use_callback

actuate

Function use_callback 

Source 
pub fn use_callback<'a, T, R>(
    cx: ScopeState<'a>,
    f: impl FnMut(T) -> R + 'a,
) -> &'a Rc<dyn Fn(T) -> R + 'a>
where
    T: 'static,
    R: 'static,
Expand description

Use a callback function. The returned function will be updated to f whenever this component is re-composed.