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