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64 lines
2.5 KiB
Rust
64 lines
2.5 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::AttrHelpers;
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use dom::bindings::codegen::Bindings::HTMLBaseElementBinding;
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use dom::bindings::codegen::InheritTypes::ElementCast;
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use dom::bindings::codegen::InheritTypes::HTMLBaseElementDerived;
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use dom::bindings::codegen::InheritTypes::HTMLElementCast;
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use dom::bindings::js::Root;
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use dom::document::{Document, DocumentHelpers};
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use dom::eventtarget::{EventTarget, EventTargetTypeId};
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use dom::element::{ElementTypeId, AttributeHandlers};
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use dom::htmlelement::{HTMLElement, HTMLElementTypeId};
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use dom::node::{Node, NodeTypeId, document_from_node};
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use dom::virtualmethods::VirtualMethods;
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use util::str::DOMString;
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use url::{Url, UrlParser};
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#[dom_struct]
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pub struct HTMLBaseElement {
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htmlelement: HTMLElement
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}
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impl HTMLBaseElementDerived for EventTarget {
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fn is_htmlbaseelement(&self) -> bool {
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*self.type_id() ==
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EventTargetTypeId::Node(
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NodeTypeId::Element(ElementTypeId::HTMLElement(HTMLElementTypeId::HTMLBaseElement)))
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}
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}
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impl HTMLBaseElement {
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fn new_inherited(localName: DOMString, prefix: Option<DOMString>, document: &Document) -> HTMLBaseElement {
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HTMLBaseElement {
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htmlelement: HTMLElement::new_inherited(HTMLElementTypeId::HTMLBaseElement, localName, prefix, document)
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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,
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prefix: Option<DOMString>,
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document: &Document) -> Root<HTMLBaseElement> {
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let element = HTMLBaseElement::new_inherited(localName, prefix, document);
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Node::reflect_node(box element, document, HTMLBaseElementBinding::Wrap)
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}
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/// https://html.spec.whatwg.org/multipage/#frozen-base-url
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pub fn frozen_base_url(&self) -> Url {
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let href = ElementCast::from_ref(self).get_attribute(&ns!(""), &atom!("href"))
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.expect("The frozen base url is only defined for base elements \
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that have a base url.");
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let base = document_from_node(self).fallback_base_url();
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let parsed = UrlParser::new().base_url(&base).parse(&href.value());
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parsed.unwrap_or(base)
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}
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}
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impl<'a> VirtualMethods for &'a HTMLBaseElement {
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fn super_type<'b>(&'b self) -> Option<&'b VirtualMethods> {
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Some(HTMLElementCast::from_borrowed_ref(self) as &VirtualMethods)
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}
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}
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