dlls/msxml3/element.c

   1 /*
   2  *    DOM Document implementation
   3  *
   4  * Copyright 2005 Mike McCormack
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define COBJMACROS
  22
  23 #include "config.h"
  24
  25 #include <stdarg.h>
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winnls.h"
  30 #include "ole2.h"
  31 #include "msxml2.h"
  32
  33 #include "msxml_private.h"
  34
  35 #include "wine/debug.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  38
  39 #ifdef HAVE_LIBXML2
  40
  41 typedef struct _domelem
  42 {
  43     const struct IXMLDOMElementVtbl *lpVtbl;
  44     const struct IUnknownVtbl *lpInternalUnkVtbl;
  45     IUnknown *pUnkOuter;
  46     LONG ref;
  47     IUnknown *node_unk;
  48     IXMLDOMNode *node;
  49 } domelem;
  50
  51 static inline domelem *impl_from_IXMLDOMElement( IXMLDOMElement *iface )
  52 {
  53     return (domelem *)((char*)iface - FIELD_OFFSET(domelem, lpVtbl));
  54 }
  55
  56 static inline domelem *impl_from_InternalUnknown( IUnknown *iface )
  57 {
  58     return (domelem *)((char*)iface - FIELD_OFFSET(domelem, lpInternalUnkVtbl));
  59 }
  60
  61 static inline xmlNodePtr get_element( domelem *This )
  62 {
  63     return xmlNodePtr_from_domnode( This->node, XML_ELEMENT_NODE );
  64 }
  65
  66 static HRESULT WINAPI domelem_QueryInterface(
  67     IXMLDOMElement *iface,
  68     REFIID riid,
  69     void** ppvObject )
  70 {
  71     domelem *This = impl_from_IXMLDOMElement( iface );
  72     TRACE("%p %s %p\n", This, debugstr_guid(riid), ppvObject);
  73
  74     return IUnknown_QueryInterface(This->pUnkOuter, riid, ppvObject);
  75 }
  76
  77 static ULONG WINAPI domelem_AddRef(
  78     IXMLDOMElement *iface )
  79 {
  80     domelem *This = impl_from_IXMLDOMElement( iface );
  81     return IUnknown_AddRef(This->pUnkOuter);
  82 }
  83
  84 static ULONG WINAPI domelem_Release(
  85     IXMLDOMElement *iface )
  86 {
  87     domelem *This = impl_from_IXMLDOMElement( iface );
  88     return IUnknown_Release(This->pUnkOuter);
  89 }
  90
  91 static HRESULT WINAPI domelem_GetTypeInfoCount(
  92     IXMLDOMElement *iface,
  93     UINT* pctinfo )
  94 {
  95     domelem *This = impl_from_IXMLDOMElement( iface );
  96
  97     TRACE("(%p)->(%p)\n", This, pctinfo);
  98
  99     *pctinfo = 1;
 100
 101     return S_OK;
 102 }
 103
 104 static HRESULT WINAPI domelem_GetTypeInfo(
 105     IXMLDOMElement *iface,
 106     UINT iTInfo, LCID lcid,
 107     ITypeInfo** ppTInfo )
 108 {
 109     domelem *This = impl_from_IXMLDOMElement( iface );
 110     HRESULT hr;
 111
 112     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 113
 114     hr = get_typeinfo(IXMLDOMElement_tid, ppTInfo);
 115
 116     return hr;
 117 }
 118
 119 static HRESULT WINAPI domelem_GetIDsOfNames(
 120     IXMLDOMElement *iface,
 121     REFIID riid, LPOLESTR* rgszNames,
 122     UINT cNames, LCID lcid, DISPID* rgDispId )
 123 {
 124     domelem *This = impl_from_IXMLDOMElement( iface );
 125     ITypeInfo *typeinfo;
 126     HRESULT hr;
 127
 128     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 129           lcid, rgDispId);
 130
 131     if(!rgszNames || cNames == 0 || !rgDispId)
 132         return E_INVALIDARG;
 133
 134     hr = get_typeinfo(IXMLDOMElement_tid, &typeinfo);
 135     if(SUCCEEDED(hr))
 136     {
 137         hr = ITypeInfo_GetIDsOfNames(typeinfo, rgszNames, cNames, rgDispId);
