android 添加音乐作为铃声

File k = new File(path, "mysong.mp3"); 

 // path is /sdcard/media/ringtone 

 ContentValues values = new ContentValues(); 

 values.put(MediaStore.MediaColumns.DATA, k.getAbsolutePath()); 

 values.put(MediaStore.MediaColumns.TITLE, "My Song title"); 

 values.put(MediaStore.MediaColumns.SIZE, 215454); 

 values.put(MediaStore.MediaColumns.MIME_TYPE, "audio/mp3"); 

 values.put(MediaStore.Audio.Media.ARTIST, "Madonna"); 

 values.put(MediaStore.Audio.Media.DURATION, 230); 

 values.put(MediaStore.Audio.Media.IS_RINGTONE, true); 

 values.put(MediaStore.Audio.Media.IS_NOTIFICATION, false); 

 values.put(MediaStore.Audio.Media.IS_ALARM, false); 

 values.put(MediaStore.Audio.Media.IS_MUSIC, false); 

 //Insert it into the databaseUri 

 uri = MediaStore.Audio.Media.getContentUriForPath(k.getAbsolutePath()); 

 Uri newUri = main.getContentResolver().insert(uri, values); 

 RingtoneManager.setActualDefaultRingtoneUri( myActivity, RingtoneManager.TYPE_RINGTONE, newUri);

播放

Uri ringtoneUri = Uri.parse("/sdcard/media/audio/ringtones/myringtone.mp3"); 

 rm.setActualDefaultRingtoneUri(main, rm.TYPE_RINGTONE, ringtoneUri); 

 Ringtone rt = rm.getRingtone(main,ringtoneUri); 

 rt.play();