dlls/ieframe/oleobject.c

   1 /*
   2  * Implementation of IOleObject interfaces for WebBrowser control
   3  *
   4  * - IOleObject
   5  * - IOleInPlaceObject
   6  * - IOleControl
   7  *
   8  * Copyright 2001 John R. Sheets (for CodeWeavers)
   9  * Copyright 2005 Jacek Caban
  10  *
  11  * This library is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU Lesser General Public
  13  * License as published by the Free Software Foundation; either
  14  * version 2.1 of the License, or (at your option) any later version.
  15  *
  16  * This library is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * Lesser General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU Lesser General Public
  22  * License along with this library; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  24  */
  25
  26 #include <string.h>
  27
  28 #include "ieframe.h"
  29
  30 #include "htiframe.h"
  31 #include "idispids.h"
  32 #include "mshtmdid.h"
  33
  34 #include "wine/debug.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(ieframe);
  37
  38 /* shlwapi.dll */
  39 HWND WINAPI SHSetParentHwnd(HWND hWnd, HWND hWndParent);
  40
  41 static ATOM shell_embedding_atom = 0;
  42
  43 static LRESULT resize_window(WebBrowser *This, LONG width, LONG height)
  44 {
  45     if(This->doc_host.hwnd)
  46         SetWindowPos(This->doc_host.hwnd, NULL, 0, 0, width, height,
  47                      SWP_NOZORDER | SWP_NOACTIVATE);
  48
  49     return 0;
  50 }
  51
  52 static void notify_on_focus(WebBrowser *This, BOOL got_focus)
  53 {
  54     IOleControlSite *control_site;
  55     HRESULT hres;
  56
  57     if(!This->client)
  58         return;
  59
  60     hres = IOleClientSite_QueryInterface(This->client, &IID_IOleControlSite, (void**)&control_site);
  61     if(FAILED(hres))
  62         return;
  63
  64     IOleControlSite_OnFocus(control_site, got_focus);
  65     IOleControlSite_Release(control_site);
  66 }
  67
  68 static LRESULT WINAPI shell_embedding_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
  69 {
  70     WebBrowser *This;
  71
  72     static const WCHAR wszTHIS[] = {'T','H','I','S',0};
  73
  74     if(msg == WM_CREATE) {
  75         This = *(WebBrowser**)lParam;
  76         SetPropW(hwnd, wszTHIS, This);
  77     }else {
  78         This = GetPropW(hwnd, wszTHIS);
  79     }
  80
  81     switch(msg) {
  82     case WM_SIZE:
  83         return resize_window(This, LOWORD(lParam), HIWORD(lParam));
  84     case WM_DOCHOSTTASK:
  85         return process_dochost_tasks(&This->doc_host);
  86     case WM_SETFOCUS:
  87         notify_on_focus(This, TRUE);
  88         break;
  89     case WM_KILLFOCUS:
  90         notify_on_focus(This, FALSE);
  91         break;
  92     }
  93
  94     return DefWindowProcW(hwnd, msg, wParam, lParam);
  95 }
  96
  97 static void create_shell_embedding_hwnd(WebBrowser *This)
  98 {
  99     IOleInPlaceSite *inplace;
 100     HWND parent = NULL;
 101     HRESULT hres;
 102
 103     static const WCHAR wszShellEmbedding[] =
 104         {'S','h','e','l','l',' ','E','m','b','e','d','d','i','n','g',0};
 105
 106     if(!shell_embedding_atom) {
 107         static WNDCLASSEXW wndclass = {
 108             sizeof(wndclass),
 109             CS_DBLCLKS,
 110             shell_embedding_proc,
 111             0, 0 /* native uses 8 */, NULL, NULL, NULL,
 112             (HBRUSH)(COLOR_WINDOW + 1), NULL,
 113             wszShellEmbedding,
 114             NULL
 115         };
 116         wndclass.hInstance = ieframe_instance;
 117
 118         RegisterClassExW(&wndclass);
 119     }
 120
 121     hres = IOleClientSite_QueryInterface(This->client, &IID_IOleInPlaceSite, (void**)&inplace);
 122     if(SUCCEEDED(hres)) {
 123         IOleInPlaceSite_GetWindow(inplace, &parent);
 124         IOleInPlaceSite_Release(inplace);
 125     }
 126
 127     This->doc_host.frame_hwnd = This->shell_embedding_hwnd = CreateWindowExW(
 128             WS_EX_WINDOWEDGE,
 129             wszShellEmbedding, wszShellEmbedding,
 130             WS_CLIPSIBLINGS | WS_CLIPCHILDREN
 131             | (parent ? WS_CHILD | WS_TABSTOP : WS_POPUP | WS_MAXIMIZEBOX),
 132             0, 0, 0, 0, parent,
 133             NULL, ieframe_instance, This);
 134
 135     TRACE("parent=%p hwnd=%p\n", parent, This->shell_embedding_hwnd);
 136 }
 137
 138 static HRESULT activate_inplace(WebBrowser *This, IOleClientSite *active_site)
 139 {
 140     HWND parent_hwnd;
 141     HRESULT hres;
 142
 143     if(This->inplace)
 144         return S_OK;
 145
 146     if(!active_site)
 147         return E_INVALIDARG;
 148
 149     hres = IOleClientSite_QueryInterface(active_site, &IID_IOleInPlaceSite,
 150                                          (void**)&This->inplace);
 151     if(FAILED(hres)) {
 152         WARN("Could not get IOleInPlaceSite\n");
 153         return hres;
 154     }
 155
 156     hres = IOleInPlaceSiteEx_CanInPlaceActivate(This->inplace);
 157     if(hres != S_OK) {
 158         WARN("CanInPlaceActivate returned: %08x\n", hres);
 159         IOleInPlaceSiteEx_Release(This->inplace);
 160         This->inplace = NULL;
 161         return E_FAIL;
 162     }
 163
 164     hres = IOleInPlaceSiteEx_GetWindow(This->inplace, &parent_hwnd);
 165     if(SUCCEEDED(hres))
 166         SHSetParentHwnd(This->shell_embedding_hwnd, parent_hwnd);
 167
 168     IOleInPlaceSiteEx_OnInPlaceActivate(This->inplace);
 169
 170     This->frameinfo.cb = sizeof(OLEINPLACEFRAMEINFO);
 171     IOleInPlaceSiteEx_GetWindowContext(This->inplace, &This->doc_host.frame, &This->uiwindow,
 172                                        &This->pos_rect, &This->clip_rect,
 173                                        &This->frameinfo);
 174
 175     SetWindowPos(This->shell_embedding_hwnd, NULL,
 176                  This->pos_rect.left, This->pos_rect.top,
 177                  This->pos_rect.right-This->pos_rect.left,
 178                  This->pos_rect.bottom-This->pos_rect.top,
 179                  SWP_NOZORDER | SWP_SHOWWINDOW);
 180
 181     if(This->client) {
 182         IOleContainer *container;
 183
 184         IOleClientSite_ShowObject(This->client);
 185
 186         hres = IOleClientSite_GetContainer(This->client, &container);
 187         if(SUCCEEDED(hres)) {
 188             if(This->container)
 189                 IOleContainer_Release(This->container);
 190             This->container = container;
 191         }
 192     }
 193
 194     if(This->doc_host.frame)
 195         IOleInPlaceFrame_GetWindow(This->doc_host.frame, &This->frame_hwnd);
 196
 197     return S_OK;
 198 }
 199
 200 static HRESULT activate_ui(WebBrowser *This, IOleClientSite *active_site)
 201 {
 202     HRESULT hres;
 203
 204     static const WCHAR wszitem[] = {'i','t','e','m',0};
 205
 206     if(This->inplace)
 207     {
 208         if(This->shell_embedding_hwnd)
 209             ShowWindow(This->shell_embedding_hwnd, SW_SHOW);
 210         return S_OK;
 211     }
 212
 213     hres = activate_inplace(This, active_site);
 214     if(FAILED(hres))
 215         return hres;
 216
 217     IOleInPlaceSiteEx_OnUIActivate(This->inplace);
 218
 219     if(This->doc_host.frame)
 220         IOleInPlaceFrame_SetActiveObject(This->doc_host.frame, &This->IOleInPlaceActiveObject_iface, wszitem);
 221     if(This->uiwindow)
 222         IOleInPlaceUIWindow_SetActiveObject(This->uiwindow, &This->IOleInPlaceActiveObject_iface, wszitem);
 223
 224     if(This->doc_host.frame)
 225         IOleInPlaceFrame_SetMenu(This->doc_host.frame, NULL, NULL, This->shell_embedding_hwnd);
 226
 227     SetFocus(This->shell_embedding_hwnd);
 228     notify_on_focus(This, TRUE);
 229
 230     return S_OK;
 231 }
 232
 233 static HRESULT get_client_disp_property(IOleClientSite *client, DISPID dispid, VARIANT *res)
 234 {
 235     IDispatch *disp = NULL;
 236     DISPPARAMS dispparams = {NULL, 0};
 237     HRESULT hres;
 238
 239     VariantInit(res);
 240
 241     if(!client)
 242         return S_OK;
 243
 244     hres = IOleClientSite_QueryInterface(client, &IID_IDispatch, (void**)&disp);
 245     if(FAILED(hres)) {
 246         TRACE("Could not get IDispatch\n");
 247         return hres;
 248     }
 249
 250     hres = IDispatch_Invoke(disp, dispid, &IID_NULL, LOCALE_SYSTEM_DEFAULT,
 251             DISPATCH_PROPERTYGET, &dispparams, res, NULL, NULL);
 252
 253     IDispatch_Release(disp);
 254
 255     return hres;
 256 }
 257
 258 static HRESULT on_offlineconnected_change(WebBrowser *This)
 259 {
 260     VARIANT offline;
 261
 262     get_client_disp_property(This->client, DISPID_AMBIENT_OFFLINEIFNOTCONNECTED, &offline);
 263
 264     if(V_VT(&offline) == VT_BOOL)
 265         IWebBrowser2_put_Offline(&This->IWebBrowser2_iface, V_BOOL(&offline));
 266     else if(V_VT(&offline) != VT_EMPTY)
 267         WARN("wrong V_VT(silent) %d\n", V_VT(&offline));
 268
 269     return S_OK;
 270 }
 271
 272 static HRESULT on_silent_change(WebBrowser *This)
 273 {
 274     VARIANT silent;
 275
 276     get_client_disp_property(This->client, DISPID_AMBIENT_SILENT, &silent);
 277
 278     if(V_VT(&silent) == VT_BOOL)
 279         IWebBrowser2_put_Silent(&This->IWebBrowser2_iface, V_BOOL(&silent));
 280     else if(V_VT(&silent) != VT_EMPTY)
 281         WARN("wrong V_VT(silent) %d\n", V_VT(&silent));
 282
 283     return S_OK;
 284 }
 285
 286 static void release_client_site(WebBrowser *This, BOOL destroy_win)
 287 {
 288     release_dochost_client(&This->doc_host);
 289
 290     if(This->client) {
 291         IOleClientSite_Release(This->client);
 292         This->client = NULL;
 293     }
 294
 295     if(This->client_closed) {
 296         IOleClientSite_Release(This->client_closed);
 297         This->client_closed = NULL;
 298     }
 299
 300     if(destroy_win && This->shell_embedding_hwnd) {
 301         DestroyWindow(This->shell_embedding_hwnd);
 302         This->shell_embedding_hwnd = NULL;
 303     }
 304
 305     if(This->inplace) {
 306         IOleInPlaceSiteEx_Release(This->inplace);
 307         This->inplace = NULL;
 308     }
 309
 310     if(This->container) {
 311         IOleContainer_Release(This->container);
 312         This->container = NULL;
 313     }
 314
 315     if(This->uiwindow) {
 316         IOleInPlaceUIWindow_Release(This->uiwindow);
 317         This->uiwindow = NULL;
 318     }
 319 }
 320
 321 typedef struct {
 322     IEnumOLEVERB IEnumOLEVERB_iface;
 323     LONG ref;
 324     LONG iter;
 325 } EnumOLEVERB;
 326
 327 static inline EnumOLEVERB *impl_from_IEnumOLEVERB(IEnumOLEVERB *iface)
 328 {
 329     return CONTAINING_RECORD(iface, EnumOLEVERB, IEnumOLEVERB_iface);
 330 }
 331
