13518219792
里面有个声控感应器，放大器和驱动器，控制可控硅，控制水泵的电流的大小
10年积累的成都网站建设、网站设计经验，可以快速应对客户对网站的新想法和需求。提供各种问题对应的解决方案。让选择我们的客户得到更好、更有力的网络服务。我虽然不认识你，你也不认识我。但先网站设计后付款的网站建设流程，更有巨鹿免费网站建设让你可以放心的选择与我们合作。
import java.applet.Applet;
import java.applet.AudioClip;
import java.awt.AWTException;
import java.awt.Frame;
import java.awt.SystemTray;
import java.awt.TrayIcon;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;
import javax.swing.*;
public class bofan_2 extends JFrame implements ActionListener
{
boolean looping=false;
File file1=null;
AudioClip sound1;
AudioClip chosenClip;
private JComboBox box1=null; //歌曲列表
private JButton butbofan=null; //播放
private JButton butboxhuan=null; //循环播放
private JButton buttinzi=null; //停止
private JButton butshan=null; //上一首
private JButton butzhantin=null; //暂停
private JButton butxia=null; //下一首
private TrayIcon trayIcon;//托盘图标
private SystemTray systemTray;//系统托盘
public bofan_2()
{
this.setSize(420,400);
this.setResizable(false);
this.setLocationRelativeTo(null);
this.setLayout(null);
box1=new JComboBox();
box1.addItem("伤心太平洋");
box1.addItem("劲爆的士高");
box1.addItem("老夫少妻");
box1.addItem("爱不再来");
box1.addItem("抽身");
box1.addItem("伤心城市");
box1.addItem("二零一二");
box1.addItem("精忠报国");
box1.addItem("秋沙");
box1.addItem("吻别");
box1.addItem("音乐疯起来");
box1.setBounds(10,20,150,20);
butbofan=new JButton("播放");
butbofan.addActionListener(this);
butbofan.setBounds(165,50,60,20);
butboxhuan=new JButton("循环播放");
butboxhuan.addActionListener(this);
butboxhuan.setBounds(230,50,90,20);
buttinzi=new JButton("停止");
buttinzi.setEnabled(false);
buttinzi.addActionListener(this);
buttinzi.setBounds(335,50,60,20);
butshan=new JButton("上一首");
butshan.addActionListener(this);
butshan.setBounds(165,90,80,20);
butzhantin=new JButton("暂停");
butzhantin.setEnabled(false);
butzhantin.addActionListener(this);
butzhantin.setBounds(250,90,60,20);
butxia=new JButton("下一首");
butxia.addActionListener(this);
butxia.setBounds(320,90,80,20);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.getContentPane().add(box1);
this.getContentPane().add(butbofan);
this.getContentPane().add(butboxhuan);
this.getContentPane().add(buttinzi);
this.getContentPane().add(butshan);
this.getContentPane().add(butzhantin);
this.getContentPane().add(butxia);
try {
UIManager.setLookAndFeel("org.jvnet.substance.skin.SubstanceOfficeBlue2007LookAndFeel");
} catch (ClassNotFoundException e)
{
e.printStackTrace();
} catch (InstantiationException e)
{
e.printStackTrace();
} catch (IllegalAccessException e)
{
e.printStackTrace();
} catch (UnsupportedLookAndFeelException e)
{
e.printStackTrace();
}
setSize(450,450);
systemTray = SystemTray.getSystemTray();//获得系统托盘的实例
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
try {
trayIcon = new TrayIcon(ImageIO.read(new File("004.jpg")));
systemTray.add(trayIcon);//设置托盘的图标，0.gif与该类文件同一目录
}
catch (IOException e1)
{
e1.printStackTrace();
}
catch (AWTException e2)
{
e2.printStackTrace();
}
this.addWindowListener(
new WindowAdapter(){
public void windowIconified(WindowEvent e)
{
