gecko-dev/dom/fs/FileSystemSyncAccessHandle.h

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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 DOM_FS_FILESYSTEMSYNCACCESSHANDLE_H_
#define DOM_FS_FILESYSTEMSYNCACCESSHANDLE_H_
#include "nsCOMPtr.h"
#include "nsISupports.h"
#include "nsWrapperCache.h"
class nsIGlobalObject;
namespace mozilla {
class ErrorResult;
namespace dom {
struct FileSystemReadWriteOptions;
class MaybeSharedArrayBufferViewOrMaybeSharedArrayBuffer;
class Promise;
class FileSystemSyncAccessHandle final : public nsISupports,
public nsWrapperCache {
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(FileSystemSyncAccessHandle)
// WebIDL Boilerplate
nsIGlobalObject* GetParentObject() const;
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
// WebIDL Interface
uint64_t Read(
const MaybeSharedArrayBufferViewOrMaybeSharedArrayBuffer& aBuffer,
const FileSystemReadWriteOptions& aOptions);
uint64_t Write(
const MaybeSharedArrayBufferViewOrMaybeSharedArrayBuffer& aBuffer,
const FileSystemReadWriteOptions& aOptions);
already_AddRefed<Promise> Truncate(uint64_t aSize, ErrorResult& aError);
already_AddRefed<Promise> GetSize(ErrorResult& aError);
already_AddRefed<Promise> Flush(ErrorResult& aError);
already_AddRefed<Promise> Close(ErrorResult& aError);
private:
virtual ~FileSystemSyncAccessHandle() = default;
nsCOMPtr<nsIGlobalObject> mGlobal;
};
} // namespace dom
} // namespace mozilla
#endif // DOM_FS_FILESYSTEMSYNCACCESSHANDLE_H_