dom/xml/nsXMLElement.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "nsXMLElement.h"
   8 #include "mozilla/dom/ElementBinding.h"
   9 #include "mozilla/dom/ElementInlines.h"
  10 #include "nsContentUtils.h"  // nsAutoScriptBlocker
  11
  12 using namespace mozilla;
  13 using namespace mozilla::dom;
  14
  15 nsresult NS_NewXMLElement(
  16     Element** aInstancePtrResult,
  17     already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo) {
  18   RefPtr<mozilla::dom::NodeInfo> nodeInfo(std::move(aNodeInfo));
  19   auto* nim = nodeInfo->NodeInfoManager();
  20   RefPtr<nsXMLElement> it = new (nim) nsXMLElement(nodeInfo.forget());
  21
  22   it.forget(aInstancePtrResult);
  23   return NS_OK;
  24 }
  25
  26 JSObject* nsXMLElement::WrapNode(JSContext* aCx,
  27                                  JS::Handle<JSObject*> aGivenProto) {
  28   return Element_Binding::Wrap(aCx, this, aGivenProto);
  29 }
  30
  31 void nsXMLElement::UnbindFromTree(bool aNullParent) {
  32   nsAtom* property;
  33   switch (GetPseudoElementType()) {
  34     case PseudoStyleType::marker:
  35       property = nsGkAtoms::markerPseudoProperty;
  36       break;
  37     case PseudoStyleType::before:
  38       property = nsGkAtoms::beforePseudoProperty;
  39       break;
  40     case PseudoStyleType::after:
  41       property = nsGkAtoms::afterPseudoProperty;
  42       break;
  43     default:
  44       property = nullptr;
  45   }
  46   if (property) {
  47     MOZ_ASSERT(GetParent());
  48     MOZ_ASSERT(GetParent()->IsElement());
  49     GetParent()->RemoveProperty(property);
  50   }
  51   Element::UnbindFromTree(aNullParent);
  52 }
  53
  54 NS_IMPL_ELEMENT_CLONE(nsXMLElement)