urlgetaudiodemo.java

来自「JAVA编程思想源代码 值得一下 很难找的」· Java 代码 · 共 50 行

package chapter15;

import java.applet.Applet;
import java.applet.AudioClip;
import java.awt.Button;
import java.awt.Label;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.net.MalformedURLException;
import java.net.URL;

public class URLGetAudioDemo  extends Applet implements ActionListener {
	AudioClip ac;

	Button button_play, button_loop, button_stop;

	public void init() {
		this.setSize(260, 130);					//设置Applet的窗口大小,260与130分别宽度和高度
		try {
			URL url = new URL("http://r01.mmstoon.com/ring/953404.mid");			//音乐URL 地址
			ac = getAudioClip(url);				//创建音频对象，远程获取音频数据
		} catch (MalformedURLException e) {
			e.printStackTrace();
		}
		Label label = new Label("远程音乐载入成功!点击按钮开始播放!");
		add(label);
		button_play = new Button("开始播放");		//添加按钮控制
		button_loop = new Button("循环播放");
		button_stop = new Button("停止播放");
		button_play.addActionListener(this);			//按钮添加监听器
		button_stop.addActionListener(this);
		button_loop.addActionListener(this);
		add(button_play);
		add(button_loop);
		add(button_stop);
	}

	public void actionPerformed(ActionEvent e) {		//实现监听器方法
		if (e.getSource() == button_play) {
			ac.play();
		} else if (e.getSource() == button_loop) {
			ac.loop();
		}
		if (e.getSource() == button_stop) {
			ac.stop();
		}
	}

}