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Node shadow root owner

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This commit is contained in:
Fernando Jiménez Moreno 2019-01-23 17:46:54 +01:00
parent 9022bd3d11
commit 091fcbecd1
1 changed files with 16 additions and 0 deletions
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16
components/script/dom/node.rs
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@ -23,6 +23,7 @@ use crate::dom::bindings::inheritance::{EventTargetTypeId, HTMLElementTypeId, No
use crate::dom::bindings::inheritance::{SVGElementTypeId, SVGGraphicsElementTypeId, TextTypeId};
use crate::dom::bindings::reflector::{reflect_dom_object, DomObject};
use crate::dom::bindings::root::{Dom, DomRoot, DomSlice, LayoutDom, MutNullableDom};
use crate::dom::shadowroot::ShadowRoot;
use crate::dom::bindings::str::{DOMString, USVString};
use crate::dom::bindings::xmlname::namespace_from_domstring;
use crate::dom::characterdata::{CharacterData, LayoutCharacterDataHelpers};
@ -119,6 +120,9 @@ pub struct Node {
/// The document that this node belongs to.
owner_doc: MutNullableDom<Document>,
/// The shadow root this node belongs to.
owner_shadow_root: MutNullableDom<ShadowRoot>,
/// The live list of children return by .childNodes.
child_list: MutNullableDom<NodeList>,
@ -272,6 +276,9 @@ impl Node {
for node in new_child.traverse_preorder() {
node.set_flag(NodeFlags::IS_IN_DOC, parent_in_doc);
node.set_flag(NodeFlags::IS_IN_SHADOW_TREE, parent_in_shadow_tree);
if parent_in_shadow_tree {
node.set_owner_shadow_root(&*self.owner_shadow_root());
}
// Out-of-document elements never have the descendants flag set.
debug_assert!(!node.get_flag(NodeFlags::HAS_DIRTY_DESCENDANTS));
vtable_for(&&*node).bind_to_tree(parent_in_doc);
@ -886,6 +893,14 @@ impl Node {
self.owner_doc.set(Some(document));
}
pub fn owner_shadow_root(&self) -> DomRoot<ShadowRoot> {
self.owner_shadow_root.get().unwrap()
}
pub fn set_owner_shadow_root(&self, shadow_root: &ShadowRoot) {
self.owner_shadow_root.set(Some(shadow_root));
}
pub fn is_in_html_doc(&self) -> bool {
self.owner_doc().is_html_document()
}
@ -1511,6 +1526,7 @@ impl Node {
next_sibling: Default::default(),
prev_sibling: Default::default(),
owner_doc: MutNullableDom::new(doc),
owner_shadow_root: Default::default(),
child_list: Default::default(),
children_count: Cell::new(0u32),
flags: Cell::new(flags),