java学习日记对JFrame的操作

import java.applet.Applet;

import java.applet.AudioClip;

import java.awt.*;

import java.awt.event.*;

import java.io.File;

import java.net.MalformedURLException;

import java.net.URL;

import javax.sound.sampled.*;


import javax.swing.*;


public class Password_Lock extends JFrame implements ActionListener{

    

    private JLabel label1,label2;

    private JTextField text_Login;

    private JPasswordField text_password;

    private JButton button_login,button_exit,button_q;

    private JPanel panel;

    

    //private Image image =  null ;

    private ImageIcon imageicon=new ImageIcon("D:/JAVA/Eclipse/Christmas_Eve/kulou.jpg");

    private JLabel label_background=new JLabel(imageicon);

    

    public Password_Lock(){

        super("密码锁");

        this.setLocation(0,0);

        this.setSize(imageicon.getIconWidth(), imageicon.getIconHeight());

        this.setUndecorated(true);//去windows修饰

        

       /* this.addKeyListener(new KeyAdapter(){//panel不识别，KeyListener需要焦点的, 如果你按了某个按钮之类的

        * (通常会使这个按钮获得焦点), 那他的父组件(例如这个panel)就无法捕获键盘事件了

            

            public void keyPressed(KeyEvent e){

                if(e.getKeyCode()==KeyEvent.VK_ESCAPE)

                    System.exit(0);

            }

        });*/

        

        init();

    }

    

    

public void init(){

        

        panel=new JPanel();

        this.add(panel,"Center");

        //this.setLayout(null);

        

        panel.setLayout(null);

        

        label1=new JLabel("用户名：");

        label1.setBounds(new Rectangle(580,455,90,50));

        label1.setFont(new Font("宋体",Font.BOLD,16));

        label1.setForeground(Color.green);

        panel.add(label1);

        

        text_Login=new JTextField(" 计算机131");

        text_Login.setEditable(false);

        text_Login.setFont(new Font("宋体",Font.BOLD,16));

        text_Login.setForeground(Color.red);

        text_Login.setBounds(new Rectangle(650,465,110,30));

        panel.add(text_Login);

        

        label2=new JLabel("  密码：");

        label2.setBounds(new Rectangle(580,495,90,60));

        label2.setFont(new Font("宋体",Font.BOLD,16));

        label2.setForeground(Color.green);

        panel.add(label2);

        

        text_password=new JPasswordField();

        text_password.setFont(new Font("宋体",Font.BOLD,30));

        text_password.setBounds(new Rectangle(650,510,110,30));

        panel.add(text_password);

        

        button_login=new JButton("确 定");

        button_login.setBounds(new Rectangle(570,565,90,30));

        button_login.setFont(new Font("宋体",Font.BOLD,16));

        button_login.setForeground(Color.RED);

        button_login.addActionListener(this);

        

        //this.addKeyListener(this);

        

        panel.add(button_login);

        

        button_exit=new JButton("重 置");

        button_exit.setBounds(new Rectangle(695,565,90,30));

        button_exit.setFont(new Font("宋体",Font.BOLD,16));

        

        panel.add(button_exit);

        button_exit.addActionListener( this);

        

        button_q=new JButton("退出");

        button_q.setBounds(new Rectangle(0,0,2,5));

        button_q.setBackground(Color.BLACK);

        panel.add(button_q);

        button_q.addActionListener(this);

        

        

        Toolkit.getDefaultToolkit().addAWTEventListener(new AWTEventListener(){//我去，老费劲了，加个键盘全局监听

            public void eventDispatched(AWTEvent e){

                if(((KeyEvent)e).getKeyChar()==KeyEvent.VK_ESCAPE){

                    System.exit(0);

                }

                if(((KeyEvent)e).getKeyChar()==KeyEvent.VK_ENTER){

                    test();

                } 

            }

        },AWTEvent.KEY_EVENT_MASK);

        

        label_background.setBounds(new Rectangle(0,0,imageicon.getIconWidth(), imageicon.getIconHeight()));

        //this.getLayeredPane().add(label_background);

        

        this.getLayeredPane().add(label_background,new Integer(Integer.MIN_VALUE));//添加到JFrame的getLayeredPane层

        ((JPanel) this.getContentPane()).setOpaque(false);//透明

        panel.setOpaque(false);

        this.setVisible(true);

        

    }

    


public void actionPerformed(ActionEvent e) {

    // TODO Auto-generated method stub

    

    

    if(e.getSource()==button_login){

        test();

    }

    else if(e.getSource()==button_q){

        System.exit(0);

    }

    else if(e.getSource()==button_exit){

        text_password.setText(null);

    }

    

}

public void test(){

    

    if(text_password.getText().equals("6472")){

        this.setVisible(false);

        new newFrame();

    }

    else {

        text_password.setText(null);

        JOptionPane.showMessageDialog(this, "密码输入有误，请重新输入");

    }

    

}

 


class newFrame extends JFrame implements ActionListener{

    

    

    private ImageIcon imageicon1=new ImageIcon("D:/JAVA/Eclipse/Christmas_Eve/平安夜.jpg");

    private JLabel label_background1=new JLabel(imageicon1);

    private JPanel panel_1=new JPanel();

    private JButton button_q=new JButton("退出");

    

    public newFrame(){

        

        super("你赢了！");

        this.setBounds(0, 0, imageicon1.getIconWidth(), imageicon1.getIconHeight());

        

        this.setUndecorated(true);

        panel_1.setLayout(null);

        this.getContentPane().add(panel_1);

        

        button_q.setBounds(new Rectangle(0,0,2,5));

        button_q.setBackground(Color.blue);

        panel_1.add(button_q);

        button_q.addActionListener(this);

        

        playMusic();//

    

        

        //this.getContentPane().add(label_background1);

        label_background1.setBounds(new Rectangle(0,0,imageicon.getIconWidth(), imageicon.getIconHeight()));

        this.getLayeredPane().add(label_background1,new Integer(Integer.MIN_VALUE));//添加到JFrame的getLayeredPane层

       ((JPanel) this.getContentPane()).setOpaque(false);//透明

        panel_1.setOpaque(false);

        

        

        this.setVisible(true);

    }

    

    


    @Override

    public void actionPerformed(ActionEvent e) {

        // TODO Auto-generated method stub

        if(e.getSource()==button_q){

            System.exit(0);

        }

    }

}


public void playMusic(){

     

        URL cb = null; 

        File f = new File("C:\\Users\\xiehe\\Music\\WAV\\12.wav"); //引号里面的是音乐文件所在的绝对鹿筋

        try {

            cb = f.toURL();

        } catch (MalformedURLException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

        } 

        AudioClip aau; 

        aau = Applet.newAudioClip(cb); 

        //aau.play();

        aau.loop();

        //循环播放 aau.play() 单曲 aau.stop()停止播放     

}

public static void main(String[] args) {

        new Password_Lock();

    }

}