reactos/dll/win32/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, ACTIVEOBJ(This), wszitem);
 194     if(This->uiwindow)
 195         IOleInPlaceUIWindow_SetActiveObject(This->uiwindow, ACTIVEOBJ(This), 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(WEBBROWSER2(This), 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(WEBBROWSER2(This), 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 #define OLEOBJ_THIS(iface) DEFINE_THIS(WebBrowser, OleObject, iface)
 293
 294 static HRESULT WINAPI OleObject_QueryInterface(IOleObject *iface, REFIID riid, void **ppv)
 295 {
 296     WebBrowser *This = OLEOBJ_THIS(iface);
 297     return IWebBrowser_QueryInterface(WEBBROWSER(This), riid, ppv);
 298 }
 299
 300 static ULONG WINAPI OleObject_AddRef(IOleObject *iface)
 301 {
 302     WebBrowser *This = OLEOBJ_THIS(iface);
 303     return IWebBrowser_AddRef(WEBBROWSER(This));
 304 }
 305
 306 static ULONG WINAPI OleObject_Release(IOleObject *iface)
 307 {
 308     WebBrowser *This = OLEOBJ_THIS(iface);
 309     return IWebBrowser_Release(WEBBROWSER(This));
 310 }
 311
 312 static HRESULT WINAPI OleObject_SetClientSite(IOleObject *iface, LPOLECLIENTSITE pClientSite)
 313 {
 314     WebBrowser *This = OLEOBJ_THIS(iface);
 315     IDocHostUIHandler *hostui;
 316     IOleContainer *container;
 317     IDispatch *disp;
 318     HRESULT hres;
 319
 320     TRACE("(%p)->(%p)\n", This, pClientSite);
 321
 322     if(This->client == pClientSite)
 323         return S_OK;
 324
 325     release_client_site(This);
 326
 327     if(!pClientSite) {
 328         if(This->doc_host.document)
 329             deactivate_document(&This->doc_host);
 330         return S_OK;
 331     }
 332
 333     IOleClientSite_AddRef(pClientSite);
 334     This->client = pClientSite;
 335
 336     hres = IOleClientSite_QueryInterface(This->client, &IID_IDispatch,
 337             (void**)&disp);
 338     if(SUCCEEDED(hres))
 339         This->doc_host.client_disp = disp;
 340
 341     hres = IOleClientSite_QueryInterface(This->client, &IID_IDocHostUIHandler,
 342             (void**)&hostui);
 343     if(SUCCEEDED(hres))
 344         This->doc_host.hostui = hostui;
 345
 346     hres = IOleClientSite_GetContainer(This->client, &container);
 347     if(SUCCEEDED(hres)) {
 348         ITargetContainer *target_container;
 349
 350         hres = IOleContainer_QueryInterface(container, &IID_ITargetContainer,
 351                                             (void**)&target_container);
 352         if(SUCCEEDED(hres)) {
 353             FIXME("Unsupported ITargetContainer\n");
 354             ITargetContainer_Release(target_container);
 355         }
 356
 357         IOleContainer_Release(container);
 358     }
 359
 360     create_shell_embedding_hwnd(This);
 361
 362     on_offlineconnected_change(This);
 363     on_silent_change(This);
 364
 365     return S_OK;
 366 }
 367
 368 static HRESULT WINAPI OleObject_GetClientSite(IOleObject *iface, LPOLECLIENTSITE *ppClientSite)
 369 {
 370     WebBrowser *This = OLEOBJ_THIS(iface);
 371
 372     TRACE("(%p)->(%p)\n", This, ppClientSite);
 373
 374     if(!ppClientSite)
 375         return E_INVALIDARG;
