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Allow &mut self in overlay

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tarkah 2022-11-19 12:25:59 -08:00 • committed by Cory Forsstrom
parent 67420cb1e4
commit f1ada7a803
17 changed files with 73 additions and 83 deletions
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31
lazy/src/component.rs
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@ -11,7 +11,7 @@ use iced_native::{
};
use ouroboros::self_referencing;
use std::cell::{Ref, RefCell};
use std::cell::RefCell;
use std::marker::PhantomData;
/// A reusable, custom widget that uses The Elm Architecture.
@ -322,25 +322,25 @@ where
}
fn overlay<'b>(
&'b self,
&'b mut self,
tree: &'b mut Tree,
layout: Layout<'_>,
renderer: &Renderer,
) -> Option<overlay::Element<'b, Message, Renderer>> {
let overlay = OverlayBuilder {
instance: self,
instance_ref_builder: |instance| instance.state.borrow(),
tree,
types: PhantomData,
overlay_builder: |instance, tree| {
instance
.as_ref()
.unwrap()
.borrow_element()
.as_ref()
.unwrap()
.as_widget()
.overlay(&mut tree.children[0], layout, renderer)
instance.state.get_mut().as_mut().unwrap().with_element_mut(
move |element| {
element.as_mut().unwrap().as_widget_mut().overlay(
&mut tree.children[0],
layout,
renderer,
)
},
)
},
}
.build();
@ -362,15 +362,11 @@ where
#[self_referencing]
struct Overlay<'a, 'b, Message, Renderer, Event, S> {
instance: &'a Instance<'b, Message, Renderer, Event, S>,
instance: &'a mut Instance<'b, Message, Renderer, Event, S>,
tree: &'a mut Tree,
types: PhantomData<(Message, Event, S)>,
#[borrows(instance)]
#[covariant]
instance_ref: Ref<'this, Option<State<'a, Message, Renderer, Event, S>>>,
#[borrows(instance_ref, mut tree)]
#[borrows(mut instance, mut tree)]
#[covariant]
overlay: Option<overlay::Element<'this, Event, Renderer>>,
}
@ -514,7 +510,6 @@ where
self.overlay = Some(
OverlayBuilder {
instance: overlay.instance,
instance_ref_builder: |instance| instance.state.borrow(),
tree: overlay.tree,
types: PhantomData,
overlay_builder: |_, _| None,