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
  32 WINE_DEFAULT_DEBUG_CHANNEL(shdocvw);
  33
  34 /* shlwapi.dll */
  35 HWND WINAPI SHSetParentHwnd(HWND hWnd, HWND hWndParent);
  36
  37 static ATOM shell_embedding_atom = 0;
  38
  39 static LRESULT resize_window(WebBrowser *This, LONG width, LONG height)
  40 {
  41     if(This->doc_host.hwnd)
  42         SetWindowPos(This->doc_host.hwnd, NULL, 0, 0, width, height,
  43                      SWP_NOZORDER | SWP_NOACTIVATE);
  44
  45     return 0;
  46 }
  47
  48 static LRESULT WINAPI shell_embedding_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
  49 {
  50     WebBrowser *This;
  51
  52     static const WCHAR wszTHIS[] = {'T','H','I','S',0};
  53
  54     if(msg == WM_CREATE) {
  55         This = *(WebBrowser**)lParam;
  56         SetPropW(hwnd, wszTHIS, This);
  57     }else {
  58         This = GetPropW(hwnd, wszTHIS);
  59     }
  60
  61     switch(msg) {
  62     case WM_SIZE:
  63         return resize_window(This, LOWORD(lParam), HIWORD(lParam));
  64     case WM_DOCHOSTTASK:
  65         return process_dochost_task(&This->doc_host, lParam);
  66     }
  67
  68     return DefWindowProcW(hwnd, msg, wParam, lParam);
  69 }
  70
  71 static void create_shell_embedding_hwnd(WebBrowser *This)
  72 {
  73     IOleInPlaceSite *inplace;
  74     HWND parent = NULL;
  75     HRESULT hres;
  76
  77     static const WCHAR wszShellEmbedding[] =
  78         {'S','h','e','l','l',' ','E','m','b','e','d','d','i','n','g',0};
  79
  80     if(!shell_embedding_atom) {
  81         static WNDCLASSEXW wndclass = {
  82             sizeof(wndclass),
  83             CS_DBLCLKS,
  84             shell_embedding_proc,
  85             0, 0 /* native uses 8 */, NULL, NULL, NULL,
  86             (HBRUSH)(COLOR_WINDOW + 1), NULL,
  87             wszShellEmbedding,
  88             NULL
  89         };
  90         wndclass.hInstance = shdocvw_hinstance;
  91
  92         RegisterClassExW(&wndclass);
  93     }
  94
  95     hres = IOleClientSite_QueryInterface(This->client, &IID_IOleInPlaceSite, (void**)&inplace);
  96     if(SUCCEEDED(hres)) {
  97         IOleInPlaceSite_GetWindow(inplace, &parent);
  98         IOleInPlaceSite_Release(inplace);
  99     }
 100
 101     This->doc_host.frame_hwnd = This->shell_embedding_hwnd = CreateWindowExW(
 102             WS_EX_WINDOWEDGE,
 103             wszShellEmbedding, wszShellEmbedding,
 104             WS_CLIPSIBLINGS | WS_CLIPCHILDREN
 105             | (parent ? WS_CHILD | WS_TABSTOP : WS_POPUP | WS_MAXIMIZEBOX),
 106             0, 0, 0, 0, parent,
 107             NULL, shdocvw_hinstance, This);
 108
 109     TRACE("parent=%p hwnd=%p\n", parent, This->shell_embedding_hwnd);
 110 }
 111
 112 static HRESULT activate_inplace(WebBrowser *This, IOleClientSite *active_site)
 113 {
 114     HWND parent_hwnd;
 115     HRESULT hres;
 116
 117     if(This->inplace)
 118         return S_OK;
 119
 120     if(!active_site)
 121         return E_INVALIDARG;
 122
 123     hres = IOleClientSite_QueryInterface(active_site, &IID_IOleInPlaceSite,
 124                                          (void**)&This->inplace);
 125     if(FAILED(hres)) {
 126         WARN("Could not get IOleInPlaceSite\n");
