dlls/mshtml/htmlnode.c

   1 /*
   2  * Copyright 2006 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include <stdarg.h>
  20
  21 #define COBJMACROS
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "winuser.h"
  26 #include "ole2.h"
  27
  28 #include "wine/debug.h"
  29
  30 #include "mshtml_private.h"
  31 #include "htmlevent.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  34
  35 static HTMLDOMNode *get_node_obj(HTMLDocumentNode*,IUnknown*);
  36 static HRESULT create_node(HTMLDocumentNode*,nsIDOMNode*,HTMLDOMNode**);
  37
  38 typedef struct {
  39     DispatchEx dispex;
  40     IHTMLDOMChildrenCollection IHTMLDOMChildrenCollection_iface;
  41
  42     LONG ref;
  43
  44     /* FIXME: implement weak reference */
  45     HTMLDocumentNode *doc;
  46
  47     nsIDOMNodeList *nslist;
  48 } HTMLDOMChildrenCollection;
  49
  50 static inline HTMLDOMChildrenCollection *impl_from_IHTMLDOMChildrenCollection(IHTMLDOMChildrenCollection *iface)
  51 {
  52     return CONTAINING_RECORD(iface, HTMLDOMChildrenCollection, IHTMLDOMChildrenCollection_iface);
  53 }
  54
  55 static HRESULT WINAPI HTMLDOMChildrenCollection_QueryInterface(IHTMLDOMChildrenCollection *iface, REFIID riid, void **ppv)
  56 {
  57     HTMLDOMChildrenCollection *This = impl_from_IHTMLDOMChildrenCollection(iface);
  58
  59     *ppv = NULL;
  60
  61     if(IsEqualGUID(&IID_IUnknown, riid)) {
  62         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
  63         *ppv = &This->IHTMLDOMChildrenCollection_iface;
  64     }else if(IsEqualGUID(&IID_IHTMLDOMChildrenCollection, riid)) {
  65         TRACE("(%p)->(IID_IHTMLDOMChildrenCollection %p)\n", This, ppv);
  66         *ppv = &This->IHTMLDOMChildrenCollection_iface;
  67     }else if(dispex_query_interface(&This->dispex, riid, ppv)) {
  68         return *ppv ? S_OK : E_NOINTERFACE;
  69     }
  70
  71     if(*ppv) {
  72         IUnknown_AddRef((IUnknown*)*ppv);
  73         return S_OK;
  74     }
  75
  76     WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
  77     return E_NOINTERFACE;
  78 }
  79
  80 static ULONG WINAPI HTMLDOMChildrenCollection_AddRef(IHTMLDOMChildrenCollection *iface)
  81 {
  82     HTMLDOMChildrenCollection *This = impl_from_IHTMLDOMChildrenCollection(iface);
  83     LONG ref = InterlockedIncrement(&This->ref);
  84
  85     TRACE("(%p) ref=%d\n", This, ref);
  86
  87     return ref;
  88 }
  89
  90 static ULONG WINAPI HTMLDOMChildrenCollection_Release(IHTMLDOMChildrenCollection *iface)
  91 {
  92     HTMLDOMChildrenCollection *This = impl_from_IHTMLDOMChildrenCollection(iface);
  93     LONG ref = InterlockedDecrement(&This->ref);
  94
  95     TRACE("(%p) ref=%d\n", This, ref);
  96
  97     if(!ref) {
  98         nsIDOMNodeList_Release(This->nslist);
  99         heap_free(This);
 100     }
 101
 102     return ref;
 103 }
 104
 105 static HRESULT WINAPI HTMLDOMChildrenCollection_GetTypeInfoCount(IHTMLDOMChildrenCollection *iface, UINT *pctinfo)
 106 {
 107     HTMLDOMChildrenCollection *This = impl_from_IHTMLDOMChildrenCollection(iface);
 108     return IDispatchEx_GetTypeInfoCount(&This->dispex.IDispatchEx_iface, pctinfo);
 109 }
 110
 111 static HRESULT WINAPI HTMLDOMChildrenCollection_GetTypeInfo(IHTMLDOMChildrenCollection *iface, UINT iTInfo,
 112         LCID lcid, ITypeInfo **ppTInfo)
 113 {
 114     HTMLDOMChildrenCollection *This = impl_from_IHTMLDOMChildrenCollection(iface);
 115     return IDispatchEx_GetTypeInfo(&This->dispex.IDispatchEx_iface, iTInfo, lcid, ppTInfo);
 116 }
 117
 118 static HRESULT WINAPI HTMLDOMChildrenCollection_GetIDsOfNames(IHTMLDOMChildrenCollection *iface, REFIID riid,
 119         LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId)
 120 {
 121     HTMLDOMChildrenCollection *This = impl_from_IHTMLDOMChildrenCollection(iface);
 122     return IDispatchEx_GetIDsOfNames(&This->dispex.IDispatchEx_iface, riid, rgszNames, cNames,
 123             lcid, rgDispId);
 124 }
 125
 126 static HRESULT WINAPI HTMLDOMChildrenCollection_Invoke(IHTMLDOMChildrenCollection *iface, DISPID dispIdMember,
 127         REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 128         VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 129 {
 130     HTMLDOMChildrenCollection *This = impl_from_IHTMLDOMChildrenCollection(iface);
 131     return IDispatchEx_Invoke(&This->dispex.IDispatchEx_iface, dispIdMember, riid, lcid,
 132             wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 133 }
 134
