CSSSupportsRule.h 1.2 KB

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  1. /*
  2. * Copyright (c) 2021-2022, Sam Atkins <atkinssj@serenityos.org>
  3. *
  4. * SPDX-License-Identifier: BSD-2-Clause
  5. */
  6. #pragma once
  7. #include <AK/NonnullRefPtr.h>
  8. #include <AK/NonnullRefPtrVector.h>
  9. #include <LibWeb/CSS/CSSConditionRule.h>
  10. #include <LibWeb/CSS/CSSRule.h>
  11. #include <LibWeb/CSS/Supports.h>
  12. #include <LibWeb/Forward.h>
  13. namespace Web::CSS {
  14. // https://www.w3.org/TR/css-conditional-3/#the-csssupportsrule-interface
  15. class CSSSupportsRule final : public CSSConditionRule {
  16. WEB_PLATFORM_OBJECT(CSSSupportsRule, CSSConditionRule);
  17. public:
  18. static CSSSupportsRule* create(HTML::Window&, NonnullRefPtr<Supports>&&, CSSRuleList&);
  19. virtual ~CSSSupportsRule() = default;
  20. virtual Type type() const override { return Type::Supports; };
  21. String condition_text() const override;
  22. void set_condition_text(String) override;
  23. virtual bool condition_matches() const override { return m_supports->matches(); }
  24. private:
  25. explicit CSSSupportsRule(HTML::Window&, NonnullRefPtr<Supports>&&, CSSRuleList&);
  26. virtual String serialized() const override;
  27. NonnullRefPtr<Supports> m_supports;
  28. };
  29. template<>
  30. inline bool CSSRule::fast_is<CSSSupportsRule>() const { return type() == CSSRule::Type::Supports; }
  31. }