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https://github.com/servo/servo.git
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Move stylesheets related code to DocumentOrShadowRoot
This commit is contained in:
Fernando Jiménez Moreno
parent
d2e1a3ab33
commit
0d6bd24245
6 changed files with 208 additions and 193 deletions
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@ -43,7 +43,7 @@ use crate::dom::cssstylesheet::CSSStyleSheet;
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use crate::dom::customelementregistry::CustomElementDefinition;
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use crate::dom::customevent::CustomEvent;
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use crate::dom::documentfragment::DocumentFragment;
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use crate::dom::documentorshadowroot::{DocumentOrShadowRoot, DocumentOrShadowRootImpl};
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use crate::dom::documentorshadowroot::{DocumentOrShadowRoot, StyleSheetInDocument};
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use crate::dom::documenttype::DocumentType;
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use crate::dom::domimplementation::DOMImplementation;
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use crate::dom::element::CustomElementCreationMode;
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@ -68,7 +68,6 @@ use crate::dom::htmlheadelement::HTMLHeadElement;
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use crate::dom::htmlhtmlelement::HTMLHtmlElement;
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use crate::dom::htmliframeelement::HTMLIFrameElement;
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use crate::dom::htmlimageelement::HTMLImageElement;
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use crate::dom::htmlmetaelement::HTMLMetaElement;
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use crate::dom::htmlscriptelement::{HTMLScriptElement, ScriptResult};
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use crate::dom::htmltitleelement::HTMLTitleElement;
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use crate::dom::keyboardevent::KeyboardEvent;
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@ -89,7 +88,7 @@ use crate::dom::range::Range;
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use crate::dom::servoparser::ServoParser;
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use crate::dom::shadowroot::ShadowRoot;
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use crate::dom::storageevent::StorageEvent;
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use crate::dom::stylesheetlist::StyleSheetList;
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use crate::dom::stylesheetlist::{StyleSheetList, StyleSheetListOwner};
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use crate::dom::text::Text;
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use crate::dom::touch::Touch;
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use crate::dom::touchevent::TouchEvent;
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@ -145,7 +144,6 @@ use std::cell::{Cell, Ref, RefMut};
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use std::collections::hash_map::Entry::{Occupied, Vacant};
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use std::collections::{HashMap, HashSet, VecDeque};
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use std::default::Default;
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use std::fmt;
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use std::mem;
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use std::ptr::NonNull;
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use std::rc::Rc;
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@ -153,12 +151,12 @@ use std::time::{Duration, Instant};
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use style::attr::AttrValue;
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use style::context::QuirksMode;
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use style::invalidation::element::restyle_hints::RestyleHint;
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use style::media_queries::{Device, MediaList, MediaType};
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use style::media_queries::{Device, MediaType};
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use style::selector_parser::{RestyleDamage, Snapshot};
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use style::shared_lock::{SharedRwLock as StyleSharedRwLock, SharedRwLockReadGuard};
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use style::shared_lock::SharedRwLock as StyleSharedRwLock;
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use style::str::{split_html_space_chars, str_join};
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use style::stylesheet_set::DocumentStylesheetSet;
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use style::stylesheets::{CssRule, Origin, OriginSet, Stylesheet};
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use style::stylesheets::Stylesheet;
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use url::percent_encoding::percent_decode;
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use url::Host;
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@ -221,53 +219,11 @@ impl PendingRestyle {
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}
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}
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#[derive(Clone, JSTraceable, MallocSizeOf)]
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#[must_root]
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struct StyleSheetInDocument {
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#[ignore_malloc_size_of = "Arc"]
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sheet: Arc<Stylesheet>,
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owner: Dom<Element>,
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}
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impl fmt::Debug for StyleSheetInDocument {
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fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
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self.sheet.fmt(formatter)
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}
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}
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impl PartialEq for StyleSheetInDocument {
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fn eq(&self, other: &Self) -> bool {
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Arc::ptr_eq(&self.sheet, &other.sheet)
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}
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}
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impl ::style::stylesheets::StylesheetInDocument for StyleSheetInDocument {
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fn origin(&self, guard: &SharedRwLockReadGuard) -> Origin {
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self.sheet.origin(guard)
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}
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fn quirks_mode(&self, guard: &SharedRwLockReadGuard) -> QuirksMode {
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self.sheet.quirks_mode(guard)
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}
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fn enabled(&self) -> bool {
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self.sheet.enabled()
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}
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fn media<'a>(&'a self, guard: &'a SharedRwLockReadGuard) -> Option<&'a MediaList> {
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self.sheet.media(guard)
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}
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fn rules<'a, 'b: 'a>(&'a self, guard: &'b SharedRwLockReadGuard) -> &'a [CssRule] {
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self.sheet.rules(guard)
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}
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}
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/// <https://dom.spec.whatwg.org/#document>
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#[dom_struct]
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pub struct Document {
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node: Node,
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document_or_shadow_root: DocumentOrShadowRootImpl,
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document_or_shadow_root: DocumentOrShadowRoot,
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window: Dom<Window>,
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implementation: MutNullableDom<DOMImplementation>,
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#[ignore_malloc_size_of = "type from external crate"]
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@ -618,7 +574,7 @@ impl Document {
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// FIXME: This should check the dirty bit on the document,
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// not the document element. Needs some layout changes to make
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// that workable.
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self.stylesheets.borrow().has_changed() ||
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self.document_or_shadow_root.stylesheets_have_changed() ||
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self.GetDocumentElement().map_or(false, |root| {
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root.upcast::<Node>().has_dirty_descendants() ||
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!self.pending_restyles.borrow().is_empty() ||
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@ -1580,7 +1536,7 @@ impl Document {
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}
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pub fn invalidate_stylesheets(&self) {
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self.stylesheets.borrow_mut().force_dirty(OriginSet::all());
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self.document_or_shadow_root.invalidate_stylesheets();
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// Mark the document element dirty so a reflow will be performed.
