第11章 GUI 07 ActionEvent 2

鱼欲遇雨：每日都学习一点，持之以恒，天道酬勤！不能用电脑时，提前补上！（2012.9.15）

// TestActionEvent2.javaimport java.awt.*;import java.awt.event.*;public class TestActionEvent2 {public static void main(String args[]) {Frame f = new Frame("Test");Button b1 = new Button("Start");Button b2 = new Button("Stop");Moniter2 mh = new Moniter2();b1.addActionListener(mh);b2.addActionListener(mh);b2.setActionCommand("game over");f.add(b1, "North");f.add(b2, "Center");f.pack();f.setVisible(true);}}class Moniter2 implements ActionListener {public void actionPerformed(ActionEvent e) {System.out.println("A button has been pressed." +"the relative info is :\n" + e.getActionCommand());}}