def closeEvent(self, event):
self.ui.save_state(self.set_file)
if self.ui.pb_start_scan.text() == "Stop optimization":
self.opt.opt_ctrl.stop()
self.m_status.is_ok = lambda: True
del (self.opt)
self.ui.pb_start_scan.setStyleSheet("color: rgb(85, 255, 127);")
self.ui.pb_start_scan.setText("Start optimization")
return 0
QFrame.closeEvent(self, event)
