Sweden-Number/dlls/msxml3/element.c

824 lines
21 KiB
C

/*
* DOM Document implementation
*
* Copyright 2005 Mike McCormack
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define COBJMACROS
#include "config.h"
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "winnls.h"
#include "ole2.h"
#include "msxml2.h"
#include "msxml_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(msxml);
#ifdef HAVE_LIBXML2
typedef struct _domelem
{
const struct IXMLDOMElementVtbl *lpVtbl;
const struct IUnknownVtbl *lpInternalUnkVtbl;
IUnknown *pUnkOuter;
LONG ref;
IUnknown *node_unk;
IXMLDOMNode *node;
} domelem;
static inline domelem *impl_from_IXMLDOMElement( IXMLDOMElement *iface )
{
return (domelem *)((char*)iface - FIELD_OFFSET(domelem, lpVtbl));
}
static inline domelem *impl_from_InternalUnknown( IUnknown *iface )
{
return (domelem *)((char*)iface - FIELD_OFFSET(domelem, lpInternalUnkVtbl));
}
static inline xmlNodePtr get_element( domelem *This )
{
return xmlNodePtr_from_domnode( This->node, XML_ELEMENT_NODE );
}
static HRESULT WINAPI domelem_QueryInterface(
IXMLDOMElement *iface,
REFIID riid,
void** ppvObject )
{
domelem *This = impl_from_IXMLDOMElement( iface );
TRACE("%p %s %p\n", This, debugstr_guid(riid), ppvObject);
return IUnknown_QueryInterface(This->pUnkOuter, riid, ppvObject);
}
static ULONG WINAPI domelem_AddRef(
IXMLDOMElement *iface )
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IUnknown_AddRef(This->pUnkOuter);
}
static ULONG WINAPI domelem_Release(
IXMLDOMElement *iface )
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IUnknown_Release(This->pUnkOuter);
}
static HRESULT WINAPI domelem_GetTypeInfoCount(
IXMLDOMElement *iface,
UINT* pctinfo )
{
domelem *This = impl_from_IXMLDOMElement( iface );
TRACE("(%p)->(%p)\n", This, pctinfo);
*pctinfo = 1;
return S_OK;
}
static HRESULT WINAPI domelem_GetTypeInfo(
IXMLDOMElement *iface,
UINT iTInfo, LCID lcid,
ITypeInfo** ppTInfo )
{
domelem *This = impl_from_IXMLDOMElement( iface );
HRESULT hr;
TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
hr = get_typeinfo(IXMLDOMElement_tid, ppTInfo);
return hr;
}
static HRESULT WINAPI domelem_GetIDsOfNames(
IXMLDOMElement *iface,
REFIID riid, LPOLESTR* rgszNames,
UINT cNames, LCID lcid, DISPID* rgDispId )
{
domelem *This = impl_from_IXMLDOMElement( iface );
ITypeInfo *typeinfo;
HRESULT hr;
TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
lcid, rgDispId);
if(!rgszNames || cNames == 0 || !rgDispId)
return E_INVALIDARG;
hr = get_typeinfo(IXMLDOMElement_tid, &typeinfo);
if(SUCCEEDED(hr))
{
hr = ITypeInfo_GetIDsOfNames(typeinfo, rgszNames, cNames, rgDispId);
ITypeInfo_Release(typeinfo);
}
return hr;
}
static HRESULT WINAPI domelem_Invoke(
IXMLDOMElement *iface,
DISPID dispIdMember, REFIID riid, LCID lcid,
WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarResult,
EXCEPINFO* pExcepInfo, UINT* puArgErr )
{
domelem *This = impl_from_IXMLDOMElement( iface );
ITypeInfo *typeinfo;
HRESULT hr;
TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
hr = get_typeinfo(IXMLDOMElement_tid, &typeinfo);
if(SUCCEEDED(hr))
{
hr = ITypeInfo_Invoke(typeinfo, &(This->lpVtbl), dispIdMember, wFlags, pDispParams,
pVarResult, pExcepInfo, puArgErr);
ITypeInfo_Release(typeinfo);
}
return hr;
}
static HRESULT WINAPI domelem_get_nodeName(
IXMLDOMElement *iface,
BSTR* p )
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_nodeName( This->node, p );
}
static HRESULT WINAPI domelem_get_nodeValue(
IXMLDOMElement *iface,
VARIANT* var1 )
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_nodeValue( This->node, var1 );
