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         IOleClientSite_ShowObject(This->client);
 156         IOleClientSite_GetContainer(This->client, &This->container);
 157     }
 158
 159     if(This->doc_host.frame)
 160         IOleInPlaceFrame_GetWindow(This->doc_host.frame, &This->frame_hwnd);
 161
 162     return S_OK;
 163 }
 164
 165 static HRESULT activate_ui(WebBrowser *This, IOleClientSite *active_site)
 166 {
 167     HRESULT hres;
 168
 169     static const WCHAR wszitem[] = {'i','t','e','m',0};
 170
 171     if(This->inplace)
 172     {
 173         if(This->shell_embedding_hwnd)
 174             ShowWindow(This->shell_embedding_hwnd, SW_SHOW);
 175         return S_OK;
 176     }
 177
 178     hres = activate_inplace(This, active_site);
 179     if(FAILED(hres))
 180         return hres;
 181
 182     IOleInPlaceSite_OnUIActivate(This->inplace);
 183
 184     if(This->doc_host.frame)
 185         IOleInPlaceFrame_SetActiveObject(This->doc_host.frame, ACTIVEOBJ(This), wszitem);
 186     if(This->uiwindow)
 187         IOleInPlaceUIWindow_SetActiveObject(This->uiwindow, ACTIVEOBJ(This), wszitem);
 188
 189     if(This->doc_host.frame)
 190         IOleInPlaceFrame_SetMenu(This->doc_host.frame, NULL, NULL, This->shell_embedding_hwnd);
 191
 192     SetFocus(This->shell_embedding_hwnd);
 193
 194     return S_OK;
 195 }
 196
 197 static HRESULT get_client_disp_property(IOleClientSite *client, DISPID dispid, VARIANT *res)
 198 {
 199     IDispatch *disp = NULL;
 200     DISPPARAMS dispparams = {NULL, 0};
 201     HRESULT hres;
 202
 203     VariantInit(res);
 204
 205     if(!client)
 206         return S_OK;
 207
 208     hres = IOleClientSite_QueryInterface(client, &IID_IDispatch, (void**)&disp);
 209     if(FAILED(hres)) {
 210         TRACE("Could not get IDispatch\n");
 211         return hres;
 212     }
 213
 214     hres = IDispatch_Invoke(disp, dispid, &IID_NULL, LOCALE_SYSTEM_DEFAULT,
 215             DISPATCH_PROPERTYGET, &dispparams, res, NULL, NULL);
 216
 217     IDispatch_Release(disp);
 218
 219     return hres;
 220 }
 221
 222 static HRESULT on_offlineconnected_change(WebBrowser *This)
 223 {
 224     VARIANT offline;
 225
 226     get_client_disp_property(This->client, DISPID_AMBIENT_OFFLINEIFNOTCONNECTED, &offline);
 227
 228     if(V_VT(&offline) == VT_BOOL)
 229         IWebBrowser2_put_Offline(WEBBROWSER2(This), V_BOOL(&offline));
 230     else if(V_VT(&offline) != VT_EMPTY)
 231         WARN("wrong V_VT(silent) %d\n", V_VT(&offline));
 232
 233     return S_OK;
 234 }
 235
 236 static HRESULT on_silent_change(WebBrowser *This)
 237 {
 238     VARIANT silent;
 239
 240     get_client_disp_property(This->client, DISPID_AMBIENT_SILENT, &silent);
 241
 242     if(V_VT(&silent) == VT_BOOL)
 243         IWebBrowser2_put_Silent(WEBBROWSER2(This), V_BOOL(&silent));
 244     else if(V_VT(&silent) != VT_EMPTY)
 245         WARN("wrong V_VT(silent) %d\n", V_VT(&silent));
 246
 247     return S_OK;
 248 }
 249
 250 /**********************************************************************
 251  * Implement the IOleObject interface for the WebBrowser control
 252  */
 253
 254 #define OLEOBJ_THIS(iface) DEFINE_THIS(WebBrowser, OleObject, iface)
 255
 256 static HRESULT WINAPI OleObject_QueryInterface(IOleObject *iface, REFIID riid, void **ppv)
 257 {
 258     WebBrowser *This = OLEOBJ_THIS(iface);
 259     return IWebBrowser_QueryInterface(WEBBROWSER(This), riid, ppv);
