// this method is called when the user close the java window public void quit() { super.quit(); // disposing the displayFrame automatically calls quit() on the display, // so we don't need to do so ourselves here. if (displayFrame != null) { displayFrame.dispose(); displayFrame2.dispose(); } // displayFrame = null; // let gc // displayFrame2=null; // display = null; // let gc // display2=null; }
public void quit() { super.quit(); display = null; if (displayFrame != null) { JFrame f = displayFrame; displayFrame = null; f.dispose(); } }