lfcjecboss
小样,java
发贴: 25
积分: 0
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于 2005-11-06 12:56
import javax.swing.*; import java.awt.event.*; public class Block extends JButton implements ActionListener { ImageIcon 翻开时的图标=null,关闭时的图标=null; public Block() { addActionListener(this); } public ImageIcon 获取翻开时的图标() { return 翻开时的图标; } public ImageIcon 获取关闭时的图标() { return 关闭时的图标; } public void 设置翻开时的图标(ImageIcon icon) { 翻开时的图标=icon; } public void 设置关闭时的图标(ImageIcon icon) { 关闭时的图标=icon; } public void 设置图标(ImageIcon icon) { setIcon(icon); } public void actionPerformed(ActionEvent e) { this.setIcon(翻开时的图标); } }
java Block后出现:Exception in thread “main” java.lang.NoSuchMethodError:main
why edited on 2005-11-06 19:46
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