dom/events/BeforeUnloadEvent.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 mozilla_dom_BeforeUnloadEvent_h_
   8 #define mozilla_dom_BeforeUnloadEvent_h_
   9
  10 #include "mozilla/dom/BeforeUnloadEventBinding.h"
  11 #include "mozilla/dom/Event.h"
  12
  13 namespace mozilla::dom {
  14
  15 class BeforeUnloadEvent : public Event {
  16  public:
  17   BeforeUnloadEvent(EventTarget* aOwner, nsPresContext* aPresContext,
  18                     WidgetEvent* aEvent)
  19       : Event(aOwner, aPresContext, aEvent) {}
  20
  21   virtual BeforeUnloadEvent* AsBeforeUnloadEvent() override { return this; }
  22
  23   virtual JSObject* WrapObjectInternal(
  24       JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override {
  25     return BeforeUnloadEvent_Binding::Wrap(aCx, this, aGivenProto);
  26   }
  27
  28   NS_INLINE_DECL_REFCOUNTING_INHERITED(BeforeUnloadEvent, Event)
  29
  30   void GetReturnValue(nsAString& aReturnValue);
  31   void SetReturnValue(const nsAString& aReturnValue);
  32
  33  protected:
  34   ~BeforeUnloadEvent() = default;
  35
  36   nsString mText;
  37 };
  38
  39 }  // namespace mozilla::dom
  40
  41 already_AddRefed<mozilla::dom::BeforeUnloadEvent> NS_NewDOMBeforeUnloadEvent(
  42     mozilla::dom::EventTarget* aOwner, nsPresContext* aPresContext,
  43     mozilla::WidgetEvent* aEvent);
  44
  45 #endif  // mozilla_dom_BeforeUnloadEvent_h_