dlls/shdocvw/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 #include "wine/debug.h"
  28 #include "shdocvw.h"
  29 #include "htiframe.h"
  30 #include "idispids.h"
  31 #include "mshtmdid.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(shdocvw);
  34
  35 /* shlwapi.dll */
  36 HWND WINAPI SHSetParentHwnd(HWND hWnd, HWND hWndParent);
  37
  38 static ATOM shell_embedding_atom = 0;
  39
  40 static LRESULT resize_window(WebBrowser *This, LONG width, LONG height)
  41 {
  42     if(This->doc_host.hwnd)
  43         SetWindowPos(This->doc_host.hwnd, NULL, 0, 0, width, height,
  44                      SWP_NOZORDER | SWP_NOACTIVATE);
  45
  46     return 0;
  47 }
  48
  49 static LRESULT WINAPI shell_embedding_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
  50 {
  51     WebBrowser *This;
  52
  53     static const WCHAR wszTHIS[] = {'T','H','I','S',0};
  54
  55     if(msg == WM_CREATE) {
  56         This = *(WebBrowser**)lParam;
  57         SetPropW(hwnd, wszTHIS, This);
  58     }else {
  59         This = GetPropW(hwnd, wszTHIS);
  60     }
  61
  62     switch(msg) {
  63     case WM_SIZE:
  64         return resize_window(This, LOWORD(lParam), HIWORD(lParam));
  65     case WM_DOCHOSTTASK:
  66         return process_dochost_task(&This->doc_host, lParam);
  67     }
  68
  69     return DefWindowProcW(hwnd, msg, wParam, lParam);
  70 }
  71
  72 static void create_shell_embedding_hwnd(WebBrowser *This)
  73 {
  74     IOleInPlaceSite *inplace;
  75     HWND parent = NULL;
  76     HRESULT hres;
  77
  78     static const WCHAR wszShellEmbedding[] =
  79         {'S','h','e','l','l',' ','E','m','b','e','d','d','i','n','g',0};
  80
  81     if(!shell_embedding_atom) {
  82         static WNDCLASSEXW wndclass = {
  83             sizeof(wndclass),
  84             CS_DBLCLKS,
  85             shell_embedding_proc,
  86             0, 0 /* native uses 8 */, NULL, NULL, NULL,
  87             (HBRUSH)(COLOR_WINDOW + 1), NULL,
  88             wszShellEmbedding,
  89             NULL
  90         };
  91         wndclass.hInstance = shdocvw_hinstance;
  92
  93         RegisterClassExW(&wndclass);
  94     }
  95
  96     hres = IOleClientSite_QueryInterface(This->client, &IID_IOleInPlaceSite, (void**)&inplace);
  97     if(SUCCEEDED(hres)) {
  98         IOleInPlaceSite_GetWindow(inplace, &parent);
  99         IOleInPlaceSite_Release(inplace);
 100     }
 101
 102     This->doc_host.frame_hwnd = This->shell_embedding_hwnd = CreateWindowExW(
 103             WS_EX_WINDOWEDGE,
 104             wszShellEmbedding, wszShellEmbedding,
 105             WS_CLIPSIBLINGS | WS_CLIPCHILDREN
 106             | (parent ? WS_CHILD | WS_TABSTOP : WS_POPUP | WS_MAXIMIZEBOX),
 107             0, 0, 0, 0, parent,
 108             NULL, shdocvw_hinstance, This);
 109
 110     TRACE("parent=%p hwnd=%p\n", parent, This->shell_embedding_hwnd);
 111 }
 112
 113 static HRESULT activate_inplace(WebBrowser *This, IOleClientSite *active_site)
 114 {
 115     HWND parent_hwnd;
 116     HRESULT hres;
 117
 118     if(This->inplace)
 119         return S_OK;
 120
 121     if(!active_site)
 122         return E_INVALIDARG;
 123
 124     hres = IOleClientSite_QueryInterface(active_site, &IID_IOleInPlaceSite,
 125                                          (void**)&This->inplace);
 126     if(FAILED(hres)) {
 127         WARN("Could not get IOleInPlaceSite\n");
 128         return hres;
 129     }
 130
 131     hres = IOleInPlaceSite_CanInPlaceActivate(This->inplace);
 132     if(hres != S_OK) {
 133         WARN("CanInPlaceActivate returned: %08x\n", hres);
 134         IOleInPlaceSite_Release(This->inplace);
 135         return E_FAIL;
 136     }
 137
 138     hres = IOleInPlaceSite_GetWindow(This->inplace, &parent_hwnd);
 139     if(SUCCEEDED(hres))
 140         SHSetParentHwnd(This->shell_embedding_hwnd, parent_hwnd);
 141
 142     IOleInPlaceSite_OnInPlaceActivate(This->inplace);
 143
 144     IOleInPlaceSite_GetWindowContext(This->inplace, &This->doc_host.frame, &This->uiwindow,
 145                                      &This->pos_rect, &This->clip_rect,