 135 static HRESULT WINAPI HTMLDOMChildrenCollection_get_length(IHTMLDOMChildrenCollection *iface, LONG *p)
 136 {
 137     HTMLDOMChildrenCollection *This = impl_from_IHTMLDOMChildrenCollection(iface);
 138     PRUint32 length=0;
 139
 140     TRACE("(%p)->(%p)\n", This, p);
 141
 142     nsIDOMNodeList_GetLength(This->nslist, &length);
 143     *p = length;
 144     return S_OK;
 145 }
 146
 147 static HRESULT WINAPI HTMLDOMChildrenCollection__newEnum(IHTMLDOMChildrenCollection *iface, IUnknown **p)
 148 {
 149     HTMLDOMChildrenCollection *This = impl_from_IHTMLDOMChildrenCollection(iface);
 150     FIXME("(%p)->(%p)\n", This, p);
 151     return E_NOTIMPL;
 152 }
 153
 154 static HRESULT WINAPI HTMLDOMChildrenCollection_item(IHTMLDOMChildrenCollection *iface, LONG index, IDispatch **ppItem)
 155 {
 156     HTMLDOMChildrenCollection *This = impl_from_IHTMLDOMChildrenCollection(iface);
 157     nsIDOMNode *nsnode = NULL;
 158     HTMLDOMNode *node;
 159     PRUint32 length=0;
 160     nsresult nsres;
 161     HRESULT hres;
 162
 163     TRACE("(%p)->(%d %p)\n", This, index, ppItem);
 164
 165     if (ppItem)
 166         *ppItem = NULL;
 167     else
 168         return E_POINTER;
 169
 170     nsIDOMNodeList_GetLength(This->nslist, &length);
 171     if(index < 0 || index >= length)
 172         return E_INVALIDARG;
 173
 174     nsres = nsIDOMNodeList_Item(This->nslist, index, &nsnode);
 175     if(NS_FAILED(nsres) || !nsnode) {
 176         ERR("Item failed: %08x\n", nsres);
 177         return E_FAIL;
 178     }
 179
 180     hres = get_node(This->doc, nsnode, TRUE, &node);
 181     if(FAILED(hres))
 182         return hres;
 183
 184     *ppItem = (IDispatch*)&node->IHTMLDOMNode_iface;
 185     IDispatch_AddRef(*ppItem);
 186     return S_OK;
 187 }
 188
 189 static const IHTMLDOMChildrenCollectionVtbl HTMLDOMChildrenCollectionVtbl = {
 190     HTMLDOMChildrenCollection_QueryInterface,
 191     HTMLDOMChildrenCollection_AddRef,
 192     HTMLDOMChildrenCollection_Release,
 193     HTMLDOMChildrenCollection_GetTypeInfoCount,
 194     HTMLDOMChildrenCollection_GetTypeInfo,
 195     HTMLDOMChildrenCollection_GetIDsOfNames,
 196     HTMLDOMChildrenCollection_Invoke,
 197     HTMLDOMChildrenCollection_get_length,
 198     HTMLDOMChildrenCollection__newEnum,
 199     HTMLDOMChildrenCollection_item
 200 };
 201
 202 static inline HTMLDOMChildrenCollection *impl_from_DispatchEx(DispatchEx *iface)
 203 {
 204     return CONTAINING_RECORD(iface, HTMLDOMChildrenCollection, dispex);
 205 }
 206
 207 #define DISPID_CHILDCOL_0 MSHTML_DISPID_CUSTOM_MIN
 208
 209 static HRESULT HTMLDOMChildrenCollection_get_dispid(DispatchEx *dispex, BSTR name, DWORD flags, DISPID *dispid)
 210 {
 211     HTMLDOMChildrenCollection *This = impl_from_DispatchEx(dispex);
 212     WCHAR *ptr;
 213     DWORD idx=0;
 214     PRUint32 len = 0;
 215
 216     for(ptr = name; *ptr && isdigitW(*ptr); ptr++)
 217         idx = idx*10 + (*ptr-'0');
 218     if(*ptr)
 219         return DISP_E_UNKNOWNNAME;
 220
 221     nsIDOMNodeList_GetLength(This->nslist, &len);
 222     if(idx >= len)
 223         return DISP_E_UNKNOWNNAME;
 224
 225     *dispid = DISPID_CHILDCOL_0 + idx;
 226     TRACE("ret %x\n", *dispid);
 227     return S_OK;
 228 }
 229
 230 static HRESULT HTMLDOMChildrenCollection_invoke(DispatchEx *dispex, DISPID id, LCID lcid, WORD flags, DISPPARAMS *params,
 231         VARIANT *res, EXCEPINFO *ei, IServiceProvider *caller)
 232 {
 233     HTMLDOMChildrenCollection *This = impl_from_DispatchEx(dispex);
 234
 235     TRACE("(%p)->(%x %x %x %p %p %p %p)\n", This, id, lcid, flags, params, res, ei, caller);
 236
 237     switch(flags) {
 238     case DISPATCH_PROPERTYGET: {
 239         IDispatch *disp = NULL;
 240         HRESULT hres;
 241
 242         hres = IHTMLDOMChildrenCollection_item(&This->IHTMLDOMChildrenCollection_iface,
 243                 id - DISPID_CHILDCOL_0, &disp);
 244         if(FAILED(hres))
 245             return hres;
 246
 247         V_VT(res) = VT_DISPATCH;
 248         V_DISPATCH(res) = disp;
 249         break;
 250     }
 251
 252     default:
 253         FIXME("unimplemented flags %x\n", flags);
 254         return E_NOTIMPL;
 255     }
 256
 257     return S_OK;
 258 }
 259
 260 static const dispex_static_data_vtbl_t HTMLDOMChildrenCollection_dispex_vtbl = {
 261     NULL,
 262     HTMLDOMChildrenCollection_get_dispid,
 263     HTMLDOMChildrenCollection_invoke,
 264     NULL
 265 };
 266
 267 static const tid_t HTMLDOMChildrenCollection_iface_tids[] = {
