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Implement MediaList interface

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This commit is contained in:
Nazım Can Altınova 2016-12-02 01:19:20 +03:00
parent 5abbc9f696
commit c052835281
10 changed files with 207 additions and 32 deletions
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20
components/script/dom/cssmediarule.rs
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@ -3,12 +3,14 @@
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use dom::bindings::codegen::Bindings::CSSMediaRuleBinding;
use dom::bindings::js::Root;
use dom::bindings::reflector::reflect_dom_object;
use dom::bindings::codegen::Bindings::CSSMediaRuleBinding::CSSMediaRuleMethods;
use dom::bindings::js::{JS, MutNullableHeap, Root};
use dom::bindings::reflector::{Reflectable, reflect_dom_object};
use dom::bindings::str::DOMString;
use dom::cssgroupingrule::CSSGroupingRule;
use dom::cssrule::SpecificCSSRule;
use dom::cssstylesheet::CSSStyleSheet;
use dom::medialist::MediaList;
use dom::window::Window;
use parking_lot::RwLock;
use std::sync::Arc;
@ -20,6 +22,7 @@ pub struct CSSMediaRule {
cssrule: CSSGroupingRule,
#[ignore_heap_size_of = "Arc"]
mediarule: Arc<RwLock<MediaRule>>,
medialist: MutNullableHeap<JS<MediaList>>,
}
impl CSSMediaRule {
@ -29,6 +32,7 @@ impl CSSMediaRule {
CSSMediaRule {
cssrule: CSSGroupingRule::new_inherited(parent_stylesheet, list),
mediarule: mediarule,
medialist: MutNullableHeap::new(None),
}
}
@ -39,6 +43,11 @@ impl CSSMediaRule {
window,
CSSMediaRuleBinding::Wrap)
}
fn medialist(&self) -> Root<MediaList> {
self.medialist.or_init(|| MediaList::new(self.global().as_window(),
self.mediarule.read().media_queries.clone()))
}
}
impl SpecificCSSRule for CSSMediaRule {
@ -51,3 +60,10 @@ impl SpecificCSSRule for CSSMediaRule {
self.mediarule.read().to_css_string().into()
}
}
impl CSSMediaRuleMethods for CSSMediaRule {
// https://drafts.csswg.org/cssom/#dom-cssgroupingrule-media
fn Media(&self) -> Root<MediaList> {
self.medialist()
}
}