Source/WebCore/css/CSSPositionTryRule.h

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 * Copyright (C) 2024-2025 Apple Inc. All rights reserved.
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#pragma once

#include "CSSRule.h"
#include "StyleProperties.h"
#include "StylePropertiesInlines.h"
#include "StyleRule.h"
#include <wtf/TypeCasts.h>

namespace WebCore {

class CSSPositionTryDescriptors;

class StyleRulePositionTry final : public StyleRuleBase {
public:
    static Ref<StyleRulePositionTry> create(AtomString&& name, Ref<StyleProperties>&&);

    Ref<StyleRulePositionTry> copy() const { return adoptRef(*new StyleRulePositionTry(*this)); }

    AtomString name() const { return m_name; }

    StyleProperties& properties() const { return m_properties; }
    Ref<StyleProperties> protectedProperties() const { return m_properties; }
    MutableStyleProperties& mutableProperties();
    Ref<MutableStyleProperties> protectedMutableProperties() { return mutableProperties(); }

private:
    explicit StyleRulePositionTry(AtomString&& name, Ref<StyleProperties>&&);
    StyleRulePositionTry(const StyleRulePositionTry&);

    AtomString m_name;
    Ref<StyleProperties> m_properties;
};

class CSSPositionTryRule final : public CSSRule {
public:
    static Ref<CSSPositionTryRule> create(StyleRulePositionTry&, CSSStyleSheet*);
    virtual ~CSSPositionTryRule();

    StyleRuleType styleRuleType() const { return StyleRuleType::PositionTry; }

    String cssText() const;
    void reattach(StyleRuleBase&);

    Ref<StyleRulePositionTry> protectedPositionTryRule() const { return m_positionTryRule; }

    WEBCORE_EXPORT AtomString name() const;
    WEBCORE_EXPORT CSSPositionTryDescriptors& style();

private:
    CSSPositionTryRule(StyleRulePositionTry&, CSSStyleSheet*);

    Ref<StyleRulePositionTry> m_positionTryRule;
    RefPtr<CSSPositionTryDescriptors> m_propertiesCSSOMWrapper;
};

} // namespace WebCore

SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::StyleRulePositionTry)
static bool isType(const WebCore::StyleRuleBase& rule) { return rule.isPositionTryRule(); }
SPECIALIZE_TYPE_TRAITS_END()

SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::CSSPositionTryRule)
static bool isType(const WebCore::CSSRule& rule) { return rule.styleRuleType() == WebCore::StyleRuleType::PositionTry; }
SPECIALIZE_TYPE_TRAITS_END()