 146                                      &This->frameinfo);
 147
 148     SetWindowPos(This->shell_embedding_hwnd, NULL,
 149                  This->pos_rect.left, This->pos_rect.top,
 150                  This->pos_rect.right-This->pos_rect.left,
 151                  This->pos_rect.bottom-This->pos_rect.top,
 152                  SWP_NOZORDER | SWP_SHOWWINDOW);
 153
 154     if(This->client) {
 155         IOleContainer *container;
 156
 157         IOleClientSite_ShowObject(This->client);
 158
 159         hres = IOleClientSite_GetContainer(This->client, &container);
 160         if(SUCCEEDED(hres)) {
 161             if(This->container)
 162                 IOleContainer_Release(This->container);
 163             This->container = container;
 164         }
 165     }
 166
 167     if(This->doc_host.frame)
 168         IOleInPlaceFrame_GetWindow(This->doc_host.frame, &This->frame_hwnd);
 169
 170     return S_OK;
 171 }
 172
 173 static HRESULT activate_ui(WebBrowser *This, IOleClientSite *active_site)
 174 {
 175     HRESULT hres;
 176
 177     static const WCHAR wszitem[] = {'i','t','e','m',0};
 178
 179     if(This->inplace)
 180     {
 181         if(This->shell_embedding_hwnd)
 182             ShowWindow(This->shell_embedding_hwnd, SW_SHOW);
 183         return S_OK;
 184     }
 185
 186     hres = activate_inplace(This, active_site);
 187     if(FAILED(hres))
 188         return hres;
 189
 190     IOleInPlaceSite_OnUIActivate(This->inplace);
 191
 192     if(This->doc_host.frame)
 193         IOleInPlaceFrame_SetActiveObject(This->doc_host.frame, &This->IOleInPlaceActiveObject_iface, wszitem);
 194     if(This->uiwindow)
 195         IOleInPlaceUIWindow_SetActiveObject(This->uiwindow, &This->IOleInPlaceActiveObject_iface, wszitem);
 196
 197     if(This->doc_host.frame)
 198         IOleInPlaceFrame_SetMenu(This->doc_host.frame, NULL, NULL, This->shell_embedding_hwnd);
 199
 200     SetFocus(This->shell_embedding_hwnd);
 201
 202     return S_OK;
 203 }
 204
 205 static HRESULT get_client_disp_property(IOleClientSite *client, DISPID dispid, VARIANT *res)
 206 {
 207     IDispatch *disp = NULL;
 208     DISPPARAMS dispparams = {NULL, 0};
 209     HRESULT hres;
 210
 211     VariantInit(res);
 212
 213     if(!client)
 214         return S_OK;
 215
 216     hres = IOleClientSite_QueryInterface(client, &IID_IDispatch, (void**)&disp);
 217     if(FAILED(hres)) {
 218         TRACE("Could not get IDispatch\n");
 219         return hres;
 220     }
 221
 222     hres = IDispatch_Invoke(disp, dispid, &IID_NULL, LOCALE_SYSTEM_DEFAULT,
 223             DISPATCH_PROPERTYGET, &dispparams, res, NULL, NULL);
 224
 225     IDispatch_Release(disp);
 226
 227     return hres;
 228 }
 229
 230 static HRESULT on_offlineconnected_change(WebBrowser *This)
 231 {
 232     VARIANT offline;
 233
 234     get_client_disp_property(This->client, DISPID_AMBIENT_OFFLINEIFNOTCONNECTED, &offline);
 235
 236     if(V_VT(&offline) == VT_BOOL)
 237         IWebBrowser2_put_Offline(&This->IWebBrowser2_iface, V_BOOL(&offline));
 238     else if(V_VT(&offline) != VT_EMPTY)
 239         WARN("wrong V_VT(silent) %d\n", V_VT(&offline));
 240
 241     return S_OK;
 242 }
 243
 244 static HRESULT on_silent_change(WebBrowser *This)
 245 {
 246     VARIANT silent;
 247
 248     get_client_disp_property(This->client, DISPID_AMBIENT_SILENT, &silent);
 249
 250     if(V_VT(&silent) == VT_BOOL)
 251         IWebBrowser2_put_Silent(&This->IWebBrowser2_iface, V_BOOL(&silent));
 252     else if(V_VT(&silent) != VT_EMPTY)
 253         WARN("wrong V_VT(silent) %d\n", V_VT(&silent));
 254
 255     return S_OK;
 256 }
 257
 258 static void release_client_site(WebBrowser *This)
 259 {
 260     release_dochost_client(&This->doc_host);
 261
 262     if(This->shell_embedding_hwnd) {
 263         DestroyWindow(This->shell_embedding_hwnd);
 264         This->shell_embedding_hwnd = NULL;
 265     }
 266
 267     if(This->inplace) {
 268         IOleInPlaceSite_Release(This->inplace);
 269         This->inplace = NULL;
 270     }
 271
 272     if(This->container) {
 273         IOleContainer_Release(This->container);
