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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#include "mozilla/dom/FileList.h"
#include <new>
#include <utility>
#include "ErrorList.h"
#include "js/RootingAPI.h"
#include "mozilla/Assertions.h"
#include "mozilla/ErrorResult.h"
#include "mozilla/MacroForEach.h"
#include "mozilla/RefPtr.h"
#include "mozilla/dom/BindingDeclarations.h"
#include "mozilla/dom/File.h"
#include "mozilla/dom/FileListBinding.h"
#include "mozilla/fallible.h"
#include "nsCycleCollectionParticipant.h"
#include "nsCycleCollectionTraversalCallback.h"
#include "nsISupports.h"
#include "nsTArray.h"
#include "nsWrapperCache.h"
namespace mozilla::dom {
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(FileList, mFiles, mParent)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(FileList)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
NS_IMPL_CYCLE_COLLECTING_ADDREF(FileList)
NS_IMPL_CYCLE_COLLECTING_RELEASE(FileList)
FileList::FileList(nsISupports* aParent) : mParent(aParent) {}
FileList::~FileList() = default;
JSObject* FileList::WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return mozilla::dom::FileList_Binding::Wrap(aCx, this, aGivenProto);
}
bool FileList::Append(File* aFile) {
MOZ_ASSERT(aFile);
return mFiles.AppendElement(aFile, fallible);
}
bool FileList::Remove(uint32_t aIndex) {
if (aIndex < mFiles.Length()) {
mFiles.RemoveElementAt(aIndex);
return true;
}
return false;
}
void FileList::Clear() { return mFiles.Clear(); }
File* FileList::Item(uint32_t aIndex) const {
if (aIndex >= mFiles.Length()) {
return nullptr;
}
return mFiles[aIndex];
}
File* FileList::IndexedGetter(uint32_t aIndex, bool& aFound) const {
aFound = aIndex < mFiles.Length();
return Item(aIndex);
}
void FileList::ToSequence(Sequence<RefPtr<File>>& aSequence,
ErrorResult& aRv) const {
MOZ_ASSERT(aSequence.IsEmpty());
if (mFiles.IsEmpty()) {
return;
}
if (!aSequence.SetLength(mFiles.Length(), mozilla::fallible_t())) {
aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
return;
}
for (uint32_t i = 0; i < mFiles.Length(); ++i) {
aSequence[i] = mFiles[i];
}
}
} // namespace mozilla::dom