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b07ebbae6b
The alias is left there temporarilly and will be removed completely in a later commit where
also components/style/gecko/generated/structs_{debug|release}.rs are re-generated (they still
use the old alias).
61 lines
2.1 KiB
Rust
61 lines
2.1 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 http://mozilla.org/MPL/2.0/. */
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//! An [`@media`][media] urle.
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//!
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//! [media]: https://drafts.csswg.org/css-conditional/#at-ruledef-media
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use cssparser::SourceLocation;
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use media_queries::MediaList;
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use servo_arc::Arc;
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use shared_lock::{DeepCloneParams, DeepCloneWithLock, Locked, SharedRwLock, SharedRwLockReadGuard, ToCssWithGuard};
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use std::fmt;
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use style_traits::ToCss;
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use stylesheets::CssRules;
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/// An [`@media`][media] urle.
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///
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/// [media]: https://drafts.csswg.org/css-conditional/#at-ruledef-media
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#[derive(Debug)]
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pub struct MediaRule {
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/// The list of media queries used by this media rule.
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pub media_queries: Arc<Locked<MediaList>>,
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/// The nested rules to this media rule.
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pub rules: Arc<Locked<CssRules>>,
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/// The source position where this media rule was found.
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pub source_location: SourceLocation,
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}
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impl ToCssWithGuard for MediaRule {
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// Serialization of MediaRule is not specced.
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// https://drafts.csswg.org/cssom/#serialize-a-css-rule CSSMediaRule
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fn to_css<W>(&self, guard: &SharedRwLockReadGuard, dest: &mut W) -> fmt::Result
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where W: fmt::Write {
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dest.write_str("@media ")?;
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self.media_queries.read_with(guard).to_css(dest)?;
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dest.write_str(" {")?;
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for rule in self.rules.read_with(guard).0.iter() {
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dest.write_str(" ")?;
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rule.to_css(guard, dest)?;
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}
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dest.write_str(" }")
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}
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}
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impl DeepCloneWithLock for MediaRule {
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fn deep_clone_with_lock(
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&self,
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lock: &SharedRwLock,
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guard: &SharedRwLockReadGuard,
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params: &DeepCloneParams,
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) -> Self {
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let media_queries = self.media_queries.read_with(guard);
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let rules = self.rules.read_with(guard);
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MediaRule {
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media_queries: Arc::new(lock.wrap(media_queries.clone())),
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rules: Arc::new(lock.wrap(rules.deep_clone_with_lock(lock, guard, params))),
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source_location: self.source_location.clone(),
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}
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}
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}
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