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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use dom_struct::dom_struct;
use html5ever::{LocalName, Prefix, local_name};
use js::rust::HandleObject;
use crate::dom::attr::Attr;
use crate::dom::bindings::codegen::Bindings::HTMLSourceElementBinding::HTMLSourceElementMethods;
use crate::dom::bindings::codegen::Bindings::NodeBinding::Node_Binding::NodeMethods;
use crate::dom::bindings::inheritance::Castable;
use crate::dom::bindings::root::{Dom, DomRoot, Root};
use crate::dom::bindings::str::{DOMString, USVString};
use crate::dom::document::Document;
use crate::dom::element::AttributeMutation;
use crate::dom::htmlelement::HTMLElement;
use crate::dom::htmlimageelement::HTMLImageElement;
use crate::dom::htmlmediaelement::HTMLMediaElement;
use crate::dom::node::{BindContext, Node, UnbindContext};
use crate::dom::virtualmethods::VirtualMethods;
use crate::script_runtime::CanGc;
#[dom_struct]
pub(crate) struct HTMLSourceElement {
htmlelement: HTMLElement,
}
impl HTMLSourceElement {
fn new_inherited(
local_name: LocalName,
prefix: Option<Prefix>,
document: &Document,
) -> HTMLSourceElement {
HTMLSourceElement {
htmlelement: HTMLElement::new_inherited(local_name, prefix, document),
}
}
#[cfg_attr(crown, allow(crown::unrooted_must_root))]
pub(crate) fn new(
local_name: LocalName,
prefix: Option<Prefix>,
document: &Document,
proto: Option<HandleObject>,
can_gc: CanGc,
) -> DomRoot<HTMLSourceElement> {
Node::reflect_node_with_proto(
Box::new(HTMLSourceElement::new_inherited(
local_name, prefix, document,
)),
document,
proto,
can_gc,
)
}
fn iterate_next_html_image_element_siblings(
next_siblings_iterator: impl Iterator<Item = Root<Dom<Node>>>,
can_gc: CanGc,
) {
for next_sibling in next_siblings_iterator {
if let Some(html_image_element_sibling) = next_sibling.downcast::<HTMLImageElement>() {
html_image_element_sibling.update_the_image_data(can_gc);
}
}
}
}
impl VirtualMethods for HTMLSourceElement {
fn super_type(&self) -> Option<&dyn VirtualMethods> {
Some(self.upcast::<HTMLElement>() as &dyn VirtualMethods)
}
fn attribute_mutated(&self, attr: &Attr, mutation: AttributeMutation, can_gc: CanGc) {
self.super_type()
.unwrap()
.attribute_mutated(attr, mutation, can_gc);
match attr.local_name() {
&local_name!("srcset") |
&local_name!("sizes") |
&local_name!("media") |
&local_name!("type") => {
let next_sibling_iterator = self.upcast::<Node>().following_siblings();
HTMLSourceElement::iterate_next_html_image_element_siblings(
next_sibling_iterator,
CanGc::note(),
);
},
_ => {},
}
}
/// <https://html.spec.whatwg.org/multipage/#the-source-element:nodes-are-inserted>
fn bind_to_tree(&self, context: &BindContext, can_gc: CanGc) {
self.super_type().unwrap().bind_to_tree(context, can_gc);
let parent = self.upcast::<Node>().GetParentNode().unwrap();
if let Some(media) = parent.downcast::<HTMLMediaElement>() {
media.handle_source_child_insertion(CanGc::note());
}
let next_sibling_iterator = self.upcast::<Node>().following_siblings();
HTMLSourceElement::iterate_next_html_image_element_siblings(
next_sibling_iterator,
CanGc::note(),
);
}
fn unbind_from_tree(&self, context: &UnbindContext, can_gc: CanGc) {
self.super_type().unwrap().unbind_from_tree(context, can_gc);
if let Some(next_sibling) = context.next_sibling {
let next_sibling_iterator = next_sibling.inclusively_following_siblings();
HTMLSourceElement::iterate_next_html_image_element_siblings(
next_sibling_iterator,
CanGc::note(),
);
}
}
}
impl HTMLSourceElementMethods<crate::DomTypeHolder> for HTMLSourceElement {
// https://html.spec.whatwg.org/multipage/#dom-source-src
make_url_getter!(Src, "src");
// https://html.spec.whatwg.org/multipage/#dom-source-src
make_url_setter!(SetSrc, "src");
// https://html.spec.whatwg.org/multipage/#dom-source-type
make_getter!(Type, "type");
// https://html.spec.whatwg.org/multipage/#dom-source-type
make_setter!(SetType, "type");
// https://html.spec.whatwg.org/multipage/#dom-source-srcset
make_url_getter!(Srcset, "srcset");
// https://html.spec.whatwg.org/multipage/#dom-source-srcset
make_url_setter!(SetSrcset, "srcset");
// https://html.spec.whatwg.org/multipage/#dom-source-sizes
make_getter!(Sizes, "sizes");
// https://html.spec.whatwg.org/multipage/#dom-source-sizes
make_setter!(SetSizes, "sizes");
// https://html.spec.whatwg.org/multipage/#dom-source-media
make_getter!(Media, "media");
// https://html.spec.whatwg.org/multipage/#dom-source-media
make_setter!(SetMedia, "media");
}
|
