Trait rui::Binding

pub trait Binding<S>: Clone + Copy + 'static {
    fn get<'a>(&self, cx: &'a Context) -> &'a S;
    fn get_mut<'a>(&self, cx: &'a mut Context) -> &'a mut S;

    fn with<T>(&self, cx: &Context, f: impl FnOnce(&S) -> T) -> T { ... }
    fn with_mut<T>(&self, cx: &mut Context, f: impl FnOnce(&mut S) -> T) -> T { ... }
}

Reads or writes a value owned by a source-of-truth.

Required Methods

fn get<'a>(&self, cx: &'a Context) -> &'a S

fn get_mut<'a>(&self, cx: &'a mut Context) -> &'a mut S

Provided Methods

fn with<T>(&self, cx: &Context, f: impl FnOnce(&S) -> T) -> T

fn with_mut<T>(&self, cx: &mut Context, f: impl FnOnce(&mut S) -> T) -> T

Implementors

impl<S, B, L, T> Binding<S> for Map<B, L, S, T>where
    B: Binding<T>,
    L: Lens<T, S>,
    S: 'static,
    T: 'static,

impl<S: 'static> Binding<S> for State<S>