connect(&_process, SIGNAL(finished(int, QProcess::ExitStatus)), SLOT(processFinished(int, QProcess::ExitStatus)));
connect(&_process, SIGNAL(error(QProcess::ProcessError)), SLOT(processError(QProcess::ProcessError)));
connect(&_process, SIGNAL(finished(int, QProcess::ExitStatus)), SLOT(processFinished(int, QProcess::ExitStatus)));
connect(&_process, SIGNAL(error(QProcess::ProcessError)), SLOT(processError(QProcess::ProcessError)));