PlacesWeakCallbackWrapper.h (1526B)
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_PlacesWeakCallbackWrapper_h 8 #define mozilla_dom_PlacesWeakCallbackWrapper_h 9 10 #include "mozilla/WeakPtr.h" 11 #include "mozilla/dom/PlacesObserversBinding.h" 12 #include "nsIWeakReferenceUtils.h" 13 #include "nsWrapperCache.h" 14 15 namespace mozilla::dom { 16 17 class PlacesWeakCallbackWrapper final : public nsWrapperCache, 18 public SupportsWeakPtr { 19 public: 20 NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(PlacesWeakCallbackWrapper) 21 NS_DECL_CYCLE_COLLECTION_NATIVE_WRAPPERCACHE_CLASS(PlacesWeakCallbackWrapper) 22 23 explicit PlacesWeakCallbackWrapper(nsISupports* aParent, 24 PlacesEventCallback& aCallback); 25 26 static already_AddRefed<PlacesWeakCallbackWrapper> Constructor( 27 const GlobalObject& aGlobal, PlacesEventCallback& aCallback); 28 29 nsISupports* GetParentObject() const; 30 31 JSObject* WrapObject(JSContext* aCx, 32 JS::Handle<JSObject*> aGivenProto) override; 33 34 protected: 35 friend class PlacesObservers; 36 ~PlacesWeakCallbackWrapper(); 37 nsWeakPtr mParent; 38 RefPtr<PlacesEventCallback> mCallback; 39 }; 40 41 } // namespace mozilla::dom 42 43 #endif // mozilla_dom_PlacesWeakCallbackWrapper_h