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Add custom element registry

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This commit is contained in:
Connor Brewster 2017-05-11 12:47:27 -06:00
parent bdf4135b6a
commit e21e64a33c
7 changed files with 469 additions and 0 deletions
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14
components/script/dom/window.rs
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@ -32,6 +32,7 @@ use dom::bindings::utils::{GlobalStaticData, WindowProxyHandler};
use dom::bluetooth::BluetoothExtraPermissionData;
use dom::crypto::Crypto;
use dom::cssstyledeclaration::{CSSModificationAccess, CSSStyleDeclaration, CSSStyleOwner};
use dom::customelementregistry::CustomElementRegistry;
use dom::document::{AnimationFrameCallback, Document};
use dom::element::Element;
use dom::event::Event;
@ -179,6 +180,7 @@ pub struct Window {
window_proxy: MutNullableJS<WindowProxy>,
document: MutNullableJS<Document>,
history: MutNullableJS<History>,
custom_element_registry: MutNullableJS<CustomElementRegistry>,
performance: MutNullableJS<Performance>,
navigation_start: u64,
navigation_start_precise: f64,
@ -533,6 +535,11 @@ impl WindowMethods for Window {
self.history.or_init(|| History::new(self))
}
// https://html.spec.whatwg.org/multipage/#dom-window-customelements
fn CustomElements(&self) -> Root<CustomElementRegistry> {
self.custom_element_registry.or_init(|| CustomElementRegistry::new(self))
}
// https://html.spec.whatwg.org/multipage/#dom-location
fn Location(&self) -> Root<Location> {
self.Document().GetLocation().unwrap()
@ -1031,6 +1038,12 @@ impl Window {
// thread, informing it that it can safely free the memory.
self.Document().upcast::<Node>().teardown();
// Clean up any active promises
// https://github.com/servo/servo/issues/15318
if let Some(custom_elements) = self.custom_element_registry.get() {
custom_elements.teardown();
}
// The above code may not catch all DOM objects (e.g. DOM
// objects removed from the tree that haven't been collected
// yet). There should not be any such DOM nodes with layout
@ -1805,6 +1818,7 @@ impl Window {
image_cache: image_cache.clone(),
navigator: Default::default(),
history: Default::default(),
custom_element_registry: Default::default(),
window_proxy: Default::default(),
document: Default::default(),
performance: Default::default(),