// %pacpus:license{
// This file is part of the PACPUS framework distributed under the
// CECILL-C License, Version 1.0.
// %pacpus:license}
/// @file
/// @author  Marek Kurdej <firstname.surname@utc.fr>
/// @date    March, 2013
/// @version $Id$
/// @copyright Copyright (c) UTC/CNRS Heudiasyc 2006 - 2013. All rights reserved.

#include <csignal>
#include <Pacpus/kernel/Log.h>
#include <Pacpus/kernel/PacpusApplication.h>
#include <Pacpus/kernel/PacpusException.h>
#include <sstream>
#include <string>

using namespace pacpus;

DECLARE_STATIC_LOGGER("pacpus.core.PacpusApplication");

PacpusApplication::PacpusApplication(int & argc, char ** argv
#ifndef Q_QDOC
                                   , int _internal
#endif
                                   )
    : QApplication(argc, argv, _internal)
{
    //installSignalHandler();
}

//PacpusApplication::PacpusApplication(int & argc, char ** argv, bool GUIenabled
//#ifndef Q_QDOC
//                                   , int _internal
//#endif
//                                   )
//    : QApplication(argc, argv, GUIenabled, _internal)
//{
//}

//PacpusApplication::PacpusApplication(int & argc, char ** argv, Type type
//#ifndef Q_QDOC
//                                   , int _internal
//#endif
//                                   )
//    : QApplication(argc, argv, type, _internal)
//{
//}

#if defined(Q_WS_X11)
PacpusApplication::PacpusApplication(Display * display, Qt::HANDLE visual, Qt::HANDLE colormap
#ifndef Q_QDOC
                                   , int _internal
#endif
                                   )
    : QApplication(display, visual, colormap, _internal)
{
}

PacpusApplication::PacpusApplication(Display * display, int & argc, char ** argv, Qt::HANDLE visual , Qt::HANDLE colormap
#ifndef Q_QDOC
                                   , int _internal
#endif
                                   )
    : QApplication(display, argc, argv, visual, colormap, _internal)
{
}
#endif

#if defined(Q_OS_SYMBIAN)
PacpusApplication::PacpusApplication(QApplication::QS60MainApplicationFactory factory, int & argc, char ** argv
#ifndef Q_QDOC
                                   , int _internal
#endif
                                   )
    : QApplication(factory, argc, argv, _internal)
{
}
#endif

PacpusApplication::~PacpusApplication()
{
}

bool PacpusApplication::notify(QObject * receiver, QEvent * ev)
{
    try {
        return QApplication::notify(receiver, ev);
    } catch(PacpusException & e) {
        (void) e; // unused
        LOG_ERROR("PacpusException thrown:" << e.what());
    } catch(std::exception & e) {
        (void) e; // unused
        LOG_ERROR("std::exception thrown:" << e.what());
    }
    return false;
}

void signalHandler(int signal);

void PacpusApplication::installSignalHandler()
{
    LOG_INFO("installing signal handler...");

    typedef void (*SignalHandlerType)(int);

    //std::signal(SIGABRT, &signalHandler);
    //std::signal(SIGFPE, &signalHandler);
    //std::signal(SIGILL, &signalHandler);
    std::signal(SIGINT, &signalHandler); // interrupt (CTRL-C)
    //std::signal(SIGSEGV, &signalHandler);
    //std::signal(SIGTERM, &signalHandler);

    LOG_INFO("successfully installed signal handler");
}

void signalHandler(int signal)
{
    LOG_FATAL("signal received: sig = " << signal);
    std::stringstream errorMessage;
    errorMessage << "received signal number " << signal;
    throw PacpusException(errorMessage.str());
}