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Implement basic interface for MutationObserver and MutationRecord.

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Sumit 2017-03-16 15:46:45 -04:00 • committed by Josh Matthews
parent 5421d833de
commit 107ac9ab56
8 changed files with 145 additions and 0 deletions
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15
components/script/script_thread.rs
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@ -46,6 +46,7 @@ use dom::event::{Event, EventBubbles, EventCancelable};
use dom::globalscope::GlobalScope;
use dom::htmlanchorelement::HTMLAnchorElement;
use dom::htmliframeelement::HTMLIFrameElement;
use dom::mutationobserver::MutationObserver;
use dom::node::{Node, NodeDamage, window_from_node};
use dom::serviceworker::TrustedServiceWorkerAddress;
use dom::serviceworkerregistration::ServiceWorkerRegistration;
@ -480,6 +481,9 @@ pub struct ScriptThread {
microtask_queue: MicrotaskQueue,
/// The unit of related similar-origin browsing contexts' list of MutationObserver objects
mutation_observers: DOMRefCell<Vec<JS<MutationObserver>>>,
/// A handle to the webvr thread, if available
webvr_thread: Option<IpcSender<WebVRMsg>>,
@ -570,6 +574,15 @@ impl ScriptThreadFactory for ScriptThread {
}
impl ScriptThread {
pub fn add_mutation_observer(observer: &MutationObserver) {
SCRIPT_THREAD_ROOT.with(|root| {
let script_thread = unsafe { &*root.get().unwrap() };
script_thread.mutation_observers
.borrow_mut()
.push(JS::from_ref(observer));
})
}
pub fn mark_document_with_no_blocked_loads(doc: &Document) {
SCRIPT_THREAD_ROOT.with(|root| {
let script_thread = unsafe { &*root.get().unwrap() };
@ -722,6 +735,8 @@ impl ScriptThread {
microtask_queue: MicrotaskQueue::default(),
mutation_observers: Default::default(),
layout_to_constellation_chan: state.layout_to_constellation_chan,
webvr_thread: state.webvr_thread,