mediaplayersample.java

java mp3播放器研究

import java.awt.*;
import java.applet.*;
import javax.media.bean.playerbean.*;

public class MediaPlayerSample extends Applet
{
	javax.media.bean.playerbean.MediaPlayer mediaPlayer1 = new javax.media.bean.playerbean.MediaPlayer();
	public void init()
	{
		setLayout(null);
		setSize(518,347);
		mediaPlayer1.setMediaLocation(new java.lang.String("file:/e:/歌曲/谷波的音乐/你是我的玫瑰花.mp3"));
		add(mediaPlayer1);
		mediaPlayer1.setBounds(36,24,324,272);
		SymComponent aSymComponent = new SymComponent();
		this.addComponentListener(aSymComponent);
		SymContainer aSymContainer = new SymContainer();
		this.addContainerListener(aSymContainer);
	}

	public void stop()
	{
	  if (mediaPlayer1!=null)
	    mediaPlayer1.stop();
	   
	}
	
	public void destroy()
	{
	  if (mediaPlayer1!=null)
	    mediaPlayer1.deallocate();
	
	}
	

	class SymComponent extends java.awt.event.ComponentAdapter
	{
		public void componentShown(java.awt.event.ComponentEvent event)
		{
			Object object = event.getSource();
			if (object == MediaPlayerSample.this)
				MediaPlayerSample_ComponentShown(event);
		}
	}

	void MediaPlayerSample_ComponentShown(java.awt.event.ComponentEvent event)
	{
		// to do: code goes here.
			 
		MediaPlayerSample_ComponentShown_Interaction1(event);
	}

	class SymContainer extends java.awt.event.ContainerAdapter
	{
		public void componentRemoved(java.awt.event.ContainerEvent event)
		{
			Object object = event.getSource();
			if (object == MediaPlayerSample.this)
				MediaPlayerSample_ComponentRemoved(event);
		}
	}

	void MediaPlayerSample_ComponentRemoved(java.awt.event.ContainerEvent event)
	{
		// to do: code goes here.
			 
		MediaPlayerSample_ComponentRemoved_Interaction1(event);
	}

	void MediaPlayerSample_ComponentShown_Interaction1(java.awt.event.ComponentEvent event)
	{
		try {
			mediaPlayer1.start();
		} catch (Exception e) {
		}
	}

	void MediaPlayerSample_ComponentRemoved_Interaction1(java.awt.event.ContainerEvent event)
	{
		try {
		  mediaPlayer1.stop();
			mediaPlayer1.deallocate();
		} catch (Exception e) {
		}
	}
}