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stylo: Support :hover and :active quirk

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Nazım Can Altınova 2017-06-10 20:43:05 +03:00
parent ff17af064b
commit 15fe48f3f6
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15 changed files with 229 additions and 73 deletions
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1
components/script/dom/document.rs
View file

@ -209,6 +209,7 @@ pub struct Document {
is_html_document: bool,
activity: Cell<DocumentActivity>,
url: DOMRefCell<ServoUrl>,
#[ignore_heap_size_of = "defined in selectors"]
quirks_mode: Cell<QuirksMode>,
/// Caches for the getElement methods
id_map: DOMRefCell<HashMap<Atom, Vec<JS<Element>>>>,

12
components/script/dom/element.rs
View file

@ -86,7 +86,7 @@ use ref_filter_map::ref_filter_map;
use script_layout_interface::message::ReflowQueryType;
use script_thread::Runnable;
use selectors::attr::{AttrSelectorOperation, NamespaceConstraint};
use selectors::matching::{ElementSelectorFlags, MatchingContext, MatchingMode};
use selectors::matching::{ElementSelectorFlags, LocalMatchingContext, MatchingContext, MatchingMode};
use selectors::matching::{HAS_EDGE_CHILD_SELECTOR, HAS_SLOW_SELECTOR, HAS_SLOW_SELECTOR_LATER_SIBLINGS};
use selectors::matching::{RelevantLinkStatus, matches_selector_list};
use servo_atoms::Atom;
@ -2063,7 +2063,9 @@ impl ElementMethods for Element {
match SelectorParser::parse_author_origin_no_namespace(&selectors) {
Err(_) => Err(Error::Syntax),
Ok(selectors) => {
let mut ctx = MatchingContext::new(MatchingMode::Normal, None);
let quirks_mode = document_from_node(self).quirks_mode();
let mut ctx = MatchingContext::new(MatchingMode::Normal, None,
quirks_mode);
Ok(matches_selector_list(&selectors, &Root::from_ref(self), &mut ctx))
}
}
@ -2082,7 +2084,9 @@ impl ElementMethods for Element {
let root = self.upcast::<Node>();
for element in root.inclusive_ancestors() {
if let Some(element) = Root::downcast::<Element>(element) {
let mut ctx = MatchingContext::new(MatchingMode::Normal, None);
let quirks_mode = document_from_node(self).quirks_mode();
let mut ctx = MatchingContext::new(MatchingMode::Normal, None,
quirks_mode);
if matches_selector_list(&selectors, &element, &mut ctx) {
return Ok(Some(element));
}
@ -2432,7 +2436,7 @@ impl<'a> ::selectors::Element for Root<Element> {
fn match_non_ts_pseudo_class<F>(&self,
pseudo_class: &NonTSPseudoClass,
_: &mut MatchingContext,
_: &mut LocalMatchingContext<Self::Impl>,
_: &RelevantLinkStatus,
_: &mut F)
-> bool

11
components/script/dom/node.rs
View file

@ -347,11 +347,11 @@ impl<'a> Iterator for QuerySelectorIterator {
fn next(&mut self) -> Option<Root<Node>> {
let selectors = &self.selectors;
// TODO(cgaebel): Is it worth it to build a bloom filter here
// (instead of passing `None`)? Probably.
let mut ctx = MatchingContext::new(MatchingMode::Normal, None);
self.iterator.by_ref().filter_map(|node| {
// TODO(cgaebel): Is it worth it to build a bloom filter here
// (instead of passing `None`)? Probably.
let mut ctx = MatchingContext::new(MatchingMode::Normal, None,
node.owner_doc().quirks_mode());
if let Some(element) = Root::downcast(node) {
if matches_selector_list(selectors, &element, &mut ctx) {
return Some(Root::upcast(element));
@ -720,7 +720,8 @@ impl Node {
Err(_) => Err(Error::Syntax),
// Step 3.
Ok(selectors) => {
let mut ctx = MatchingContext::new(MatchingMode::Normal, None);
let mut ctx = MatchingContext::new(MatchingMode::Normal, None,
self.owner_doc().quirks_mode());
Ok(self.traverse_preorder().filter_map(Root::downcast).find(|element| {
matches_selector_list(&selectors, element, &mut ctx)
}))

