import uwcse.graphics.*; //uw graphics library /** A class to display a circle in a graphics window */ public class WindowWithCircle{ // instance fields private GWindow window; private Oval circle; // Only one instance method: the constructor /** Create the diplay of a circle within a graphics window */ public WindowWithCircle() { /* Create the window and the circle */ window = new GWindow(); circle = new Oval(); /* Put the circle in the window */ window.add(circle); } }