block.java

来自「《Java课程设计》第二版」· Java 代码 · 共 11 行

import javax.swing.*;
import java.awt.event.*;
public class Block extends JButton {
   ImageIcon openStateIcon;
   public ImageIcon getOpenStateIcon(){
      return openStateIcon;
   }  
   public void setOpenStateIcon(ImageIcon icon){
      openStateIcon=icon;
   }
}