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Handle AddInput/RemoveInput events

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This commit is contained in:
Manish Goregaokar 2020-01-08 17:54:26 +05:30
parent a90a42012b
commit f721113f8d
5 changed files with 71 additions and 5 deletions
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55
components/script/dom/xrinputsourcearray.rs
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@ -5,13 +5,16 @@
use crate::dom::bindings::cell::DomRefCell;
use crate::dom::bindings::codegen::Bindings::XRInputSourceArrayBinding;
use crate::dom::bindings::codegen::Bindings::XRInputSourceArrayBinding::XRInputSourceArrayMethods;
use crate::dom::bindings::inheritance::Castable;
use crate::dom::bindings::reflector::{reflect_dom_object, DomObject, Reflector};
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::event::Event;
use crate::dom::globalscope::GlobalScope;
use crate::dom::xrinputsource::XRInputSource;
use crate::dom::xrinputsourceschangeevent::XRInputSourcesChangeEvent;
use crate::dom::xrsession::XRSession;
use dom_struct::dom_struct;
use webxr_api::InputId;
use webxr_api::{InputId, InputSource};
#[dom_struct]
pub struct XRInputSourceArray {
@ -48,6 +51,56 @@ impl XRInputSourceArray {
});
}
pub fn add_input_source(&self, session: &XRSession, info: InputSource) {
let mut input_sources = self.input_sources.borrow_mut();
let global = self.global();
let input = XRInputSource::new(&global, &session, info);
debug_assert!(
input_sources.iter().find(|i| i.id() == info.id).is_none(),
"Should never add a duplicate input id!"
);
input_sources.push(Dom::from_ref(&input));
let added = [input];
let event = XRInputSourcesChangeEvent::new(
&global,
atom!("inputsourceschange"),
false,
true,
session,
&added,
&[],
);
// Release the refcell guard
drop(input_sources);
event.upcast::<Event>().fire(session.upcast());
}
pub fn remove_input_source(&self, session: &XRSession, id: InputId) {
let mut input_sources = self.input_sources.borrow_mut();
let global = self.global();
let removed = if let Some(i) = input_sources.iter().find(|i| i.id() == id) {
[DomRoot::from_ref(&**i)]
} else {
return;
};
let event = XRInputSourcesChangeEvent::new(
&global,
atom!("inputsourceschange"),
false,
true,
session,
&[],
&removed,
);
input_sources.retain(|i| i.id() != id);
// release the refcell guard
drop(input_sources);
event.upcast::<Event>().fire(session.upcast());
}
pub fn find(&self, id: InputId) -> Option<DomRoot<XRInputSource>> {
self.input_sources
.borrow()