DocumentObserver.h 2.4 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556
  1. /*
  2. * Copyright (c) 2023-2024, Tim Flynn <trflynn89@ladybird.org>
  3. *
  4. * SPDX-License-Identifier: BSD-2-Clause
  5. */
  6. #pragma once
  7. #include <LibGC/Function.h>
  8. #include <LibJS/Forward.h>
  9. #include <LibWeb/Bindings/PlatformObject.h>
  10. #include <LibWeb/Forward.h>
  11. #include <LibWeb/HTML/DocumentReadyState.h>
  12. #include <LibWeb/HTML/VisibilityState.h>
  13. namespace Web::DOM {
  14. class DocumentObserver final : public Bindings::PlatformObject {
  15. WEB_PLATFORM_OBJECT(DocumentObserver, Bindings::PlatformObject);
  16. GC_DECLARE_ALLOCATOR(DocumentObserver);
  17. public:
  18. [[nodiscard]] GC::Ptr<GC::Function<void()>> document_became_active() const { return m_document_became_active; }
  19. void set_document_became_active(Function<void()>);
  20. [[nodiscard]] GC::Ptr<GC::Function<void()>> document_became_inactive() const { return m_document_became_inactive; }
  21. void set_document_became_inactive(Function<void()>);
  22. [[nodiscard]] GC::Ptr<GC::Function<void()>> document_completely_loaded() const { return m_document_completely_loaded; }
  23. void set_document_completely_loaded(Function<void()>);
  24. [[nodiscard]] GC::Ptr<GC::Function<void(HTML::DocumentReadyState)>> document_readiness_observer() const { return m_document_readiness_observer; }
  25. void set_document_readiness_observer(Function<void(HTML::DocumentReadyState)>);
  26. [[nodiscard]] GC::Ptr<GC::Function<void(HTML::VisibilityState)>> document_visibility_state_observer() const { return m_document_visibility_state_observer; }
  27. void set_document_visibility_state_observer(Function<void(HTML::VisibilityState)>);
  28. [[nodiscard]] GC::Ptr<GC::Function<void(bool)>> document_page_showing_observer() const { return m_document_page_showing_observer; }
  29. void set_document_page_showing_observer(Function<void(bool)>);
  30. private:
  31. explicit DocumentObserver(JS::Realm&, DOM::Document&);
  32. virtual void visit_edges(Cell::Visitor&) override;
  33. virtual void finalize() override;
  34. GC::Ref<DOM::Document> m_document;
  35. GC::Ptr<GC::Function<void()>> m_document_became_active;
  36. GC::Ptr<GC::Function<void()>> m_document_became_inactive;
  37. GC::Ptr<GC::Function<void()>> m_document_completely_loaded;
  38. GC::Ptr<GC::Function<void(HTML::DocumentReadyState)>> m_document_readiness_observer;
  39. GC::Ptr<GC::Function<void(HTML::VisibilityState)>> m_document_visibility_state_observer;
  40. GC::Ptr<GC::Function<void(bool)>> m_document_page_showing_observer;
  41. };
  42. }