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-rw-r--r--dom/base/PlacesWeakCallbackWrapper.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/dom/base/PlacesWeakCallbackWrapper.h b/dom/base/PlacesWeakCallbackWrapper.h
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+/* -*- 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/WeakPtr.h"
+#include "mozilla/dom/PlacesObserversBinding.h"
+#include "nsIWeakReferenceUtils.h"
+#include "nsWrapperCache.h"
+
+namespace mozilla::dom {
+
+class PlacesWeakCallbackWrapper final : public nsWrapperCache,
+ public SupportsWeakPtr {
+ public:
+ NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(PlacesWeakCallbackWrapper)
+ NS_DECL_CYCLE_COLLECTION_NATIVE_WRAPPERCACHE_CLASS(PlacesWeakCallbackWrapper)
+
+ explicit PlacesWeakCallbackWrapper(nsISupports* aParent,
+ PlacesEventCallback& aCallback);
+
+ static already_AddRefed<PlacesWeakCallbackWrapper> Constructor(
+ const GlobalObject& aGlobal, PlacesEventCallback& aCallback);
+
+ nsISupports* GetParentObject() const;
+
+ JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ protected:
+ friend class PlacesObservers;
+ ~PlacesWeakCallbackWrapper();
+ nsWeakPtr mParent;
+ RefPtr<PlacesEventCallback> mCallback;
+};
+
+} // namespace mozilla::dom
+
+#endif // mozilla_dom_PlacesWeakCallbackWrapper_h