InfinitePreviousPage<TPage, TPageParam> typedef

InfinitePreviousPage<TPage, TPageParam> = TPageParam? Function(TPage firstPage, List<TPage> pages, TPageParam firstPageParam, List<TPageParam> pageParams)

Selects the parameter for the page before the current first page.

Implementation

typedef InfinitePreviousPage<TPage, TPageParam> =
    TPageParam? Function(
      TPage firstPage,
      List<TPage> pages,
      TPageParam firstPageParam,
      List<TPageParam> pageParams,
    );