mirror of
https://github.com/RGBCube/serenity
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53 lines
1.4 KiB
C++
53 lines
1.4 KiB
C++
/*
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* Copyright (c) 2022, Andrew Kaster <akaster@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibJS/Runtime/Realm.h>
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/Bindings/LegacyPlatformObject.h>
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#include <LibWeb/FileAPI/FileList.h>
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namespace Web::FileAPI {
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JS::NonnullGCPtr<FileList> FileList::create(JS::Realm& realm, Vector<JS::NonnullGCPtr<File>>&& files)
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{
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return *realm.heap().allocate<FileList>(realm, realm, move(files));
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}
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FileList::FileList(JS::Realm& realm, Vector<JS::NonnullGCPtr<File>>&& files)
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: Bindings::LegacyPlatformObject(Bindings::cached_web_prototype(realm, "FileList"))
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, m_files(move(files))
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{
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}
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FileList::~FileList() = default;
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// https://w3c.github.io/FileAPI/#dfn-item
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bool FileList::is_supported_property_index(u32 index) const
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{
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// Supported property indices are the numbers in the range zero to one less than the number of File objects represented by the FileList object.
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// If there are no such File objects, then there are no supported property indices.
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if (m_files.is_empty())
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return false;
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return m_files.size() < index;
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}
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JS::Value FileList::item_value(size_t index) const
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{
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if (index >= m_files.size())
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return JS::js_undefined();
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return m_files[index].ptr();
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}
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void FileList::visit_edges(Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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for (auto file : m_files)
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visitor.visit(file);
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}
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}
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