dlls/mshtml/htmlobject.c

   1 /*
   2  * Copyright 2010 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 "winreg.h"
  27 #include "ole2.h"
  28
  29 #include "wine/debug.h"
  30
  31 #include "mshtml_private.h"
  32 #include "pluginhost.h"
  33
  34 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  35
  36 typedef struct {
  37     HTMLPluginContainer plugin_container;
  38
  39     IHTMLObjectElement IHTMLObjectElement_iface;
  40
  41     nsIDOMHTMLObjectElement *nsobject;
  42 } HTMLObjectElement;
  43
  44 static inline HTMLObjectElement *impl_from_IHTMLObjectElement(IHTMLObjectElement *iface)
  45 {
  46     return CONTAINING_RECORD(iface, HTMLObjectElement, IHTMLObjectElement_iface);
  47 }
  48
  49 static HRESULT WINAPI HTMLObjectElement_QueryInterface(IHTMLObjectElement *iface,
  50         REFIID riid, void **ppv)
  51 {
  52     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
  53
  54     return IHTMLDOMNode_QueryInterface(&This->plugin_container.element.node.IHTMLDOMNode_iface,
  55             riid, ppv);
  56 }
  57
  58 static ULONG WINAPI HTMLObjectElement_AddRef(IHTMLObjectElement *iface)
  59 {
  60     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
  61
  62     return IHTMLDOMNode_AddRef(&This->plugin_container.element.node.IHTMLDOMNode_iface);
  63 }
  64
  65 static ULONG WINAPI HTMLObjectElement_Release(IHTMLObjectElement *iface)
  66 {
  67     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
  68
  69     return IHTMLDOMNode_Release(&This->plugin_container.element.node.IHTMLDOMNode_iface);
  70 }
  71
  72 static HRESULT WINAPI HTMLObjectElement_GetTypeInfoCount(IHTMLObjectElement *iface, UINT *pctinfo)
  73 {
  74     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
  75     return IDispatchEx_GetTypeInfoCount(&This->plugin_container.element.node.dispex.IDispatchEx_iface,
  76             pctinfo);
  77 }
  78
  79 static HRESULT WINAPI HTMLObjectElement_GetTypeInfo(IHTMLObjectElement *iface, UINT iTInfo,
  80                                               LCID lcid, ITypeInfo **ppTInfo)
  81 {
  82     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
  83     return IDispatchEx_GetTypeInfo(&This->plugin_container.element.node.dispex.IDispatchEx_iface,
  84             iTInfo, lcid, ppTInfo);
  85 }
  86
  87 static HRESULT WINAPI HTMLObjectElement_GetIDsOfNames(IHTMLObjectElement *iface, REFIID riid,
  88                                                 LPOLESTR *rgszNames, UINT cNames,
  89                                                 LCID lcid, DISPID *rgDispId)
  90 {
  91     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
  92     return IDispatchEx_GetIDsOfNames(&This->plugin_container.element.node.dispex.IDispatchEx_iface,
  93             riid, rgszNames, cNames, lcid, rgDispId);
  94 }
  95
  96 static HRESULT WINAPI HTMLObjectElement_Invoke(IHTMLObjectElement *iface, DISPID dispIdMember,
  97                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
  98                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
  99 {
 100     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 101     return IDispatchEx_Invoke(&This->plugin_container.element.node.dispex.IDispatchEx_iface,
 102             dispIdMember, riid, lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 103 }
 104
 105 static HRESULT WINAPI HTMLObjectElement_get_object(IHTMLObjectElement *iface, IDispatch **p)
 106 {
 107     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 108
 109     TRACE("(%p)->(%p)\n", This, p);
 110
 111     return get_plugin_disp(&This->plugin_container, p);
 112 }
 113
 114 static HRESULT WINAPI HTMLObjectElement_get_classid(IHTMLObjectElement *iface, BSTR *p)
 115 {
 116     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 117     FIXME("(%p)->(%p)\n", This, p);
