Android代码可隐藏底部多功能按钮

FabOptions Amulti-functionalFABcomponentwithcustomizableoptions. Readmoreontheblogpost: SpecialthankstoAndréMionforthehelpprovidedonbuildingthiscomponent. OriginalconceptbyPraveenBishtpostedonMaterialUp,turnedintocodeintoopensourcelibrary. Andr