!7

sclass StefansAssistant > DynPrintLog {
  transient JTextField tfInput;
  
  JComponent visualize() {
    ret centerAndSouthWithMargins(super.visualize(),
      onEnter(tfInput = jtextfield("sf"), rThread go));
  }
  
  void go {
    print(sfBot_answer(getText(tfInput)));
  }
}