 274         This->container = NULL;
 275     }
 276
 277     if(This->uiwindow) {
 278         IOleInPlaceUIWindow_Release(This->uiwindow);
 279         This->uiwindow = NULL;
 280     }
 281
 282     if(This->client) {
 283         IOleClientSite_Release(This->client);
 284         This->client = NULL;
 285     }
 286 }
 287
 288 /**********************************************************************
 289  * Implement the IOleObject interface for the WebBrowser control
 290  */
 291
 292 static inline WebBrowser *impl_from_IOleObject(IOleObject *iface)
 293 {
 294     return CONTAINING_RECORD(iface, WebBrowser, IOleObject_iface);
 295 }
 296
 297 static HRESULT WINAPI OleObject_QueryInterface(IOleObject *iface, REFIID riid, void **ppv)
 298 {
 299     WebBrowser *This = impl_from_IOleObject(iface);
 300     return IWebBrowser_QueryInterface(&This->IWebBrowser2_iface, riid, ppv);
 301 }
 302
 303 static ULONG WINAPI OleObject_AddRef(IOleObject *iface)
 304 {
 305     WebBrowser *This = impl_from_IOleObject(iface);
 306     return IWebBrowser_AddRef(&This->IWebBrowser2_iface);
 307 }
 308
 309 static ULONG WINAPI OleObject_Release(IOleObject *iface)
 310 {
 311     WebBrowser *This = impl_from_IOleObject(iface);
 312     return IWebBrowser_Release(&This->IWebBrowser2_iface);
 313 }
 314
 315 static HRESULT WINAPI OleObject_SetClientSite(IOleObject *iface, LPOLECLIENTSITE pClientSite)
 316 {
 317     WebBrowser *This = impl_from_IOleObject(iface);
 318     IDocHostUIHandler *hostui;
 319     IOleContainer *container;
 320     IDispatch *disp;
 321     HRESULT hres;
 322
 323     TRACE("(%p)->(%p)\n", This, pClientSite);
 324
 325     if(This->client == pClientSite)
 326         return S_OK;
 327
 328     release_client_site(This);
 329
 330     if(!pClientSite) {
 331         if(This->doc_host.document)
 332             deactivate_document(&This->doc_host);
 333         return S_OK;
 334     }
 335
 336     IOleClientSite_AddRef(pClientSite);
 337     This->client = pClientSite;
 338
 339     hres = IOleClientSite_QueryInterface(This->client, &IID_IDispatch,
 340             (void**)&disp);
 341     if(SUCCEEDED(hres))
 342         This->doc_host.client_disp = disp;
 343
 344     hres = IOleClientSite_QueryInterface(This->client, &IID_IDocHostUIHandler,
 345             (void**)&hostui);
 346     if(SUCCEEDED(hres))
 347         This->doc_host.hostui = hostui;
 348
 349     hres = IOleClientSite_GetContainer(This->client, &container);
 350     if(SUCCEEDED(hres)) {
 351         ITargetContainer *target_container;
 352
 353         hres = IOleContainer_QueryInterface(container, &IID_ITargetContainer,
 354                                             (void**)&target_container);
 355         if(SUCCEEDED(hres)) {
 356             FIXME("Unsupported ITargetContainer\n");
 357             ITargetContainer_Release(target_container);
 358         }
 359
 360         IOleContainer_Release(container);
 361     }
 362
 363     create_shell_embedding_hwnd(This);
 364
 365     on_offlineconnected_change(This);
 366     on_silent_change(This);
 367
 368     return S_OK;
 369 }
 370
 371 static HRESULT WINAPI OleObject_GetClientSite(IOleObject *iface, LPOLECLIENTSITE *ppClientSite)
 372 {
 373     WebBrowser *This = impl_from_IOleObject(iface);
 374
 375     TRACE("(%p)->(%p)\n", This, ppClientSite);
 376
 377     if(!ppClientSite)
 378         return E_INVALIDARG;
 379
 380     if(This->client)
 381         IOleClientSite_AddRef(This->client);
 382     *ppClientSite = This->client;
 383
 384     return S_OK;
 385 }
 386
 387 static HRESULT WINAPI OleObject_SetHostNames(IOleObject *iface, LPCOLESTR szContainerApp,
 388         LPCOLESTR szContainerObj)
 389 {
 390     WebBrowser *This = impl_from_IOleObject(iface);
 391
 392     TRACE("(%p)->(%s, %s)\n", This, debugstr_w(szContainerApp), debugstr_w(szContainerObj));
 393
 394     /* We have nothing to do here. */
 395     return S_OK;
 396 }
 397
 398 static HRESULT WINAPI OleObject_Close(IOleObject *iface, DWORD dwSaveOption)
 399 {
 400     WebBrowser *This = impl_from_IOleObject(iface);
 401     FIXME("(%p)->(%d)\n", This, dwSaveOption);