7
components/script/layout_wrapper.rs
View file

@ -50,7 +50,8 @@ use script_layout_interface::{OpaqueStyleAndLayoutData, StyleData};
use script_layout_interface::wrapper_traits::{DangerousThreadSafeLayoutNode, GetLayoutData, LayoutNode};
use script_layout_interface::wrapper_traits::{PseudoElementType, ThreadSafeLayoutElement, ThreadSafeLayoutNode};
use selectors::attr::{AttrSelectorOperation, NamespaceConstraint};
use selectors::matching::{ElementSelectorFlags, MatchingContext, RelevantLinkStatus, VisitedHandlingMode};
use selectors::matching::{ElementSelectorFlags, LocalMatchingContext, MatchingContext, RelevantLinkStatus};
use selectors::matching::VisitedHandlingMode;
use servo_atoms::Atom;
use servo_url::ServoUrl;
use std::fmt;
@ -721,7 +722,7 @@ impl<'le> ::selectors::Element for ServoLayoutElement<'le> {
fn match_non_ts_pseudo_class<F>(&self,
pseudo_class: &NonTSPseudoClass,
_: &mut MatchingContext,
_: &mut LocalMatchingContext<Self::Impl>,
_: &RelevantLinkStatus,
_: &mut F)
-> bool
@ -1232,7 +1233,7 @@ impl<'le> ::selectors::Element for ServoThreadSafeLayoutElement<'le> {
fn match_non_ts_pseudo_class<F>(&self,
_: &NonTSPseudoClass,
_: &mut MatchingContext,
_: &mut LocalMatchingContext<Self::Impl>,
_: &RelevantLinkStatus,
_: &mut F)
-> bool

