public class SimpleBert extends Applet
{ class ButtonHandler implements
ActionListener
{ public ButtonHandler()
{
}
public
void actionPerformed(ActionEvent e)
{
bert.setLabel("Great!"); // note: bert not defined in ButtonHandler!
}
}
public void init()
{ bert = new Button("Hi,
I'm Bert!")
add(bert);
// puts bert on the screen
bertsHandler
= new ButtonHandler();
bert.addActionListener(bertsHandler);
}
Button bert;
ButtonHandler bertsHandler;
}