java - How to get HBox if the button in the HBox was clicked on in JavaFX

Question

I am trying to figure out how to get the HBox object if the Button sitting in the HBox was clicked on, in JavaFX.

button.setOnAction(new EventHandler<ActionEvent>() {
      @Override
      public void handle(ActionEvent event) {
          Button btn = (Button)event.getSource();
          //get the the Hbox object that this button in is
      }
}

Answer 1

等待大神答复