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f87c2a8d76
In a later PR, DomRoot<T> will become a type alias of Root<Dom<T>>, where Root<T> will be able to handle all the things that need to be rooted that have a stable traceable address that doesn't move for the whole lifetime of the root. Stay tuned.
55 lines
2 KiB
Rust
55 lines
2 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::bindings::codegen::Bindings::HTMLSourceElementBinding;
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use dom::bindings::codegen::Bindings::NodeBinding::NodeBinding::NodeMethods;
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use dom::bindings::inheritance::Castable;
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use dom::bindings::root::DomRoot;
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use dom::document::Document;
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use dom::htmlelement::HTMLElement;
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use dom::htmlmediaelement::HTMLMediaElement;
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use dom::node::Node;
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use dom::virtualmethods::VirtualMethods;
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use dom_struct::dom_struct;
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use html5ever::{LocalName, Prefix};
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#[dom_struct]
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pub struct HTMLSourceElement {
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htmlelement: HTMLElement
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}
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impl HTMLSourceElement {
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fn new_inherited(local_name: LocalName,
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prefix: Option<Prefix>,
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document: &Document) -> HTMLSourceElement {
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HTMLSourceElement {
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htmlelement:
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HTMLElement::new_inherited(local_name, 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(local_name: LocalName,
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prefix: Option<Prefix>,
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document: &Document) -> DomRoot<HTMLSourceElement> {
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Node::reflect_node(box HTMLSourceElement::new_inherited(local_name, prefix, document),
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document,
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HTMLSourceElementBinding::Wrap)
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}
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}
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impl VirtualMethods for HTMLSourceElement {
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fn super_type(&self) -> Option<&VirtualMethods> {
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Some(self.upcast::<HTMLElement>() as &VirtualMethods)
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}
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/// https://html.spec.whatwg.org/multipage/#the-source-element:nodes-are-inserted
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fn bind_to_tree(&self, tree_in_doc: bool) {
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self.super_type().unwrap().bind_to_tree(tree_in_doc);
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let parent = self.upcast::<Node>().GetParentNode().unwrap();
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if let Some(media) = parent.downcast::<HTMLMediaElement>() {
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media.handle_source_child_insertion();
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}
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}
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}
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