141
components/selectors/matching.rs
View file

@ -5,7 +5,7 @@
use attr::{ParsedAttrSelectorOperation, AttrSelectorOperation, NamespaceConstraint};
use bloom::BloomFilter;
use parser::{AncestorHashes, Combinator, Component, LocalName};
use parser::{Selector, SelectorIter, SelectorList};
use parser::{Selector, SelectorImpl, SelectorIter, SelectorList};
use std::borrow::Borrow;
use tree::Element;
@ -100,6 +100,19 @@ pub enum VisitedHandlingMode {
RelevantLinkVisited,
}
/// Which quirks mode is this document in.
///
/// See: https://quirks.spec.whatwg.org/
#[derive(PartialEq, Eq, Copy, Clone, Hash, Debug)]
pub enum QuirksMode {
/// Quirks mode.
Quirks,
/// Limited quirks mode.
LimitedQuirks,
/// No quirks mode.
NoQuirks,
}
/// Data associated with the matching process for a element. This context is
/// used across many selectors for an element, so it's not appropriate for
/// transient data that applies to only a single selector.
@ -119,12 +132,15 @@ pub struct MatchingContext<'a> {
/// `RelevantLinkStatus` which tracks the status for the _current_ selector
/// only.)
pub relevant_link_found: bool,
/// The quirks mode of the document.
pub quirks_mode: QuirksMode,
}
impl<'a> MatchingContext<'a> {
/// Constructs a new `MatchingContext`.
pub fn new(matching_mode: MatchingMode,
bloom_filter: Option<&'a BloomFilter>)
bloom_filter: Option<&'a BloomFilter>,
quirks_mode: QuirksMode)
-> Self
{
Self {
@ -133,13 +149,15 @@ impl<'a> MatchingContext<'a> {
bloom_filter: bloom_filter,
visited_handling: VisitedHandlingMode::AllLinksUnvisited,
relevant_link_found: false,
quirks_mode: quirks_mode,
}
}
/// Constructs a new `MatchingContext` for use in visited matching.
pub fn new_for_visited(matching_mode: MatchingMode,
bloom_filter: Option<&'a BloomFilter>,
visited_handling: VisitedHandlingMode)
visited_handling: VisitedHandlingMode,
quirks_mode: QuirksMode)
-> Self
{
Self {
@ -148,10 +166,97 @@ impl<'a> MatchingContext<'a> {
bloom_filter: bloom_filter,
visited_handling: visited_handling,
relevant_link_found: false,
quirks_mode: quirks_mode,
}
}
}
/// Holds per-element data alongside a pointer to MatchingContext.
pub struct LocalMatchingContext<'a, 'b: 'a, Impl: SelectorImpl> {
/// Shared `MatchingContext`.
pub shared: &'a mut MatchingContext<'b>,
/// A reference to the base selector we're matching against.
pub selector: &'a Selector<Impl>,
/// The offset of the current compound selector being matched, kept up to date by
/// the callees when the iterator is advanced. This, in conjunction with the selector
/// reference above, allows callees to synthesize an iterator for the current compound
/// selector on-demand. This is necessary because the primary iterator may already have
/// been advanced partway through the current compound selector, and the callee may need
/// the whole thing.
offset: usize,
/// Holds a bool flag to see if LocalMatchingContext is within a functional
/// pseudo class argument. This is used for pseudo classes like