 260 }
 261
 262 static ULONG WINAPI OleObject_AddRef(IOleObject *iface)
 263 {
 264     WebBrowser *This = OLEOBJ_THIS(iface);
 265     return IWebBrowser_AddRef(WEBBROWSER(This));
 266 }
 267
 268 static ULONG WINAPI OleObject_Release(IOleObject *iface)
 269 {
 270     WebBrowser *This = OLEOBJ_THIS(iface);
 271     return IWebBrowser_Release(WEBBROWSER(This));
 272 }
 273
 274 static HRESULT WINAPI OleObject_SetClientSite(IOleObject *iface, LPOLECLIENTSITE pClientSite)
 275 {
 276     WebBrowser *This = OLEOBJ_THIS(iface);
 277     IOleContainer *container;
 278     HRESULT hres;
 279
 280     TRACE("(%p)->(%p)\n", This, pClientSite);
 281
 282     if(This->client == pClientSite)
 283         return S_OK;
 284
 285     if(This->doc_host.hwnd) {
 286         DestroyWindow(This->doc_host.hwnd);
 287         This->doc_host.hwnd = NULL;
 288     }
 289     if(This->shell_embedding_hwnd) {
 290         DestroyWindow(This->shell_embedding_hwnd);
 291         This->shell_embedding_hwnd = NULL;
 292     }
 293
 294     if(This->inplace) {
 295         IOleInPlaceSite_Release(This->inplace);
 296         This->inplace = NULL;
 297     }
 298
 299     if(This->doc_host.hostui) {
 300         IDocHostUIHandler_Release(This->doc_host.hostui);
 301         This->doc_host.hostui = NULL;
 302     }
 303
 304     if(This->client)
 305         IOleClientSite_Release(This->client);
 306
 307     This->client = pClientSite;
 308
 309     if(!pClientSite) {
 310         if(This->doc_host.document)
 311             deactivate_document(&This->doc_host);
 312         return S_OK;
 313     }
 314
 315     IOleClientSite_AddRef(pClientSite);
 316
 317     IOleClientSite_QueryInterface(This->client, &IID_IDispatch,
 318                                   (void**)&This->doc_host.client_disp);
 319
 320     IOleClientSite_QueryInterface(This->client, &IID_IDocHostUIHandler,
 321                                   (void**)&This->doc_host.hostui);
 322
 323     hres = IOleClientSite_GetContainer(This->client, &container);
 324     if(SUCCEEDED(hres)) {
 325         ITargetContainer *target_container;
 326
 327         hres = IOleContainer_QueryInterface(container, &IID_ITargetContainer,
 328                                             (void**)&target_container);
 329         if(SUCCEEDED(hres)) {
 330             FIXME("Unsupported ITargetContainer\n");
 331             ITargetContainer_Release(target_container);
 332         }
 333
 334         IOleContainer_Release(container);
 335     }
 336
 337     create_shell_embedding_hwnd(This);
 338
 339     on_offlineconnected_change(This);
 340     on_silent_change(This);
 341
 342     return S_OK;
 343 }
 344
 345 static HRESULT WINAPI OleObject_GetClientSite(IOleObject *iface, LPOLECLIENTSITE *ppClientSite)
 346 {
 347     WebBrowser *This = OLEOBJ_THIS(iface);
 348
 349     TRACE("(%p)->(%p)\n", This, ppClientSite);
 350
 351     if(!ppClientSite)
 352         return E_INVALIDARG;
 353
 354     if(This->client)
 355         IOleClientSite_AddRef(This->client);
 356     *ppClientSite = This->client;
 357
 358     return S_OK;
 359 }
 360
 361 static HRESULT WINAPI OleObject_SetHostNames(IOleObject *iface, LPCOLESTR szContainerApp,
 362         LPCOLESTR szContainerObj)
 363 {
 364     WebBrowser *This = OLEOBJ_THIS(iface);
 365
 366     TRACE("(%p)->(%s, %s)\n", This, debugstr_w(szContainerApp), debugstr_w(szContainerObj));
 367
 368     /* We have nothing to do here. */
 369     return S_OK;
