != 4) @@ -158,7 +158,7 @@ QLocale::Script QLocalePrivate::codeToScript(QStringView code) Q_DECL_NOTHROW return QLocale::AnyScript; } -QLocale::Country QLocalePrivate::codeToCountry(QStringView code) Q_DECL_NOTHROW +QLocale::Country QLocalePrivate::codeToCountry(QStringView code) noexcept { const auto len = code.size(); if (len != 2 && len != 3) @@ -788,7 +788,7 @@ static const int locale_data_size = sizeof(locale_data)/sizeof(QLocaleData) - 1; Q_GLOBAL_STATIC_WITH_ARGS(QSharedDataPointer<QLocalePrivate>, defaultLocalePrivate, (QLocalePrivate::create(defaultData(), default_number_options))) -Q_GLOBAL_STATIC_WITH_ARGS(QSharedDataPointer<QLocalePrivate>, systemLocalePrivate, +Q_GLOBAL_STATIC_WITH_ARGS(QExplicitlySharedDataPointer<QLocalePrivate>, systemLocalePrivate, (QLocalePrivate::create(systemData()))) static QLocalePrivate *localePrivateByName(const QString &name) @@ -982,7 +982,7 @@ bool QLocale::operator!=(const QLocale &other) const Returns the hash value for \a key, using \a seed to seed the calculation. */ -uint qHash(const QLocale &key, uint seed) Q_DECL_NOTHROW +uint qHash(const QLocale &key, uint seed) noexcept { QtPrivate::QHashCombine hash; seed = hash(seed, key.d->m_data); @@ -1265,7 +1265,7 @@ QString QLocale::scriptToString(QLocale::Script script) If the conversion fails the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1283,7 +1283,7 @@ short QLocale::toShort(const QString &s, bool *ok) const If the conversion fails the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1301,7 +1301,7 @@ ushort QLocale::toUShort(const QString &s, bool *ok) const If the conversion fails the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1319,7 +1319,7 @@ int QLocale::toInt(const QString &s, bool *ok) const If the conversion fails the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1333,11 +1333,53 @@ uint QLocale::toUInt(const QString &s, bool *ok) const } /*! + Returns the long int represented by the localized string \a s. + + If the conversion fails the function returns 0. + + If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + to \c false, and success by setting *\a{ok} to \c true. + + This function ignores leading and trailing whitespace. + + \sa toInt(), toULong(), toDouble(), toString() + + \since 5.13 + */ + + +long QLocale::toLong(const QString &s, bool *ok) const +{ + return toIntegral_helper<long>(d, s, ok); +} + +/*! + Returns the unsigned long int represented by the localized + string \a s. + + If the conversion fails the function returns 0. + + If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + to \c false, and success by setting *\a{ok} to \c true. + + This function ignores leading and trailing whitespace. + + \sa toLong(), toInt(), toDouble(), toString() + + \since 5.13 +*/ + +ulong QLocale::toULong(const QString &s, bool *ok) const +{ + return toIntegral_helper<ulong>(d, s, ok); +} + +/*! Returns the long long int represented by the localized string \a s. If the conversion fails the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1357,7 +1399,7 @@ qlonglong QLocale::toLongLong(const QString &s, bool *ok) const If the conversion fails the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1371,10 +1413,12 @@ qulonglong QLocale::toULongLong(const QString &s, bool *ok) const } /*! - Returns the float represented by the localized string \a s, or 0.0 - if the conversion failed. + Returns the float represented by the localized string \a s. + + Returns an infinity if the conversion overflows or 0.0 if the + conversion fails for any other reason (e.g. underflow). - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function does not fall back to the 'C' locale if the string @@ -1391,10 +1435,12 @@ float QLocale::toFloat(const QString &s, bool *ok) const } /*! - Returns the double represented by the localized string \a s, or - 0.0 if the conversion failed. + Returns the double represented by the localized string \a s. + + Returns an infinity if the conversion overflows or 0.0 if the + conversion fails for any other reason (e.g. underflow). - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function does not fall back to the 'C' locale if the string @@ -1420,7 +1466,7 @@ double QLocale::toDouble(const QString &s, bool *ok) const If the conversion fails the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1440,7 +1486,7 @@ short QLocale::toShort(const QStringRef &s, bool *ok) const If the conversion fails the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1460,7 +1506,7 @@ ushort QLocale::toUShort(const QStringRef &s, bool *ok) const If the conversion fails the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1480,7 +1526,7 @@ int QLocale::toInt(const QStringRef &s, bool *ok) const If the conversion fails the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1496,11 +1542,53 @@ uint QLocale::toUInt(const QStringRef &s, bool *ok) const } /*! + Returns the long int represented by the localized string \a s. + + If the conversion fails the function returns 0. + + If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + to \c false, and success by setting *\a{ok} to \c true. + + This function ignores leading and trailing whitespace. + + \sa toInt(), toULong(), toDouble(), toString() + + \since 5.13 + */ + + +long QLocale::toLong(const QStringRef &s, bool *ok) const +{ + return toIntegral_helper<long>(d, s, ok); +} + +/*! + Returns the unsigned long int represented by the localized + string \a s. + + If the conversion fails the function returns 0. + + If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + to \c false, and success by setting *\a{ok} to \c true. + + This function ignores leading and trailing whitespace. + + \sa toLong(), toInt(), toDouble(), toString() + + \since 5.13 + */ + +ulong QLocale::toULong(const QStringRef &s, bool *ok) const +{ + return toIntegral_helper<ulong>(d, s, ok); +} + +/*! Returns the long long int represented by the localized string \a s. If the conversion fails the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1522,7 +1610,7 @@ qlonglong QLocale::toLongLong(const QStringRef &s, bool *ok) const If the conversion fails the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1538,10 +1626,12 @@ qulonglong QLocale::toULongLong(const QStringRef &s, bool *ok) const } /*! - Returns the float represented by the localized string \a s, or 0.0 - if the conversion failed. + Returns the float represented by the localized string \a s. + + Returns an infinity if the conversion overflows or 0.0 if the + conversion fails for any other reason (e.g. underflow). - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function does not fall back to the 'C' locale if the string @@ -1560,10 +1650,12 @@ float QLocale::toFloat(const QStringRef &s, bool *ok) const } /*! - Returns the double represented by the localized string \a s, or - 0.0 if the conversion failed. + Returns the double represented by the localized string \a s. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + Returns an infinity if the conversion overflows or 0.0 if the + conversion fails for any other reason (e.g. underflow). + + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function does not fall back to the 'C' locale if the string @@ -1592,7 +1684,7 @@ double QLocale::toDouble(const QStringRef &s, bool *ok) const If the conversion fails, the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1612,7 +1704,7 @@ short QLocale::toShort(QStringView s, bool *ok) const If the conversion fails, the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1632,7 +1724,7 @@ ushort QLocale::toUShort(QStringView s, bool *ok) const If the conversion fails, the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1652,7 +1744,7 @@ int QLocale::toInt(QStringView s, bool *ok) const If the conversion fails, the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1668,11 +1760,53 @@ uint QLocale::toUInt(QStringView s, bool *ok) const } /*! + Returns the long int represented by the localized string \a s. + + If the conversion fails the function returns 0. + + If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + to \c false, and success by setting *\a{ok} to \c true. + + This function ignores leading and trailing whitespace. + + \sa toInt(), toULong(), toDouble(), toString() + + \since 5.13 + */ + + +long QLocale::toLong(QStringView s, bool *ok) const +{ + return toIntegral_helper<long>(d, s, ok); +} + +/*! + Returns the unsigned long int represented by the localized + string \a s. + + If the conversion fails the function returns 0. + + If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + to \c false, and success by setting *\a{ok} to \c true. + + This function ignores leading and trailing whitespace. + + \sa toLong(), toInt(), toDouble(), toString() + + \since 5.13 + */ + +ulong QLocale::toULong(QStringView s, bool *ok) const +{ + return toIntegral_helper<ulong>(d, s, ok); +} + +/*! Returns the long long int represented by the localized string \a s. If the conversion fails, the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1694,7 +1828,7 @@ qlonglong QLocale::toLongLong(QStringView s, bool *ok) const If the conversion fails, the function returns 0. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1710,10 +1844,12 @@ qulonglong QLocale::toULongLong(QStringView s, bool *ok) const } /*! - Returns the float represented by the localized string \a s, or 0.0 - if the conversion failed. + Returns the float represented by the localized string \a s. + + Returns an infinity if the conversion overflows or 0.0 if the + conversion fails for any other reason (e.g. underflow). - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. This function ignores leading and trailing whitespace. @@ -1729,10 +1865,12 @@ float QLocale::toFloat(QStringView s, bool *ok) const } /*! - Returns the double represented by the localized string \a s, or - 0.0 if the conversion failed. + Returns the double represented by the localized string \a s. - If \a ok is not \c nullptr, failure is reported by setting *\a{ok} + Returns an infinity if the conversion overflows or 0.0 if the + conversion fails for any other reason (e.g. underflow). + + If \a ok is not \nullptr, failure is reported by setting *\a{ok} to \c false, and success by setting *\a{ok} to \c true. Unlike QString::toDouble(), this function does not fall back to @@ -2359,6 +2497,8 @@ QString QLocale::toString(double i, char f, int prec) const QLocale QLocale::system() { QT_PREPEND_NAMESPACE(systemData)(); // trigger updating of the system data if necessary + if (systemLocalePrivate.isDestroyed()) + return QLocale(QLocale::C); return QLocale(*systemLocalePrivate->data()); } @@ -3881,6 +4021,19 @@ QString QLocale::toCurrencyString(double value, const QString &symbol, int preci \sa formattedDataSize() */ +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) +/*! + \obsolete + + Use the const version instead. +*/ +QString QLocale::formattedDataSize(qint64 bytes, int precision, DataSizeFormats format) +{ + const auto *that = this; + return that->formattedDataSize(bytes, precision, format); +} +#endif + /*! \since 5.10 @@ -3897,7 +4050,7 @@ QString QLocale::toCurrencyString(double value, const QString &symbol, int preci whereas \c DataSizeSIFormat uses the older SI quantifiers k, M, etc., and \c DataSizeTraditionalFormat abuses them. */ -QString QLocale::formattedDataSize(qint64 bytes, int precision, DataSizeFormats format) +QString QLocale::formattedDataSize(qint64 bytes, int precision, DataSizeFormats format) const { int power, base = 1000; if (!bytes) { @@ -3979,6 +4132,29 @@ QStringList QLocale::uiLanguages() const } /*! + \since 5.13 + + Returns the locale to use for collation. + + The result is usually this locale; however, the system locale (which is + commonly the default locale) will return the system collation locale. + The result is suitable for passing to QCollator's constructor. + + \sa QCollator +*/ +QLocale QLocale::collation() const +{ +#ifndef QT_NO_SYSTEMLOCALE + if (d->m_data == systemData()) { + QString res = systemLocale()->query(QSystemLocale::Collation, QVariant()).toString(); + if (!res.isEmpty()) + return QLocale(res); + } +#endif + return *this; +} + +/*! \since 4.8 Returns a native name of the language for the locale. For example |