/// `:-moz-any` or `:not`. If this flag is true, :active and :hover
/// quirk shouldn't match.
pub within_functional_pseudo_class_argument: bool,
}
impl<'a, 'b, Impl> LocalMatchingContext<'a, 'b, Impl>
where Impl: SelectorImpl
{
/// Constructs a new `LocalMatchingContext`.
pub fn new(shared: &'a mut MatchingContext<'b>,
selector: &'a Selector<Impl>) -> Self {
Self {
shared: shared,
selector: selector,
offset: 0,
within_functional_pseudo_class_argument: false,
}
}
/// Updates offset of Selector to show new compound selector.
/// To be able to correctly re-synthesize main SelectorIter.
pub fn note_next_sequence(&mut self, selector_iter: &SelectorIter<Impl>) {
if let QuirksMode::Quirks = self.shared.quirks_mode {
self.offset = self.selector.len() - selector_iter.selector_length();
}
}
/// Returns true if current compound selector matches :active and :hover quirk.
/// https://quirks.spec.whatwg.org/#the-active-and-hover-quirk
pub fn active_hover_quirk_matches(&mut self) -> bool {
if self.shared.quirks_mode != QuirksMode::Quirks ||
self.within_functional_pseudo_class_argument {
return false;
}
let mut iter = if self.offset == 0 {
self.selector.iter()
} else {
self.selector.iter_from(self.offset)
};
return iter.all(|simple| {
match *simple {
Component::LocalName(_) |
Component::AttributeInNoNamespaceExists { .. } |
Component::AttributeInNoNamespace { .. } |
Component::AttributeOther(_) |
Component::ID(_) |
Component::Class(_) |
Component::PseudoElement(_) |
Component::Negation(_) |
Component::FirstChild |
Component::LastChild |
Component::OnlyChild |
Component::Empty |
Component::NthChild(_, _) |
Component::NthLastChild(_, _) |
Component::NthOfType(_, _) |
Component::NthLastOfType(_, _) |
Component::FirstOfType |
Component::LastOfType |
Component::OnlyOfType => false,
Component::NonTSPseudoClass(ref pseudo_class) => {
Impl::is_active_or_hover(pseudo_class)
},
_ => true,
}
});
}
}
pub fn matches_selector_list<E>(selector_list: &SelectorList<E::Impl>,
element: &E,
context: &mut MatchingContext)
@ -361,14 +466,15 @@ pub fn matches_selector<E, F>(selector: &Selector<E::Impl>,
}
}
matches_complex_selector(selector, offset, element, context, flags_setter)
let mut local_context = LocalMatchingContext::new(context, selector);
matches_complex_selector(&selector, offset, element, &mut local_context, flags_setter)
}
/// Matches a complex selector.
pub fn matches_complex_selector<E, F>(complex_selector: &Selector<E::Impl>,
offset: usize,
element: &E,
context: &mut MatchingContext,
mut context: &mut LocalMatchingContext<E::Impl>,
flags_setter: &mut F)
-> bool
where E: Element,
@ -381,14 +487,14 @@ pub fn matches_complex_selector<E, F>(complex_selector: &Selector<E::Impl>,
};
if cfg!(debug_assertions) {
if context.matching_mode == MatchingMode::ForStatelessPseudoElement {
if context.shared.matching_mode == MatchingMode::ForStatelessPseudoElement {
assert!(iter.clone().any(|c| {
matches!(*c, Component::PseudoElement(..))
}));
}
}
if context.matching_mode == MatchingMode::ForStatelessPseudoElement {
