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eclipse
GitHub Repository: eclipse/sumo
 Path: blob/main/src/guisim_main.cpp
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/****************************************************************************/

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// Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo

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// Copyright (C) 2001-2025 German Aerospace Center (DLR) and others.

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// This program and the accompanying materials are made available under the

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// terms of the Eclipse Public License 2.0 which is available at

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// https://www.eclipse.org/legal/epl-2.0/

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// This Source Code may also be made available under the following Secondary

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// Licenses when the conditions for such availability set forth in the Eclipse

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// Public License 2.0 are satisfied: GNU General Public License, version 2

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// or later which is available at

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// https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html

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// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later

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/****************************************************************************/

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/// @file    guisim_main.cpp

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/// @author  Daniel Krajzewicz

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/// @author  Jakob Erdmann

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/// @author  Michael Behrisch

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/// @author  Felix Brack

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/// @date    Tue, 20 Nov 2001

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///

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// Main for GUISIM

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/****************************************************************************/

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#include <config.h>

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#ifdef HAVE_VERSION_H

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#include <version.h>

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#endif

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#include <ctime>

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#include <signal.h>

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#include <iostream>

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#include <microsim/MSFrame.h>

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#include <microsim/MSNet.h>

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#include <utils/options/Option.h>

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#include <utils/options/OptionsCont.h>

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#include <utils/options/OptionsIO.h>

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#include <utils/common/UtilExceptions.h>

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#include <utils/common/FileHelpers.h>

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#include <utils/common/MsgHandler.h>

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#include <utils/common/SystemFrame.h>

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#include <utils/foxtools/MsgHandlerSynchronized.h>

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#include <utils/xml/XMLSubSys.h>

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#include <gui/GUIApplicationWindow.h>

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#include <utils/gui/windows/GUIAppEnum.h>

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#include <utils/gui/settings/GUICompleteSchemeStorage.h>

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#include <traci-server/TraCIServer.h>

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// ===========================================================================

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// main function

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// ===========================================================================

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int

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main(int argc, char** argv) {

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    // make the output aware of threading

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    MsgHandler::setFactory(&MsgHandlerSynchronized::create);

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    OptionsCont& oc = OptionsCont::getOptions();

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    oc.setApplicationDescription(TL("GUI version of the microscopic, multi-modal traffic simulation SUMO."));

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    oc.setApplicationName("sumo-gui", "Eclipse SUMO GUI " VERSION_STRING);

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    gSimulation = true;

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    // preload registry from sumo to decide on language

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    FXRegistry reg("SUMO GUI", "sumo-gui");

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    reg.read();

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    gLanguage = reg.readStringEntry("gui", "language", gLanguage.c_str());

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    int ret = 0;

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    try {

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        // initialise subsystems

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        XMLSubSys::init();

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        MSFrame::fillOptions();

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        OptionsIO::setArgs(argc, argv);

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        OptionsIO::getOptions(true);

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        if (oc.processMetaOptions(false)) {

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            SystemFrame::close();

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            return 0;

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        }

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        // Make application

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        FXApp application("SUMO GUI", "sumo-gui");

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        // Open display

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        application.init(argc, argv);

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        int minor, major;

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        if (!FXGLVisual::supported(&application, major, minor)) {

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            throw ProcessError(TL("This system has no OpenGL support. Exiting."));

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        }

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        // build the main window

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        GUIApplicationWindow* window = new GUIApplicationWindow(&application);

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        gLanguage = oc.getString("language");

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        gSchemeStorage.init(&application);

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        window->dependentBuild(false);

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        // Create app

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        application.addSignal(SIGINT, window, MID_HOTKEY_CTRL_Q_CLOSE);

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        application.create();

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        // Load configuration given on command line

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        if (argc > 1) {

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            window->loadOnStartup();

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        }

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        // Run

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        window->setFocus();

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        ret = application.run();

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    } catch (const ProcessError& e) {

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        if (std::string(e.what()) != std::string("Process Error") && std::string(e.what()) != std::string("")) {

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            WRITE_ERROR(e.what());

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        }

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        MsgHandler::getErrorInstance()->inform("Quitting (on error).", false);

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        ret = 1;

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#ifndef _DEBUG

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    } catch (const std::exception& e) {

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        if (std::string(e.what()) != std::string("")) {

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            WRITE_ERROR(e.what());

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        }

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        MsgHandler::getErrorInstance()->inform("Quitting (on error).", false);

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        ret = 1;

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    } catch (...) {

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        MsgHandler::getErrorInstance()->inform("Quitting (on unknown error).", false);

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        ret = 1;

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#endif

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    }

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    TraCIServer::close();

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    SystemFrame::close();

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    return ret;

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}

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/****************************************************************************/

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