 376
 377     if(This->client)
 378         IOleClientSite_AddRef(This->client);
 379     *ppClientSite = This->client;
 380
 381     return S_OK;
 382 }
 383
 384 static HRESULT WINAPI OleObject_SetHostNames(IOleObject *iface, LPCOLESTR szContainerApp,
 385         LPCOLESTR szContainerObj)
 386 {
 387     WebBrowser *This = OLEOBJ_THIS(iface);
 388
 389     TRACE("(%p)->(%s, %s)\n", This, debugstr_w(szContainerApp), debugstr_w(szContainerObj));
 390
 391     /* We have nothing to do here. */
 392     return S_OK;
 393 }
 394
 395 static HRESULT WINAPI OleObject_Close(IOleObject *iface, DWORD dwSaveOption)
 396 {
 397     WebBrowser *This = OLEOBJ_THIS(iface);
 398     FIXME("(%p)->(%d)\n", This, dwSaveOption);
 399     return E_NOTIMPL;
 400 }
 401
 402 static HRESULT WINAPI OleObject_SetMoniker(IOleObject *iface, DWORD dwWhichMoniker, IMoniker* pmk)
 403 {
 404     WebBrowser *This = OLEOBJ_THIS(iface);
 405     FIXME("(%p)->(%d, %p)\n", This, dwWhichMoniker, pmk);
 406     return E_NOTIMPL;
 407 }
 408
 409 static HRESULT WINAPI OleObject_GetMoniker(IOleObject *iface, DWORD dwAssign,
 410         DWORD dwWhichMoniker, LPMONIKER *ppmk)
 411 {
 412     WebBrowser *This = OLEOBJ_THIS(iface);
 413     FIXME("(%p)->(%d, %d, %p)\n", This, dwAssign, dwWhichMoniker, ppmk);
 414     return E_NOTIMPL;
 415 }
 416
 417 static HRESULT WINAPI OleObject_InitFromData(IOleObject *iface, LPDATAOBJECT pDataObject,
 418         BOOL fCreation, DWORD dwReserved)
 419 {
 420     WebBrowser *This = OLEOBJ_THIS(iface);
 421     FIXME("(%p)->(%p, %d, %d)\n", This, pDataObject, fCreation, dwReserved);
 422     return E_NOTIMPL;
 423 }
 424
 425 static HRESULT WINAPI OleObject_GetClipboardData(IOleObject *iface, DWORD dwReserved,
 426         LPDATAOBJECT *ppDataObject)
 427 {
 428     WebBrowser *This = OLEOBJ_THIS(iface);
 429     FIXME("(%p)->(%d, %p)\n", This, dwReserved, ppDataObject);
 430     return E_NOTIMPL;
 431 }
 432
 433 static HRESULT WINAPI OleObject_DoVerb(IOleObject *iface, LONG iVerb, struct tagMSG* lpmsg,
 434         LPOLECLIENTSITE pActiveSite, LONG lindex, HWND hwndParent, LPCRECT lprcPosRect)
 435 {
 436     WebBrowser *This = OLEOBJ_THIS(iface);
 437
 438     TRACE("(%p)->(%d %p %p %d %p %p)\n", This, iVerb, lpmsg, pActiveSite, lindex, hwndParent,
 439             lprcPosRect);
 440
 441     switch (iVerb)
 442     {
 443     case OLEIVERB_SHOW:
 444         TRACE("OLEIVERB_SHOW\n");
 445         return activate_ui(This, pActiveSite);
 446     case OLEIVERB_UIACTIVATE:
 447         TRACE("OLEIVERB_UIACTIVATE\n");
 448         return activate_ui(This, pActiveSite);
 449     case OLEIVERB_INPLACEACTIVATE:
 450         TRACE("OLEIVERB_INPLACEACTIVATE\n");
 451         return activate_inplace(This, pActiveSite);
 452     case OLEIVERB_HIDE:
 453         TRACE("OLEIVERB_HIDE\n");
 454         if(This->shell_embedding_hwnd)
 455             ShowWindow(This->shell_embedding_hwnd, SW_HIDE);
 456         return S_OK;
 457     default:
 458         FIXME("stub for %d\n", iVerb);
 459         break;
 460     }
 461
 462     return E_NOTIMPL;
 463 }
 464