 370 }
 371
 372 static HRESULT WINAPI OleObject_Close(IOleObject *iface, DWORD dwSaveOption)
 373 {
 374     WebBrowser *This = OLEOBJ_THIS(iface);
 375     FIXME("(%p)->(%d)\n", This, dwSaveOption);
 376     return E_NOTIMPL;
 377 }
 378
 379 static HRESULT WINAPI OleObject_SetMoniker(IOleObject *iface, DWORD dwWhichMoniker, IMoniker* pmk)
 380 {
 381     WebBrowser *This = OLEOBJ_THIS(iface);
 382     FIXME("(%p)->(%d, %p)\n", This, dwWhichMoniker, pmk);
 383     return E_NOTIMPL;
 384 }
 385
 386 static HRESULT WINAPI OleObject_GetMoniker(IOleObject *iface, DWORD dwAssign,
 387         DWORD dwWhichMoniker, LPMONIKER *ppmk)
 388 {
 389     WebBrowser *This = OLEOBJ_THIS(iface);
 390     FIXME("(%p)->(%d, %d, %p)\n", This, dwAssign, dwWhichMoniker, ppmk);
 391     return E_NOTIMPL;
 392 }
 393
 394 static HRESULT WINAPI OleObject_InitFromData(IOleObject *iface, LPDATAOBJECT pDataObject,
 395         BOOL fCreation, DWORD dwReserved)
 396 {
 397     WebBrowser *This = OLEOBJ_THIS(iface);
 398     FIXME("(%p)->(%p, %d, %d)\n", This, pDataObject, fCreation, dwReserved);
 399     return E_NOTIMPL;
 400 }
 401
 402 static HRESULT WINAPI OleObject_GetClipboardData(IOleObject *iface, DWORD dwReserved,
 403         LPDATAOBJECT *ppDataObject)
 404 {
 405     WebBrowser *This = OLEOBJ_THIS(iface);
 406     FIXME("(%p)->(%d, %p)\n", This, dwReserved, ppDataObject);
 407     return E_NOTIMPL;
 408 }
 409
 410 static HRESULT WINAPI OleObject_DoVerb(IOleObject *iface, LONG iVerb, struct tagMSG* lpmsg,
 411         LPOLECLIENTSITE pActiveSite, LONG lindex, HWND hwndParent, LPCRECT lprcPosRect)
 412 {
 413     WebBrowser *This = OLEOBJ_THIS(iface);
 414
 415     TRACE("(%p)->(%d %p %p %d %p %p)\n", This, iVerb, lpmsg, pActiveSite, lindex, hwndParent,
 416             lprcPosRect);
 417
 418     switch (iVerb)
 419     {
 420     case OLEIVERB_SHOW:
 421         TRACE("OLEIVERB_SHOW\n");
 422         return activate_ui(This, pActiveSite);
 423     case OLEIVERB_UIACTIVATE:
 424         TRACE("OLEIVERB_UIACTIVATE\n");
 425         return activate_ui(This, pActiveSite);
 426     case OLEIVERB_INPLACEACTIVATE:
 427         TRACE("OLEIVERB_INPLACEACTIVATE\n");
 428         return activate_inplace(This, pActiveSite);
 429     case OLEIVERB_HIDE:
 430         TRACE("OLEIVERB_HIDE\n");
 431         if(This->shell_embedding_hwnd)
 432             ShowWindow(This->shell_embedding_hwnd, SW_HIDE);
 433         return S_OK;
 434     default:
 435         FIXME("stub for %d\n", iVerb);
 436         break;
 437     }
 438
 439     return E_NOTIMPL;
 440 }
 441
 442 static HRESULT WINAPI OleObject_EnumVerbs(IOleObject *iface, IEnumOLEVERB **ppEnumOleVerb)
 443 {
 444     WebBrowser *This = OLEOBJ_THIS(iface);
 445     TRACE("(%p)->(%p)\n", This, ppEnumOleVerb);
 446     return OleRegEnumVerbs(&CLSID_WebBrowser, ppEnumOleVerb);
 447 }
 448
 449 static HRESULT WINAPI OleObject_Update(IOleObject *iface)
 450 {
 451     WebBrowser *This = OLEOBJ_THIS(iface);
 452     FIXME("(%p)\n", This);
 453     return E_NOTIMPL;
 454 }
 455
 456 static HRESULT WINAPI OleObject_IsUpToDate(IOleObject *iface)
 457 {
 458     WebBrowser *This = OLEOBJ_THIS(iface);
 459     FIXME("(%p)\n", This);
 460     return E_NOTIMPL;
 461 }
 462
 463 static HRESULT WINAPI OleObject_GetUserClassID(IOleObject *iface, CLSID* pClsid)
 464 {
 465     WebBrowser *This = OLEOBJ_THIS(iface);
 466     FIXME("(%p)->(%p)\n", This, pClsid);
 467     return E_NOTIMPL;
