摘要: import java.awt.*; import java.awt.event.ActionListener;import javax.swing.*; public class F { JFrame frame = new JFrame("计算机"); JPanel pl = new JPane... 阅读全文
posted @ 2015-04-13 19:06 袁爱 阅读(155) 评论(2) 推荐(0) 编辑