ladybird/Libraries/LibWeb/HTML/HTMLBRElement.cpp
Michael Watt 3b1d1d4582 LibWeb: Compute display: contents as none for unusual elements
https://drafts.csswg.org/css-display-3/#unbox-html specifies certain
elements that have their `display` style computed as `none` when
specified as `contents`.

This fixes at least one WPT test:
http://wpt.live/css/css-display/display-contents-suppression-dynamic-001.html
2024-11-13 11:11:07 +01:00

42 lines
1.2 KiB
C++

/*
* Copyright (c) 2018-2021, Andreas Kling <andreas@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/HTMLBRElementPrototype.h>
#include <LibWeb/CSS/StyleValues/DisplayStyleValue.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/HTML/HTMLBRElement.h>
#include <LibWeb/Layout/BreakNode.h>
namespace Web::HTML {
JS_DEFINE_ALLOCATOR(HTMLBRElement);
HTMLBRElement::HTMLBRElement(DOM::Document& document, DOM::QualifiedName qualified_name)
: HTMLElement(document, move(qualified_name))
{
}
HTMLBRElement::~HTMLBRElement() = default;
void HTMLBRElement::initialize(JS::Realm& realm)
{
Base::initialize(realm);
WEB_SET_PROTOTYPE_FOR_INTERFACE(HTMLBRElement);
}
JS::GCPtr<Layout::Node> HTMLBRElement::create_layout_node(CSS::StyleProperties style)
{
return heap().allocate_without_realm<Layout::BreakNode>(document(), *this, move(style));
}
void HTMLBRElement::adjust_computed_style(CSS::StyleProperties& style)
{
// https://drafts.csswg.org/css-display-3/#unbox
if (style.display().is_contents())
style.set_property(CSS::PropertyID::Display, CSS::DisplayStyleValue::create(CSS::Display::from_short(CSS::Display::Short::None)));
}
}