 465 static HRESULT WINAPI OleObject_EnumVerbs(IOleObject *iface, IEnumOLEVERB **ppEnumOleVerb)
 466 {
 467     WebBrowser *This = OLEOBJ_THIS(iface);
 468     TRACE("(%p)->(%p)\n", This, ppEnumOleVerb);
 469     return OleRegEnumVerbs(&CLSID_WebBrowser, ppEnumOleVerb);
 470 }
 471
 472 static HRESULT WINAPI OleObject_Update(IOleObject *iface)
 473 {
 474     WebBrowser *This = OLEOBJ_THIS(iface);
 475     FIXME("(%p)\n", This);
 476     return E_NOTIMPL;
 477 }
 478
 479 static HRESULT WINAPI OleObject_IsUpToDate(IOleObject *iface)
 480 {
 481     WebBrowser *This = OLEOBJ_THIS(iface);
 482     FIXME("(%p)\n", This);
 483     return E_NOTIMPL;
 484 }
 485
 486 static HRESULT WINAPI OleObject_GetUserClassID(IOleObject *iface, CLSID* pClsid)
 487 {
 488     WebBrowser *This = OLEOBJ_THIS(iface);
 489     FIXME("(%p)->(%p)\n", This, pClsid);
 490     return E_NOTIMPL;
 491 }
 492
 493 static HRESULT WINAPI OleObject_GetUserType(IOleObject *iface, DWORD dwFormOfType,
 494         LPOLESTR* pszUserType)
 495 {
 496     WebBrowser *This = OLEOBJ_THIS(iface);
 497     TRACE("(%p, %d, %p)\n", This, dwFormOfType, pszUserType);
 498     return OleRegGetUserType(&CLSID_WebBrowser, dwFormOfType, pszUserType);
 499 }
 500
 501 static HRESULT WINAPI OleObject_SetExtent(IOleObject *iface, DWORD dwDrawAspect, SIZEL *psizel)
 502 {
 503     WebBrowser *This = OLEOBJ_THIS(iface);
 504
 505     TRACE("(%p)->(%x %p)\n", This, dwDrawAspect, psizel);
 506
 507     /* Tests show that dwDrawAspect is ignored */
 508     This->extent = *psizel;
 509     return S_OK;
 510 }
 511
 512 static HRESULT WINAPI OleObject_GetExtent(IOleObject *iface, DWORD dwDrawAspect, SIZEL *psizel)
 513 {
 514     WebBrowser *This = OLEOBJ_THIS(iface);
 515
 516     TRACE("(%p)->(%x, %p)\n", This, dwDrawAspect, psizel);
 517
 518     /* Tests show that dwDrawAspect is ignored */
 519     *psizel = This->extent;
 520     return S_OK;
 521 }
 522
 523 static HRESULT WINAPI OleObject_Advise(IOleObject *iface, IAdviseSink *pAdvSink,
 524         DWORD* pdwConnection)
 525 {
 526     WebBrowser *This = OLEOBJ_THIS(iface);
 527     FIXME("(%p)->(%p, %p)\n", This, pAdvSink, pdwConnection);
 528     return E_NOTIMPL;
 529 }
 530
 531 static HRESULT WINAPI OleObject_Unadvise(IOleObject *iface, DWORD dwConnection)
 532 {
 533     WebBrowser *This = OLEOBJ_THIS(iface);
 534     FIXME("(%p)->(%d)\n", This, dwConnection);
 535     return E_NOTIMPL;
 536 }
 537
 538 static HRESULT WINAPI OleObject_EnumAdvise(IOleObject *iface, IEnumSTATDATA **ppenumAdvise)
 539 {
 540     WebBrowser *This = OLEOBJ_THIS(iface);
 541     FIXME("(%p)->(%p)\n", This, ppenumAdvise);
 542     return S_OK;
 543 }
 544
 545 static HRESULT WINAPI OleObject_GetMiscStatus(IOleObject *iface, DWORD dwAspect, DWORD *pdwStatus)
 546 {
 547     WebBrowser *This = OLEOBJ_THIS(iface);
 548
 549     TRACE("(%p)->(%x, %p)\n", This, dwAspect, pdwStatus);
 550
 551     *pdwStatus = OLEMISC_SETCLIENTSITEFIRST|OLEMISC_ACTIVATEWHENVISIBLE|OLEMISC_INSIDEOUT
 552         |OLEMISC_CANTLINKINSIDE|OLEMISC_RECOMPOSEONRESIZE;
 553
 554     return S_OK;
 555 }
 556
 557 static HRESULT WINAPI OleObject_SetColorScheme(IOleObject *iface, LOGPALETTE* pLogpal)
