86 lines
1.9 KiB
C++
86 lines
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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/Directory.h"
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#include "mozilla/dom/FileList.h"
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#include "mozilla/dom/FileListBinding.h"
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#include "mozilla/dom/File.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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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** aValue)
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{
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nsCOMPtr<nsIDOMBlob> file = Item(aIndex);
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file.forget(aValue);
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return NS_OK;
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}
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File*
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FileList::Item(uint32_t aIndex) const
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{
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if (aIndex >= mFiles.Length()) {
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return nullptr;
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}
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return mFiles[aIndex];
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}
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File*
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FileList::IndexedGetter(uint32_t aIndex, bool& aFound) const
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{
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aFound = aIndex < mFiles.Length();
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return Item(aIndex);
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}
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void
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FileList::ToSequence(Sequence<RefPtr<File>>& aSequence,
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ErrorResult& aRv) const
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{
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MOZ_ASSERT(aSequence.IsEmpty());
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if (mFiles.IsEmpty()) {
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return;
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}
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if (!aSequence.SetLength(mFiles.Length(),
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mozilla::fallible_t())) {
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aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
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return;
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}
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for (uint32_t i = 0; i < mFiles.Length(); ++i) {
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aSequence[i] = mFiles[i];
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}
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}
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} // namespace dom
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} // namespace mozilla
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