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c94ac5bccb
* script: Move Reflector to script_bindings. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * script: Extract global() helper from DomObject into new trait. Move DomObject and related traits to script_bindings. Signed-off-by: Josh Matthews <josh@joshmatthews.net> --------- Signed-off-by: Josh Matthews <josh@joshmatthews.net>
88 lines
2.9 KiB
Rust
88 lines
2.9 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use dom_struct::dom_struct;
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use servo_arc::Arc;
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use style::shared_lock::ToCssWithGuard;
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use style::stylesheets::{CssRuleType, MediaRule};
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use style_traits::ToCss;
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use crate::dom::bindings::codegen::Bindings::CSSMediaRuleBinding::CSSMediaRuleMethods;
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use crate::dom::bindings::reflector::{reflect_dom_object, DomGlobal};
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use crate::dom::bindings::root::{DomRoot, MutNullableDom};
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use crate::dom::bindings::str::DOMString;
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use crate::dom::cssconditionrule::CSSConditionRule;
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use crate::dom::cssrule::SpecificCSSRule;
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use crate::dom::cssstylesheet::CSSStyleSheet;
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use crate::dom::medialist::MediaList;
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use crate::dom::window::Window;
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use crate::script_runtime::CanGc;
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#[dom_struct]
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pub(crate) struct CSSMediaRule {
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cssconditionrule: CSSConditionRule,
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#[ignore_malloc_size_of = "Arc"]
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#[no_trace]
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mediarule: Arc<MediaRule>,
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medialist: MutNullableDom<MediaList>,
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}
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impl CSSMediaRule {
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fn new_inherited(parent_stylesheet: &CSSStyleSheet, mediarule: Arc<MediaRule>) -> CSSMediaRule {
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let list = mediarule.rules.clone();
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CSSMediaRule {
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cssconditionrule: CSSConditionRule::new_inherited(parent_stylesheet, list),
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mediarule,
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medialist: MutNullableDom::new(None),
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}
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}
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#[cfg_attr(crown, allow(crown::unrooted_must_root))]
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pub(crate) fn new(
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window: &Window,
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parent_stylesheet: &CSSStyleSheet,
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mediarule: Arc<MediaRule>,
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) -> DomRoot<CSSMediaRule> {
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reflect_dom_object(
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Box::new(CSSMediaRule::new_inherited(parent_stylesheet, mediarule)),
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window,
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CanGc::note(),
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)
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}
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fn medialist(&self) -> DomRoot<MediaList> {
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self.medialist.or_init(|| {
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MediaList::new(
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self.global().as_window(),
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self.cssconditionrule.parent_stylesheet(),
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self.mediarule.media_queries.clone(),
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)
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})
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}
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/// <https://drafts.csswg.org/css-conditional-3/#the-cssmediarule-interface>
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pub(crate) fn get_condition_text(&self) -> DOMString {
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let guard = self.cssconditionrule.shared_lock().read();
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let list = self.mediarule.media_queries.read_with(&guard);
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list.to_css_string().into()
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}
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}
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impl SpecificCSSRule for CSSMediaRule {
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fn ty(&self) -> CssRuleType {
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CssRuleType::Media
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}
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fn get_css(&self) -> DOMString {
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let guard = self.cssconditionrule.shared_lock().read();
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self.mediarule.to_css_string(&guard).into()
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}
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}
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impl CSSMediaRuleMethods<crate::DomTypeHolder> for CSSMediaRule {
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// https://drafts.csswg.org/cssom/#dom-cssgroupingrule-media
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fn Media(&self) -> DomRoot<MediaList> {
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self.medialist()
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}
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}
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