/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * The Mozilla Foundation.
 * Portions created by the Initial Developer are Copyright (C) 2005
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Johnny Stenback <jst@mozilla.org> (original author)
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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 *
 * ***** END LICENSE BLOCK ***** */

#include "domstubs.idl"

/**
 * The nsIDOMNSEventTarget interface is an extension to the standard
 * nsIDOMEventTarget interface, implemented by all event targets in
 * the Document Object Model.
 */

[scriptable, uuid(37CA0054-C715-42df-83C7-35C69E24A632)]
interface nsIDOMNSEventTarget : nsISupports
{
  /**
   * This method is the same as the addEventListener() method defined
   * in nsIDOMEventTarget, but it takes one additional argument which
   * lets callers control whether or not they want to receive
   * untrusted events (synthetic events generated by untrusted code)
   *
   * @param   type See the type argument to the same method in
   *               nsIDOMEventTarget.
   * @param   listener See the listener argument to the same method in
   *                   nsIDOMEventTarget.
   * @param   useCapture See the listener argument to the same method in
   *                     nsIDOMEventTarget.
   * @param   wantsUntrusted If false, the listener will not receive any
   *                         untrusted events (see above), if true, the
   *                         listener will receive events whether or not
   *                         they're trusted
   */
  void                     addEventListener(in DOMString type,
                                            in nsIDOMEventListener listener,
                                            in boolean useCapture,
                                            in boolean wantsUntrusted);

  /**
   * The default script type (language) for events firing on this target.
   * Must be one of the nsIProgrammingLanguage enums, but must not be
   * nsIProgrammingLanguage::UNKNOWN.  Most implementations will provide
   * a default type of nsIProgrammingLanguage::JAVASCRIPT.
   *
   * All targets must support fetching the script language, but not all
   * script targets must support changing it - ie, some targets may only
   * support event handlers written in their default language.
   */
  attribute PRUint32       scriptTypeID;
};