 402     return E_NOTIMPL;
 403 }
 404
 405 static HRESULT WINAPI OleObject_SetMoniker(IOleObject *iface, DWORD dwWhichMoniker, IMoniker* pmk)
 406 {
 407     WebBrowser *This = impl_from_IOleObject(iface);
 408     FIXME("(%p)->(%d, %p)\n", This, dwWhichMoniker, pmk);
 409     return E_NOTIMPL;
 410 }
 411
 412 static HRESULT WINAPI OleObject_GetMoniker(IOleObject *iface, DWORD dwAssign,
 413         DWORD dwWhichMoniker, LPMONIKER *ppmk)
 414 {
 415     WebBrowser *This = impl_from_IOleObject(iface);
 416     FIXME("(%p)->(%d, %d, %p)\n", This, dwAssign, dwWhichMoniker, ppmk);
 417     return E_NOTIMPL;
 418 }
 419
 420 static HRESULT WINAPI OleObject_InitFromData(IOleObject *iface, LPDATAOBJECT pDataObject,
 421         BOOL fCreation, DWORD dwReserved)
 422 {
 423     WebBrowser *This = impl_from_IOleObject(iface);
 424     FIXME("(%p)->(%p, %d, %d)\n", This, pDataObject, fCreation, dwReserved);
 425     return E_NOTIMPL;
 426 }
 427
 428 static HRESULT WINAPI OleObject_GetClipboardData(IOleObject *iface, DWORD dwReserved,
 429         LPDATAOBJECT *ppDataObject)
 430 {
 431     WebBrowser *This = impl_from_IOleObject(iface);
 432     FIXME("(%p)->(%d, %p)\n", This, dwReserved, ppDataObject);
 433     return E_NOTIMPL;
 434 }
 435
 436 static HRESULT WINAPI OleObject_DoVerb(IOleObject *iface, LONG iVerb, struct tagMSG* lpmsg,
 437         LPOLECLIENTSITE pActiveSite, LONG lindex, HWND hwndParent, LPCRECT lprcPosRect)
 438 {
 439     WebBrowser *This = impl_from_IOleObject(iface);
 440
 441     TRACE("(%p)->(%d %p %p %d %p %p)\n", This, iVerb, lpmsg, pActiveSite, lindex, hwndParent,
 442             lprcPosRect);
 443
 444     switch (iVerb)
 445     {
 446     case OLEIVERB_SHOW:
 447         TRACE("OLEIVERB_SHOW\n");
 448         return activate_ui(This, pActiveSite);
 449     case OLEIVERB_UIACTIVATE:
 450         TRACE("OLEIVERB_UIACTIVATE\n");
 451         return activate_ui(This, pActiveSite);
 452     case OLEIVERB_INPLACEACTIVATE:
 453         TRACE("OLEIVERB_INPLACEACTIVATE\n");
 454         return activate_inplace(This, pActiveSite);
 455     case OLEIVERB_HIDE:
 456         TRACE("OLEIVERB_HIDE\n");
 457         if(This->shell_embedding_hwnd)
 458             ShowWindow(This->shell_embedding_hwnd, SW_HIDE);
 459         return S_OK;
 460     default:
 461         FIXME("stub for %d\n", iVerb);
 462         break;
 463     }
 464
 465     return E_NOTIMPL;
 466 }
 467
 468 static HRESULT WINAPI OleObject_EnumVerbs(IOleObject *iface, IEnumOLEVERB **ppEnumOleVerb)
 469 {
 470     WebBrowser *This = impl_from_IOleObject(iface);
 471     TRACE("(%p)->(%p)\n", This, ppEnumOleVerb);
 472     return OleRegEnumVerbs(&CLSID_WebBrowser, ppEnumOleVerb);
 473 }
 474
 475 static HRESULT WINAPI OleObject_Update(IOleObject *iface)
 476 {
 477     WebBrowser *This = impl_from_IOleObject(iface);
 478     FIXME("(%p)\n", This);
 479     return E_NOTIMPL;
 480 }
 481
 482 static HRESULT WINAPI OleObject_IsUpToDate(IOleObject *iface)
 483 {
 484     WebBrowser *This = impl_from_IOleObject(iface);
 485     FIXME("(%p)\n", This);
 486     return E_NOTIMPL;
 487 }
 488
 489 static HRESULT WINAPI OleObject_GetUserClassID(IOleObject *iface, CLSID* pClsid)
 490 {
 491     WebBrowser *This = impl_from_IOleObject(iface);
 492     FIXME("(%p)->(%p)\n", This, pClsid);
 493     return E_NOTIMPL;
 494 }
 495
 496 static HRESULT WINAPI OleObject_GetUserType(IOleObject *iface, DWORD dwFormOfType,
 497         LPOLESTR* pszUserType)
 498 {
 499     WebBrowser *This = impl_from_IOleObject(iface);
 500     TRACE("(%p, %d, %p)\n", This, dwFormOfType, pszUserType);
 501     return OleRegGetUserType(&CLSID_WebBrowser, dwFormOfType, pszUserType);
 502 }
 503
 504 static HRESULT WINAPI OleObject_SetExtent(IOleObject *iface, DWORD dwDrawAspect, SIZEL *psizel)
 505 {
 506     WebBrowser *This = impl_from_IOleObject(iface);
 507
 508     TRACE("(%p)->(%x %p)\n", This, dwDrawAspect, psizel);
 509
 510     /* Tests show that dwDrawAspect is ignored */
 511     This->extent = *psizel;
 512     return S_OK;
 513 }
 514
