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                                            Guokun Hou

文件显示歌曲和点击进去看到的歌曲数量不一致。

public static List getMusicFromFolder(Context context, long parent) { List infos = new ArrayList(); final String[] proj_id = new String[]{MediaStore.Files.FileColumns._ID}; Uri uri1 = MediaStore.Files.getContentUri("external"); /* final String where_id = MediaStore.Files.FileColumns.PARENT +...