зеркало из https://github.com/mozilla/gecko-dev.git
111 строки
3.0 KiB
C++
111 строки
3.0 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "FileSystemFileEntry.h"
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#include "CallbackRunnables.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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namespace {
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class BlobCallbackRunnable final : public Runnable
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{
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public:
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BlobCallbackRunnable(BlobCallback* aCallback, File* aFile)
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: mCallback(aCallback)
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, mFile(aFile)
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{
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MOZ_ASSERT(aCallback);
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MOZ_ASSERT(aFile);
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}
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NS_IMETHOD
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Run() override
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{
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mCallback->HandleEvent(mFile);
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return NS_OK;
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}
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private:
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RefPtr<BlobCallback> mCallback;
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RefPtr<File> mFile;
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};
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} // anonymous namespace
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NS_IMPL_CYCLE_COLLECTION_INHERITED(FileSystemFileEntry, FileSystemEntry, mFile)
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NS_IMPL_ADDREF_INHERITED(FileSystemFileEntry, FileSystemEntry)
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NS_IMPL_RELEASE_INHERITED(FileSystemFileEntry, FileSystemEntry)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(FileSystemFileEntry)
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NS_INTERFACE_MAP_END_INHERITING(FileSystemEntry)
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FileSystemFileEntry::FileSystemFileEntry(nsIGlobalObject* aGlobal,
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File* aFile,
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FileSystem* aFileSystem)
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: FileSystemEntry(aGlobal, aFileSystem)
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, mFile(aFile)
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{
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MOZ_ASSERT(aGlobal);
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MOZ_ASSERT(mFile);
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}
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FileSystemFileEntry::~FileSystemFileEntry()
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{}
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JSObject*
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FileSystemFileEntry::WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto)
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{
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return FileSystemFileEntryBinding::Wrap(aCx, this, aGivenProto);
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}
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void
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FileSystemFileEntry::GetName(nsAString& aName, ErrorResult& aRv) const
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{
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mFile->GetName(aName);
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}
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void
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FileSystemFileEntry::GetFullPath(nsAString& aPath, ErrorResult& aRv) const
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{
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mFile->GetPath(aPath);
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if (aPath.IsEmpty()) {
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// We're under the root directory. webkitRelativePath
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// (implemented as GetPath) is for cases when file is selected because its
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// ancestor directory is selected. But that is not the case here, so need to
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// manually prepend '/'.
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nsAutoString name;
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mFile->GetName(name);
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aPath.AssignLiteral(FILESYSTEM_DOM_PATH_SEPARATOR_LITERAL);
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aPath.Append(name);
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}
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}
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void
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FileSystemFileEntry::CreateWriter(VoidCallback& aSuccessCallback,
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const Optional<OwningNonNull<ErrorCallback>>& aErrorCallback) const
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{
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ErrorCallbackHelper::Call(GetParentObject(), aErrorCallback,
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NS_ERROR_DOM_SECURITY_ERR);
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}
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void
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FileSystemFileEntry::GetFile(BlobCallback& aSuccessCallback,
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const Optional<OwningNonNull<ErrorCallback>>& aErrorCallback) const
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{
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RefPtr<BlobCallbackRunnable> runnable =
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new BlobCallbackRunnable(&aSuccessCallback, mFile);
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nsresult rv = NS_DispatchToMainThread(runnable);
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NS_WARN_IF(NS_FAILED(rv));
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}
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} // dom namespace
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} // mozilla namespace
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