jacksonjack / android-musicplayer Goto Github PK

private MediaPlayer musicPlayer;
private Button start_btn;
@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    musicPlayer=MediaPlayer.create(this, R.raw.zhou_long_alone);
    musicPlayer.setOnCompletionListener(this);

    start_btn=(Button)findViewById(R.id.start_btn);
    start_btn.setOnClickListener(new OnClickListener() {
        @Override
        public void onClick(View arg0) {
            // TODO Auto-generated method stub
            try {
                if (musicPlayer != null)
                    musicPlayer.stop();
                musicPlayer.prepare();
                musicPlayer.start();
            } catch (IllegalStateException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
    });
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.main, menu);
    return true;
}

@Override
public void onCompletion(MediaPlayer arg0) {
    // TODO Auto-generated method stub
    musicPlayer.release();
    setTitle("资源已经释放");
}