小编Jom*_*ony的帖子

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

import javax.swing.JFrame;

import class_program.NextPage;

class Login extends JFrame implements ActionListener
{
 JButton SUBMIT;
 JPanel panel;
 JLabel label1,label2;
 final JTextField  text1,text2;
  Login()
  {
    label1 = new JLabel();
    label1.setText("Username:");
    text1 = new JTextField(15);

    label2 = new JLabel();
    label2.setText("Password:");
      text2 = new JPasswordField(15);

    SUBMIT=new JButton("SUBMIT");

    panel=new JPanel(new GridLayout(3,1));
    panel.add(label1);
    panel.add(text1);
    panel.add(label2);
    panel.add(text2);
    panel.add(SUBMIT);
    add(panel,BorderLayout.CENTER);
    SUBMIT.addActionListener(this);
    setTitle("LOGIN FORM");
  }
   public void actionPerformed(ActionEvent ae)
  {
    String value1=text1.getText();
    String value2=text2.getText();
        if (value1.equals("jomy") && value2.equals("jomy")) {
    NextPage page=new NextPage();
    page.setVisible(true);
    JLabel …