 332 static HRESULT WINAPI EnumOLEVERB_QueryInterface(IEnumOLEVERB *iface, REFIID riid, void **ppv)
 333 {
 334     EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
 335
 336     if(IsEqualGUID(&IID_IUnknown, riid)) {
 337         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
 338         *ppv = &This->IEnumOLEVERB_iface;
 339     }else if(IsEqualGUID(&IID_IEnumOLEVERB, riid)) {
 340         TRACE("(%p)->(IID_IEnumOLEVERB %p)\n", This, ppv);
 341         *ppv = &This->IEnumOLEVERB_iface;
 342     }else {
 343         WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
 344         *ppv = NULL;
 345         return E_NOINTERFACE;
 346     }
 347
 348     IUnknown_AddRef((IUnknown*)*ppv);
 349     return S_OK;
 350 }
 351
 352 static ULONG WINAPI EnumOLEVERB_AddRef(IEnumOLEVERB *iface)
 353 {
 354     EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
 355     LONG ref = InterlockedIncrement(&This->ref);
 356
 357     TRACE("(%p) ref=%d\n", This, ref);
 358
 359     return ref;
 360 }
 361
 362 static ULONG WINAPI EnumOLEVERB_Release(IEnumOLEVERB *iface)
 363 {
 364     EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
 365     LONG ref = InterlockedDecrement(&This->ref);
 366
 367     TRACE("(%p) ref=%d\n", This, ref);
 368
 369     if(!ref)
 370         heap_free(This);
 371
 372     return ref;
 373 }
 374
 375 static HRESULT WINAPI EnumOLEVERB_Next(IEnumOLEVERB *iface, ULONG celt, OLEVERB *rgelt, ULONG *pceltFetched)
 376 {
 377     EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
 378
 379     static const OLEVERB verbs[] =
 380         {{OLEIVERB_PRIMARY},{OLEIVERB_INPLACEACTIVATE},{OLEIVERB_UIACTIVATE},{OLEIVERB_SHOW},{OLEIVERB_HIDE}};
 381
 382     TRACE("(%p)->(%u %p %p)\n", This, celt, rgelt, pceltFetched);
 383
 384     /* There are a few problems with this implementation, but that's how it seems to work in native. See tests. */
 385     if(pceltFetched)
 386         *pceltFetched = 0;
 387
 388     if(This->iter == ARRAY_SIZE(verbs))
 389         return S_FALSE;
 390
 391     if(celt)
 392         *rgelt = verbs[This->iter++];
 393     return S_OK;
 394 }
 395
 396 static HRESULT WINAPI EnumOLEVERB_Skip(IEnumOLEVERB *iface, ULONG celt)
 397 {
 398     EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
 399     TRACE("(%p)->(%u)\n", This, celt);
 400     return S_OK;
 401 }
 402
 403 static HRESULT WINAPI EnumOLEVERB_Reset(IEnumOLEVERB *iface)
 404 {
 405     EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
 406
 407     TRACE("(%p)\n", This);
 408
 409     This->iter = 0;
 410     return S_OK;
 411 }
 412
 413 static HRESULT WINAPI EnumOLEVERB_Clone(IEnumOLEVERB *iface, IEnumOLEVERB **ppenum)
 414 {
 415     EnumOLEVERB *This = impl_from_IEnumOLEVERB(iface);
 416     FIXME("(%p)->(%p)\n", This, ppenum);
 417     return E_NOTIMPL;
 418 }
 419
 420 static const IEnumOLEVERBVtbl EnumOLEVERBVtbl = {
 421     EnumOLEVERB_QueryInterface,
 422     EnumOLEVERB_AddRef,
 423     EnumOLEVERB_Release,
 424     EnumOLEVERB_Next,
 425     EnumOLEVERB_Skip,
 426     EnumOLEVERB_Reset,
 427     EnumOLEVERB_Clone
 428 };
 429
 430 /**********************************************************************
 431  * Implement the IOleObject interface for the WebBrowser control
 432  */
 433
 434 static inline WebBrowser *impl_from_IOleObject(IOleObject *iface)
 435 {
 436     return CONTAINING_RECORD(iface, WebBrowser, IOleObject_iface);
 437 }
 438
 439 static HRESULT WINAPI OleObject_QueryInterface(IOleObject *iface, REFIID riid, void **ppv)
 440 {
 441     WebBrowser *This = impl_from_IOleObject(iface);
 442     return IUnknown_QueryInterface(This->hlink_frame.outer, riid, ppv);
 443 }
 444
 445 static ULONG WINAPI OleObject_AddRef(IOleObject *iface)
 446 {
 447     WebBrowser *This = impl_from_IOleObject(iface);
 448     return IUnknown_AddRef(This->hlink_frame.outer);
 449 }
 450
 451 static ULONG WINAPI OleObject_Release(IOleObject *iface)
 452 {
 453     WebBrowser *This = impl_from_IOleObject(iface);
 454     return IUnknown_Release(This->hlink_frame.outer);
 455 }
 456
 457 static HRESULT WINAPI OleObject_SetClientSite(IOleObject *iface, LPOLECLIENTSITE pClientSite)
 458 {
 459     WebBrowser *This = impl_from_IOleObject(iface);
 460     IDocHostUIHandler *hostui;
 461     IOleCommandTarget *olecmd;
 462     BOOL get_olecmd = TRUE;
 463     IOleContainer *container;
 464     IDispatch *disp;
 465     HRESULT hres;
 466
 467     TRACE("(%p)->(%p)\n", This, pClientSite);
 468
 469     if(This->client_closed) {
 470         IOleClientSite_Release(This->client_closed);
 471         This->client_closed = NULL;
 472     }
 473
 474     if(This->client == pClientSite)
 475         return S_OK;
 476
 477     if(This->client && pClientSite) {
 478         get_olecmd = FALSE;
 479         olecmd = This->doc_host.olecmd;
 480         if(olecmd)
 481             IOleCommandTarget_AddRef(olecmd);
 482     }
 483
 484     release_client_site(This, !pClientSite);
 485
 486     if(!pClientSite) {
 487         on_commandstate_change(&This->doc_host, CSC_NAVIGATEBACK, FALSE);
 488         on_commandstate_change(&This->doc_host, CSC_NAVIGATEFORWARD, FALSE);
 489
 490         if(This->doc_host.document)
 491             deactivate_document(&This->doc_host);
 492         return S_OK;
 493     }
 494
 495     IOleClientSite_AddRef(pClientSite);
 496     This->client = pClientSite;