 515 static HRESULT WINAPI OleObject_GetExtent(IOleObject *iface, DWORD dwDrawAspect, SIZEL *psizel)
 516 {
 517     WebBrowser *This = impl_from_IOleObject(iface);
 518
 519     TRACE("(%p)->(%x, %p)\n", This, dwDrawAspect, psizel);
 520
 521     /* Tests show that dwDrawAspect is ignored */
 522     *psizel = This->extent;
 523     return S_OK;
 524 }
 525
 526 static HRESULT WINAPI OleObject_Advise(IOleObject *iface, IAdviseSink *pAdvSink,
 527         DWORD* pdwConnection)
 528 {
 529     WebBrowser *This = impl_from_IOleObject(iface);
 530     FIXME("(%p)->(%p, %p)\n", This, pAdvSink, pdwConnection);
 531     return E_NOTIMPL;
 532 }
 533
 534 static HRESULT WINAPI OleObject_Unadvise(IOleObject *iface, DWORD dwConnection)
 535 {
 536     WebBrowser *This = impl_from_IOleObject(iface);
 537     FIXME("(%p)->(%d)\n", This, dwConnection);
 538     return E_NOTIMPL;
 539 }
 540
 541 static HRESULT WINAPI OleObject_EnumAdvise(IOleObject *iface, IEnumSTATDATA **ppenumAdvise)
 542 {
 543     WebBrowser *This = impl_from_IOleObject(iface);
 544     FIXME("(%p)->(%p)\n", This, ppenumAdvise);
 545     return S_OK;
 546 }
 547
 548 static HRESULT WINAPI OleObject_GetMiscStatus(IOleObject *iface, DWORD dwAspect, DWORD *pdwStatus)
 549 {
 550     WebBrowser *This = impl_from_IOleObject(iface);
 551
 552     TRACE("(%p)->(%x, %p)\n", This, dwAspect, pdwStatus);
 553
 554     *pdwStatus = OLEMISC_SETCLIENTSITEFIRST|OLEMISC_ACTIVATEWHENVISIBLE|OLEMISC_INSIDEOUT
 555         |OLEMISC_CANTLINKINSIDE|OLEMISC_RECOMPOSEONRESIZE;
 556
 557     return S_OK;
 558 }
 559
 560 static HRESULT WINAPI OleObject_SetColorScheme(IOleObject *iface, LOGPALETTE* pLogpal)
 561 {
 562     WebBrowser *This = impl_from_IOleObject(iface);
 563     FIXME("(%p)->(%p)\n", This, pLogpal);
 564     return E_NOTIMPL;
 565 }
 566
 567 static const IOleObjectVtbl OleObjectVtbl =
 568 {
 569     OleObject_QueryInterface,
 570     OleObject_AddRef,
 571     OleObject_Release,
 572     OleObject_SetClientSite,
 573     OleObject_GetClientSite,
 574     OleObject_SetHostNames,
 575     OleObject_Close,
 576     OleObject_SetMoniker,
 577     OleObject_GetMoniker,
 578     OleObject_InitFromData,
 579     OleObject_GetClipboardData,
 580     OleObject_DoVerb,
 581     OleObject_EnumVerbs,
 582     OleObject_Update,
 583     OleObject_IsUpToDate,
 584     OleObject_GetUserClassID,
 585     OleObject_GetUserType,
 586     OleObject_SetExtent,
 587     OleObject_GetExtent,
 588     OleObject_Advise,
 589     OleObject_Unadvise,
 590     OleObject_EnumAdvise,
 591     OleObject_GetMiscStatus,
 592     OleObject_SetColorScheme
 593 };
 594
 595 /**********************************************************************
 596  * Implement the IOleInPlaceObject interface
 597  */
 598
 599 static inline WebBrowser *impl_from_IOleInPlaceObject(IOleInPlaceObject *iface)
 600 {
 601     return CONTAINING_RECORD(iface, WebBrowser, IOleInPlaceObject_iface);
 602 }
 603
 604 static HRESULT WINAPI OleInPlaceObject_QueryInterface(IOleInPlaceObject *iface,
 605         REFIID riid, LPVOID *ppobj)
 606 {
 607     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 608     return IWebBrowser_QueryInterface(&This->IWebBrowser2_iface, riid, ppobj);
 609 }
 610
 611 static ULONG WINAPI OleInPlaceObject_AddRef(IOleInPlaceObject *iface)
 612 {
 613     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 614     return IWebBrowser_AddRef(&This->IWebBrowser2_iface);
 615 }
 616
 617 static ULONG WINAPI OleInPlaceObject_Release(IOleInPlaceObject *iface)
 618 {
 619     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 620     return IWebBrowser_Release(&This->IWebBrowser2_iface);
 621 }
 622
 623 static HRESULT WINAPI OleInPlaceObject_GetWindow(IOleInPlaceObject *iface, HWND* phwnd)
 624 {
 625     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 626
 627     TRACE("(%p)->(%p)\n", This, phwnd);
 628
 629     *phwnd = This->shell_embedding_hwnd;
 630     return S_OK;
 631 }
 632
 633 static HRESULT WINAPI OleInPlaceObject_ContextSensitiveHelp(IOleInPlaceObject *iface,
 634         BOOL fEnterMode)
 635 {
 636     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 637     FIXME("(%p)->(%x)\n", This, fEnterMode);