 118     return E_NOTIMPL;
 119 }
 120
 121 static HRESULT WINAPI HTMLObjectElement_get_data(IHTMLObjectElement *iface, BSTR *p)
 122 {
 123     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 124     FIXME("(%p)->(%p)\n", This, p);
 125     return E_NOTIMPL;
 126 }
 127
 128 static HRESULT WINAPI HTMLObjectElement_put_recordset(IHTMLObjectElement *iface, IDispatch *v)
 129 {
 130     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 131     FIXME("(%p)->(%p)\n", This, v);
 132     return E_NOTIMPL;
 133 }
 134
 135 static HRESULT WINAPI HTMLObjectElement_get_recordset(IHTMLObjectElement *iface, IDispatch **p)
 136 {
 137     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 138     FIXME("(%p)->(%p)\n", This, p);
 139     return E_NOTIMPL;
 140 }
 141
 142 static HRESULT WINAPI HTMLObjectElement_put_align(IHTMLObjectElement *iface, BSTR v)
 143 {
 144     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 145     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 146     return E_NOTIMPL;
 147 }
 148
 149 static HRESULT WINAPI HTMLObjectElement_get_align(IHTMLObjectElement *iface, BSTR *p)
 150 {
 151     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 152     FIXME("(%p)->(%p)\n", This, p);
 153     return E_NOTIMPL;
 154 }
 155
 156 static HRESULT WINAPI HTMLObjectElement_put_name(IHTMLObjectElement *iface, BSTR v)
 157 {
 158     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 159     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 160     return E_NOTIMPL;
 161 }
 162
 163 static HRESULT WINAPI HTMLObjectElement_get_name(IHTMLObjectElement *iface, BSTR *p)
 164 {
 165     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 166     FIXME("(%p)->(%p)\n", This, p);
 167     return E_NOTIMPL;
 168 }
 169
 170 static HRESULT WINAPI HTMLObjectElement_put_codeBase(IHTMLObjectElement *iface, BSTR v)
 171 {
 172     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 173     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 174     return E_NOTIMPL;
 175 }
 176
 177 static HRESULT WINAPI HTMLObjectElement_get_codeBase(IHTMLObjectElement *iface, BSTR *p)
 178 {
 179     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 180     FIXME("(%p)->(%p)\n", This, p);
 181     return E_NOTIMPL;
 182 }
 183
 184 static HRESULT WINAPI HTMLObjectElement_put_codeType(IHTMLObjectElement *iface, BSTR v)
 185 {
 186     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 187     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 188     return E_NOTIMPL;
 189 }
 190
 191 static HRESULT WINAPI HTMLObjectElement_get_codeType(IHTMLObjectElement *iface, BSTR *p)
 192 {
 193     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 194     FIXME("(%p)->(%p)\n", This, p);
 195     return E_NOTIMPL;
 196 }
 197
 198 static HRESULT WINAPI HTMLObjectElement_put_code(IHTMLObjectElement *iface, BSTR v)
 199 {
 200     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 201     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 202     return E_NOTIMPL;
 203 }
 204
 205 static HRESULT WINAPI HTMLObjectElement_get_code(IHTMLObjectElement *iface, BSTR *p)
 206 {
 207     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 208     FIXME("(%p)->(%p)\n", This, p);
 209     return E_NOTIMPL;
 210 }
 211
 212 static HRESULT WINAPI HTMLObjectElement_get_BaseHref(IHTMLObjectElement *iface, BSTR *p)
 213 {
 214     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 215     FIXME("(%p)->(%p)\n", This, p);
 216     return E_NOTIMPL;
 217 }
 218
 219 static HRESULT WINAPI HTMLObjectElement_put_type(IHTMLObjectElement *iface, BSTR v)
 220 {
 221     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 222     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 223     return E_NOTIMPL;
 224 }
 225
