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Diffstat (limited to 'src/corelib/tools/qlocale_symbian.cpp')
| -rw-r--r-- | src/corelib/tools/qlocale_symbian.cpp | 929 |
1 files changed, 929 insertions, 0 deletions
diff --git a/src/corelib/tools/qlocale_symbian.cpp b/src/corelib/tools/qlocale_symbian.cpp new file mode 100644 index 0000000000..09d74d0136 --- /dev/null +++ b/src/corelib/tools/qlocale_symbian.cpp @@ -0,0 +1,929 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** 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, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QDate> +#include <QLocale> +#include <QTime> +#include <QVariant> +#include <QThread> + +#include <e32std.h> +#include <e32const.h> +#include <e32base.h> +#include <e32property.h> +#include <bacntf.h> +#include "private/qcore_symbian_p.h" +#include "private/qcoreapplication_p.h" +#include "private/qlocale_p.h" +#include <qdebug.h> + +QT_BEGIN_NAMESPACE + +static TExtendedLocale _s60Locale; + +// Type definitions for runtime resolved function pointers +typedef void (*FormatFunc)(TTime&, TDes&, const TDesC&, const TLocale&); +typedef TPtrC (*FormatSpecFunc)(TExtendedLocale&); + +// Runtime resolved functions +static FormatFunc ptrTimeFormatL = NULL; +static FormatSpecFunc ptrGetTimeFormatSpec = NULL; +static FormatSpecFunc ptrGetLongDateFormatSpec = NULL; +static FormatSpecFunc ptrGetShortDateFormatSpec = NULL; + +// Default functions if functions cannot be resolved +static void defaultTimeFormatL(TTime&, TDes& des, const TDesC&, const TLocale&) +{ + des.Zero(); +} + +static TPtrC defaultFormatSpec(TExtendedLocale&) +{ + return TPtrC(KNullDesC); +} + +/* + Definition of struct for mapping Symbian to ISO locale +*/ +struct symbianToISO { + int symbian_language; + char iso_name[8]; +}; + + +/* + Mapping from Symbian to ISO locale. + NOTE: This array should be sorted by the first column! +*/ +static const symbianToISO symbian_to_iso_list[] = { + { ELangEnglish, "en_GB" }, // 1 + { ELangFrench, "fr_FR" }, // 2 + { ELangGerman, "de_DE" }, // 3 + { ELangSpanish, "es_ES" }, // 4 + { ELangItalian, "it_IT" }, // 5 + { ELangSwedish, "sv_SE" }, // 6 + { ELangDanish, "da_DK" }, // 7 + { ELangNorwegian, "no_NO" }, // 8 + { ELangFinnish, "fi_FI" }, // 9 + { ELangAmerican, "en_US" }, // 10 + { ELangPortuguese, "pt_PT" }, // 13 + { ELangTurkish, "tr_TR" }, // 14 + { ELangIcelandic, "is_IS" }, // 15 + { ELangRussian, "ru_RU" }, // 16 + { ELangHungarian, "hu_HU" }, // 17 + { ELangDutch, "nl_NL" }, // 18 + { ELangBelgianFlemish, "nl_BE" }, // 19 + { ELangCzech, "cs_CZ" }, // 25 + { ELangSlovak, "sk_SK" }, // 26 + { ELangPolish, "pl_PL" }, // 27 + { ELangSlovenian, "sl_SI" }, // 28 + { ELangTaiwanChinese, "zh_TW" }, // 29 + { ELangHongKongChinese, "zh_HK" }, // 30 + { ELangPrcChinese, "zh_CN" }, // 31 + { ELangJapanese, "ja_JP" }, // 32 + { ELangThai, "th_TH" }, // 33 + { ELangArabic, "ar_AE" }, // 37 + { ELangTagalog, "tl_PH" }, // 39 + { ELangBulgarian, "bg_BG" }, // 42 + { ELangCatalan, "ca_ES" }, // 44 + { ELangCroatian, "hr_HR" }, // 45 + { ELangEstonian, "et_EE" }, // 49 + { ELangFarsi, "fa_IR" }, // 50 + { ELangCanadianFrench, "fr_CA" }, // 51 + { ELangGreek, "el_GR" }, // 54 + { ELangHebrew, "he_IL" }, // 57 + { ELangHindi, "hi_IN" }, // 58 + { ELangIndonesian, "id_ID" }, // 59 + { ELangKorean, "ko_KO" }, // 65 + { ELangLatvian, "lv_LV" }, // 67 + { ELangLithuanian, "lt_LT" }, // 68 + { ELangMalay, "ms_MY" }, // 70 + { ELangNorwegianNynorsk, "nn_NO" }, // 75 + { ELangBrazilianPortuguese, "pt_BR" }, // 76 + { ELangRomanian, "ro_RO" }, // 78 + { ELangSerbian, "sr_RS" }, // 79 + { ELangLatinAmericanSpanish,"es_419" }, // 83 + { ELangUkrainian, "uk_UA" }, // 93 + { ELangUrdu, "ur_PK" }, // 94 - India/Pakistan + { ELangVietnamese, "vi_VN" }, // 96 +#ifdef __E32LANG_H__ +// 5.0 + { ELangBasque, "eu_ES" }, // 102 + { ELangGalician, "gl_ES" }, // 103 +#endif +#if !defined(__SERIES60_31__) + { ELangEnglish_Apac, "en" }, // 129 + { ELangEnglish_Taiwan, "en_TW" }, // 157 ### Not supported by CLDR + { ELangEnglish_HongKong, "en_HK" }, // 158 + { ELangEnglish_Prc, "en_CN" }, // 159 ### Not supported by CLDR + { ELangEnglish_Japan, "en_JP"}, // 160 ### Not supported by CLDR + { ELangEnglish_Thailand, "en_TH" }, // 161 ### Not supported by CLDR + { ELangMalay_Apac, "ms" }, // 326 +#endif + { 327/*ELangIndonesian_Apac*/,"id_ID" } // 327 - appeared in Symbian^3 +}; + +/*! + Returns ISO name corresponding to the Symbian locale code \a sys_fmt. +*/ +QByteArray qt_symbianLocaleName(int code) +{ + //Number of Symbian to ISO locale mappings + static const int symbian_to_iso_count + = sizeof(symbian_to_iso_list)/sizeof(symbianToISO); + + int cmp = code - symbian_to_iso_list[0].symbian_language; + if (cmp < 0) + return 0; + + if (cmp == 0) + return symbian_to_iso_list[0].iso_name; + + int begin = 0; + int end = symbian_to_iso_count; + + while (end - begin > 1) { + uint mid = (begin + end)/2; + + const symbianToISO *elt = symbian_to_iso_list + mid; + int cmp = code - elt->symbian_language; + if (cmp < 0) + end = mid; + else if (cmp > 0) + begin = mid; + else + return elt->iso_name; + } + + return 0; +} + + +// order is: normal, abbr, nmode, nmode+abbr +static const char *us_locale_dep[] = { + "MM", "dd", "yyyy", "MM", "dd", + "M", "d", "yy", "M", "d", + "MMMM", "dd", "yyyy", "MMMM", "dd", + "MMM", "d", "yy", "MMM", "d" }; + +static const char *eu_locale_dep[] = { + "dd", "MM", "yyyy", "dd", "MM", + "d", "M", "yy", "d", "M", + "dd", "MMMM", "yyyy", "dd", "MMMM", + "d", "MMM", "yy", "d", "MMM" }; + +static const char *jp_locale_dep[] = { + "yyyy", "MM", "dd", "MM", "dd", + "yy", "M", "d", "M", "d", + "yyyy", "MMMM", "dd", "MMMM", "dd", + "yy", "MMM", "d", "MMM", "d" }; + +/*! + Returns a Qt version of the given \a sys_fmt Symbian locale format string. +*/ +static QString s60ToQtFormat(const QString &sys_fmt) +{ + TLocale *locale = _s60Locale.GetLocale(); + + QString result; + QString other; + QString qtformatchars = QString::fromLatin1("adhmsyzAHM"); + + QChar c; + int i = 0; + bool open_escape = false; + bool abbrev_next = false; + bool locale_indep_ordering = false; + bool minus_mode = false; + bool plus_mode = false; + bool n_mode = false; + TTimeFormat tf = locale->TimeFormat(); + + while (i < sys_fmt.size()) { + + c = sys_fmt.at(i); + + // let formatting thru + if (c.unicode() == '%') { + // if we have gathered string, concat it + if (!other.isEmpty()) { + result += other; + other.clear(); + } + // if we have open escape, end it + if (open_escape) { + result += QLatin1Char('\''); + open_escape = false; + } + + ++i; + if (i >= sys_fmt.size()) + break; + + c = sys_fmt.at(i); + + // process specials + abbrev_next = c.unicode() == '*'; + plus_mode = c.unicode() == '+'; + minus_mode = c.unicode() == '-'; + + if (abbrev_next || plus_mode || minus_mode) { + ++i; + if (i >= sys_fmt.size()) + break; + + c = sys_fmt.at(i); + + if (plus_mode || minus_mode) { + // break on undefined plus/minus mode + if (c.unicode() != 