view-rc-refcell-diff.diff

$ diff ../iced/examples/counter/src/main.rs src/main.rs 
1,3c1,4
< use iced::{
<     button, Alignment, Button, Column, Element, Sandbox, Settings, Text,
< };
---
> use iced::Sandbox;
> use iced::{button, Alignment, Button, Column, Container, Element, Settings, Text};
> use std::cell::RefCell;
> use std::rc::Rc;
8a10,35
> #[derive(Debug, Default)]
> struct Thing {
>     name: String,
> }
> 
> impl Thing {
>     pub fn view(&mut self) -> Element<Message> {
>         Container::new(Text::new(self.name.clone())).into()
>     }
> }
> 
> #[derive(Debug, Default)]
> struct OtherStruct {
>     pub things: Vec<Rc<RefCell<Thing>>>,
> }
> 
> impl OtherStruct {
>     fn new() -> Self {
>         Self {
>             things: vec![Rc::new(RefCell::new(Thing {
>                 name: "hello".to_string(),
>             }))],
>         }
>     }
> }
> 
13a41
>     o: OtherStruct,
26c54,57
<         Self::default()
---
>         Self {
>             o: OtherStruct::new(),
>             ..Default::default()
>         }
44a76,83
>         let other_view = self
>             .o
>             .things
>             .iter_mut()
>             .enumerate()
>             .fold(Column::new(), |column, (_, item)| {
>                 column.push(item.borrow_mut().view())
>             });
56a96
>             .push(other_view)