diff options
Diffstat (limited to 'src/corelib/tools/qlocale.cpp')
| -rw-r--r-- | src/corelib/tools/qlocale.cpp | 214 |
1 files changed, 168 insertions, 46 deletions
diff --git a/src/corelib/tools/qlocale.cpp b/src/corelib/tools/qlocale.cpp index 1966a79..e36497c 100644 --- a/src/corelib/tools/qlocale.cpp +++ b/src/corelib/tools/qlocale.cpp @@ -1274,11 +1274,25 @@ QLocale QSystemLocale::fallbackLocale() const */ QVariant QSystemLocale::query(QueryType type, QVariant /* in */) const { - if (type == MeasurementSystem) { + switch (type) { + case MeasurementSystem: return QVariant(unixGetSystemMeasurementSystem()); - } else { - return QVariant(); + case LanguageId: + case CountryId: { + QString locale = QLatin1String(envVarLocale()); + QLocale::Language lang; + QLocale::Country cntry; + getLangAndCountry(locale, lang, cntry); + if (type == LanguageId) + return lang; + if (cntry == QLocale::AnyCountry) + return fallbackLocale().country(); + return cntry; + } + default: + break; } + return QVariant(); } #elif !defined(Q_OS_SYMBIAN) @@ -1310,12 +1324,10 @@ QVariant QSystemLocale::query(QueryType /* type */, QVariant /* in */) const #endif -#ifndef QT_NO_SYSTEMLOCALE static QSystemLocale *_systemLocale = 0; Q_GLOBAL_STATIC_WITH_ARGS(QSystemLocale, QSystemLocale_globalSystemLocale, (true)) static QLocalePrivate *system_lp = 0; Q_GLOBAL_STATIC(QLocalePrivate, globalLocalePrivate) -#endif /****************************************************************************** ** Default system locale behavior @@ -1388,7 +1400,8 @@ QSystemLocale::QSystemLocale() /*! \internal */ QSystemLocale::QSystemLocale(bool) -{ } +{ +} /*! Deletes the object. @@ -1410,16 +1423,42 @@ static const QSystemLocale *systemLocale() return QSystemLocale_globalSystemLocale(); } +static const QLocalePrivate *maybeSystemPrivate(); +bool QLocalePrivate::isUninitializedSystemLocale() const +{ + return this == maybeSystemPrivate() && m_language_id == 0; +} + +QVariant QLocalePrivate::querySystemLocale(int type, const QVariant &in) const +{ + QVariant res = systemLocale()->query(QSystemLocale::QueryType(type), in); + if (res.isNull() && isUninitializedSystemLocale()) { + // if we were not able to get data from the system, initialize the + // system locale private data (which is essentially equals to this) + // with a fallback locale. + QLocalePrivate *system_private = globalLocalePrivate(); + *system_private = *systemLocale()->fallbackLocale().d(); + // internal cache is not initialized with values from the system, mark + // it as not fully initialized system locale. + system_private->m_language_id = 0; + } + return res; +} + +// retrieves data from the system locale and caches them locally. void QLocalePrivate::updateSystemPrivate() { const QSystemLocale *sys_locale = systemLocale(); if (!system_lp) - system_lp = globalLocalePrivate(); + return; + + // copy over the information from the fallback locale and modify *system_lp = *sys_locale->fallbackLocale().d(); QVariant res = sys_locale->query(QSystemLocale::LanguageId, QVariant()); if (!res.isNull()) system_lp->m_language_id = res.toInt(); + res = sys_locale->query(QSystemLocale::CountryId, QVariant()); if (!res.isNull()) system_lp->m_country_id = res.toInt(); @@ -1446,19 +1485,29 @@ void QLocalePrivate::updateSystemPrivate() } #endif +// returns the private data for the system locale. Cached data will not be +// initialized until the updateSystemPrivate is called. static const QLocalePrivate *systemPrivate() { #ifndef QT_NO_SYSTEMLOCALE - // copy over the information from the fallback locale and modify - if (!system_lp || system_lp->m_language_id == 0) - QLocalePrivate::updateSystemPrivate(); - + if (!system_lp) { + system_lp = globalLocalePrivate(); + // mark the locale as uninitialized system locale + system_lp->m_language_id = 0; + } return system_lp; #else return locale_data; #endif } +#ifndef QT_NO_SYSTEMLOCALE +static const QLocalePrivate *maybeSystemPrivate() +{ + return system_lp; +} +#endif + static const QLocalePrivate *defaultPrivate() { if (!default_lp) @@ -2283,7 +2332,12 @@ void QLocale::setDefault(const QLocale &locale) */ QLocale::Language QLocale::language() const { - return Language(d()->languageId()); + const QLocalePrivate *dd = d(); +#ifndef QT_NO_SYSTEMLOCALE + if (dd->isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif + return Language(dd->languageId()); } /*! @@ -2293,7 +2347,12 @@ QLocale::Language QLocale::language() const */ QLocale::Country QLocale::country() const { - return Country(d()->countryId()); + const QLocalePrivate *dd = d(); +#ifndef QT_NO_SYSTEMLOCALE + if (dd->isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif + return Country(dd->countryId()); } /*! @@ -2631,8 +2690,8 @@ QString QLocale::toString(const QDate &date, FormatType format) const return QString(); #ifndef QT_NO_SYSTEMLOCALE - if (d() == systemPrivate()) { - QVariant res = systemLocale()->query(format == LongFormat + if (d() == maybeSystemPrivate()) { + QVariant res = d()->querySystemLocale(format == LongFormat ? QSystemLocale::DateToStringLong : QSystemLocale::DateToStringShort, date); if (!res.isNull()) @@ -2726,8 +2785,8 @@ QString QLocale::toString(const QDateTime &dateTime, FormatType format) const return QString(); #ifndef QT_NO_SYSTEMLOCALE - if (d() == systemPrivate()) { - QVariant res = systemLocale()->query(format == LongFormat + if (d() == maybeSystemPrivate()) { + QVariant res = d()->querySystemLocale(format == LongFormat ? QSystemLocale::DateTimeToStringLong : QSystemLocale::DateTimeToStringShort, dateTime); @@ -2752,8 +2811,8 @@ QString QLocale::toString(const QTime &time, FormatType format) const return QString(); #ifndef QT_NO_SYSTEMLOCALE - if (d() == systemPrivate()) { - QVariant res = systemLocale()->query(format == LongFormat + if (d() == maybeSystemPrivate()) { + QVariant res = d()->querySystemLocale(format == LongFormat ? QSystemLocale::TimeToStringLong : QSystemLocale::TimeToStringShort, time); if (!res.isNull()) @@ -2779,8 +2838,8 @@ QString QLocale::toString(const QTime &time, FormatType format) const QString QLocale::dateFormat(FormatType format) const { #ifndef QT_NO_SYSTEMLOCALE - if (d() == systemPrivate()) { - QVariant res = systemLocale()->query(format == LongFormat + if (d() == maybeSystemPrivate()) { + QVariant res = d()->querySystemLocale(format == LongFormat ? QSystemLocale::DateFormatLong : QSystemLocale::DateFormatShort, QVariant()); if (!res.isNull()) @@ -2816,8 +2875,8 @@ QString QLocale::dateFormat(FormatType format) const QString QLocale::timeFormat(FormatType format) const { #ifndef QT_NO_SYSTEMLOCALE - if (d() == systemPrivate()) { - QVariant res = systemLocale()->query(format == LongFormat + if (d() == maybeSystemPrivate()) { + QVariant res = d()->querySystemLocale(format == LongFormat ? QSystemLocale::TimeFormatLong : QSystemLocale::TimeFormatShort, QVariant()); if (!res.isNull()) @@ -2853,8 +2912,8 @@ QString QLocale::timeFormat(FormatType format) const QString QLocale::dateTimeFormat(FormatType format) const { #ifndef QT_NO_SYSTEMLOCALE - if (d() == systemPrivate()) { - QVariant res = systemLocale()->query(format == LongFormat + if (d() == maybeSystemPrivate()) { + QVariant res = d()->querySystemLocale(format == LongFormat ? QSystemLocale::DateTimeFormatLong : QSystemLocale::DateTimeFormatShort, QVariant()); @@ -3021,7 +3080,12 @@ QDateTime QLocale::toDateTime(const QString &string, const QString &format) cons */ QChar QLocale::decimalPoint() const { - return d()->decimal(); + const QLocalePrivate *dd = d(); +#ifndef QT_NO_SYSTEMLOCALE + if (dd->isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif + return dd->decimal(); } /*! @@ -3031,7 +3095,12 @@ QChar QLocale::decimalPoint() const */ QChar QLocale::groupSeparator() const { - return d()->group(); + const QLocalePrivate *dd = d(); +#ifndef QT_NO_SYSTEMLOCALE + if (dd->isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif + return dd->group(); } /*! @@ -3041,7 +3110,12 @@ QChar QLocale::groupSeparator() const */ QChar QLocale::percent() const { - return d()->percent(); + const QLocalePrivate *dd = d(); +#ifndef QT_NO_SYSTEMLOCALE + if (dd->isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif + return dd->percent(); } /*! @@ -3051,7 +3125,12 @@ QChar QLocale::percent() const */ QChar QLocale::zeroDigit() const { - return d()->zero(); + const QLocalePrivate *dd = d(); +#ifndef QT_NO_SYSTEMLOCALE + if (dd->isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif + return dd->zero(); } /*! @@ -3061,7 +3140,12 @@ QChar QLocale::zeroDigit() const */ QChar QLocale::negativeSign() const { - return d()->minus(); + const QLocalePrivate *dd = d(); +#ifndef QT_NO_SYSTEMLOCALE + if (dd->isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif + return dd->minus(); } /*! @@ -3071,7 +3155,12 @@ QChar QLocale::negativeSign() const */ QChar QLocale::positiveSign() const { - return d()->plus(); + const QLocalePrivate *dd = d(); +#ifndef QT_NO_SYSTEMLOCALE + if (dd->isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif + return dd->plus(); } /*! @@ -3081,7 +3170,12 @@ QChar QLocale::positiveSign() const */ QChar QLocale::exponential() const { - return d()->exponential(); + const QLocalePrivate *dd = d(); +#ifndef QT_NO_SYSTEMLOCALE + if (dd->isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif + return dd->exponential(); } static bool qIsUpper(char c) @@ -3200,8 +3294,8 @@ QString QLocale::monthName(int month, FormatType type) const return QString(); #ifndef QT_NO_SYSTEMLOCALE - if (d() == systemPrivate()) { - QVariant res = systemLocale()->query(type == LongFormat + if (d() == maybeSystemPrivate()) { + QVariant res = d()->querySystemLocale(type == LongFormat ? QSystemLocale::MonthNameLong : QSystemLocale::MonthNameShort, month); if (!res.isNull()) @@ -3246,8 +3340,8 @@ QString QLocale::standaloneMonthName(int month, FormatType type) const return QString(); #ifndef QT_NO_SYSTEMLOCALE - if (d() == systemPrivate()) { - QVariant res = systemLocale()->query(type == LongFormat + if (d() == maybeSystemPrivate()) { + QVariant res = d()->querySystemLocale(type == LongFormat ? QSystemLocale::MonthNameLong : QSystemLocale::MonthNameShort, month); if (!res.isNull()) @@ -3293,8 +3387,8 @@ QString QLocale::dayName(int day, FormatType type) const return QString(); #ifndef QT_NO_SYSTEMLOCALE - if (d() == systemPrivate()) { - QVariant res = systemLocale()->query(type == LongFormat + if (d() == maybeSystemPrivate()) { + QVariant res = d()->querySystemLocale(type == LongFormat ? QSystemLocale::DayNameLong : QSystemLocale::DayNameShort, day); if (!res.isNull()) @@ -3342,8 +3436,8 @@ QString QLocale::standaloneDayName(int day, FormatType type) const return QString(); #ifndef QT_NO_SYSTEMLOCALE - if (d() == systemPrivate()) { - QVariant res = systemLocale()->query(type == LongFormat + if (d() == maybeSystemPrivate()) { + QVariant res = d()->querySystemLocale(type == LongFormat ? QSystemLocale::DayNameLong : QSystemLocale::DayNameShort, day); if (!res.isNull()) @@ -3387,8 +3481,8 @@ QLocale::MeasurementSystem QLocale::measurementSystem() const bool found = false; #ifndef QT_NO_SYSTEMLOCALE - if (d() == systemPrivate()) { - QVariant res = systemLocale()->query(QSystemLocale::MeasurementSystem, QVariant()); + if (d() == maybeSystemPrivate()) { + QVariant res = d()->querySystemLocale(QSystemLocale::MeasurementSystem, QVariant()); if (!res.isNull()) { meas = MeasurementSystem(res.toInt()); found = true; @@ -3415,8 +3509,8 @@ QLocale::MeasurementSystem QLocale::measurementSystem() const QString QLocale::amText() const { #ifndef QT_NO_SYSTEMLOCALE - if (d() == systemPrivate()) { - QVariant res = systemLocale()->query(QSystemLocale::AMText, QVariant()); + if (d() == maybeSystemPrivate()) { + QVariant res = d()->querySystemLocale(QSystemLocale::AMText, QVariant()); if (!res.isNull()) return res.toString(); } @@ -3435,8 +3529,8 @@ QString QLocale::amText() const QString QLocale::pmText() const { #ifndef QT_NO_SYSTEMLOCALE - if (d() == systemPrivate()) { - QVariant res = systemLocale()->query(QSystemLocale::PMText, QVariant()); + if (d() == maybeSystemPrivate()) { + QVariant res = d()->querySystemLocale(QSystemLocale::PMText, QVariant()); if (!res.isNull()) return res.toString(); } @@ -3851,6 +3945,10 @@ QString QLocalePrivate::doubleToString(double d, int width, unsigned flags) const { +#ifndef QT_NO_SYSTEMLOCALE + if (isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif if (precision == -1) precision = 6; if (width == -1) @@ -4001,6 +4099,10 @@ QString QLocalePrivate::longLongToString(qlonglong l, int precision, int base, int width, unsigned flags) const { +#ifndef QT_NO_SYSTEMLOCALE + if (isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif bool precision_not_specified = false; if (precision == -1) { precision_not_specified = true; @@ -4086,6 +4188,10 @@ QString QLocalePrivate::unsLongLongToString(qulonglong l, int precision, int base, int width, unsigned flags) const { +#ifndef QT_NO_SYSTEMLOCALE + if (isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif bool precision_not_specified = false; if (precision == -1) { precision_not_specified = true; @@ -4288,6 +4394,10 @@ bool QLocalePrivate::numberToCLocale(const QString &num, bool QLocalePrivate::validateChars(const QString &str, NumberMode numMode, QByteArray *buff, int decDigits) const { +#ifndef QT_NO_SYSTEMLOCALE + if (isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif buff->clear(); buff->reserve(str.length()); @@ -4381,6 +4491,10 @@ bool QLocalePrivate::validateChars(const QString &str, NumberMode numMode, QByte double QLocalePrivate::stringToDouble(const QString &number, bool *ok, GroupSeparatorMode group_sep_mode) const { +#ifndef QT_NO_SYSTEMLOCALE + if (isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif CharBuff buff; if (!numberToCLocale(group().unicode() == 0xa0 ? number.trimmed() : number, group_sep_mode, &buff)) { @@ -4394,6 +4508,10 @@ double QLocalePrivate::stringToDouble(const QString &number, bool *ok, qlonglong QLocalePrivate::stringToLongLong(const QString &number, int base, bool *ok, GroupSeparatorMode group_sep_mode) const { +#ifndef QT_NO_SYSTEMLOCALE + if (isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif CharBuff buff; if (!numberToCLocale(group().unicode() == 0xa0 ? number.trimmed() : number, group_sep_mode, &buff)) { @@ -4408,6 +4526,10 @@ qlonglong QLocalePrivate::stringToLongLong(const QString &number, int base, qulonglong QLocalePrivate::stringToUnsLongLong(const QString &number, int base, bool *ok, GroupSeparatorMode group_sep_mode) const { +#ifndef QT_NO_SYSTEMLOCALE + if (isUninitializedSystemLocale()) + QLocalePrivate::updateSystemPrivate(); +#endif CharBuff buff; if (!numberToCLocale(group().unicode() == 0xa0 ? number.trimmed() : number, group_sep_mode, &buff)) { |