audioapplet.java

来自「针对越来越多的用户喜欢JAVA」· Java 代码 · 共 41 行

import java.awt.*;
import java.applet.Applet;
import java.awt.event.*;
import java.applet.AudioClip;
public class AudioApplet extends Applet implements ItemListener, ActionListener
{
  AudioClip sound;
  Choice c=new Choice ();
  Button play=new Button ("播放" );
  Button loop=new Button ("循环" );
  Button stop=new Button ("停止" );
  public void init ()
  {
    c. add ("music1.wav" );
    c. add ("music2.wav" );
    add (c );
    c. addItemListener (this);
    add (play);
    add (loop );
    add (stop);
    play. addActionListener (this);
    loop. addActionListener (this);
    stop. addActionListener (this);
    sound=getAudioClip (getCodeBase (),"music1.wav");
  }
  public void itemStateChanged (ItemEvent e)
  {
    sound.stop ();
    sound=getAudioClip (getCodeBase (), c. getSelectedItem () );
  }
  public void actionPerformed (ActionEvent e )
  {
    if (e.getSource () ==play)
      sound. play ();
    if (e.getSource () ==loop)
      sound. loop ();
    if (e.getSource () ==stop )
      sound. stop ();
  }
}