FileList.h 1.8 KB

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  1. /*
  2. * Copyright (c) 2022, Andrew Kaster <akaster@serenityos.org>
  3. * Copyright (c) 2023, Luke Wilde <lukew@serenityos.org>
  4. *
  5. * SPDX-License-Identifier: BSD-2-Clause
  6. */
  7. #pragma once
  8. #include <AK/Vector.h>
  9. #include <LibJS/Heap/GCPtr.h>
  10. #include <LibWeb/Bindings/PlatformObject.h>
  11. #include <LibWeb/FileAPI/File.h>
  12. #include <LibWeb/WebIDL/Types.h>
  13. namespace Web::FileAPI {
  14. class FileList
  15. : public Bindings::PlatformObject
  16. , public Bindings::Serializable {
  17. WEB_PLATFORM_OBJECT(FileList, Bindings::PlatformObject);
  18. JS_DECLARE_ALLOCATOR(FileList);
  19. public:
  20. [[nodiscard]] static JS::NonnullGCPtr<FileList> create(JS::Realm&);
  21. void add_file(JS::NonnullGCPtr<File> file) { m_files.append(file); }
  22. virtual ~FileList() override;
  23. // https://w3c.github.io/FileAPI/#dfn-length
  24. WebIDL::UnsignedLong length() const { return m_files.size(); }
  25. // https://w3c.github.io/FileAPI/#dfn-item
  26. File* item(size_t index)
  27. {
  28. return index < m_files.size() ? m_files[index].ptr() : nullptr;
  29. }
  30. // https://w3c.github.io/FileAPI/#dfn-item
  31. File const* item(size_t index) const
  32. {
  33. return index < m_files.size() ? m_files[index].ptr() : nullptr;
  34. }
  35. virtual Optional<JS::Value> item_value(size_t index) const override;
  36. virtual StringView interface_name() const override { return "FileList"sv; }
  37. virtual WebIDL::ExceptionOr<void> serialization_steps(HTML::SerializationRecord& serialized, bool for_storage, HTML::SerializationMemory&) override;
  38. virtual WebIDL::ExceptionOr<void> deserialization_steps(ReadonlySpan<u32> const& serialized, size_t& position, HTML::DeserializationMemory&) override;
  39. private:
  40. explicit FileList(JS::Realm&);
  41. virtual void initialize(JS::Realm&) override;
  42. virtual void visit_edges(Cell::Visitor&) override;
  43. Vector<JS::NonnullGCPtr<File>> m_files;
  44. };
  45. }