script/dom/
domstringmap.rs

1/* This Source Code Form is subject to the terms of the Mozilla Public
2 * License, v. 2.0. If a copy of the MPL was not distributed with this
3 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
4
5use dom_struct::dom_struct;
6
7use crate::dom::bindings::codegen::Bindings::DOMStringMapBinding::DOMStringMapMethods;
8use crate::dom::bindings::error::ErrorResult;
9use crate::dom::bindings::reflector::{Reflector, reflect_dom_object};
10use crate::dom::bindings::root::{Dom, DomRoot};
11use crate::dom::bindings::str::DOMString;
12use crate::dom::html::htmlelement::HTMLElement;
13use crate::dom::node::NodeTraits;
14use crate::script_runtime::CanGc;
15
16#[dom_struct]
17pub(crate) struct DOMStringMap {
18    reflector_: Reflector,
19    element: Dom<HTMLElement>,
20}
21
22impl DOMStringMap {
23    fn new_inherited(element: &HTMLElement) -> DOMStringMap {
24        DOMStringMap {
25            reflector_: Reflector::new(),
26            element: Dom::from_ref(element),
27        }
28    }
29
30    pub(crate) fn new(element: &HTMLElement, can_gc: CanGc) -> DomRoot<DOMStringMap> {
31        reflect_dom_object(
32            Box::new(DOMStringMap::new_inherited(element)),
33            &*element.owner_window(),
34            can_gc,
35        )
36    }
37}
38
39// https://html.spec.whatwg.org/multipage/#domstringmap
40impl DOMStringMapMethods<crate::DomTypeHolder> for DOMStringMap {
41    // https://html.spec.whatwg.org/multipage/#dom-domstringmap-removeitem
42    fn NamedDeleter(&self, name: DOMString, can_gc: CanGc) {
43        self.element.delete_custom_attr(name, can_gc)
44    }
45
46    // https://html.spec.whatwg.org/multipage/#dom-domstringmap-setitem
47    fn NamedSetter(&self, name: DOMString, value: DOMString, can_gc: CanGc) -> ErrorResult {
48        self.element.set_custom_attr(name, value, can_gc)
49    }
50
51    // https://html.spec.whatwg.org/multipage/#dom-domstringmap-nameditem
52    fn NamedGetter(&self, name: DOMString) -> Option<DOMString> {
53        self.element.get_custom_attr(name)
54    }
55
56    // https://html.spec.whatwg.org/multipage/#the-domstringmap-interface:supported-property-names
57    fn SupportedPropertyNames(&self) -> Vec<DOMString> {
58        self.element.supported_prop_names_custom_attr().to_vec()
59    }
60}