gecko-dev/dom/filesystem/CreateFileTask.h

119 строки
2.9 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_CreateFileTask_h
#define mozilla_dom_CreateFileTask_h
#include "mozilla/dom/FileSystemTaskBase.h"
#include "nsAutoPtr.h"
#include "mozilla/ErrorResult.h"
class nsIInputStream;
namespace mozilla {
namespace dom {
class Blob;
class BlobImpl;
class Promise;
class CreateFileTaskChild final : public FileSystemTaskChildBase
{
public:
static already_AddRefed<CreateFileTaskChild>
Create(FileSystemBase* aFileSystem,
nsIFile* aFile,
Blob* aBlobData,
InfallibleTArray<uint8_t>& aArrayData,
bool replace,
ErrorResult& aRv);
virtual
~CreateFileTaskChild();
already_AddRefed<Promise>
GetPromise();
virtual void
GetPermissionAccessType(nsCString& aAccess) const override;
protected:
virtual FileSystemParams
GetRequestParams(const nsString& aSerializedDOMPath,
ErrorResult& aRv) const override;
virtual void
SetSuccessRequestResult(const FileSystemResponseValue& aValue,
ErrorResult& aRv) override;
virtual void
HandlerCallback() override;
private:
CreateFileTaskChild(FileSystemBase* aFileSystem,
nsIFile* aFile,
bool aReplace);
RefPtr<Promise> mPromise;
nsCOMPtr<nsIFile> mTargetPath;
RefPtr<BlobImpl> mBlobImpl;
// This is going to be the content of the file, received by createFile()
// params.
InfallibleTArray<uint8_t> mArrayData;
bool mReplace;
};
class CreateFileTaskParent final : public FileSystemTaskParentBase
{
public:
static already_AddRefed<CreateFileTaskParent>
Create(FileSystemBase* aFileSystem,
const FileSystemCreateFileParams& aParam,
FileSystemRequestParent* aParent,
ErrorResult& aRv);
virtual bool
NeedToGoToMainThread() const override { return true; }
virtual nsresult
MainThreadWork() override;
virtual void
GetPermissionAccessType(nsCString& aAccess) const override;
protected:
virtual FileSystemResponseValue
GetSuccessRequestResult(ErrorResult& aRv) const override;
virtual nsresult
IOWork() override;
private:
CreateFileTaskParent(FileSystemBase* aFileSystem,
const FileSystemCreateFileParams& aParam,
FileSystemRequestParent* aParent);
static uint32_t sOutputBufferSize;
nsCOMPtr<nsIFile> mTargetPath;
RefPtr<BlobImpl> mBlobImpl;
// This is going to be the content of the file, received by createFile()
// params.
InfallibleTArray<uint8_t> mArrayData;
bool mReplace;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_CreateFileTask_h