 497
 498     hres = IOleClientSite_QueryInterface(This->client, &IID_IDispatch,
 499             (void**)&disp);
 500     if(SUCCEEDED(hres))
 501         This->doc_host.client_disp = disp;
 502
 503     hres = IOleClientSite_QueryInterface(This->client, &IID_IDocHostUIHandler,
 504             (void**)&hostui);
 505     if(SUCCEEDED(hres))
 506         This->doc_host.hostui = hostui;
 507
 508     if(get_olecmd) {
 509         hres = IOleClientSite_GetContainer(This->client, &container);
 510         if(SUCCEEDED(hres)) {
 511             ITargetContainer *target_container;
 512
 513             hres = IOleContainer_QueryInterface(container, &IID_ITargetContainer,
 514                     (void**)&target_container);
 515             if(SUCCEEDED(hres)) {
 516                 FIXME("Unsupported ITargetContainer\n");
 517                 ITargetContainer_Release(target_container);
 518             }
 519
 520             hres = IOleContainer_QueryInterface(container, &IID_IOleCommandTarget, (void**)&olecmd);
 521             if(FAILED(hres))
 522                 olecmd = NULL;
 523
 524             IOleContainer_Release(container);
 525         }else {
 526             hres = IOleClientSite_QueryInterface(This->client, &IID_IOleCommandTarget, (void**)&olecmd);
 527             if(FAILED(hres))
 528                 olecmd = NULL;
 529         }
 530     }
 531
 532     This->doc_host.olecmd = olecmd;
 533
 534     if(This->shell_embedding_hwnd) {
 535         IOleInPlaceSite *inplace;
 536         HWND parent;
 537
 538         hres = IOleClientSite_QueryInterface(This->client, &IID_IOleInPlaceSite, (void**)&inplace);
 539         if(SUCCEEDED(hres)) {
 540             hres = IOleInPlaceSite_GetWindow(inplace, &parent);
 541             IOleInPlaceSite_Release(inplace);
 542             if(SUCCEEDED(hres))
 543                 SHSetParentHwnd(This->shell_embedding_hwnd, parent);
 544         }
 545     }else {
 546         create_shell_embedding_hwnd(This);
 547     }
 548
 549     on_offlineconnected_change(This);
 550     on_silent_change(This);
 551
 552     return S_OK;
 553 }
 554
 555 static HRESULT WINAPI OleObject_GetClientSite(IOleObject *iface, LPOLECLIENTSITE *ppClientSite)
 556 {
 557     WebBrowser *This = impl_from_IOleObject(iface);
 558
 559     TRACE("(%p)->(%p)\n", This, ppClientSite);
 560
 561     if(!ppClientSite)
 562         return E_INVALIDARG;
 563
 564     if(This->client)
 565         IOleClientSite_AddRef(This->client);
 566     *ppClientSite = This->client;
 567
 568     return S_OK;
 569 }
 570
 571 static HRESULT WINAPI OleObject_SetHostNames(IOleObject *iface, LPCOLESTR szContainerApp,
 572         LPCOLESTR szContainerObj)
 573 {
 574     WebBrowser *This = impl_from_IOleObject(iface);
 575
 576     TRACE("(%p)->(%s, %s)\n", This, debugstr_w(szContainerApp), debugstr_w(szContainerObj));
 577
 578     /* We have nothing to do here. */
 579     return S_OK;
 580 }
 581
 582 static HRESULT WINAPI OleObject_Close(IOleObject *iface, DWORD dwSaveOption)
 583 {
 584     WebBrowser *This = impl_from_IOleObject(iface);
 585     IOleClientSite *client;
 586     HRESULT hres;
 587
 588     TRACE("(%p)->(%d)\n", This, dwSaveOption);
 589
 590     if(dwSaveOption != OLECLOSE_NOSAVE) {
 591         FIXME("unimplemented flag: %x\n", dwSaveOption);
 592         return E_NOTIMPL;
 593     }
 594
 595     if(This->doc_host.frame)
 596         IOleInPlaceFrame_SetActiveObject(This->doc_host.frame, NULL, NULL);
 597
 598     if(This->uiwindow)
 599         IOleInPlaceUIWindow_SetActiveObject(This->uiwindow, NULL, NULL);
 600
 601     if(This->inplace)
 602         IOleInPlaceSiteEx_OnUIDeactivate(This->inplace, FALSE);
 603     notify_on_focus(This, FALSE);
 604     if(This->inplace)
 605         IOleInPlaceSiteEx_OnInPlaceDeactivate(This->inplace);
 606
 607     /* store old client site - we need to restore it in DoVerb */
 608     client = This->client;
 609     if(This->client)
 610         IOleClientSite_AddRef(This->client);
 611     hres = IOleObject_SetClientSite(iface, NULL);
 612     This->client_closed = client;
 613     return hres;
 614 }
 615
 616 static HRESULT WINAPI OleObject_SetMoniker(IOleObject *iface, DWORD dwWhichMoniker, IMoniker* pmk)
 617 {
 618     WebBrowser *This = impl_from_IOleObject(iface);
 619     FIXME("(%p)->(%d, %p)\n", This, dwWhichMoniker, pmk);
 620     return E_NOTIMPL;
 621 }
 622
 623 static HRESULT WINAPI OleObject_GetMoniker(IOleObject *iface, DWORD dwAssign,
 624         DWORD dwWhichMoniker, LPMONIKER *ppmk)
 625 {
 626     WebBrowser *This = impl_from_IOleObject(iface);
 627     FIXME("(%p)->(%d, %d, %p)\n", This, dwAssign, dwWhichMoniker, ppmk);
 628     return E_NOTIMPL;
 629 }
 630
 631 static HRESULT WINAPI OleObject_InitFromData(IOleObject *iface, LPDATAOBJECT pDataObject,
 632         BOOL fCreation, DWORD dwReserved)
 633 {
 634     WebBrowser *This = impl_from_IOleObject(iface);
 635     FIXME("(%p)->(%p, %d, %d)\n", This, pDataObject, fCreation, dwReserved);
 636     return E_NOTIMPL;
 637 }
 638
 639 static HRESULT WINAPI OleObject_GetClipboardData(IOleObject *iface, DWORD dwReserved,
 640         LPDATAOBJECT *ppDataObject)
 641 {
 642     WebBrowser *This = impl_from_IOleObject(iface);
 643     FIXME("(%p)->(%d, %p)\n", This, dwReserved, ppDataObject);
