Check this issue https://github.com/edubarr/header-decor/issues/38 for some more information on how to implement click events on headers. Check that ticket for more details since there is some code required, it all starts with:
decoration = new StickyHeaderDecoration(adapter);
recyclerView.addOnItemTouchListener(
new StickyHeadersTouchListener(recyclerView, decoration))
Check this issue https://github.com/edubarr/header-decor/issues/38 for some more information on how to implement click events on headers. Check that ticket for more details since there is some code required, it all starts with: