dlls/mshtml/htmlframebase.c

   1 /*
   2  * Copyright 2008 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 "mshtml_private.h"
  29
  30 #include "wine/debug.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  33
  34 static const WCHAR autoW[] = {'a','u','t','o',0};
  35 static const WCHAR yesW[] = {'y','e','s',0};
  36 static const WCHAR noW[] = {'n','o',0};
  37
  38 HRESULT set_frame_doc(HTMLFrameBase *frame, nsIDOMDocument *nsdoc)
  39 {
  40     nsIDOMWindow *nswindow;
  41     HTMLWindow *window;
  42     nsresult nsres;
  43     HRESULT hres = S_OK;
  44
  45     if(frame->content_window)
  46         return S_OK;
  47
  48     nsres = nsIDOMDocument_GetDefaultView(nsdoc, &nswindow);
  49     if(NS_FAILED(nsres) || !nswindow)
  50         return E_FAIL;
  51
  52     window = nswindow_to_window(nswindow);
  53     if(!window)
  54         hres = HTMLWindow_Create(frame->element.node.doc->basedoc.doc_obj, nswindow,
  55                 frame->element.node.doc->basedoc.window, &window);
  56     nsIDOMWindow_Release(nswindow);
  57     if(FAILED(hres))
  58         return hres;
  59
  60     frame->content_window = window;
  61     window->frame_element = frame;
  62     return S_OK;
  63 }
  64
  65 static inline HTMLFrameBase *impl_from_IHTMLFrameBase(IHTMLFrameBase *iface)
  66 {
  67     return CONTAINING_RECORD(iface, HTMLFrameBase, IHTMLFrameBase_iface);
  68 }
  69
  70 static HRESULT WINAPI HTMLFrameBase_QueryInterface(IHTMLFrameBase *iface, REFIID riid, void **ppv)
  71 {
  72     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
  73
  74     return IHTMLDOMNode_QueryInterface(&This->element.node.IHTMLDOMNode_iface, riid, ppv);
  75 }
  76
  77 static ULONG WINAPI HTMLFrameBase_AddRef(IHTMLFrameBase *iface)
  78 {
  79     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
  80
  81     return IHTMLDOMNode_AddRef(&This->element.node.IHTMLDOMNode_iface);
  82 }
  83
  84 static ULONG WINAPI HTMLFrameBase_Release(IHTMLFrameBase *iface)
  85 {
  86     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
  87
  88     return IHTMLDOMNode_Release(&This->element.node.IHTMLDOMNode_iface);
  89 }
  90
  91 static HRESULT WINAPI HTMLFrameBase_GetTypeInfoCount(IHTMLFrameBase *iface, UINT *pctinfo)
  92 {
  93     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
  94
  95     return IDispatchEx_GetTypeInfoCount(&This->element.node.dispex.IDispatchEx_iface, pctinfo);
  96 }
  97
  98 static HRESULT WINAPI HTMLFrameBase_GetTypeInfo(IHTMLFrameBase *iface, UINT iTInfo,
  99         LCID lcid, ITypeInfo **ppTInfo)
 100 {
 101     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 102
 103     return IDispatchEx_GetTypeInfo(&This->element.node.dispex.IDispatchEx_iface, iTInfo, lcid,
 104             ppTInfo);
 105 }
 106
 107 static HRESULT WINAPI HTMLFrameBase_GetIDsOfNames(IHTMLFrameBase *iface, REFIID riid,
 108         LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId)
 109 {
 110     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 111
 112     return IDispatchEx_GetIDsOfNames(&This->element.node.dispex.IDispatchEx_iface, riid, rgszNames,
 113             cNames, lcid, rgDispId);
 114 }
 115
 116 static HRESULT WINAPI HTMLFrameBase_Invoke(IHTMLFrameBase *iface, DISPID dispIdMember,
 117         REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 118         VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 119 {
 120     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 121
 122     return IDispatchEx_Invoke(&This->element.node.dispex.IDispatchEx_iface, dispIdMember, riid,
 123             lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 124 }
 125
 126 static HRESULT WINAPI HTMLFrameBase_put_src(IHTMLFrameBase *iface, BSTR v)
 127 {
 128     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 129
 130     TRACE("(%p)->(%s)\n", This, debugstr_w(v));
 131
 132     if(!This->content_window || !This->element.node.doc || !This->element.node.doc->basedoc.window) {
 133         FIXME("detached element\n");
 134         return E_FAIL;
 135     }
 136
 137     return navigate_url(This->content_window, v, This->element.node.doc->basedoc.window->url);
 138 }
 139
 140 static HRESULT WINAPI HTMLFrameBase_get_src(IHTMLFrameBase *iface, BSTR *p)
 141 {
 142     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 143     FIXME("(%p)->(%p)\n", This, p);
 144     return E_NOTIMPL;
 145 }
 146
 147 static HRESULT WINAPI HTMLFrameBase_put_name(IHTMLFrameBase *iface, BSTR v)
 148 {
 149     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 150     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 151     return E_NOTIMPL;
 152 }
 153
 154 static HRESULT WINAPI HTMLFrameBase_get_name(IHTMLFrameBase *iface, BSTR *p)
 155 {
 156     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 157     nsAString nsstr;
 158     const PRUnichar *strdata;
 159     nsresult nsres;
 160
 161     TRACE("(%p)->(%p)\n", This, p);
 162
 163     if(This->nsframe) {
 164         nsAString_Init(&nsstr, NULL);
 165         nsres = nsIDOMHTMLFrameElement_GetName(This->nsframe, &nsstr);
 166     }else if(This->nsiframe) {
 167         nsAString_Init(&nsstr, NULL);
 168         nsres = nsIDOMHTMLIFrameElement_GetName(This->nsiframe, &nsstr);
 169     }else {
 170         ERR("No attached ns frame object\n");
 171         return E_UNEXPECTED;
 172     }
 173
 174     if(NS_FAILED(nsres)) {
 175         ERR("GetName failed: 0x%08x\n", nsres);
 176         nsAString_Finish(&nsstr);
 177         return E_FAIL;
 178     }
 179
 180     nsAString_GetData(&nsstr, &strdata);
 181     if(*strdata) {
 182         *p = SysAllocString(strdata);
 183         if(!*p) {
 184             nsAString_Finish(&nsstr);
 185             return E_OUTOFMEMORY;
 186         }
 187     }else
 188         *p = NULL;
 189
 190     nsAString_Finish(&nsstr);
 191
 192     return S_OK;
 193 }
 194
 195 static HRESULT WINAPI HTMLFrameBase_put_border(IHTMLFrameBase *iface, VARIANT v)
 196 {
 197     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 198     FIXME("(%p)->(%s)\n", This, debugstr_variant(&v));
 199     return E_NOTIMPL;
 200 }
 201
 202 static HRESULT WINAPI HTMLFrameBase_get_border(IHTMLFrameBase *iface, VARIANT *p)
 203 {
 204     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 205     FIXME("(%p)->(%p)\n", This, p);
 206     return E_NOTIMPL;
 207 }
 208
 209 static HRESULT WINAPI HTMLFrameBase_put_frameBorder(IHTMLFrameBase *iface, BSTR v)
 210 {
 211     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 212     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 213     return E_NOTIMPL;
 214 }
 215
 216 static HRESULT WINAPI HTMLFrameBase_get_frameBorder(IHTMLFrameBase *iface, BSTR *p)
 217 {
 218     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 219     FIXME("(%p)->(%p)\n", This, p);
 220     return E_NOTIMPL;
 221 }
 222
 223 static HRESULT WINAPI HTMLFrameBase_put_frameSpacing(IHTMLFrameBase *iface, VARIANT v)
 224 {
 225     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 226     FIXME("(%p)->(%s)\n", This, debugstr_variant(&v));
 227     return E_NOTIMPL;
 228 }
 229
 230 static HRESULT WINAPI HTMLFrameBase_get_frameSpacing(IHTMLFrameBase *iface, VARIANT *p)
 231 {
 232     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 233     FIXME("(%p)->(%p)\n", This, p);
 234     return E_NOTIMPL;
 235 }
 236
 237 static HRESULT WINAPI HTMLFrameBase_put_marginWidth(IHTMLFrameBase *iface, VARIANT v)
 238 {
 239     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 240     FIXME("(%p)->(%s)\n", This, debugstr_variant(&v));
 241     return E_NOTIMPL;
 242 }
 243
 244 static HRESULT WINAPI HTMLFrameBase_get_marginWidth(IHTMLFrameBase *iface, VARIANT *p)
