改良这段代码，让这段代码创建出一个更大的窗体Frame frame = new Frame("这里测试CardLayout"); //创建一个p1,用来存储多张卡片 Panel p1 = new Panel(); //创建CardLayout对象，并且把该对象设置给之前创建的容器p1 CardLayout cardLayout = new CardLayout(); p1.setLayout(cardLay...-DPDK中文网

import javax.swing.; import java.awt.; import java.awt.event.ActionEvent; import java.awt.event.ActionListener;

public class TestCardLayout {

public static void main(String[] args) {
    JFrame frame = new JFrame("这里测试CardLayout");
    JPanel panel = new JPanel();
    CardLayout cardLayout = new CardLayout();
    panel.setLayout(cardLayout);

    String[] names = {"第一张", "第二张", "第三张", "第四张", "第五张"};
    for (String name : names) {
        panel.add(new JButton(name), name);
    }

    frame.add(panel, BorderLayout.CENTER);

    JPanel buttonPanel = new JPanel();

    JButton previousButton = new JButton("上一张");
    previousButton.addActionListener(e -> cardLayout.previous(panel));
    buttonPanel.add(previousButton);

    JButton nextButton = new JButton("下一张");
    nextButton.addActionListener(e -> cardLayout.next(panel));
    buttonPanel.add(nextButton);

    JButton firstButton = new JButton("第一张");
    firstButton.addActionListener(e -> cardLayout.first(panel));
    buttonPanel.add(firstButton);

    JButton lastButton = new JButton("最后一张");
    lastButton.addActionListener(e -> cardLayout.last(panel));

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