}
static HRESULT WINAPI domelem_put_nodeValue(
IXMLDOMElement *iface,
VARIANT var1 )
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_put_nodeValue( This->node, var1 );
}
static HRESULT WINAPI domelem_get_nodeType(
IXMLDOMElement *iface,
DOMNodeType* domNodeType )
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_nodeType( This->node, domNodeType );
}
static HRESULT WINAPI domelem_get_parentNode(
IXMLDOMElement *iface,
IXMLDOMNode** parent )
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_parentNode( This->node, parent );
}
static HRESULT WINAPI domelem_get_childNodes(
IXMLDOMElement *iface,
IXMLDOMNodeList** outList)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_childNodes( This->node, outList );
}
static HRESULT WINAPI domelem_get_firstChild(
IXMLDOMElement *iface,
IXMLDOMNode** domNode)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_firstChild( This->node, domNode );
}
static HRESULT WINAPI domelem_get_lastChild(
IXMLDOMElement *iface,
IXMLDOMNode** domNode)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_lastChild( This->node, domNode );
}
static HRESULT WINAPI domelem_get_previousSibling(
IXMLDOMElement *iface,
IXMLDOMNode** domNode)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_previousSibling( This->node, domNode );
}
static HRESULT WINAPI domelem_get_nextSibling(
IXMLDOMElement *iface,
IXMLDOMNode** domNode)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_nextSibling( This->node, domNode );
}
static HRESULT WINAPI domelem_get_attributes(
IXMLDOMElement *iface,
IXMLDOMNamedNodeMap** attributeMap)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_attributes( This->node, attributeMap );
}
static HRESULT WINAPI domelem_insertBefore(
IXMLDOMElement *iface,
IXMLDOMNode* newNode, VARIANT var1,
IXMLDOMNode** outOldNode)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_insertBefore( This->node, newNode, var1, outOldNode );
}
static HRESULT WINAPI domelem_replaceChild(
IXMLDOMElement *iface,
IXMLDOMNode* newNode,
IXMLDOMNode* oldNode,
IXMLDOMNode** outOldNode)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_replaceChild( This->node, newNode, oldNode, outOldNode );
}
static HRESULT WINAPI domelem_removeChild(
IXMLDOMElement *iface,
IXMLDOMNode* domNode, IXMLDOMNode** oldNode)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_removeChild( This->node, domNode, oldNode );
}
static HRESULT WINAPI domelem_appendChild(
IXMLDOMElement *iface,
IXMLDOMNode* newNode, IXMLDOMNode** outNewNode)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_appendChild( This->node, newNode, outNewNode );
}
static HRESULT WINAPI domelem_hasChildNodes(
IXMLDOMElement *iface,
VARIANT_BOOL* pbool)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_hasChildNodes( This->node, pbool );
}
static HRESULT WINAPI domelem_get_ownerDocument(
IXMLDOMElement *iface,
IXMLDOMDocument** domDocument)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_ownerDocument( This->node, domDocument );
}
static HRESULT WINAPI domelem_cloneNode(
IXMLDOMElement *iface,
VARIANT_BOOL pbool, IXMLDOMNode** outNode)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_cloneNode( This->node, pbool, outNode );
}
static HRESULT WINAPI domelem_get_nodeTypeString(
IXMLDOMElement *iface,
BSTR* p)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_nodeTypeString( This->node, p );
}
static HRESULT WINAPI domelem_get_text(
IXMLDOMElement *iface,
BSTR* p)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_text( This->node, p );
}
