数据库课程设计—商品销售管理系统(共50页).doc

精选优质文档-倾情为你奉上import java.awt.event.*;import java.awt.*;import javax.swing.*;import java.sql.*;import javax.swing.table.AbstractTableModel;public class LoginBackPanel extends JFrame implements ActionListener private static final long serialVersionUID = 1L; JButton button1,button2; JTextField F1; Choice c; Container ct = getContentPane(); public LoginBackPanel(String str) super(str); setBak();