localeselector.cpp Example File

widgets/validators/localeselector.cpp
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#include "localeselector.h" #include <QLocale> LocaleSelector::LocaleSelector(QWidget *parent) : QComboBox(parent) { int curIndex = -1; int index = 0; for (int _lang = QLocale::C; _lang <= QLocale::LastLanguage; ++_lang) { QLocale::Language lang = static_cast<QLocale::Language>(_lang); foreach (const QLocale &l, QLocale::matchingLocales(lang, QLocale::AnyScript, QLocale::AnyCountry)) { QString label = QLocale::languageToString(l.language()); label += QLatin1Char('/'); label += QLocale::countryToString(l.country()); // distinguish locales by script, if there are more than one script for a language/country pair if (QLocale::matchingLocales(l.language(), QLocale::AnyScript, l.country()).size() > 1) label += QLatin1String(" (") + QLocale::scriptToString(l.script()) + QLatin1Char(')'); addItem(label, QVariant::fromValue(l)); if (l.language() == locale().language() && l.country() == locale().country() && (locale().script() == QLocale::AnyScript || l.script() == locale().script())) { curIndex = index; } ++index; } } if (curIndex != -1) setCurrentIndex(curIndex); connect(this, SIGNAL(activated(int)), this, SLOT(emitLocaleSelected(int))); } void LocaleSelector::emitLocaleSelected(int index) { QVariant v = itemData(index); if (!v.isValid()) return; const QLocale l = v.value<QLocale>(); emit localeSelected(l); }