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Auto merge of #18721 - emilio:matches-stylo, r=heycam

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stylo: Implement Element.matches using stylo.

From bug 1404897.

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This commit is contained in:
bors-servo 2017-10-03 08:05:07 -05:00 • committed by GitHub
commit 31cef8c258
1 changed files with 40 additions and 2 deletions
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42
ports/geckolib/glue.rs
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@ -6,7 +6,7 @@ use cssparser::{Parser, ParserInput};
use cssparser::ToCss as ParserToCss;
use env_logger::LogBuilder;
use malloc_size_of::MallocSizeOfOps;
use selectors::Element;
use selectors::{self, Element};
use selectors::matching::{MatchingContext, MatchingMode, matches_selector};
use servo_arc::{Arc, ArcBorrow, RawOffsetArc};
use std::cell::RefCell;
@ -122,7 +122,7 @@ use style::properties::animated_properties::compare_property_priority;
use style::properties::parse_one_declaration_into;
use style::rule_cache::RuleCacheConditions;
use style::rule_tree::{CascadeLevel, StyleSource};
use style::selector_parser::PseudoElementCascadeType;
use style::selector_parser::{PseudoElementCascadeType, SelectorImpl};
use style::shared_lock::{SharedRwLockReadGuard, StylesheetGuards, ToCssWithGuard, Locked};
use style::string_cache::Atom;
use style::style_adjuster::StyleAdjuster;
@ -1522,6 +1522,22 @@ pub extern "C" fn Servo_StyleRule_SelectorMatchesElement(rule: RawServoStyleRule
})
}
#[no_mangle]
pub unsafe extern "C" fn Servo_SelectorList_Matches(
element: RawGeckoElementBorrowed,
selectors: &::selectors::SelectorList<SelectorImpl>,
) -> bool {
let element = GeckoElement(element);
let mut context = MatchingContext::new(
MatchingMode::Normal,
None,
None,
element.owner_document_quirks_mode(),
);
selectors::matching::matches_selector_list(selectors, &element, &mut context)
}
#[no_mangle]
pub extern "C" fn Servo_ImportRule_GetHref(rule: RawServoImportRuleBorrowed, result: *mut nsAString) {
read_locked_arc(rule, |rule: &ImportRule| {
@ -4102,3 +4118,25 @@ pub extern "C" fn Servo_CorruptRuleHashAndCrash(set: RawServoStyleSetBorrowed, i
let per_doc_data = PerDocumentStyleData::from_ffi(set).borrow();
per_doc_data.stylist.corrupt_rule_hash_and_crash(index);
}
#[no_mangle]
pub unsafe extern "C" fn Servo_SelectorList_Parse(
selector_list: *const nsACString,
) -> *mut ::selectors::SelectorList<SelectorImpl> {
use style::selector_parser::SelectorParser;
debug_assert!(!selector_list.is_null());
let input = ::std::str::from_utf8_unchecked(&**selector_list);
let selector_list = match SelectorParser::parse_author_origin_no_namespace(&input) {
Ok(selector_list) => selector_list,
Err(..) => return ptr::null_mut(),
};
Box::into_raw(Box::new(selector_list))
}
#[no_mangle]
pub unsafe extern "C" fn Servo_SelectorList_Drop(list: *mut ::selectors::SelectorList<SelectorImpl>) {
let _ = Box::from_raw(list);
}