gecko-dev/dom/events/FocusEvent.cpp

91 строка
2.7 KiB
C++

/* vim: set shiftwidth=2 tabstop=8 autoindent cindent expandtab: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/FocusEvent.h"
#include "mozilla/ContentEvents.h"
#include "prtime.h"
namespace mozilla {
namespace dom {
NS_IMPL_ISUPPORTS_INHERITED1(FocusEvent, UIEvent, nsIDOMFocusEvent)
FocusEvent::FocusEvent(EventTarget* aOwner,
nsPresContext* aPresContext,
InternalFocusEvent* aEvent)
: UIEvent(aOwner, aPresContext,
aEvent ? aEvent : new InternalFocusEvent(false, NS_FOCUS_CONTENT))
{
if (aEvent) {
mEventIsInternal = false;
} else {
mEventIsInternal = true;
mEvent->time = PR_Now();
}
}
/* readonly attribute nsIDOMEventTarget relatedTarget; */
NS_IMETHODIMP
FocusEvent::GetRelatedTarget(nsIDOMEventTarget** aRelatedTarget)
{
NS_ENSURE_ARG_POINTER(aRelatedTarget);
NS_IF_ADDREF(*aRelatedTarget = GetRelatedTarget());
return NS_OK;
}
EventTarget*
FocusEvent::GetRelatedTarget()
{
return mEvent->AsFocusEvent()->relatedTarget;
}
nsresult
FocusEvent::InitFocusEvent(const nsAString& aType,
bool aCanBubble,
bool aCancelable,
nsIDOMWindow* aView,
int32_t aDetail,
EventTarget* aRelatedTarget)
{
nsresult rv =
UIEvent::InitUIEvent(aType, aCanBubble, aCancelable, aView, aDetail);
NS_ENSURE_SUCCESS(rv, rv);
mEvent->AsFocusEvent()->relatedTarget = aRelatedTarget;
return NS_OK;
}
already_AddRefed<FocusEvent>
FocusEvent::Constructor(const GlobalObject& aGlobal,
const nsAString& aType,
const FocusEventInit& aParam,
ErrorResult& aRv)
{
nsCOMPtr<EventTarget> t = do_QueryInterface(aGlobal.GetAsSupports());
nsRefPtr<FocusEvent> e = new FocusEvent(t, nullptr, nullptr);
bool trusted = e->Init(t);
aRv = e->InitFocusEvent(aType, aParam.mBubbles, aParam.mCancelable, aParam.mView,
aParam.mDetail, aParam.mRelatedTarget);
e->SetTrusted(trusted);
return e.forget();
}
} // namespace dom
} // namespace mozilla
using namespace mozilla;
using namespace mozilla::dom;
nsresult
NS_NewDOMFocusEvent(nsIDOMEvent** aInstancePtrResult,
EventTarget* aOwner,
nsPresContext* aPresContext,
InternalFocusEvent* aEvent)
{
FocusEvent* it = new FocusEvent(aOwner, aPresContext, aEvent);
NS_ADDREF(it);
*aInstancePtrResult = static_cast<Event*>(it);
return NS_OK;
}