 638     return E_NOTIMPL;
 639 }
 640
 641 static HRESULT WINAPI OleInPlaceObject_InPlaceDeactivate(IOleInPlaceObject *iface)
 642 {
 643     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 644     FIXME("(%p)\n", This);
 645
 646     if(This->inplace) {
 647         IOleInPlaceSite_Release(This->inplace);
 648         This->inplace = NULL;
 649     }
 650
 651     return S_OK;
 652 }
 653
 654 static HRESULT WINAPI OleInPlaceObject_UIDeactivate(IOleInPlaceObject *iface)
 655 {
 656     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 657     FIXME("(%p)\n", This);
 658     return E_NOTIMPL;
 659 }
 660
 661 static HRESULT WINAPI OleInPlaceObject_SetObjectRects(IOleInPlaceObject *iface,
 662         LPCRECT lprcPosRect, LPCRECT lprcClipRect)
 663 {
 664     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 665
 666     TRACE("(%p)->(%p %p)\n", This, lprcPosRect, lprcClipRect);
 667
 668     This->pos_rect = *lprcPosRect;
 669
 670     if(lprcClipRect)
 671         This->clip_rect = *lprcClipRect;
 672
 673     if(This->shell_embedding_hwnd) {
 674         SetWindowPos(This->shell_embedding_hwnd, NULL,
 675                      lprcPosRect->left, lprcPosRect->top,
 676                      lprcPosRect->right-lprcPosRect->left,
 677                      lprcPosRect->bottom-lprcPosRect->top,
 678                      SWP_NOZORDER | SWP_NOACTIVATE);
 679     }
 680
 681     return S_OK;
 682 }
 683
 684 static HRESULT WINAPI OleInPlaceObject_ReactivateAndUndo(IOleInPlaceObject *iface)
 685 {
 686     WebBrowser *This = impl_from_IOleInPlaceObject(iface);
 687     FIXME("(%p)\n", This);
 688     return E_NOTIMPL;
 689 }
 690
 691 static const IOleInPlaceObjectVtbl OleInPlaceObjectVtbl =
 692 {
 693     OleInPlaceObject_QueryInterface,
 694     OleInPlaceObject_AddRef,
 695     OleInPlaceObject_Release,
 696     OleInPlaceObject_GetWindow,
 697     OleInPlaceObject_ContextSensitiveHelp,
 698     OleInPlaceObject_InPlaceDeactivate,
 699     OleInPlaceObject_UIDeactivate,
 700     OleInPlaceObject_SetObjectRects,
 701     OleInPlaceObject_ReactivateAndUndo
 702 };
 703
 704 /**********************************************************************
 705  * Implement the IOleControl interface
 706  */
 707
 708 static inline WebBrowser *impl_from_IOleControl(IOleControl *iface)
 709 {
 710     return CONTAINING_RECORD(iface, WebBrowser, IOleControl_iface);
 711 }
 712
 713 static HRESULT WINAPI OleControl_QueryInterface(IOleControl *iface,
 714         REFIID riid, LPVOID *ppobj)
 715 {
 716     WebBrowser *This = impl_from_IOleControl(iface);
 717     return IWebBrowser_QueryInterface(&This->IWebBrowser2_iface, riid, ppobj);
 718 }
 719
 720 static ULONG WINAPI OleControl_AddRef(IOleControl *iface)
 721 {
 722     WebBrowser *This = impl_from_IOleControl(iface);
 723     return IWebBrowser_AddRef(&This->IWebBrowser2_iface);
 724 }
 725
 726 static ULONG WINAPI OleControl_Release(IOleControl *iface)
 727 {
 728     WebBrowser *This = impl_from_IOleControl(iface);
 729     return IWebBrowser_Release(&This->IWebBrowser2_iface);
 730 }
 731
 732 static HRESULT WINAPI OleControl_GetControlInfo(IOleControl *iface, LPCONTROLINFO pCI)
 733 {
 734     WebBrowser *This = impl_from_IOleControl(iface);
 735
 736     TRACE("(%p)->(%p)\n", This, pCI);
 737
 738     /* Tests show that this function should be not implemented */
 739     return E_NOTIMPL;
 740 }
 741
 742 static HRESULT WINAPI OleControl_OnMnemonic(IOleControl *iface, struct tagMSG *pMsg)
 743 {
 744     WebBrowser *This = impl_from_IOleControl(iface);
 745     FIXME("(%p)->(%p)\n", This, pMsg);
 746     return E_NOTIMPL;
 747 }
 748
 749 static HRESULT WINAPI OleControl_OnAmbientPropertyChange(IOleControl *iface, DISPID dispID)
 750 {
 751     WebBrowser *This = impl_from_IOleControl(iface);
 752
 753     TRACE("(%p)->(%d)\n", This, dispID);
 754
 755     switch(dispID) {
 756     case DISPID_UNKNOWN:
 757         /* Unknown means multiple properties changed, so check them all.
 758          * BUT the Webbrowser OleControl object doesn't appear to do this.
