Pass ParserContext down to lengths

To make it possible to check the rule type when parsing lengths, we need to pass
the `ParserContext` down through many layers to the place where length units are
parsed.

This change leaves it unused, so it's only to prepare for the next change.

MozReview-Commit-ID: 70YwtcCxnWw
This commit is contained in:
J. Ryan Stinnett 2017-04-11 16:00:37 +08:00
parent 1ae1d370f2
commit 1a31b87c22
31 changed files with 304 additions and 251 deletions

View file

@ -16,6 +16,7 @@ use dom::window::Window;
use dom_struct::dom_struct;
use std::sync::Arc;
use style::media_queries::parse_media_query_list;
use style::parser::ParserContext;
use style::shared_lock::{Locked, ToCssWithGuard};
use style::stylesheets::{CssRuleType, MediaRule};
use style_traits::ToCss;
@ -68,10 +69,11 @@ impl CSSMediaRule {
/// https://drafts.csswg.org/css-conditional-3/#the-cssmediarule-interface
pub fn set_condition_text(&self, text: DOMString) {
let mut input = Parser::new(&text);
let win = self.global().as_window();
let url = win.Document().url();
let global = self.global();
let win = global.as_window();
let url = win.get_url();
let context = ParserContext::new_for_cssom(&url, win.css_error_reporter(), Some(CssRuleType::Media));
let new_medialist = parse_media_query_list(&mut input);
let new_medialist = parse_media_query_list(&context, &mut input);
let mut guard = self.cssconditionrule.shared_lock().write();
// Clone an Arc because we cant borrow `guard` twice at the same time.

View file

@ -32,8 +32,9 @@ use std::default::Default;
use std::sync::Arc;
use style::attr::AttrValue;
use style::media_queries::parse_media_query_list;
use style::parser::ParserContext as CssParserContext;
use style::str::HTML_SPACE_CHARACTERS;
use style::stylesheets::Stylesheet;
use style::stylesheets::{CssRuleType, Stylesheet};
use stylesheet_loader::{StylesheetLoader, StylesheetContextSource, StylesheetOwner};
unsafe_no_jsmanaged_fields!(Stylesheet);
@ -255,7 +256,7 @@ impl HTMLLinkElement {
}
// Step 2.
let url = match document.base_url().join(href) {
let link_url = match document.base_url().join(href) {
Ok(url) => url,
Err(e) => {
debug!("Parsing url {} failed: {}", href, e);
@ -276,7 +277,10 @@ impl HTMLLinkElement {
};
let mut css_parser = CssParser::new(&mq_str);
let media = parse_media_query_list(&mut css_parser);
let win = document.window();
let doc_url = document.url();
let context = CssParserContext::new_for_cssom(&doc_url, win.css_error_reporter(), Some(CssRuleType::Media));
let media = parse_media_query_list(&context, &mut css_parser);
let im_attribute = element.get_attribute(&ns!(), &local_name!("integrity"));
let integrity_val = im_attribute.r().map(|a| a.value());
@ -292,7 +296,7 @@ impl HTMLLinkElement {
let loader = StylesheetLoader::for_element(self.upcast());
loader.load(StylesheetContextSource::LinkElement {
media: Some(media),
}, url, cors_setting, integrity_metadata.to_owned());
}, link_url, cors_setting, integrity_metadata.to_owned());
}
fn handle_favicon_url(&self, rel: &str, href: &str, sizes: &Option<String>) {

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@ -25,7 +25,8 @@ use script_layout_interface::message::Msg;
use std::cell::Cell;
use std::sync::Arc;
use style::media_queries::parse_media_query_list;
use style::stylesheets::{Stylesheet, Origin};
use style::parser::ParserContext as CssParserContext;
use style::stylesheets::{CssRuleType, Stylesheet, Origin};
use stylesheet_loader::{StylesheetLoader, StylesheetOwner};
#[dom_struct]
@ -73,7 +74,6 @@ impl HTMLStyleElement {
assert!(node.is_in_doc());
let win = window_from_node(node);
let url = win.get_url();
let mq_attribute = element.get_attribute(&ns!(), &local_name!("media"));
let mq_str = match mq_attribute {
@ -82,10 +82,14 @@ impl HTMLStyleElement {
};
let data = node.GetTextContent().expect("Element.textContent must be a string");
let mq = parse_media_query_list(&mut CssParser::new(&mq_str));
let url = win.get_url();
let context = CssParserContext::new_for_cssom(&url,
win.css_error_reporter(),
Some(CssRuleType::Media));
let mq = parse_media_query_list(&context, &mut CssParser::new(&mq_str));
let shared_lock = node.owner_doc().style_shared_lock().clone();
let loader = StylesheetLoader::for_element(self.upcast());
let sheet = Stylesheet::from_str(&data, url, Origin::Author, mq,
let sheet = Stylesheet::from_str(&data, win.get_url(), Origin::Author, mq,
shared_lock, Some(&loader),
win.css_error_reporter());

