gecko-dev/dom/filesystem/compat/FileSystemDirectoryReader.h

65 строки
1.8 KiB
C++

/* -*- 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 file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_FileSystemDirectoryReader_h
#define mozilla_dom_FileSystemDirectoryReader_h
#include "mozilla/Attributes.h"
#include "mozilla/ErrorResult.h"
#include "mozilla/dom/BindingDeclarations.h"
#include "mozilla/dom/FileSystemDirectoryEntry.h"
#include "nsCycleCollectionParticipant.h"
#include "nsWrapperCache.h"
namespace mozilla {
namespace dom {
class Directory;
class FileSystem;
class FileSystemEntriesCallback;
class FileSystemDirectoryReader
: public nsISupports
, public nsWrapperCache
{
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(FileSystemDirectoryReader)
explicit FileSystemDirectoryReader(FileSystemDirectoryEntry* aDirectoryEntry,
FileSystem* aFileSystem,
Directory* aDirectory);
nsIGlobalObject*
GetParentObject() const
{
return mParentEntry->GetParentObject();
}
virtual JSObject*
WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
virtual void
ReadEntries(FileSystemEntriesCallback& aSuccessCallback,
const Optional<OwningNonNull<ErrorCallback>>& aErrorCallback,
ErrorResult& aRv);
protected:
virtual ~FileSystemDirectoryReader();
private:
RefPtr<FileSystemDirectoryEntry> mParentEntry;
RefPtr<FileSystem> mFileSystem;
RefPtr<Directory> mDirectory;
bool mAlreadyRead;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_FileSystemDirectoryReader_h