 759          */
 760         return S_OK;
 761     case DISPID_AMBIENT_DLCONTROL:
 762         return S_OK;
 763     case DISPID_AMBIENT_OFFLINEIFNOTCONNECTED:
 764         return on_offlineconnected_change(This);
 765     case DISPID_AMBIENT_SILENT:
 766         return on_silent_change(This);
 767     }
 768
 769     FIXME("Unknown dispID %d\n", dispID);
 770     return E_NOTIMPL;
 771 }
 772
 773 static HRESULT WINAPI OleControl_FreezeEvents(IOleControl *iface, BOOL bFreeze)
 774 {
 775     WebBrowser *This = impl_from_IOleControl(iface);
 776     FIXME("(%p)->(%x)\n", This, bFreeze);
 777     return E_NOTIMPL;
 778 }
 779
 780 static const IOleControlVtbl OleControlVtbl =
 781 {
 782     OleControl_QueryInterface,
 783     OleControl_AddRef,
 784     OleControl_Release,
 785     OleControl_GetControlInfo,
 786     OleControl_OnMnemonic,
 787     OleControl_OnAmbientPropertyChange,
 788     OleControl_FreezeEvents
 789 };
 790
 791 static inline WebBrowser *impl_from_IOleInPlaceActiveObject(IOleInPlaceActiveObject *iface)
 792 {
 793     return CONTAINING_RECORD(iface, WebBrowser, IOleInPlaceActiveObject_iface);
 794 }
 795
 796 static HRESULT WINAPI InPlaceActiveObject_QueryInterface(IOleInPlaceActiveObject *iface,
 797         REFIID riid, void **ppv)
 798 {
 799     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
 800     return IWebBrowser2_QueryInterface(&This->IWebBrowser2_iface, riid, ppv);
 801 }
 802
 803 static ULONG WINAPI InPlaceActiveObject_AddRef(IOleInPlaceActiveObject *iface)
 804 {
 805     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
 806     return IWebBrowser2_AddRef(&This->IWebBrowser2_iface);
 807 }
 808
 809 static ULONG WINAPI InPlaceActiveObject_Release(IOleInPlaceActiveObject *iface)
 810 {
 811     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
 812     return IWebBrowser2_Release(&This->IWebBrowser2_iface);
 813 }
 814
 815 static HRESULT WINAPI InPlaceActiveObject_GetWindow(IOleInPlaceActiveObject *iface,
 816                                                     HWND *phwnd)
 817 {
 818     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
 819     return IOleInPlaceObject_GetWindow(&This->IOleInPlaceObject_iface, phwnd);
 820 }
 821
 822 static HRESULT WINAPI InPlaceActiveObject_ContextSensitiveHelp(IOleInPlaceActiveObject *iface,
 823                                                                BOOL fEnterMode)
 824 {
 825     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
 826     return IOleInPlaceObject_ContextSensitiveHelp(&This->IOleInPlaceObject_iface, fEnterMode);
 827 }
 828
 829 static HRESULT WINAPI InPlaceActiveObject_TranslateAccelerator(IOleInPlaceActiveObject *iface,
 830                                                                LPMSG lpmsg)
 831 {
 832     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
 833     IOleInPlaceActiveObject *activeobj;
 834     HRESULT hr = S_FALSE;
 835
 836     TRACE("(%p)->(%p)\n", This, lpmsg);
 837
 838     if(This->doc_host.document) {
 839         if(SUCCEEDED(IUnknown_QueryInterface(This->doc_host.document,
 840                                              &IID_IOleInPlaceActiveObject,
 841                                              (void**)&activeobj))) {
 842             hr = IOleInPlaceActiveObject_TranslateAccelerator(activeobj, lpmsg);
 843             IOleInPlaceActiveObject_Release(activeobj);
 844         }
 845     }
 846
 847     if(SUCCEEDED(hr))
 848         return hr;
 849     else
 850         return S_FALSE;
 851 }
 852
 853 static HRESULT WINAPI InPlaceActiveObject_OnFrameWindowActivate(IOleInPlaceActiveObject *iface,
 854                                                                 BOOL fActivate)
 855 {
 856     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
 857     FIXME("(%p)->(%x)\n", This, fActivate);
 858     return E_NOTIMPL;
 859 }
 860
 861 static HRESULT WINAPI InPlaceActiveObject_OnDocWindowActivate(IOleInPlaceActiveObject *iface,
 862                                                               BOOL fActivate)
 863 {
 864     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
 865     FIXME("(%p)->(%x)\n", This, fActivate);
 866     return E_NOTIMPL;
 867 }
 868
 869 static HRESULT WINAPI InPlaceActiveObject_ResizeBorder(IOleInPlaceActiveObject *iface,
 870         LPCRECT lprcBorder, IOleInPlaceUIWindow *pUIWindow, BOOL fFrameWindow)
 871 {
 872     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
 873     FIXME("(%p)->(%p %p %x)\n", This, lprcBorder, pUIWindow, fFrameWindow);
