dom/smil/TimeEvent.cpp

   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 #include "mozilla/ContentEvents.h"
   8 #include "mozilla/dom/TimeEvent.h"
   9 #include "nsIDocShell.h"
  10 #include "nsIInterfaceRequestorUtils.h"
  11 #include "nsPresContext.h"
  12 #include "nsGlobalWindow.h"
  13
  14 namespace mozilla {
  15 namespace dom {
  16
  17 TimeEvent::TimeEvent(EventTarget* aOwner, nsPresContext* aPresContext,
  18                      InternalSMILTimeEvent* aEvent)
  19     : Event(aOwner, aPresContext,
  20             aEvent ? aEvent : new InternalSMILTimeEvent(false, eVoidEvent)),
  21       mDetail(mEvent->AsSMILTimeEvent()->mDetail) {
  22   if (aEvent) {
  23     mEventIsInternal = false;
  24   } else {
  25     mEventIsInternal = true;
  26   }
  27
  28   if (mPresContext) {
  29     nsCOMPtr<nsIDocShell> docShell = mPresContext->GetDocShell();
  30     if (docShell) {
  31       mView = docShell->GetWindow();
  32     }
  33   }
  34 }
  35
  36 NS_IMPL_CYCLE_COLLECTION_INHERITED(TimeEvent, Event, mView)
  37
  38 NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED_0(TimeEvent, Event)
  39
  40 void TimeEvent::InitTimeEvent(const nsAString& aType,
  41                               nsGlobalWindowInner* aView, int32_t aDetail) {
  42   NS_ENSURE_TRUE_VOID(!mEvent->mFlags.mIsBeingDispatched);
  43
  44   Event::InitEvent(aType, false /*doesn't bubble*/, false /*can't cancel*/);
  45   mDetail = aDetail;
  46   mView = aView ? aView->GetOuterWindow() : nullptr;
  47 }
  48
  49 }  // namespace dom
  50 }  // namespace mozilla
  51
  52 using namespace mozilla;
  53 using namespace mozilla::dom;
  54
  55 already_AddRefed<TimeEvent> NS_NewDOMTimeEvent(EventTarget* aOwner,
  56                                                nsPresContext* aPresContext,
  57                                                InternalSMILTimeEvent* aEvent) {
  58   RefPtr<TimeEvent> it = new TimeEvent(aOwner, aPresContext, aEvent);
  59   return it.forget();
  60 }