Of course it works for B4i.
Please use the forum search.
This is a cross platform class that extends xCustomListView and makes it "lazier". Lazy loading is explained here: https://www.b4x.com/android/forum/threads/b4x-xui-customlistview-lazy-loading-virtualization.87930/#content and here...
www.b4x.com
See the attached example updated with B4XPages (B4A, B4i, B4J).