qlocale_unix.cpp

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1/****************************************************************************-
2**-
3** Copyright (C) 2016 The Qt Company Ltd.-
4** Contact: https://www.qt.io/licensing/-
5**-
6** This file is part of the QtCore module of the Qt Toolkit.-
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22** ensure the GNU Lesser General Public License version 3 requirements-
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36** $QT_END_LICENSE$-
37**-
38****************************************************************************/-
39-
40#include "qlocale_p.h"-
41-
42#include "qstringbuilder.h"-
43#include "qdatetime.h"-
44#include "qstringlist.h"-
45#include "qvariant.h"-
46#include "qreadwritelock.h"-
47-
48QT_BEGIN_NAMESPACE-
49-
50#ifndef QT_NO_SYSTEMLOCALE-
51struct QSystemLocaleData-
52{-
53 QSystemLocaleData()-
54 : lc_numeric(QLocale::C)-
55 ,lc_time(QLocale::C)-
56 ,lc_monetary(QLocale::C)-
57 ,lc_messages(QLocale::C)-
58 {-
59 readEnvironment();-
60 }-
61-
62 void readEnvironment();-
63-
64 QReadWriteLock lock;-
65-
66 QLocale lc_numeric;-
67 QLocale lc_time;-
68 QLocale lc_monetary;-
69 QLocale lc_messages;-
70 QByteArray lc_messages_var;-
71 QByteArray lc_measurement_var;-
72 QStringList uiLanguages;-
73};-
74-
75void QSystemLocaleData::readEnvironment()-
76{-
77 QWriteLocker locker(&lock);-
78-
79 QByteArray all = qgetenv("LC_ALL");-
80 QByteArray numeric = all.isEmpty() ? qgetenv("LC_NUMERIC") : all;-
81 QByteArray time = all.isEmpty() ? qgetenv("LC_TIME") : all;-
82 QByteArray monetary = all.isEmpty() ? qgetenv("LC_MONETARY") : all;-
83 lc_messages_var = all.isEmpty() ? qgetenv("LC_MESSAGES") : all;-
84 lc_measurement_var = all.isEmpty() ? qgetenv("LC_MEASUREMENT") : all;-
85 QByteArray lang = qgetenv("LANG");-
86 if (lang.isEmpty())-
87 lang = QByteArray("C");-
88 if (numeric.isEmpty())-
89 numeric = lang;-
90 if (time.isEmpty())-
91 time = lang;-
92 if (monetary.isEmpty())-
93 monetary = lang;-
94 if (lc_messages_var.isEmpty())-
95 lc_messages_var = lang;-
96 if (lc_measurement_var.isEmpty())-
97 lc_measurement_var = lang;-
98 lc_numeric = QLocale(QString::fromLatin1(numeric));-
99 lc_time = QLocale(QString::fromLatin1(time));-
100 lc_monetary = QLocale(QString::fromLatin1(monetary));-
101 lc_messages = QLocale(QString::fromLatin1(lc_messages_var));-
102}-
103-
104Q_GLOBAL_STATIC(QSystemLocaleData, qSystemLocaleData)-
105-
106#endif-
107-
108#ifndef QT_NO_SYSTEMLOCALE-
109-
110QLocale QSystemLocale::fallbackUiLocale() const-
111{-
112 QByteArray lang = qgetenv("LC_ALL");-
113 if (lang.isEmpty())
lang.isEmpty()Description
TRUEevaluated 1015 times by 12 tests
Evaluated by:
  • tst_qapplication - unknown status
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FALSEnever evaluated
0-1015
114 lang = qgetenv("LC_MESSAGES");
executed 1015 times by 12 tests: lang = qgetenv("LC_MESSAGES");
Executed by:
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1015
115 if (lang.isEmpty())
lang.isEmpty()Description
TRUEevaluated 1015 times by 12 tests
Evaluated by:
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FALSEnever evaluated
0-1015
116 lang = qgetenv("LANG");
executed 1015 times by 12 tests: lang = qgetenv("LANG");
Executed by:
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1015
117 // if the locale is the "C" locale, then we can return the language we found here:-
118 if (lang.isEmpty() || lang == QByteArray("C") || lang == QByteArray("POSIX"))
lang.isEmpty()Description
TRUEevaluated 789 times by 1 test
Evaluated by:
  • tst_selftests - unknown status
FALSEevaluated 226 times by 11 tests
Evaluated by:
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lang == QByteArray("C")Description
TRUEnever evaluated
FALSEevaluated 226 times by 11 tests
Evaluated by:
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lang == QByteArray("POSIX")Description
TRUEnever evaluated
FALSEevaluated 226 times by 11 tests
Evaluated by:
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0-789
119 return QLocale(QString::fromLatin1(lang));
executed 789 times by 1 test: return QLocale(QString::fromLatin1(lang));
Executed by:
  • tst_selftests - unknown status
789
120-
121 // if the locale is not the "C" locale and LANGUAGE is not empty, return-
122 // the first part of LANGUAGE if LANGUAGE is set and has a first part:-
123 QByteArray language = qgetenv("LANGUAGE");-
124 if (!language.isEmpty()) {
!language.isEmpty()Description
TRUEevaluated 226 times by 11 tests
Evaluated by:
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FALSEnever evaluated
0-226
125 language = language.split(':').firstconstFirst();-
126 if (!language.isEmpty())
!language.isEmpty()Description
TRUEevaluated 226 times by 11 tests
Evaluated by:
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FALSEnever evaluated
0-226
127 return QLocale(QString::fromLatin1(language));
executed 226 times by 11 tests: return QLocale(QString::fromLatin1(language));
Executed by:
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226
128 }
never executed: end of block
0
129-
130 return QLocale(QString::fromLatin1(lang));
never executed: return QLocale(QString::fromLatin1(lang));
0
131}-
132-
133QVariant QSystemLocale::query(QueryType type, QVariant in) const-
134{-
135 QSystemLocaleData *d = qSystemLocaleData();-
136-
137 if (type == LocaleChanged) {-
138 d->readEnvironment();-
139 return QVariant();-
140 }-
141-
142 QReadLocker locker(&d->lock);-
143-
144 const QLocale &lc_numeric = d->lc_numeric;-
145 const QLocale &lc_time = d->lc_time;-
146 const QLocale &lc_monetary = d->lc_monetary;-
147 const QLocale &lc_messages = d->lc_messages;-
148-
149 switch (type) {-
150 case DecimalPoint:-
151 return lc_numeric.decimalPoint();-
152 case GroupSeparator:-
153 return lc_numeric.groupSeparator();-
154 case ZeroDigit:-
155 return lc_numeric.zeroDigit();-
156 case NegativeSign:-
157 return lc_numeric.negativeSign();-
158 case DateFormatLong:-
159 return lc_time.dateFormat(QLocale::LongFormat);-
160 case DateFormatShort:-
161 return lc_time.dateFormat(QLocale::ShortFormat);-
162 case TimeFormatLong:-
163 return lc_time.timeFormat(QLocale::LongFormat);-
164 case TimeFormatShort:-
165 return lc_time.timeFormat(QLocale::ShortFormat);-
166 case DayNameLong:-
167 return lc_time.dayName(in.toInt(), QLocale::LongFormat);-
168 case DayNameShort:-
169 return lc_time.dayName(in.toInt(), QLocale::ShortFormat);-
170 case MonthNameLong:-
171 return lc_time.monthName(in.toInt(), QLocale::LongFormat);-
172 case MonthNameShort:-
173 return lc_time.monthName(in.toInt(), QLocale::ShortFormat);-
174 case StandaloneMonthNameLong:-
175 return lc_time.standaloneMonthName(in.toInt(), QLocale::LongFormat);-
176 case StandaloneMonthNameShort:-
