摘要：
MyJPanel .java 1 package com.day03; 2 3 import java.awt.Color; 4 import java.awt.Font; 5 import java.awt.Graphics; 6 7 import javax.swing.JPanel; 8 9 import com.day03.vo.*;10 11 public class MyJPanel extends JPanel {12 // @Override13 private DataWork dw;14 15 public MyJPanel() {16 ... 阅读全文