java 播放声音代码之欧阳语创编

import java.applet.*;
import java.awt.*;
import java.awt.event.*;
import .*;
public class Sound extends Applet
implements ActionListener {
String onceFile = "file:/e:/myjava/eg0910/src/1.aif"; String loopFile = "file:/e:/myjava/eg0910/src/1.mid"; AudioClip onceClip;
AudioClip loopClip;
Button playOnce;
Button stopOnce;
Button startLoop;
Button stopLoop;
boolean looping = false;
boolean playing = false;
public void init() {
try{
onceClip= getAudioClip(new URL(onceFile));
loopClip = getAudioClip(new URL(loopFile)); }catch(MalformedURLException e){
}
playOnce = new Button("Play aif");
stopOnce = new Button("Stop aif");
stopOnce.setEnabled(false);
playOnce.addActionListener(this);
add(playOnce);
stopOnce.addActionListener(this) ;
add(stopOnce);
startLoop = new Button("Loop midi");
stopLoop = new Button("Stop Loop");
stopLoop.setEnabled(false);
startLoop.addActionListener(this);
add(startLoop);
stopLoop.addActionListener(this);
add(stopLoop);
}
public void stop() {
if (playing) {
onceClip.stop(); //暂停播放
}
if (looping) {
loopClip.stop(); //暂停循环播放
}
}
public void start() {
if (playing)
{
onceClip.play(); //重新开始播放
}
if (looping) {
loopClip.loop(); //重新开始循环播放
}
}
public void actionPerformed(ActionEvent event) { Object source = event.getSource();
//响应play Button事件
if (source == playOnce) {
if (onceClip != null) {
playing = true;
// Thread t = new Thread(new t1());
// t.start();
//播放音乐文件
onceClip.loop();
//play按钮变灰，stop按钮可用
stopOnce.setEnabled(true);
playOnce.setEnabled(false);
showStatus("Playing sound " + onceFile + ".");
} else {
showStatus("Sound " + onceFile + " not loaded yet.");
}
return;
}
//响应stop Button事件
if (source == stopOnce) {
if (playing) {
playing = false;
//暂停播放
onceClip.stop();
//play按钮可用，stop按钮变灰
playOnce.setEnabled(true);
stopOnce.setEnabled(false);
}
showStatus("Stopped playing sound " + onceFile + ".");
return;
}
//响应loop Button事件
if (source == startLoop) {
if (loopClip != null) {
looping = true;
//开始声音的循环播放
loopClip.loop();
//loop按钮可用，stop loop按钮变灰
stopLoop.setEnabled(true);
startLoop.setEnabled(false);
showStatus("Playing sound " + loopFile + " continuously.");
} else {
showStatus("Sound " + loopFile + " not loaded yet.");
}
return;
}
//响应stop loop Button事件
if (source == stopLoop) {
if (looping) {
looping = false;
//停止声音的循环播放
loopClip.stop();
//loop按钮变灰，stop loop按钮可用
startLoop.setEnabled(true);
stopLoop.setEnabled(false);
}
showStatus("Stopped playing sound " + loopFile + ".");
return;
}
}
}。