 127         return hres;
 128     }
 129
 130     hres = IOleInPlaceSite_CanInPlaceActivate(This->inplace);
 131     if(hres != S_OK) {
 132         WARN("CanInPlaceActivate returned: %08x\n", hres);
 133         IOleInPlaceSite_Release(This->inplace);
 134         return E_FAIL;
 135     }
 136
 137     hres = IOleInPlaceSite_GetWindow(This->inplace, &parent_hwnd);
 138     if(SUCCEEDED(hres))
 139         SHSetParentHwnd(This->shell_embedding_hwnd, parent_hwnd);
 140
 141     IOleInPlaceSite_OnInPlaceActivate(This->inplace);
 142
 143     IOleInPlaceSite_GetWindowContext(This->inplace, &This->doc_host.frame, &This->uiwindow,
 144                                      &This->pos_rect, &This->clip_rect,
 145                                      &This->frameinfo);
 146
 147     SetWindowPos(This->shell_embedding_hwnd, NULL,
 148                  This->pos_rect.left, This->pos_rect.top,
 149                  This->pos_rect.right-This->pos_rect.left,
 150                  This->pos_rect.bottom-This->pos_rect.top,
 151                  SWP_NOZORDER | SWP_SHOWWINDOW);
 152
 153     if(This->client) {
 154         IOleClientSite_ShowObject(This->client);
 155         IOleClientSite_GetContainer(This->client, &This->container);
 156     }
 157
 158     if(This->doc_host.frame)
 159         IOleInPlaceFrame_GetWindow(This->doc_host.frame, &This->frame_hwnd);
 160
 161     return S_OK;
 162 }
 163
 164 static HRESULT activate_ui(WebBrowser *This, IOleClientSite *active_site)
 165 {
 166     HRESULT hres;
 167
 168     static const WCHAR wszitem[] = {'i','t','e','m',0};
 169
 170     if(This->inplace)
 171     {
 172         if(This->shell_embedding_hwnd)
 173             ShowWindow(This->shell_embedding_hwnd, SW_SHOW);
 174         return S_OK;
 175     }
 176
 177     hres = activate_inplace(This, active_site);
 178     if(FAILED(hres))
 179         return hres;
 180
 181     IOleInPlaceSite_OnUIActivate(This->inplace);
 182
 183     if(This->doc_host.frame)
 184         IOleInPlaceFrame_SetActiveObject(This->doc_host.frame, ACTIVEOBJ(This), wszitem);
 185     if(This->uiwindow)
 186         IOleInPlaceUIWindow_SetActiveObject(This->uiwindow, ACTIVEOBJ(This), wszitem);
 187
 188     if(This->doc_host.frame)
 189         IOleInPlaceFrame_SetMenu(This->doc_host.frame, NULL, NULL, This->shell_embedding_hwnd);
 190
 191     SetFocus(This->shell_embedding_hwnd);
 192
 193     return S_OK;
 194 }
 195
 196 static HRESULT get_client_disp_property(IOleClientSite *client, DISPID dispid, VARIANT *res)
 197 {
 198     IDispatch *disp = NULL;
 199     DISPPARAMS dispparams = {NULL, 0};
 200     HRESULT hres;
 201
 202     VariantInit(res);
 203
 204     if(!client)
 205         return S_OK;
 206
 207     hres = IOleClientSite_QueryInterface(client, &IID_IDispatch, (void**)&disp);
 208     if(FAILED(hres)) {
 209         TRACE("Could not get IDispatch\n");
 210         return hres;
 211     }
 212
 213     hres = IDispatch_Invoke(disp, dispid, &IID_NULL, LOCALE_SYSTEM_DEFAULT,
 214             DISPATCH_PROPERTYGET, &dispparams, res, NULL, NULL);
 215
 216     IDispatch_Release(disp);
 217
 218     return hres;
 219 }
 220
 221 static HRESULT on_offlineconnected_change(WebBrowser *This)