 226 static HRESULT WINAPI HTMLObjectElement_get_type(IHTMLObjectElement *iface, BSTR *p)
 227 {
 228     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 229     FIXME("(%p)->(%p)\n", This, p);
 230     return E_NOTIMPL;
 231 }
 232
 233 static HRESULT WINAPI HTMLObjectElement_get_form(IHTMLObjectElement *iface, IHTMLFormElement **p)
 234 {
 235     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 236     FIXME("(%p)->(%p)\n", This, p);
 237     return E_NOTIMPL;
 238 }
 239
 240 static HRESULT WINAPI HTMLObjectElement_put_width(IHTMLObjectElement *iface, VARIANT v)
 241 {
 242     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 243     FIXME("(%p)->(%s)\n", This, debugstr_variant(&v));
 244     return E_NOTIMPL;
 245 }
 246
 247 static HRESULT WINAPI HTMLObjectElement_get_width(IHTMLObjectElement *iface, VARIANT *p)
 248 {
 249     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 250     FIXME("(%p)->(%p)\n", This, p);
 251     return E_NOTIMPL;
 252 }
 253
 254 static HRESULT WINAPI HTMLObjectElement_put_height(IHTMLObjectElement *iface, VARIANT v)
 255 {
 256     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 257     FIXME("(%p)->(%s)\n", This, debugstr_variant(&v));
 258     return E_NOTIMPL;
 259 }
 260
 261 static HRESULT WINAPI HTMLObjectElement_get_height(IHTMLObjectElement *iface, VARIANT *p)
 262 {
 263     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 264     FIXME("(%p)->(%p)\n", This, p);
 265     return E_NOTIMPL;
 266 }
 267
 268 static HRESULT WINAPI HTMLObjectElement_get_readyState(IHTMLObjectElement *iface, LONG *p)
 269 {
 270     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 271     FIXME("(%p)->(%p)\n", This, p);
 272     return E_NOTIMPL;
 273 }
 274
 275 static HRESULT WINAPI HTMLObjectElement_put_onreadystatechange(IHTMLObjectElement *iface, VARIANT v)
 276 {
 277     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 278     FIXME("(%p)->(%s)\n", This, debugstr_variant(&v));
 279     return E_NOTIMPL;
 280 }
 281
 282 static HRESULT WINAPI HTMLObjectElement_get_onreadystatechange(IHTMLObjectElement *iface, VARIANT *p)
 283 {
 284     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 285     FIXME("(%p)->(%p)\n", This, p);
 286     return E_NOTIMPL;
 287 }
 288
 289 static HRESULT WINAPI HTMLObjectElement_put_onerror(IHTMLObjectElement *iface, VARIANT v)
 290 {
 291     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 292     FIXME("(%p)->(%s)\n", This, debugstr_variant(&v));
 293     return E_NOTIMPL;
 294 }
 295
 296 static HRESULT WINAPI HTMLObjectElement_get_onerror(IHTMLObjectElement *iface, VARIANT *p)
 297 {
 298     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 299     FIXME("(%p)->(%p)\n", This, p);
 300     return E_NOTIMPL;
 301 }
 302
 303 static HRESULT WINAPI HTMLObjectElement_put_altHtml(IHTMLObjectElement *iface, BSTR v)
 304 {
 305     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 306     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 307     return E_NOTIMPL;
 308 }
 309
 310 static HRESULT WINAPI HTMLObjectElement_get_altHtml(IHTMLObjectElement *iface, BSTR *p)
 311 {
 312     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 313     FIXME("(%p)->(%p)\n", This, p);
 314     return E_NOTIMPL;
 315 }
 316
 317 static HRESULT WINAPI HTMLObjectElement_put_vspace(IHTMLObjectElement *iface, LONG v)
 318 {
 319     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 320     FIXME("(%p)->(%d)\n", This, v);
 321     return E_NOTIMPL;
 322 }
 323
 324 static HRESULT WINAPI HTMLObjectElement_get_vspace(IHTMLObjectElement *iface, LONG *p)
 325 {
 326     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 327     PRInt32 vspace;
 328     nsresult nsres;
 329
 330     TRACE("(%p)->(%p)\n", This, p);
 331
 332     nsres = nsIDOMHTMLObjectElement_GetVspace(This->nsobject, &vspace);
