diff options
Diffstat (limited to 'src/corelib/tools/qlocale.cpp')
| -rw-r--r-- | src/corelib/tools/qlocale.cpp | 217 |
1 files changed, 180 insertions, 37 deletions
diff --git a/src/corelib/tools/qlocale.cpp b/src/corelib/tools/qlocale.cpp index df768fb875..ebb6c97975 100644 --- a/src/corelib/tools/qlocale.cpp +++ b/src/corelib/tools/qlocale.cpp @@ -620,13 +620,18 @@ static QLocalePrivate *c_private() */ /*! - Constructs a QSystemLocale object. The constructor will automatically - install this object as the system locale and remove any earlier installed - system locales. + Constructs a QSystemLocale object. + + The constructor will automatically install this object as the system locale, + if there's not one active. It also resets the flag that'll prompt + QLocale::system() to re-initialize its data, so that instantiating a + QSystemLocale transiently (doesn't install the transient as system locale if + there was one already and) triggers an update to the system locale's data. */ QSystemLocale::QSystemLocale() { - _systemLocale = this; + if (!_systemLocale) + _systemLocale = this; globalLocaleData.m_language_id = 0; } @@ -656,15 +661,17 @@ static const QSystemLocale *systemLocale() return QSystemLocale_globalSystemLocale(); } -void QLocalePrivate::updateSystemPrivate() +static void updateSystemPrivate() { - // this function is NOT thread-safe! + // This function is NOT thread-safe! + // It *should not* be called by anything but systemData() const QSystemLocale *sys_locale = systemLocale(); // tell the object that the system locale has changed. sys_locale->query(QSystemLocale::LocaleChanged, QVariant()); - globalLocaleData = *sys_locale->fallbackUiLocale().d->m_data; + // Populate global with fallback as basis: + globalLocaleData = *sys_locale->fallbackUiLocaleData(); QVariant res = sys_locale->query(QSystemLocale::LanguageId, QVariant()); if (!res.isNull()) { @@ -715,7 +722,7 @@ static const QLocaleData *systemData() static QBasicMutex systemDataMutex; systemDataMutex.lock(); if (globalLocaleData.m_language_id == 0) - QLocalePrivate::updateSystemPrivate(); + updateSystemPrivate(); systemDataMutex.unlock(); } @@ -1180,9 +1187,7 @@ static qulonglong toIntegral_helper(const QLocaleData *d, QStringView str, bool template <typename T> static inline T toIntegral_helper(const QLocalePrivate *d, QStringView str, bool *ok) { - // ### Qt6: use std::conditional<std::is_unsigned<T>::value, qulonglong, qlonglong>::type - const bool isUnsigned = T(0) < T(-1); - typedef typename QtPrivate::QConditional<isUnsigned, qulonglong, qlonglong>::Type Int64; + using Int64 = typename std::conditional<std::is_unsigned<T>::value, qulonglong, qlonglong>::type; // we select the right overload by the last, unused parameter Int64 val = toIntegral_helper(d->m_data, str, ok, d->m_numberOptions, Int64()); @@ -1260,7 +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. @@ -1278,7 +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. @@ -1296,7 +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. @@ -1314,7 +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. @@ -1328,11 +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. @@ -1352,7 +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. @@ -1371,7 +1418,7 @@ qulonglong QLocale::toULongLong(const QString &s, bool *ok) const 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 @@ -1393,7 +1440,7 @@ float QLocale::toFloat(const QString &s, bool *ok) const 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 @@ -1419,7 +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. @@ -1439,7 +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. @@ -1459,7 +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. @@ -1479,7 +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. @@ -1495,11 +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. @@ -1521,7 +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. @@ -1542,7 +1631,7 @@ qulonglong QLocale::toULongLong(const QStringRef &s, bool *ok) const 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 @@ -1566,7 +1655,7 @@ float QLocale::toFloat(const QStringRef &s, bool *ok) const 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 @@ -1595,7 +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. @@ -1615,7 +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. @@ -1635,7 +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. @@ -1655,7 +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. @@ -1671,11 +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. @@ -1697,7 +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. @@ -1718,7 +1849,7 @@ qulonglong QLocale::toULongLong(QStringView s, bool *ok) const 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. @@ -1739,7 +1870,7 @@ float QLocale::toFloat(QStringView s, bool *ok) const 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. Unlike QString::toDouble(), this function does not fall back to @@ -2365,7 +2496,6 @@ QString QLocale::toString(double i, char f, int prec) const QLocale QLocale::system() { - // this function is NOT thread-safe! QT_PREPEND_NAMESPACE(systemData)(); // trigger updating of the system data if necessary if (systemLocalePrivate.isDestroyed()) return QLocale(QLocale::C); @@ -3891,6 +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 @@ -3907,7 +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) { |