dom/events/CustomEvent.h

   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
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef CustomEvent_h__
   8 #define CustomEvent_h__
   9
  10 #include "js/Value.h"
  11 #include "mozilla/dom/Event.h"
  12
  13 namespace mozilla {
  14 namespace dom {
  15
  16 struct CustomEventInit;
  17
  18 class CustomEvent final : public Event {
  19  private:
  20   virtual ~CustomEvent();
  21
  22   JS::Heap<JS::Value> mDetail;
  23
  24  public:
  25   explicit CustomEvent(mozilla::dom::EventTarget* aOwner,
  26                        nsPresContext* aPresContext = nullptr,
  27                        mozilla::WidgetEvent* aEvent = nullptr);
  28
  29   NS_DECL_ISUPPORTS_INHERITED
  30   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(CustomEvent, Event)
  31
  32   static already_AddRefed<CustomEvent> Constructor(
  33       const GlobalObject& aGlobal, const nsAString& aType,
  34       const CustomEventInit& aParam);
  35
  36   virtual JSObject* WrapObjectInternal(
  37       JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
  38
  39   CustomEvent* AsCustomEvent() override { return this; }
  40
  41   void GetDetail(JSContext* aCx, JS::MutableHandle<JS::Value> aRetval);
  42
  43   void InitCustomEvent(JSContext* aCx, const nsAString& aType, bool aCanBubble,
  44                        bool aCancelable, JS::Handle<JS::Value> aDetail);
  45 };
  46
  47 }  // namespace dom
  48 }  // namespace mozilla
  49
  50 already_AddRefed<mozilla::dom::CustomEvent> NS_NewDOMCustomEvent(
  51     mozilla::dom::EventTarget* aOwner, nsPresContext* aPresContext,
  52     mozilla::WidgetEvent* aEvent);
  53
  54 #endif  // CustomEvent_h__