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The constellation notifies the script thread about documents becoming inactive, active and fully active.

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This commit is contained in:
Alan Jeffrey 2017-01-10 14:35:25 -06:00
parent 556a46f537
commit a43c842099
14 changed files with 162 additions and 98 deletions
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40
components/script/dom/document.rs
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@ -108,7 +108,8 @@ use origin::Origin;
use script_layout_interface::message::{Msg, ReflowQueryType};
use script_runtime::{CommonScriptMsg, ScriptThreadEventCategory};
use script_thread::{MainThreadScriptMsg, Runnable};
use script_traits::{AnimationState, CompositorEvent, MouseButton, MouseEventType, MozBrowserEvent};
use script_traits::{AnimationState, CompositorEvent, DocumentActivity};
use script_traits::{MouseButton, MouseEventType, MozBrowserEvent};
use script_traits::{ScriptMsg as ConstellationMsg, TouchpadPressurePhase};
use script_traits::{TouchEventType, TouchId};
use script_traits::UntrustedNodeAddress;
@ -191,7 +192,7 @@ pub struct Document {
last_modified: Option<String>,
encoding: Cell<EncodingRef>,
is_html_document: bool,
is_fully_active: Cell<bool>,
activity: Cell<DocumentActivity>,
url: DOMRefCell<ServoUrl>,
quirks_mode: Cell<QuirksMode>,
/// Caches for the getElement methods
@ -387,17 +388,33 @@ impl Document {
self.trigger_mozbrowser_event(MozBrowserEvent::SecurityChange(https_state));
}
// https://html.spec.whatwg.org/multipage/#fully-active
pub fn is_fully_active(&self) -> bool {
self.is_fully_active.get()
self.activity.get() == DocumentActivity::FullyActive
}
pub fn fully_activate(&self) {
self.is_fully_active.set(true)
pub fn is_active(&self) -> bool {
self.activity.get() != DocumentActivity::Inactive
}
pub fn fully_deactivate(&self) {
self.is_fully_active.set(false)
pub fn set_activity(&self, activity: DocumentActivity) {
// This function should only be called on documents with a browsing context
assert!(self.browsing_context.is_some());
// Set the document's activity level, reflow if necessary, and suspend or resume timers.
if activity != self.activity.get() {
self.activity.set(activity);
if activity == DocumentActivity::FullyActive {
self.title_changed();
self.dirty_all_nodes();
self.window().reflow(
ReflowGoal::ForDisplay,
ReflowQueryType::NoQuery,
ReflowReason::CachedPageNeededReflow
);
self.window().resume();
} else {
self.window().suspend();
}
}
}
pub fn origin(&self) -> &Origin {
@ -1892,6 +1909,7 @@ impl Document {
is_html_document: IsHTMLDocument,
content_type: Option<DOMString>,
last_modified: Option<String>,
activity: DocumentActivity,
source: DocumentSource,
doc_loader: DocumentLoader,
referrer: Option<String>,
@ -1927,7 +1945,7 @@ impl Document {
// https://dom.spec.whatwg.org/#concept-document-encoding
encoding: Cell::new(UTF_8),
is_html_document: is_html_document == IsHTMLDocument::HTMLDocument,
is_fully_active: Cell::new(false),
activity: Cell::new(activity),
id_map: DOMRefCell::new(HashMap::new()),
tag_map: DOMRefCell::new(HashMap::new()),
tagns_map: DOMRefCell::new(HashMap::new()),
@ -1995,6 +2013,7 @@ impl Document {
IsHTMLDocument::NonHTMLDocument,
None,
None,
DocumentActivity::Inactive,
DocumentSource::NotFromParser,
docloader,
None,
@ -2008,6 +2027,7 @@ impl Document {
doctype: IsHTMLDocument,
content_type: Option<DOMString>,
last_modified: Option<String>,
activity: DocumentActivity,
source: DocumentSource,
doc_loader: DocumentLoader,
referrer: Option<String>,
@ -2020,6 +2040,7 @@ impl Document {
doctype,
content_type,
last_modified,
activity,
source,
doc_loader,
referrer,
@ -2093,6 +2114,7 @@ impl Document {
doctype,
None,
None,
DocumentActivity::Inactive,
DocumentSource::NotFromParser,
DocumentLoader::new(&self.loader()),
None,