forked from mirrors/gecko-dev
293fcb77e2
This is useful for union types, in cases where we need MutNullableHeap<NodeOrString>. Source-Repo: https://github.com/servo/servo Source-Revision: b0ddd8149b04db6bceba0c0b8de852acc1086838
71 lines
2.7 KiB
Rust
71 lines
2.7 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use dom::attr::AttrValue;
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use dom::bindings::codegen::Bindings::HTMLAreaElementBinding;
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use dom::bindings::codegen::Bindings::HTMLAreaElementBinding::HTMLAreaElementMethods;
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use dom::bindings::codegen::InheritTypes::{HTMLAreaElementDerived, HTMLElementCast};
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use dom::bindings::codegen::InheritTypes::ElementCast;
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use dom::bindings::js::{JS, JSRef, MutNullableHeap, Temporary};
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use dom::bindings::utils::Reflectable;
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use dom::document::Document;
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use dom::domtokenlist::DOMTokenList;
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use dom::element::ElementTypeId;
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use dom::eventtarget::{EventTarget, EventTargetTypeId};
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use dom::htmlelement::{HTMLElement, HTMLElementTypeId};
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use dom::node::{Node, NodeHelpers, NodeTypeId};
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use dom::virtualmethods::VirtualMethods;
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use std::default::Default;
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use string_cache::Atom;
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use util::str::DOMString;
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#[dom_struct]
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pub struct HTMLAreaElement {
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htmlelement: HTMLElement,
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rel_list: MutNullableHeap<JS<DOMTokenList>>,
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}
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impl HTMLAreaElementDerived for EventTarget {
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fn is_htmlareaelement(&self) -> bool {
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*self.type_id() == EventTargetTypeId::Node(NodeTypeId::Element(ElementTypeId::HTMLElement(HTMLElementTypeId::HTMLAreaElement)))
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}
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}
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impl HTMLAreaElement {
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fn new_inherited(localName: DOMString, prefix: Option<DOMString>, document: JSRef<Document>) -> HTMLAreaElement {
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HTMLAreaElement {
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htmlelement: HTMLElement::new_inherited(HTMLElementTypeId::HTMLAreaElement, localName, prefix, document),
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rel_list: Default::default(),
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}
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}
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#[allow(unrooted_must_root)]
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pub fn new(localName: DOMString, prefix: Option<DOMString>, document: JSRef<Document>) -> Temporary<HTMLAreaElement> {
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let element = HTMLAreaElement::new_inherited(localName, prefix, document);
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Node::reflect_node(box element, document, HTMLAreaElementBinding::Wrap)
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}
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}
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impl<'a> VirtualMethods for JSRef<'a, HTMLAreaElement> {
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fn super_type<'b>(&'b self) -> Option<&'b VirtualMethods> {
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let htmlelement: &JSRef<HTMLElement> = HTMLElementCast::from_borrowed_ref(self);
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Some(htmlelement as &VirtualMethods)
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}
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fn parse_plain_attribute(&self, name: &Atom, value: DOMString) -> AttrValue {
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match name {
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&atom!("rel") => AttrValue::from_serialized_tokenlist(value),
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_ => self.super_type().unwrap().parse_plain_attribute(name, value),
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}
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}
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}
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impl<'a> HTMLAreaElementMethods for JSRef<'a, HTMLAreaElement> {
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fn RelList(self) -> Temporary<DOMTokenList> {
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self.rel_list.or_init(|| {
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DOMTokenList::new(ElementCast::from_ref(self), &atom!("rel"))
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})
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}
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}
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