Back to index

lightning-sunbird  0.9+nobinonly
nsXPathNSResolver.cpp
Go to the documentation of this file.
00001 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is TransforMiiX XSLT processor code.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 2001
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *   Peter Van der Beken <peterv@propagandism.org>
00024  *
00025  * Alternatively, the contents of this file may be used under the terms of
00026  * either the GNU General Public License Version 2 or later (the "GPL"), or
00027  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00028  * in which case the provisions of the GPL or the LGPL are applicable instead
00029  * of those above. If you wish to allow use of your version of this file only
00030  * under the terms of either the GPL or the LGPL, and not to allow others to
00031  * use your version of this file under the terms of the MPL, indicate your
00032  * decision by deleting the provisions above and replace them with the notice
00033  * and other provisions required by the GPL or the LGPL. If you do not delete
00034  * the provisions above, a recipient may use your version of this file under
00035  * the terms of any one of the MPL, the GPL or the LGPL.
00036  *
00037  * ***** END LICENSE BLOCK ***** */
00038 
00039 #include "nsXPathNSResolver.h"
00040 #include "nsIDOMClassInfo.h"
00041 #include "nsDOMString.h"
00042 
00043 NS_IMPL_ADDREF(nsXPathNSResolver)
00044 NS_IMPL_RELEASE(nsXPathNSResolver)
00045 NS_INTERFACE_MAP_BEGIN(nsXPathNSResolver)
00046   NS_INTERFACE_MAP_ENTRY(nsIDOMXPathNSResolver)
00047   NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMXPathNSResolver)
00048   NS_INTERFACE_MAP_ENTRY_EXTERNAL_DOM_CLASSINFO(XPathNSResolver)
00049 NS_INTERFACE_MAP_END
00050 
00051 nsXPathNSResolver::nsXPathNSResolver(nsIDOMNode* aNode)
00052 {
00053     mNode = do_QueryInterface(aNode);
00054     NS_ASSERTION(mNode, "Need a node to resolve namespaces.");
00055 }
00056 
00057 nsXPathNSResolver::~nsXPathNSResolver()
00058 {
00059 }
00060 
00061 NS_IMETHODIMP
00062 nsXPathNSResolver::LookupNamespaceURI(const nsAString & aPrefix,
00063                                       nsAString & aResult)
00064 {
00065     if (aPrefix.EqualsLiteral("xml")) {
00066         aResult.AssignLiteral("http://www.w3.org/XML/1998/namespace");
00067 
00068         return NS_OK;
00069     }
00070 
00071     if (!mNode) {
00072         SetDOMStringToNull(aResult);
00073 
00074         return NS_OK;
00075     }
00076 
00077     return mNode->LookupNamespaceURI(aPrefix, aResult);
00078 }