177 return lc_time.standaloneMonthName(in.toInt(), QLocale::ShortFormat);-
178 case DateToStringLong:-
179 return lc_time.toString(in.toDate(), QLocale::LongFormat);-
180 case DateToStringShort:-
181 return lc_time.toString(in.toDate(), QLocale::ShortFormat);-
182 case TimeToStringLong:-
183 return lc_time.toString(in.toTime(), QLocale::LongFormat);-
184 case TimeToStringShort:-
185 return lc_time.toString(in.toTime(), QLocale::ShortFormat);-
186 case DateTimeFormatLong:-
187 return lc_time.dateTimeFormat(QLocale::LongFormat);-
188 case DateTimeFormatShort:-
189 return lc_time.dateTimeFormat(QLocale::ShortFormat);-
190 case DateTimeToStringLong:-
191 return lc_time.toString(in.toDateTime(), QLocale::LongFormat);-
192 case DateTimeToStringShort:-
193 return lc_time.toString(in.toDateTime(), QLocale::ShortFormat);-
194 case PositiveSign:-
195 return lc_numeric.positiveSign();-
196 case AMText:-
197 return lc_time.amText();-
198 case PMText:-
199 return lc_time.pmText();-
200 case FirstDayOfWeek:-
201 return lc_time.firstDayOfWeek();-
202 case CurrencySymbol:-
203 return lc_monetary.currencySymbol(QLocale::CurrencySymbolFormat(in.toUInt()));-
204 case CurrencyToString: {-
205 switch (in.type()) {-
206 case QVariant::Int:-
207 return lc_monetary.toCurrencyString(in.toInt());-
208 case QVariant::UInt:-
209 return lc_monetary.toCurrencyString(in.toUInt());-
210 case QVariant::Double:-
211 return lc_monetary.toCurrencyString(in.toDouble());-
212 case QVariant::LongLong:-
213 return lc_monetary.toCurrencyString(in.toLongLong());-
214 case QVariant::ULongLong:-
215 return lc_monetary.toCurrencyString(in.toULongLong());-
216 default:-
217 break;-
218 }-
219 return QString();-
220 }-
221 case MeasurementSystem: {-
222 const QString meas_locale = QString::fromLatin1(d->lc_measurement_var.constData(), d->lc_measurement_var.size());-
223 if (meas_locale.compare(QLatin1String("Metric"), Qt::CaseInsensitive) == 0)-
224 return QLocale::MetricSystem;-
225 if (meas_locale.compare(QLatin1String("Other"), Qt::CaseInsensitive) == 0)-
226 return QLocale::MetricSystem;-
227 return QVariant((int)QLocale(meas_locale).measurementSystem());-
228 }-
229 case UILanguages: {-
230 if (!d->uiLanguages.isEmpty())-
231 return d->uiLanguages;-
232 QString languages = QString::fromLatin1(qgetenv("LANGUAGE"));-
233 QStringList lst;-
234 if (languages.isEmpty())-
235 lst.append(QString::fromLatin1(d->lc_messages_var));-
236 else-
237 lst = languages.split(QLatin1Char(':'));-
238-
239 for (int i = 0; i < lst.size(); ++i) {-
240 const QString &name = lst.at(i);-
241 QString lang, script, cntry;-
242 if (qt_splitLocaleName(name, lang, script, cntry)) {-
243 if (!cntry.length())-
244 d->uiLanguages.append(lang);-
245 else-
246 d->uiLanguages.append(lang % QLatin1Char('-') % cntry);-
247 }-
248 }-
249 return d->uiLanguages.isEmpty() ? QVariant() : QVariant(d->uiLanguages);-
250 }-
251 case StringToStandardQuotation:-
252 return lc_messages.quoteString(in.value<QStringRef>());-
253 case StringToAlternateQuotation:-
254 return lc_messages.quoteString(in.value<QStringRef>(), QLocale::AlternateQuotation);-
255 case ListToSeparatedString:-
256 return lc_messages.createSeparatedList(in.toStringList());-
257 case LocaleChanged:-
258 Q_ASSERT(false);-
259 default:-
260 break;-
261 }-
262 return QVariant();-
263}-
264#endif // QT_NO_SYSTEMLOCALE-
265-
266QT_END_NAMESPACE-
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