4 files changed, 103 insertions, 0 deletions
diff --git a/dom/interfaces/traversal/moz.build b/dom/interfaces/traversal/moz.build
new file mode 100644
index 000000000..ba7b5c9fe
--- /dev/null
+++ b/dom/interfaces/traversal/moz.build
@@ -0,0 +1,14 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# 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/.
+
+XPIDL_SOURCES += [
+    'nsIDOMNodeFilter.idl',
+    'nsIDOMNodeIterator.idl',
+    'nsIDOMTreeWalker.idl',
+]
+
+XPIDL_MODULE = 'dom_traversal'
+
diff --git a/dom/interfaces/traversal/nsIDOMNodeFilter.idl b/dom/interfaces/traversal/nsIDOMNodeFilter.idl
new file mode 100644
index 000000000..934d60954
--- /dev/null
+++ b/dom/interfaces/traversal/nsIDOMNodeFilter.idl
@@ -0,0 +1,35 @@
+/* -*- 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"
+
+[scriptable, function, uuid(e4723748-1dd1-11b2-8ee6-866a532a6237)]
+// Introduced in DOM Level 2:
+interface nsIDOMNodeFilter : nsISupports
+{
+  // Constants returned by acceptNode
+  const short               FILTER_ACCEPT                  = 1;
+  const short               FILTER_REJECT                  = 2;
+  const short               FILTER_SKIP                    = 3;
+
+
+  // Constants for whatToShow
+  const unsigned long       SHOW_ALL                       = 0xFFFFFFFF;
+  const unsigned long       SHOW_ELEMENT                   = 0x00000001;
+  const unsigned long       SHOW_ATTRIBUTE                 = 0x00000002;
+  const unsigned long       SHOW_TEXT                      = 0x00000004;
+  const unsigned long       SHOW_CDATA_SECTION             = 0x00000008;
+  const unsigned long       SHOW_ENTITY_REFERENCE          = 0x00000010;
+  const unsigned long       SHOW_ENTITY                    = 0x00000020;
+  const unsigned long       SHOW_PROCESSING_INSTRUCTION    = 0x00000040;
+  const unsigned long       SHOW_COMMENT                   = 0x00000080;
+  const unsigned long       SHOW_DOCUMENT                  = 0x00000100;
+  const unsigned long       SHOW_DOCUMENT_TYPE             = 0x00000200;
+  const unsigned long       SHOW_DOCUMENT_FRAGMENT         = 0x00000400;
+  const unsigned long       SHOW_NOTATION                  = 0x00000800;
+
+  short              acceptNode(in nsIDOMNode n);
+};
diff --git a/dom/interfaces/traversal/nsIDOMNodeIterator.idl b/dom/interfaces/traversal/nsIDOMNodeIterator.idl
new file mode 100644
index 000000000..da3984bab
--- /dev/null
+++ b/dom/interfaces/traversal/nsIDOMNodeIterator.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(a86bdac9-ff89-4c94-8160-4fe86733bab8)]
+// Introduced in DOM Level 2, updated to DOM Level 4:
+interface nsIDOMNodeIterator : nsISupports
+{
+  readonly attribute nsIDOMNode       root;
+  readonly attribute unsigned long    whatToShow;
+  readonly attribute nsIDOMNodeFilter filter;
+  nsIDOMNode         nextNode()
+                                        raises(DOMException);
+  nsIDOMNode         previousNode()
+                                        raises(DOMException);
+  void               detach();
+
+  // WebKit extensions, convenient for debugging.
+  readonly attribute nsIDOMNode referenceNode;
+  readonly attribute boolean    pointerBeforeReferenceNode;
+};
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();
+};