 268     IHTMLDOMChildrenCollection_tid,
 269     0
 270 };
 271
 272 static dispex_static_data_t HTMLDOMChildrenCollection_dispex = {
 273     &HTMLDOMChildrenCollection_dispex_vtbl,
 274     DispDOMChildrenCollection_tid,
 275     NULL,
 276     HTMLDOMChildrenCollection_iface_tids
 277 };
 278
 279 static IHTMLDOMChildrenCollection *create_child_collection(HTMLDocumentNode *doc, nsIDOMNodeList *nslist)
 280 {
 281     HTMLDOMChildrenCollection *ret;
 282
 283     ret = heap_alloc_zero(sizeof(*ret));
 284     ret->IHTMLDOMChildrenCollection_iface.lpVtbl = &HTMLDOMChildrenCollectionVtbl;
 285     ret->ref = 1;
 286
 287     nsIDOMNodeList_AddRef(nslist);
 288     ret->nslist = nslist;
 289     ret->doc = doc;
 290
 291     init_dispex(&ret->dispex, (IUnknown*)&ret->IHTMLDOMChildrenCollection_iface,
 292             &HTMLDOMChildrenCollection_dispex);
 293
 294     return &ret->IHTMLDOMChildrenCollection_iface;
 295 }
 296
 297 static inline HTMLDOMNode *impl_from_IHTMLDOMNode(IHTMLDOMNode *iface)
 298 {
 299     return CONTAINING_RECORD(iface, HTMLDOMNode, IHTMLDOMNode_iface);
 300 }
 301
 302 static HRESULT WINAPI HTMLDOMNode_QueryInterface(IHTMLDOMNode *iface,
 303                                                  REFIID riid, void **ppv)
 304 {
 305     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 306
 307     return This->vtbl->qi(This, riid, ppv);
 308 }
 309
 310 static ULONG WINAPI HTMLDOMNode_AddRef(IHTMLDOMNode *iface)
 311 {
 312     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 313     LONG ref = InterlockedIncrement(&This->ref);
 314
 315     TRACE("(%p) ref=%d\n", This, ref);
 316
 317     return ref;
 318 }
 319
 320 static ULONG WINAPI HTMLDOMNode_Release(IHTMLDOMNode *iface)
 321 {
 322     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 323     LONG ref = InterlockedDecrement(&This->ref);
 324
 325     TRACE("(%p) ref=%d\n", This, ref);
 326
 327     if(!ref) {
 328         This->vtbl->destructor(This);
 329         release_dispex(&This->dispex);
 330         heap_free(This);
 331     }
 332
 333     return ref;
 334 }
 335
 336 static HRESULT WINAPI HTMLDOMNode_GetTypeInfoCount(IHTMLDOMNode *iface, UINT *pctinfo)
 337 {
 338     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 339     return IDispatchEx_GetTypeInfoCount(&This->dispex.IDispatchEx_iface, pctinfo);
 340 }
 341
 342 static HRESULT WINAPI HTMLDOMNode_GetTypeInfo(IHTMLDOMNode *iface, UINT iTInfo,
 343                                               LCID lcid, ITypeInfo **ppTInfo)
 344 {
 345     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 346     return IDispatchEx_GetTypeInfo(&This->dispex.IDispatchEx_iface, iTInfo, lcid, ppTInfo);
 347 }
 348
 349 static HRESULT WINAPI HTMLDOMNode_GetIDsOfNames(IHTMLDOMNode *iface, REFIID riid,
 350                                                 LPOLESTR *rgszNames, UINT cNames,
 351                                                 LCID lcid, DISPID *rgDispId)
 352 {
 353     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 354     return IDispatchEx_GetIDsOfNames(&This->dispex.IDispatchEx_iface, riid, rgszNames, cNames,
 355             lcid, rgDispId);
 356 }
 357
 358 static HRESULT WINAPI HTMLDOMNode_Invoke(IHTMLDOMNode *iface, DISPID dispIdMember,
 359                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 360                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 361 {
 362     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 363     return IDispatchEx_Invoke(&This->dispex.IDispatchEx_iface, dispIdMember, riid, lcid,
 364             wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 365 }
 366
 367 static HRESULT WINAPI HTMLDOMNode_get_nodeType(IHTMLDOMNode *iface, LONG *p)
 368 {
 369     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 370     PRUint16 type = -1;
 371
 372     TRACE("(%p)->(%p)\n", This, p);
 373
 374     nsIDOMNode_GetNodeType(This->nsnode, &type);
 375
 376     switch(type) {
 377     case ELEMENT_NODE:
 378         *p = 1;
 379         break;
 380     case TEXT_NODE:
 381         *p = 3;
 382         break;
 383     case COMMENT_NODE:
 384         *p = 8;
 385         break;
 386     case DOCUMENT_NODE:
 387         *p = 9;
 388         break;
 389     case DOCUMENT_FRAGMENT_NODE:
 390         *p = 11;
 391         break;
 392     default:
 393         /*
 394          * FIXME:
 395          * According to MSDN only ELEMENT_NODE and TEXT_NODE are supported.
 396          * It needs more tests.
