public class MainActivity extends AppCompatActivity implements View.OnClickListener {
private Button queryMusic;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
queryMusic = (Button) findViewById(R.id.query_music);
queryMusic.setOnClickListener(this);
}
@Override
public void onClick(View v) {
ContentResolver contentResolver = getContentResolver();
Cursor cursor = contentResolver.query(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, null, null, null, null);
if (cursor != null) {
while (cursor.moveToNext()) {
//查询歌曲路径
String url = cursor.getString(cursor.getColumnIndex(MediaStore.Audio.Media.DATA));
//查询歌曲名称
String musicName = cursor.getString(cursor.getColumnIndex((MediaStore.Audio.Media.DISPLAY_NAME)));
//查询艺术家
String artist = cursor.getString(cursor.getColumnIndex((MediaStore.Audio.Media.ARTIST)));
}
}
}
}