'A' && c.unicode() != 'B') + break; + } + } + + switch (c.unicode()) { + case 'F': + { + // locale indep mode on + locale_indep_ordering = true; + break; + } + + case '/': + { + // date sep 0-3 + ++i; + if (i >= sys_fmt.size()) + break; + + c = sys_fmt.at(i); + if (c.isDigit() && c.digitValue() <= 3) { + TChar s = locale->DateSeparator(c.digitValue()); + TUint val = s; + // some indexes return zero for empty + if (val > 0) + result += QChar(val); + } + break; + } + + case 'D': + { + if (!locale_indep_ordering) + break; + + if (!abbrev_next) + result += QLatin1String("dd"); + else + result += QLatin1Char('d'); + + break; + } + + case 'M': + { + if (!locale_indep_ordering) + break; + + if (!n_mode) { + if (!abbrev_next) + result += QLatin1String("MM"); + else + result += QLatin1String("M"); + } else { + if (!abbrev_next) + result += QLatin1String("MMMM"); + else + result += QLatin1String("MMM"); + } + + break; + } + + case 'N': + { + n_mode = true; + + if (!locale_indep_ordering) + break; + + if (!abbrev_next) + result += QLatin1String("MMMM"); + else + result += QLatin1String("MMM"); + + break; + } + + case 'Y': + { + if (!locale_indep_ordering) + break; + + if (!abbrev_next) + result += QLatin1String("yyyy"); + else + result += QLatin1String("yy"); + + break; + } + + case 'E': + { + if (!abbrev_next) + result += QLatin1String("dddd"); + else + result += QLatin1String("ddd"); + + break; + } + + case ':': + { + // timesep 0-3 + ++i; + if (i >= sys_fmt.size()) + break; + + c = sys_fmt.at(i); + if (c.isDigit() && c.digitValue() <= 3) { + TChar s = locale->TimeSeparator(c.digitValue()); + TUint val = s; + // some indexes return zero for empty + if (val > 0) + result += QChar(val); + } + + break; + } + + case 'J': + { + if (tf == ETime24 && !abbrev_next) + result += QLatin1String("hh"); + else + result += QLatin1Char('h'); + + break; + } + + case 'H': + { + if (!abbrev_next) + result += QLatin1String("hh"); + else + result += QLatin1Char('h'); + + break; + } + + case 'I': + { + result += QLatin1Char('h'); + break; + } + + case 'T': + { + if (!abbrev_next) + result += QLatin1String("mm"); + else + result += QLatin1Char('m'); + + break; + } + + case 'S': + { + if (!abbrev_next) + result += QLatin1String("ss"); + else + result += QLatin1Char('s'); + + break; + } + + case 'B': + { + // only done for 12h clock + if (tf == ETime24) + break; + } + + // fallthru to A + case 'A': { + // quickie to get capitalization, can't use s60 string as is because Qt 'hh' format's am/pm logic + TAmPmName ampm = TAmPmName(); + TChar first(ampm[0]); + QString qtampm = QString::fromLatin1(first.IsUpper() ? "AP" : "ap"); + + int pos = locale->AmPmSymbolPosition(); + + if ((minus_mode && pos != ELocaleBefore) || + (plus_mode && pos != ELocaleAfter)) + break; + + if (!abbrev_next && locale->AmPmSpaceBetween()) { + if (pos == ELocaleBefore) + qtampm.append(QLatin1Char(' ')); + else + qtampm.prepend(QLatin1Char(' ')); + } + + result += qtampm; + } + break; + + case '.': { + // decimal sep + TChar s = locale->DecimalSeparator(); + TUint val = s; + if (val > 0) + result += QChar(val); + } + break; + + case 'C': + { + // six digits in s60, three digits in qt + if (!abbrev_next) { + result += QLatin1String("zzz"); + } else { + // next char is number from 0-6, how many digits to display + ++i; + if (i >= sys_fmt.size()) + break; + + c = sys_fmt.at(i); + + if (c.isDigit()) { + // try to match wanted digits + QChar val(c.digitValue()); + + if (val >= 3) { + result += QLatin1String("zzz"); + } else