 333     if(NS_FAILED(nsres)) {
 334         ERR("GetVspace failed: %08x\n", nsres);
 335         return E_FAIL;
 336     }
 337
 338     *p = vspace;
 339     return S_OK;
 340 }
 341
 342 static HRESULT WINAPI HTMLObjectElement_put_hspace(IHTMLObjectElement *iface, LONG v)
 343 {
 344     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 345     FIXME("(%p)->(%d)\n", This, v);
 346     return E_NOTIMPL;
 347 }
 348
 349 static HRESULT WINAPI HTMLObjectElement_get_hspace(IHTMLObjectElement *iface, LONG *p)
 350 {
 351     HTMLObjectElement *This = impl_from_IHTMLObjectElement(iface);
 352     FIXME("(%p)->(%p)\n", This, p);
 353     return E_NOTIMPL;
 354 }
 355
 356 static const IHTMLObjectElementVtbl HTMLObjectElementVtbl = {
 357     HTMLObjectElement_QueryInterface,
 358     HTMLObjectElement_AddRef,
 359     HTMLObjectElement_Release,
 360     HTMLObjectElement_GetTypeInfoCount,
 361     HTMLObjectElement_GetTypeInfo,
 362     HTMLObjectElement_GetIDsOfNames,
 363     HTMLObjectElement_Invoke,
 364     HTMLObjectElement_get_object,
 365     HTMLObjectElement_get_classid,
 366     HTMLObjectElement_get_data,
 367     HTMLObjectElement_put_recordset,
 368     HTMLObjectElement_get_recordset,
 369     HTMLObjectElement_put_align,
 370     HTMLObjectElement_get_align,
 371     HTMLObjectElement_put_name,
 372     HTMLObjectElement_get_name,
 373     HTMLObjectElement_put_codeBase,
 374     HTMLObjectElement_get_codeBase,
 375     HTMLObjectElement_put_codeType,
 376     HTMLObjectElement_get_codeType,
 377     HTMLObjectElement_put_code,
 378     HTMLObjectElement_get_code,
 379     HTMLObjectElement_get_BaseHref,
 380     HTMLObjectElement_put_type,
 381     HTMLObjectElement_get_type,
 382     HTMLObjectElement_get_form,
 383     HTMLObjectElement_put_width,
 384     HTMLObjectElement_get_width,
 385     HTMLObjectElement_put_height,
 386     HTMLObjectElement_get_height,
 387     HTMLObjectElement_get_readyState,
 388     HTMLObjectElement_put_onreadystatechange,
 389     HTMLObjectElement_get_onreadystatechange,
 390     HTMLObjectElement_put_onerror,
 391     HTMLObjectElement_get_onerror,
 392     HTMLObjectElement_put_altHtml,
 393     HTMLObjectElement_get_altHtml,
 394     HTMLObjectElement_put_vspace,
 395     HTMLObjectElement_get_vspace,
 396     HTMLObjectElement_put_hspace,
 397     HTMLObjectElement_get_hspace
 398 };
 399
 400 static inline HTMLObjectElement *impl_from_HTMLDOMNode(HTMLDOMNode *iface)
 401 {
 402     return CONTAINING_RECORD(iface, HTMLObjectElement, plugin_container.element.node);
 403 }
 404
 405 static HRESULT HTMLObjectElement_QI(HTMLDOMNode *iface, REFIID riid, void **ppv)
 406 {
 407     HTMLObjectElement *This = impl_from_HTMLDOMNode(iface);
 408
 409     if(IsEqualGUID(&IID_IUnknown, riid)) {
 410         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
 411         *ppv = &This->IHTMLObjectElement_iface;
 412     }else if(IsEqualGUID(&IID_IDispatch, riid)) {
 413         TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
 414         *ppv = &This->IHTMLObjectElement_iface;
 415     }else if(IsEqualGUID(&IID_IHTMLObjectElement, riid)) {
 416         TRACE("(%p)->(IID_IHTMLObjectElement %p)\n", This, ppv);
 417         *ppv = &This->IHTMLObjectElement_iface;
 418     }else if(IsEqualGUID(&IID_HTMLPluginContainer, riid)) {
 419         TRACE("(%p)->(IID_HTMLPluginContainer %p)\n", This, ppv);
 420         *ppv = &This->plugin_container;
 421         return S_OK;
 422     }else {
 423         HRESULT hres;
 424
 425         hres = HTMLElement_QI(&This->plugin_container.element.node, riid, ppv);
 426         if(hres == E_NOINTERFACE && This->plugin_container.plugin_host && This->plugin_container.plugin_host->plugin_unk) {
 427             IUnknown *plugin_iface, *ret;
