GetFileOrDirectoryTask.h

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/* -*- 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_GetFileOrDirectory_h

#define mozilla_dom_GetFileOrDirectory_h

#include "mozilla/dom/Directory.h"

#include "mozilla/dom/FileSystemTaskBase.h"

namespace mozilla {

class ErrorResult;

namespace dom {

class BlobImpl;

class FileSystemGetFileOrDirectoryParams;

class GetFileOrDirectoryTaskChild final : public FileSystemTaskChildBase {

 public:

  static already_AddRefed<GetFileOrDirectoryTaskChild> Create(

      FileSystemBase* aFileSystem, nsIFile* aTargetPath, ErrorResult& aRv);

  virtual ~GetFileOrDirectoryTaskChild();

  already_AddRefed<Promise> GetPromise();

 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:

  GetFileOrDirectoryTaskChild(nsIGlobalObject* aGlobalObject,

                              FileSystemBase* aFileSystem,

                              nsIFile* aTargetPath);

  RefPtr<Promise> mPromise;

  nsCOMPtr<nsIFile> mTargetPath;

  RefPtr<File> mResultFile;

  RefPtr<Directory> mResultDirectory;

};

class GetFileOrDirectoryTaskParent final : public FileSystemTaskParentBase {

 public:

  static already_AddRefed<GetFileOrDirectoryTaskParent> Create(

      FileSystemBase* aFileSystem,

      const FileSystemGetFileOrDirectoryParams& aParam,

      FileSystemRequestParent* aParent, ErrorResult& aRv);

  nsresult GetTargetPath(nsAString& aPath) const override;

 protected:

  virtual FileSystemResponseValue GetSuccessRequestResult(

      ErrorResult& aRv) const override;

  virtual nsresult IOWork() override;

 private:

  GetFileOrDirectoryTaskParent(FileSystemBase* aFileSystem,

                               const FileSystemGetFileOrDirectoryParams& aParam,

                               FileSystemRequestParent* aParent);

  nsCOMPtr<nsIFile> mTargetPath;

  // Whether we get a directory.

  bool mIsDirectory;

};

}  // namespace dom

}  // namespace mozilla

#endif  // mozilla_dom_GetFileOrDirectory_h