123

import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.*;

public class b extends JFrame{
private JPanel cardPanel;
private JFrame f;
private CardLayout cardLayout;
public static void main(String args[]){
b ac = new b();
ac.setVisible(true);
}
public b(){
super();
setTitle("card");
setBounds(100,100,600,400);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f = new JFrame();
cardLayout = new CardLayout();
cardPanel = new JPanel(cardLayout);
ImageIcon m1 = new ImageIcon("C:\图片A.jpeg");
ImageIcon m2 = new ImageIcon("C:\图片B.jpg");
ImageIcon m3 = new ImageIcon("C:\图片C.jpeg");

    JLabel label1 = new JLabel(m1);
    JLabel label2 = new JLabel(m2);
    JLabel label3 = new JLabel(m3);
    
    cardPanel.add(label1,"图片A");
    cardPanel.add(label2,"图片B");
    cardPanel.add(label3,"图片C");
    f.add(cardPanel,BorderLayout.CENTER);
    
    getContentPane().add(cardPanel,BorderLayout.CENTER);
    final JPanel buttonPanel = new JPanel();
    getContentPane().add(buttonPanel,BorderLayout.SOUTH);
    String[] buttonNames = {"第一个","前一个","图片A","图片B","图片C","后一个","最后一个"};
    for( int i = 0;i<buttonNames.length;i++){
        final JButton button = new JButton(buttonNames[i]);
        button.addActionListener(new ActionListener(){
            public void actionPerformed(ActionEvent e){
                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("图片A"))
                    cardLayout.show(cardPanel, "图片A");
                else if(buttonText.equals("图片B"))
                    cardLayout.show(cardPanel, "图片B");
                else if(buttonText.equals("图片C"))
                    cardLayout.show(cardPanel, "图片C");
                else if(buttonText.equals("后一个"))
                    cardLayout.next(cardPanel);
                else
                    cardLayout.last(cardPanel);
            }
        });
        buttonPanel.add(button);
        }
    }

}

标签：ImageIcon,cardPanel,add,123,new,JLabel,图片
来源： https://www.cnblogs.com/1786722420yang/p/11810152.html