 138         ITypeInfo_Release(typeinfo);
 139     }
 140
 141     return hr;
 142 }
 143
 144 static HRESULT WINAPI domelem_Invoke(
 145     IXMLDOMElement *iface,
 146     DISPID dispIdMember, REFIID riid, LCID lcid,
 147     WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarResult,
 148     EXCEPINFO* pExcepInfo, UINT* puArgErr )
 149 {
 150     domelem *This = impl_from_IXMLDOMElement( iface );
 151     ITypeInfo *typeinfo;
 152     HRESULT hr;
 153
 154     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 155           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 156
 157     hr = get_typeinfo(IXMLDOMElement_tid, &typeinfo);
 158     if(SUCCEEDED(hr))
 159     {
 160         hr = ITypeInfo_Invoke(typeinfo, &(This->lpVtbl), dispIdMember, wFlags, pDispParams,
 161                 pVarResult, pExcepInfo, puArgErr);
 162         ITypeInfo_Release(typeinfo);
 163     }
 164
 165     return hr;
 166 }
 167
 168 static HRESULT WINAPI domelem_get_nodeName(
 169     IXMLDOMElement *iface,
 170     BSTR* p )
 171 {
 172     domelem *This = impl_from_IXMLDOMElement( iface );
 173     return IXMLDOMNode_get_nodeName( This->node, p );
 174 }
 175
 176 static HRESULT WINAPI domelem_get_nodeValue(
 177     IXMLDOMElement *iface,
 178     VARIANT* var1 )
 179 {
 180     domelem *This = impl_from_IXMLDOMElement( iface );
 181     return IXMLDOMNode_get_nodeValue( This->node, var1 );
 182 }
 183
 184 static HRESULT WINAPI domelem_put_nodeValue(
 185     IXMLDOMElement *iface,
 186     VARIANT var1 )
 187 {
 188     domelem *This = impl_from_IXMLDOMElement( iface );
 189     return IXMLDOMNode_put_nodeValue( This->node, var1 );
 190 }
 191
 192 static HRESULT WINAPI domelem_get_nodeType(
 193     IXMLDOMElement *iface,
 194     DOMNodeType* domNodeType )
 195 {
 196     domelem *This = impl_from_IXMLDOMElement( iface );
 197     return IXMLDOMNode_get_nodeType( This->node, domNodeType );
 198 }
 199
 200 static HRESULT WINAPI domelem_get_parentNode(
 201     IXMLDOMElement *iface,
 202     IXMLDOMNode** parent )
 203 {
 204     domelem *This = impl_from_IXMLDOMElement( iface );
 205     return IXMLDOMNode_get_parentNode( This->node, parent );
 206 }
 207
 208 static HRESULT WINAPI domelem_get_childNodes(
 209     IXMLDOMElement *iface,
 210     IXMLDOMNodeList** outList)
 211 {
 212     domelem *This = impl_from_IXMLDOMElement( iface );
 213     return IXMLDOMNode_get_childNodes( This->node, outList );
 214 }
 215
 216 static HRESULT WINAPI domelem_get_firstChild(
 217     IXMLDOMElement *iface,
 218     IXMLDOMNode** domNode)
 219 {
 220     domelem *This = impl_from_IXMLDOMElement( iface );
 221     return IXMLDOMNode_get_firstChild( This->node, domNode );
 222 }
 223
 224 static HRESULT WINAPI domelem_get_lastChild(
 225     IXMLDOMElement *iface,
 226     IXMLDOMNode** domNode)
 227 {
 228     domelem *This = impl_from_IXMLDOMElement( iface );
 229     return IXMLDOMNode_get_lastChild( This->node, domNode );
 230 }
 231
 232 static HRESULT WINAPI domelem_get_previousSibling(
 233     IXMLDOMElement *iface,
 234     IXMLDOMNode** domNode)
 235 {
 236     domelem *This = impl_from_IXMLDOMElement( iface );
 237     return IXMLDOMNode_get_previousSibling( This->node, domNode );
 238 }
 239
 240 static HRESULT WINAPI domelem_get_nextSibling(
 241     IXMLDOMElement *iface,
