third_party/WebKit/Source/core/dom/TreeWalker.idl

   1 /*
   2  * Copyright (C) 2006 Apple Computer, Inc.
   3  * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public License
  16  * along with this library; see the file COPYING.LIB.  If not, write to
  17  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  18  * Boston, MA 02110-1301, USA.
  19  */
  20
  21 // https://dom.spec.whatwg.org/#interface-treewalker
  22
  23 [
  24     SetWrapperReferenceTo(NodeFilter filter),
  25     WillBeGarbageCollected,
  26 ] interface TreeWalker {
  27     [SameObject] readonly attribute Node root;
  28     readonly attribute unsigned long whatToShow;
  29     readonly attribute NodeFilter? filter;
  30     [RaisesException=Setter] attribute Node currentNode;
  31
  32     [RaisesException] Node? parentNode();
  33     [RaisesException] Node? firstChild();
  34     [RaisesException] Node? lastChild();
  35     [RaisesException] Node? previousSibling();
  36     [RaisesException] Node? nextSibling();
  37     [RaisesException] Node? previousNode();
  38     [RaisesException] Node? nextNode();
  39 };