 397          */
 398         FIXME("type %u\n", type);
 399         *p = 0;
 400     }
 401
 402     return S_OK;
 403 }
 404
 405 static HRESULT WINAPI HTMLDOMNode_get_parentNode(IHTMLDOMNode *iface, IHTMLDOMNode **p)
 406 {
 407     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 408     HTMLDOMNode *node;
 409     nsIDOMNode *nsnode;
 410     nsresult nsres;
 411     HRESULT hres;
 412
 413     TRACE("(%p)->(%p)\n", This, p);
 414
 415     nsres = nsIDOMNode_GetParentNode(This->nsnode, &nsnode);
 416     if(NS_FAILED(nsres)) {
 417         ERR("GetParentNode failed: %08x\n", nsres);
 418         return E_FAIL;
 419     }
 420
 421     if(!nsnode) {
 422         *p = NULL;
 423         return S_OK;
 424     }
 425
 426     hres = get_node(This->doc, nsnode, TRUE, &node);
 427     nsIDOMNode_Release(nsnode);
 428     if(FAILED(hres))
 429         return hres;
 430
 431     *p = &node->IHTMLDOMNode_iface;
 432     IHTMLDOMNode_AddRef(*p);
 433     return S_OK;
 434 }
 435
 436 static HRESULT WINAPI HTMLDOMNode_hasChildNodes(IHTMLDOMNode *iface, VARIANT_BOOL *fChildren)
 437 {
 438     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 439     cpp_bool has_child = FALSE;
 440     nsresult nsres;
 441
 442     TRACE("(%p)->(%p)\n", This, fChildren);
 443
 444     nsres = nsIDOMNode_HasChildNodes(This->nsnode, &has_child);
 445     if(NS_FAILED(nsres))
 446         ERR("HasChildNodes failed: %08x\n", nsres);
 447
 448     *fChildren = has_child ? VARIANT_TRUE : VARIANT_FALSE;
 449     return S_OK;
 450 }
 451
 452 static HRESULT WINAPI HTMLDOMNode_get_childNodes(IHTMLDOMNode *iface, IDispatch **p)
 453 {
 454     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 455     nsIDOMNodeList *nslist;
 456     nsresult nsres;
 457
 458     TRACE("(%p)->(%p)\n", This, p);
 459
 460     nsres = nsIDOMNode_GetChildNodes(This->nsnode, &nslist);
 461     if(NS_FAILED(nsres)) {
 462         ERR("GetChildNodes failed: %08x\n", nsres);
 463         return E_FAIL;
 464     }
 465
 466     *p = (IDispatch*)create_child_collection(This->doc, nslist);
 467     nsIDOMNodeList_Release(nslist);
 468
 469     return S_OK;
 470 }
 471
 472 static HRESULT WINAPI HTMLDOMNode_get_attributes(IHTMLDOMNode *iface, IDispatch **p)
 473 {
 474     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 475     HTMLAttributeCollection *col;
 476     HRESULT hres;
 477
 478     TRACE("(%p)->(%p)\n", This, p);
 479
 480     if(This->vtbl->get_attr_col) {
 481         hres = This->vtbl->get_attr_col(This, &col);
 482         if(FAILED(hres))
 483             return hres;
 484
 485         *p = (IDispatch*)&col->IHTMLAttributeCollection_iface;
 486         return S_OK;
 487     }
 488
 489     *p = NULL;
 490     return S_OK;
 491 }
 492
 493 static HRESULT WINAPI HTMLDOMNode_insertBefore(IHTMLDOMNode *iface, IHTMLDOMNode *newChild,
 494                                                VARIANT refChild, IHTMLDOMNode **node)
 495 {
 496     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 497     nsIDOMNode *nsnode, *nsref = NULL;
 498     HTMLDOMNode *new_child;
 499     HTMLDOMNode *node_obj;
 500     nsresult nsres;
 501     HRESULT hres;
 502
 503     TRACE("(%p)->(%p %s %p)\n", This, newChild, debugstr_variant(&refChild), node);
 504
 505     new_child = get_node_obj(This->doc, (IUnknown*)newChild);
 506     if(!new_child) {
 507         ERR("invalid newChild\n");
 508         return E_INVALIDARG;
 509     }
 510
 511     switch(V_VT(&refChild)) {
 512     case VT_NULL:
 513         break;
 514     case VT_DISPATCH: {
 515         HTMLDOMNode *ref_node;
 516
 517         ref_node = get_node_obj(This->doc, (IUnknown*)V_DISPATCH(&refChild));
 518         if(!ref_node) {
 519             ERR("unvalid node\n");
 520             return E_FAIL;
 521         }
 522
 523         nsref = ref_node->nsnode;
 524         break;
 525     }
 526     default:
 527         FIXME("unimplemented refChild %s\n", debugstr_variant(&refChild));
 528         return E_NOTIMPL;
 529     }
 530
 531     nsres = nsIDOMNode_InsertBefore(This->nsnode, new_child->nsnode, nsref, &nsnode);
 532     if(NS_FAILED(nsres)) {
 533         ERR("InsertBefore failed: %08x\n", nsres);
 534         return E_FAIL;
 535     }
 536
 537     hres = get_node(This->doc, nsnode, TRUE, &node_obj);
 538     nsIDOMNode_Release(nsnode);
 539     if(FAILED(hres))
 540         return hres;
 541
 542     *node = &node_obj->IHTMLDOMNode_iface;
 543     IHTMLDOMNode_AddRef(*node);
 544     return S_OK;
 545 }
 546
 547 static HRESULT WINAPI HTMLDOMNode_removeChild(IHTMLDOMNode *iface, IHTMLDOMNode *oldChild,
 548                                               IHTMLDOMNode **node)
 549 {
 550     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 551     HTMLDOMNode *node_obj;
 552     nsIDOMNode *nsnode;
 553     nsresult nsres;
 554     HRESULT hres;
 555
