dom/events/FocusEvent.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/dom/FocusEvent.h"
   8 #include "mozilla/ContentEvents.h"
   9 #include "prtime.h"
  10
  11 namespace mozilla::dom {
  12
  13 FocusEvent::FocusEvent(EventTarget* aOwner, nsPresContext* aPresContext,
  14                        InternalFocusEvent* aEvent)
  15     : UIEvent(aOwner, aPresContext,
  16               aEvent ? aEvent : new InternalFocusEvent(false, eFocus)) {
  17   if (aEvent) {
  18     mEventIsInternal = false;
  19   } else {
  20     mEventIsInternal = true;
  21     mEvent->mTime = PR_Now();
  22   }
  23 }
  24
  25 already_AddRefed<EventTarget> FocusEvent::GetRelatedTarget() {
  26   return EnsureWebAccessibleRelatedTarget(
  27       mEvent->AsFocusEvent()->mRelatedTarget);
  28 }
  29
  30 void FocusEvent::InitFocusEvent(const nsAString& aType, bool aCanBubble,
  31                                 bool aCancelable, nsGlobalWindowInner* aView,
  32                                 int32_t aDetail, EventTarget* aRelatedTarget) {
  33   MOZ_ASSERT(!mEvent->mFlags.mIsBeingDispatched);
  34
  35   UIEvent::InitUIEvent(aType, aCanBubble, aCancelable, aView, aDetail);
  36   mEvent->AsFocusEvent()->mRelatedTarget = aRelatedTarget;
  37 }
  38
  39 already_AddRefed<FocusEvent> FocusEvent::Constructor(
  40     const GlobalObject& aGlobal, const nsAString& aType,
  41     const FocusEventInit& aParam) {
  42   nsCOMPtr<EventTarget> t = do_QueryInterface(aGlobal.GetAsSupports());
  43   RefPtr<FocusEvent> e = new FocusEvent(t, nullptr, nullptr);
  44   bool trusted = e->Init(t);
  45   e->InitFocusEvent(aType, aParam.mBubbles, aParam.mCancelable, aParam.mView,
  46                     aParam.mDetail, aParam.mRelatedTarget);
  47   e->SetTrusted(trusted);
  48   e->SetComposed(aParam.mComposed);
  49   return e.forget();
  50 }
  51
  52 }  // namespace mozilla::dom
  53
  54 using namespace mozilla;
  55 using namespace mozilla::dom;
  56
  57 already_AddRefed<FocusEvent> NS_NewDOMFocusEvent(EventTarget* aOwner,
  58                                                  nsPresContext* aPresContext,
  59                                                  InternalFocusEvent* aEvent) {
  60   RefPtr<FocusEvent> it = new FocusEvent(aOwner, aPresContext, aEvent);
  61   return it.forget();
  62 }