/* * Copyright (c) 2021-2022, Sam Atkins <atkinssj@serenityos.org> * * SPDX-License-Identifier: BSD-2-Clause */ #pragma once #include <AK/NonnullRefPtr.h> #include <LibWeb/CSS/CSSConditionRule.h> #include <LibWeb/CSS/CSSRule.h> #include <LibWeb/CSS/Supports.h> #include <LibWeb/Forward.h> namespace Web::CSS { // https://www.w3.org/TR/css-conditional-3/#the-csssupportsrule-interface class CSSSupportsRule final : public CSSConditionRule { WEB_PLATFORM_OBJECT(CSSSupportsRule, CSSConditionRule); public: static WebIDL::ExceptionOr<JS::NonnullGCPtr<CSSSupportsRule>> create(JS::Realm&, NonnullRefPtr<Supports>&&, CSSRuleList&); virtual ~CSSSupportsRule() = default; virtual Type type() const override { return Type::Supports; }; DeprecatedString condition_text() const override; void set_condition_text(DeprecatedString) override; virtual bool condition_matches() const override { return m_supports->matches(); } private: CSSSupportsRule(JS::Realm&, NonnullRefPtr<Supports>&&, CSSRuleList&); virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override; virtual DeprecatedString serialized() const override; NonnullRefPtr<Supports> m_supports; }; template<> inline bool CSSRule::fast_is<CSSSupportsRule>() const { return type() == CSSRule::Type::Supports; } }