Android代码 snackbar扩展可以显示进度.

SnackProgressBar Enhanced Snackbar for Android. Important v5.0 is a migration to androidx from v4.1. There is no change in all methods. Only use this if you have migrated. v4.1 is a huge leap from v3.4 and offers much better flexibility. Snackbar types changed to TYPE_NORMAL, TYPE_HORIZONTAL, TYPE_