gecko-dev/dom/events/CustomEvent.h

/* -*- 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 CustomEvent_h__
#define CustomEvent_h__

#include "mozilla/dom/Event.h"
#include "nsIDOMCustomEvent.h"

namespace mozilla {
namespace dom {

struct CustomEventInit;

class CustomEvent final : public Event,
                          public nsIDOMCustomEvent
{
private:
  virtual ~CustomEvent();

  nsCOMPtr<nsIVariant> mDetail;

public:
  explicit CustomEvent(mozilla::dom::EventTarget* aOwner,
                       nsPresContext* aPresContext = nullptr,
                       mozilla::WidgetEvent* aEvent = nullptr);

  NS_DECL_ISUPPORTS_INHERITED
  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(CustomEvent, Event)
  NS_FORWARD_TO_EVENT
  NS_DECL_NSIDOMCUSTOMEVENT

  static already_AddRefed<CustomEvent>
  Constructor(const GlobalObject& aGlobal,
              const nsAString& aType,
              const CustomEventInit& aParam,
              ErrorResult& aRv);

  virtual JSObject*
  WrapObjectInternal(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;

  void
  GetDetail(JSContext* aCx,
            JS::MutableHandle<JS::Value> aRetval);

  void
  InitCustomEvent(JSContext* aCx,
                  const nsAString& aType,
                  bool aCanBubble,
                  bool aCancelable,
                  JS::Handle<JS::Value> aDetail,
                  ErrorResult& aRv);
};

} // namespace dom
} // namespace mozilla

already_AddRefed<mozilla::dom::CustomEvent>
NS_NewDOMCustomEvent(mozilla::dom::EventTarget* aOwner,
                     nsPresContext* aPresContext,
                     mozilla::WidgetEvent* aEvent);

#endif // CustomEvent_h__