pub fn layout<T, Layout, RequiredSize>(
    scroller: &mut T,
    size: XY<usize>,
    needs_relayout: bool,
    layout: Layout,
    required_size: RequiredSize
)where
    T: Scroller,
    Layout: FnMut(&mut T, XY<usize>),
    RequiredSize: FnMut(&mut T, XY<usize>) -> XY<usize>,
Expand description

Performs View::layout on a scroll::Scroller.