 644     return E_NOTIMPL;
 645 }
 646
 647 static HRESULT WINAPI OleObject_DoVerb(IOleObject *iface, LONG iVerb, struct tagMSG* lpmsg,
 648         LPOLECLIENTSITE pActiveSite, LONG lindex, HWND hwndParent, LPCRECT lprcPosRect)
 649 {
 650     WebBrowser *This = impl_from_IOleObject(iface);
 651
 652     TRACE("(%p)->(%d %p %p %d %p %s)\n", This, iVerb, lpmsg, pActiveSite, lindex, hwndParent,
 653           wine_dbgstr_rect(lprcPosRect));
 654
 655     /* restore closed client site if we have one */
 656     if(!This->client && This->client_closed) {
 657         IOleClientSite *client = This->client_closed;
 658         This->client_closed = NULL;
 659         IOleObject_SetClientSite(iface, client);
 660         IOleClientSite_Release(client);
 661     }
 662
 663     switch (iVerb)
 664     {
 665     case OLEIVERB_SHOW:
 666         TRACE("OLEIVERB_SHOW\n");
 667         return activate_ui(This, pActiveSite);
 668     case OLEIVERB_UIACTIVATE:
 669         TRACE("OLEIVERB_UIACTIVATE\n");
 670         return activate_ui(This, pActiveSite);
 671     case OLEIVERB_INPLACEACTIVATE:
 672         TRACE("OLEIVERB_INPLACEACTIVATE\n");
 673         return activate_inplace(This, pActiveSite);
 674     case OLEIVERB_HIDE:
 675         TRACE("OLEIVERB_HIDE\n");
 676         if(This->inplace)
 677             IOleInPlaceSiteEx_OnInPlaceDeactivate(This->inplace);
 678         if(This->shell_embedding_hwnd)
 679             ShowWindow(This->shell_embedding_hwnd, SW_HIDE);
 680         return S_OK;
 681     default:
 682         FIXME("stub for %d\n", iVerb);
 683         break;
 684     }
 685
 686     return E_NOTIMPL;
 687 }
 688
 689 static HRESULT WINAPI OleObject_EnumVerbs(IOleObject *iface, IEnumOLEVERB **ppEnumOleVerb)
 690 {
 691     WebBrowser *This = impl_from_IOleObject(iface);
 692     EnumOLEVERB *ret;
 693
 694     TRACE("(%p)->(%p)\n", This, ppEnumOleVerb);
 695
 696     ret = heap_alloc(sizeof(*ret));
 697     if(!ret)
 698         return E_OUTOFMEMORY;
 699
 700     ret->IEnumOLEVERB_iface.lpVtbl = &EnumOLEVERBVtbl;
 701     ret->ref = 1;
 702     ret->iter = 0;
 703
 704     *ppEnumOleVerb = &ret->IEnumOLEVERB_iface;
 705     return S_OK;
 706 }
 707
 708 static HRESULT WINAPI OleObject_Update(IOleObject *iface)
 709 {
 710     WebBrowser *This = impl_from_IOleObject(iface);
 711     FIXME("(%p)\n", This);
 712     return E_NOTIMPL;
 713 }
 714
 715 static HRESULT WINAPI OleObject_IsUpToDate(IOleObject *iface)
 716 {
 717     WebBrowser *This = impl_from_IOleObject(iface);
 718     FIXME("(%p)\n", This);
 719     return E_NOTIMPL;
 720 }
 721
 722 static HRESULT WINAPI OleObject_GetUserClassID(IOleObject *iface, CLSID *pClsid)
 723 {
 724     WebBrowser *This = impl_from_IOleObject(iface);
 725
 726     TRACE("(%p)->(%p)\n", This, pClsid);
 727
 728     *pClsid = This->version == 1 ? CLSID_WebBrowser_V1 : CLSID_WebBrowser;
 729     return S_OK;
 730 }
 731
 732 static HRESULT WINAPI OleObject_GetUserType(IOleObject *iface, DWORD dwFormOfType,
 733         LPOLESTR* pszUserType)
 734 {
 735     WebBrowser *This = impl_from_IOleObject(iface);
 736     TRACE("(%p, %d, %p)\n", This, dwFormOfType, pszUserType);
 737     return OleRegGetUserType(&CLSID_WebBrowser, dwFormOfType, pszUserType);
 738 }
 739
 740 static HRESULT WINAPI OleObject_SetExtent(IOleObject *iface, DWORD dwDrawAspect, SIZEL *psizel)
 741 {
 742     WebBrowser *This = impl_from_IOleObject(iface);
 743
 744     TRACE("(%p)->(%x %p)\n", This, dwDrawAspect, psizel);
 745
 746     /* Tests show that dwDrawAspect is ignored */
 747     This->extent = *psizel;
 748     return S_OK;
 749 }
 750
 751 static HRESULT WINAPI OleObject_GetExtent(IOleObject *iface, DWORD dwDrawAspect, SIZEL *psizel)
 752 {
 753     WebBrowser *This = impl_from_IOleObject(iface);
 754
 755     TRACE("(%p)->(%x, %p)\n", This, dwDrawAspect, psizel);
 756
 757     /* Tests show that dwDrawAspect is ignored */
 758     *psizel = This->extent;
 759     return S_OK;
 760 }
 761
 762 static HRESULT WINAPI OleObject_Advise(IOleObject *iface, IAdviseSink *pAdvSink,
 763         DWORD *pdwConnection)
 764 {
 765     WebBrowser *This = impl_from_IOleObject(iface);
 766     HRESULT hr = S_OK;
 767
 768     TRACE("(%p)->(%p, %p)\n", This, pAdvSink, pdwConnection);
 769
 770     if(!pdwConnection)
 771         return E_INVALIDARG;
 772
 773     *pdwConnection = 0;
 774
 775     if(!pAdvSink)
 776         return E_INVALIDARG;
 777
 778     if(!This->advise_holder)
 779         hr = CreateOleAdviseHolder(&This->advise_holder);
 780
 781     if(hr == S_OK)
 782         hr = IOleAdviseHolder_Advise(This->advise_holder, pAdvSink, pdwConnection);
 783
 784     return hr;
 785 }
 786
 787 static HRESULT WINAPI OleObject_Unadvise(IOleObject *iface, DWORD dwConnection)
 788 {
 789     WebBrowser *This = impl_from_IOleObject(iface);
 790     FIXME("(%p)->(%d)\n", This, dwConnection);
 791     return E_NOTIMPL;
 792 }
 793
 794 static HRESULT WINAPI OleObject_EnumAdvise(IOleObject *iface, IEnumSTATDATA **ppenumAdvise)
 795 {
 796     WebBrowser *This = impl_from_IOleObject(iface);
 797     FIXME("(%p)->(%p)\n", This, ppenumAdvise);
 798     return S_OK;
 799 }
 800
 801 static HRESULT WINAPI OleObject_GetMiscStatus(IOleObject *iface, DWORD dwAspect, DWORD *pdwStatus)
 802 {
 803     WebBrowser *This = impl_from_IOleObject(iface);
 804