 556     TRACE("(%p)->(%p %p)\n", This, oldChild, node);
 557
 558     node_obj = get_node_obj(This->doc, (IUnknown*)oldChild);
 559     if(!node_obj)
 560         return E_FAIL;
 561
 562     nsres = nsIDOMNode_RemoveChild(This->nsnode, node_obj->nsnode, &nsnode);
 563     if(NS_FAILED(nsres)) {
 564         ERR("RemoveChild failed: %08x\n", nsres);
 565         return E_FAIL;
 566     }
 567
 568     hres = get_node(This->doc, nsnode, TRUE, &node_obj);
 569     nsIDOMNode_Release(nsnode);
 570     if(FAILED(hres))
 571         return hres;
 572
 573     /* FIXME: Make sure that node != newChild */
 574     *node = &node_obj->IHTMLDOMNode_iface;
 575     IHTMLDOMNode_AddRef(*node);
 576     return S_OK;
 577 }
 578
 579 static HRESULT WINAPI HTMLDOMNode_replaceChild(IHTMLDOMNode *iface, IHTMLDOMNode *newChild,
 580                                                IHTMLDOMNode *oldChild, IHTMLDOMNode **node)
 581 {
 582     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 583     HTMLDOMNode *node_new;
 584     HTMLDOMNode *node_old;
 585     nsIDOMNode *nsnode;
 586     nsresult nsres;
 587     HRESULT hres;
 588
 589     TRACE("(%p)->(%p %p %p)\n", This, newChild, oldChild, node);
 590
 591     node_new = get_node_obj(This->doc, (IUnknown*)newChild);
 592     if(!node_new)
 593         return E_FAIL;
 594
 595     node_old = get_node_obj(This->doc, (IUnknown*)oldChild);
 596     if(!node_old)
 597         return E_FAIL;
 598
 599     nsres = nsIDOMNode_ReplaceChild(This->nsnode, node_new->nsnode, node_old->nsnode, &nsnode);
 600     if(NS_FAILED(nsres)) {
 601         return E_FAIL;
 602     }
 603
 604     nsnode = node_new->nsnode;
 605
 606     hres = get_node(This->doc, nsnode, TRUE, &node_new);
 607     nsIDOMNode_Release(nsnode);
 608     if(FAILED(hres))
 609         return hres;
 610
 611     *node = &node_new->IHTMLDOMNode_iface;
 612     IHTMLDOMNode_AddRef(*node);
 613     return S_OK;
 614 }
 615
 616 static HRESULT WINAPI HTMLDOMNode_cloneNode(IHTMLDOMNode *iface, VARIANT_BOOL fDeep,
 617                                             IHTMLDOMNode **clonedNode)
 618 {
 619     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 620     HTMLDOMNode *new_node;
 621     nsIDOMNode *nsnode;
 622     nsresult nsres;
 623     HRESULT hres;
 624
 625     TRACE("(%p)->(%x %p)\n", This, fDeep, clonedNode);
 626
 627     nsres = nsIDOMNode_CloneNode(This->nsnode, fDeep != VARIANT_FALSE, &nsnode);
 628     if(NS_FAILED(nsres) || !nsnode) {
 629         ERR("CloneNode failed: %08x\n", nsres);
 630         return E_FAIL;
 631     }
 632
 633     hres = This->vtbl->clone(This, nsnode, &new_node);
 634     if(FAILED(hres))
 635         return hres;
 636
 637     *clonedNode = &new_node->IHTMLDOMNode_iface;
 638     return S_OK;
 639 }
 640
 641 static HRESULT WINAPI HTMLDOMNode_removeNode(IHTMLDOMNode *iface, VARIANT_BOOL fDeep,
 642                                              IHTMLDOMNode **removed)
 643 {
 644     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 645     FIXME("(%p)->(%x %p)\n", This, fDeep, removed);
 646     return E_NOTIMPL;
 647 }
 648
 649 static HRESULT WINAPI HTMLDOMNode_swapNode(IHTMLDOMNode *iface, IHTMLDOMNode *otherNode,
 650                                            IHTMLDOMNode **swappedNode)
 651 {
 652     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 653     FIXME("(%p)->(%p %p)\n", This, otherNode, swappedNode);
 654     return E_NOTIMPL;
 655 }
 656
 657 static HRESULT WINAPI HTMLDOMNode_replaceNode(IHTMLDOMNode *iface, IHTMLDOMNode *replacement,
 658                                               IHTMLDOMNode **replaced)
 659 {
 660     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 661     FIXME("(%p)->(%p %p)\n", This, replacement, replaced);
 662     return E_NOTIMPL;
 663 }
 664
 665 static HRESULT WINAPI HTMLDOMNode_appendChild(IHTMLDOMNode *iface, IHTMLDOMNode *newChild,
 666                                               IHTMLDOMNode **node)
 667 {
 668     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 669     HTMLDOMNode *node_obj;
 670     nsIDOMNode *nsnode;
 671     nsresult nsres;
 672     HRESULT hres;
 673
 674     TRACE("(%p)->(%p %p)\n", This, newChild, node);
 675
 676     node_obj = get_node_obj(This->doc, (IUnknown*)newChild);
 677     if(!node_obj)
 678         return E_FAIL;
 679
 680     nsres = nsIDOMNode_AppendChild(This->nsnode, node_obj->nsnode, &nsnode);
 681     if(NS_FAILED(nsres)) {
 682         WARN("AppendChild failed: %08x\n", nsres);
 683         nsnode = node_obj->nsnode;
 684     }
 685
 686     hres = get_node(This->doc, nsnode, TRUE, &node_obj);
 687     nsIDOMNode_Release(nsnode);
 688     if(FAILED(hres))
 689         return hres;
 690
 691     /* FIXME: Make sure that node != newChild */
 692     *node = &node_obj->IHTMLDOMNode_iface;
 693     IHTMLDOMNode_AddRef(*node);
 694     return S_OK;
 695 }