dispose();//窗口最小化时dispose该窗口
}
});
trayIcon.addMouseListener(new MouseAdapter()
{
public void mouseClicked(MouseEvent e){
if(e.getClickCount() == 2)//双击托盘窗口再现
setExtendedState(Frame.NORMAL);
setVisible(true);
}
});
this.setVisible(true);
}
public void actionPerformed(ActionEvent e)
{
Object source = e.getSource();
if (source== butbofan)
{
System.out.println((String) box1.getSelectedItem());
file1=new File((String) box1.getSelectedItem()+".wav");
butboxhuan.setEnabled(true);
buttinzi.setEnabled(true);
butzhantin.setEnabled(true);
butzhantin.setText("暂停");
try {
sound1 = Applet.newAudioClip(file1.toURL());
chosenClip = sound1;
} catch(OutOfMemoryError er){
System.out.println("内存溢出");
er.printStackTrace();
} catch(Exception ex){
ex.printStackTrace();
}
chosenClip.play();
this.setTitle("正在播放"+(String) box1.getSelectedItem());
}
if (source== butboxhuan)
{
file1=new File((String) box1.getSelectedItem()+".wav");
try {
sound1 = Applet.newAudioClip(file1.toURL());
chosenClip = sound1;
} catch(OutOfMemoryError er){
System.out.println("内存溢出");
er.printStackTrace();
} catch(Exception ex){
ex.printStackTrace();
}
looping = true;
chosenClip.loop();
butboxhuan.setEnabled(false);
buttinzi.setEnabled(true);
butzhantin.setText("暂停");
this.setTitle("正在循环播放"+(String) box1.getSelectedItem());
}
if (source== buttinzi)
{
if (looping)
{
looping = false;
chosenClip.stop();
butboxhuan.setEnabled(true);
butzhantin.setText("暂停");
} else {
chosenClip.stop();
}
buttinzi.setEnabled(false);
this.setTitle("停止播放");
}
if(source==butshan)
{
butzhantin.setText("暂停");
}
if(source==butzhantin)
{
buttinzi.setEnabled(false);
butzhantin.setText("继续");
if(source==butzhantin)
{
butzhantin.setText("暂停");
}
}
if(source==butxia)
{
butzhantin.setText("暂停");
}
}
public static void main(String[] args)
{
bofan_2 xx=new bofan_2();
}
}
/*
可以用加载声音文件的方法：
第一帧：mysound= new Sound();
mysound.attachSound(声音id名字);
ptime = 0;
播放按钮as：
on(release){
mysound.start(ptime);
}
暂停按钮as：
on(release){
ptime = mysound.position/1000;
mysound.stop();
}
*/
帮你改了一下：
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class logon extends JFrame {
public static void main(String args[]) {
logon a=new logon();
a.show();
}
CheckboxGroup ShenFen=new CheckboxGroup();
Checkbox ShenFen1;
Checkbox ShenFen2;
Checkbox ShenFen3;
JButton LogonButton,Exit;
JTextField id;
JPasswordField password;
public logon(){
this.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
this.setLayout(null);
setTitle("学生选课系统");
setSize(600,600);
ShenFen1=new Checkbox("学生",ShenFen,true);
ShenFen2=new Checkbox("教师",ShenFen,false);
ShenFen3=new Checkbox("管理员",ShenFen,false);
add(ShenFen1);
add(ShenFen2);
add(ShenFen3);
ShenFen1.setBounds(300, 350, 50, 50);
ShenFen2.setBounds(350, 350, 50, 50);
ShenFen3.setBounds(400, 350, 50, 50);
LogonButton=new JButton("登录");
add(LogonButton);
Exit=new JButton("退出");
add(Exit);
Exit.setBounds(400, 400,60, 60);
id=new JTextField();
add(id);
id.setBounds(300, 200, 200, 30);
password=new JPasswordField();
add(password);
password.setBounds(300, 250, 200, 30);
}
}