 805     TRACE("(%p)->(%x, %p)\n", This, dwAspect, pdwStatus);
 806
 807     *pdwStatus = OLEMISC_SETCLIENTSITEFIRST|OLEMISC_ACTIVATEWHENVISIBLE|OLEMISC_INSIDEOUT
 808         |OLEMISC_CANTLINKINSIDE|OLEMISC_RECOMPOSEONRESIZE;
 809
 810     return S_OK;
 811 }
 812
 813 static HRESULT WINAPI OleObject_SetColorScheme(IOleObject *iface, LOGPALETTE* pLogpal)
 814 {
 815     WebBrowser *This = impl_from_IOleObject(iface);
 816     FIXME("(%p)->(%p)\n", This, pLogpal);
 817     return E_NOTIMPL;
 818 }
 819
 820 static const IOleObjectVtbl OleObjectVtbl =
 821 {
 822     OleObject_QueryInterface,
 823     OleObject_AddRef,
 824     OleObject_Release,
 825     OleObject_SetClientSite,
 826     OleObject_GetClientSite,
 827     OleObject_SetHostNames,
 828     OleObject_Close,
 829     OleObject_SetMoniker,
 830     OleObject_GetMoniker,
 831     OleObject_InitFromData,
 832     OleObject_GetClipboardData,
 833     OleObject_DoVerb,
 834     OleObject_EnumVerbs,
 835     OleObject_Update,
 836     OleObject_IsUpToDate,
 837     OleObject_GetUserClassID,
 838     OleObject_GetUserType,
 839     OleObject_SetExtent,
 840     OleObject_GetExtent,
 841     OleObject_Advise,
 842     OleObject_Unadvise,
 843     OleObject_EnumAdvise,
 844     OleObject_GetMiscStatus,
 845     OleObject_SetColorScheme
 846 };
 847
 848 /**********************************************************************
 849  * Implement the IOleInPlaceObject interface
 850  */
 851
 852 static inline WebBrowser *impl_from_IOleInPlaceObject(IOleInPlaceObject *iface)
 853 {
 854     return CONTAINING_RECORD(iface, WebBrowser, IOleInPlaceObject_iface);
 855 }
 856
 857 static HRESULT WINAPI OleInPlaceObject_QueryInterface(IOleInPlaceObject *iface,
 858         REFIID riid, LPVOID *ppobj)
 859 {
 860     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 861     return IUnknown_QueryInterface(This->hlink_frame.outer, riid, ppobj);
 862 }
 863
 864 static ULONG WINAPI OleInPlaceObject_AddRef(IOleInPlaceObject *iface)
 865 {
 866     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 867     return IUnknown_AddRef(This->hlink_frame.outer);
 868 }
 869
 870 static ULONG WINAPI OleInPlaceObject_Release(IOleInPlaceObject *iface)
 871 {
 872     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 873     return IUnknown_Release(This->hlink_frame.outer);
 874 }
 875
 876 static HRESULT WINAPI OleInPlaceObject_GetWindow(IOleInPlaceObject *iface, HWND* phwnd)
 877 {
 878     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 879
 880     TRACE("(%p)->(%p)\n", This, phwnd);
 881
 882     *phwnd = This->shell_embedding_hwnd;
 883     return S_OK;
 884 }
 885
 886 static HRESULT WINAPI OleInPlaceObject_ContextSensitiveHelp(IOleInPlaceObject *iface,
 887         BOOL fEnterMode)
 888 {
 889     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 890     FIXME("(%p)->(%x)\n", This, fEnterMode);
 891     return E_NOTIMPL;
 892 }
 893
 894 static HRESULT WINAPI OleInPlaceObject_InPlaceDeactivate(IOleInPlaceObject *iface)
 895 {
 896     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 897     FIXME("(%p)\n", This);
 898
 899     if(This->inplace) {
 900         IOleInPlaceSiteEx_Release(This->inplace);
 901         This->inplace = NULL;
 902     }
 903
 904     return S_OK;
 905 }
 906
 907 static HRESULT WINAPI OleInPlaceObject_UIDeactivate(IOleInPlaceObject *iface)
 908 {
 909     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 910     FIXME("(%p)\n", This);
 911     return E_NOTIMPL;
 912 }
 913
 914 static HRESULT WINAPI OleInPlaceObject_SetObjectRects(IOleInPlaceObject *iface,
 915         LPCRECT lprcPosRect, LPCRECT lprcClipRect)
 916 {
 917     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 918
 919     TRACE("(%p)->(%s %s)\n", This, wine_dbgstr_rect(lprcPosRect), wine_dbgstr_rect(lprcClipRect));
 920
 921     This->pos_rect = *lprcPosRect;
 922
 923     if(lprcClipRect)
 924         This->clip_rect = *lprcClipRect;
 925
 926     if(This->shell_embedding_hwnd) {
 927         SetWindowPos(This->shell_embedding_hwnd, NULL,
 928                      lprcPosRect->left, lprcPosRect->top,
 929                      lprcPosRect->right-lprcPosRect->left,
 930                      lprcPosRect->bottom-lprcPosRect->top,
 931                      SWP_NOZORDER | SWP_NOACTIVATE);
 932     }
 933
 934     return S_OK;
 935 }
 936
 937 static HRESULT WINAPI OleInPlaceObject_ReactivateAndUndo(IOleInPlaceObject *iface)
 938 {
 939     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 940     FIXME("(%p)\n", This);
 941     return E_NOTIMPL;
 942 }
 943
 944 static const IOleInPlaceObjectVtbl OleInPlaceObjectVtbl =
 945 {
 946     OleInPlaceObject_QueryInterface,
 947     OleInPlaceObject_AddRef,
 948     OleInPlaceObject_Release,
 949     OleInPlaceObject_GetWindow,
 950     OleInPlaceObject_ContextSensitiveHelp,
 951     OleInPlaceObject_InPlaceDeactivate,
 952     OleInPlaceObject_UIDeactivate,
 953     OleInPlaceObject_SetObjectRects,
 954     OleInPlaceObject_ReactivateAndUndo
 955 };
 956
 957 /**********************************************************************
 958  * Implement the IOleControl interface
 959  */
 960
 961 static inline WebBrowser *impl_from_IOleControl(IOleControl *iface)
 962 {
 963     return CONTAINING_RECORD(iface, WebBrowser, IOleControl_iface);
 964 }
 965
