dom/fs/FileSystemHandle.cpp

   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 #include "FileSystemHandle.h"
   8
   9 #include "mozilla/ErrorResult.h"
  10 #include "mozilla/dom/FileSystemHandleBinding.h"
  11 #include "mozilla/dom/Promise.h"
  12
  13 namespace mozilla::dom {
  14
  15 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(FileSystemHandle)
  16   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
  17   NS_INTERFACE_MAP_ENTRY(nsISupports)
  18 NS_INTERFACE_MAP_END
  19 NS_IMPL_CYCLE_COLLECTING_ADDREF(FileSystemHandle);
  20 NS_IMPL_CYCLE_COLLECTING_RELEASE(FileSystemHandle);
  21 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(FileSystemHandle, mGlobal);
  22
  23 // WebIDL Boilerplate
  24
  25 nsIGlobalObject* FileSystemHandle::GetParentObject() const { return mGlobal; }
  26
  27 JSObject* FileSystemHandle::WrapObject(JSContext* aCx,
  28                                        JS::Handle<JSObject*> aGivenProto) {
  29   return FileSystemHandle_Binding::Wrap(aCx, this, aGivenProto);
  30 }
  31
  32 // WebIDL Interface
  33
  34 void FileSystemHandle::GetName(DOMString& aResult) { aResult.SetNull(); }
  35
  36 already_AddRefed<Promise> FileSystemHandle::IsSameEntry(
  37     FileSystemHandle& aOther) {
  38   IgnoredErrorResult rv;
  39
  40   RefPtr<Promise> promise = Promise::Create(GetParentObject(), rv);
  41   if (rv.Failed()) {
  42     return nullptr;
  43   }
  44
  45   promise->MaybeReject(NS_ERROR_NOT_IMPLEMENTED);
  46
  47   return promise.forget();
  48 }
  49
  50 }  // namespace mozilla::dom