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   }
  22 }
  23
  24 already_AddRefed<EventTarget> FocusEvent::GetRelatedTarget() {
  25   return EnsureWebAccessibleRelatedTarget(
  26       mEvent->AsFocusEvent()->mRelatedTarget);
  27 }
  28
  29 void FocusEvent::InitFocusEvent(const nsAString& aType, bool aCanBubble,
  30                                 bool aCancelable, nsGlobalWindowInner* aView,
  31                                 int32_t aDetail, EventTarget* aRelatedTarget) {
  32   MOZ_ASSERT(!mEvent->mFlags.mIsBeingDispatched);
  33
  34   UIEvent::InitUIEvent(aType, aCanBubble, aCancelable, aView, aDetail);
  35   mEvent->AsFocusEvent()->mRelatedTarget = aRelatedTarget;
  36 }
  37
  38 already_AddRefed<FocusEvent> FocusEvent::Constructor(
  39     const GlobalObject& aGlobal, const nsAString& aType,
  40     const FocusEventInit& aParam) {
  41   nsCOMPtr<EventTarget> t = do_QueryInterface(aGlobal.GetAsSupports());
  42   RefPtr<FocusEvent> e = new FocusEvent(t, nullptr, nullptr);
  43   bool trusted = e->Init(t);
  44   e->InitFocusEvent(aType, aParam.mBubbles, aParam.mCancelable, aParam.mView,
  45                     aParam.mDetail, aParam.mRelatedTarget);
  46   e->SetTrusted(trusted);
  47   e->SetComposed(aParam.mComposed);
  48   return e.forget();
  49 }
  50
  51 }  // namespace mozilla::dom
  52
  53 using namespace mozilla;
  54 using namespace mozilla::dom;
  55
  56 already_AddRefed<FocusEvent> NS_NewDOMFocusEvent(EventTarget* aOwner,
  57                                                  nsPresContext* aPresContext,
  58                                                  InternalFocusEvent* aEvent) {
  59   RefPtr<FocusEvent> it = new FocusEvent(aOwner, aPresContext, aEvent);
  60   return it.forget();
  61 }