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Process Key Value Pairs into ViewportDescription

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Signed-off-by: Shubham Gupta <shubham13297@gmail.com>
This commit is contained in:
Shubham Gupta 2025-03-26 13:49:40 +08:00
parent 6b63f6f82f
commit 55b1a9be2f
3 changed files with 48 additions and 3 deletions
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14
components/script/dom/htmlmetaelement.rs
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@ -2,6 +2,7 @@
* 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 compositing_traits::viewport_description::ViewportDescription;
use dom_struct::dom_struct;
use html5ever::{LocalName, Prefix, local_name, ns};
use js::rust::HandleObject;
@ -62,7 +63,7 @@ impl HTMLMetaElement {
self.apply_referrer();
}
if name == "viewport" {
self.parse_viewport();
self.parse_and_send_viewport_if_necessary();
}
// https://html.spec.whatwg.org/multipage/#attr-meta-http-equiv
} else if !self.HttpEquiv().is_empty() {
@ -119,8 +120,15 @@ impl HTMLMetaElement {
}
/// <https://drafts.csswg.org/css-viewport/#parsing-algorithm>
fn parse_viewport(&self) {
let _element = self.upcast::<Element>();
fn parse_and_send_viewport_if_necessary(&self) {
// Skip processing if this isn't the top level frame
if !self.owner_window().is_top_level() {
return;
}
let element = self.upcast::<Element>();
if let Some(content) = element.get_attribute(&ns!(), &local_name!("content")) {
let _viewport = ViewportDescription::from_str(&content.value()).unwrap_or_default();
}
}
/// <https://html.spec.whatwg.org/multipage/#attr-meta-http-equiv-content-security-policy>