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Add CSSOM support for CSS layers (#31481)

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Instead of just crashing.
This commit is contained in:
Oriol Brufau 2024-03-03 13:47:39 +01:00 • committed by GitHub
parent 845f503c34
commit 06aeeeb1f3
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GPG key ID: B5690EEEBB952194
25 changed files with 298 additions and 77 deletions
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16
components/script/dom/cssrule.rs
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@ -17,6 +17,8 @@ use crate::dom::cssfontfacerule::CSSFontFaceRule;
use crate::dom::cssimportrule::CSSImportRule;
use crate::dom::csskeyframerule::CSSKeyframeRule;
use crate::dom::csskeyframesrule::CSSKeyframesRule;
use crate::dom::csslayerblockrule::CSSLayerBlockRule;
use crate::dom::csslayerstatementrule::CSSLayerStatementRule;
use crate::dom::cssmediarule::CSSMediaRule;
use crate::dom::cssnamespacerule::CSSNamespaceRule;
use crate::dom::cssstylerule::CSSStyleRule;
@ -62,6 +64,10 @@ impl CSSRule {
rule as &dyn SpecificCSSRule
} else if let Some(rule) = self.downcast::<CSSSupportsRule>() {
rule as &dyn SpecificCSSRule
} else if let Some(rule) = self.downcast::<CSSLayerBlockRule>() {
rule as &dyn SpecificCSSRule
} else if let Some(rule) = self.downcast::<CSSLayerStatementRule>() {
rule as &dyn SpecificCSSRule
} else {
unreachable!()
}
@ -102,10 +108,14 @@ impl CSSRule {
StyleCssRule::Page(_) => unreachable!(),
StyleCssRule::Container(_) => unimplemented!(), // TODO
StyleCssRule::Document(_) => unimplemented!(), // TODO
StyleCssRule::LayerBlock(_) => unimplemented!(), // TODO
StyleCssRule::LayerStatement(_) => unimplemented!(), // TODO
StyleCssRule::LayerBlock(s) => {
DomRoot::upcast(CSSLayerBlockRule::new(window, parent_stylesheet, s))
},
StyleCssRule::LayerStatement(s) => {
DomRoot::upcast(CSSLayerStatementRule::new(window, parent_stylesheet, s))
},
StyleCssRule::FontPaletteValues(_) => unimplemented!(), // TODO
StyleCssRule::Property(_) => unimplemented!(), // TODO
StyleCssRule::Property(_) => unimplemented!(), // TODO
}
}