[转]android 播放铃声

最新推荐文章于 2024-08-02 09:19:05 发布

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最新推荐文章于 2024-08-02 09:19:05 发布

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CC 4.0 BY-SA版权

文章标签：移动开发 java

原文链接：http://www.cnblogs.com/freeliver54/archive/2012/01/19/2326344.html

本文提供了一个基于Android平台的音频播放示例代码，通过继承`Activity`类创建了一个名为`ShengYinActivity`的应用活动。该应用使用了`MediaPlayer`来播放默认的闹钟声音，并实现了播放和停止功能。

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本文转自：http://blog.youkuaiyun.com/hu48934/article/details/6920773

package com.hu;

import java.io.IOException;
import android.app.Activity;
import android.content.Context;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.RingtoneManager;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

public class ShengYinActivity extends Activity {

MyThread m;

/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Button b = (Button)findViewById(R.id.button1);
m = new MyThread(this);
m.start();
b.setOnClickListener(new OnClickListener() {

@Override
public void onClick(View v) {
if(m.isAlive()){
m.StopAlarmRing();
}
}
});
}

class MyThread extends Thread{
MediaPlayer mMediaPlayer;
Context mContext;

public MyThread(Context mContext) {
mMediaPlayer = new MediaPlayer();
this.mContext = mContext;
}

@Override
public void run() {
Uri alert = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_ALARM);
try {

mMediaPlayer.setDataSource(mContext, alert);
final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
if (audioManager.getStreamVolume(AudioManager.STREAM_ALARM) != 0) {
mMediaPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
mMediaPlayer.setLooping(true);
mMediaPlayer.prepare();
}
} catch (IllegalStateException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
mMediaPlayer.start();
}

private void StopAlarmRing() {
mMediaPlayer.stop();
}

}

}

转载于:https://www.cnblogs.com/freeliver54/archive/2012/01/19/2326344.html