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style: Invalidate parts in nested shadow trees correctly.

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Differential Revision: https://phabricator.services.mozilla.com/D54010
This commit is contained in:
Emilio Cobos Álvarez 2019-11-21 10:32:10 +00:00
parent e3009a4de9
commit f8ceb5cb84
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6 changed files with 104 additions and 43 deletions
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28
components/style/gecko/wrapper.rs
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@ -1244,8 +1244,12 @@ impl<'le> TElement for GeckoElement<'le> {
#[inline]
fn has_part_attr(&self) -> bool {
self.as_node()
.get_bool_flag(nsINode_BooleanFlag::ElementHasPart)
self.as_node().get_bool_flag(nsINode_BooleanFlag::ElementHasPart)
}
#[inline]
fn exports_any_part(&self) -> bool {
snapshot_helpers::find_attr(self.attrs(), &atom!("exportparts")).is_some()
}
// FIXME(emilio): we should probably just return a reference to the Atom.
@ -2217,25 +2221,13 @@ impl<'le> ::selectors::Element for GeckoElement<'le> {
}
#[inline]
fn imported_part(&self, name: &Atom) -> Option<Atom> {
let imported = unsafe {
bindings::Gecko_Element_ImportedPart(self.0, name.as_ptr())
};
if imported.is_null() {
return None;
}
Some(unsafe { Atom::from_raw(imported) })
fn exported_part(&self, name: &Atom) -> Option<Atom> {
snapshot_helpers::exported_part(self.attrs(), name)
}
#[inline]
fn exported_part(&self, name: &Atom) -> Option<Atom> {
let exported = unsafe {
bindings::Gecko_Element_ExportedPart(self.0, name.as_ptr())
};
if exported.is_null() {
return None;
}
Some(unsafe { Atom::from_raw(exported) })
fn imported_part(&self, name: &Atom) -> Option<Atom> {
snapshot_helpers::imported_part(self.attrs(), name)
}
#[inline(always)]