if context.shared.matching_mode == MatchingMode::ForStatelessPseudoElement {
match *iter.next().unwrap() {
// Stateful pseudo, just don't match.
Component::NonTSPseudoClass(..) => return false,
@ -401,6 +507,8 @@ pub fn matches_complex_selector<E, F>(complex_selector: &Selector<E::Impl>,
if iter.next_sequence().is_none() {
return true;
}
// Inform the context that the we've advanced to the next compound selector.
context.note_next_sequence(&mut iter);
}
_ => panic!("Used MatchingMode::ForStatelessPseudoElement in a non-pseudo selector"),
}
@ -418,14 +526,14 @@ pub fn matches_complex_selector<E, F>(complex_selector: &Selector<E::Impl>,
fn matches_complex_selector_internal<E, F>(mut selector_iter: SelectorIter<E::Impl>,
element: &E,
context: &mut MatchingContext,
context: &mut LocalMatchingContext<E::Impl>,
relevant_link: &mut RelevantLinkStatus,
flags_setter: &mut F)
-> SelectorMatchingResult
where E: Element,
F: FnMut(&E, ElementSelectorFlags),
{
*relevant_link = relevant_link.examine_potential_link(element, context);
*relevant_link = relevant_link.examine_potential_link(element, &mut context.shared);
let matches_all_simple_selectors = selector_iter.all(|simple| {
matches_simple_selector(simple, element, context, &relevant_link, flags_setter)
@ -435,6 +543,8 @@ fn matches_complex_selector_internal<E, F>(mut selector_iter: SelectorIter<E::Im
element, selector_iter, relevant_link);
let combinator = selector_iter.next_sequence();
// Inform the context that the we've advanced to the next compound selector.
context.note_next_sequence(&mut selector_iter);
let siblings = combinator.map_or(false, |c| c.is_sibling());
if siblings {
flags_setter(element, HAS_SLOW_SELECTOR_LATER_SIBLINGS);
@ -517,7 +627,7 @@ fn matches_complex_selector_internal<E, F>(mut selector_iter: SelectorIter<E::Im
fn matches_simple_selector<E, F>(
selector: &Component<E::Impl>,
element: &E,
context: &mut MatchingContext,
context: &mut LocalMatchingContext<E::Impl>,
relevant_link: &RelevantLinkStatus,
flags_setter: &mut F)
-> bool
@ -527,7 +637,7 @@ fn matches_simple_selector<E, F>(
match *selector {
Component::Combinator(_) => unreachable!(),
Component::PseudoElement(ref pseudo) => {
element.match_pseudo_element(pseudo, context)
element.match_pseudo_element(pseudo, context.shared)
}
Component::LocalName(LocalName { ref name, ref lower_name }) => {
let is_html = element.is_html_element_in_html_document();
@ -651,7 +761,14 @@ fn matches_simple_selector<E, F>(
matches_generic_nth_child(element, 0, 1, true, true, flags_setter)
}
Component::Negation(ref negated) => {
!negated.iter().all(|ss| matches_simple_selector(ss, element, context, relevant_link, flags_setter))
let old_value = context.within_functional_pseudo_class_argument;
context.within_functional_pseudo_class_argument = true;
let result = !negated.iter().all(|ss| {
matches_simple_selector(ss, element, context,
relevant_link, flags_setter)
});
context.within_functional_pseudo_class_argument = old_value;
result
}
}
}