static HRESULT WINAPI domelem_put_text(
IXMLDOMElement *iface,
BSTR p)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_put_text( This->node, p );
}
static HRESULT WINAPI domelem_get_specified(
IXMLDOMElement *iface,
VARIANT_BOOL* pbool)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_specified( This->node, pbool );
}
static HRESULT WINAPI domelem_get_definition(
IXMLDOMElement *iface,
IXMLDOMNode** domNode)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_definition( This->node, domNode );
}
static HRESULT WINAPI domelem_get_nodeTypedValue(
IXMLDOMElement *iface,
VARIANT* var1)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_nodeTypedValue( This->node, var1 );
}
static HRESULT WINAPI domelem_put_nodeTypedValue(
IXMLDOMElement *iface,
VARIANT var1)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_put_nodeTypedValue( This->node, var1 );
}
static HRESULT WINAPI domelem_get_dataType(
IXMLDOMElement *iface,
VARIANT* var1)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_dataType( This->node, var1 );
}
static HRESULT WINAPI domelem_put_dataType(
IXMLDOMElement *iface,
BSTR p)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_put_dataType( This->node, p );
}
static HRESULT WINAPI domelem_get_xml(
IXMLDOMElement *iface,
BSTR* p)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_xml( This->node, p );
}
static HRESULT WINAPI domelem_transformNode(
IXMLDOMElement *iface,
IXMLDOMNode* domNode, BSTR* p)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_transformNode( This->node, domNode, p );
}
static HRESULT WINAPI domelem_selectNodes(
IXMLDOMElement *iface,
BSTR p, IXMLDOMNodeList** outList)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_selectNodes( This->node, p, outList );
}
static HRESULT WINAPI domelem_selectSingleNode(
IXMLDOMElement *iface,
BSTR p, IXMLDOMNode** outNode)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_selectSingleNode( This->node, p, outNode );
}
static HRESULT WINAPI domelem_get_parsed(
IXMLDOMElement *iface,
VARIANT_BOOL* pbool)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_parsed( This->node, pbool );
}
static HRESULT WINAPI domelem_get_namespaceURI(
IXMLDOMElement *iface,
BSTR* p)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_namespaceURI( This->node, p );
}
static HRESULT WINAPI domelem_get_prefix(
IXMLDOMElement *iface,
BSTR* p)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_prefix( This->node, p );
}
static HRESULT WINAPI domelem_get_baseName(
IXMLDOMElement *iface,
BSTR* p)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_get_baseName( This->node, p );
}
static HRESULT WINAPI domelem_transformNodeToObject(
IXMLDOMElement *iface,
IXMLDOMNode* domNode, VARIANT var1)
{
domelem *This = impl_from_IXMLDOMElement( iface );
return IXMLDOMNode_transformNodeToObject( This->node, domNode, var1 );
}
static HRESULT WINAPI domelem_get_tagName(
IXMLDOMElement *iface,
BSTR* p)
{
domelem *This = impl_from_IXMLDOMElement( iface );
xmlNodePtr element;
DWORD len;
DWORD offset = 0;
LPWSTR str;
TRACE("%p\n", This );
if ( !This->node )
return E_FAIL;
element = get_element( This );
if ( !element )
return E_FAIL;
len = MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) element->name, -1, NULL, 0 );
if (element->ns)
len += MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) element->ns->prefix, -1, NULL, 0 );
str = HeapAlloc( GetProcessHeap(), 0, len * sizeof (WCHAR) );
if ( !str )
return E_OUTOFMEMORY;
if (element->ns)
{
offset = MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) element->ns->prefix, -1, str, len );
