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Implement adopting steps

Browse source 
https://dom.spec.whatwg.org/#concept-node-adopt
https://github.com/whatwg/dom/pull/66
This commit is contained in:
Anthony Ramine 2015-09-03 01:01:39 +02:00
parent 3f9b6f8586
commit e2b8febfd5
2 changed files with 17 additions and 15 deletions
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23
components/script/dom/node.rs
View file

@ -1415,24 +1415,19 @@ impl Node {
// https://dom.spec.whatwg.org/#concept-node-adopt
pub fn adopt(node: &Node, document: &Document) {
// Step 1.
let parent_node = node.GetParentNode();
match parent_node {
Some(ref parent) => {
Node::remove(node, parent, SuppressObserver::Unsuppressed);
}
None => (),
}
let old_doc = node.owner_doc();
// Step 2.
let node_doc = document_from_node(node);
if node_doc.r() != document {
node.remove_self();
if &*old_doc != document {
// Step 3.
for descendant in node.traverse_preorder() {
descendant.r().set_owner_doc(document);
descendant.set_owner_doc(document);
}
// Step 4.
for descendant in node.traverse_preorder() {
vtable_for(&descendant).adopting_steps(&old_doc);
}
}
// Step 3.
// If node is an element, it is _affected by a base URL change_.
}
// https://dom.spec.whatwg.org/#concept-node-ensure-pre-insertion-validity

9
components/script/dom/virtualmethods.rs
View file

@ -98,7 +98,14 @@ pub trait VirtualMethods {
}
}
/// https://dom.spec.whatwg.org/#concept-node-clone (step 5)
/// https://dom.spec.whatwg.org/#concept-node-adopt-ext
fn adopting_steps(&self, old_doc: &Document) {
if let Some(ref s) = self.super_type() {
s.adopting_steps(old_doc);
}
}
/// https://dom.spec.whatwg.org/#concept-node-clone-ext
fn cloning_steps(&self, copy: &Node, maybe_doc: Option<&Document>,
clone_children: CloneChildrenFlag) {
if let Some(ref s) = self.super_type() {