mirror of
https://github.com/servo/servo.git
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9514f670d1
* Add `no_trace` option to JSTraceable derive * NoTrace wrapper * Port some types to no_trace schematics * Fixing my unsafe mistakes (not tracing traceables) * Add docs & safety guards for no_trace Safety guards (trait shenanigans) guarantees safety usage of `no_trace` * Port canvas_traits to no_trace * Port servo_media to no_trace * Port net_traits to no_trace * Port style to no_trace * Port webgpu to no_trace * Port script_traits to no_trace * Port canvas_traits, devtools_traits, embedder_traits, profile_traits to no_trace * unrooted_must_root lint in seperate file * Add trace_in_no_trace_lint as script_plugin * Composable types in must_not_have_traceable * Introduced HashMapTracedValues wrapper * `HashMap<NoTrace<K>,V>`->`HashMapTracedValues<K,V>` * Port rest of servo's types to no_trace * Port html5ever, euclid, mime and http to no_trace * Port remaining externals to no_trace * Port webxr and Arc<Mutex<_>> * Fix spelling in notrace doc
76 lines
2.5 KiB
Rust
76 lines
2.5 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 crate::dom::bindings::codegen::Bindings::CSSGroupingRuleBinding::CSSGroupingRuleMethods;
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use crate::dom::bindings::error::{ErrorResult, Fallible};
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use crate::dom::bindings::inheritance::Castable;
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use crate::dom::bindings::reflector::DomObject;
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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::cssrule::CSSRule;
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use crate::dom::cssrulelist::{CSSRuleList, RulesSource};
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use crate::dom::cssstylesheet::CSSStyleSheet;
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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::{Locked, SharedRwLock};
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use style::stylesheets::CssRules as StyleCssRules;
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#[dom_struct]
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pub struct CSSGroupingRule {
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cssrule: CSSRule,
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#[ignore_malloc_size_of = "Arc"]
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#[no_trace]
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rules: Arc<Locked<StyleCssRules>>,
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rulelist: MutNullableDom<CSSRuleList>,
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}
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impl CSSGroupingRule {
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pub fn new_inherited(
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parent_stylesheet: &CSSStyleSheet,
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rules: Arc<Locked<StyleCssRules>>,
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) -> CSSGroupingRule {
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CSSGroupingRule {
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cssrule: CSSRule::new_inherited(parent_stylesheet),
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rules: rules,
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rulelist: MutNullableDom::new(None),
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}
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}
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fn rulelist(&self) -> DomRoot<CSSRuleList> {
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let parent_stylesheet = self.upcast::<CSSRule>().parent_stylesheet();
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self.rulelist.or_init(|| {
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CSSRuleList::new(
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self.global().as_window(),
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parent_stylesheet,
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RulesSource::Rules(self.rules.clone()),
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)
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})
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}
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pub fn parent_stylesheet(&self) -> &CSSStyleSheet {
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self.cssrule.parent_stylesheet()
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}
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pub fn shared_lock(&self) -> &SharedRwLock {
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self.cssrule.shared_lock()
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}
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}
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impl CSSGroupingRuleMethods for CSSGroupingRule {
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// https://drafts.csswg.org/cssom/#dom-cssgroupingrule-cssrules
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fn CssRules(&self) -> DomRoot<CSSRuleList> {
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// XXXManishearth check origin clean flag
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self.rulelist()
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}
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// https://drafts.csswg.org/cssom/#dom-cssgroupingrule-insertrule
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fn InsertRule(&self, rule: DOMString, index: u32) -> Fallible<u32> {
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self.rulelist().insert_rule(&rule, index, /* nested */ true)
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}
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// https://drafts.csswg.org/cssom/#dom-cssgroupingrule-deleterule
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fn DeleteRule(&self, index: u32) -> ErrorResult {
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self.rulelist().remove_rule(index)
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}
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}
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