22
components/selectors/parser.rs
View file

@ -103,6 +103,10 @@ macro_rules! with_all_bounds {
/// pseudo-elements
type PseudoElement: $($CommonBounds)* + PseudoElement<Impl = Self>;
/// Returns whether the given pseudo class is :active or :hover.
#[inline]
fn is_active_or_hover(pseudo_class: &Self::NonTSPseudoClass) -> bool;
}
}
}
@ -427,7 +431,7 @@ impl<Impl: SelectorImpl> Selector<Impl> {
pub fn iter_from(&self, offset: usize) -> SelectorIter<Impl> {
// Note: selectors are stored left-to-right but logical order is right-to-left.
let iter = self.0.slice[..(self.0.slice.len() - offset)].iter().rev();
let iter = self.0.slice[..(self.len() - offset)].iter().rev();
SelectorIter {
iter: iter,
next_combinator: None,
@ -451,6 +455,11 @@ impl<Impl: SelectorImpl> Selector<Impl> {
let header = HeaderWithLength::new(SpecificityAndFlags(specificity_and_flags), vec.len());
Selector(Arc::into_thin(Arc::from_header_and_iter(header, vec.into_iter())))
}
/// Returns count of simple selectors and combinators in the Selector.
pub fn len(&self) -> usize {
self.0.slice.len()
}
}
#[derive(Clone)]
@ -465,6 +474,11 @@ impl<'a, Impl: 'a + SelectorImpl> SelectorIter<'a, Impl> {
pub fn next_sequence(&mut self) -> Option<Combinator> {
self.next_combinator.take()
}
/// Returns remaining count of the simple selectors and combinators in the Selector.
pub fn selector_length(&self) -> usize {
self.iter.len()
}
}
impl<'a, Impl: SelectorImpl> Iterator for SelectorIter<'a, Impl> {
@ -1711,6 +1725,12 @@ pub mod tests {
type BorrowedNamespaceUrl = DummyAtom;
type NonTSPseudoClass = PseudoClass;
type PseudoElement = PseudoElement;
#[inline]
fn is_active_or_hover(pseudo_class: &Self::NonTSPseudoClass) -> bool {
matches!(*pseudo_class, PseudoClass::Active |
PseudoClass::Hover)
}
}
#[derive(Default, Debug, Clone, PartialEq, Eq, Hash)]

5
components/selectors/size_of_tests.rs
View file

@ -34,6 +34,11 @@ impl SelectorImpl for Impl {
type BorrowedNamespaceUrl = Atom;
type NonTSPseudoClass = PseudoClass;
type PseudoElement = gecko_like_types::PseudoElement;
#[inline]
fn is_active_or_hover(_pseudo_class: &Self::NonTSPseudoClass) -> bool {
unimplemented!()
}
}
impl SelectorMethods for PseudoClass {

4
components/selectors/tree.rs
View file

@ -6,7 +6,7 @@
//! between layout and style.
use attr::{AttrSelectorOperation, NamespaceConstraint};
use matching::{ElementSelectorFlags, MatchingContext, RelevantLinkStatus};
use matching::{ElementSelectorFlags, LocalMatchingContext, MatchingContext, RelevantLinkStatus};
use parser::SelectorImpl;
use std::fmt::Debug;
@ -50,7 +50,7 @@ pub trait Element: Sized + Debug {
fn match_non_ts_pseudo_class<F>(&self,
pc: &<Self::Impl as SelectorImpl>::NonTSPseudoClass,
context: &mut MatchingContext,
context: &mut LocalMatchingContext<Self::Impl>,
relevant_link: &RelevantLinkStatus,
flags_setter: &mut F) -> bool
where F: FnMut(&Self, ElementSelectorFlags);