 222 {
 223     VARIANT offline;
 224
 225     get_client_disp_property(This->client, DISPID_AMBIENT_OFFLINEIFNOTCONNECTED, &offline);
 226
 227     if(V_VT(&offline) == VT_BOOL)
 228         IWebBrowser2_put_Offline(WEBBROWSER2(This), V_BOOL(&offline));
 229     else if(V_VT(&offline) != VT_EMPTY)
 230         WARN("wrong V_VT(silent) %d\n", V_VT(&offline));
 231
 232     return S_OK;
 233 }
 234
 235 static HRESULT on_silent_change(WebBrowser *This)
 236 {
 237     VARIANT silent;
 238
 239     get_client_disp_property(This->client, DISPID_AMBIENT_SILENT, &silent);
 240
 241     if(V_VT(&silent) == VT_BOOL)
 242         IWebBrowser2_put_Silent(WEBBROWSER2(This), V_BOOL(&silent));
 243     else if(V_VT(&silent) != VT_EMPTY)
 244         WARN("wrong V_VT(silent) %d\n", V_VT(&silent));
 245
 246     return S_OK;
 247 }
 248
 249 /**********************************************************************
 250  * Implement the IOleObject interface for the WebBrowser control
 251  */
 252
 253 #define OLEOBJ_THIS(iface) DEFINE_THIS(WebBrowser, OleObject, iface)
 254
 255 static HRESULT WINAPI OleObject_QueryInterface(IOleObject *iface, REFIID riid, void **ppv)
 256 {
 257     WebBrowser *This = OLEOBJ_THIS(iface);
 258     return IWebBrowser_QueryInterface(WEBBROWSER(This), riid, ppv);
 259 }
 260
 261 static ULONG WINAPI OleObject_AddRef(IOleObject *iface)
 262 {
 263     WebBrowser *This = OLEOBJ_THIS(iface);
 264     return IWebBrowser_AddRef(WEBBROWSER(This));
 265 }
 266
 267 static ULONG WINAPI OleObject_Release(IOleObject *iface)
 268 {
 269     WebBrowser *This = OLEOBJ_THIS(iface);
 270     return IWebBrowser_Release(WEBBROWSER(This));
 271 }
 272
 273 static HRESULT WINAPI OleObject_SetClientSite(IOleObject *iface, LPOLECLIENTSITE pClientSite)
 274 {
 275     WebBrowser *This = OLEOBJ_THIS(iface);
 276     IOleContainer *container;
 277     HRESULT hres;
 278
 279     TRACE("(%p)->(%p)\n", This, pClientSite);
 280
 281     if(This->client == pClientSite)
 282         return S_OK;
 283
 284     if(This->doc_host.hwnd) {
 285         DestroyWindow(This->doc_host.hwnd);
 286         This->doc_host.hwnd = NULL;
 287     }
 288     if(This->shell_embedding_hwnd) {
 289         DestroyWindow(This->shell_embedding_hwnd);
 290         This->shell_embedding_hwnd = NULL;
 291     }
 292
 293     if(This->inplace) {
 294         IOleInPlaceSite_Release(This->inplace);
 295         This->inplace = NULL;
 296     }
 297
 298     if(This->doc_host.hostui) {
 299         IDocHostUIHandler_Release(This->doc_host.hostui);
 300         This->doc_host.hostui = NULL;
 301     }
 302
 303     if(This->client)
 304         IOleClientSite_Release(This->client);
 305
 306     This->client = pClientSite;
 307
 308     if(!pClientSite) {
 309         if(This->doc_host.document)
 310             deactivate_document(&This->doc_host);
 311         return S_OK;
 312     }
 313
 314     IOleClientSite_AddRef(pClientSite);
 315
 316     IOleClientSite_QueryInterface(This->client, &IID_IDispatch,
 317                                   (void**)&This->doc_host.client_disp);
 318
 319     IOleClientSite_QueryInterface(This->client, &IID_IDocHostUIHandler,
 320                                   (void**)&This->doc_host.hostui);