 242     IXMLDOMNode** domNode)
 243 {
 244     domelem *This = impl_from_IXMLDOMElement( iface );
 245     return IXMLDOMNode_get_nextSibling( This->node, domNode );
 246 }
 247
 248 static HRESULT WINAPI domelem_get_attributes(
 249     IXMLDOMElement *iface,
 250     IXMLDOMNamedNodeMap** attributeMap)
 251 {
 252     domelem *This = impl_from_IXMLDOMElement( iface );
 253     return IXMLDOMNode_get_attributes( This->node, attributeMap );
 254 }
 255
 256 static HRESULT WINAPI domelem_insertBefore(
 257     IXMLDOMElement *iface,
 258     IXMLDOMNode* newNode, VARIANT var1,
 259     IXMLDOMNode** outOldNode)
 260 {
 261     domelem *This = impl_from_IXMLDOMElement( iface );
 262     return IXMLDOMNode_insertBefore( This->node, newNode, var1, outOldNode );
 263 }
 264
 265 static HRESULT WINAPI domelem_replaceChild(
 266     IXMLDOMElement *iface,
 267     IXMLDOMNode* newNode,
 268     IXMLDOMNode* oldNode,
 269     IXMLDOMNode** outOldNode)
 270 {
 271     domelem *This = impl_from_IXMLDOMElement( iface );
 272     return IXMLDOMNode_replaceChild( This->node, newNode, oldNode, outOldNode );
 273 }
 274
 275 static HRESULT WINAPI domelem_removeChild(
 276     IXMLDOMElement *iface,
 277     IXMLDOMNode* domNode, IXMLDOMNode** oldNode)
 278 {
 279     domelem *This = impl_from_IXMLDOMElement( iface );
 280     return IXMLDOMNode_removeChild( This->node, domNode, oldNode );
 281 }
 282
 283 static HRESULT WINAPI domelem_appendChild(
 284     IXMLDOMElement *iface,
 285     IXMLDOMNode* newNode, IXMLDOMNode** outNewNode)
 286 {
 287     domelem *This = impl_from_IXMLDOMElement( iface );
 288     return IXMLDOMNode_appendChild( This->node, newNode, outNewNode );
 289 }
 290
 291 static HRESULT WINAPI domelem_hasChildNodes(
 292     IXMLDOMElement *iface,
 293     VARIANT_BOOL* pbool)
 294 {
 295     domelem *This = impl_from_IXMLDOMElement( iface );
 296     return IXMLDOMNode_hasChildNodes( This->node, pbool );
 297 }
 298
 299 static HRESULT WINAPI domelem_get_ownerDocument(
 300     IXMLDOMElement *iface,
 301     IXMLDOMDocument** domDocument)
 302 {
 303     domelem *This = impl_from_IXMLDOMElement( iface );
 304     return IXMLDOMNode_get_ownerDocument( This->node, domDocument );
 305 }
 306
 307 static HRESULT WINAPI domelem_cloneNode(
 308     IXMLDOMElement *iface,
 309     VARIANT_BOOL pbool, IXMLDOMNode** outNode)
 310 {
 311     domelem *This = impl_from_IXMLDOMElement( iface );
 312     return IXMLDOMNode_cloneNode( This->node, pbool, outNode );
 313 }
 314
 315 static HRESULT WINAPI domelem_get_nodeTypeString(
 316     IXMLDOMElement *iface,
 317     BSTR* p)
 318 {
 319     domelem *This = impl_from_IXMLDOMElement( iface );
 320     return IXMLDOMNode_get_nodeTypeString( This->node, p );
 321 }
 322
 323 static HRESULT WINAPI domelem_get_text(
 324     IXMLDOMElement *iface,
 325     BSTR* p)
 326 {
 327     domelem *This = impl_from_IXMLDOMElement( iface );
 328     return IXMLDOMNode_get_text( This->node, p );
 329 }
 330
 331 static HRESULT WINAPI domelem_put_text(
 332     IXMLDOMElement *iface,
 333     BSTR p)
 334 {
 335     domelem *This = impl_from_IXMLDOMElement( iface );
 336     return IXMLDOMNode_put_text( This->node, p );
 337 }
 338
 339 static HRESULT WINAPI domelem_get_specified(
 340     IXMLDOMElement *iface,
 341     VARIANT_BOOL* pbool)
 342 {
 343     domelem *This = impl_from_IXMLDOMElement( iface );
