forked from mirrors/gecko-dev
3cc1840e9f
Because almost all our main crates depend on util, we should keep its dependencies minimal to increase parallelism and reduce the amount of stuff rebuilt when upstream crates are changed. Source-Repo: https://github.com/servo/servo Source-Revision: fc1e427ff9bb0e9891053ec1eba292530ebbe91a
106 lines
3.8 KiB
Rust
106 lines
3.8 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::Attr;
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use dom::bindings::codegen::Bindings::NamedNodeMapBinding;
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use dom::bindings::codegen::Bindings::NamedNodeMapBinding::NamedNodeMapMethods;
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use dom::bindings::error::{Error, Fallible};
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use dom::bindings::global::GlobalRef;
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use dom::bindings::js::{JS, Root};
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use dom::bindings::utils::{namespace_from_domstring, Reflector, reflect_dom_object};
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use dom::element::{AttributeHandlers, Element, ElementHelpers};
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use dom::window::Window;
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use util::str::DOMString;
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use string_cache::Atom;
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#[dom_struct]
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pub struct NamedNodeMap {
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reflector_: Reflector,
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owner: JS<Element>,
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}
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impl NamedNodeMap {
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fn new_inherited(elem: &Element) -> NamedNodeMap {
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NamedNodeMap {
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reflector_: Reflector::new(),
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owner: JS::from_ref(elem),
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}
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}
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pub fn new(window: &Window, elem: &Element) -> Root<NamedNodeMap> {
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reflect_dom_object(box NamedNodeMap::new_inherited(elem),
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GlobalRef::Window(window), NamedNodeMapBinding::Wrap)
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}
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}
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impl<'a> NamedNodeMapMethods for &'a NamedNodeMap {
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// https://dom.spec.whatwg.org/#dom-namednodemap-length
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fn Length(self) -> u32 {
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let owner = self.owner.root();
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// FIXME(https://github.com/rust-lang/rust/issues/23338)
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let owner = owner.r();
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let attrs = owner.attrs();
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attrs.len() as u32
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}
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// https://dom.spec.whatwg.org/#dom-namednodemap-item
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fn Item(self, index: u32) -> Option<Root<Attr>> {
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let owner = self.owner.root();
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// FIXME(https://github.com/rust-lang/rust/issues/23338)
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let owner = owner.r();
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let attrs = owner.attrs();
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attrs.get(index as usize).map(|t| t.root())
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}
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// https://dom.spec.whatwg.org/#dom-namednodemap-getnameditem
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fn GetNamedItem(self, name: DOMString) -> Option<Root<Attr>> {
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let owner = self.owner.root();
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// FIXME(https://github.com/rust-lang/rust/issues/23338)
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let owner = owner.r();
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owner.get_attribute_by_name(name)
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}
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// https://dom.spec.whatwg.org/#dom-namednodemap-getnameditemns
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fn GetNamedItemNS(self, namespace: Option<DOMString>, local_name: DOMString)
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-> Option<Root<Attr>> {
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let owner = self.owner.root();
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// FIXME(https://github.com/rust-lang/rust/issues/23338)
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let owner = owner.r();
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let ns = namespace_from_domstring(namespace);
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owner.get_attribute(&ns, &Atom::from_slice(&local_name))
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}
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// https://dom.spec.whatwg.org/#dom-namednodemap-removenameditem
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fn RemoveNamedItem(self, name: DOMString) -> Fallible<Root<Attr>> {
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let owner = self.owner.root();
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// FIXME(https://github.com/rust-lang/rust/issues/23338)
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let owner = owner.r();
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let name = owner.parsed_name(name);
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owner.remove_attribute_by_name(&name).ok_or(Error::NotFound)
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}
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// https://dom.spec.whatwg.org/#dom-namednodemap-removenameditemns
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fn RemoveNamedItemNS(self, namespace: Option<DOMString>, local_name: DOMString)
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-> Fallible<Root<Attr>> {
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let owner = self.owner.root();
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// FIXME(https://github.com/rust-lang/rust/issues/23338)
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let owner = owner.r();
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let ns = namespace_from_domstring(namespace);
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owner.remove_attribute(&ns, &Atom::from_slice(&local_name)).ok_or(Error::NotFound)
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}
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fn IndexedGetter(self, index: u32, found: &mut bool) -> Option<Root<Attr>> {
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let item = self.Item(index);
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*found = item.is_some();
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item
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}
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fn NamedGetter(self, name: DOMString, found: &mut bool) -> Option<Root<Attr>> {
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let item = self.GetNamedItem(name);
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*found = item.is_some();
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item
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}
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}
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