def __init__(self): QDialog.__init__(self) # Set up the user interface from Designer. self.ui = Ui_syncForm() self.ui.setupUi(self) self.setWindowFlags(Qt.FramelessWindowHint) scr = QApplication.desktop().screenGeometry(0) self.move( scr.center() - self.rect().center() ) self.failed = False self.ui.buttonBox.setEnabled(False)