 344     return IXMLDOMNode_get_specified( This->node, pbool );
 345 }
 346
 347 static HRESULT WINAPI domelem_get_definition(
 348     IXMLDOMElement *iface,
 349     IXMLDOMNode** domNode)
 350 {
 351     domelem *This = impl_from_IXMLDOMElement( iface );
 352     return IXMLDOMNode_get_definition( This->node, domNode );
 353 }
 354
 355 static HRESULT WINAPI domelem_get_nodeTypedValue(
 356     IXMLDOMElement *iface,
 357     VARIANT* var1)
 358 {
 359     domelem *This = impl_from_IXMLDOMElement( iface );
 360     return IXMLDOMNode_get_nodeTypedValue( This->node, var1 );
 361 }
 362
 363 static HRESULT WINAPI domelem_put_nodeTypedValue(
 364     IXMLDOMElement *iface,
 365     VARIANT var1)
 366 {
 367     domelem *This = impl_from_IXMLDOMElement( iface );
 368     return IXMLDOMNode_put_nodeTypedValue( This->node, var1 );
 369 }
 370
 371 static HRESULT WINAPI domelem_get_dataType(
 372     IXMLDOMElement *iface,
 373     VARIANT* var1)
 374 {
 375     domelem *This = impl_from_IXMLDOMElement( iface );
 376     return IXMLDOMNode_get_dataType( This->node, var1 );
 377 }
 378
 379 static HRESULT WINAPI domelem_put_dataType(
 380     IXMLDOMElement *iface,
 381     BSTR p)
 382 {
 383     domelem *This = impl_from_IXMLDOMElement( iface );
 384     return IXMLDOMNode_put_dataType( This->node, p );
 385 }
 386
 387 static HRESULT WINAPI domelem_get_xml(
 388     IXMLDOMElement *iface,
 389     BSTR* p)
 390 {
 391     domelem *This = impl_from_IXMLDOMElement( iface );
 392     return IXMLDOMNode_get_xml( This->node, p );
 393 }
 394
 395 static HRESULT WINAPI domelem_transformNode(
 396     IXMLDOMElement *iface,
 397     IXMLDOMNode* domNode, BSTR* p)
 398 {
 399     domelem *This = impl_from_IXMLDOMElement( iface );
 400     return IXMLDOMNode_transformNode( This->node, domNode, p );
 401 }
 402
 403 static HRESULT WINAPI domelem_selectNodes(
 404     IXMLDOMElement *iface,
 405     BSTR p, IXMLDOMNodeList** outList)
 406 {
 407     domelem *This = impl_from_IXMLDOMElement( iface );
 408     return IXMLDOMNode_selectNodes( This->node, p, outList );
 409 }
 410
 411 static HRESULT WINAPI domelem_selectSingleNode(
 412     IXMLDOMElement *iface,
 413     BSTR p, IXMLDOMNode** outNode)
 414 {
 415     domelem *This = impl_from_IXMLDOMElement( iface );
 416     return IXMLDOMNode_selectSingleNode( This->node, p, outNode );
 417 }
 418
 419 static HRESULT WINAPI domelem_get_parsed(
 420     IXMLDOMElement *iface,
 421     VARIANT_BOOL* pbool)
 422 {
 423     domelem *This = impl_from_IXMLDOMElement( iface );
 424     return IXMLDOMNode_get_parsed( This->node, pbool );
 425 }
 426
 427 static HRESULT WINAPI domelem_get_namespaceURI(
 428     IXMLDOMElement *iface,
 429     BSTR* p)
 430 {
 431     domelem *This = impl_from_IXMLDOMElement( iface );
 432     return IXMLDOMNode_get_namespaceURI( This->node, p );
 433 }
 434
 435 static HRESULT WINAPI domelem_get_prefix(
 436     IXMLDOMElement *iface,
 437     BSTR* p)
 438 {
 439     domelem *This = impl_from_IXMLDOMElement( iface );
 440     return IXMLDOMNode_get_prefix( This->node, p );
 441 }
 442
 443 static HRESULT WINAPI domelem_get_baseName(
 444     IXMLDOMElement *iface,
 445     BSTR* p)
 446 {
 447     domelem *This = impl_from_IXMLDOMElement( iface );
 448     return IXMLDOMNode_get_baseName( This->node, p );
 449 }
 450
