me/iced
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

fix: process component overlay events together with those of the original element

Browse source
This commit is contained in:
Nick Senger 2021-12-13 16:12:47 -08:00
parent 48b2264bc6
commit aa09bd4a98
1 changed files with 20 additions and 31 deletions
Download patch file Download diff file Expand all files Collapse all files

51
lazy/src/component.rs
View file

@ -24,6 +24,7 @@ where
state: RefCell::new(Some(
StateBuilder {
component: Box::new(component),
overlay_events: None,
cache_builder: |state| {
Some(
CacheBuilder {
@ -55,6 +56,7 @@ struct Instance<'a, Message, Renderer, Event> {
#[self_referencing]
struct State<'a, Message: 'a, Renderer: 'a, Event: 'a> {
component: Box<dyn Component<Message, Renderer, Event = Event> + 'a>,
overlay_events: Option<Vec<Event>>,
#[borrows(mut component)]
#[covariant]
@ -103,6 +105,17 @@ impl<'a, Message, Renderer, Event> Instance<'a, Message, Renderer, Event> {
result
})
}
fn with_overlay_events_mut<T>(
&self,
f: impl FnOnce(&mut Option<Vec<Event>>) -> T,
) -> T {
self.state
.borrow_mut()
.as_mut()
.unwrap()
.with_overlay_events_mut(f)
}
}
impl<'a, Message, Renderer, Event> Widget<Message, Renderer>
@ -135,7 +148,9 @@ where
clipboard: &mut dyn Clipboard,
shell: &mut Shell<'_, Message>,
) -> event::Status {
let mut local_messages = Vec::new();
let mut local_messages = self
.with_overlay_events_mut(|overlay_events| overlay_events.take())
.unwrap_or_default();
let mut local_shell = Shell::new(&mut local_messages);
let event_status = self.with_element_mut(|element| {
@ -168,6 +183,7 @@ where
*self.state.borrow_mut() = Some(
StateBuilder {
component,
overlay_events: None,
cache_builder: |state| {
Some(
CacheBuilder {
@ -371,36 +387,9 @@ where
});
if !local_messages.is_empty() {
let mut component =
self.instance.state.take().unwrap().into_heads().component;
for message in local_messages
.into_iter()
.filter_map(|message| component.update(message))
{
shell.publish(message);
}
self.instance.state = RefCell::new(Some(
StateBuilder {
component,
cache_builder: |state| {
Some(
CacheBuilder {
element: state.view(),
message: PhantomData,
overlay_builder: |element| {
element.overlay(layout)
},
}
.build(),
)
},
}
.build(),
));
shell.invalidate_layout();
self.instance.with_overlay_events_mut(|overlay_events| {
*overlay_events = Some(local_messages)
});
}
event_status