mirror of
https://github.com/RetroDECK/Duckstation.git
synced 2024-10-23 23:55:42 +00:00
117 lines
3.3 KiB
C++
117 lines
3.3 KiB
C++
#include "common/crash_handler.h"
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#include "mainwindow.h"
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#include "qthostinterface.h"
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#include "qtutils.h"
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#include <QtWidgets/QApplication>
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#include <QtWidgets/QMessageBox>
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#include <csignal>
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#include <cstdio>
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#include <cstdlib>
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#include <memory>
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static bool ParseCommandLineParameters(QApplication& app, QtHostInterface* host_interface,
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std::unique_ptr<SystemBootParameters>* boot_params)
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{
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const QStringList args(app.arguments());
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std::vector<std::string> converted_args;
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std::vector<char*> converted_argv;
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converted_args.reserve(args.size());
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converted_argv.reserve(args.size());
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for (const QString& arg : args)
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converted_args.push_back(arg.toStdString());
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for (std::string& arg : converted_args)
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converted_argv.push_back(arg.data());
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return host_interface->ParseCommandLineParameters(args.size(), converted_argv.data(), boot_params);
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}
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static void SignalHandler(int signal)
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{
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// First try the normal (graceful) shutdown/exit.
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static bool graceful_shutdown_attempted = false;
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if (!graceful_shutdown_attempted)
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{
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std::fprintf(stderr, "Received CTRL+C, attempting graceful shutdown. Press CTRL+C again to force.\n");
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graceful_shutdown_attempted = true;
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QtHostInterface::GetInstance()->requestExit();
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return;
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}
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std::signal(signal, SIG_DFL);
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// MacOS is missing std::quick_exit() despite it being C++11...
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#ifndef __APPLE__
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std::quick_exit(1);
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#else
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_Exit(1);
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#endif
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}
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static void HookSignals()
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{
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std::signal(SIGINT, SignalHandler);
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std::signal(SIGTERM, SignalHandler);
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}
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int main(int argc, char* argv[])
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{
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CrashHandler::Install();
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// Register any standard types we need elsewhere
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qRegisterMetaType<std::optional<bool>>();
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qRegisterMetaType<std::function<void()>>();
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QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
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QGuiApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
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#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
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QGuiApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
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#endif
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QApplication app(argc, argv);
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#ifdef _WIN32
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// Use Segoe UI on Windows rather than MS Shell Dlg 2, courtesy of Dolphin.
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// Can be removed once switched to Qt 6.
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QApplication::setFont(QApplication::font("QMenu"));
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#endif
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std::unique_ptr<QtHostInterface> host_interface = std::make_unique<QtHostInterface>();
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std::unique_ptr<SystemBootParameters> boot_params;
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if (!ParseCommandLineParameters(app, host_interface.get(), &boot_params))
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return EXIT_FAILURE;
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std::unique_ptr<MainWindow> window = std::make_unique<MainWindow>(host_interface.get());
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if (!host_interface->Initialize())
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{
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host_interface->Shutdown();
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QMessageBox::critical(nullptr, QObject::tr("DuckStation Error"),
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QObject::tr("Failed to initialize host interface. Cannot continue."), QMessageBox::Ok);
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return EXIT_FAILURE;
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}
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window->initializeAndShow();
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HookSignals();
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// if we're in batch mode, don't bother refreshing the game list as it won't be used
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if (!host_interface->inBatchMode())
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host_interface->refreshGameList();
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if (boot_params)
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{
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host_interface->bootSystem(std::move(boot_params));
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}
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else
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{
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window->startupUpdateCheck();
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}
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int result = app.exec();
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window.reset();
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host_interface->Shutdown();
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return result;
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}
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