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//
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@ -2627,7 +2583,7 @@ impl Document {
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let has_browsing_context = has_browsing_context == HasBrowsingContext::Yes;
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Document {
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node: Node::new_document_node(),
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document_or_shadow_root: DocumentOrShadowRootImpl::new(window),
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document_or_shadow_root: DocumentOrShadowRoot::new(window),
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window: Dom::from_ref(window),
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has_browsing_context,
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implementation: Default::default(),
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@ -2865,9 +2821,9 @@ impl Document {
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// and normal stylesheets additions / removals, because in the last case
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// the layout thread already has that information and we could avoid
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// dirtying the whole thing.
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let mut stylesheets = self.stylesheets.borrow_mut();
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let have_changed = stylesheets.has_changed();
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stylesheets.flush_without_invalidation();
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let have_changed = self.document_or_shadow_root.stylesheets_have_changed();
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self.document_or_shadow_root
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.flush_stylesheets_without_invalidation();
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have_changed
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}
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@ -2885,90 +2841,21 @@ impl Document {
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/// Remove a stylesheet owned by `owner` from the list of document sheets.
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#[allow(unrooted_must_root)] // Owner needs to be rooted already necessarily.
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pub fn remove_stylesheet(&self, owner: &Element, s: &Arc<Stylesheet>) {
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self.window()
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.layout_chan()
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.send(Msg::RemoveStylesheet(s.clone()))
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.unwrap();
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let guard = s.shared_lock.read();
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// FIXME(emilio): Would be nice to remove the clone, etc.
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self.stylesheets.borrow_mut().remove_stylesheet(
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None,
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StyleSheetInDocument {
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sheet: s.clone(),
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owner: Dom::from_ref(owner),
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},
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&guard,
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);
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self.document_or_shadow_root.remove_stylesheet(owner, s)
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}
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/// Add a stylesheet owned by `owner` to the list of document sheets, in the
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/// correct tree position.
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#[allow(unrooted_must_root)] // Owner needs to be rooted already necessarily.
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pub fn add_stylesheet(&self, owner: &Element, sheet: Arc<Stylesheet>) {
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// FIXME(emilio): It'd be nice to unify more code between the elements
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// that own stylesheets, but StylesheetOwner is more about loading
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// them...
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debug_assert!(
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owner.as_stylesheet_owner().is_some() || owner.is::<HTMLMetaElement>(),
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"Wat"
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);
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let mut stylesheets = self.stylesheets.borrow_mut();
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let insertion_point = stylesheets
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.iter()
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.map(|(sheet, _origin)| sheet)
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.find(|sheet_in_doc| {
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owner
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.upcast::<Node>()
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.is_before(sheet_in_doc.owner.upcast())
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})
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.cloned();
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self.window()
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.layout_chan()
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.send(Msg::AddStylesheet(
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sheet.clone(),
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insertion_point.as_ref().map(|s| s.sheet.clone()),
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))
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.unwrap();
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let sheet = StyleSheetInDocument {
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sheet,
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owner: Dom::from_ref(owner),
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};
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let lock = self.style_shared_lock();
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let guard = lock.read();
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match insertion_point {
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Some(ip) => {
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stylesheets.insert_stylesheet_before(None, sheet, ip, &guard);
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},
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None => {
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stylesheets.append_stylesheet(None, sheet, &guard);
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},
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}
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}
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/// Returns the number of document stylesheets.
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pub fn stylesheet_count(&self) -> usize {
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self.stylesheets.borrow().len()
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self.document_or_shadow_root
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.add_stylesheet(owner, sheet, self.style_shared_lock());
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}
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pub fn salvageable(&self) -> bool {
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self.salvageable.get()
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}
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pub fn stylesheet_at(&self, index: usize) -> Option<DomRoot<CSSStyleSheet>> {
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let stylesheets = self.stylesheets.borrow();
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stylesheets
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.get(Origin::Author, index)
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.and_then(|s| s.owner.upcast::<Node>().get_cssom_stylesheet())
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}
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/// <https://html.spec.whatwg.org/multipage/#appropriate-template-contents-owner-document>
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pub fn appropriate_template_contents_owner_document(&self) -> DomRoot<Document> {
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self.appropriate_template_contents_owner_document
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@ -3290,12 +3177,8 @@ impl ProfilerMetadataFactory for Document {
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impl DocumentMethods for Document {
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// https://drafts.csswg.org/cssom/#dom-document-stylesheets
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fn StyleSheets(&self) -> DomRoot<StyleSheetList> {
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self.stylesheet_list.or_init(|| {
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StyleSheetList::new(
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&self.window,
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DocumentOrShadowRoot::Document(Dom::from_ref(self)),
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)
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})
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self.stylesheet_list
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.or_init(|| StyleSheetList::new(&self.window, Box::new(Dom::from_ref(self))))
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}
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// https://dom.spec.whatwg.org/#dom-document-implementation
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@ -4678,3 +4561,13 @@ impl PendingScript {
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.map(|result| (DomRoot::from_ref(&*self.element), result))
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}
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}
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impl StyleSheetListOwner for Dom<Document> {
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fn stylesheet_count(&self) -> usize {
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self.document_or_shadow_root.stylesheet_count()
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}
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fn stylesheet_at(&self, index: usize) -> Option<DomRoot<CSSStyleSheet>> {
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self.document_or_shadow_root.stylesheet_at(index)
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}
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}
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