michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "nsXPathNSResolver.h"
michael@0: #include "nsDOMClassInfoID.h"
michael@0: #include "nsDOMString.h"
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTION(nsXPathNSResolver, mNode)
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTING_ADDREF(nsXPathNSResolver)
michael@0: NS_IMPL_CYCLE_COLLECTING_RELEASE(nsXPathNSResolver)
michael@0: 
michael@0: DOMCI_DATA(XPathNSResolver, nsXPathNSResolver)
michael@0: 
michael@0: NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(nsXPathNSResolver)
michael@0:   NS_INTERFACE_MAP_ENTRY(nsIDOMXPathNSResolver)
michael@0:   NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMXPathNSResolver)
michael@0:   NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(XPathNSResolver)
michael@0: NS_INTERFACE_MAP_END
michael@0: 
michael@0: nsXPathNSResolver::nsXPathNSResolver(nsIDOMNode* aNode)
michael@0:   : mNode(aNode)
michael@0: {
michael@0:     NS_ASSERTION(mNode, "Need a node to resolve namespaces.");
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsXPathNSResolver::LookupNamespaceURI(const nsAString & aPrefix,
michael@0:                                       nsAString & aResult)
michael@0: {
michael@0:     if (aPrefix.EqualsLiteral("xml")) {
michael@0:         aResult.AssignLiteral("http://www.w3.org/XML/1998/namespace");
michael@0: 
michael@0:         return NS_OK;
michael@0:     }
michael@0: 
michael@0:     if (!mNode) {
michael@0:         SetDOMStringToNull(aResult);
michael@0: 
michael@0:         return NS_OK;
michael@0:     }
michael@0: 
michael@0:     return mNode->LookupNamespaceURI(aPrefix, aResult);
michael@0: }