forked from mirrors/gecko-dev
265e672179
# ignore-this-changeset --HG-- extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
61 lines
1.7 KiB
C++
61 lines
1.7 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/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(nsISupports)
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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* FileList::WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return mozilla::dom::FileList_Binding::Wrap(aCx, this, aGivenProto);
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}
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File* FileList::Item(uint32_t aIndex) const {
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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* FileList::IndexedGetter(uint32_t aIndex, bool& aFound) const {
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aFound = aIndex < mFiles.Length();
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return Item(aIndex);
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}
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void FileList::ToSequence(Sequence<RefPtr<File>>& aSequence,
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ErrorResult& aRv) const {
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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(), 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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