package com.han;
import java.awt.BorderLayout;
import java.awt.CardLayout;
import java.awt.Container;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.SwingConstants;
/**
 * 使用卡片布局管理器
 * @author HAN
 *
 */
public class CardLayout_1 extends JFrame {
  /**
   *
   */
  private static final long serialVersionUID = -5255525755443566487L;
  public CardLayout_1() {
    // TODO Auto-generated constructor stub
    Container container = getContentPane();
    final CardLayout cardLayout = new CardLayout();
    final JPanel cardPanel = new JPanel(cardLayout);
    String[] cardNames = { "卡片A", "卡片B", "卡片C" };
    for (int i = 0; i < cardNames.length; i++) {
//     JLabel label = new JLabel(cardNames[i]);
      JLabel label = new JLabel(cardNames[i], SwingConstants.CENTER);
//     cardPanel.add(label);
      cardPanel.add(label, cardNames[i]);
    }
    container.add(cardPanel, BorderLayout.CENTER);
    JPanel buttonPanel = new JPanel(); // by default, the flow layout
    container.add(buttonPanel, BorderLayout.SOUTH);
    String[] buttonNames = { "第一个", "前一个", "卡片A", "卡片B", "卡片C",
        "后一个", "最后一个" };
    for (int i = 0; i < buttonNames.length; i++) {
      final JButton button = new JButton(buttonNames[i]);
      buttonPanel.add(button);
      button.addActionListener(new ActionListener() {
        @Override
        public void actionPerformed(ActionEvent e) {
          // TODO Auto-generated method stub
          String buttonText = button.getText();
          if (buttonText.equals("第一个")) {
            cardLayout.first(cardPanel);
          } else if (buttonText.equals("前一个")) {
            cardLayout.previous(cardPanel);
          } else if (buttonText.equals("卡片A")) {
            cardLayout.show(cardPanel, "卡片A");
          } else if (buttonText.equals("卡片B")) {
            cardLayout.show(cardPanel, "卡片B");
          } else if (buttonText.equals("卡片C")) {
            cardLayout.show(cardPanel, "卡片C");
          } else if (buttonText.equals("后一个")) {
            cardLayout.next(cardPanel);
          }else {
            cardLayout.last(cardPanel);
          }
        }
      });
    }
  }
  /**
   * @param args
   */
  public static void main(String[] args) {
    // TODO Auto-generated method stub
    CardLayout_1 frame = new CardLayout_1();
    frame.setTitle("www.jb51.net - 使用卡片布局管理器");
    frame.setVisible(true);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.pack();
  }
}