View file

@ -7,7 +7,7 @@ use cssparser::Parser;
use dom::bindings::codegen::Bindings::MediaListBinding;
use dom::bindings::codegen::Bindings::MediaListBinding::MediaListMethods;
use dom::bindings::js::{JS, Root};
use dom::bindings::reflector::{Reflector, reflect_dom_object};
use dom::bindings::reflector::{DomObject, Reflector, reflect_dom_object};
use dom::bindings::str::DOMString;
use dom::cssstylesheet::CSSStyleSheet;
use dom::window::Window;
@ -15,7 +15,9 @@ use dom_struct::dom_struct;
use std::sync::Arc;
use style::media_queries::{MediaQuery, parse_media_query_list};
use style::media_queries::MediaList as StyleMediaList;
use style::parser::ParserContext;
use style::shared_lock::{SharedRwLock, Locked};
use style::stylesheets::CssRuleType;
use style_traits::ToCss;
#[dom_struct]
@ -70,7 +72,11 @@ impl MediaListMethods for MediaList {
}
// Step 3
let mut parser = Parser::new(&value);
*media_queries = parse_media_query_list(&mut parser);
let global = self.global();
let win = global.as_window();
let url = win.get_url();
let context = ParserContext::new_for_cssom(&url, win.css_error_reporter(), Some(CssRuleType::Media));
*media_queries = parse_media_query_list(&context, &mut parser);
}
// https://drafts.csswg.org/cssom/#dom-medialist-length
@ -99,7 +105,11 @@ impl MediaListMethods for MediaList {
fn AppendMedium(&self, medium: DOMString) {
// Step 1
let mut parser = Parser::new(&medium);
let m = MediaQuery::parse(&mut parser);
let global = self.global();
let win = global.as_window();
let url = win.get_url();
let context = ParserContext::new_for_cssom(&url, win.css_error_reporter(), Some(CssRuleType::Media));
let m = MediaQuery::parse(&context, &mut parser);
// Step 2
if let Err(_) = m {
return;
@ -120,7 +130,11 @@ impl MediaListMethods for MediaList {
fn DeleteMedium(&self, medium: DOMString) {
// Step 1
let mut parser = Parser::new(&medium);
let m = MediaQuery::parse(&mut parser);
let global = self.global();
let win = global.as_window();
let url = win.get_url();
let context = ParserContext::new_for_cssom(&url, win.css_error_reporter(), Some(CssRuleType::Media));
let m = MediaQuery::parse(&context, &mut parser);
// Step 2
if let Err(_) = m {
return;

View file

@ -103,10 +103,12 @@ use std::sync::mpsc::TryRecvError::{Disconnected, Empty};
use style::context::ReflowGoal;
use style::error_reporting::ParseErrorReporter;
use style::media_queries;
use style::parser::ParserContext as CssParserContext;
use style::properties::PropertyId;
use style::properties::longhands::overflow_x;
use style::selector_parser::PseudoElement;
use style::str::HTML_SPACE_CHARACTERS;
use style::stylesheets::CssRuleType;
use task_source::dom_manipulation::DOMManipulationTaskSource;
use task_source::file_reading::FileReadingTaskSource;
use task_source::history_traversal::HistoryTraversalTaskSource;
@ -963,7 +965,9 @@ impl WindowMethods for Window {
// https://drafts.csswg.org/cssom-view/#dom-window-matchmedia
fn MatchMedia(&self, query: DOMString) -> Root<MediaQueryList> {
let mut parser = Parser::new(&query);
let media_query_list = media_queries::parse_media_query_list(&mut parser);
let url = self.get_url();
let context = CssParserContext::new_for_cssom(&url, self.css_error_reporter(), Some(CssRuleType::Media));
let media_query_list = media_queries::parse_media_query_list(&context, &mut parser);
let document = self.Document();
let mql = MediaQueryList::new(&document, media_query_list);
self.media_query_lists.push(&*mql);