16
components/style/context.rs
View file

@ -33,6 +33,8 @@ use time;
use timer::Timer;
use traversal::{DomTraversal, TraversalFlags};
pub use selectors::matching::QuirksMode;
/// This structure is used to create a local style context from a shared one.
#[cfg(feature = "servo")]
pub struct ThreadLocalStyleContextCreationInfo {
@ -49,20 +51,6 @@ impl ThreadLocalStyleContextCreationInfo {
}
}
/// Which quirks mode is this document in.
///
/// See: https://quirks.spec.whatwg.org/
#[derive(PartialEq, Eq, Copy, Clone, Hash, Debug)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
pub enum QuirksMode {
/// Quirks mode.
Quirks,
/// Limited quirks mode.
LimitedQuirks,
/// No quirks mode.
NoQuirks,
}
/// A global options structure for the style system. We use this instead of
/// opts to abstract across Gecko and Servo.
#[derive(Clone)]

6
components/style/gecko/selector_parser.rs
View file

@ -237,6 +237,12 @@ impl ::selectors::SelectorImpl for SelectorImpl {
type PseudoElement = PseudoElement;
type NonTSPseudoClass = NonTSPseudoClass;
#[inline]
fn is_active_or_hover(pseudo_class: &Self::NonTSPseudoClass) -> bool {
matches!(*pseudo_class, NonTSPseudoClass::Active |
NonTSPseudoClass::Hover)
}
}
impl<'a, 'i> ::selectors::Parser<'i> for SelectorParser<'a> {

36
components/style/gecko/wrapper.rs
View file

@ -72,7 +72,7 @@ use rule_tree::CascadeLevel as ServoCascadeLevel;
use selector_parser::{AttrValue, ElementExt, PseudoClassStringArg};
use selectors::Element;
use selectors::attr::{AttrSelectorOperation, AttrSelectorOperator, CaseSensitivity, NamespaceConstraint};
use selectors::matching::{ElementSelectorFlags, MatchingContext, MatchingMode};
use selectors::matching::{ElementSelectorFlags, LocalMatchingContext, MatchingContext};
use selectors::matching::{RelevantLinkStatus, VisitedHandlingMode};
use shared_lock::Locked;
use sink::Push;
@ -1424,7 +1424,7 @@ impl<'le> ::selectors::Element for GeckoElement<'le> {
fn match_non_ts_pseudo_class<F>(&self,
pseudo_class: &NonTSPseudoClass,
context: &mut MatchingContext,
context: &mut LocalMatchingContext<Self::Impl>,
relevant_link: &RelevantLinkStatus,
flags_setter: &mut F)
-> bool
@ -1432,10 +1432,7 @@ impl<'le> ::selectors::Element for GeckoElement<'le> {
{
use selectors::matching::*;
match *pseudo_class {
NonTSPseudoClass::AnyLink |
NonTSPseudoClass::Active |
NonTSPseudoClass::Focus |
NonTSPseudoClass::Hover |
NonTSPseudoClass::Enabled |
NonTSPseudoClass::Disabled |
NonTSPseudoClass::Checked |
@ -1477,12 +1474,19 @@ impl<'le> ::selectors::Element for GeckoElement<'le> {
NonTSPseudoClass::MozMeterSubSubOptimum |
NonTSPseudoClass::MozAutofill |
NonTSPseudoClass::MozAutofillPreview => {
// NB: It's important to use `intersect` instead of `contains`
// here, to handle `:any-link` correctly.
self.get_state().intersects(pseudo_class.state_flag())
},
NonTSPseudoClass::Link => relevant_link.is_unvisited(self, context),
NonTSPseudoClass::Visited => relevant_link.is_visited(self, context),
NonTSPseudoClass::AnyLink => self.is_link(),
NonTSPseudoClass::Link => relevant_link.is_unvisited(self, context.shared),
NonTSPseudoClass::Visited => relevant_link.is_visited(self, context.shared),
NonTSPseudoClass::Active |
NonTSPseudoClass::Hover => {
if context.active_hover_quirk_matches() && !self.is_link() {
false
} else {
self.get_state().contains(pseudo_class.state_flag())
}
},
NonTSPseudoClass::MozFirstNode => {
flags_setter(self, HAS_EDGE_CHILD_SELECTOR);
let mut elem = self.as_node();
@ -1522,9 +1526,13 @@ impl<'le> ::selectors::Element for GeckoElement<'le> {
}
NonTSPseudoClass::MozPlaceholder => false,
NonTSPseudoClass::MozAny(ref sels) => {
sels.iter().any(|s| {
let old_value = context.within_functional_pseudo_class_argument;
context.within_functional_pseudo_class_argument = true;
let result = sels.iter().any(|s| {
matches_complex_selector(s, 0, self, context, flags_setter)
})
});
context.within_functional_pseudo_class_argument = old_value;
result
}
NonTSPseudoClass::Lang(ref lang_arg) => {
self.match_element_lang(None, lang_arg)
@ -1563,11 +1571,7 @@ impl<'le> ::selectors::Element for GeckoElement<'le> {
#[inline]
fn is_link(&self) -> bool {
let mut context = MatchingContext::new(MatchingMode::Normal, None);
self.match_non_ts_pseudo_class(&NonTSPseudoClass::AnyLink,
&mut context,
&RelevantLinkStatus::default(),
&mut |_, _| {})
self.get_state().intersects(NonTSPseudoClass::AnyLink.state_flag())
}
fn get_id(&self) -> Option<Atom> {

