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strong & weak widgets

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shadowcat
2025-12-11 07:16:06 -05:00
parent a85e129026
commit 36668c82f4
19 changed files with 293 additions and 294 deletions
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12
src/event.rs
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@@ -9,20 +9,20 @@ macro_rules! event_ctx {
#[allow(unused_imports)]
use $crate::prelude::*;
pub trait EventableCtx<W, Tag, Ctx: 'static> {
pub trait EventableCtx<WL: WidgetLike<Tag>, Tag, Ctx: 'static> {
fn on<E: Event>(
self,
event: E,
f: impl WidgetEventFn<Ctx, E::Data, W>,
) -> impl WidgetIdFn<W> + EventableCtx<W, IdFnTag, Ctx>;
f: impl WidgetEventFn<Ctx, E::Data, WL::Widget>,
) -> impl WidgetIdFn<WL::Widget>;
}
impl<WL: WidgetLike<Tag>, Tag> EventableCtx<WL::Widget, Tag, $ty> for WL {
impl<WL: WidgetLike<Tag>, Tag> EventableCtx<WL, Tag, $ty> for WL {
fn on<E: Event>(
self,
event: E,
f: impl WidgetEventFn<$ty, E::Data, WL::Widget>,
) -> impl WidgetIdFn<WL::Widget> + EventableCtx<WL::Widget, IdFnTag, $ty> {
) -> impl WidgetIdFn<WL::Widget> {
eventable::Eventable::on(self, event, f)
}
}
@@ -47,7 +47,7 @@ pub mod eventable {
let id_ = id.weak();
ui.register_event(&id, event, move |ctx| {
f(EventIdCtx {
id: &id_,
id: id_,
state: ctx.state,
data: ctx.data,
ui: ctx.ui,