michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "nsCOMPtr.h"
michael@0: #include "mozilla/dom/MutationEvent.h"
michael@0: #include "mozilla/InternalMutationEvent.h"
michael@0: 
michael@0: class nsPresContext;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace dom {
michael@0: 
michael@0: MutationEvent::MutationEvent(EventTarget* aOwner,
michael@0:                              nsPresContext* aPresContext,
michael@0:                              InternalMutationEvent* aEvent)
michael@0:   : Event(aOwner, aPresContext,
michael@0:           aEvent ? aEvent : new InternalMutationEvent(false, 0))
michael@0: {
michael@0:   mEventIsInternal = (aEvent == nullptr);
michael@0: }
michael@0: 
michael@0: NS_INTERFACE_MAP_BEGIN(MutationEvent)
michael@0:   NS_INTERFACE_MAP_ENTRY(nsIDOMMutationEvent)
michael@0: NS_INTERFACE_MAP_END_INHERITING(Event)
michael@0: 
michael@0: NS_IMPL_ADDREF_INHERITED(MutationEvent, Event)
michael@0: NS_IMPL_RELEASE_INHERITED(MutationEvent, Event)
michael@0: 
michael@0: already_AddRefed<nsINode>
michael@0: MutationEvent::GetRelatedNode()
michael@0: {
michael@0:   nsCOMPtr<nsINode> n =
michael@0:     do_QueryInterface(mEvent->AsMutationEvent()->mRelatedNode);
michael@0:   return n.forget();
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: MutationEvent::GetRelatedNode(nsIDOMNode** aRelatedNode)
michael@0: {
michael@0:   nsCOMPtr<nsINode> relatedNode = GetRelatedNode();
michael@0:   nsCOMPtr<nsIDOMNode> relatedDOMNode = relatedNode ? relatedNode->AsDOMNode() : nullptr;
michael@0:   relatedDOMNode.forget(aRelatedNode);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: MutationEvent::GetPrevValue(nsAString& aPrevValue)
michael@0: {
michael@0:   InternalMutationEvent* mutation = mEvent->AsMutationEvent();
michael@0:   if (mutation->mPrevAttrValue)
michael@0:     mutation->mPrevAttrValue->ToString(aPrevValue);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: MutationEvent::GetNewValue(nsAString& aNewValue)
michael@0: {
michael@0:   InternalMutationEvent* mutation = mEvent->AsMutationEvent();
michael@0:   if (mutation->mNewAttrValue)
michael@0:       mutation->mNewAttrValue->ToString(aNewValue);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: MutationEvent::GetAttrName(nsAString& aAttrName)
michael@0: {
michael@0:   InternalMutationEvent* mutation = mEvent->AsMutationEvent();
michael@0:   if (mutation->mAttrName)
michael@0:       mutation->mAttrName->ToString(aAttrName);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: uint16_t
michael@0: MutationEvent::AttrChange()
michael@0: {
michael@0:   return mEvent->AsMutationEvent()->mAttrChange;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: MutationEvent::GetAttrChange(uint16_t* aAttrChange)
michael@0: {
michael@0:   *aAttrChange = AttrChange();
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: MutationEvent::InitMutationEvent(const nsAString& aTypeArg,
michael@0:                                  bool aCanBubbleArg,
michael@0:                                  bool aCancelableArg,
michael@0:                                  nsIDOMNode* aRelatedNodeArg,
michael@0:                                  const nsAString& aPrevValueArg,
michael@0:                                  const nsAString& aNewValueArg,
michael@0:                                  const nsAString& aAttrNameArg,
michael@0:                                  uint16_t aAttrChangeArg)
michael@0: {
michael@0:   nsresult rv = Event::InitEvent(aTypeArg, aCanBubbleArg, aCancelableArg);
michael@0:   NS_ENSURE_SUCCESS(rv, rv);
michael@0: 
michael@0:   InternalMutationEvent* mutation = mEvent->AsMutationEvent();
michael@0:   mutation->mRelatedNode = aRelatedNodeArg;
michael@0:   if (!aPrevValueArg.IsEmpty())
michael@0:     mutation->mPrevAttrValue = do_GetAtom(aPrevValueArg);
michael@0:   if (!aNewValueArg.IsEmpty())
michael@0:     mutation->mNewAttrValue = do_GetAtom(aNewValueArg);
michael@0:   if (!aAttrNameArg.IsEmpty()) {
michael@0:     mutation->mAttrName = do_GetAtom(aAttrNameArg);
michael@0:   }
michael@0:   mutation->mAttrChange = aAttrChangeArg;
michael@0:     
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: } // namespace dom
michael@0: } // namespace mozilla
michael@0: 
michael@0: using namespace mozilla;
michael@0: using namespace mozilla::dom;
michael@0: 
michael@0: nsresult
michael@0: NS_NewDOMMutationEvent(nsIDOMEvent** aInstancePtrResult,
michael@0:                        EventTarget* aOwner,
michael@0:                        nsPresContext* aPresContext,
michael@0:                        InternalMutationEvent* aEvent) 
michael@0: {
michael@0:   MutationEvent* it = new MutationEvent(aOwner, aPresContext, aEvent);
michael@0:   NS_ADDREF(it);
michael@0:   *aInstancePtrResult = static_cast<Event*>(it);
michael@0:   return NS_OK;
michael@0: }