 321
 322     hres = IOleClientSite_GetContainer(This->client, &container);
 323     if(SUCCEEDED(hres)) {
 324         ITargetContainer *target_container;
 325
 326         hres = IOleContainer_QueryInterface(container, &IID_ITargetContainer,
 327                                             (void**)&target_container);
 328         if(SUCCEEDED(hres)) {
 329             FIXME("Unsupported ITargetContainer\n");
 330             ITargetContainer_Release(target_container);
 331         }
 332
 333         IOleContainer_Release(container);
 334     }
 335
 336     create_shell_embedding_hwnd(This);
 337
 338     on_offlineconnected_change(This);
 339     on_silent_change(This);
 340
 341     return S_OK;
 342 }
 343
 344 static HRESULT WINAPI OleObject_GetClientSite(IOleObject *iface, LPOLECLIENTSITE *ppClientSite)
 345 {
 346     WebBrowser *This = OLEOBJ_THIS(iface);
 347
 348     TRACE("(%p)->(%p)\n", This, ppClientSite);
 349
 350     if(!ppClientSite)
 351         return E_INVALIDARG;
 352
 353     if(This->client)
 354         IOleClientSite_AddRef(This->client);
 355     *ppClientSite = This->client;
 356
 357     return S_OK;
 358 }
 359
 360 static HRESULT WINAPI OleObject_SetHostNames(IOleObject *iface, LPCOLESTR szContainerApp,
 361         LPCOLESTR szContainerObj)
 362 {
 363     WebBrowser *This = OLEOBJ_THIS(iface);
 364
 365     TRACE("(%p)->(%s, %s)\n", This, debugstr_w(szContainerApp), debugstr_w(szContainerObj));
 366
 367     /* We have nothing to do here. */
 368     return S_OK;
 369 }
 370
 371 static HRESULT WINAPI OleObject_Close(IOleObject *iface, DWORD dwSaveOption)
 372 {
 373     WebBrowser *This = OLEOBJ_THIS(iface);
 374     FIXME("(%p)->(%d)\n", This, dwSaveOption);
 375     return E_NOTIMPL;
 376 }
 377
 378 static HRESULT WINAPI OleObject_SetMoniker(IOleObject *iface, DWORD dwWhichMoniker, IMoniker* pmk)
 379 {
 380     WebBrowser *This = OLEOBJ_THIS(iface);
 381     FIXME("(%p)->(%d, %p)\n", This, dwWhichMoniker, pmk);
 382     return E_NOTIMPL;
 383 }
 384
 385 static HRESULT WINAPI OleObject_GetMoniker(IOleObject *iface, DWORD dwAssign,
 386         DWORD dwWhichMoniker, LPMONIKER *ppmk)
 387 {
 388     WebBrowser *This = OLEOBJ_THIS(iface);
 389     FIXME("(%p)->(%d, %d, %p)\n", This, dwAssign, dwWhichMoniker, ppmk);
 390     return E_NOTIMPL;
 391 }
 392
 393 static HRESULT WINAPI OleObject_InitFromData(IOleObject *iface, LPDATAOBJECT pDataObject,
 394         BOOL fCreation, DWORD dwReserved)
 395 {
 396     WebBrowser *This = OLEOBJ_THIS(iface);
 397     FIXME("(%p)->(%p, %d, %d)\n", This, pDataObject, fCreation, dwReserved);
 398     return E_NOTIMPL;
 399 }
 400
 401 static HRESULT WINAPI OleObject_GetClipboardData(IOleObject *iface, DWORD dwReserved,
 402         LPDATAOBJECT *ppDataObject)
 403 {
 404     WebBrowser *This = OLEOBJ_THIS(iface);
 405     FIXME("(%p)->(%d, %p)\n", This, dwReserved, ppDataObject);
 406     return E_NOTIMPL;
 407 }
 408
 409 static HRESULT WINAPI OleObject_DoVerb(IOleObject *iface, LONG iVerb, struct tagMSG* lpmsg,
 410         LPOLECLIENTSITE pActiveSite, LONG lindex, HWND hwndParent, LPCRECT lprcPosRect)
 411 {
 412     WebBrowser *This = OLEOBJ_THIS(iface);
 413
