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separate state from rsc

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shadow cat
2026-01-01 22:18:08 -05:00
parent 462c0e6416
commit 5da1e9e767
22 changed files with 373 additions and 492 deletions
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29
core/src/event/rsc.rs
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@@ -2,40 +2,31 @@ use crate::{
Event, EventCtx, EventLike, EventManager, HasUi, IdLike, Widget, WidgetEventFn, WidgetRef,
};
pub trait HasState {
type State: HasUi;
}
pub trait HasEvents: Sized + HasUi + 'static {
type State;
pub trait HasEvents: Sized + HasState + HasUi {
fn get(&self) -> &EventManager<Self::State>;
fn get_mut(&mut self) -> &mut EventManager<Self::State>;
fn events(&self) -> &EventManager<Self::State> {
HasEvents::get(self)
}
fn events_mut(&mut self) -> &mut EventManager<Self::State> {
HasEvents::get_mut(self)
}
fn events(&self) -> &EventManager<Self>;
fn events_mut(&mut self) -> &mut EventManager<Self>;
fn register_event<W: Widget + ?Sized, E: EventLike>(
&mut self,
id: WidgetRef<W>,
event: E,
f: impl for<'a> WidgetEventFn<Self::State, <E::Event as Event>::Data<'a>, W>,
) where
Self::State: 'static,
{
f: impl for<'a> WidgetEventFn<Self, <E::Event as Event>::Data<'a>, W>,
) {
self.events_mut().register(id, event, f);
}
}
pub trait RunEvents: HasEvents + HasState<State = Self> + 'static {
pub trait RunEvents: HasEvents + 'static {
fn run_event<E: EventLike>(
&mut self,
id: impl IdLike,
data: &mut <E::Event as Event>::Data<'_>,
state: &mut Self::State,
) {
let f = self.events_mut().get_type::<E>().run_fn(id);
f(EventCtx { state: self, data })
f(EventCtx { state, data }, self)
}
}
impl<T: HasEvents + HasState<State = Self> + 'static> RunEvents for T {}
impl<T: HasEvents + 'static> RunEvents for T {}