Android开发加载文件的相关内容

android开发怎么在代码中动态切换fragment加载的布局文件？

viewpager和fragment一起用的时候，比如有啊，吧，a,b,c,三页，一开始显示的是a，我想当用户滑到b和c时先显示的是一个loding的圆环进度条，之后再显示这个fragment的内容，请问应该如何做？

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更新时间 2024-03-04 09:07:31

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