 451 static HRESULT WINAPI domelem_transformNodeToObject(
 452     IXMLDOMElement *iface,
 453     IXMLDOMNode* domNode, VARIANT var1)
 454 {
 455     domelem *This = impl_from_IXMLDOMElement( iface );
 456     return IXMLDOMNode_transformNodeToObject( This->node, domNode, var1 );
 457 }
 458
 459 static HRESULT WINAPI domelem_get_tagName(
 460     IXMLDOMElement *iface,
 461     BSTR* p)
 462 {
 463     domelem *This = impl_from_IXMLDOMElement( iface );
 464     xmlNodePtr element;
 465     DWORD len;
 466     DWORD offset = 0;
 467     LPWSTR str;
 468
 469     TRACE("%p\n", This );
 470
 471     if ( !This->node )
 472         return E_FAIL;
 473
 474     element = get_element( This );
 475     if ( !element )
 476         return E_FAIL;
 477
 478     len = MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) element->name, -1, NULL, 0 );
 479     if (element->ns)
 480         len += MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) element->ns->prefix, -1, NULL, 0 );
 481     str = (LPWSTR) HeapAlloc( GetProcessHeap(), 0, len * sizeof (WCHAR) );
 482     if ( !str )
 483         return E_OUTOFMEMORY;
 484     if (element->ns)
 485     {
 486         offset = MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) element->ns->prefix, -1, str, len );
 487         str[offset - 1] = ':';
 488     }
 489     MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) element->name, -1, str + offset, len - offset );
 490     *p = SysAllocString( str );
 491     HeapFree( GetProcessHeap(), 0, str );
 492
 493     return S_OK;
 494 }
 495
 496 static HRESULT WINAPI domelem_getAttribute(
 497     IXMLDOMElement *iface,
 498     BSTR name, VARIANT* value)
 499 {
 500     domelem *This = impl_from_IXMLDOMElement( iface );
 501     xmlNodePtr element;
 502     xmlChar *xml_name, *xml_value = NULL;
 503     HRESULT hr = S_FALSE;
 504
 505     TRACE("(%p)->(%s,%p)\n", This, debugstr_w(name), value);
 506
 507     if(!value || !name)
 508         return E_INVALIDARG;
 509
 510     element = get_element( This );
 511     if ( !element )
 512         return E_FAIL;
 513
 514     V_BSTR(value) = NULL;
 515     V_VT(value) = VT_NULL;
 516
 517     xml_name = xmlChar_from_wchar( name );
 518
 519     if(!xmlValidateNameValue(xml_name))
 520         hr = E_FAIL;
 521     else
 522         xml_value = xmlGetNsProp(element, xml_name, NULL);
 523
 524     HeapFree(GetProcessHeap(), 0, xml_name);
 525     if(xml_value)
 526     {
 527         V_VT(value) = VT_BSTR;
 528         V_BSTR(value) = bstr_from_xmlChar( xml_value );
 529         xmlFree(xml_value);
 530         hr = S_OK;
 531     }
 532
 533     return hr;
 534 }
 535
 536 static HRESULT WINAPI domelem_setAttribute(
 537     IXMLDOMElement *iface,
 538     BSTR name, VARIANT value)
 539 {
 540     domelem *This = impl_from_IXMLDOMElement( iface );
 541     xmlNodePtr element;
 542     xmlChar *xml_name, *xml_value;
 543     HRESULT hr;
 544     VARIANT var;
 545
 546     TRACE("(%p)->(%s, var)\n", This, debugstr_w(name));
 547
 548     element = get_element( This );
 549     if ( !element )
 550         return E_FAIL;
 551
 552     VariantInit(&var);
 553     hr = VariantChangeType(&var, &value, 0, VT_BSTR);
 554     if(hr != S_OK)
 555     {
 556         FIXME("VariantChangeType failed\n");
 557         return hr;
 558     }
 559
 560     xml_name = xmlChar_from_wchar( name );
