dom/fs/FileSystemWritableFileStream.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
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef DOM_FS_FILESYSTEMWRITABLEFILESTREAM_H_
   8 #define DOM_FS_FILESYSTEMWRITABLEFILESTREAM_H_
   9
  10 #include "mozilla/dom/WritableStream.h"
  11
  12 namespace mozilla::dom {
  13
  14 class ArrayBufferViewOrArrayBufferOrBlobOrUSVStringOrWriteParams;
  15
  16 class FileSystemWritableFileStream final : public WritableStream {
  17  public:
  18   NS_DECL_ISUPPORTS_INHERITED
  19   NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(FileSystemWritableFileStream,
  20                                            WritableStream)
  21
  22   // WebIDL Boilerplate
  23   JSObject* WrapObject(JSContext* aCx,
  24                        JS::Handle<JSObject*> aGivenProto) override;
  25
  26   // WebIDL Interface
  27   already_AddRefed<Promise> Write(
  28       const ArrayBufferViewOrArrayBufferOrBlobOrUSVStringOrWriteParams& aData);
  29
  30   already_AddRefed<Promise> Seek(uint64_t aPosition);
  31
  32   already_AddRefed<Promise> Truncate(uint64_t aSize);
  33
  34  private:
  35   ~FileSystemWritableFileStream() = default;
  36 };
  37
  38 }  // namespace mozilla::dom
  39
  40 #endif  // DOM_FS_FILESYSTEMWRITABLEFILESTREAM_H_