 414     TRACE("(%p)->(%d %p %p %d %p %p)\n", This, iVerb, lpmsg, pActiveSite, lindex, hwndParent,
 415             lprcPosRect);
 416
 417     switch (iVerb)
 418     {
 419     case OLEIVERB_SHOW:
 420         TRACE("OLEIVERB_SHOW\n");
 421         return activate_ui(This, pActiveSite);
 422     case OLEIVERB_UIACTIVATE:
 423         TRACE("OLEIVERB_UIACTIVATE\n");
 424         return activate_ui(This, pActiveSite);
 425     case OLEIVERB_INPLACEACTIVATE:
 426         TRACE("OLEIVERB_INPLACEACTIVATE\n");
 427         return activate_inplace(This, pActiveSite);
 428     case OLEIVERB_HIDE:
 429         TRACE("OLEIVERB_HIDE\n");
 430         if(This->shell_embedding_hwnd)
 431             ShowWindow(This->shell_embedding_hwnd, SW_HIDE);
 432         return S_OK;
 433     default:
 434         FIXME("stub for %d\n", iVerb);
 435         break;
 436     }
 437
 438     return E_NOTIMPL;
 439 }
 440
 441 static HRESULT WINAPI OleObject_EnumVerbs(IOleObject *iface, IEnumOLEVERB **ppEnumOleVerb)
 442 {
 443     WebBrowser *This = OLEOBJ_THIS(iface);
 444     TRACE("(%p)->(%p)\n", This, ppEnumOleVerb);
 445     return OleRegEnumVerbs(&CLSID_WebBrowser, ppEnumOleVerb);
 446 }
 447
 448 static HRESULT WINAPI OleObject_Update(IOleObject *iface)
 449 {
 450     WebBrowser *This = OLEOBJ_THIS(iface);
 451     FIXME("(%p)\n", This);
 452     return E_NOTIMPL;
 453 }
 454
 455 static HRESULT WINAPI OleObject_IsUpToDate(IOleObject *iface)
 456 {
 457     WebBrowser *This = OLEOBJ_THIS(iface);
 458     FIXME("(%p)\n", This);
 459     return E_NOTIMPL;
 460 }
 461
 462 static HRESULT WINAPI OleObject_GetUserClassID(IOleObject *iface, CLSID* pClsid)
 463 {
 464     WebBrowser *This = OLEOBJ_THIS(iface);
 465     FIXME("(%p)->(%p)\n", This, pClsid);
 466     return E_NOTIMPL;
 467 }
 468
 469 static HRESULT WINAPI OleObject_GetUserType(IOleObject *iface, DWORD dwFormOfType,
 470         LPOLESTR* pszUserType)
 471 {
 472     WebBrowser *This = OLEOBJ_THIS(iface);
 473     TRACE("(%p, %d, %p)\n", This, dwFormOfType, pszUserType);
 474     return OleRegGetUserType(&CLSID_WebBrowser, dwFormOfType, pszUserType);
 475 }
 476
 477 static HRESULT WINAPI OleObject_SetExtent(IOleObject *iface, DWORD dwDrawAspect, SIZEL *psizel)
 478 {
 479     WebBrowser *This = OLEOBJ_THIS(iface);
 480
 481     TRACE("(%p)->(%x %p)\n", This, dwDrawAspect, psizel);
 482
 483     /* Tests show that dwDrawAspect is ignored */
 484     This->extent = *psizel;
 485     return S_OK;
 486 }
 487
 488 static HRESULT WINAPI OleObject_GetExtent(IOleObject *iface, DWORD dwDrawAspect, SIZEL *psizel)
 489 {
 490     WebBrowser *This = OLEOBJ_THIS(iface);
 491
 492     TRACE("(%p)->(%x, %p)\n", This, dwDrawAspect, psizel);
 493
 494     /* Tests show that dwDrawAspect is ignored */
 495     *psizel = This->extent;
 496     return S_OK;
 497 }
 498
 499 static HRESULT WINAPI OleObject_Advise(IOleObject *iface, IAdviseSink *pAdvSink,
 500         DWORD* pdwConnection)
 501 {
 502     WebBrowser *This = OLEOBJ_THIS(iface);
 503     FIXME("(%p)->(%p, %p)\n", This, pAdvSink, pdwConnection);
 504     return E_NOTIMPL;
 505 }
 506
 507 static HRESULT WINAPI OleObject_Unadvise(IOleObject *iface, DWORD dwConnection)
 508 {
 509     WebBrowser *This = OLEOBJ_THIS(iface);
