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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use crate::dom::bindings::codegen::Bindings::CSSNamespaceRuleBinding::CSSNamespaceRuleMethods;
use crate::dom::bindings::reflector::reflect_dom_object;
use crate::dom::bindings::root::DomRoot;
use crate::dom::bindings::str::DOMString;
use crate::dom::cssrule::{CSSRule, SpecificCSSRule};
use crate::dom::cssstylesheet::CSSStyleSheet;
use crate::dom::window::Window;
use dom_struct::dom_struct;
use servo_arc::Arc;
use style::shared_lock::{Locked, ToCssWithGuard};
use style::stylesheets::NamespaceRule;
#[dom_struct]
pub struct CSSNamespaceRule {
cssrule: CSSRule,
#[ignore_malloc_size_of = "Arc"]
namespacerule: Arc<Locked<NamespaceRule>>,
}
impl CSSNamespaceRule {
fn new_inherited(
parent_stylesheet: &CSSStyleSheet,
namespacerule: Arc<Locked<NamespaceRule>>,
) -> CSSNamespaceRule {
CSSNamespaceRule {
cssrule: CSSRule::new_inherited(parent_stylesheet),
namespacerule: namespacerule,
}
}
#[allow(unrooted_must_root)]
pub fn new(
window: &Window,
parent_stylesheet: &CSSStyleSheet,
namespacerule: Arc<Locked<NamespaceRule>>,
) -> DomRoot<CSSNamespaceRule> {
reflect_dom_object(
Box::new(CSSNamespaceRule::new_inherited(
parent_stylesheet,
namespacerule,
)),
window,
)
}
}
impl CSSNamespaceRuleMethods for CSSNamespaceRule {
// https://drafts.csswg.org/cssom/#dom-cssnamespacerule-prefix
fn Prefix(&self) -> DOMString {
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 {
let guard = self.cssrule.shared_lock().read();
(**self.namespacerule.read_with(&guard).url).into()
}
}
impl SpecificCSSRule for CSSNamespaceRule {
fn ty(&self) -> u16 {
use crate::dom::bindings::codegen::Bindings::CSSRuleBinding::CSSRuleConstants;
CSSRuleConstants::NAMESPACE_RULE
}
fn get_css(&self) -> DOMString {
let guard = self.cssrule.shared_lock().read();
self.namespacerule
.read_with(&guard)
.to_css_string(&guard)
.into()
}
}
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