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script: Abstract HTMLLinkElement and StyleElement into StylesheetOwner.

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This commit is contained in:
Emilio Cobos Álvarez 2016-12-16 16:39:58 +01:00
parent 072db0279a
commit b9901fbd89
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GPG key ID: 056B727BB9C1027C
4 changed files with 117 additions and 91 deletions
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60
components/script/dom/htmllinkelement.rs
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@ -5,6 +5,7 @@
use cssparser::Parser as CssParser;
use dom::attr::Attr;
use dom::bindings::cell::DOMRefCell;
use dom::bindings::codegen::Bindings::DOMTokenListBinding::DOMTokenListBinding::DOMTokenListMethods;
use dom::bindings::codegen::Bindings::HTMLLinkElementBinding;
use dom::bindings::codegen::Bindings::HTMLLinkElementBinding::HTMLLinkElementMethods;
use dom::bindings::inheritance::Castable;
@ -20,6 +21,7 @@ use dom::node::{Node, document_from_node, window_from_node};
use dom::stylesheet::StyleSheet as DOMStyleSheet;
use dom::virtualmethods::VirtualMethods;
use html5ever_atoms::LocalName;
use net_traits::ReferrerPolicy;
use script_traits::{MozBrowserEvent, ScriptMsg as ConstellationMsg};
use std::ascii::AsciiExt;
use std::borrow::ToOwned;
@ -30,7 +32,7 @@ use style::attr::AttrValue;
use style::media_queries::parse_media_query_list;
use style::str::HTML_SPACE_CHARACTERS;
use style::stylesheets::Stylesheet;
use stylesheet_loader::{StylesheetLoader, StylesheetContextSource};
use stylesheet_loader::{StylesheetLoader, StylesheetContextSource, StylesheetOwner};
unsafe_no_jsmanaged_fields!(Stylesheet);
@ -216,28 +218,6 @@ impl VirtualMethods for HTMLLinkElement {
impl HTMLLinkElement {
pub fn increment_pending_loads_count(&self) {
self.pending_loads.set(self.pending_loads.get() + 1)
}
/// Returns None if there are still pending loads, or whether any load has
/// failed since the loads started.
pub fn load_finished(&self, succeeded: bool) -> Option<bool> {
assert!(self.pending_loads.get() > 0, "What finished?");
if !succeeded {
self.any_failed_load.set(true);
}
self.pending_loads.set(self.pending_loads.get() - 1);
if self.pending_loads.get() != 0 {
return None;
}
let any_failed = self.any_failed_load.get();
self.any_failed_load.set(false);
Some(any_failed)
}
/// https://html.spec.whatwg.org/multipage/#concept-link-obtain
fn handle_stylesheet_url(&self, href: &str) {
let document = document_from_node(self);
@ -297,6 +277,40 @@ impl HTMLLinkElement {
}
}
impl StylesheetOwner for HTMLLinkElement {
fn increment_pending_loads_count(&self) {
self.pending_loads.set(self.pending_loads.get() + 1)
}
fn load_finished(&self, succeeded: bool) -> Option<bool> {
assert!(self.pending_loads.get() > 0, "What finished?");
if !succeeded {
self.any_failed_load.set(true);
}
self.pending_loads.set(self.pending_loads.get() - 1);
if self.pending_loads.get() != 0 {
return None;
}
let any_failed = self.any_failed_load.get();
self.any_failed_load.set(false);
Some(any_failed)
}
fn parser_inserted(&self) -> bool {
self.parser_inserted.get()
}
fn referrer_policy(&self) -> Option<ReferrerPolicy> {
if self.RelList().Contains("noreferrer".into()) {
return Some(ReferrerPolicy::NoReferrer)
}
None
}
}
impl HTMLLinkElementMethods for HTMLLinkElement {
// https://html.spec.whatwg.org/multipage/#dom-link-href
make_url_getter!(Href, "href");