[attachment=6181]
audio applet or swing based application to play, pause and stop options

• An applet is created. An applet will show three buttons-play, loop and stop.
• Whenever user clicks on play button an audio file with .wav extension starts playing.
• Whenever user clicks on loop button, same audio file will be played again and again.
• User can click on stop button to stop the audio file.

SOURCE CODE

import java.io.*;
import java.sql.*;
import javax.swing.*;
import javax.media.*;
import java.awt.*;
import java.awt.event.*;
import java.net.*;
public class Audio extends JFrame implements ActionListener
{
Player player;
Component center;
Component south;
File f;
JButton jb1,jb2,jb3;
Container c;
public static void main(String[] args)
{
Audio vi=new Audio ();
}
Audio ()
{
jb1 = new JButton("Play");
jb2 = new JButton("Loop");
jb3 = new JButton("Stop");
c = getContentPane();
c.setLayout(new FlowLayout());
c.add(jb1);
c.add(jb2);
c.add(jb3);
jb1.addActionListener(this);
jb2.addActionListener(this);
jb3.addActionListener(this);
setSize(300,300);
try
{
f =new File("D:/Devendra/Pracs/Multimedia/2.mp3");
try
{
load(f);
}
catch (Exception e)
{
System.out.println(e);
}
pack();
setVisible(true);
}
catch (Exception e)
{
e.printStackTrace();
}
}
public void load(final File file) throws Exception
{
URL url = file.toURL();
if (player != null)
{
player.stop();
}
player = Manager.createPlayer(url);
ControllerListener listener = new ControllerAdapter()
{
public void realizeComplete(RealizeCompleteEvent event)
{
Component vc = player.getVisualComponent();
if (vc != null)
{
c.add(vc,BorderLayout.CENTER);
center = vc;
}
else
{
if (center != null)
{
c.remove(center);
c.validate();
}
}
Component cpc = player.getControlPanelComponent();
if (cpc != null)
{
c.add(cpc,BorderLayout.SOUTH);
south = cpc;
}
else
{
if (south != null)
{
c.remove(south);
c.validate();
}
}
pack();
setTitle(file.getName());
}
};
player.addControllerListener(listener);
}

public void actionPerformed(ActionEvent ae)
{
if (ae.getSource() == jb1)
{
player.start();
}
if (ae.getSource() == jb2)
{
player.stop();
player.start();
}
if (ae.getSource() == jb3)
{
player.stop();
}
}
}


OUTPUT

Hi,the aplet doesn't work in my comp (player.getVisualComponent() is still null), which version of java it needs? I used it in RAD 6.0.0, J2EE 1.4,mediaplayer.jar from 1.5.2003.Thanks for yuor answer.Hanka

what error you are getting while compiling ?