 966 static HRESULT WINAPI OleControl_QueryInterface(IOleControl *iface,
 967         REFIID riid, LPVOID *ppobj)
 968 {
 969     WebBrowser *This = impl_from_IOleControl(iface);
 970     return IUnknown_QueryInterface(This->hlink_frame.outer, riid, ppobj);
 971 }
 972
 973 static ULONG WINAPI OleControl_AddRef(IOleControl *iface)
 974 {
 975     WebBrowser *This = impl_from_IOleControl(iface);
 976     return IUnknown_AddRef(This->hlink_frame.outer);
 977 }
 978
 979 static ULONG WINAPI OleControl_Release(IOleControl *iface)
 980 {
 981     WebBrowser *This = impl_from_IOleControl(iface);
 982     return IUnknown_Release(This->hlink_frame.outer);
 983 }
 984
 985 static HRESULT WINAPI OleControl_GetControlInfo(IOleControl *iface, LPCONTROLINFO pCI)
 986 {
 987     WebBrowser *This = impl_from_IOleControl(iface);
 988
 989     TRACE("(%p)->(%p)\n", This, pCI);
 990
 991     /* Tests show that this function should be not implemented */
 992     return E_NOTIMPL;
 993 }
 994
 995 static HRESULT WINAPI OleControl_OnMnemonic(IOleControl *iface, struct tagMSG *pMsg)
 996 {
 997     WebBrowser *This = impl_from_IOleControl(iface);
 998     FIXME("(%p)->(%p)\n", This, pMsg);
 999     return E_NOTIMPL;
1000 }
1001
1002 static HRESULT WINAPI OleControl_OnAmbientPropertyChange(IOleControl *iface, DISPID dispID)
1003 {
1004     WebBrowser *This = impl_from_IOleControl(iface);
1005
1006     TRACE("(%p)->(%d)\n", This, dispID);
1007
1008     switch(dispID) {
1009     case DISPID_UNKNOWN:
1010         /* Unknown means multiple properties changed, so check them all.
1011          * BUT the Webbrowser OleControl object doesn't appear to do this.
1012          */
1013         return S_OK;
1014     case DISPID_AMBIENT_DLCONTROL:
1015         return S_OK;
1016     case DISPID_AMBIENT_OFFLINEIFNOTCONNECTED:
1017         return on_offlineconnected_change(This);
1018     case DISPID_AMBIENT_SILENT:
1019         return on_silent_change(This);
1020     }
1021
1022     FIXME("Unknown dispID %d\n", dispID);
1023     return E_NOTIMPL;
1024 }
1025
1026 static HRESULT WINAPI OleControl_FreezeEvents(IOleControl *iface, BOOL bFreeze)
1027 {
1028     WebBrowser *This = impl_from_IOleControl(iface);
1029     FIXME("(%p)->(%x)\n", This, bFreeze);
1030     return E_NOTIMPL;
1031 }
1032
1033 static const IOleControlVtbl OleControlVtbl =
1034 {
1035     OleControl_QueryInterface,
1036     OleControl_AddRef,
1037     OleControl_Release,
1038     OleControl_GetControlInfo,
1039     OleControl_OnMnemonic,
1040     OleControl_OnAmbientPropertyChange,
1041     OleControl_FreezeEvents
1042 };
1043
1044 static inline WebBrowser *impl_from_IOleInPlaceActiveObject(IOleInPlaceActiveObject *iface)
1045 {
1046     return CONTAINING_RECORD(iface, WebBrowser, IOleInPlaceActiveObject_iface);
1047 }
1048
1049 static HRESULT WINAPI InPlaceActiveObject_QueryInterface(IOleInPlaceActiveObject *iface,
1050         REFIID riid, void **ppv)
1051 {
1052     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
1053     return IUnknown_QueryInterface(This->hlink_frame.outer, riid, ppv);
1054 }
1055
1056 static ULONG WINAPI InPlaceActiveObject_AddRef(IOleInPlaceActiveObject *iface)
1057 {
1058     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
1059     return IUnknown_AddRef(This->hlink_frame.outer);
1060 }
1061
1062 static ULONG WINAPI InPlaceActiveObject_Release(IOleInPlaceActiveObject *iface)
1063 {
1064     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
1065     return IUnknown_Release(This->hlink_frame.outer);
1066 }
1067
1068 static HRESULT WINAPI InPlaceActiveObject_GetWindow(IOleInPlaceActiveObject *iface,
1069                                                     HWND *phwnd)
1070 {
1071     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
1072     return IOleInPlaceObject_GetWindow(&This->IOleInPlaceObject_iface, phwnd);
1073 }
1074
1075 static HRESULT WINAPI InPlaceActiveObject_ContextSensitiveHelp(IOleInPlaceActiveObject *iface,
1076                                                                BOOL fEnterMode)
1077 {
1078     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
1079     return IOleInPlaceObject_ContextSensitiveHelp(&This->IOleInPlaceObject_iface, fEnterMode);
1080 }
1081
1082 static HRESULT WINAPI InPlaceActiveObject_TranslateAccelerator(IOleInPlaceActiveObject *iface,
1083                                                                LPMSG lpmsg)
1084 {
1085     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
1086     IOleInPlaceActiveObject *activeobj;
1087     HRESULT hr = S_FALSE;
1088
1089     TRACE("(%p)->(%p)\n", This, lpmsg);
1090
1091     if(This->doc_host.document) {
1092         if(SUCCEEDED(IUnknown_QueryInterface(This->doc_host.document,
1093                                              &IID_IOleInPlaceActiveObject,
1094                                              (void**)&activeobj))) {
1095             hr = IOleInPlaceActiveObject_TranslateAccelerator(activeobj, lpmsg);
1096             IOleInPlaceActiveObject_Release(activeobj);
1097         }
1098     }
1099
1100     if(SUCCEEDED(hr))
1101         return hr;
1102     else
1103         return S_FALSE;
1104 }
1105
1106 static HRESULT WINAPI InPlaceActiveObject_OnFrameWindowActivate(IOleInPlaceActiveObject *iface,
1107                                                                 BOOL fActivate)
1108 {
