Flutter UI交互

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https://xbzweb.com/2019/10/27/flutter%E5%A5%BD%E7%94%A8%E7%9A%84%E8%BD%AE%E5%AD%90%E6%8E%A8%E8%8D%90%E4%BA%8C-%E7%82%B9%E8%B5%9E%E6%8C%89%E9%92%AE%E5%8A%A8%E7%94%BB/

别人家的：

todoList

https://www.wanandroid.com/blog/show/2640

book

https://github.com/q805699513/flutter_books

tab间距

https://www.jianshu.com/p/e574c2e1df6d

https://www.jianshu.com/p/832c1209339a

吸顶效果

https://www.jianshu.com/p/b5292ef7c38c

首页交互的方案：

选择并实现----->