 558 {
 559     WebBrowser *This = OLEOBJ_THIS(iface);
 560     FIXME("(%p)->(%p)\n", This, pLogpal);
 561     return E_NOTIMPL;
 562 }
 563
 564 #undef OLEOBJ_THIS
 565
 566 static const IOleObjectVtbl OleObjectVtbl =
 567 {
 568     OleObject_QueryInterface,
 569     OleObject_AddRef,
 570     OleObject_Release,
 571     OleObject_SetClientSite,
 572     OleObject_GetClientSite,
 573     OleObject_SetHostNames,
 574     OleObject_Close,
 575     OleObject_SetMoniker,
 576     OleObject_GetMoniker,
 577     OleObject_InitFromData,
 578     OleObject_GetClipboardData,
 579     OleObject_DoVerb,
 580     OleObject_EnumVerbs,
 581     OleObject_Update,
 582     OleObject_IsUpToDate,
 583     OleObject_GetUserClassID,
 584     OleObject_GetUserType,
 585     OleObject_SetExtent,
 586     OleObject_GetExtent,
 587     OleObject_Advise,
 588     OleObject_Unadvise,
 589     OleObject_EnumAdvise,
 590     OleObject_GetMiscStatus,
 591     OleObject_SetColorScheme
 592 };
 593
 594 /**********************************************************************
 595  * Implement the IOleInPlaceObject interface
 596  */
 597
 598 #define INPLACEOBJ_THIS(iface) DEFINE_THIS(WebBrowser, OleInPlaceObject, iface)
 599
 600 static HRESULT WINAPI OleInPlaceObject_QueryInterface(IOleInPlaceObject *iface,
 601         REFIID riid, LPVOID *ppobj)
 602 {
 603     WebBrowser *This = INPLACEOBJ_THIS(iface);
 604     return IWebBrowser_QueryInterface(WEBBROWSER(This), riid, ppobj);
 605 }
 606
 607 static ULONG WINAPI OleInPlaceObject_AddRef(IOleInPlaceObject *iface)
 608 {
 609     WebBrowser *This = INPLACEOBJ_THIS(iface);
 610     return IWebBrowser_AddRef(WEBBROWSER(This));
 611 }
 612
 613 static ULONG WINAPI OleInPlaceObject_Release(IOleInPlaceObject *iface)
 614 {
 615     WebBrowser *This = INPLACEOBJ_THIS(iface);
 616     return IWebBrowser_Release(WEBBROWSER(This));
 617 }
 618
 619 static HRESULT WINAPI OleInPlaceObject_GetWindow(IOleInPlaceObject *iface, HWND* phwnd)
 620 {
 621     WebBrowser *This = INPLACEOBJ_THIS(iface);
 622
 623     TRACE("(%p)->(%p)\n", This, phwnd);
 624
 625     *phwnd = This->shell_embedding_hwnd;
 626     return S_OK;
 627 }
 628
 629 static HRESULT WINAPI OleInPlaceObject_ContextSensitiveHelp(IOleInPlaceObject *iface,
 630         BOOL fEnterMode)
 631 {
 632     WebBrowser *This = INPLACEOBJ_THIS(iface);
 633     FIXME("(%p)->(%x)\n", This, fEnterMode);
 634     return E_NOTIMPL;
 635 }
 636
 637 static HRESULT WINAPI OleInPlaceObject_InPlaceDeactivate(IOleInPlaceObject *iface)
 638 {
 639     WebBrowser *This = INPLACEOBJ_THIS(iface);
 640     FIXME("(%p)\n", This);
 641
 642     if(This->inplace) {
 643         IOleInPlaceSite_Release(This->inplace);
 644         This->inplace = NULL;
 645     }
 646
 647     return S_OK;
 648 }
 649
 650 static HRESULT WINAPI OleInPlaceObject_UIDeactivate(IOleInPlaceObject *iface)
 651 {
 652     WebBrowser *This = INPLACEOBJ_THIS(iface);
 653     FIXME("(%p)\n", This);
 654     return E_NOTIMPL;
 655 }
 656
 657 static HRESULT WINAPI OleInPlaceObject_SetObjectRects(IOleInPlaceObject *iface,
 658         LPCRECT lprcPosRect, LPCRECT lprcClipRect)
 659 {
