/* -*- 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/. */

/**
 * Corresponds to http://www.w3.org/TR/2002/WD-DOM-Level-3-XPath-20020208
 */

#include "domstubs.idl"

interface nsIDOMXPathNSResolver;
interface nsIDOMXPathResult;
interface nsIDOMXPathExpression;
interface XPathException;

[scriptable, uuid(75506f8a-b504-11d5-a7f2-ca108ab8b6fc)]
interface nsIDOMXPathEvaluator : nsISupports
{
  nsIDOMXPathExpression    createExpression(in DOMString expression, 
                                            in nsIDOMXPathNSResolver resolver)
                                      raises(XPathException,
                                             DOMException);
  nsIDOMXPathNSResolver    createNSResolver(in nsIDOMNode nodeResolver);
  nsISupports              evaluate(in DOMString expression, 
                                    in nsIDOMNode contextNode, 
                                    in nsIDOMXPathNSResolver resolver, 
                                    in unsigned short type, 
                                    in nsISupports result)
                                      raises(XPathException,
                                             DOMException);
};