 468 }
 469
 470 static HRESULT WINAPI OleObject_GetUserType(IOleObject *iface, DWORD dwFormOfType,
 471         LPOLESTR* pszUserType)
 472 {
 473     WebBrowser *This = OLEOBJ_THIS(iface);
 474     TRACE("(%p, %d, %p)\n", This, dwFormOfType, pszUserType);
 475     return OleRegGetUserType(&CLSID_WebBrowser, dwFormOfType, pszUserType);
 476 }
 477
 478 static HRESULT WINAPI OleObject_SetExtent(IOleObject *iface, DWORD dwDrawAspect, SIZEL *psizel)
 479 {
 480     WebBrowser *This = OLEOBJ_THIS(iface);
 481
 482     TRACE("(%p)->(%x %p)\n", This, dwDrawAspect, psizel);
 483
 484     /* Tests show that dwDrawAspect is ignored */
 485     This->extent = *psizel;
 486     return S_OK;
 487 }
 488
 489 static HRESULT WINAPI OleObject_GetExtent(IOleObject *iface, DWORD dwDrawAspect, SIZEL *psizel)
 490 {
 491     WebBrowser *This = OLEOBJ_THIS(iface);
 492
 493     TRACE("(%p)->(%x, %p)\n", This, dwDrawAspect, psizel);
 494
 495     /* Tests show that dwDrawAspect is ignored */
 496     *psizel = This->extent;
 497     return S_OK;
 498 }
 499
 500 static HRESULT WINAPI OleObject_Advise(IOleObject *iface, IAdviseSink *pAdvSink,
 501         DWORD* pdwConnection)
 502 {
 503     WebBrowser *This = OLEOBJ_THIS(iface);
 504     FIXME("(%p)->(%p, %p)\n", This, pAdvSink, pdwConnection);
 505     return E_NOTIMPL;
 506 }
 507
 508 static HRESULT WINAPI OleObject_Unadvise(IOleObject *iface, DWORD dwConnection)
 509 {
 510     WebBrowser *This = OLEOBJ_THIS(iface);
 511     FIXME("(%p)->(%d)\n", This, dwConnection);
 512     return E_NOTIMPL;
 513 }
 514
 515 static HRESULT WINAPI OleObject_EnumAdvise(IOleObject *iface, IEnumSTATDATA **ppenumAdvise)
 516 {
 517     WebBrowser *This = OLEOBJ_THIS(iface);
 518     FIXME("(%p)->(%p)\n", This, ppenumAdvise);
 519     return S_OK;
 520 }
 521
 522 static HRESULT WINAPI OleObject_GetMiscStatus(IOleObject *iface, DWORD dwAspect, DWORD *pdwStatus)
 523 {
 524     WebBrowser *This = OLEOBJ_THIS(iface);
 525
 526     TRACE("(%p)->(%x, %p)\n", This, dwAspect, pdwStatus);
 527
 528     *pdwStatus = OLEMISC_SETCLIENTSITEFIRST|OLEMISC_ACTIVATEWHENVISIBLE|OLEMISC_INSIDEOUT
 529         |OLEMISC_CANTLINKINSIDE|OLEMISC_RECOMPOSEONRESIZE;
 530
 531     return S_OK;
 532 }
 533
 534 static HRESULT WINAPI OleObject_SetColorScheme(IOleObject *iface, LOGPALETTE* pLogpal)
 535 {
 536     WebBrowser *This = OLEOBJ_THIS(iface);
 537     FIXME("(%p)->(%p)\n", This, pLogpal);
 538     return E_NOTIMPL;
 539 }
 540
 541 #undef OLEOBJ_THIS
 542
 543 static const IOleObjectVtbl OleObjectVtbl =
 544 {
 545     OleObject_QueryInterface,
 546     OleObject_AddRef,
 547     OleObject_Release,
 548     OleObject_SetClientSite,
 549     OleObject_GetClientSite,
 550     OleObject_SetHostNames,
 551     OleObject_Close,
 552     OleObject_SetMoniker,
 553     OleObject_GetMoniker,
 554     OleObject_InitFromData,
 555     OleObject_GetClipboardData,
 556     OleObject_DoVerb,
 557     OleObject_EnumVerbs,
 558     OleObject_Update,
 559     OleObject_IsUpToDate,
 560     OleObject_GetUserClassID,
 561     OleObject_GetUserType,
 562     OleObject_SetExtent,
 563     OleObject_GetExtent,
 564     OleObject_Advise,
 565     OleObject_Unadvise,
 566     OleObject_EnumAdvise,
 567     OleObject_GetMiscStatus,
 568     OleObject_SetColorScheme
 569 };
 570
 571 /**********************************************************************
 572  * Implement the IOleInPlaceObject interface
 573  */
 574
