1 files changed, 27 insertions, 0 deletions
diff --git a/dom/interfaces/traversal/nsIDOMTreeWalker.idl b/dom/interfaces/traversal/nsIDOMTreeWalker.idl
new file mode 100644
index 000000000..d96449803
--- /dev/null
+++ b/dom/interfaces/traversal/nsIDOMTreeWalker.idl
@@ -0,0 +1,27 @@
+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "domstubs.idl"
+
+interface nsIDOMNodeFilter;
+
+[uuid(c4ffa159-237c-4dde-b0ba-20b9f9270cf6)]
+// Introduced in DOM Level 2:
+interface nsIDOMTreeWalker : nsISupports {
+  readonly attribute nsIDOMNode       root;
+  readonly attribute unsigned long    whatToShow;
+  readonly attribute nsIDOMNodeFilter filter;
+           attribute nsIDOMNode       currentNode;
+                                        // raises(DOMException) on setting
+
+  nsIDOMNode         parentNode();
+  nsIDOMNode         firstChild();
+  nsIDOMNode         lastChild();
+  nsIDOMNode         previousSibling();
+  nsIDOMNode         nextSibling();
+  nsIDOMNode         previousNode();
+  nsIDOMNode         nextNode();
+};