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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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
#include "mozilla/dom/CompositionEvent.h"
#include "mozilla/TextEvents.h"
#include "prtime.h"
namespace mozilla::dom {
CompositionEvent::CompositionEvent(EventTarget* aOwner,
nsPresContext* aPresContext,
WidgetCompositionEvent* aEvent)
: UIEvent(aOwner, aPresContext,
aEvent ? aEvent
: new WidgetCompositionEvent(false, eVoidEvent, nullptr)) {
NS_ASSERTION(mEvent->mClass == eCompositionEventClass, "event type mismatch");
if (aEvent) {
mEventIsInternal = false;
} else {
mEventIsInternal = true;
// XXX compositionstart is cancelable in draft of DOM3 Events.
// However, it doesn't make sence for us, we cannot cancel composition
// when we sends compositionstart event.
mEvent->mFlags.mCancelable = false;
}
// XXX Do we really need to duplicate the data value?
mData = mEvent->AsCompositionEvent()->mData;
// TODO: Native event should have locale information.
}
// static
already_AddRefed<CompositionEvent> CompositionEvent::Constructor(
const GlobalObject& aGlobal, const nsAString& aType,
const CompositionEventInit& aParam) {
nsCOMPtr<EventTarget> t = do_QueryInterface(aGlobal.GetAsSupports());
RefPtr<CompositionEvent> e = new CompositionEvent(t, nullptr, nullptr);
bool trusted = e->Init(t);
e->InitCompositionEvent(aType, aParam.mBubbles, aParam.mCancelable,
aParam.mView, aParam.mData, u""_ns);
e->mDetail = aParam.mDetail;
e->SetTrusted(trusted);
e->SetComposed(aParam.mComposed);
return e.forget();
}
NS_IMPL_CYCLE_COLLECTION_INHERITED(CompositionEvent, UIEvent, mRanges)
NS_IMPL_ADDREF_INHERITED(CompositionEvent, UIEvent)
NS_IMPL_RELEASE_INHERITED(CompositionEvent, UIEvent)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(CompositionEvent)
NS_INTERFACE_MAP_END_INHERITING(UIEvent)
void CompositionEvent::GetData(nsAString& aData) const { aData = mData; }
void CompositionEvent::GetLocale(nsAString& aLocale) const {
aLocale = mLocale;
}
void CompositionEvent::InitCompositionEvent(const nsAString& aType,
bool aCanBubble, bool aCancelable,
nsGlobalWindowInner* aView,
const nsAString& aData,
const nsAString& aLocale) {
NS_ENSURE_TRUE_VOID(!mEvent->mFlags.mIsBeingDispatched);
UIEvent::InitUIEvent(aType, aCanBubble, aCancelable, aView, 0);
mData = aData;
mLocale = aLocale;
}
void CompositionEvent::GetRanges(TextClauseArray& aRanges) {
// If the mRanges is not empty, we return the cached value.
if (!mRanges.IsEmpty()) {
aRanges = mRanges.Clone();
return;
}
RefPtr<TextRangeArray> textRangeArray = mEvent->AsCompositionEvent()->mRanges;
if (!textRangeArray) {
return;
}
nsCOMPtr<nsPIDOMWindowInner> window = do_QueryInterface(mOwner);
const TextRange* targetRange = textRangeArray->GetTargetClause();
for (size_t i = 0; i < textRangeArray->Length(); i++) {
const TextRange& range = textRangeArray->ElementAt(i);
mRanges.AppendElement(new TextClause(window, range, targetRange));
}
aRanges = mRanges.Clone();
}
} // namespace mozilla::dom
using namespace mozilla;
using namespace mozilla::dom;
already_AddRefed<CompositionEvent> NS_NewDOMCompositionEvent(
EventTarget* aOwner, nsPresContext* aPresContext,
WidgetCompositionEvent* aEvent) {
RefPtr<CompositionEvent> event =
new CompositionEvent(aOwner, aPresContext, aEvent);
return event.forget();
}