 575 #define INPLACEOBJ_THIS(iface) DEFINE_THIS(WebBrowser, OleInPlaceObject, iface)
 576
 577 static HRESULT WINAPI OleInPlaceObject_QueryInterface(IOleInPlaceObject *iface,
 578         REFIID riid, LPVOID *ppobj)
 579 {
 580     WebBrowser *This = INPLACEOBJ_THIS(iface);
 581     return IWebBrowser_QueryInterface(WEBBROWSER(This), riid, ppobj);
 582 }
 583
 584 static ULONG WINAPI OleInPlaceObject_AddRef(IOleInPlaceObject *iface)
 585 {
 586     WebBrowser *This = INPLACEOBJ_THIS(iface);
 587     return IWebBrowser_AddRef(WEBBROWSER(This));
 588 }
 589
 590 static ULONG WINAPI OleInPlaceObject_Release(IOleInPlaceObject *iface)
 591 {
 592     WebBrowser *This = INPLACEOBJ_THIS(iface);
 593     return IWebBrowser_Release(WEBBROWSER(This));
 594 }
 595
 596 static HRESULT WINAPI OleInPlaceObject_GetWindow(IOleInPlaceObject *iface, HWND* phwnd)
 597 {
 598     WebBrowser *This = INPLACEOBJ_THIS(iface);
 599
 600     TRACE("(%p)->(%p)\n", This, phwnd);
 601
 602     *phwnd = This->shell_embedding_hwnd;
 603     return S_OK;
 604 }
 605
 606 static HRESULT WINAPI OleInPlaceObject_ContextSensitiveHelp(IOleInPlaceObject *iface,
 607         BOOL fEnterMode)
 608 {
 609     WebBrowser *This = INPLACEOBJ_THIS(iface);
 610     FIXME("(%p)->(%x)\n", This, fEnterMode);
 611     return E_NOTIMPL;
 612 }
 613
 614 static HRESULT WINAPI OleInPlaceObject_InPlaceDeactivate(IOleInPlaceObject *iface)
 615 {
 616     WebBrowser *This = INPLACEOBJ_THIS(iface);
 617     FIXME("(%p)\n", This);
 618     return E_NOTIMPL;
 619 }
 620
 621 static HRESULT WINAPI OleInPlaceObject_UIDeactivate(IOleInPlaceObject *iface)
 622 {
 623     WebBrowser *This = INPLACEOBJ_THIS(iface);
 624     FIXME("(%p)\n", This);
 625     return E_NOTIMPL;
 626 }
 627
 628 static HRESULT WINAPI OleInPlaceObject_SetObjectRects(IOleInPlaceObject *iface,
 629         LPCRECT lprcPosRect, LPCRECT lprcClipRect)
 630 {
 631     WebBrowser *This = INPLACEOBJ_THIS(iface);
 632
 633     TRACE("(%p)->(%p %p)\n", This, lprcPosRect, lprcClipRect);
 634
 635     This->pos_rect = *lprcPosRect;
 636
 637     if(lprcClipRect)
 638         This->clip_rect = *lprcClipRect;
 639
 640     if(This->shell_embedding_hwnd) {
 641         SetWindowPos(This->shell_embedding_hwnd, NULL,
 642                      lprcPosRect->left, lprcPosRect->top,
 643                      lprcPosRect->right-lprcPosRect->left,
 644                      lprcPosRect->bottom-lprcPosRect->top,
 645                      SWP_NOZORDER | SWP_NOACTIVATE);
 646     }
 647
 648     return S_OK;
 649 }
 650
 651 static HRESULT WINAPI OleInPlaceObject_ReactivateAndUndo(IOleInPlaceObject *iface)
 652 {
 653     WebBrowser *This = INPLACEOBJ_THIS(iface);
 654     FIXME("(%p)\n", This);
 655     return E_NOTIMPL;
 656 }
 657
 658 #undef INPLACEOBJ_THIS
 659
 660 static const IOleInPlaceObjectVtbl OleInPlaceObjectVtbl =
 661 {
 662     OleInPlaceObject_QueryInterface,
 663     OleInPlaceObject_AddRef,
 664     OleInPlaceObject_Release,
 665     OleInPlaceObject_GetWindow,
 666     OleInPlaceObject_ContextSensitiveHelp,
 667     OleInPlaceObject_InPlaceDeactivate,
 668     OleInPlaceObject_UIDeactivate,
 669     OleInPlaceObject_SetObjectRects,
 670     OleInPlaceObject_ReactivateAndUndo
 671 };
 672
 673 /**********************************************************************
 674  * Implement the IOleControl interface
 675  */
 676
 677 #define CONTROL_THIS(iface) DEFINE_THIS(WebBrowser, OleControl, iface)
 678
 679 static HRESULT WINAPI OleControl_QueryInterface(IOleControl *iface,
 680         REFIID riid, LPVOID *ppobj)
 681 {
 682     WebBrowser *This = CONTROL_THIS(iface);
 683     return IWebBrowser_QueryInterface(WEBBROWSER(This), riid, ppobj);
 684 }
 685
 686 static ULONG WINAPI OleControl_AddRef(IOleControl *iface)
 687 {
 688     WebBrowser *This = CONTROL_THIS(iface);
 689     return IWebBrowser_AddRef(WEBBROWSER(This));
 690 }
 691
 692 static ULONG WINAPI OleControl_Release(IOleControl *iface)
 693 {
 694     WebBrowser *This = CONTROL_THIS(iface);
 695     return IWebBrowser_Release(WEBBROWSER(This));
 696 }
 697
 698 static HRESULT WINAPI OleControl_GetControlInfo(IOleControl *iface, LPCONTROLINFO pCI)
 699 {
 700     WebBrowser *This = CONTROL_THIS(iface);
 701
 702     TRACE("(%p)->(%p)\n", This, pCI);
 703
 704     /* Tests show that this function should be not implemented */
 705     return E_NOTIMPL;
 706 }
 707
 708 static HRESULT WINAPI OleControl_OnMnemonic(IOleControl *iface, struct tagMSG *pMsg)
 709 {
 710     WebBrowser *This = CONTROL_THIS(iface);
 711     FIXME("(%p)->(%p)\n", This, pMsg);
 712     return E_NOTIMPL;
 713 }
 714
 715 static HRESULT WINAPI OleControl_OnAmbientPropertyChange(IOleControl *iface, DISPID dispID)
 716 {
 717     WebBrowser *This = CONTROL_THIS(iface);
 718
 719     TRACE("(%p)->(%d)\n", This, dispID);
 720
 721     switch(dispID) {
 722     case DISPID_UNKNOWN:
 723         /* Unknown means multiple properties changed, so check them all.
 724          * BUT the Webbrowser OleControl object doesn't appear to do this.
 725          */
 726         return S_OK;
 727     case DISPID_AMBIENT_DLCONTROL:
 728         return S_OK;
 729     case DISPID_AMBIENT_OFFLINEIFNOTCONNECTED:
 730         return on_offlineconnected_change(This);
 731     case DISPID_AMBIENT_SILENT:
 732         return on_silent_change(This);
 733     }
 734
 735     FIXME("Unknown dispID %d\n", dispID);
 736     return E_NOTIMPL;
 737 }
 738
 739 static HRESULT WINAPI OleControl_FreezeEvents(IOleControl *iface, BOOL bFreeze)
 740 {
 741     WebBrowser *This = CONTROL_THIS(iface);
 742     FIXME("(%p)->(%x)\n", This, bFreeze);
 743     return E_NOTIMPL;
 744 }
 745
 746 #undef CONTROL_THIS
 747
 748 static const IOleControlVtbl OleControlVtbl =
 749 {
 750     OleControl_QueryInterface,
 751     OleControl_AddRef,
 752     OleControl_Release,
 753     OleControl_GetControlInfo,
 754     OleControl_OnMnemonic,
 755     OleControl_OnAmbientPropertyChange,
 756     OleControl_FreezeEvents
 757 };
 758
 759 #define ACTIVEOBJ_THIS(iface) DEFINE_THIS(WebBrowser, OleInPlaceActiveObject, iface)
 760
 761 static HRESULT WINAPI InPlaceActiveObject_QueryInterface(IOleInPlaceActiveObject *iface,
 762                                                             REFIID riid, void **ppv)
 763 {
 764     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 765     return IWebBrowser2_QueryInterface(WEBBROWSER2(This), riid, ppv);
 766 }
 767
 768 static ULONG WINAPI InPlaceActiveObject_AddRef(IOleInPlaceActiveObject *iface)
 769 {
 770     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 771     return IWebBrowser2_AddRef(WEBBROWSER2(This));
 772 }
 773
 774 static ULONG WINAPI InPlaceActiveObject_Release(IOleInPlaceActiveObject *iface)
 775 {
 776     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 777     return IWebBrowser2_Release(WEBBROWSER2(This));
 778 }
 779