1109     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
1110     FIXME("(%p)->(%x)\n", This, fActivate);
1111     return E_NOTIMPL;
1112 }
1113
1114 static HRESULT WINAPI InPlaceActiveObject_OnDocWindowActivate(IOleInPlaceActiveObject *iface,
1115                                                               BOOL fActivate)
1116 {
1117     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
1118     FIXME("(%p)->(%x)\n", This, fActivate);
1119     return E_NOTIMPL;
1120 }
1121
1122 static HRESULT WINAPI InPlaceActiveObject_ResizeBorder(IOleInPlaceActiveObject *iface,
1123         LPCRECT lprcBorder, IOleInPlaceUIWindow *pUIWindow, BOOL fFrameWindow)
1124 {
1125     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
1126     FIXME("(%p)->(%p %p %x)\n", This, lprcBorder, pUIWindow, fFrameWindow);
1127     return E_NOTIMPL;
1128 }
1129
1130 static HRESULT WINAPI InPlaceActiveObject_EnableModeless(IOleInPlaceActiveObject *iface,
1131                                                          BOOL fEnable)
1132 {
1133     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
1134     FIXME("(%p)->(%x)\n", This, fEnable);
1135     return E_NOTIMPL;
1136 }
1137
1138 static const IOleInPlaceActiveObjectVtbl OleInPlaceActiveObjectVtbl = {
1139     InPlaceActiveObject_QueryInterface,
1140     InPlaceActiveObject_AddRef,
1141     InPlaceActiveObject_Release,
1142     InPlaceActiveObject_GetWindow,
1143     InPlaceActiveObject_ContextSensitiveHelp,
1144     InPlaceActiveObject_TranslateAccelerator,
1145     InPlaceActiveObject_OnFrameWindowActivate,
1146     InPlaceActiveObject_OnDocWindowActivate,
1147     InPlaceActiveObject_ResizeBorder,
1148     InPlaceActiveObject_EnableModeless
1149 };
1150
1151 static inline WebBrowser *impl_from_IOleCommandTarget(IOleCommandTarget *iface)
1152 {
1153     return CONTAINING_RECORD(iface, WebBrowser, IOleCommandTarget_iface);
1154 }
1155
1156 static HRESULT WINAPI WBOleCommandTarget_QueryInterface(IOleCommandTarget *iface,
1157         REFIID riid, void **ppv)
1158 {
1159     WebBrowser *This = impl_from_IOleCommandTarget(iface);
1160     return IUnknown_QueryInterface(This->hlink_frame.outer, riid, ppv);
1161 }
1162
1163 static ULONG WINAPI WBOleCommandTarget_AddRef(IOleCommandTarget *iface)
1164 {
1165     WebBrowser *This = impl_from_IOleCommandTarget(iface);
1166     return IUnknown_AddRef(This->hlink_frame.outer);
1167 }
1168
1169 static ULONG WINAPI WBOleCommandTarget_Release(IOleCommandTarget *iface)
1170 {
1171     WebBrowser *This = impl_from_IOleCommandTarget(iface);
1172     return IUnknown_Release(This->hlink_frame.outer);
1173 }
1174
1175 static HRESULT WINAPI WBOleCommandTarget_QueryStatus(IOleCommandTarget *iface,
1176         const GUID *pguidCmdGroup, ULONG cCmds, OLECMD prgCmds[], OLECMDTEXT *pCmdText)
1177 {
1178     WebBrowser *This = impl_from_IOleCommandTarget(iface);
1179     IOleCommandTarget *cmdtrg;
1180     HRESULT hres;
1181
1182     TRACE("(%p)->(%s %u %p %p)\n", This, debugstr_guid(pguidCmdGroup), cCmds, prgCmds,
1183           pCmdText);
1184
1185     if(!This->doc_host.document)
1186         return 0x80040104;
1187
1188     /* NOTE: There are probably some commands that we should handle here
1189      * instead of forwarding to document object. */
1190
1191     hres = IUnknown_QueryInterface(This->doc_host.document, &IID_IOleCommandTarget, (void**)&cmdtrg);
1192     if(FAILED(hres))
1193         return hres;
1194
1195     hres = IOleCommandTarget_QueryStatus(cmdtrg, pguidCmdGroup, cCmds, prgCmds, pCmdText);
1196     IOleCommandTarget_Release(cmdtrg);
1197
1198     return hres;
1199 }
1200
1201 static HRESULT WINAPI WBOleCommandTarget_Exec(IOleCommandTarget *iface,
1202         const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn,
1203         VARIANT *pvaOut)
1204 {
1205     WebBrowser *This = impl_from_IOleCommandTarget(iface);
1206     FIXME("(%p)->(%s %d %d %s %p)\n", This, debugstr_guid(pguidCmdGroup), nCmdID,
1207           nCmdexecopt, debugstr_variant(pvaIn), pvaOut);
1208     return E_NOTIMPL;
1209 }
1210
1211 static const IOleCommandTargetVtbl OleCommandTargetVtbl = {
1212     WBOleCommandTarget_QueryInterface,
1213     WBOleCommandTarget_AddRef,
1214     WBOleCommandTarget_Release,
1215     WBOleCommandTarget_QueryStatus,
1216     WBOleCommandTarget_Exec
1217 };
1218
1219 void WebBrowser_OleObject_Init(WebBrowser *This)
1220 {
1221     DWORD dpi_x;
1222     DWORD dpi_y;
1223     HDC hdc;
1224
1225     /* default aspect ratio is 96dpi / 96dpi */
1226     hdc = GetDC(0);
1227     dpi_x = GetDeviceCaps(hdc, LOGPIXELSX);
1228     dpi_y = GetDeviceCaps(hdc, LOGPIXELSY);
1229     ReleaseDC(0, hdc);
1230
1231     This->IOleObject_iface.lpVtbl              = &OleObjectVtbl;
1232     This->IOleInPlaceObject_iface.lpVtbl       = &OleInPlaceObjectVtbl;
1233     This->IOleControl_iface.lpVtbl             = &OleControlVtbl;
1234     This->IOleInPlaceActiveObject_iface.lpVtbl = &OleInPlaceActiveObjectVtbl;
1235     This->IOleCommandTarget_iface.lpVtbl       = &OleCommandTargetVtbl;
1236
1237     /* Default size is 50x20 pixels, in himetric units */
1238     This->extent.cx = MulDiv( 50, 2540, dpi_x );
1239     This->extent.cy = MulDiv( 20, 2540, dpi_y );
1240 }
1241
1242 void WebBrowser_OleObject_Destroy(WebBrowser *This)
1243 {
1244     release_client_site(This, TRUE);
1245 }