/*
Copyright (c) 2017, Lukas Holecek <hluk@email.cz>
This file is part of CopyQ.
CopyQ 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 3 of the License, or
(at your option) any later version.
CopyQ 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 CopyQ. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef APPLICATIONEXCEPTIONHANDLER_H
#define APPLICATIONEXCEPTIONHANDLER_H
#include <QObject>
#include <exception>
class QCoreApplication;
class QEvent;
void logException(const char *what = nullptr);
namespace detail {
class ApplicationExceptionHandlerBase : public QObject
{
Q_OBJECT
protected:
/// Exit application (thread-safe).
void exit(int exitCode);
private slots:
void exitSlot(int exitCode);
};
} // namespace detail
template <typename QtApplication>
class ApplicationExceptionHandler : public detail::ApplicationExceptionHandlerBase, public QtApplication
{
public:
ApplicationExceptionHandler(int &argc, char **argv)
: QtApplication(argc, argv)
{
}
bool notify(QObject *receiver, QEvent *event) override
{
try {
return QtApplication::notify(receiver, event);
} catch (const std::exception &e) {
logException(e.what());
} catch (...) {
logException();
}
detail::ApplicationExceptionHandlerBase::exit(1);
return true;
}
};
#endif // APPLICATIONEXCEPTIONHANDLER_H