 780 static HRESULT WINAPI InPlaceActiveObject_GetWindow(IOleInPlaceActiveObject *iface,
 781                                                     HWND *phwnd)
 782 {
 783     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 784     return IOleInPlaceObject_GetWindow(INPLACEOBJ(This), phwnd);
 785 }
 786
 787 static HRESULT WINAPI InPlaceActiveObject_ContextSensitiveHelp(IOleInPlaceActiveObject *iface,
 788                                                                BOOL fEnterMode)
 789 {
 790     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 791     return IOleInPlaceObject_ContextSensitiveHelp(INPLACEOBJ(This), fEnterMode);
 792 }
 793
 794 static HRESULT WINAPI InPlaceActiveObject_TranslateAccelerator(IOleInPlaceActiveObject *iface,
 795                                                                LPMSG lpmsg)
 796 {
 797     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 798     FIXME("(%p)->(%p)\n", This, lpmsg);
 799     return E_NOTIMPL;
 800 }
 801
 802 static HRESULT WINAPI InPlaceActiveObject_OnFrameWindowActivate(IOleInPlaceActiveObject *iface,
 803                                                                 BOOL fActivate)
 804 {
 805     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 806     FIXME("(%p)->(%x)\n", This, fActivate);
 807     return E_NOTIMPL;
 808 }
 809
 810 static HRESULT WINAPI InPlaceActiveObject_OnDocWindowActivate(IOleInPlaceActiveObject *iface,
 811                                                               BOOL fActivate)
 812 {
 813     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 814     FIXME("(%p)->(%x)\n", This, fActivate);
 815     return E_NOTIMPL;
 816 }
 817
 818 static HRESULT WINAPI InPlaceActiveObject_ResizeBorder(IOleInPlaceActiveObject *iface,
 819         LPCRECT lprcBorder, IOleInPlaceUIWindow *pUIWindow, BOOL fFrameWindow)
 820 {
 821     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 822     FIXME("(%p)->(%p %p %x)\n", This, lprcBorder, pUIWindow, fFrameWindow);
 823     return E_NOTIMPL;
 824 }
 825
 826 static HRESULT WINAPI InPlaceActiveObject_EnableModeless(IOleInPlaceActiveObject *iface,
 827                                                          BOOL fEnable)
 828 {
 829     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 830     FIXME("(%p)->(%x)\n", This, fEnable);
 831     return E_NOTIMPL;
 832 }
 833
 834 #undef ACTIVEOBJ_THIS
 835
 836 static const IOleInPlaceActiveObjectVtbl OleInPlaceActiveObjectVtbl = {
 837     InPlaceActiveObject_QueryInterface,
 838     InPlaceActiveObject_AddRef,
 839     InPlaceActiveObject_Release,
 840     InPlaceActiveObject_GetWindow,
 841     InPlaceActiveObject_ContextSensitiveHelp,
 842     InPlaceActiveObject_TranslateAccelerator,
 843     InPlaceActiveObject_OnFrameWindowActivate,
 844     InPlaceActiveObject_OnDocWindowActivate,
 845     InPlaceActiveObject_ResizeBorder,
 846     InPlaceActiveObject_EnableModeless
 847 };
 848
 849 #define OLECMD_THIS(iface) DEFINE_THIS(WebBrowser, OleCommandTarget, iface)
 850
 851 static HRESULT WINAPI WBOleCommandTarget_QueryInterface(IOleCommandTarget *iface,
 852         REFIID riid, void **ppv)
 853 {
 854     WebBrowser *This = OLECMD_THIS(iface);
 855     return IWebBrowser2_QueryInterface(WEBBROWSER(This), riid, ppv);
 856 }
 857
 858 static ULONG WINAPI WBOleCommandTarget_AddRef(IOleCommandTarget *iface)
 859 {
 860     WebBrowser *This = OLECMD_THIS(iface);
 861     return IWebBrowser2_AddRef(WEBBROWSER(This));