str[offset - 1] = ':';
}
MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) element->name, -1, str + offset, len - offset );
*p = SysAllocString( str );
HeapFree( GetProcessHeap(), 0, str );
return S_OK;
}
static HRESULT WINAPI domelem_getAttribute(
IXMLDOMElement *iface,
BSTR name, VARIANT* value)
{
domelem *This = impl_from_IXMLDOMElement( iface );
xmlNodePtr element;
xmlChar *xml_name, *xml_value = NULL;
HRESULT hr = S_FALSE;
TRACE("(%p)->(%s,%p)\n", This, debugstr_w(name), value);
if(!value || !name)
return E_INVALIDARG;
element = get_element( This );
if ( !element )
return E_FAIL;
V_BSTR(value) = NULL;
V_VT(value) = VT_NULL;
xml_name = xmlChar_from_wchar( name );
if(!xmlValidateNameValue(xml_name))
hr = E_FAIL;
else
xml_value = xmlGetNsProp(element, xml_name, NULL);
HeapFree(GetProcessHeap(), 0, xml_name);
if(xml_value)
{
V_VT(value) = VT_BSTR;
V_BSTR(value) = bstr_from_xmlChar( xml_value );
xmlFree(xml_value);
hr = S_OK;
}
return hr;
}
static HRESULT WINAPI domelem_setAttribute(
IXMLDOMElement *iface,
BSTR name, VARIANT value)
{
domelem *This = impl_from_IXMLDOMElement( iface );
xmlNodePtr element;
xmlChar *xml_name, *xml_value;
HRESULT hr;
VARIANT var;
TRACE("(%p)->(%s, var)\n", This, debugstr_w(name));
element = get_element( This );
if ( !element )
return E_FAIL;
VariantInit(&var);
hr = VariantChangeType(&var, &value, 0, VT_BSTR);
if(hr != S_OK)
{
FIXME("VariantChangeType failed\n");
return hr;
}
xml_name = xmlChar_from_wchar( name );
xml_value = xmlChar_from_wchar( V_BSTR(&var) );
if(!xmlSetNsProp(element, NULL, xml_name, xml_value))
hr = E_FAIL;
HeapFree(GetProcessHeap(), 0, xml_value);
HeapFree(GetProcessHeap(), 0, xml_name);
VariantClear(&var);
return hr;
}
static HRESULT WINAPI domelem_removeAttribute(
IXMLDOMElement *iface,
BSTR p)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI domelem_getAttributeNode(
IXMLDOMElement *iface,
BSTR p, IXMLDOMAttribute** attributeNode )
{
domelem *This = impl_from_IXMLDOMElement( iface );
xmlChar *xml_name;
xmlNodePtr element;
xmlAttrPtr attr;
IUnknown *unk;
HRESULT hr = S_FALSE;
TRACE("(%p)->(%s %p)\n", This, debugstr_w(p), attributeNode);
if(!attributeNode)
return E_FAIL;
*attributeNode = NULL;
element = get_element( This );
if ( !element )
return E_FAIL;
xml_name = xmlChar_from_wchar(p);
if(!xmlValidateNameValue(xml_name))
{
HeapFree(GetProcessHeap(), 0, xml_name);
return E_FAIL;
}
attr = xmlHasProp(element, xml_name);
if(attr) {
unk = create_attribute((xmlNodePtr)attr);
hr = IUnknown_QueryInterface(unk, &IID_IXMLDOMAttribute, (void**)attributeNode);
IUnknown_Release(unk);
}
HeapFree(GetProcessHeap(), 0, xml_name);
return hr;
}
static HRESULT WINAPI domelem_setAttributeNode(
IXMLDOMElement *iface,
IXMLDOMAttribute* domAttribute,
IXMLDOMAttribute** attributeNode)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI domelem_removeAttributeNode(
IXMLDOMElement *iface,
IXMLDOMAttribute* domAttribute,
IXMLDOMAttribute** attributeNode)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI domelem_getElementsByTagName(
IXMLDOMElement *iface,
BSTR bstrName, IXMLDOMNodeList** resultList)
{
domelem *This = impl_from_IXMLDOMElement( iface );
LPWSTR szPattern;
HRESULT hr;
TRACE("(%p)->(%s,%p)\n", This, debugstr_w(bstrName), resultList);
szPattern = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR)*(3+lstrlenW(bstrName)+1));
szPattern[0] = '.';
szPattern[1] = szPattern[2] = '/';
lstrcpyW(szPattern+3, bstrName);
TRACE("%s\n", debugstr_w(szPattern));
hr = queryresult_create(get_element(This), szPattern, resultList);