 510     FIXME("(%p)->(%d)\n", This, dwConnection);
 511     return E_NOTIMPL;
 512 }
 513
 514 static HRESULT WINAPI OleObject_EnumAdvise(IOleObject *iface, IEnumSTATDATA **ppenumAdvise)
 515 {
 516     WebBrowser *This = OLEOBJ_THIS(iface);
 517     FIXME("(%p)->(%p)\n", This, ppenumAdvise);
 518     return S_OK;
 519 }
 520
 521 static HRESULT WINAPI OleObject_GetMiscStatus(IOleObject *iface, DWORD dwAspect, DWORD *pdwStatus)
 522 {
 523     WebBrowser *This = OLEOBJ_THIS(iface);
 524
 525     TRACE("(%p)->(%x, %p)\n", This, dwAspect, pdwStatus);
 526
 527     *pdwStatus = OLEMISC_SETCLIENTSITEFIRST|OLEMISC_ACTIVATEWHENVISIBLE|OLEMISC_INSIDEOUT
 528         |OLEMISC_CANTLINKINSIDE|OLEMISC_RECOMPOSEONRESIZE;
 529
 530     return S_OK;
 531 }
 532
 533 static HRESULT WINAPI OleObject_SetColorScheme(IOleObject *iface, LOGPALETTE* pLogpal)
 534 {
 535     WebBrowser *This = OLEOBJ_THIS(iface);
 536     FIXME("(%p)->(%p)\n", This, pLogpal);
 537     return E_NOTIMPL;
 538 }
 539
 540 #undef OLEOBJ_THIS
 541
 542 static const IOleObjectVtbl OleObjectVtbl =
 543 {
 544     OleObject_QueryInterface,
 545     OleObject_AddRef,
 546     OleObject_Release,
 547     OleObject_SetClientSite,
 548     OleObject_GetClientSite,
 549     OleObject_SetHostNames,
 550     OleObject_Close,
 551     OleObject_SetMoniker,
 552     OleObject_GetMoniker,
 553     OleObject_InitFromData,
 554     OleObject_GetClipboardData,
 555     OleObject_DoVerb,
 556     OleObject_EnumVerbs,
 557     OleObject_Update,
 558     OleObject_IsUpToDate,
 559     OleObject_GetUserClassID,
 560     OleObject_GetUserType,
 561     OleObject_SetExtent,
 562     OleObject_GetExtent,
 563     OleObject_Advise,
 564     OleObject_Unadvise,
 565     OleObject_EnumAdvise,
 566     OleObject_GetMiscStatus,
 567     OleObject_SetColorScheme
 568 };
 569
 570 /**********************************************************************
 571  * Implement the IOleInPlaceObject interface
 572  */
 573
 574 #define INPLACEOBJ_THIS(iface) DEFINE_THIS(WebBrowser, OleInPlaceObject, iface)
 575
 576 static HRESULT WINAPI OleInPlaceObject_QueryInterface(IOleInPlaceObject *iface,
 577         REFIID riid, LPVOID *ppobj)
 578 {
 579     WebBrowser *This = INPLACEOBJ_THIS(iface);
 580     return IWebBrowser_QueryInterface(WEBBROWSER(This), riid, ppobj);
 581 }
 582
 583 static ULONG WINAPI OleInPlaceObject_AddRef(IOleInPlaceObject *iface)
 584 {
 585     WebBrowser *This = INPLACEOBJ_THIS(iface);
 586     return IWebBrowser_AddRef(WEBBROWSER(This));
 587 }
 588
 589 static ULONG WINAPI OleInPlaceObject_Release(IOleInPlaceObject *iface)
 590 {
 591     WebBrowser *This = INPLACEOBJ_THIS(iface);
 592     return IWebBrowser_Release(WEBBROWSER(This));
 593 }
 594
 595 static HRESULT WINAPI OleInPlaceObject_GetWindow(IOleInPlaceObject *iface, HWND* phwnd)
 596 {
 597     WebBrowser *This = INPLACEOBJ_THIS(iface);
 598
 599     TRACE("(%p)->(%p)\n", This, phwnd);
 600
 601     *phwnd = This->shell_embedding_hwnd;
 602     return S_OK;
 603 }
 604
 605 static HRESULT WINAPI OleInPlaceObject_ContextSensitiveHelp(IOleInPlaceObject *iface,
 606         BOOL fEnterMode)
 607 {
 608     WebBrowser *This = INPLACEOBJ_THIS(iface);
 609     FIXME("(%p)->(%x)\n", This, fEnterMode);
