ladybird/Userland/Libraries/LibWeb/CSS/CSSNestedDeclarations.h
Sam Atkins ce947ff983 LibWeb/CSS: Stop assuming CSSNestedDeclarations's parent is CSSStyleRule
This will no longer be true once we implement at-rules nested inside
style rules, for example:

```css
.foo {
  color: yellow;

  @media (min-width: 800px) {
    color: orange;
  }
}
```
2024-11-07 15:11:24 +01:00

43 lines
1.2 KiB
C++

/*
* Copyright (c) 2024, Sam Atkins <sam@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/CSS/CSSRule.h>
namespace Web::CSS {
class CSSNestedDeclarations final : public CSSRule {
WEB_PLATFORM_OBJECT(CSSNestedDeclarations, CSSRule);
JS_DECLARE_ALLOCATOR(CSSNestedDeclarations);
public:
[[nodiscard]] static JS::NonnullGCPtr<CSSNestedDeclarations> create(JS::Realm&, PropertyOwningCSSStyleDeclaration&);
virtual ~CSSNestedDeclarations() override = default;
PropertyOwningCSSStyleDeclaration const& declaration() const { return m_declaration; }
CSSStyleDeclaration* style();
CSSStyleRule const& parent_style_rule() const;
private:
CSSNestedDeclarations(JS::Realm&, PropertyOwningCSSStyleDeclaration&);
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
virtual String serialized() const override;
virtual void clear_caches() override;
JS::NonnullGCPtr<PropertyOwningCSSStyleDeclaration> m_declaration;
JS::GCPtr<CSSStyleRule const> mutable m_parent_style_rule;
};
template<>
inline bool CSSRule::fast_is<CSSNestedDeclarations>() const { return type() == CSSRule::Type::NestedDeclarations; }
}