 660     WebBrowser *This = INPLACEOBJ_THIS(iface);
 661
 662     TRACE("(%p)->(%p %p)\n", This, lprcPosRect, lprcClipRect);
 663
 664     This->pos_rect = *lprcPosRect;
 665
 666     if(lprcClipRect)
 667         This->clip_rect = *lprcClipRect;
 668
 669     if(This->shell_embedding_hwnd) {
 670         SetWindowPos(This->shell_embedding_hwnd, NULL,
 671                      lprcPosRect->left, lprcPosRect->top,
 672                      lprcPosRect->right-lprcPosRect->left,
 673                      lprcPosRect->bottom-lprcPosRect->top,
 674                      SWP_NOZORDER | SWP_NOACTIVATE);
 675     }
 676
 677     return S_OK;
 678 }
 679
 680 static HRESULT WINAPI OleInPlaceObject_ReactivateAndUndo(IOleInPlaceObject *iface)
 681 {
 682     WebBrowser *This = INPLACEOBJ_THIS(iface);
 683     FIXME("(%p)\n", This);
 684     return E_NOTIMPL;
 685 }
 686
 687 #undef INPLACEOBJ_THIS
 688
 689 static const IOleInPlaceObjectVtbl OleInPlaceObjectVtbl =
 690 {
 691     OleInPlaceObject_QueryInterface,
 692     OleInPlaceObject_AddRef,
 693     OleInPlaceObject_Release,
 694     OleInPlaceObject_GetWindow,
 695     OleInPlaceObject_ContextSensitiveHelp,
 696     OleInPlaceObject_InPlaceDeactivate,
 697     OleInPlaceObject_UIDeactivate,
 698     OleInPlaceObject_SetObjectRects,
 699     OleInPlaceObject_ReactivateAndUndo
 700 };
 701
 702 /**********************************************************************
 703  * Implement the IOleControl interface
 704  */
 705
 706 #define CONTROL_THIS(iface) DEFINE_THIS(WebBrowser, OleControl, iface)
 707
 708 static HRESULT WINAPI OleControl_QueryInterface(IOleControl *iface,
 709         REFIID riid, LPVOID *ppobj)
 710 {
 711     WebBrowser *This = CONTROL_THIS(iface);
 712     return IWebBrowser_QueryInterface(WEBBROWSER(This), riid, ppobj);
 713 }
 714
 715 static ULONG WINAPI OleControl_AddRef(IOleControl *iface)
 716 {
 717     WebBrowser *This = CONTROL_THIS(iface);
 718     return IWebBrowser_AddRef(WEBBROWSER(This));
 719 }
 720
 721 static ULONG WINAPI OleControl_Release(IOleControl *iface)
 722 {
 723     WebBrowser *This = CONTROL_THIS(iface);
 724     return IWebBrowser_Release(WEBBROWSER(This));
 725 }
 726
 727 static HRESULT WINAPI OleControl_GetControlInfo(IOleControl *iface, LPCONTROLINFO pCI)
 728 {
 729     WebBrowser *This = CONTROL_THIS(iface);
 730
 731     TRACE("(%p)->(%p)\n", This, pCI);
 732
 733     /* Tests show that this function should be not implemented */
 734     return E_NOTIMPL;
 735 }
 736
 737 static HRESULT WINAPI OleControl_OnMnemonic(IOleControl *iface, struct tagMSG *pMsg)
 738 {
 739     WebBrowser *This = CONTROL_THIS(iface);
 740     FIXME("(%p)->(%p)\n", This, pMsg);
 741     return E_NOTIMPL;
 742 }
 743
 744 static HRESULT WINAPI OleControl_OnAmbientPropertyChange(IOleControl *iface, DISPID dispID)
 745 {
 746     WebBrowser *This = CONTROL_THIS(iface);
 747
 748     TRACE("(%p)->(%d)\n", This, dispID);
 749
 750     switch(dispID) {
 751     case DISPID_UNKNOWN:
 752         /* Unknown means multiple properties changed, so check them all.
 753          * BUT the Webbrowser OleControl object doesn't appear to do this.
