1 files changed, 68 insertions, 0 deletions
diff --git a/dom/interfaces/xul/nsIDOMXULContainerElement.idl b/dom/interfaces/xul/nsIDOMXULContainerElement.idl
new file mode 100644
index 000000000..a60e6967e
--- /dev/null
+++ b/dom/interfaces/xul/nsIDOMXULContainerElement.idl
@@ -0,0 +1,68 @@
+/* -*- 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 "nsIDOMXULElement.idl"
+interface nsIDOMXULContainerElement;
+
+[scriptable, uuid(800a68c7-b854-4597-a436-3055ce5c5c96)]
+interface nsIDOMXULContainerItemElement : nsISupports
+{
+  /**
+   * Returns the parent container if any.
+   */
+  readonly attribute nsIDOMXULContainerElement parentContainer;
+};
+
+[scriptable, uuid(b2bc96b8-31fc-42f4-937a-bd27291af40b)]
+interface nsIDOMXULContainerElement : nsIDOMXULContainerItemElement
+{
+  /**
+   * Creates an item for the given label and value and appends it to the
+   * container.
+   *
+   * @param aLabel - the label for the new item
+   * @param aValue - the value of the new item
+   */
+  nsIDOMXULElement appendItem(in DOMString aLabel, in DOMString aValue);
+
+  /**
+   * Creates an item for the given label and value and inserts it into the
+   * container at the specified position.
+   *
+   * @param aIndex - the index where the new item will be inserted
+   * @param aLabel - the label for the new item
+   * @param aValue - the value of the new item
+   */
+  nsIDOMXULElement insertItemAt(in long aIndex, in DOMString aLabel,
+                                in DOMString aValue);
+
+  /**
+   * Removes an item from the container.
+   *
+   * @param aIndex - index of the item to remove
+   */
+  nsIDOMXULElement removeItemAt(in long aIndex);
+
+  /**
+   * Returns a count of items in the container.
+   */
+  readonly attribute unsigned long itemCount;
+
+  /**
+   * Returns the index of an item or -1 if the item is not in the container.
+   *
+   * @param aItem - the item to determine the index of
+   */
+  long getIndexOfItem(in nsIDOMXULElement aItem);
+
+  /**
+   * Returns the item at a given index or null if the item is not is the
+   * container.
+   *
+   * @param aIndex - the index of the item to return
+   */
+  nsIDOMXULElement getItemAtIndex(in long aIndex);
+};
+