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Bug 1366427: Make backdrop not inherit from the parent element. r=heycam

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MozReview-Commit-ID: EnnmvDsgbdx
Signed-off-by: Emilio Cobos Álvarez <emilio@crisal.io>
This commit is contained in:
Emilio Cobos Álvarez 2017-05-20 11:56:48 +02:00
parent 3d40b516c8
commit 71dbc6c023
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3 changed files with 17 additions and 4 deletions
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9
components/style/gecko/pseudo_element.rs
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@ -49,6 +49,15 @@ impl PseudoElement {
PseudoElementCascadeType::Lazy
}
/// Whether the pseudo-element should inherit from the default computed
/// values instead of from the parent element.
///
/// This is not the common thing, but there are some pseudos (namely:
/// ::backdrop), that shouldn't inherit from the parent element.
pub fn inherits_from_default_values(&self) -> bool {
!matches!(*self, PseudoElement::Backdrop)
}
/// Gets the canonical index of this eagerly-cascaded pseudo-element.
#[inline]
pub fn eager_index(&self) -> usize {