forked from mirrors/gecko-dev
102 lines
3 KiB
C++
102 lines
3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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 "nsCOMPtr.h"
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#include "mozilla/dom/MutationEvent.h"
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#include "mozilla/InternalMutationEvent.h"
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class nsPresContext;
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namespace mozilla {
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namespace dom {
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MutationEvent::MutationEvent(EventTarget* aOwner,
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nsPresContext* aPresContext,
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InternalMutationEvent* aEvent)
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: Event(aOwner, aPresContext,
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aEvent ? aEvent : new InternalMutationEvent(false, eVoidEvent))
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{
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mEventIsInternal = (aEvent == nullptr);
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}
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already_AddRefed<nsINode>
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MutationEvent::GetRelatedNode()
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{
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nsCOMPtr<nsINode> n =
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do_QueryInterface(mEvent->AsMutationEvent()->mRelatedNode);
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return n.forget();
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}
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void
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MutationEvent::GetPrevValue(nsAString& aPrevValue) const
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{
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InternalMutationEvent* mutation = mEvent->AsMutationEvent();
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if (mutation->mPrevAttrValue)
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mutation->mPrevAttrValue->ToString(aPrevValue);
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}
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void
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MutationEvent::GetNewValue(nsAString& aNewValue) const
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{
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InternalMutationEvent* mutation = mEvent->AsMutationEvent();
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if (mutation->mNewAttrValue)
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mutation->mNewAttrValue->ToString(aNewValue);
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}
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void
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MutationEvent::GetAttrName(nsAString& aAttrName) const
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{
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InternalMutationEvent* mutation = mEvent->AsMutationEvent();
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if (mutation->mAttrName)
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mutation->mAttrName->ToString(aAttrName);
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}
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uint16_t
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MutationEvent::AttrChange()
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{
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return mEvent->AsMutationEvent()->mAttrChange;
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}
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void
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MutationEvent::InitMutationEvent(const nsAString& aType,
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bool aCanBubble, bool aCancelable,
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nsINode* aRelatedNode,
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const nsAString& aPrevValue,
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const nsAString& aNewValue,
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const nsAString& aAttrName,
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uint16_t& aAttrChange,
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ErrorResult& aRv)
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{
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NS_ENSURE_TRUE_VOID(!mEvent->mFlags.mIsBeingDispatched);
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Event::InitEvent(aType, aCanBubble, aCancelable);
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InternalMutationEvent* mutation = mEvent->AsMutationEvent();
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mutation->mRelatedNode = aRelatedNode ? aRelatedNode->AsDOMNode() : nullptr;
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if (!aPrevValue.IsEmpty())
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mutation->mPrevAttrValue = NS_Atomize(aPrevValue);
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if (!aNewValue.IsEmpty())
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mutation->mNewAttrValue = NS_Atomize(aNewValue);
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if (!aAttrName.IsEmpty()) {
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mutation->mAttrName = NS_Atomize(aAttrName);
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}
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mutation->mAttrChange = aAttrChange;
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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<MutationEvent>
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NS_NewDOMMutationEvent(EventTarget* aOwner,
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nsPresContext* aPresContext,
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InternalMutationEvent* aEvent)
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{
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RefPtr<MutationEvent> it = new MutationEvent(aOwner, aPresContext, aEvent);
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return it.forget();
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}
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