 696
 697 static HRESULT WINAPI HTMLDOMNode_get_nodeName(IHTMLDOMNode *iface, BSTR *p)
 698 {
 699     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 700     nsAString name;
 701     nsresult nsres;
 702
 703     TRACE("(%p)->(%p)\n", This, p);
 704
 705     nsAString_Init(&name, NULL);
 706     nsres = nsIDOMNode_GetNodeName(This->nsnode, &name);
 707     return return_nsstr(nsres, &name, p);
 708 }
 709
 710 static HRESULT WINAPI HTMLDOMNode_put_nodeValue(IHTMLDOMNode *iface, VARIANT v)
 711 {
 712     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 713
 714     TRACE("(%p)->(%s)\n", This, debugstr_variant(&v));
 715
 716     switch(V_VT(&v)) {
 717     case VT_BSTR: {
 718         nsAString val_str;
 719
 720         nsAString_InitDepend(&val_str, V_BSTR(&v));
 721         nsIDOMNode_SetNodeValue(This->nsnode, &val_str);
 722         nsAString_Finish(&val_str);
 723
 724         return S_OK;
 725     }
 726
 727     default:
 728         FIXME("unsupported value %s\n", debugstr_variant(&v));
 729     }
 730
 731     return E_NOTIMPL;
 732 }
 733
 734 static HRESULT WINAPI HTMLDOMNode_get_nodeValue(IHTMLDOMNode *iface, VARIANT *p)
 735 {
 736     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 737     const PRUnichar *val;
 738     nsAString val_str;
 739
 740     TRACE("(%p)->(%p)\n", This, p);
 741
 742     nsAString_Init(&val_str, NULL);
 743     nsIDOMNode_GetNodeValue(This->nsnode, &val_str);
 744     nsAString_GetData(&val_str, &val);
 745
 746     if(*val) {
 747         V_VT(p) = VT_BSTR;
 748         V_BSTR(p) = SysAllocString(val);
 749     }else {
 750         V_VT(p) = VT_NULL;
 751     }
 752
 753     nsAString_Finish(&val_str);
 754
 755     return S_OK;
 756 }
 757
 758 static HRESULT WINAPI HTMLDOMNode_get_firstChild(IHTMLDOMNode *iface, IHTMLDOMNode **p)
 759 {
 760     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 761     nsIDOMNode *nschild = NULL;
 762     HTMLDOMNode *node;
 763     HRESULT hres;
 764
 765     TRACE("(%p)->(%p)\n", This, p);
 766
 767     nsIDOMNode_GetFirstChild(This->nsnode, &nschild);
 768     if(!nschild) {
 769         *p = NULL;
 770         return S_OK;
 771     }
 772
 773     hres = get_node(This->doc, nschild, TRUE, &node);
 774     nsIDOMNode_Release(nschild);
 775     if(FAILED(hres))
 776         return hres;
 777
 778     *p = &node->IHTMLDOMNode_iface;
 779     IHTMLDOMNode_AddRef(*p);
 780     return S_OK;
 781 }
 782
 783 static HRESULT WINAPI HTMLDOMNode_get_lastChild(IHTMLDOMNode *iface, IHTMLDOMNode **p)
 784 {
 785     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 786     nsIDOMNode *nschild = NULL;
 787     HTMLDOMNode *node;
 788     HRESULT hres;
 789
 790     TRACE("(%p)->(%p)\n", This, p);
 791
 792     nsIDOMNode_GetLastChild(This->nsnode, &nschild);
 793     if(!nschild) {
 794         *p = NULL;
 795         return S_OK;
 796     }
 797
 798     hres = get_node(This->doc, nschild, TRUE, &node);
 799     nsIDOMNode_Release(nschild);
 800     if(FAILED(hres))
 801         return hres;
 802
 803     *p = &node->IHTMLDOMNode_iface;
 804     IHTMLDOMNode_AddRef(*p);
 805     return S_OK;
 806 }
 807
 808 static HRESULT WINAPI HTMLDOMNode_get_previousSibling(IHTMLDOMNode *iface, IHTMLDOMNode **p)
 809 {
 810     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 811     nsIDOMNode *nschild = NULL;
 812     HTMLDOMNode *node;
 813     HRESULT hres;
 814
 815     TRACE("(%p)->(%p)\n", This, p);
 816
 817     nsIDOMNode_GetPreviousSibling(This->nsnode, &nschild);
 818     if(!nschild) {
 819         *p = NULL;
 820         return S_OK;
 821     }
 822
 823     hres = get_node(This->doc, nschild, TRUE, &node);
 824     nsIDOMNode_Release(nschild);
 825     if(FAILED(hres))
 826         return hres;
 827
 828     *p = &node->IHTMLDOMNode_iface;
 829     IHTMLDOMNode_AddRef(*p);
 830     return S_OK;
 831 }
 832
 833 static HRESULT WINAPI HTMLDOMNode_get_nextSibling(IHTMLDOMNode *iface, IHTMLDOMNode **p)
 834 {
 835     HTMLDOMNode *This = impl_from_IHTMLDOMNode(iface);
 836     nsIDOMNode *nssibling = NULL;
 837     HTMLDOMNode *node;
 838     HRESULT hres;
 839
 840     TRACE("(%p)->(%p)\n", This, p);
 841
 842     nsIDOMNode_GetNextSibling(This->nsnode, &nssibling);
 843     if(!nssibling) {
 844         *p = NULL;
 845         return S_OK;
 846     }
 847
 848     hres = get_node(This->doc, nssibling, TRUE, &node);
 849     nsIDOMNode_Release(nssibling);
 850     if(FAILED(hres))
 851         return hres;
 852
 853     *p = &node->IHTMLDOMNode_iface;
 854     IHTMLDOMNode_AddRef(*p);
 855     return S_OK;
 856 }
 857
 858 static const IHTMLDOMNodeVtbl HTMLDOMNodeVtbl = {
 859     HTMLDOMNode_QueryInterface,
 860     HTMLDOMNode_AddRef,
 861     HTMLDOMNode_Release,
 862     HTMLDOMNode_GetTypeInfoCount,
 863     HTMLDOMNode_GetTypeInfo,
 864     HTMLDOMNode_GetIDsOfNames,
 865     HTMLDOMNode_Invoke,