 754          */
 755         return S_OK;
 756     case DISPID_AMBIENT_DLCONTROL:
 757         return S_OK;
 758     case DISPID_AMBIENT_OFFLINEIFNOTCONNECTED:
 759         return on_offlineconnected_change(This);
 760     case DISPID_AMBIENT_SILENT:
 761         return on_silent_change(This);
 762     }
 763
 764     FIXME("Unknown dispID %d\n", dispID);
 765     return E_NOTIMPL;
 766 }
 767
 768 static HRESULT WINAPI OleControl_FreezeEvents(IOleControl *iface, BOOL bFreeze)
 769 {
 770     WebBrowser *This = CONTROL_THIS(iface);
 771     FIXME("(%p)->(%x)\n", This, bFreeze);
 772     return E_NOTIMPL;
 773 }
 774
 775 #undef CONTROL_THIS
 776
 777 static const IOleControlVtbl OleControlVtbl =
 778 {
 779     OleControl_QueryInterface,
 780     OleControl_AddRef,
 781     OleControl_Release,
 782     OleControl_GetControlInfo,
 783     OleControl_OnMnemonic,
 784     OleControl_OnAmbientPropertyChange,
 785     OleControl_FreezeEvents
 786 };
 787
 788 #define ACTIVEOBJ_THIS(iface) DEFINE_THIS(WebBrowser, OleInPlaceActiveObject, iface)
 789
 790 static HRESULT WINAPI InPlaceActiveObject_QueryInterface(IOleInPlaceActiveObject *iface,
 791                                                             REFIID riid, void **ppv)
 792 {
 793     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 794     return IWebBrowser2_QueryInterface(WEBBROWSER2(This), riid, ppv);
 795 }
 796
 797 static ULONG WINAPI InPlaceActiveObject_AddRef(IOleInPlaceActiveObject *iface)
 798 {
 799     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 800     return IWebBrowser2_AddRef(WEBBROWSER2(This));
 801 }
 802
 803 static ULONG WINAPI InPlaceActiveObject_Release(IOleInPlaceActiveObject *iface)
 804 {
 805     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 806     return IWebBrowser2_Release(WEBBROWSER2(This));
 807 }
 808
 809 static HRESULT WINAPI InPlaceActiveObject_GetWindow(IOleInPlaceActiveObject *iface,
 810                                                     HWND *phwnd)
 811 {
 812     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 813     return IOleInPlaceObject_GetWindow(INPLACEOBJ(This), phwnd);
 814 }
 815
 816 static HRESULT WINAPI InPlaceActiveObject_ContextSensitiveHelp(IOleInPlaceActiveObject *iface,
 817                                                                BOOL fEnterMode)
 818 {
 819     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 820     return IOleInPlaceObject_ContextSensitiveHelp(INPLACEOBJ(This), fEnterMode);
 821 }
 822
 823 static HRESULT WINAPI InPlaceActiveObject_TranslateAccelerator(IOleInPlaceActiveObject *iface,
 824                                                                LPMSG lpmsg)
 825 {
 826     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 827     FIXME("(%p)->(%p)\n", This, lpmsg);
 828     return E_NOTIMPL;
 829 }
 830
 831 static HRESULT WINAPI InPlaceActiveObject_OnFrameWindowActivate(IOleInPlaceActiveObject *iface,
 832                                                                 BOOL fActivate)
 833 {
 834     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 835     FIXME("(%p)->(%x)\n", This, fActivate);
 836     return E_NOTIMPL;
 837 }
 838
 839 static HRESULT WINAPI InPlaceActiveObject_OnDocWindowActivate(IOleInPlaceActiveObject *iface,
 840                                                               BOOL fActivate)
 841 {
 842     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 843     FIXME("(%p)->(%x)\n", This, fActivate);
 844     return E_NOTIMPL;
 845 }
 846
 847 static HRESULT WINAPI InPlaceActiveObject_ResizeBorder(IOleInPlaceActiveObject *iface,
 848         LPCRECT lprcBorder, IOleInPlaceUIWindow *pUIWindow, BOOL fFrameWindow)
 849 {
 850     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 851     FIXME("(%p)->(%p %p %x)\n", This, lprcBorder, pUIWindow, fFrameWindow);
 852     return E_NOTIMPL;
 853 }
 854
 855 static HRESULT WINAPI InPlaceActiveObject_EnableModeless(IOleInPlaceActiveObject *iface,
 856                                                          BOOL fEnable)
 857 {
