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Implement XUL tree pseudo style resolution for stylo.

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This commit is contained in:
Xidorn Quan 2017-10-20 14:08:40 +11:00
parent 915890af77
commit 2dc714f0ac
9 changed files with 172 additions and 10 deletions
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18
components/style/stylist.rs
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@ -817,13 +817,21 @@ impl Stylist {
rule_inclusion: RuleInclusion,
parent_style: &ComputedValues,
is_probe: bool,
font_metrics: &FontMetricsProvider
font_metrics: &FontMetricsProvider,
matching_fn: Option<&Fn(&PseudoElement) -> bool>,
) -> Option<Arc<ComputedValues>>
where
E: TElement,
{
let cascade_inputs =
self.lazy_pseudo_rules(guards, element, pseudo, is_probe, rule_inclusion);
self.lazy_pseudo_rules(
guards,
element,
pseudo,
is_probe,
rule_inclusion,
matching_fn
);
self.compute_pseudo_element_style_with_inputs(
&cascade_inputs,
pseudo,
@ -977,7 +985,8 @@ impl Stylist {
element: &E,
pseudo: &PseudoElement,
is_probe: bool,
rule_inclusion: RuleInclusion
rule_inclusion: RuleInclusion,
matching_fn: Option<&Fn(&PseudoElement) -> bool>,
) -> CascadeInputs
where
E: TElement
@ -1024,6 +1033,7 @@ impl Stylist {
None,
self.quirks_mode,
);
matching_context.pseudo_element_matching_fn = matching_fn;
self.push_applicable_declarations(
element,
@ -1060,6 +1070,7 @@ impl Stylist {
VisitedHandlingMode::RelevantLinkVisited,
self.quirks_mode,
);
matching_context.pseudo_element_matching_fn = matching_fn;
self.push_applicable_declarations(
element,
@ -1287,6 +1298,7 @@ impl Stylist {
context.nth_index_cache.as_mut().map(|s| &mut **s),
stylist.quirks_mode,
);
matching_context.pseudo_element_matching_fn = context.pseudo_element_matching_fn;
map.get_all_matching_rules(
element,