 866     HTMLDOMNode_get_nodeType,
 867     HTMLDOMNode_get_parentNode,
 868     HTMLDOMNode_hasChildNodes,
 869     HTMLDOMNode_get_childNodes,
 870     HTMLDOMNode_get_attributes,
 871     HTMLDOMNode_insertBefore,
 872     HTMLDOMNode_removeChild,
 873     HTMLDOMNode_replaceChild,
 874     HTMLDOMNode_cloneNode,
 875     HTMLDOMNode_removeNode,
 876     HTMLDOMNode_swapNode,
 877     HTMLDOMNode_replaceNode,
 878     HTMLDOMNode_appendChild,
 879     HTMLDOMNode_get_nodeName,
 880     HTMLDOMNode_put_nodeValue,
 881     HTMLDOMNode_get_nodeValue,
 882     HTMLDOMNode_get_firstChild,
 883     HTMLDOMNode_get_lastChild,
 884     HTMLDOMNode_get_previousSibling,
 885     HTMLDOMNode_get_nextSibling
 886 };
 887
 888 static inline HTMLDOMNode *impl_from_IHTMLDOMNode2(IHTMLDOMNode2 *iface)
 889 {
 890     return CONTAINING_RECORD(iface, HTMLDOMNode, IHTMLDOMNode2_iface);
 891 }
 892
 893 static HRESULT WINAPI HTMLDOMNode2_QueryInterface(IHTMLDOMNode2 *iface,
 894         REFIID riid, void **ppv)
 895 {
 896     HTMLDOMNode *This = impl_from_IHTMLDOMNode2(iface);
 897
 898     return IHTMLDOMNode_QueryInterface(&This->IHTMLDOMNode_iface, riid, ppv);
 899 }
 900
 901 static ULONG WINAPI HTMLDOMNode2_AddRef(IHTMLDOMNode2 *iface)
 902 {
 903     HTMLDOMNode *This = impl_from_IHTMLDOMNode2(iface);
 904
 905     return IHTMLDOMNode_AddRef(&This->IHTMLDOMNode_iface);
 906 }
 907
 908 static ULONG WINAPI HTMLDOMNode2_Release(IHTMLDOMNode2 *iface)
 909 {
 910     HTMLDOMNode *This = impl_from_IHTMLDOMNode2(iface);
 911
 912     return IHTMLDOMNode_Release(&This->IHTMLDOMNode_iface);
 913 }
 914
 915 static HRESULT WINAPI HTMLDOMNode2_GetTypeInfoCount(IHTMLDOMNode2 *iface, UINT *pctinfo)
 916 {
 917     HTMLDOMNode *This = impl_from_IHTMLDOMNode2(iface);
 918     return IDispatchEx_GetTypeInfoCount(&This->dispex.IDispatchEx_iface, pctinfo);
 919 }
 920
 921 static HRESULT WINAPI HTMLDOMNode2_GetTypeInfo(IHTMLDOMNode2 *iface, UINT iTInfo,
 922         LCID lcid, ITypeInfo **ppTInfo)
 923 {
 924     HTMLDOMNode *This = impl_from_IHTMLDOMNode2(iface);
 925     return IDispatchEx_GetTypeInfo(&This->dispex.IDispatchEx_iface, iTInfo, lcid, ppTInfo);
 926 }
 927
 928 static HRESULT WINAPI HTMLDOMNode2_GetIDsOfNames(IHTMLDOMNode2 *iface, REFIID riid,
 929                                                 LPOLESTR *rgszNames, UINT cNames,
 930                                                 LCID lcid, DISPID *rgDispId)
 931 {
 932     HTMLDOMNode *This = impl_from_IHTMLDOMNode2(iface);
 933     return IDispatchEx_GetIDsOfNames(&This->dispex.IDispatchEx_iface, riid, rgszNames, cNames,
 934             lcid, rgDispId);
 935 }
 936
 937 static HRESULT WINAPI HTMLDOMNode2_Invoke(IHTMLDOMNode2 *iface, DISPID dispIdMember,
 938         REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 939         VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 940 {
 941     HTMLDOMNode *This = impl_from_IHTMLDOMNode2(iface);
 942     return IDispatchEx_Invoke(&This->dispex.IDispatchEx_iface, dispIdMember, riid, lcid,
 943             wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 944 }
 945
 946 static HRESULT WINAPI HTMLDOMNode2_get_ownerDocument(IHTMLDOMNode2 *iface, IDispatch **p)
 947 {
 948     HTMLDOMNode *This = impl_from_IHTMLDOMNode2(iface);
 949
 950     TRACE("(%p)->(%p)\n", This, p);
 951
 952     /* FIXME: Better check for document node */
 953     if(This == &This->doc->node) {
 954         *p = NULL;
 955     }else {
 956         *p = (IDispatch*)&This->doc->basedoc.IHTMLDocument2_iface;
 957         IDispatch_AddRef(*p);
 958     }
 959     return S_OK;
 960 }
 961
 962 static const IHTMLDOMNode2Vtbl HTMLDOMNode2Vtbl = {
 963     HTMLDOMNode2_QueryInterface,
 964     HTMLDOMNode2_AddRef,
 965     HTMLDOMNode2_Release,
 966     HTMLDOMNode2_GetTypeInfoCount,
 967     HTMLDOMNode2_GetTypeInfo,
 968     HTMLDOMNode2_GetIDsOfNames,
 969     HTMLDOMNode2_Invoke,
 970     HTMLDOMNode2_get_ownerDocument
 971 };
 972
 973 HRESULT HTMLDOMNode_QI(HTMLDOMNode *This, REFIID riid, void **ppv)
 974 {
 975     *ppv = NULL;
 976
 977     if(IsEqualGUID(&IID_IUnknown, riid)) {
 978         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
 979         *ppv = &This->IHTMLDOMNode_iface;
 980     }else if(IsEqualGUID(&IID_IDispatch, riid)) {
 981         TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
 982         *ppv = &This->IHTMLDOMNode_iface;
 983     }else if(IsEqualGUID(&IID_IDispatchEx, riid)) {
 984         if(This->dispex.data) {
 985             TRACE("(%p)->(IID_IDispatchEx %p)\n", This, ppv);
 986             *ppv = &This->dispex.IDispatchEx_iface;
 987         }else {
 988             FIXME("(%p)->(IID_IDispatchEx %p)\n", This, ppv);
 989             return E_NOINTERFACE;
 990         }
 991     }else if(IsEqualGUID(&IID_IHTMLDOMNode, riid)) {
 992         TRACE("(%p)->(IID_IHTMLDOMNode %p)\n", This, ppv);