 862 }
 863
 864 static ULONG WINAPI WBOleCommandTarget_Release(IOleCommandTarget *iface)
 865 {
 866     WebBrowser *This = OLECMD_THIS(iface);
 867     return IWebBrowser2_Release(WEBBROWSER(This));
 868 }
 869
 870 static HRESULT WINAPI WBOleCommandTarget_QueryStatus(IOleCommandTarget *iface,
 871         const GUID *pguidCmdGroup, ULONG cCmds, OLECMD prgCmds[], OLECMDTEXT *pCmdText)
 872 {
 873     WebBrowser *This = OLECMD_THIS(iface);
 874     IOleCommandTarget *cmdtrg;
 875     HRESULT hres;
 876
 877     TRACE("(%p)->(%s %u %p %p)\n", This, debugstr_guid(pguidCmdGroup), cCmds, prgCmds,
 878           pCmdText);
 879
 880     if(!This->doc_host.document)
 881         return 0x80040104;
 882
 883     /* NOTE: There are probably some commands that we should handle here
 884      * instead of forwarding to document object. */
 885
 886     hres = IUnknown_QueryInterface(This->doc_host.document, &IID_IOleCommandTarget, (void**)&cmdtrg);
 887     if(FAILED(hres))
 888         return hres;
 889
 890     hres = IOleCommandTarget_QueryStatus(cmdtrg, pguidCmdGroup, cCmds, prgCmds, pCmdText);
 891     IOleCommandTarget_Release(cmdtrg);
 892
 893     return hres;
 894 }
 895
 896 static HRESULT WINAPI WBOleCommandTarget_Exec(IOleCommandTarget *iface,
 897         const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn,
 898         VARIANT *pvaOut)
 899 {
 900     WebBrowser *This = OLECMD_THIS(iface);
 901     FIXME("(%p)->(%s %d %d %p %p)\n", This, debugstr_guid(pguidCmdGroup), nCmdID,
 902           nCmdexecopt, pvaIn, pvaOut);
 903     return E_NOTIMPL;
 904 }
 905
 906 #undef OLECMD_THIS
 907
 908 static const IOleCommandTargetVtbl OleCommandTargetVtbl = {
 909     WBOleCommandTarget_QueryInterface,
 910     WBOleCommandTarget_AddRef,
 911     WBOleCommandTarget_Release,
 912     WBOleCommandTarget_QueryStatus,
 913     WBOleCommandTarget_Exec
 914 };
 915
 916 void WebBrowser_OleObject_Init(WebBrowser *This)
 917 {
 918     DWORD dpi_x;
 919     DWORD dpi_y;
 920     HDC hdc;
 921
 922     /* default aspect ratio is 96dpi / 96dpi */
 923     hdc = GetDC(0);
 924     dpi_x = GetDeviceCaps(hdc, LOGPIXELSX);
 925     dpi_y = GetDeviceCaps(hdc, LOGPIXELSY);
 926     ReleaseDC(0, hdc);
 927
 928     This->lpOleObjectVtbl              = &OleObjectVtbl;
 929     This->lpOleInPlaceObjectVtbl       = &OleInPlaceObjectVtbl;
 930     This->lpOleControlVtbl             = &OleControlVtbl;
 931     This->lpOleInPlaceActiveObjectVtbl = &OleInPlaceActiveObjectVtbl;
 932     This->lpOleCommandTargetVtbl     = &OleCommandTargetVtbl;
 933
 934     This->client = NULL;
 935     This->inplace = NULL;
 936     This->container = NULL;
 937     This->frame_hwnd = NULL;
 938     This->uiwindow = NULL;
 939     This->shell_embedding_hwnd = NULL;
 940
 941     memset(&This->pos_rect, 0, sizeof(RECT));
 942     memset(&This->clip_rect, 0, sizeof(RECT));
 943     memset(&This->frameinfo, 0, sizeof(OLEINPLACEFRAMEINFO));
 944
 945     /* Default size is 50x20 pixels, in himetric units */
 946     This->extent.cx = MulDiv( 50, 2540, dpi_x );
 947     This->extent.cy = MulDiv( 20, 2540, dpi_y );
 948 }
 949
 950 void WebBrowser_OleObject_Destroy(WebBrowser *This)
 951 {
 952     if(This->client)
 953         IOleObject_SetClientSite(OLEOBJ(This), NULL);
 954     if(This->container)
 955         IOleContainer_Release(This->container);
 956     if(This->uiwindow)
 957         IOleInPlaceUIWindow_Release(This->uiwindow);
 958 }