dom/base/ChromeNodeList.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 "mozilla/dom/ChromeNodeList.h"
   8 #include "mozilla/dom/ChromeNodeListBinding.h"
   9
  10 using namespace mozilla;
  11 using namespace mozilla::dom;
  12
  13 already_AddRefed<ChromeNodeList> ChromeNodeList::Constructor(
  14     const GlobalObject& aGlobal, ErrorResult& aRv) {
  15   nsCOMPtr<nsPIDOMWindowInner> win = do_QueryInterface(aGlobal.GetAsSupports());
  16   Document* root = win ? win->GetExtantDoc() : nullptr;
  17   RefPtr<ChromeNodeList> list = new ChromeNodeList(root);
  18   return list.forget();
  19 }
  20
  21 JSObject* ChromeNodeList::WrapObject(JSContext* aCx,
  22                                      JS::Handle<JSObject*> aGivenProto) {
  23   return ChromeNodeList_Binding::Wrap(aCx, this, aGivenProto);
  24 }
  25
  26 void ChromeNodeList::Append(nsINode& aNode, ErrorResult& aError) {
  27   if (!aNode.IsContent()) {
  28     // nsINodeList deals with nsIContent objects only, so need to
  29     // filter out other nodes for now.
  30     aError.Throw(NS_ERROR_DOM_TYPE_ERR);
  31     return;
  32   }
  33
  34   AppendElement(aNode.AsContent());
  35 }
  36
  37 void ChromeNodeList::Remove(nsINode& aNode, ErrorResult& aError) {
  38   if (!aNode.IsContent()) {
  39     aError.Throw(NS_ERROR_DOM_TYPE_ERR);
  40     return;
  41   }
  42
  43   RemoveElement(aNode.AsContent());
  44 }