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script: Add pre element obsolete width attribute support (#31792)

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Bastiaan van der Plaat 2024-03-25 12:36:48 +01:00 • committed by GitHub
parent bd39e03eeb
commit 97144ddf71
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7 changed files with 35 additions and 543 deletions
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31
components/script/dom/htmlpreelement.rs
View file

@ -3,13 +3,18 @@
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use dom_struct::dom_struct;
use html5ever::{LocalName, Prefix};
use html5ever::{local_name, LocalName, Prefix};
use js::rust::HandleObject;
use style::attr::AttrValue;
use crate::dom::bindings::codegen::Bindings::HTMLPreElementBinding::HTMLPreElementMethods;
use crate::dom::bindings::inheritance::Castable;
use crate::dom::bindings::root::DomRoot;
use crate::dom::bindings::str::DOMString;
use crate::dom::document::Document;
use crate::dom::htmlelement::HTMLElement;
use crate::dom::node::Node;
use crate::dom::virtualmethods::VirtualMethods;
#[dom_struct]
pub struct HTMLPreElement {
@ -41,3 +46,27 @@ impl HTMLPreElement {
)
}
}
impl VirtualMethods for HTMLPreElement {
fn super_type(&self) -> Option<&dyn VirtualMethods> {
Some(self.upcast::<HTMLElement>() as &dyn VirtualMethods)
}
fn parse_plain_attribute(&self, name: &LocalName, value: DOMString) -> AttrValue {
match *name {
local_name!("width") => AttrValue::from_limited_i32(value.into(), 0),
_ => self
.super_type()
.unwrap()
.parse_plain_attribute(name, value),
}
}
}
impl HTMLPreElementMethods for HTMLPreElement {
// https://html.spec.whatwg.org/multipage/#dom-pre-width
make_int_getter!(Width, "width", 0);
// https://html.spec.whatwg.org/multipage/#dom-pre-width
make_int_setter!(SetWidth, "width", 0);
}

4
components/script/dom/virtualmethods.rs
View file

@ -40,6 +40,7 @@ use crate::dom::htmlobjectelement::HTMLObjectElement;
use crate::dom::htmloptgroupelement::HTMLOptGroupElement;
use crate::dom::htmloptionelement::HTMLOptionElement;
use crate::dom::htmloutputelement::HTMLOutputElement;
use crate::dom::htmlpreelement::HTMLPreElement;
use crate::dom::htmlscriptelement::HTMLScriptElement;
use crate::dom::htmlselectelement::HTMLSelectElement;
use crate::dom::htmlsourceelement::HTMLSourceElement;
@ -233,6 +234,9 @@ pub fn vtable_for(node: &Node) -> &dyn VirtualMethods {
NodeTypeId::Element(ElementTypeId::HTMLElement(HTMLElementTypeId::HTMLOutputElement)) => {
node.downcast::<HTMLOutputElement>().unwrap() as &dyn VirtualMethods
},
NodeTypeId::Element(ElementTypeId::HTMLElement(HTMLElementTypeId::HTMLPreElement)) => {
node.downcast::<HTMLPreElement>().unwrap() as &dyn VirtualMethods
},
NodeTypeId::Element(ElementTypeId::HTMLElement(HTMLElementTypeId::HTMLScriptElement)) => {
node.downcast::<HTMLScriptElement>().unwrap() as &dyn VirtualMethods
},

3
components/script/dom/webidls/HTMLPreElement.webidl
View file

@ -12,6 +12,5 @@ interface HTMLPreElement : HTMLElement {
// https://html.spec.whatwg.org/multipage/#HTMLPreElement-partial
partial interface HTMLPreElement {
// [CEReactions]
// attribute long width;
[CEReactions] attribute long width;
};