QMainWindow(parent),

ui(new Ui::MainWindow)

{

ui->setupUi(this);

QList<QKeySequence> s; // exit app with ESC or CTRL+Q

s << QKeySequence(Qt::Key_Escape) << QKeySequence(Qt::CTRL | Qt::Key_Q);

ui->action_Quit->setShortcuts(s);

// disable line buffering on stdin

setbuf(stdin, _IOFBF);

notifier = new QSocketNotifier(fileno(stdin), QSocketNotifier::Read, this);

connect(notifier, SIGNAL(activated(int)), this, SLOT(onData()));

{

//qDebug() << Q_FUNC_INFO;

std::string line;

std::getline(std::cin, line);

if (std::cin.eof()) {

emit quit();

}

//qDebug() << "Recieved data:" << line;

ui->gcode->appendNewPlainText(QString(line.c_str()));