...Support automatically refresh, automatically pull-up loading (automatically detect list inertance and scroll to the bottom without having to manually pull). Support customizing rebound animation interpolator, to achieve a variety of cool animation effects. Support setting a theme to fit any scene of App, it won't appear a cool but very awkward situation. Support setting a variety of transformations (Translation, stretching, behind fixed, top fixed, full screen view) for Headers and Footers. Support rewrite and extension, internal implementation without private methods and fields. Supports the interchange of Header and Footer.