 245 {
 246     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 247     FIXME("(%p)->(%p)\n", This, p);
 248     return E_NOTIMPL;
 249 }
 250
 251 static HRESULT WINAPI HTMLFrameBase_put_marginHeight(IHTMLFrameBase *iface, VARIANT v)
 252 {
 253     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 254     FIXME("(%p)->(%s)\n", This, debugstr_variant(&v));
 255     return E_NOTIMPL;
 256 }
 257
 258 static HRESULT WINAPI HTMLFrameBase_get_marginHeight(IHTMLFrameBase *iface, VARIANT *p)
 259 {
 260     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 261     FIXME("(%p)->(%p)\n", This, p);
 262     return E_NOTIMPL;
 263 }
 264
 265 static HRESULT WINAPI HTMLFrameBase_put_noResize(IHTMLFrameBase *iface, VARIANT_BOOL v)
 266 {
 267     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 268     FIXME("(%p)->(%x)\n", This, v);
 269     return E_NOTIMPL;
 270 }
 271
 272 static HRESULT WINAPI HTMLFrameBase_get_noResize(IHTMLFrameBase *iface, VARIANT_BOOL *p)
 273 {
 274     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 275     FIXME("(%p)->(%p)\n", This, p);
 276     return E_NOTIMPL;
 277 }
 278
 279 static HRESULT WINAPI HTMLFrameBase_put_scrolling(IHTMLFrameBase *iface, BSTR v)
 280 {
 281     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 282     nsAString nsstr;
 283     nsresult nsres;
 284
 285     TRACE("(%p)->(%s)\n", This, debugstr_w(v));
 286
 287     if(!(!strcmpiW(v, yesW) || !strcmpiW(v, noW) || !strcmpiW(v, autoW)))
 288         return E_INVALIDARG;
 289
 290     if(This->nsframe) {
 291         nsAString_InitDepend(&nsstr, v);
 292         nsres = nsIDOMHTMLFrameElement_SetScrolling(This->nsframe, &nsstr);
 293     }else if(This->nsiframe) {
 294         nsAString_InitDepend(&nsstr, v);
 295         nsres = nsIDOMHTMLIFrameElement_SetScrolling(This->nsiframe, &nsstr);
 296     }else {
 297         ERR("No attached ns frame object\n");
 298         return E_UNEXPECTED;
 299     }
 300     nsAString_Finish(&nsstr);
 301
 302     if(NS_FAILED(nsres)) {
 303         ERR("SetScrolling failed: 0x%08x\n", nsres);
 304         return E_FAIL;
 305     }
 306
 307     return S_OK;
 308 }
 309
 310 static HRESULT WINAPI HTMLFrameBase_get_scrolling(IHTMLFrameBase *iface, BSTR *p)
 311 {
 312     HTMLFrameBase *This = impl_from_IHTMLFrameBase(iface);
 313     nsAString nsstr;
 314     const PRUnichar *strdata;
 315     nsresult nsres;
 316
 317     TRACE("(%p)->(%p)\n", This, p);
 318
 319     if(This->nsframe) {
 320         nsAString_Init(&nsstr, NULL);
 321         nsres = nsIDOMHTMLFrameElement_GetScrolling(This->nsframe, &nsstr);
 322     }else if(This->nsiframe) {
 323         nsAString_Init(&nsstr, NULL);
 324         nsres = nsIDOMHTMLIFrameElement_GetScrolling(This->nsiframe, &nsstr);
 325     }else {
 326         ERR("No attached ns frame object\n");
 327         return E_UNEXPECTED;
 328     }
 329
 330     if(NS_FAILED(nsres)) {
 331         ERR("GetScrolling failed: 0x%08x\n", nsres);
 332         nsAString_Finish(&nsstr);
 333         return E_FAIL;
 334     }
 335
 336     nsAString_GetData(&nsstr, &strdata);
 337
 338     if(*strdata)
 339         *p = SysAllocString(strdata);
 340     else
 341         *p = SysAllocString(autoW);
 342
 343     nsAString_Finish(&nsstr);
 344
 345     return *p ? S_OK : E_OUTOFMEMORY;
 346 }
 347
 348 static const IHTMLFrameBaseVtbl HTMLFrameBaseVtbl = {
 349     HTMLFrameBase_QueryInterface,
 350     HTMLFrameBase_AddRef,
 351     HTMLFrameBase_Release,
 352     HTMLFrameBase_GetTypeInfoCount,
 353     HTMLFrameBase_GetTypeInfo,
 354     HTMLFrameBase_GetIDsOfNames,
 355     HTMLFrameBase_Invoke,
 356     HTMLFrameBase_put_src,
 357     HTMLFrameBase_get_src,
 358     HTMLFrameBase_put_name,
 359     HTMLFrameBase_get_name,
 360     HTMLFrameBase_put_border,
 361     HTMLFrameBase_get_border,
 362     HTMLFrameBase_put_frameBorder,
 363     HTMLFrameBase_get_frameBorder,
 364     HTMLFrameBase_put_frameSpacing,
 365     HTMLFrameBase_get_frameSpacing,
 366     HTMLFrameBase_put_marginWidth,
 367     HTMLFrameBase_get_marginWidth,
 368     HTMLFrameBase_put_marginHeight,
 369     HTMLFrameBase_get_marginHeight,
 370     HTMLFrameBase_put_noResize,
 371     HTMLFrameBase_get_noResize,
 372     HTMLFrameBase_put_scrolling,
 373     HTMLFrameBase_get_scrolling
 374 };
 375
 376 static inline HTMLFrameBase *impl_from_IHTMLFrameBase2(IHTMLFrameBase2 *iface)
 377 {
 378     return CONTAINING_RECORD(iface, HTMLFrameBase, IHTMLFrameBase2_iface);
 379 }
 380
 381 static HRESULT WINAPI HTMLFrameBase2_QueryInterface(IHTMLFrameBase2 *iface, REFIID riid, void **ppv)
 382 {
 383     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 384
 385     return IHTMLDOMNode_QueryInterface(&This->element.node.IHTMLDOMNode_iface, riid, ppv);
 386 }
 387
 388 static ULONG WINAPI HTMLFrameBase2_AddRef(IHTMLFrameBase2 *iface)
 389 {
 390     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 391
 392     return IHTMLDOMNode_AddRef(&This->element.node.IHTMLDOMNode_iface);
 393 }
 394
 395 static ULONG WINAPI HTMLFrameBase2_Release(IHTMLFrameBase2 *iface)
 396 {
 397     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 398
 399     return IHTMLDOMNode_Release(&This->element.node.IHTMLDOMNode_iface);
 400 }
 401
 402 static HRESULT WINAPI HTMLFrameBase2_GetTypeInfoCount(IHTMLFrameBase2 *iface, UINT *pctinfo)
 403 {
 404     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 405     FIXME("(%p)\n", This);
 406     return E_NOTIMPL;
 407 }
 408
 409 static HRESULT WINAPI HTMLFrameBase2_GetTypeInfo(IHTMLFrameBase2 *iface, UINT iTInfo,
 410         LCID lcid, ITypeInfo **ppTInfo)
 411 {
 412     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 413     FIXME("(%p)\n", This);
 414     return E_NOTIMPL;
 415 }
 416
 417 static HRESULT WINAPI HTMLFrameBase2_GetIDsOfNames(IHTMLFrameBase2 *iface, REFIID riid,
 418         LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId)
 419 {
 420     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 421     FIXME("(%p)\n", This);
 422     return E_NOTIMPL;
 423 }
 424
 425 static HRESULT WINAPI HTMLFrameBase2_Invoke(IHTMLFrameBase2 *iface, DISPID dispIdMember,
 426         REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 427         VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 428 {
 429     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 430     FIXME("(%p)\n", This);
 431     return E_NOTIMPL;
 432 }
 433
 434 static HRESULT WINAPI HTMLFrameBase2_get_contentWindow(IHTMLFrameBase2 *iface, IHTMLWindow2 **p)
 435 {
 436     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 437
 438     TRACE("(%p)->(%p)\n", This, p);
 439
 440     if(This->content_window) {
 441         IHTMLWindow2_AddRef(&This->content_window->IHTMLWindow2_iface);
 442         *p = &This->content_window->IHTMLWindow2_iface;
 443     }else {
 444         WARN("NULL content window\n");
 445         *p = NULL;
 446     }
 447     return S_OK;
 448 }
 449
 450 static HRESULT WINAPI HTMLFrameBase2_put_onload(IHTMLFrameBase2 *iface, VARIANT v)
 451 {
 452     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 453     FIXME("(%p)->(%s)\n", This, debugstr_variant(&v));
 454     return E_NOTIMPL;
 455 }
 456
 457 static HRESULT WINAPI HTMLFrameBase2_get_onload(IHTMLFrameBase2 *iface, VARIANT *p)
 458 {
 459     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 460     FIXME("(%p)->(%p)\n", This, p);
 461     return E_NOTIMPL;
 462 }
 463
 464 static HRESULT WINAPI HTMLFrameBase2_put_onreadystatechange(IHTMLFrameBase2 *iface, VARIANT v)
 465 {
 466     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 467     FIXME("(%p)->(%s)\n", This, debugstr_variant(&v));
