mirror of
https://github.com/QuasarApp/QuasarAppLib.git
synced 2025-04-26 17:54:40 +00:00
140 lines
3.5 KiB
C++
140 lines
3.5 KiB
C++
/*
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* Copyright (C) 2018-2022 QuasarApp.
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* Distributed under the lgplv3 software license, see the accompanying
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* Everyone is permitted to copy and distribute verbatim copies
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* of this license document, but changing it is not allowed.
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*/
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#include "locales.h"
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#include <QCoreApplication>
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#include <QTranslator>
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#include <QLocale>
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#include <QLibraryInfo>
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#include <QRegularExpression>
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#include "params.h"
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#include "qdebug.h"
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using namespace QuasarAppUtils;
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bool QuasarAppUtils::Locales::findQm(const QString& localePrefix,
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QFileInfoList &qmFiles) {
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if (localePrefix.size() < 2)
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return false;
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const auto prefixes = localePrefix.split(QRegularExpression("[_-]"));
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auto prefixIt = prefixes.begin();
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for (const auto &location: qAsConst(_locations)) {
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qmFiles += QDir(location).entryInfoList({"*" + (*prefixIt).toLower() + "*.qm"}, QDir::Files);
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}
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return qmFiles.size();
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}
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bool Locales::setLocalePrivate(const QLocale &locale) {
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removeOldTranslation();
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const auto list = locale.uiLanguages();
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QFileInfoList qmFiles;
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auto it = list.begin();
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while (it != list.end() && !findQm(*it, qmFiles)) {
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it++;
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}
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if (qmFiles.isEmpty())
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return false;
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for (const auto & file: qAsConst(qmFiles)) {
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auto translator = new QTranslator();
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if(!translator->load(file.absoluteFilePath())) {
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QuasarAppUtils::Params::log("Failed to load translation file : " + file.absoluteFilePath(),
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QuasarAppUtils::Warning);
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delete translator;
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continue;
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}
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if (!QCoreApplication::installTranslator(translator)) {
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QuasarAppUtils::Params::log("Failed to install translation file : " + translator->filePath(),
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QuasarAppUtils::Warning);
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delete translator;
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continue;
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}
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_translations.push_back(translator);
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}
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emit sigTranslationChanged();
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_currentLocate = locale;
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return _translations.size();
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}
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const QLocale &Locales::currentLocate() {
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auto obj = instance();
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return obj->currentLocatePrivate();
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}
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bool Locales::setLocale(const QLocale &locale) {
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auto obj = instance();
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return obj->setLocalePrivate(locale);
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}
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bool Locales::init(const QLocale &locale, const QSet<QString> & location) {
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auto obj = instance();
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return obj->initPrivate(locale, location);
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}
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bool Locales::initPrivate(const QLocale &locale, const QSet<QString> & locations) {
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#if QT_VERSION <= QT_VERSION_CHECK(6, 0, 0)
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auto defaultTr = QLibraryInfo::location(QLibraryInfo::TranslationsPath);
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#else
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auto defaultTr = QLibraryInfo::path(QLibraryInfo::TranslationsPath);
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#endif
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_locations = locations;
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if (!_locations.contains(defaultTr)) {
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_locations += defaultTr;
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}
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return setLocalePrivate(locale);
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}
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Locales *Locales::instance() {
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static auto instance = new Locales();
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return instance;
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}
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void Locales::removeOldTranslation() {
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for (const auto & tr :qAsConst(_translations)) {
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QCoreApplication::removeTranslator(tr);
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delete tr;
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}
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_translations.clear();
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}
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void Locales::addLocationPrivate(const QString &location) {
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_locations += location;
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}
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const QLocale &Locales::currentLocatePrivate() const {
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return _currentLocate;
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}
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void Locales::addLocation(const QString &location) {
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auto obj = instance();
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obj->addLocationPrivate(location);
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}
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Locales::~Locales() {
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removeOldTranslation();
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}
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