 874     return E_NOTIMPL;
 875 }
 876
 877 static HRESULT WINAPI InPlaceActiveObject_EnableModeless(IOleInPlaceActiveObject *iface,
 878                                                          BOOL fEnable)
 879 {
 880     WebBrowser *This = impl_from_IOleInPlaceActiveObject(iface);
 881     FIXME("(%p)->(%x)\n", This, fEnable);
 882     return E_NOTIMPL;
 883 }
 884
 885 static const IOleInPlaceActiveObjectVtbl OleInPlaceActiveObjectVtbl = {
 886     InPlaceActiveObject_QueryInterface,
 887     InPlaceActiveObject_AddRef,
 888     InPlaceActiveObject_Release,
 889     InPlaceActiveObject_GetWindow,
 890     InPlaceActiveObject_ContextSensitiveHelp,
 891     InPlaceActiveObject_TranslateAccelerator,
 892     InPlaceActiveObject_OnFrameWindowActivate,
 893     InPlaceActiveObject_OnDocWindowActivate,
 894     InPlaceActiveObject_ResizeBorder,
 895     InPlaceActiveObject_EnableModeless
 896 };
 897
 898 static inline WebBrowser *impl_from_IOleCommandTarget(IOleCommandTarget *iface)
 899 {
 900     return CONTAINING_RECORD(iface, WebBrowser, IOleCommandTarget_iface);
 901 }
 902
 903 static HRESULT WINAPI WBOleCommandTarget_QueryInterface(IOleCommandTarget *iface,
 904         REFIID riid, void **ppv)
 905 {
 906     WebBrowser *This = impl_from_IOleCommandTarget(iface);
 907     return IWebBrowser2_QueryInterface(&This->IWebBrowser2_iface, riid, ppv);
 908 }
 909
 910 static ULONG WINAPI WBOleCommandTarget_AddRef(IOleCommandTarget *iface)
 911 {
 912     WebBrowser *This = impl_from_IOleCommandTarget(iface);
 913     return IWebBrowser2_AddRef(&This->IWebBrowser2_iface);
 914 }
 915
 916 static ULONG WINAPI WBOleCommandTarget_Release(IOleCommandTarget *iface)
 917 {
 918     WebBrowser *This = impl_from_IOleCommandTarget(iface);
 919     return IWebBrowser2_Release(&This->IWebBrowser2_iface);
 920 }
 921
 922 static HRESULT WINAPI WBOleCommandTarget_QueryStatus(IOleCommandTarget *iface,
 923         const GUID *pguidCmdGroup, ULONG cCmds, OLECMD prgCmds[], OLECMDTEXT *pCmdText)
 924 {
 925     WebBrowser *This = impl_from_IOleCommandTarget(iface);
 926     IOleCommandTarget *cmdtrg;
 927     HRESULT hres;
 928
 929     TRACE("(%p)->(%s %u %p %p)\n", This, debugstr_guid(pguidCmdGroup), cCmds, prgCmds,
 930           pCmdText);
 931
 932     if(!This->doc_host.document)
 933         return 0x80040104;
 934
 935     /* NOTE: There are probably some commands that we should handle here
 936      * instead of forwarding to document object. */
 937
 938     hres = IUnknown_QueryInterface(This->doc_host.document, &IID_IOleCommandTarget, (void**)&cmdtrg);
 939     if(FAILED(hres))
 940         return hres;
 941
 942     hres = IOleCommandTarget_QueryStatus(cmdtrg, pguidCmdGroup, cCmds, prgCmds, pCmdText);
 943     IOleCommandTarget_Release(cmdtrg);
 944
 945     return hres;
 946 }
 947
 948 static HRESULT WINAPI WBOleCommandTarget_Exec(IOleCommandTarget *iface,
 949         const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn,
 950         VARIANT *pvaOut)
 951 {
 952     WebBrowser *This = impl_from_IOleCommandTarget(iface);
 953     FIXME("(%p)->(%s %d %d %p %p)\n", This, debugstr_guid(pguidCmdGroup), nCmdID,
 954           nCmdexecopt, pvaIn, pvaOut);
 955     return E_NOTIMPL;
 956 }
 957
 958 static const IOleCommandTargetVtbl OleCommandTargetVtbl = {
 959     WBOleCommandTarget_QueryInterface,
 960     WBOleCommandTarget_AddRef,
 961     WBOleCommandTarget_Release,
 962     WBOleCommandTarget_QueryStatus,
 963     WBOleCommandTarget_Exec
 964 };
 965
 966 void WebBrowser_OleObject_Init(WebBrowser *This)
 967 {
 968     DWORD dpi_x;
 969     DWORD dpi_y;
 970     HDC hdc;
 971
 972     /* default aspect ratio is 96dpi / 96dpi */
 973     hdc = GetDC(0);
 974     dpi_x = GetDeviceCaps(hdc, LOGPIXELSX);
 975     dpi_y = GetDeviceCaps(hdc, LOGPIXELSY);
 976     ReleaseDC(0, hdc);
 977
 978     This->IOleObject_iface.lpVtbl              = &OleObjectVtbl;
 979     This->IOleInPlaceObject_iface.lpVtbl       = &OleInPlaceObjectVtbl;
 980     This->IOleControl_iface.lpVtbl             = &OleControlVtbl;
 981     This->IOleInPlaceActiveObject_iface.lpVtbl = &OleInPlaceActiveObjectVtbl;
 982     This->IOleCommandTarget_iface.lpVtbl       = &OleCommandTargetVtbl;
 983
 984     /* Default size is 50x20 pixels, in himetric units */
 985     This->extent.cx = MulDiv( 50, 2540, dpi_x );
 986     This->extent.cy = MulDiv( 20, 2540, dpi_y );
 987 }
 988
 989 void WebBrowser_OleObject_Destroy(WebBrowser *This)
 990 {
 991     release_client_site(This);
 992 }