package com.test.jframe;

import java.awt.Color;

import java.awt.EventQueue;

import java.awt.Label;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.JButton;

import javax.swing.JFormattedTextField;

import javax.swing.JFrame;

import javax.swing.JOptionPane;

import javax.swing.JPasswordField;

public class JFrameTest {

    private JFrame frame;

    private JPasswordField passwordField;

    private boolean isLogin = false;

    /**

     * Launch the application.

     */

    public static void main(String[] args) {

        EventQueue.invokeLater(new Runnable() {

            public void run() {

                try {

                    JFrameTest window = new JFrameTest();

                    window.frame.setVisible(true);

                } catch (Exception e) {

                    e.printStackTrace();

                }

            }

        });

    }

    /**

     * Create the application.

     */

    public JFrameTest() {

        initialize();

    }

    /**

     * Initialize the contents of the frame.

     */

    private void initialize() {

        String userName = "111";

        String userPwd = "111";

        frame = new JFrame();

        frame.setBounds(100, 100, 667, 453);

        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        frame.getContentPane().setLayout(null);

        Label label = new Label("账号：");

        label.setAlignment(Label.CENTER);

        label.setBounds(116, 49, 50, 23);

        frame.getContentPane().add(label);

        Label label_1 = new Label("密码：");

        label_1.setAlignment(Label.CENTER);

        label_1.setBounds(116, 85, 50, 23);

        frame.getContentPane().add(label_1);

        Label label_2 = new Label("用户状态：");

        label_2.setBounds(433, 49, 60, 23);

        frame.getContentPane().add(label_2);

        Label label_3 = new Label("未登录");

        label_3.setForeground(new Color(255, 0, 0));

        label_3.setBounds(499, 49, 40, 23);

        frame.getContentPane().add(label_3);

        JFormattedTextField formattedTextField = new JFormattedTextField();

        formattedTextField.setBounds(172, 49, 166, 23);

        frame.getContentPane().add(formattedTextField);

        passwordField = new JPasswordField();

        passwordField.setBounds(172, 85, 166, 23);

        frame.getContentPane().add(passwordField);

        JButton button = new JButton("login");

        button.setBackground(new Color(255, 255, 255));

        button.setBounds(126, 121, 212, 23);

        frame.getContentPane().add(button);

        button.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

                String getUserName = formattedTextField.getText();

                String getUserPwd = passwordField.getText();

                if (userName.equals(getUserName) && userPwd.equals(getUserPwd)) {

                    isLogin = true;

                } else {

                    isLogin = false;

                }

                if (isLogin) {

                    JOptionPane.showMessageDialog(null, "登录成功!", "消息", JOptionPane.PLAIN_MESSAGE);

                    label_3.setText("已登录");

                    label_3.setForeground(Color.BLUE);

                } else {

                    JOptionPane.showMessageDialog(null, "登录失败!", "消息", JOptionPane.WARNING_MESSAGE);

                    label_3.setText("未登录");

                    label_3.setForeground(Color.RED);

                }

            }

        });

    }

}