109 lines
3.3 KiB
C++
109 lines
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/CompositionEvent.h"
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#include "mozilla/TextEvents.h"
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#include "prtime.h"
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namespace mozilla {
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namespace dom {
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CompositionEvent::CompositionEvent(EventTarget* aOwner,
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nsPresContext* aPresContext,
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WidgetCompositionEvent* aEvent)
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: UIEvent(aOwner, aPresContext,
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aEvent ? aEvent :
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new WidgetCompositionEvent(false, eVoidEvent, nullptr))
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{
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NS_ASSERTION(mEvent->mClass == eCompositionEventClass,
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"event type mismatch");
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if (aEvent) {
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mEventIsInternal = false;
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} else {
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mEventIsInternal = true;
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mEvent->mTime = PR_Now();
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// XXX compositionstart is cancelable in draft of DOM3 Events.
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// However, it doesn't make sence for us, we cannot cancel composition
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// when we sends compositionstart event.
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mEvent->mFlags.mCancelable = false;
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}
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// XXX Do we really need to duplicate the data value?
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mData = mEvent->AsCompositionEvent()->mData;
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// TODO: Native event should have locale information.
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}
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NS_IMPL_ADDREF_INHERITED(CompositionEvent, UIEvent)
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NS_IMPL_RELEASE_INHERITED(CompositionEvent, UIEvent)
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NS_INTERFACE_MAP_BEGIN(CompositionEvent)
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NS_INTERFACE_MAP_END_INHERITING(UIEvent)
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void
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CompositionEvent::GetData(nsAString& aData) const
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{
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aData = mData;
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}
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void
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CompositionEvent::GetLocale(nsAString& aLocale) const
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{
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aLocale = mLocale;
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}
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void
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CompositionEvent::InitCompositionEvent(const nsAString& aType,
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bool aCanBubble,
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bool aCancelable,
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nsGlobalWindow* aView,
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const nsAString& aData,
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const nsAString& aLocale)
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{
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NS_ENSURE_TRUE_VOID(!mEvent->mFlags.mIsBeingDispatched);
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UIEvent::InitUIEvent(aType, aCanBubble, aCancelable, aView, 0);
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mData = aData;
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mLocale = aLocale;
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}
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void
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CompositionEvent::GetRanges(TextClauseArray& aRanges)
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{
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// If the mRanges is not empty, we return the cached value.
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if (!mRanges.IsEmpty()) {
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aRanges = mRanges;
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return;
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}
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RefPtr<TextRangeArray> textRangeArray = mEvent->AsCompositionEvent()->mRanges;
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if (!textRangeArray) {
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return;
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}
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nsCOMPtr<nsPIDOMWindowInner> window = do_QueryInterface(mOwner);
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const TextRange* targetRange = textRangeArray->GetTargetClause();
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for (size_t i = 0; i < textRangeArray->Length(); i++) {
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const TextRange& range = textRangeArray->ElementAt(i);
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mRanges.AppendElement(new TextClause(window, range, targetRange));
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}
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aRanges = mRanges;
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}
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} // namespace dom
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} // namespace mozilla
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using namespace mozilla;
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using namespace mozilla::dom;
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already_AddRefed<CompositionEvent>
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NS_NewDOMCompositionEvent(EventTarget* aOwner,
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nsPresContext* aPresContext,
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WidgetCompositionEvent* aEvent)
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{
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RefPtr<CompositionEvent> event =
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new CompositionEvent(aOwner, aPresContext, aEvent);
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return event.forget();
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}
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