if (val > 0) { + result += QLatin1Char('z'); + } + } + } + break; + } + + // these cases fallthru + case '1': + case '2': + case '3': + case '4': + case '5': + { + + // shouldn't parse these with %F + if (locale_indep_ordering) + break; + + TDateFormat df = locale->DateFormat(); + + const char **locale_dep; + switch (df) { + default: // fallthru to american + case EDateAmerican: + locale_dep = us_locale_dep; + break; + case EDateEuropean: + locale_dep = eu_locale_dep; + break; + case EDateJapanese: + locale_dep = jp_locale_dep; + break; + } + int offset = 0; + if (abbrev_next) + offset += 5; + if (n_mode) + offset += 10; + + result += QLatin1String(locale_dep[offset + (c.digitValue()-1)]); + break; + } + + case '%': // fallthru percent + { + // any junk gets copied as is + } + default: + { + result += c; + break; + } + + case 'Z': // Qt doesn't support these :( + case 'X': + case 'W': + { + break; + } + } + } else { + // double any single quotes, don't begin escape + if (c.unicode() == '\'') { + // end open escape + if (open_escape) { + result += other; + other.clear(); + result += QLatin1Char('\''); + open_escape = false; + } + + other += c; + } + + // gather chars and escape them in one go if any format chars are found + if (!open_escape && qtformatchars.indexOf(c) != -1) { + result += QLatin1Char('\''); + open_escape = true; + } + other += c; + } + + ++i; + } + + if (!other.isEmpty()) + result += other; + if (open_escape) + result += QLatin1Char('\''); + + return result; +} + +/*! + Retrieves Symbian locale decimal separator. +*/ +static QString symbianDecimalPoint() +{ + TLocale *locale = _s60Locale.GetLocale(); + + TChar decPoint = locale->DecimalSeparator(); + int val = decPoint; + return QChar(val); +} + +/*! + Retrieves Symbian locale group separator. +*/ +static QString symbianGroupSeparator() +{ + TLocale *locale = _s60Locale.GetLocale(); + + TChar grpSep = locale->ThousandsSeparator(); + int val = grpSep; + return QChar(val); +} + +/*! + Retrieves Symbian locale zero digit. +*/ +static QString symbianZeroDigit() +{ + TLocale *locale = _s60Locale.GetLocale(); + + // TDigitType enumeration value returned by TLocale + // will always correspond to zero digit unicode value. + TDigitType digit = locale->DigitType(); + return QChar(digit); +} + +/*! + Retrieves a day name from Symbian locale. The \a day is an integer + from 1 to 7. When \a short_format is true the method returns + the day in short format. Otherwise it returns the day in a long format. +*/ +static QString symbianDayName(int day, bool short_format) +{ + day -= 1; + + if (day < 0 || day > 6) + return QString(); + + if (short_format) { + return qt_TDes2QString(TDayNameAbb(TDay(day))); + } else { + return qt_TDes2QString(TDayName(TDay(day))); + } +} + +/*! + Retrieves a month name from Symbian locale. The \a month is an integer + from 1 to 12. When \a short_format is true the method returns + the month in short format. Otherwise it returns the month in a long format. +*/ +static QString symbianMonthName(int month, bool short_format) +{ + month -= 1; + if (month < 0 || month > 11) + return QString(); + + if (short_format) { + return qt_TDes2QString(TMonthNameAbb(TMonth(month))); + } else { + return qt_TDes2QString(TMonthName(TMonth(month))); + } +} + +/*! + Retrieves date format from Symbian locale and + transforms it to Qt format. + + When \a short_format is true the method returns + short date format. Otherwise it returns the long format. +*/ +static QString