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feat: Added support for choosing the system-native language

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WerWolv
2025-08-17 15:50:27 +02:00
parent 9f24b35b1f
commit 4ade751caf
6 changed files with 104 additions and 14 deletions
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50
lib/libimhex/source/helpers/utils.cpp
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@@ -787,6 +787,56 @@ namespace hex {
return std::chrono::system_clock::from_time_t(std::mktime(&time));
}
std::optional<std::string> getOSLanguage() {
const static auto osLanguage = [] -> std::optional<std::string> {
#if defined(OS_WINDOWS)
const auto langId = ::GetUserDefaultUILanguage();
std::array<wchar_t, LOCALE_NAME_MAX_LENGTH> localeName;
if (::LCIDToLocaleName(MAKELCID(langId, SORT_DEFAULT), localeName.data(), localeName.size(), 0) > 0) {
return utf16ToUtf8(localeName.data());
}
return std::nullopt;
#elif defined(OS_MACOS)
const auto langs = CFLocaleCopyPreferredLanguages();
if (langs == nullptr || CFArrayGetCount(langs) == 0)
return std::nullopt;
ON_SCOPE_EXIT { CFRelease(langs); };
const auto lang = (CFStringRef)CFArrayGetValueAtIndex(langs, 0);
std::array<char, 256> buffer;
if (CFStringGetCString(lang, buffer.data(), buffer.size(), kCFStringEncodingUTF8)) {
return std::string(buffer.data());
}
return std::nullopt;
#elif defined(OS_LINUX)
auto lang = getEnvironmentVariable("LC_ALL");
if (!lang.has_value()) lang = getEnvironmentVariable("LC_MESSAGES");
if (!lang.has_value()) lang = getEnvironmentVariable("LANG");
if (lang.has_value() && !lang->empty() && *lang != "C" && *lang != "C.UTF-8") {
auto parts = wolv::util::splitString(*lang, ".");
if (parts.size() > 0)
return parts[0];
else
return *lang;
}
return std::nullopt;
#elif defined(OS_WEB)
return toLower(EM_ASM_INT({
return (int)navigator.language.length > 0 ? navigator.language : navigator.languages[0];
}));
#else
return std::nullopt;
#endif
}();
return osLanguage;
}
extern "C" void macOSCloseButtonPressed() {
EventCloseButtonPressed::post();
}