 428
 429             hres = IUnknown_QueryInterface(This->plugin_container.plugin_host->plugin_unk, riid, (void**)&plugin_iface);
 430             if(hres == S_OK) {
 431                 hres = wrap_iface(plugin_iface, (IUnknown*)&This->IHTMLObjectElement_iface, &ret);
 432                 IUnknown_Release(plugin_iface);
 433                 if(FAILED(hres))
 434                     return hres;
 435
 436                 TRACE("returning plugin iface %p wrapped to %p\n", plugin_iface, ret);
 437                 *ppv = ret;
 438                 return S_OK;
 439             }
 440         }
 441
 442         return hres;
 443     }
 444
 445     IUnknown_AddRef((IUnknown*)*ppv);
 446     return S_OK;
 447 }
 448
 449 static void HTMLObjectElement_destructor(HTMLDOMNode *iface)
 450 {
 451     HTMLObjectElement *This = impl_from_HTMLDOMNode(iface);
 452
 453     if(This->plugin_container.plugin_host)
 454         detach_plugin_host(This->plugin_container.plugin_host);
 455     if(This->nsobject)
 456         nsIDOMHTMLObjectElement_Release(This->nsobject);
 457
 458     HTMLElement_destructor(&This->plugin_container.element.node);
 459 }
 460
 461 static HRESULT HTMLObjectElement_get_readystate(HTMLDOMNode *iface, BSTR *p)
 462 {
 463     HTMLObjectElement *This = impl_from_HTMLDOMNode(iface);
 464     FIXME("(%p)->(%p)\n", This, p);
 465     return E_NOTIMPL;
 466 }
 467
 468 static HRESULT HTMLObjectElement_get_dispid(HTMLDOMNode *iface, BSTR name,
 469         DWORD grfdex, DISPID *pid)
 470 {
 471     HTMLObjectElement *This = impl_from_HTMLDOMNode(iface);
 472
 473     TRACE("(%p)->(%s %x %p)\n", This, debugstr_w(name), grfdex, pid);
 474
 475     return get_plugin_dispid(&This->plugin_container, name, pid);
 476 }
 477
 478 static HRESULT HTMLObjectElement_invoke(HTMLDOMNode *iface, DISPID id, LCID lcid,
 479         WORD flags, DISPPARAMS *params, VARIANT *res, EXCEPINFO *ei, IServiceProvider *caller)
 480 {
 481     HTMLObjectElement *This = impl_from_HTMLDOMNode(iface);
 482
 483     TRACE("(%p)->(%d)\n", This, id);
 484
 485     return invoke_plugin_prop(&This->plugin_container, id, lcid, flags, params, res, ei);
 486 }
 487
 488 static const NodeImplVtbl HTMLObjectElementImplVtbl = {
 489     HTMLObjectElement_QI,
 490     HTMLObjectElement_destructor,
 491     HTMLElement_clone,
 492     HTMLElement_get_attr_col,
 493     NULL,
 494     NULL,
 495     NULL,
 496     NULL,
 497     NULL,
 498     NULL,
 499     HTMLObjectElement_get_readystate,
 500     HTMLObjectElement_get_dispid,
 501     HTMLObjectElement_invoke
 502 };
 503
 504 static const tid_t HTMLObjectElement_iface_tids[] = {
 505     HTMLELEMENT_TIDS,
 506     IHTMLObjectElement_tid,
 507     0
 508 };
 509 static dispex_static_data_t HTMLObjectElement_dispex = {
 510     NULL,
 511     DispHTMLObjectElement_tid,
 512     NULL,
 513     HTMLObjectElement_iface_tids
 514 };
 515
 516 HRESULT HTMLObjectElement_Create(HTMLDocumentNode *doc, nsIDOMHTMLElement *nselem, HTMLElement **elem)
 517 {
 518     HTMLObjectElement *ret;
 519     nsresult nsres;
 520
 521     ret = heap_alloc_zero(sizeof(*ret));
 522     if(!ret)
 523         return E_OUTOFMEMORY;
 524
 525     ret->IHTMLObjectElement_iface.lpVtbl = &HTMLObjectElementVtbl;
 526     ret->plugin_container.element.node.vtbl = &HTMLObjectElementImplVtbl;
 527
 528     nsres = nsIDOMHTMLElement_QueryInterface(nselem, &IID_nsIDOMHTMLObjectElement, (void**)&ret->nsobject);
 529     if(NS_FAILED(nsres)) {
 530         ERR("Could not get nsIDOMHTMLObjectElement iface: %08x\n", nsres);
 531         heap_free(ret);
 532         return E_FAIL;
 533     }
 534
 535     HTMLElement_Init(&ret->plugin_container.element, doc, nselem, &HTMLObjectElement_dispex);
 536
 537     *elem = &ret->plugin_container.element;
 538     return S_OK;
 539 }