//Use an anonymous class to register a window
// listener on the Frame. This class extends
// WindowAdapter
addWindowListener(new WindowAdapter()
{//begin class definition
//Instance initializer
{System.out.println(
"Anonymous window listener class " +
"name: " + getClass().getName());}
public void windowClosing(WindowEvent e){
System.out.println(
"Close button clicked");
System.exit(0);
}//end windowClosing
}//end class definition
);//end addWindowListener
setVisible(true);
}//end constructor
}//end GUI class
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