6
components/style/matching.rs
View file

@ -1021,7 +1021,8 @@ pub trait MatchMethods : TElement {
let mut matching_context =
MatchingContext::new_for_visited(MatchingMode::Normal,
Some(bloom_filter),
visited_handling);
visited_handling,
context.shared.quirks_mode);
{
let smil_override = data.get_smil_override();
@ -1117,7 +1118,8 @@ pub trait MatchMethods : TElement {
let mut matching_context =
MatchingContext::new_for_visited(MatchingMode::ForStatelessPseudoElement,
Some(bloom_filter),
visited_handling);
visited_handling,
context.shared.quirks_mode);
// Compute rule nodes for eagerly-cascaded pseudo-elements.
let mut matches_different_pseudos = false;

20
components/style/restyle_hints.rs
View file

@ -20,7 +20,7 @@ use selector_map::{SelectorMap, SelectorMapEntry};
use selector_parser::{NonTSPseudoClass, PseudoElement, SelectorImpl, Snapshot, SnapshotMap, AttrValue};
use selectors::Element;
use selectors::attr::{AttrSelectorOperation, NamespaceConstraint};
use selectors::matching::{ElementSelectorFlags, MatchingContext, MatchingMode};
use selectors::matching::{ElementSelectorFlags, LocalMatchingContext, MatchingContext, MatchingMode};
use selectors::matching::{RelevantLinkStatus, VisitedHandlingMode, matches_selector};
use selectors::parser::{AncestorHashes, Combinator, Component};
use selectors::parser::{Selector, SelectorAndHashes, SelectorIter, SelectorMethods};
@ -664,7 +664,7 @@ impl<'a, E> Element for ElementWrapper<'a, E>
fn match_non_ts_pseudo_class<F>(&self,
pseudo_class: &NonTSPseudoClass,
context: &mut MatchingContext,
context: &mut LocalMatchingContext<Self::Impl>,
relevant_link: &RelevantLinkStatus,
_setter: &mut F)
-> bool
@ -707,10 +707,10 @@ impl<'a, E> Element for ElementWrapper<'a, E>
// state directly. Instead, we use the `relevant_link` to determine if
// they match.
NonTSPseudoClass::Link => {
return relevant_link.is_unvisited(self, context);
return relevant_link.is_unvisited(self, context.shared);
}
NonTSPseudoClass::Visited => {
return relevant_link.is_visited(self, context);
return relevant_link.is_visited(self, context.shared);
}
#[cfg(feature = "gecko")]
@ -767,11 +767,7 @@ impl<'a, E> Element for ElementWrapper<'a, E>
}
fn is_link(&self) -> bool {
let mut context = MatchingContext::new(MatchingMode::Normal, None);
self.match_non_ts_pseudo_class(&NonTSPseudoClass::AnyLink,
&mut context,
&RelevantLinkStatus::default(),
&mut |_, _| {})
self.element.is_link()
}
fn parent_element(&self) -> Option<Self> {
@ -1202,7 +1198,8 @@ impl DependencySet {
// not clear we _need_ it right now.
let mut then_context =
MatchingContext::new_for_visited(MatchingMode::Normal, None,
VisitedHandlingMode::AllLinksUnvisited);
VisitedHandlingMode::AllLinksUnvisited,
shared_context.quirks_mode);
let matched_then =
matches_selector(&dep.selector,
dep.selector_offset,
@ -1212,7 +1209,8 @@ impl DependencySet {
&mut |_, _| {});
let mut now_context =
MatchingContext::new_for_visited(MatchingMode::Normal, bloom_filter,
VisitedHandlingMode::AllLinksUnvisited);
VisitedHandlingMode::AllLinksUnvisited,
shared_context.quirks_mode);
let matches_now =
matches_selector(&dep.selector,
dep.selector_offset,

6
components/style/servo/selector_parser.rs
View file

@ -299,6 +299,12 @@ impl ::selectors::SelectorImpl for SelectorImpl {
type NamespaceUrl = Namespace;
type BorrowedLocalName = LocalName;
type BorrowedNamespaceUrl = Namespace;
#[inline]
fn is_active_or_hover(pseudo_class: &Self::NonTSPseudoClass) -> bool {
matches!(*pseudo_class, NonTSPseudoClass::Active |
NonTSPseudoClass::Hover)
}
}
impl<'a, 'i> ::selectors::Parser<'i> for SelectorParser<'a> {

9
components/style/stylist.rs
View file

@ -88,6 +88,7 @@ pub struct Stylist {
effective_media_query_results: EffectiveMediaQueryResults,
/// If true, the quirks-mode stylesheet is applied.
#[cfg_attr(feature = "servo", ignore_heap_size_of = "defined in selectors")]
quirks_mode: QuirksMode,
/// If true, the device has changed, and the stylist needs to be updated.
@ -735,7 +736,9 @@ impl Stylist {
// Bug 1364242: We need to add visited support for lazy pseudos
let mut declarations = ApplicableDeclarationList::new();
let mut matching_context =
MatchingContext::new(MatchingMode::ForStatelessPseudoElement, None);
MatchingContext::new(MatchingMode::ForStatelessPseudoElement,
None,
self.quirks_mode);
self.push_applicable_declarations(element,
Some(&pseudo),
None,
@ -927,7 +930,7 @@ impl Stylist {
V: Push<ApplicableDeclarationBlock> + VecLike<ApplicableDeclarationBlock>,
{
let mut matching_context =
MatchingContext::new(MatchingMode::Normal, None);
MatchingContext::new(MatchingMode::Normal, None, self.quirks_mode);
let mut dummy_flag_setter = |_: &E, _: ElementSelectorFlags| {};
self.element_map.author.get_all_matching_rules(element,
@ -1156,7 +1159,7 @@ impl Stylist {
// NB: `MatchingMode` doesn't really matter, given we don't share style
// between pseudos.
let mut matching_context =
MatchingContext::new(MatchingMode::Normal, bloom);
MatchingContext::new(MatchingMode::Normal, bloom, self.quirks_mode);
// Note that, by the time we're revalidating, we're guaranteed that the
// candidate and the entry have the same id, classes, and local name.