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// Copyright (C) 2022-2025 Vladislav Nepogodin
//
// This file is part of CachyOS kernel manager.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#include "km-window.hpp"
#include <QApplication>
#include <QSharedMemory>
#include <QTranslator>
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wsign-conversion"
#pragma clang diagnostic ignored "-Wimplicit-int-conversion"
#elif defined(__GNUC__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wsign-conversion"
#pragma GCC diagnostic ignored "-Wconversion"
#endif
#include <QLibraryInfo>
#if defined(__clang__)
#pragma clang diagnostic pop
#elif defined(__GNUC__)
#pragma GCC diagnostic pop
#endif
namespace {
bool IsInstanceAlreadyRunning(QSharedMemory& memoryLock) noexcept {
if (!memoryLock.create(1)) {
memoryLock.attach();
memoryLock.detach();
if (!memoryLock.create(1)) {
return true;
}
}
return false;
}
/* Adopted from bitcoin-qt source code.
* Licensed under MIT
*/
/** Set up translations */
void initTranslations(QTranslator& qtTranslatorBase, QTranslator& qtTranslator, QTranslator& translatorBase, QTranslator& translator) noexcept {
// Remove old translators
QApplication::removeTranslator(&qtTranslatorBase);
QApplication::removeTranslator(&qtTranslator);
QApplication::removeTranslator(&translatorBase);
QApplication::removeTranslator(&translator);
// Get desired locale (e.g. "de_DE")
// 1) System default language
const auto lang_territory = QLocale::system().name();
// Convert to "de" only by truncating "_DE"
QString lang = lang_territory;
lang.truncate(lang_territory.lastIndexOf('_'));
// Load language files for configured locale:
// - First load the translator for the base language, without territory
// - Then load the more specific locale translator
#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
const auto translation_path{QLibraryInfo::location(QLibraryInfo::TranslationsPath)};
#else
const auto translation_path{QLibraryInfo::path(QLibraryInfo::TranslationsPath)};
#endif
// Load e.g. qt_de.qm
if (qtTranslatorBase.load("qt_" + lang, translation_path)) {
QApplication::installTranslator(&qtTranslatorBase);
}
// Load e.g. qt_de_DE.qm
if (qtTranslator.load("qt_" + lang_territory, translation_path)) {
QApplication::installTranslator(&qtTranslator);
}
// Load e.g. cachyos-kernel-manager_de.qm (shortcut "de" needs to be defined in bitcoin.qrc)
if (translatorBase.load(lang, ":/translations/")) {
QApplication::installTranslator(&translatorBase);
}
// Load e.g. cachyos-kernel-manager_de_DE.qm (shortcut "de_DE" needs to be defined in bitcoin.qrc)
if (translator.load(lang_territory, ":/translations/")) {
QApplication::installTranslator(&translator);
}
}
} // namespace
auto main(int argc, char** argv) -> std::int32_t {
QSharedMemory sharedMemoryLock("CachyOS-KM-lock");
if (IsInstanceAlreadyRunning(sharedMemoryLock)) {
return -1;
}
/// 1. Basic Qt initialization (not dependent on parameters or configuration)
#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
// Generate high-dpi pixmaps
QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
#endif
/// 2. Application identification
QApplication::setOrganizationName("CachyOS");
QApplication::setOrganizationDomain("cachyos.org");
QApplication::setApplicationName("CachyOS-KM");
QApplication::setDesktopFileName("org.cachyos.KernelManager");
// Set application attributes
const QApplication app(argc, argv);
/// 3. Initialization of translations
QTranslator qtTranslatorBase;
QTranslator qtTranslator;
QTranslator translatorBase;
QTranslator translator;
initTranslations(qtTranslatorBase, qtTranslator, translatorBase, translator);
MainWindow w;
w.show();
return app.exec(); // NOLINT
}