工资系统代码JAVA版.docxVIP

工资系统代码/*系统欢迎界面*/import java.awt.FlowLayout;import java.awt.event.*; import javax.swing.*; @SuppressWarnings(serial)class WagesSystem extends JFrame implements ActionListener { JFrame frame = new JFrame(欢迎进入工资管理系统); JButton button1 = new JButton(进入系统); JButton button2 = new JButton(退出系统); ImageIcon im = new ImageIcon(1.jpg); JLabel a1 = new JLabel(im); void Create(){ JPanel pcontentPane = (JPanel) frame.getContentPane();pcontentPane.add(a1); pcontentPane.setLayout(new FlowLayout());pcontentPane.add(button1); pcontentPane.add(button2); pcontentPane.setVisible(true); button1.addActionListener(this); button2.addActionListener(this); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.pack(); frame.setLocationRelativeTo(null);frame.setVisible(true); } public static void main(String[] args) {WagesSystem dome = new WagesSystem(); dome.Create(); } public void actionPerformed(ActionEvent e) { if (button1.equals(e.getSource())) { DL dl = new DL(); dl.create(); frame.dispose(); } if (button2.equals(e.getSource())){System.exit(0);} } }/*登录界面*/import java.awt.HeadlessException;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.sql.Connection;import java.sql.DriverManager;import java.sql.ResultSet;import java.sql.SQLException;import java.sql.Statement;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JOptionPane;import javax.swing.JPasswordField;import javax.swing.JTextField;import java.net.*;import java.sql.*;@SuppressWarnings(serial)class DL extends JFrame implements ActionListener {NetConn sql;Statement sqll;ResultSet rs;JFrame frame = new JFrame(职工/管理员登陆);JLabel label1 = new JLabel(用户名);JLabel label2 = new JLabel(密 码);JButton logonButton1 = new JButton(系统管理员登录);JButton logonButton2 = new JButton(教职工登录);JButton logonButton3 = new JButton(财务管理员登录);JButton cancelButton = new JButton(退出);JTextField username = new JTextField(9);JPasswordField password = new JPasswordField(9);static String t1;st