* 一个使用KeyStroke自定义快捷键的示例
 * 
*/
public class MnemonicT extends JFrame {
 private int count = 0;

 private JButton button;

 public MnemonicT() {
  super("Mnemonic Test");
  JPanel panel = new JPanel();
  panel.setPreferredSize(new Dimension(320, 240));
  panel.setLayout(new FlowLayout());

  button = new JButton(new AbstractAction("ClickTimes:" + count) {
   public void actionPerformed(ActionEvent e) {
    button.setText("ClickTimes:" + (++count));
   }
  });
  panel.add(button);
  add(panel);

  InputMap im = button.getInputMap(JButton.WHEN_IN_FOCUSED_WINDOW);
  im.put(KeyStroke.getKeyStroke("control A"), "buttonAction"); // 按CTRL+A
  button.getActionMap().put("buttonAction", button.getAction());
  pack();
  setDefaultCloseOperation(EXIT_ON_CLOSE);
 }

 public static void main(String[] args) {
  SwingUtilities.invokeLater(new Runnable() {
   public void run() {
    new MnemonicT().setVisible(true);
   }
  });
 }
}