dom/filesystem/GetFilesTask.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   5  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_GetFilesTask_h
   8 #define mozilla_dom_GetFilesTask_h
   9
  10 #include "mozilla/dom/Directory.h"
  11 #include "mozilla/dom/FileSystemTaskBase.h"
  12 #include "mozilla/dom/GetFilesHelper.h"
  13
  14 namespace mozilla {
  15 class ErrorResult;
  16
  17 namespace dom {
  18
  19 class BlobImpl;
  20 class FileSystemGetFilesParams;
  21
  22 class GetFilesTaskChild final : public FileSystemTaskChildBase {
  23  public:
  24   static already_AddRefed<GetFilesTaskChild> Create(FileSystemBase* aFileSystem,
  25                                                     Directory* aDirectory,
  26                                                     nsIFile* aTargetPath,
  27                                                     bool aRecursiveFlag,
  28                                                     ErrorResult& aRv);
  29
  30   virtual ~GetFilesTaskChild();
  31
  32   already_AddRefed<Promise> GetPromise();
  33
  34  private:
  35   // If aDirectoryOnly is set, we should ensure that the target is a directory.
  36   GetFilesTaskChild(nsIGlobalObject* aGlobalObject, FileSystemBase* aFileSystem,
  37                     Directory* aDirectory, nsIFile* aTargetPath,
  38                     bool aRecursiveFlag);
  39
  40   virtual FileSystemParams GetRequestParams(const nsString& aSerializedDOMPath,
  41                                             ErrorResult& aRv) const override;
  42
  43   virtual void SetSuccessRequestResult(const FileSystemResponseValue& aValue,
  44                                        ErrorResult& aRv) override;
  45
  46   virtual void HandlerCallback() override;
  47
  48   RefPtr<Promise> mPromise;
  49   RefPtr<Directory> mDirectory;
  50   nsCOMPtr<nsIFile> mTargetPath;
  51   bool mRecursiveFlag;
  52
  53   // We store the fullpath and the dom path of Files.
  54   FallibleTArray<RefPtr<File>> mTargetData;
  55 };
  56
  57 class GetFilesTaskParent final : public FileSystemTaskParentBase,
  58                                  public GetFilesHelperBase {
  59  public:
  60   static already_AddRefed<GetFilesTaskParent> Create(
  61       FileSystemBase* aFileSystem, const FileSystemGetFilesParams& aParam,
  62       FileSystemRequestParent* aParent, ErrorResult& aRv);
  63
  64   nsresult GetTargetPath(nsAString& aPath) const override;
  65
  66  private:
  67   GetFilesTaskParent(FileSystemBase* aFileSystem,
  68                      const FileSystemGetFilesParams& aParam,
  69                      FileSystemRequestParent* aParent);
  70
  71   virtual FileSystemResponseValue GetSuccessRequestResult(
  72       ErrorResult& aRv) const override;
  73
  74   virtual nsresult IOWork() override;
  75
  76   nsString mDirectoryDOMPath;
  77   nsCOMPtr<nsIFile> mTargetPath;
  78 };
  79
  80 }  // namespace dom
  81 }  // namespace mozilla
  82
  83 #endif  // mozilla_dom_GetFilesTask_h