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
   9 #include <new>
  10 #include <utility>
  11 #include "mozilla/ErrorResult.h"
  12 #include "mozilla/RefPtr.h"
  13 #include "mozilla/dom/BindingDeclarations.h"
  14 #include "mozilla/dom/ChromeNodeListBinding.h"
  15 #include "mozilla/dom/Document.h"
  16 #include "nsCOMPtr.h"
  17 #include "nsINode.h"
  18 #include "nsISupports.h"
  19 #include "nsPIDOMWindow.h"
  20 #include "nsString.h"
  21 #include "nsTArray.h"
  22
  23 using namespace mozilla;
  24 using namespace mozilla::dom;
  25
  26 already_AddRefed<ChromeNodeList> ChromeNodeList::Constructor(
  27     const GlobalObject& aGlobal) {
  28   nsCOMPtr<nsPIDOMWindowInner> win = do_QueryInterface(aGlobal.GetAsSupports());
  29   Document* root = win ? win->GetExtantDoc() : nullptr;
  30   RefPtr<ChromeNodeList> list = new ChromeNodeList(root);
  31   return list.forget();
  32 }
  33
  34 JSObject* ChromeNodeList::WrapObject(JSContext* aCx,
  35                                      JS::Handle<JSObject*> aGivenProto) {
  36   return ChromeNodeList_Binding::Wrap(aCx, this, aGivenProto);
  37 }
  38
  39 void ChromeNodeList::Append(nsINode& aNode, ErrorResult& aError) {
  40   if (!aNode.IsContent()) {
  41     // nsINodeList deals with nsIContent objects only, so need to
  42     // filter out other nodes for now.
  43     aError.ThrowTypeError("The node passed in is not a ChildNode");
  44     return;
  45   }
  46
  47   AppendElement(aNode.AsContent());
  48 }
  49
  50 void ChromeNodeList::Remove(nsINode& aNode, ErrorResult& aError) {
  51   if (!aNode.IsContent()) {
  52     aError.ThrowTypeError("The node passed in is not a ChildNode");
  53     return;
  54   }
  55
  56   RemoveElement(aNode.AsContent());
  57 }