script: Move HTML DOM interfaces to script/dom/html/ (#39046)

See #38901.

Testing: Refactor
Fixes: Partially #38901

Signed-off-by: Ashwin Naren <arihant2math@gmail.com>

components/script/dom/html/htmlsourceelement.rs

@@ -0,0 +1,150 @@
+/* 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::html::htmlelement::HTMLElement;
+use crate::dom::html::htmlimageelement::HTMLImageElement;
+use crate::dom::html::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");
+}