 561     xml_value = xmlChar_from_wchar( V_BSTR(&var) );
 562
 563     if(!xmlSetNsProp(element, NULL,  xml_name, xml_value))
 564         hr = E_FAIL;
 565
 566     HeapFree(GetProcessHeap(), 0, xml_value);
 567     HeapFree(GetProcessHeap(), 0, xml_name);
 568     VariantClear(&var);
 569
 570     return hr;
 571 }
 572
 573 static HRESULT WINAPI domelem_removeAttribute(
 574     IXMLDOMElement *iface,
 575     BSTR p)
 576 {
 577     FIXME("\n");
 578     return E_NOTIMPL;
 579 }
 580
 581 static HRESULT WINAPI domelem_getAttributeNode(
 582     IXMLDOMElement *iface,
 583     BSTR p, IXMLDOMAttribute** attributeNode )
 584 {
 585     FIXME("\n");
 586     return E_NOTIMPL;
 587 }
 588
 589 static HRESULT WINAPI domelem_setAttributeNode(
 590     IXMLDOMElement *iface,
 591     IXMLDOMAttribute* domAttribute,
 592     IXMLDOMAttribute** attributeNode)
 593 {
 594     FIXME("\n");
 595     return E_NOTIMPL;
 596 }
 597
 598 static HRESULT WINAPI domelem_removeAttributeNode(
 599     IXMLDOMElement *iface,
 600     IXMLDOMAttribute* domAttribute,
 601     IXMLDOMAttribute** attributeNode)
 602 {
 603     FIXME("\n");
 604     return E_NOTIMPL;
 605 }
 606
 607 static HRESULT WINAPI domelem_getElementsByTagName(
 608     IXMLDOMElement *iface,
 609     BSTR bstrName, IXMLDOMNodeList** resultList)
 610 {
 611     domelem *This = impl_from_IXMLDOMElement( iface );
 612     LPWSTR szPattern;
 613     HRESULT hr;
 614
 615     TRACE("(%p)->(%s,%p)\n", This, debugstr_w(bstrName), resultList);
 616
 617     szPattern = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR)*(3+lstrlenW(bstrName)+1));
 618     szPattern[0] = '.';
 619     szPattern[1] = szPattern[2] = '/';
 620     lstrcpyW(szPattern+3, bstrName);
 621     TRACE("%s\n", debugstr_w(szPattern));
 622
 623     hr = queryresult_create(get_element(This), szPattern, resultList);
 624     HeapFree(GetProcessHeap(), 0, szPattern);
 625
 626     return hr;
 627 }
 628
 629 static HRESULT WINAPI domelem_normalize(
 630     IXMLDOMElement *iface )
 631 {
 632     FIXME("\n");
 633     return E_NOTIMPL;
 634 }
 635
 636 static const struct IXMLDOMElementVtbl domelem_vtbl =
 637 {
 638     domelem_QueryInterface,
 639     domelem_AddRef,
 640     domelem_Release,
 641     domelem_GetTypeInfoCount,
 642     domelem_GetTypeInfo,
 643     domelem_GetIDsOfNames,
 644     domelem_Invoke,
 645     domelem_get_nodeName,
 646     domelem_get_nodeValue,
 647     domelem_put_nodeValue,
 648     domelem_get_nodeType,
 649     domelem_get_parentNode,
 650     domelem_get_childNodes,
 651     domelem_get_firstChild,
 652     domelem_get_lastChild,
 653     domelem_get_previousSibling,
 654     domelem_get_nextSibling,
 655     domelem_get_attributes,
 656     domelem_insertBefore,
 657     domelem_replaceChild,
 658     domelem_removeChild,
 659     domelem_appendChild,
 660     domelem_hasChildNodes,
 661     domelem_get_ownerDocument,
 662     domelem_cloneNode,
 663     domelem_get_nodeTypeString,
 664     domelem_get_text,
 665     domelem_put_text,
 666     domelem_get_specified,
 667     domelem_get_definition,
 668     domelem_get_nodeTypedValue,
 669     domelem_put_nodeTypedValue,
 670     domelem_get_dataType,
 671     domelem_put_dataType,
 672     domelem_get_xml,
 673     domelem_transformNode,
 674     domelem_selectNodes,
 675     domelem_selectSingleNode,
 676     domelem_get_parsed,
