ladybird/Userland/Libraries/LibWeb/CSS/CSSGroupingRule.cpp
Timothy Flynn 834202aeb9 LibWeb: Move setting of Web object prototypes to initialize()
This needs to happen before prototype/constructor intitialization can be
made lazy. Otherwise, GC could run during the C++ constructor and try to
collect the object currently being created.
2023-01-10 16:08:14 +01:00

62 lines
1.7 KiB
C++

/*
* Copyright (c) 2021-2022, Sam Atkins <atkinssj@serenityos.org>
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/CSSGroupingRulePrototype.h>
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/Bindings/MainThreadVM.h>
#include <LibWeb/CSS/CSSGroupingRule.h>
#include <LibWeb/CSS/CSSRuleList.h>
#include <LibWeb/HTML/Window.h>
namespace Web::CSS {
CSSGroupingRule::CSSGroupingRule(JS::Realm& realm, CSSRuleList& rules)
: CSSRule(realm)
, m_rules(rules)
{
for (auto& rule : m_rules)
rule.set_parent_rule(this);
}
void CSSGroupingRule::initialize(JS::Realm& realm)
{
Base::initialize(realm);
set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSGroupingRulePrototype>(realm, "CSSGroupingRule"));
}
void CSSGroupingRule::visit_edges(Cell::Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(&m_rules);
}
WebIDL::ExceptionOr<u32> CSSGroupingRule::insert_rule(StringView rule, u32 index)
{
TRY(m_rules.insert_a_css_rule(rule, index));
// NOTE: The spec doesn't say where to set the parent rule, so we'll do it here.
m_rules.item(index)->set_parent_rule(this);
return index;
}
WebIDL::ExceptionOr<void> CSSGroupingRule::delete_rule(u32 index)
{
return m_rules.remove_a_css_rule(index);
}
void CSSGroupingRule::for_each_effective_style_rule(Function<void(CSSStyleRule const&)> const& callback) const
{
m_rules.for_each_effective_style_rule(callback);
}
void CSSGroupingRule::set_parent_style_sheet(CSSStyleSheet* parent_style_sheet)
{
CSSRule::set_parent_style_sheet(parent_style_sheet);
for (auto& rule : m_rules)
rule.set_parent_style_sheet(parent_style_sheet);
}
}