a demo that can provide a better FAB A FloatingActionButton that can be hidden when scroll and can expand when click 一个可以实现滚动隐藏和弹出特效的FloatingActionButton
效果如下：
详情参见我的博文：http://kahn.wang/the-way-to-hide-and-expand-floatingactionbutton/
a demo that can provide a better FAB A FloatingActionButton that can be hidden when scroll and can expand when click 一个可以实现滚动隐藏和弹出特效的FloatingActionButton
效果如下：
详情参见我的博文：http://kahn.wang/the-way-to-hide-and-expand-floatingactionbutton/