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Added document.activeElement attribute.

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This commit is contained in:
Maciej Skrzypkowski 2015-03-19 23:00:13 +01:00
parent 82f70c5d50
commit 7da356cd05
6 changed files with 43 additions and 9 deletions
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10
components/script/dom/element.rs
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@ -435,6 +435,7 @@ pub trait ElementHelpers<'a> {
fn get_inline_style_declaration(self, property: &Atom) -> Option<PropertyDeclaration>;
fn get_important_inline_style_declaration(self, property: &Atom) -> Option<PropertyDeclaration>;
fn serialize(self, traversal_scope: TraversalScope) -> Fallible<DOMString>;
fn get_root_element(self) -> Option<Temporary<Element>>;
}
impl<'a> ElementHelpers<'a> for JSRef<'a, Element> {
@ -593,6 +594,15 @@ impl<'a> ElementHelpers<'a> for JSRef<'a, Element> {
Err(_) => panic!("Cannot serialize element"),
}
}
// https://html.spec.whatwg.org/multipage/infrastructure.html#root-element
fn get_root_element(self) -> Option<Temporary<Element>> {
let node: JSRef<Node> = NodeCast::from_ref(self);
match node.ancestors().last().map(ElementCast::to_ref) {
Some(n) => n.map(Temporary::from_rooted),
None => Some(self).map(Temporary::from_rooted),
}
}
}
pub trait AttributeHandlers {