HeapFree(GetProcessHeap(), 0, szPattern);
return hr;
}
static HRESULT WINAPI domelem_normalize(
IXMLDOMElement *iface )
{
FIXME("\n");
return E_NOTIMPL;
}
static const struct IXMLDOMElementVtbl domelem_vtbl =
{
domelem_QueryInterface,
domelem_AddRef,
domelem_Release,
domelem_GetTypeInfoCount,
domelem_GetTypeInfo,
domelem_GetIDsOfNames,
domelem_Invoke,
domelem_get_nodeName,
domelem_get_nodeValue,
domelem_put_nodeValue,
domelem_get_nodeType,
domelem_get_parentNode,
domelem_get_childNodes,
domelem_get_firstChild,
domelem_get_lastChild,
domelem_get_previousSibling,
domelem_get_nextSibling,
domelem_get_attributes,
domelem_insertBefore,
domelem_replaceChild,
domelem_removeChild,
domelem_appendChild,
domelem_hasChildNodes,
domelem_get_ownerDocument,
domelem_cloneNode,
domelem_get_nodeTypeString,
domelem_get_text,
domelem_put_text,
domelem_get_specified,
domelem_get_definition,
domelem_get_nodeTypedValue,
domelem_put_nodeTypedValue,
domelem_get_dataType,
domelem_put_dataType,
domelem_get_xml,
domelem_transformNode,
domelem_selectNodes,
domelem_selectSingleNode,
domelem_get_parsed,
domelem_get_namespaceURI,
domelem_get_prefix,
domelem_get_baseName,
domelem_transformNodeToObject,
domelem_get_tagName,
domelem_getAttribute,
domelem_setAttribute,
domelem_removeAttribute,
domelem_getAttributeNode,
domelem_setAttributeNode,
domelem_removeAttributeNode,
domelem_getElementsByTagName,
domelem_normalize,
};
static HRESULT WINAPI Internal_QueryInterface(
IUnknown *iface,
REFIID riid,
void** ppvObject )
{
domelem *This = impl_from_InternalUnknown( iface );
TRACE("%p %s %p\n", This, debugstr_guid(riid), ppvObject);
if ( IsEqualGUID( riid, &IID_IXMLDOMElement ) ||
IsEqualGUID( riid, &IID_IDispatch ) ||
IsEqualGUID( riid, &IID_IUnknown ) )
{
*ppvObject = &This->lpVtbl;
}
else if ( IsEqualGUID( riid, &IID_IXMLDOMNode ) )
{
return IUnknown_QueryInterface(This->node_unk, riid, ppvObject);
}
else
{
FIXME("interface %s not implemented\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
IUnknown_AddRef( (IUnknown*)*ppvObject );
return S_OK;
}
static ULONG WINAPI Internal_AddRef(
IUnknown *iface )
{
domelem *This = impl_from_InternalUnknown( iface );
return InterlockedIncrement( &This->ref );
}
static ULONG WINAPI Internal_Release(
IUnknown *iface )
{
domelem *This = impl_from_InternalUnknown( iface );
ULONG ref;
ref = InterlockedDecrement( &This->ref );
if ( ref == 0 )
{
IUnknown_Release( This->node_unk );
HeapFree( GetProcessHeap(), 0, This );
}
return ref;
}
static const struct IUnknownVtbl internal_unk_vtbl =
{
Internal_QueryInterface,
Internal_AddRef,
Internal_Release
};
IUnknown* create_element( xmlNodePtr element, IUnknown *pUnkOuter )
{
domelem *This;
HRESULT hr;
This = HeapAlloc( GetProcessHeap(), 0, sizeof *This );
if ( !This )
return NULL;
This->lpVtbl = &domelem_vtbl;
This->ref = 1;
This->lpInternalUnkVtbl = &internal_unk_vtbl;
if(pUnkOuter)
This->pUnkOuter = pUnkOuter; /* Don't take a ref on outer Unknown */
else
This->pUnkOuter = (IUnknown *)&This->lpInternalUnkVtbl;
This->node_unk = create_basic_node( element, (IUnknown*)&This->lpVtbl );
if(!This->node_unk)
{
HeapFree(GetProcessHeap(), 0, This);
return NULL;
}
hr = IUnknown_QueryInterface(This->node_unk, &IID_IXMLDOMNode, (LPVOID*)&This->node);
if(FAILED(hr))
{
IUnknown_Release(This->node_unk);
HeapFree( GetProcessHeap(), 0, This );
return NULL;
}
/* The ref on This->node is actually looped back into this object, so release it */
IXMLDOMNode_Release(This->node);
return (IUnknown*) &This->lpInternalUnkVtbl;
}
#endif