mirror of
https://github.com/mozilla/gecko-dev.git
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86 lines
2.2 KiB
C++
86 lines
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/FileList.h"
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#include "mozilla/dom/FileListBinding.h"
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namespace mozilla {
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namespace dom {
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NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(FileList, mFiles, mParent)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(FileList)
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NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
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NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMFileList)
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NS_INTERFACE_MAP_ENTRY(nsIDOMFileList)
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NS_INTERFACE_MAP_END
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NS_IMPL_CYCLE_COLLECTING_ADDREF(FileList)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(FileList)
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/* static */ already_AddRefed<FileList>
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FileList::Create(nsISupports* aParent, FileListClonedData* aData)
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{
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MOZ_ASSERT(aData);
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nsRefPtr<FileList> fileList = new FileList(aParent);
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const nsTArray<nsRefPtr<BlobImpl>>& blobImpls = aData->BlobImpls();
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for (uint32_t i = 0; i < blobImpls.Length(); ++i) {
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const nsRefPtr<BlobImpl>& blobImpl = blobImpls[i];
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MOZ_ASSERT(blobImpl);
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MOZ_ASSERT(blobImpl->IsFile());
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nsRefPtr<File> file = File::Create(aParent, blobImpl);
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MOZ_ASSERT(file);
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if (NS_WARN_IF(!fileList->Append(file))) {
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return nullptr;
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}
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}
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return fileList.forget();
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}
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JSObject*
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FileList::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
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{
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return mozilla::dom::FileListBinding::Wrap(aCx, this, aGivenProto);
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}
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NS_IMETHODIMP
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FileList::GetLength(uint32_t* aLength)
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{
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*aLength = Length();
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return NS_OK;
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}
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NS_IMETHODIMP
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FileList::Item(uint32_t aIndex, nsISupports** aFile)
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{
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nsCOMPtr<nsIDOMBlob> file = Item(aIndex);
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file.forget(aFile);
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return NS_OK;
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}
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already_AddRefed<FileListClonedData>
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FileList::CreateClonedData() const
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{
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nsTArray<nsRefPtr<BlobImpl>> blobImpls;
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for (uint32_t i = 0; i < mFiles.Length(); ++i) {
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blobImpls.AppendElement(mFiles[i]->Impl());
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}
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nsRefPtr<FileListClonedData> data = new FileListClonedData(blobImpls);
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return data.forget();
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}
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NS_IMPL_ISUPPORTS0(FileListClonedData)
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} // namespace dom
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} // namespace mozilla
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