记录一些js 的框架，类库以及一些工具

import javax.swing.*;

import java.awt.*;

import java.awt.event.*;

public class CardDeck extends JFrame implements ActionListener {

private static final long serialVersionUID = -2827714684185695534L;

private CardLayout cardManager;

private JPanel deck;

private JButton controls[];

private String names[] = { "First card", "Next card", "Previous card",

"Last card" };

public CardDeck() {

super("CardLayout ");

Container c = getContentPane();

// create the JPanel with CardLayout

deck = new JPanel();

cardManager = new CardLayout();

deck.setLayout(cardManager);

// set up card1 and add it to JPanel deck

JLabel label1 = new JLabel("card one", SwingConstants.CENTER);

JPanel card1 = new JPanel();

card1.add(label1);

deck.add(card1, label1.getText()); // add card to deck

// set up card2 and add it to JPanel deck

JLabel label2 = new JLabel("card two", SwingConstants.CENTER);

JPanel card2 = new JPanel();

card2.setBackground(Color.yellow);

card2.add(label2);

deck.add(card2, label2.getText()); // add card to deck

// set up card3 and add it to JPanel deck

JLabel label3 = new JLabel("card three");

JPanel card3 = new JPanel();

card3.setLayout(new BorderLayout());

card3.add(new JButton("North"), BorderLayout.NORTH);

card3.add(new JButton("West"), BorderLayout.WEST);

card3.add(new JButton("East"), BorderLayout.EAST);

card3.add(new JButton("South"), BorderLayout.SOUTH);

card3.add(label3, BorderLayout.CENTER);

deck.add(card3, label3.getText()); // add card to deck

// create and layout buttons that will control deck

JPanel buttons = new JPanel();

buttons.setLayout(new GridLayout(2, 2));

controls = new JButton[names.length];

for (int i = 0; i < controls.length; i++) {

controls[i] = new JButton(names[i]);

controls[i].addActionListener(this);

buttons.add(controls[i]);

}

// add JPanel deck and JPanel buttons to the applet

c.add(buttons, BorderLayout.WEST);

c.add(deck, BorderLayout.EAST);

setSize(450, 200);

setVisible(true);

}

public void actionPerformed(ActionEvent e) {

if (e.getSource() == controls[0])

cardManager.first(deck); // show first card

else if (e.getSource() == controls[1])

cardManager.next(deck); // show next card

else if (e.getSource() == controls[2])

cardManager.previous(deck); // show previous card

else if (e.getSource() == controls[3])

cardManager.last(deck); // show last card

}

public static void main(String args[]) {

CardDeck cardDeckDemo = new CardDeck();

cardDeckDemo.addWindowListener(new WindowAdapter() {

public void windowClosing(WindowEvent e) {

System.exit(0);

}

});

}

}