 677     domelem_get_namespaceURI,
 678     domelem_get_prefix,
 679     domelem_get_baseName,
 680     domelem_transformNodeToObject,
 681     domelem_get_tagName,
 682     domelem_getAttribute,
 683     domelem_setAttribute,
 684     domelem_removeAttribute,
 685     domelem_getAttributeNode,
 686     domelem_setAttributeNode,
 687     domelem_removeAttributeNode,
 688     domelem_getElementsByTagName,
 689     domelem_normalize,
 690 };
 691
 692 static HRESULT WINAPI Internal_QueryInterface(
 693     IUnknown *iface,
 694     REFIID riid,
 695     void** ppvObject )
 696 {
 697     domelem *This = impl_from_InternalUnknown( iface );
 698     TRACE("%p %s %p\n", This, debugstr_guid(riid), ppvObject);
 699
 700     if ( IsEqualGUID( riid, &IID_IXMLDOMElement ) ||
 701          IsEqualGUID( riid, &IID_IDispatch ) ||
 702          IsEqualGUID( riid, &IID_IUnknown ) )
 703     {
 704         *ppvObject = &This->lpVtbl;
 705     }
 706     else if ( IsEqualGUID( riid, &IID_IXMLDOMNode ) )
 707     {
 708         return IUnknown_QueryInterface(This->node_unk, riid, ppvObject);
 709     }
 710     else
 711     {
 712         FIXME("interface %s not implemented\n", debugstr_guid(riid));
 713         return E_NOINTERFACE;
 714     }
 715
 716     IUnknown_AddRef( (IUnknown*)*ppvObject );
 717
 718     return S_OK;
 719 }
 720
 721 static ULONG WINAPI Internal_AddRef(
 722     IUnknown *iface )
 723 {
 724     domelem *This = impl_from_InternalUnknown( iface );
 725     return InterlockedIncrement( &This->ref );
 726 }
 727
 728 static ULONG WINAPI Internal_Release(
 729     IUnknown *iface )
 730 {
 731     domelem *This = impl_from_InternalUnknown( iface );
 732     ULONG ref;
 733
 734     ref = InterlockedDecrement( &This->ref );
 735     if ( ref == 0 )
 736     {
 737         IUnknown_Release( This->node_unk );
 738         HeapFree( GetProcessHeap(), 0, This );
 739     }
 740
 741     return ref;
 742 }
 743
 744 static const struct IUnknownVtbl internal_unk_vtbl =
 745 {
 746     Internal_QueryInterface,
 747     Internal_AddRef,
 748     Internal_Release
 749 };
 750
 751 IUnknown* create_element( xmlNodePtr element, IUnknown *pUnkOuter )
 752 {
 753     domelem *This;
 754     HRESULT hr;
 755
 756     This = HeapAlloc( GetProcessHeap(), 0, sizeof *This );
 757     if ( !This )
 758         return NULL;
 759
 760     This->lpVtbl = &domelem_vtbl;
 761     This->ref = 1;
 762     This->lpInternalUnkVtbl = &internal_unk_vtbl;
 763
 764     if(pUnkOuter)
 765         This->pUnkOuter = pUnkOuter; /* Don't take a ref on outer Unknown */
 766     else
 767         This->pUnkOuter = (IUnknown *)&This->lpInternalUnkVtbl;
 768
 769     This->node_unk = create_basic_node( element, (IUnknown*)&This->lpVtbl );
 770     if(!This->node_unk)
 771     {
 772         HeapFree(GetProcessHeap(), 0, This);
 773         return NULL;
 774     }
 775
 776     hr = IUnknown_QueryInterface(This->node_unk, &IID_IXMLDOMNode, (LPVOID*)&This->node);
 777     if(FAILED(hr))
 778     {
 779         IUnknown_Release(This->node_unk);
 780         HeapFree( GetProcessHeap(), 0, This );
 781         return NULL;
 782     }
 783     /* The ref on This->node is actually looped back into this object, so release it */
 784     IXMLDOMNode_Release(This->node);
 785
 786     return (IUnknown*) &This->lpInternalUnkVtbl;
 787 }
 788
 789 #endif