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 /* -*- 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 "nsIDOMElement.idl"

 #include "nsIDOMXULElement.idl"

 [scriptable, uuid(cb7eaa79-45d5-4ea3-ae17-b65fdcfe5e30)]

 interface nsIDOMXULPopupElement : nsISupports {

   const unsigned short      BEFORE_START                   = 1;

   const unsigned short      BEFORE_END                     = 2;

   const unsigned short      AFTER_START                    = 3;

   const unsigned short      AFTER_END                      = 4;

   const unsigned short      START_BEFORE                   = 5;

   const unsigned short      START_AFTER                    = 6;

   const unsigned short      END_BEFORE                     = 7;

   const unsigned short      END_AFTER                      = 8;

   const unsigned short      OVERLAP                        = 9;

   const unsigned short      AT_POINTER                     = 10;

   const unsigned short      AFTER_POINTER                  = 11;

   attribute DOMString position;

   void showPopup(in unsigned short alignment, 

                  in nsIDOMElement target,

                  in nsIDOMElement anchor);

   void hidePopup();

 };