 993         *ppv = &This->IHTMLDOMNode_iface;
 994     }else if(IsEqualGUID(&IID_IHTMLDOMNode2, riid)) {
 995         TRACE("(%p)->(IID_IHTMLDOMNode2 %p)\n", This, ppv);
 996         *ppv = &This->IHTMLDOMNode2_iface;
 997     }else if(dispex_query_interface(&This->dispex, riid, ppv)) {
 998         return *ppv ? S_OK : E_NOINTERFACE;
 999     }
1000
1001     if(*ppv) {
1002         IUnknown_AddRef((IUnknown*)*ppv);
1003         return S_OK;
1004     }
1005
1006     WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
1007     return E_NOINTERFACE;
1008 }
1009
1010 void HTMLDOMNode_destructor(HTMLDOMNode *This)
1011 {
1012     if(This->nsnode)
1013         nsIDOMNode_Release(This->nsnode);
1014     if(This->event_target)
1015         release_event_target(This->event_target);
1016 }
1017
1018 static HRESULT HTMLDOMNode_clone(HTMLDOMNode *This, nsIDOMNode *nsnode, HTMLDOMNode **ret)
1019 {
1020     HRESULT hres;
1021
1022     hres = create_node(This->doc, nsnode, ret);
1023     if(FAILED(hres))
1024         return hres;
1025
1026     IHTMLDOMNode_AddRef(&(*ret)->IHTMLDOMNode_iface);
1027     return S_OK;
1028 }
1029
1030 static const NodeImplVtbl HTMLDOMNodeImplVtbl = {
1031     HTMLDOMNode_QI,
1032     HTMLDOMNode_destructor,
1033     HTMLDOMNode_clone
1034 };
1035
1036 void HTMLDOMNode_Init(HTMLDocumentNode *doc, HTMLDOMNode *node, nsIDOMNode *nsnode)
1037 {
1038     node->IHTMLDOMNode_iface.lpVtbl = &HTMLDOMNodeVtbl;
1039     node->IHTMLDOMNode2_iface.lpVtbl = &HTMLDOMNode2Vtbl;
1040     node->ref = 1;
1041     node->doc = doc;
1042
1043     if(nsnode)
1044         nsIDOMNode_AddRef(nsnode);
1045     node->nsnode = nsnode;
1046
1047     node->next = doc->nodes;
1048     doc->nodes = node;
1049 }
1050
1051 static HRESULT create_node(HTMLDocumentNode *doc, nsIDOMNode *nsnode, HTMLDOMNode **ret)
1052 {
1053     PRUint16 node_type;
1054     HRESULT hres;
1055
1056     nsIDOMNode_GetNodeType(nsnode, &node_type);
1057
1058     switch(node_type) {
1059     case ELEMENT_NODE: {
1060         HTMLElement *elem;
1061         hres = HTMLElement_Create(doc, nsnode, FALSE, &elem);
1062         if(FAILED(hres))
1063             return hres;
1064         *ret = &elem->node;
1065         break;
1066     }
1067     case TEXT_NODE:
1068         hres = HTMLDOMTextNode_Create(doc, nsnode, ret);
1069         if(FAILED(hres))
1070             return hres;
1071         break;
1072     case COMMENT_NODE: {
1073         HTMLElement *comment;
1074         hres = HTMLCommentElement_Create(doc, nsnode, &comment);
1075         if(FAILED(hres))
1076             return hres;
1077         *ret = &comment->node;
1078         break;
1079     }
1080     case ATTRIBUTE_NODE:
1081         ERR("Called on attribute node\n");
1082         return E_UNEXPECTED;
1083     default: {
1084         HTMLDOMNode *node;
1085
1086         node = heap_alloc_zero(sizeof(HTMLDOMNode));
1087         if(!node)
1088             return E_OUTOFMEMORY;
1089
1090         node->vtbl = &HTMLDOMNodeImplVtbl;
1091         HTMLDOMNode_Init(doc, node, nsnode);
1092         *ret = node;
1093     }
1094     }
1095
1096     TRACE("type %d ret %p\n", node_type, *ret);
1097     return S_OK;
1098 }
1099
1100 /*
1101  * FIXME
1102  * List looks really ugly here. We should use a better data structure or
1103  * (better) find a way to store HTMLDOMelement pointer in nsIDOMNode.
1104  */
1105
1106 HRESULT get_node(HTMLDocumentNode *This, nsIDOMNode *nsnode, BOOL create, HTMLDOMNode **ret)
1107 {
1108     HTMLDOMNode *iter = This->nodes;
1109
1110     while(iter) {
1111         if(iter->nsnode == nsnode)
1112             break;
1113         iter = iter->next;
1114     }
1115
1116     if(iter || !create) {
1117         *ret = iter;
1118         return S_OK;
1119     }
1120
1121     return create_node(This, nsnode, ret);
1122 }
1123
1124 /*
1125  * FIXME
1126  * We should use better way for getting node object (like private interface)
1127  * or avoid it at all.
1128  */
1129 static HTMLDOMNode *get_node_obj(HTMLDocumentNode *This, IUnknown *iface)
1130 {
1131     HTMLDOMNode *iter = This->nodes;
1132     IHTMLDOMNode *node;
1133
1134     IUnknown_QueryInterface(iface, &IID_IHTMLDOMNode, (void**)&node);
1135     IHTMLDOMNode_Release(node);
1136
1137     while(iter) {
1138         if(&iter->IHTMLDOMNode_iface == node)
1139             return iter;
1140         iter = iter->next;
1141     }
1142
1143     FIXME("Not found %p\n", iface);
1144     return NULL;
1145 }
1146
1147 void release_nodes(HTMLDocumentNode *This)
1148 {
1149     HTMLDOMNode *iter, *next;
1150
1151     if(!This->nodes)
1152         return;
1153
1154     for(iter = This->nodes; iter; iter = next) {
1155         next = iter->next;
1156         iter->doc = NULL;
1157         if(&This->node != iter)
1158             IHTMLDOMNode_Release(&iter->IHTMLDOMNode_iface);
1159     }
1160 }