 468     return E_NOTIMPL;
 469 }
 470
 471 static HRESULT WINAPI HTMLFrameBase2_get_onreadystatechange(IHTMLFrameBase2 *iface, VARIANT *p)
 472 {
 473     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 474     FIXME("(%p)->(%p)\n", This, p);
 475     return E_NOTIMPL;
 476 }
 477
 478 static HRESULT WINAPI HTMLFrameBase2_get_readyState(IHTMLFrameBase2 *iface, BSTR *p)
 479 {
 480     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 481
 482     TRACE("(%p)->(%p)\n", This, p);
 483
 484     if(!This->content_window || !This->content_window->doc) {
 485         FIXME("no document associated\n");
 486         return E_FAIL;
 487     }
 488
 489     return IHTMLDocument2_get_readyState(&This->content_window->doc->basedoc.IHTMLDocument2_iface, p);
 490 }
 491
 492 static HRESULT WINAPI HTMLFrameBase2_put_allowTransparency(IHTMLFrameBase2 *iface, VARIANT_BOOL v)
 493 {
 494     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 495     FIXME("(%p)->(%x)\n", This, v);
 496     return E_NOTIMPL;
 497 }
 498
 499 static HRESULT WINAPI HTMLFrameBase2_get_allowTransparency(IHTMLFrameBase2 *iface, VARIANT_BOOL *p)
 500 {
 501     HTMLFrameBase *This = impl_from_IHTMLFrameBase2(iface);
 502     FIXME("(%p)->(%p)\n", This, p);
 503     return E_NOTIMPL;
 504 }
 505
 506 static const IHTMLFrameBase2Vtbl HTMLFrameBase2Vtbl = {
 507     HTMLFrameBase2_QueryInterface,
 508     HTMLFrameBase2_AddRef,
 509     HTMLFrameBase2_Release,
 510     HTMLFrameBase2_GetTypeInfoCount,
 511     HTMLFrameBase2_GetTypeInfo,
 512     HTMLFrameBase2_GetIDsOfNames,
 513     HTMLFrameBase2_Invoke,
 514     HTMLFrameBase2_get_contentWindow,
 515     HTMLFrameBase2_put_onload,
 516     HTMLFrameBase2_get_onload,
 517     HTMLFrameBase2_put_onreadystatechange,
 518     HTMLFrameBase2_get_onreadystatechange,
 519     HTMLFrameBase2_get_readyState,
 520     HTMLFrameBase2_put_allowTransparency,
 521     HTMLFrameBase2_get_allowTransparency
 522 };
 523
 524 HRESULT HTMLFrameBase_QI(HTMLFrameBase *This, REFIID riid, void **ppv)
 525 {
 526     if(IsEqualGUID(&IID_IHTMLFrameBase, riid)) {
 527         TRACE("(%p)->(IID_IHTMLFrameBase %p)\n", This, ppv);
 528         *ppv = &This->IHTMLFrameBase_iface;
 529     }else if(IsEqualGUID(&IID_IHTMLFrameBase2, riid)) {
 530         TRACE("(%p)->(IID_IHTMLFrameBase2 %p)\n", This, ppv);
 531         *ppv = &This->IHTMLFrameBase2_iface;
 532     }else {
 533         return HTMLElement_QI(&This->element.node, riid, ppv);
 534     }
 535
 536     IUnknown_AddRef((IUnknown*)*ppv);
 537     return S_OK;
 538 }
 539
 540 void HTMLFrameBase_destructor(HTMLFrameBase *This)
 541 {
 542     if(This->content_window)
 543         This->content_window->frame_element = NULL;
 544
 545     if(This->nsframe)
 546         nsIDOMHTMLFrameElement_Release(This->nsframe);
 547     if(This->nsiframe)
 548         nsIDOMHTMLIFrameElement_Release(This->nsiframe);
 549
 550     HTMLElement_destructor(&This->element.node);
 551 }
 552
 553 void HTMLFrameBase_Init(HTMLFrameBase *This, HTMLDocumentNode *doc, nsIDOMHTMLElement *nselem,
 554         dispex_static_data_t *dispex_data)
 555 {
 556     nsresult nsres;
 557
 558     This->IHTMLFrameBase_iface.lpVtbl = &HTMLFrameBaseVtbl;
 559     This->IHTMLFrameBase2_iface.lpVtbl = &HTMLFrameBase2Vtbl;
 560
 561     HTMLElement_Init(&This->element, doc, nselem, dispex_data);
 562
 563     nsres = nsIDOMHTMLElement_QueryInterface(nselem, &IID_nsIDOMHTMLFrameElement, (void**)&This->nsframe);
 564     if(NS_FAILED(nsres)) {
 565         nsres = nsIDOMHTMLElement_QueryInterface(nselem, &IID_nsIDOMHTMLIFrameElement, (void**)&This->nsiframe);
 566         if(NS_FAILED(nsres))
 567             ERR("Could not get nsIDOMHTML[I]Frame interface\n");
 568     }else
 569         This->nsiframe = NULL;
 570 }