main.cpp

//  ************************************************************************************************
//
//  BornAgain: simulate and fit reflection and scattering
//
//! @file      App/main.cpp
//! @brief     Main function of the whole GUI
//!
//! @homepage  http://www.bornagainproject.org
//! @license   GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors   Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
//  ************************************************************************************************

#include "App/AppOptions.h"
#include "Base/Util/Assert.h"
#include "GUI/Application/ApplicationSettings.h"
#include "GUI/Support/Util/Path.h"
#include "GUI/View/Main/MainWindow.h"
#include "GUI/View/Tool/Globals.h"
#include "config_build.h"
#include <QApplication>
#include <QDir>
#include <QIcon>
#include <QLocale>
#include <QMessageBox>
#include <QMetaType>
#include <QtGlobal>

int main(int argc, char* argv[])
{
    ApplicationOptions options(argc, argv);

    QLocale::setDefault(QLocale(QLocale::English, QLocale::UnitedStates));
    qRegisterMetaType<QVector<double>>("QVector<double>");

    int ret = -1;
    try {
        QApplication app(argc, argv);
        app.setApplicationName("BornAgain");
        app.setApplicationVersion(GUI::Base::Path::getBornAgainVersionString());
        app.setOrganizationName("BornAgain");
#ifndef Q_OS_MAC
        app.setWindowIcon(QIcon(":/images/BornAgain.ico"));
#endif

        ApplicationSettings applicationSettings;

        auto style = applicationSettings.styleToUse();
        applicationSettings.loadStyle(style);

        QString dir = GUI::Base::Path::appDataFolder();
        if (!QDir().exists(dir))
            QDir().mkpath(dir);

        MainWindow win;
        GUI::Global::mainWindow = &win;
        if (options.find("geometry"))
            win.resize(options.mainWindowSize());
        if (options.find("project-file"))
            win.loadProject(options.projectFile());
        win.show();

        ret = app.exec();
    } catch (const std::exception& ex) {
        QApplication app(argc, argv);
        QMessageBox msgbox(QMessageBox::Critical, "BornAgain: fatal bug",
                           QString("Sorry, you encountered a fatal bug.\n"
                                   "The application will terminate.\n"
                                   "Please note the following and inform the maintainers.\n\n")
                               + ex.what() + "\n",
                           QMessageBox::Ok, nullptr);
        msgbox.exec();
        return 1;
    }
    return ret;
}