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Support pseudo-element properly in HasAuthorSpecifiedRules.

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This commit is contained in:
Xidorn Quan 2017-10-11 10:29:32 +11:00
parent be5839fae6
commit 0c40ae70ed
3 changed files with 28 additions and 19 deletions
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23
components/style/rule_tree/mod.rs
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@ -7,6 +7,8 @@
//! The rule tree.
use applicable_declarations::ApplicableDeclarationList;
#[cfg(feature = "gecko")]
use gecko::selector_parser::PseudoElement;
#[cfg(feature = "servo")]
use heapsize::HeapSizeOf;
#[cfg(feature = "gecko")]
@ -1077,6 +1079,7 @@ impl StrongRuleNode {
#[cfg(feature = "gecko")]
pub fn has_author_specified_rules<E>(&self,
mut element: E,
mut pseudo: Option<PseudoElement>,
guards: &StylesheetGuards,
rule_type_mask: u32,
author_colors_allowed: bool)
@ -1291,14 +1294,20 @@ impl StrongRuleNode {
if !have_explicit_ua_inherit { break }
// Continue to the parent element and search for the inherited properties.
element = match element.inheritance_parent() {
Some(parent) => parent,
None => break
};
if let Some(pseudo) = pseudo.take() {
if pseudo.inherits_from_default_values() {
break;
}
} else {
element = match element.inheritance_parent() {
Some(parent) => parent,
None => break
};
let parent_data = element.mutate_data().unwrap();
let parent_rule_node = parent_data.styles.primary().rules().clone();
element_rule_node = Cow::Owned(parent_rule_node);
let parent_data = element.mutate_data().unwrap();
let parent_rule_node = parent_data.styles.primary().rules().clone();
element_rule_node = Cow::Owned(parent_rule_node);
}
properties = inherited_properties;
}