重新编译一下改一下位置

设计器就可以编辑。不过最好用java编译。

https://blog.csdn.net/Mr_DouDo/article/details/80323685?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522166571222516782414986374%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fall.%2522%257D&request_id=166571222516782414986374&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2~all~first_rank_ecpm_v1~rank_v31_ecpm-8-80323685-null-null.142^v56^pc_search_v2,201^v3^control_2&utm_term=java%E8%BE%93%E5%87%BA%E6%B5%81%E8%BE%93%E5%87%BA%E6%96%87%E4%BB%B6&spm=1018.2226.3001.4187