JavaFx expandable Textfield sample

Question

in my company we got a task to implement an autoexpandable textfield. As this functionality is not provided by default we had to develop it from scratch. There are many posibil

Answer 1

that's work for me fine

 field.setMinWidth(40);

    field.textProperty().addListener(new ChangeListener() {

     @Override
     public void changed(ObservableValue observable, String oldValue, 
      String newValue) {
         int len = newValue.length();
         field.setPrefWidth(len*10);
       if(newValue.isEmpty() || oldValue.isEmpty()){
            field.setPrefWidth(40);
        }        
     });