MediaQueryList.h 1.1 KB

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  1. /*
  2. * Copyright (c) 2021-2022, Linus Groh <linusg@serenityos.org>
  3. *
  4. * SPDX-License-Identifier: BSD-2-Clause
  5. */
  6. #pragma once
  7. #include <AK/Forward.h>
  8. #include <LibWeb/CSS/MediaQuery.h>
  9. #include <LibWeb/DOM/EventTarget.h>
  10. namespace Web::CSS {
  11. // 4.2. The MediaQueryList Interface, https://drafts.csswg.org/cssom-view/#the-mediaquerylist-interface
  12. class MediaQueryList final : public DOM::EventTarget {
  13. WEB_PLATFORM_OBJECT(MediaQueryList, DOM::EventTarget);
  14. public:
  15. static JS::NonnullGCPtr<MediaQueryList> create(DOM::Document&, NonnullRefPtrVector<MediaQuery>&&);
  16. virtual ~MediaQueryList() override = default;
  17. String media() const;
  18. bool matches() const;
  19. bool evaluate();
  20. void add_listener(DOM::IDLEventListener*);
  21. void remove_listener(DOM::IDLEventListener*);
  22. void set_onchange(Bindings::CallbackType*);
  23. Bindings::CallbackType* onchange();
  24. private:
  25. MediaQueryList(DOM::Document&, NonnullRefPtrVector<MediaQuery>&&);
  26. virtual void visit_edges(Cell::Visitor&) override;
  27. JS::NonnullGCPtr<DOM::Document> m_document;
  28. NonnullRefPtrVector<MediaQuery> m_media;
  29. };
  30. }