 858     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 859     FIXME("(%p)->(%x)\n", This, fEnable);
 860     return E_NOTIMPL;
 861 }
 862
 863 #undef ACTIVEOBJ_THIS
 864
 865 static const IOleInPlaceActiveObjectVtbl OleInPlaceActiveObjectVtbl = {
 866     InPlaceActiveObject_QueryInterface,
 867     InPlaceActiveObject_AddRef,
 868     InPlaceActiveObject_Release,
 869     InPlaceActiveObject_GetWindow,
 870     InPlaceActiveObject_ContextSensitiveHelp,
 871     InPlaceActiveObject_TranslateAccelerator,
 872     InPlaceActiveObject_OnFrameWindowActivate,
 873     InPlaceActiveObject_OnDocWindowActivate,
 874     InPlaceActiveObject_ResizeBorder,
 875     InPlaceActiveObject_EnableModeless
 876 };
 877
 878 #define OLECMD_THIS(iface) DEFINE_THIS(WebBrowser, OleCommandTarget, iface)
 879
 880 static HRESULT WINAPI WBOleCommandTarget_QueryInterface(IOleCommandTarget *iface,
 881         REFIID riid, void **ppv)
 882 {
 883     WebBrowser *This = OLECMD_THIS(iface);
 884     return IWebBrowser2_QueryInterface(WEBBROWSER(This), riid, ppv);
 885 }
 886
 887 static ULONG WINAPI WBOleCommandTarget_AddRef(IOleCommandTarget *iface)
 888 {
 889     WebBrowser *This = OLECMD_THIS(iface);
 890     return IWebBrowser2_AddRef(WEBBROWSER(This));
 891 }
 892
 893 static ULONG WINAPI WBOleCommandTarget_Release(IOleCommandTarget *iface)
 894 {
 895     WebBrowser *This = OLECMD_THIS(iface);
 896     return IWebBrowser2_Release(WEBBROWSER(This));
 897 }
 898
 899 static HRESULT WINAPI WBOleCommandTarget_QueryStatus(IOleCommandTarget *iface,
 900         const GUID *pguidCmdGroup, ULONG cCmds, OLECMD prgCmds[], OLECMDTEXT *pCmdText)
 901 {
 902     WebBrowser *This = OLECMD_THIS(iface);
 903     IOleCommandTarget *cmdtrg;
 904     HRESULT hres;
 905
 906     TRACE("(%p)->(%s %u %p %p)\n", This, debugstr_guid(pguidCmdGroup), cCmds, prgCmds,
 907           pCmdText);
 908
 909     if(!This->doc_host.document)
 910         return 0x80040104;
 911
 912     /* NOTE: There are probably some commands that we should handle here
 913      * instead of forwarding to document object. */
 914
 915     hres = IUnknown_QueryInterface(This->doc_host.document, &IID_IOleCommandTarget, (void**)&cmdtrg);
 916     if(FAILED(hres))
 917         return hres;
 918
 919     hres = IOleCommandTarget_QueryStatus(cmdtrg, pguidCmdGroup, cCmds, prgCmds, pCmdText);
 920     IOleCommandTarget_Release(cmdtrg);
 921
 922     return hres;
 923 }
 924
 925 static HRESULT WINAPI WBOleCommandTarget_Exec(IOleCommandTarget *iface,
 926         const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn,
 927         VARIANT *pvaOut)
 928 {
 929     WebBrowser *This = OLECMD_THIS(iface);
 930     FIXME("(%p)->(%s %d %d %p %p)\n", This, debugstr_guid(pguidCmdGroup), nCmdID,
 931           nCmdexecopt, pvaIn, pvaOut);
 932     return E_NOTIMPL;
 933 }
 934
 935 #undef OLECMD_THIS
 936
 937 static const IOleCommandTargetVtbl OleCommandTargetVtbl = {
 938     WBOleCommandTarget_QueryInterface,
 939     WBOleCommandTarget_AddRef,
 940     WBOleCommandTarget_Release,
 941     WBOleCommandTarget_QueryStatus,
 942     WBOleCommandTarget_Exec
 943 };
 944
 945 void WebBrowser_OleObject_Init(WebBrowser *This)
 946 {
 947     DWORD dpi_x;
 948     DWORD dpi_y;
 949     HDC hdc;
 950
 951     /* default aspect ratio is 96dpi / 96dpi */
 952     hdc = GetDC(0);
 953     dpi_x = GetDeviceCaps(hdc, LOGPIXELSX);
 954     dpi_y = GetDeviceCaps(hdc, LOGPIXELSY);
 955     ReleaseDC(0, hdc);
 956
 957     This->lpOleObjectVtbl              = &OleObjectVtbl;
 958     This->lpOleInPlaceObjectVtbl       = &OleInPlaceObjectVtbl;
 959     This->lpOleControlVtbl             = &OleControlVtbl;
 960     This->lpOleInPlaceActiveObjectVtbl = &OleInPlaceActiveObjectVtbl;
 961     This->lpOleCommandTargetVtbl     = &OleCommandTargetVtbl;
 962
 963     /* Default size is 50x20 pixels, in himetric units */
 964     This->extent.cx = MulDiv( 50, 2540, dpi_x );
 965     This->extent.cy = MulDiv( 20, 2540, dpi_y );
 966 }
 967
 968 void WebBrowser_OleObject_Destroy(WebBrowser *This)
 969 {
 970     release_client_site(This);
 971 }