wip: fix props update

This commit is contained in:
Jonathan Kelley 2021-09-13 12:42:38 -04:00
parent 5a09ec1610
commit 79e8df26f5
4 changed files with 14 additions and 21 deletions

View file

@ -1,3 +1,3 @@
{
"rust-analyzer.inlayHints.enable": false
"rust-analyzer.inlayHints.enable": true
}

View file

@ -12,7 +12,6 @@ use std::{
cell::{Cell, RefCell},
fmt::{Arguments, Debug, Formatter},
marker::PhantomData,
rc::Rc,
};
/// A composable "VirtualNode" to declare a User Interface in the Dioxus VirtualDOM.
@ -245,6 +244,8 @@ pub struct Attribute<'a> {
/// An event listener.
/// IE onclick, onkeydown, etc
pub struct Listener<'bump> {
/// The ID of the node that this listener is mounted to
/// Used to generate the event listener's ID on the DOM
pub mounted_node: Cell<Option<ElementId>>,
/// The type of event to listen for.
@ -252,6 +253,7 @@ pub struct Listener<'bump> {
/// IE "click" - whatever the renderer needs to attach the listener by name.
pub event: &'static str,
/// The actual callback that the user specified
pub(crate) callback: RefCell<Option<BumpBox<'bump, dyn FnMut(SyntheticEvent) + 'bump>>>,
}

View file

@ -739,14 +739,6 @@ impl ResourcePool {
inner.get_mut(idx.0)
}
pub fn with_scope<'b, O: 'static>(
&'b self,
_id: ScopeId,
_f: impl FnOnce(&'b mut Scope) -> O,
) -> Option<O> {
todo!()
}
// return a bumpframe with a lifetime attached to the arena borrow
// this is useful for merging lifetimes
pub fn with_scope_vnode<'b>(

View file

@ -61,7 +61,7 @@ pub struct VirtualDom {
root_caller: Box<dyn for<'b> Fn(&'b Scope) -> DomTree<'b> + 'static>,
root_props: Pin<Box<dyn Any>>,
root_props: Box<dyn Any>,
}
impl VirtualDom {
@ -122,10 +122,11 @@ impl VirtualDom {
pub fn new_with_props<P: Properties + 'static>(root: FC<P>, root_props: P) -> Self {
let root_fc = Box::new(root);
let root_props: Pin<Box<dyn Any>> = Box::pin(root_props);
let root_props: Box<dyn Any> = Box::new(root_props);
let props_ptr = root_props.downcast_ref::<P>().unwrap() as *const P;
// Safety: this callback is only valid for the lifetime of the root props
let root_caller: Box<dyn Fn(&Scope) -> DomTree> = Box::new(move |scope: &Scope| unsafe {
let props: &'_ P = &*(props_ptr as *const P);
std::mem::transmute(root(Context { props, scope }))
@ -188,17 +189,20 @@ impl VirtualDom {
let root_scope = self.scheduler.pool.get_scope_mut(self.base_scope).unwrap();
root_scope.ensure_drop_safety(&self.scheduler.pool);
let mut root_props: Pin<Box<dyn Any>> = Box::pin(root_props);
let mut root_props: Box<dyn Any> = Box::new(root_props);
if let Some(props_ptr) = root_props.downcast_ref::<P>().map(|p| p as *const P) {
std::mem::swap(&mut self.root_props, &mut root_props);
let root = *self.root_fc.downcast_ref::<FC<P>>().unwrap();
todo!();
let root_caller: Box<dyn Fn(&Scope) -> DomTree> =
Box::new(move |scope: &Scope| unsafe {
let props: &'_ P = &*(props_ptr as *const P);
std::mem::transmute(root(Context { props, scope }))
});
// let new_caller = NodeFactory::create_component_caller(root, props_ptr as *const _);
// root_scope.update_scope_dependencies(new_caller, ScopeChildren(&[]));
root_scope.update_scope_dependencies(&root_caller, ScopeChildren(&[]));
Some(self.rebuild())
} else {
@ -386,8 +390,3 @@ impl VirtualDom {
}
}
}
// TODO!
// These impls are actually wrong. The DOM needs to have a mutex implemented.
unsafe impl Sync for VirtualDom {}
unsafe impl Send for VirtualDom {}