1 files changed, 33 insertions, 0 deletions
diff --git a/dom/webidl/BoxObject.webidl b/dom/webidl/BoxObject.webidl
new file mode 100644
index 000000000..8bebd6c9e
--- /dev/null
+++ b/dom/webidl/BoxObject.webidl
@@ -0,0 +1,33 @@
+/* -*- 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/.
+ */
+
+[Func="IsChromeOrXBL"]
+interface BoxObject {
+  readonly attribute Element? element;
+
+  readonly attribute long x;
+  readonly attribute long y;
+  [Throws]
+  readonly attribute long screenX;
+  [Throws]
+  readonly attribute long screenY;
+  readonly attribute long width;
+  readonly attribute long height;
+
+  nsISupports? getPropertyAsSupports(DOMString propertyName);
+  void setPropertyAsSupports(DOMString propertyName, nsISupports value);
+  [Throws]
+  DOMString? getProperty(DOMString propertyName);
+  void setProperty(DOMString propertyName, DOMString propertyValue);
+  void removeProperty(DOMString propertyName);
+
+  // for stepping through content in the expanded dom with box-ordinal-group order
+  readonly attribute Element? parentBox;
+  readonly attribute Element? firstChild;
+  readonly attribute Element? lastChild;
+  readonly attribute Element? nextSibling;
+  readonly attribute Element? previousSibling;
+};