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dom: Unindent Document::set_activity.

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Josh Matthews 2019-11-21 10:14:28 -05:00 • committed by GitHub
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commit aa7a52c05e
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1 changed files with 62 additions and 55 deletions
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117
components/script/dom/document.rs
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@ -506,62 +506,69 @@ impl Document {
pub fn set_activity(&self, activity: DocumentActivity) { pub fn set_activity(&self, activity: DocumentActivity) {
// This function should only be called on documents with a browsing context // This function should only be called on documents with a browsing context
assert!(self.has_browsing_context); assert!(self.has_browsing_context);
// Set the document's activity level, reflow if necessary, and suspend or resume timers. if activity == self.activity.get() {
if activity != self.activity.get() { return;
self.activity.set(activity);
let media = ServoMedia::get().unwrap();
let pipeline_id = self.window().pipeline_id().expect("doc with no pipeline");
let client_context_id =
ClientContextId::build(pipeline_id.namespace_id.0, pipeline_id.index.0.get());
if activity == DocumentActivity::FullyActive {
self.title_changed();
self.dirty_all_nodes();
self.window()
.reflow(ReflowGoal::Full, ReflowReason::CachedPageNeededReflow);
self.window().resume();
media.resume(&client_context_id);
// html.spec.whatwg.org/multipage/#history-traversal
// Step 4.6
if self.ready_state.get() == DocumentReadyState::Complete {
let document = Trusted::new(self);
self.window
.task_manager()
.dom_manipulation_task_source()
.queue(
task!(fire_pageshow_event: move || {
let document = document.root();
let window = document.window();
// Step 4.6.1
if document.page_showing.get() {
return;
}
// Step 4.6.2
document.page_showing.set(true);
// Step 4.6.4
let event = PageTransitionEvent::new(
window,
atom!("pageshow"),
false, // bubbles
false, // cancelable
true, // persisted
);
let event = event.upcast::<Event>();
event.set_trusted(true);
// FIXME(nox): Why are errors silenced here?
let _ = window.upcast::<EventTarget>().dispatch_event_with_target(
document.upcast(),
&event,
);
}),
self.window.upcast(),
)
.unwrap();
}
} else {
self.window().suspend();
media.suspend(&client_context_id);
}
} }
// Set the document's activity level, reflow if necessary, and suspend or resume timers.
self.activity.set(activity);
let media = ServoMedia::get().unwrap();
let pipeline_id = self.window().pipeline_id().expect("doc with no pipeline");
let client_context_id =
ClientContextId::build(pipeline_id.namespace_id.0, pipeline_id.index.0.get());
if activity != DocumentActivity::FullyActive {
self.window().suspend();
media.suspend(&client_context_id);
return;
}
self.title_changed();
self.dirty_all_nodes();
self.window()
.reflow(ReflowGoal::Full, ReflowReason::CachedPageNeededReflow);
self.window().resume();
media.resume(&client_context_id);
if self.ready_state.get() != DocumentReadyState::Complete {
return;
}
// html.spec.whatwg.org/multipage/#history-traversal
// Step 4.6
let document = Trusted::new(self);
self.window
.task_manager()
.dom_manipulation_task_source()
.queue(
task!(fire_pageshow_event: move || {
let document = document.root();
let window = document.window();
// Step 4.6.1
if document.page_showing.get() {
return;
}
// Step 4.6.2
document.page_showing.set(true);
// Step 4.6.4
let event = PageTransitionEvent::new(
window,
atom!("pageshow"),
false, // bubbles
false, // cancelable
true, // persisted
);
let event = event.upcast::<Event>();
event.set_trusted(true);
// FIXME(nox): Why are errors silenced here?
let _ = window.upcast::<EventTarget>().dispatch_event_with_target(
document.upcast(),
&event,
);
}),
self.window.upcast(),
)
.unwrap();
} }
pub fn origin(&self) -> &MutableOrigin { pub fn origin(&self) -> &MutableOrigin {