symbianDateFormat(bool short_format) +{ + TPtrC dateFormat; + + if (short_format) { + dateFormat.Set(ptrGetShortDateFormatSpec(_s60Locale)); + } else { + dateFormat.Set(ptrGetLongDateFormatSpec(_s60Locale)); + } + + return s60ToQtFormat(qt_TDesC2QString(dateFormat)); +} + +/*! + Retrieves time format from Symbian locale and + transforms it to Qt format. +*/ +static QString symbianTimeFormat() +{ + return s60ToQtFormat(qt_TDesC2QString(ptrGetTimeFormatSpec(_s60Locale))); +} + +/*! + Returns localized string representation of given \a date + formatted with Symbian locale date format. + + If \a short_format is true the format will be a short version. + Otherwise it uses a longer version. +*/ +static QString symbianDateToString(const QDate &date, bool short_format) +{ + int month = date.month() - 1; + int day = date.day() - 1; + int year = date.year(); + + TDateTime dateTime; + dateTime.Set(year, TMonth(month), day, 0, 0, 0, 0); + + TTime timeStr(dateTime); + TBuf<KMaxLongDateFormatSpec*2> buffer; + + TPtrC dateFormat; + if (short_format) { + dateFormat.Set(ptrGetShortDateFormatSpec(_s60Locale)); + } else { + dateFormat.Set(ptrGetLongDateFormatSpec(_s60Locale)); + } + + TRAPD(err, ptrTimeFormatL(timeStr, buffer, dateFormat, *_s60Locale.GetLocale());) + + if (err == KErrNone) + return qt_TDes2QString(buffer); + else + return QString(); +} + +/*! + Returns localized string representation of given \a time + formatted with Symbian locale time format. +*/ +static QString symbianTimeToString(const QTime &time) +{ + int hour = time.hour(); + int minute = time.minute(); + int second = time.second(); + int milliseconds = 0; + + TDateTime dateTime; + dateTime.Set(0, TMonth(0), 0, hour, minute, second, milliseconds); + + TTime timeStr(dateTime); + TBuf<KMaxTimeFormatSpec*2> buffer; + + TRAPD(err, ptrTimeFormatL( + timeStr, + buffer, + ptrGetTimeFormatSpec(_s60Locale), + *_s60Locale.GetLocale()); + ) + + if (err == KErrNone) + return qt_TDes2QString(buffer); + else + return QString(); +} + +/*! + Returns the measurement system stored in Symbian locale + + \sa QLocale::MeasurementSystem +*/ +static QLocale::MeasurementSystem symbianMeasurementSystem() +{ + TLocale *locale = _s60Locale.GetLocale(); + + TUnitsFormat unitFormat = locale->UnitsGeneral(); + if (unitFormat == EUnitsImperial) + return QLocale::ImperialSystem; + else + return QLocale::MetricSystem; +} + +void qt_symbianUpdateSystemPrivate() +{ + // load system data before query calls + _s60Locale.LoadSystemSettings(); +} + +void qt_symbianInitSystemLocale() +{ + static QBasicAtomicInt initDone = Q_BASIC_ATOMIC_INITIALIZER(0); + if (initDone == 2) + return; + if (initDone.testAndSetRelaxed(0, 1)) { + // Initialize platform version dependent function pointers + ptrTimeFormatL = reinterpret_cast<FormatFunc> + (qt_resolveS60PluginFunc(S60Plugin_TimeFormatL)); + ptrGetTimeFormatSpec = reinterpret_cast<FormatSpecFunc> + (qt_resolveS60PluginFunc(S60Plugin_GetTimeFormatSpec)); + ptrGetLongDateFormatSpec = reinterpret_cast<FormatSpecFunc> + (qt_resolveS60PluginFunc(S60Plugin_GetLongDateFormatSpec)); + ptrGetShortDateFormatSpec = reinterpret_cast<FormatSpecFunc> + (qt_resolveS60PluginFunc(S60Plugin_GetShortDateFormatSpec)); + if (!ptrTimeFormatL) + ptrTimeFormatL = &defaultTimeFormatL; + if (!ptrGetTimeFormatSpec) + ptrGetTimeFormatSpec = &defaultFormatSpec; + if (!ptrGetLongDateFormatSpec) + ptrGetLongDateFormatSpec = &defaultFormatSpec; + if (!ptrGetShortDateFormatSpec) + ptrGetShortDateFormatSpec = &defaultFormatSpec; + bool ret = initDone.testAndSetRelease(1, 2); + Q_ASSERT(ret); + Q_UNUSED(ret); + } + while(initDone != 2) + QThread::yieldCurrentThread(); +} + +QLocale QSystemLocale::fallbackLocale() const +{ + TLanguage lang = User::Language(); + QString locale = QLatin1String(qt_symbianLocaleName(lang)); + return QLocale(locale); +} + +QVariant QSystemLocale::query(QueryType type, QVariant in = QVariant()) const +{ + switch(type) { + case DecimalPoint: + return symbianDecimalPoint(); + case GroupSeparator: + return symbianGroupSeparator(); + + case ZeroDigit: + return symbianZeroDigit(); + + case DayNameLong: + case DayNameShort: + return symbianDayName(in.toInt(), (type == DayNameShort) ); + + case MonthNameLong: + case MonthNameShort: + return symbianMonthName(in.toInt(), (type == MonthNameShort) ); + + case DateFormatLong: + case DateFormatShort: + return symbianDateFormat( (type == DateFormatShort) ); + case TimeFormatLong: + case TimeFormatShort: + return symbianTimeFormat(); + case DateTimeFormatLong: + case DateTimeFormatShort: + return QString(symbianDateFormat( (type == DateTimeFormatShort) ) + QLatin1Char(' ') + symbianTimeFormat()); + case DateToStringShort: + case DateToStringLong: + return symbianDateToString(in.toDate(), (type == DateToStringShort) ); + case TimeToStringShort: + case TimeToStringLong: + return symbianTimeToString(in.toTime()); + case DateTimeToStringShort: + case DateTimeToStringLong: { + const QDateTime dt = in.toDateTime(); + return QString(symbianDateToString(dt.date(), (type == DateTimeToStringShort) ) + + QLatin1Char(' ') + symbianTimeToString(dt.time())); + } + case MeasurementSystem: + return static_cast<int>(symbianMeasurementSystem()); + case LanguageId: + case CountryId: { + TLanguage language = User::Language(); + QString locale = QLatin1String(qt_symbianLocaleName(language)); + QLocale::Language lang; + QLocale::Script script; + QLocale::Country cntry; + QLocalePrivate::getLangAndCountry(locale, lang, script, cntry); + if (type == LanguageId) + return lang; + // few iso codes have no country and will use this + if (cntry == QLocale::AnyCountry) + return fallbackLocale().country(); + + return cntry; + } + case ScriptId: + return QVariant(QLocale::AnyScript); + case NegativeSign: + case PositiveSign: + break; + case AMText: + return qt_TDes2QString(TAmPmName(TAmPm(EAm))); + case PMText: + return qt_TDes2QString(TAmPmName(TAmPm(EPm))); + default: + break; + } + return QVariant(); +} + +#if !defined(QT_NO_SYSTEMLOCALE) +QEnvironmentChangeNotifier::QEnvironmentChangeNotifier() +{ + // Create the change notifier and install the callback function + const TCallBack callback(&QEnvironmentChangeNotifier::localeChanged, this); + QT_TRAP_THROWING(iChangeNotifier = CEnvironmentChangeNotifier::NewL(CActive::EPriorityStandard, callback)); + iChangeNotifier->Start(); +} + +TInt QEnvironmentChangeNotifier::localeChanged(TAny *data) +{ + QEnvironmentChangeNotifier *that = reinterpret_cast<QEnvironmentChangeNotifier *>(data); + + TInt flag = that->iChangeNotifier->Change(); + if (flag & EChangesLocale) { + static bool first = true; + if (!first) { // skip the first notification on app startup + QT_TRYCATCH_LEAVING(QLocalePrivate::updateSystemPrivate()); + QT_TRYCATCH_LEAVING(QCoreApplication::postEvent(qApp, new QEvent(QEvent::LocaleChange))); + } + first = false; + } + return KErrNone; +} + +QEnvironmentChangeNotifier::~QEnvironmentChangeNotifier() +{ + delete iChangeNotifier; +} +#endif + +QT_END_NAMESPACE |