cosmic-settings/page/src/insert.rs
2023-05-31 02:50:15 +02:00

41 lines
1.1 KiB
Rust

// Copyright 2023 System76 <info@system76.com>
// SPDX-License-Identifier: GPL-3.0-only
use super::{AutoBind, Binder, Content, Entity};
/// An inserted page which may have additional properties assigned to it.
pub struct Insert<'a, Message> {
pub model: &'a mut Binder<Message>,
pub id: Entity,
}
impl<'a, Message: 'static> Insert<'a, Message> {
#[must_use]
pub fn id(self) -> Entity {
self.id
}
#[must_use]
pub fn content(self, content: Content) -> Self {
self.model.content.insert(self.id, content);
self
}
/// Adds a page and associates it with its parent page.
#[allow(clippy::return_self_not_must_use)]
#[allow(clippy::must_use_candidate)]
pub fn sub_page<P: AutoBind<Message>>(self) -> Self {
let sub_page = self.model.register::<P>().id();
self.model.info[sub_page].parent = Some(self.id);
self.model
.sub_pages
.entry(self.id)
.expect("parent page missing")
.and_modify(|v| v.push(sub_page))
.or_insert_with(|| vec![sub_page]);
self
}
}