gecko-dev/dom/base/PlacesWeakCallbackWrapper.h

50 строки
1.6 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_PlacesWeakCallbackWrapper_h
#define mozilla_dom_PlacesWeakCallbackWrapper_h
#include "mozilla/dom/PlacesObserversBinding.h"
#include "mozilla/ErrorResult.h"
#include "mozilla/Pair.h"
#include "nsWrapperCache.h"
namespace mozilla {
namespace dom {
class PlacesWeakCallbackWrapper final : public nsWrapperCache
, public SupportsWeakPtr<PlacesWeakCallbackWrapper>
{
public:
MOZ_DECLARE_WEAKREFERENCE_TYPENAME(PlacesWeakCallbackWrapper)
NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(PlacesWeakCallbackWrapper)
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(PlacesWeakCallbackWrapper)
explicit PlacesWeakCallbackWrapper(nsISupports* aParent,
PlacesEventCallback& aCallback);
static already_AddRefed<PlacesWeakCallbackWrapper>
Constructor(const GlobalObject& aGlobal,
PlacesEventCallback& aCallback,
ErrorResult& rv);
nsISupports* GetParentObject() const;
JSObject*
WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
protected:
friend class PlacesObservers;
~PlacesWeakCallbackWrapper();
nsWeakPtr mParent;
RefPtr<PlacesEventCallback> mCallback;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_PlacesWeakCallbackWrapper_h