dom/base/PlacesWeakCallbackWrapper.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 file,
   5  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "mozilla/dom/PlacesWeakCallbackWrapper.h"
   8
   9 #include "mozilla/dom/ContentProcessMessageManager.h"
  10
  11 namespace mozilla::dom {
  12
  13 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_WEAK_PTR(PlacesWeakCallbackWrapper,
  14                                                mParent, mCallback)
  15
  16 PlacesWeakCallbackWrapper::PlacesWeakCallbackWrapper(
  17     nsISupports* aParent, PlacesEventCallback& aCallback)
  18     : mParent(do_GetWeakReference(aParent)), mCallback(&aCallback) {}
  19
  20 already_AddRefed<PlacesWeakCallbackWrapper>
  21 PlacesWeakCallbackWrapper::Constructor(const GlobalObject& aGlobal,
  22                                        PlacesEventCallback& aCallback) {
  23   nsCOMPtr<nsISupports> parent = aGlobal.GetAsSupports();
  24   RefPtr<PlacesWeakCallbackWrapper> wrapper =
  25       new PlacesWeakCallbackWrapper(parent, aCallback);
  26   return wrapper.forget();
  27 }
  28
  29 PlacesWeakCallbackWrapper::~PlacesWeakCallbackWrapper() = default;
  30
  31 nsISupports* PlacesWeakCallbackWrapper::GetParentObject() const {
  32   nsCOMPtr<nsISupports> parent = do_QueryReferent(mParent);
  33   return parent;
  34 }
  35
  36 JSObject* PlacesWeakCallbackWrapper::WrapObject(
  37     JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
  38   return PlacesWeakCallbackWrapper_Binding::Wrap(aCx, this, aGivenProto);
  39 }
  40
  41 }  // namespace mozilla::dom