Android设置铃声实现代码

public void setMyRingtone(File file){    ContentValues values = new ContentValues();    values.put(MediaStore.MediaColumns.DATA, file.getAbsolutePath());//    values.put(MediaStore.MediaColumns.TITLE, file.getName());//    values.put(MediaStore.MediaColumns.SIZE, file.length());    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);    Uri uri = MediaStore.Audio.Media.getContentUriForPath(file.getAbsolutePath());    Uri newUri = this.getContentResolver().insert(uri, values);    RingtoneManager.setActualDefaultRingtoneUri(this, RingtoneManager.TYPE_RINGTONE, newUri);}