Added document.activeElement attribute.

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

View file

@ -834,6 +834,19 @@ impl<'a> DocumentMethods for JSRef<'a, Document> {
self.url().serialize()
}
// https://html.spec.whatwg.org/multipage/interaction.html#dom-document-activeelement
fn GetActiveElement(self) -> Option<Temporary<Element>> {
// TODO: Step 2.
match self.get_focused_element() {
Some(element) => Some(element), // Step 3. and 4.
None => match self.GetBody() { // Step 5.
Some(body) => Some(ElementCast::from_temporary(body)),
None => self.GetDocumentElement(),
}
}
}
// http://dom.spec.whatwg.org/#dom-document-documenturi
fn DocumentURI(self) -> DOMString {
self.URL()

View file

@ -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 {

View file

@ -13,6 +13,7 @@
interface Document : Node {
readonly attribute DOMImplementation implementation;
readonly attribute DOMString URL;
readonly attribute Element? activeElement;
readonly attribute DOMString documentURI;
readonly attribute DOMString compatMode;
readonly attribute DOMString characterSet;