Wrap most CSS rules in Locked<_> instead of RwLock<_>

This commit is contained in:
Simon Sapin 2017-03-17 16:46:22 +01:00
parent f35b4e27b3
commit adb97d4cbe
17 changed files with 194 additions and 139 deletions

View file

@ -11,20 +11,19 @@ use dom::cssrule::{CSSRule, SpecificCSSRule};
use dom::cssstylesheet::CSSStyleSheet;
use dom::window::Window;
use dom_struct::dom_struct;
use parking_lot::RwLock;
use std::sync::Arc;
use style::shared_lock::ToCssWithGuard;
use style::shared_lock::{Locked, ToCssWithGuard};
use style::stylesheets::NamespaceRule;
#[dom_struct]
pub struct CSSNamespaceRule {
cssrule: CSSRule,
#[ignore_heap_size_of = "Arc"]
namespacerule: Arc<RwLock<NamespaceRule>>,
namespacerule: Arc<Locked<NamespaceRule>>,
}
impl CSSNamespaceRule {
fn new_inherited(parent_stylesheet: &CSSStyleSheet, namespacerule: Arc<RwLock<NamespaceRule>>)
fn new_inherited(parent_stylesheet: &CSSStyleSheet, namespacerule: Arc<Locked<NamespaceRule>>)
-> CSSNamespaceRule {
CSSNamespaceRule {
cssrule: CSSRule::new_inherited(parent_stylesheet),
@ -34,7 +33,7 @@ impl CSSNamespaceRule {
#[allow(unrooted_must_root)]
pub fn new(window: &Window, parent_stylesheet: &CSSStyleSheet,
namespacerule: Arc<RwLock<NamespaceRule>>) -> Root<CSSNamespaceRule> {
namespacerule: Arc<Locked<NamespaceRule>>) -> Root<CSSNamespaceRule> {
reflect_dom_object(box CSSNamespaceRule::new_inherited(parent_stylesheet, namespacerule),
window,
CSSNamespaceRuleBinding::Wrap)
@ -44,14 +43,16 @@ impl CSSNamespaceRule {
impl CSSNamespaceRuleMethods for CSSNamespaceRule {
// https://drafts.csswg.org/cssom/#dom-cssnamespacerule-prefix
fn Prefix(&self) -> DOMString {
self.namespacerule.read().prefix
let guard = self.cssrule.shared_lock().read();
self.namespacerule.read_with(&guard).prefix
.as_ref().map(|s| s.to_string().into())
.unwrap_or(DOMString::new())
}
// https://drafts.csswg.org/cssom/#dom-cssnamespacerule-namespaceuri
fn NamespaceURI(&self) -> DOMString {
(*self.namespacerule.read().url).into()
let guard = self.cssrule.shared_lock().read();
(*self.namespacerule.read_with(&guard).url).into()
}
}
@ -63,6 +64,6 @@ impl SpecificCSSRule for CSSNamespaceRule {
fn get_css(&self) -> DOMString {
let guard = self.cssrule.shared_lock().read();
self.namespacerule.read().to_css_string(&guard).into()
self.namespacerule.read_with(&guard).to_css_string(&guard).into()
}
}