 610     return E_NOTIMPL;
 611 }
 612
 613 static HRESULT WINAPI OleInPlaceObject_InPlaceDeactivate(IOleInPlaceObject *iface)
 614 {
 615     WebBrowser *This = INPLACEOBJ_THIS(iface);
 616     FIXME("(%p)\n", This);
 617     return E_NOTIMPL;
 618 }
 619
 620 static HRESULT WINAPI OleInPlaceObject_UIDeactivate(IOleInPlaceObject *iface)
 621 {
 622     WebBrowser *This = INPLACEOBJ_THIS(iface);
 623     FIXME("(%p)\n", This);
 624     return E_NOTIMPL;
 625 }
 626
 627 static HRESULT WINAPI OleInPlaceObject_SetObjectRects(IOleInPlaceObject *iface,
 628         LPCRECT lprcPosRect, LPCRECT lprcClipRect)
 629 {
 630     WebBrowser *This = INPLACEOBJ_THIS(iface);
 631
 632     TRACE("(%p)->(%p %p)\n", This, lprcPosRect, lprcClipRect);
 633
 634     This->pos_rect = *lprcPosRect;
 635
 636     if(lprcClipRect)
 637         This->clip_rect = *lprcClipRect;
 638
 639     if(This->shell_embedding_hwnd) {
 640         SetWindowPos(This->shell_embedding_hwnd, NULL,
 641                      lprcPosRect->left, lprcPosRect->top,
 642                      lprcPosRect->right-lprcPosRect->left,
 643                      lprcPosRect->bottom-lprcPosRect->top,
 644                      SWP_NOZORDER | SWP_NOACTIVATE);
 645     }
 646
 647     return S_OK;
 648 }
 649
 650 static HRESULT WINAPI OleInPlaceObject_ReactivateAndUndo(IOleInPlaceObject *iface)
 651 {
 652     WebBrowser *This = INPLACEOBJ_THIS(iface);
 653     FIXME("(%p)\n", This);
 654     return E_NOTIMPL;
 655 }
 656
 657 #undef INPLACEOBJ_THIS
 658
 659 static const IOleInPlaceObjectVtbl OleInPlaceObjectVtbl =
 660 {
 661     OleInPlaceObject_QueryInterface,
 662     OleInPlaceObject_AddRef,
 663     OleInPlaceObject_Release,
 664     OleInPlaceObject_GetWindow,
 665     OleInPlaceObject_ContextSensitiveHelp,
 666     OleInPlaceObject_InPlaceDeactivate,
 667     OleInPlaceObject_UIDeactivate,
 668     OleInPlaceObject_SetObjectRects,
 669     OleInPlaceObject_ReactivateAndUndo
 670 };
 671
 672 /**********************************************************************
 673  * Implement the IOleControl interface
 674  */
 675
 676 #define CONTROL_THIS(iface) DEFINE_THIS(WebBrowser, OleControl, iface)
 677
 678 static HRESULT WINAPI OleControl_QueryInterface(IOleControl *iface,
 679         REFIID riid, LPVOID *ppobj)
 680 {
 681     WebBrowser *This = CONTROL_THIS(iface);
 682     return IWebBrowser_QueryInterface(WEBBROWSER(This), riid, ppobj);
 683 }
 684
 685 static ULONG WINAPI OleControl_AddRef(IOleControl *iface)
 686 {
 687     WebBrowser *This = CONTROL_THIS(iface);
 688     return IWebBrowser_AddRef(WEBBROWSER(This));
 689 }
 690
 691 static ULONG WINAPI OleControl_Release(IOleControl *iface)
 692 {
 693     WebBrowser *This = CONTROL_THIS(iface);
 694     return IWebBrowser_Release(WEBBROWSER(This));
 695 }
 696
 697 static HRESULT WINAPI OleControl_GetControlInfo(IOleControl *iface, LPCONTROLINFO pCI)
 698 {
 699     WebBrowser *This = CONTROL_THIS(iface);
 700
 701     TRACE("(%p)->(%p)\n", This, pCI);
 702
 703     /* Tests show that this function should be not implemented */
 704     return E_NOTIMPL;
 705 }
 706
 707 static HRESULT WINAPI OleControl_OnMnemonic(IOleControl *iface, struct tagMSG *pMsg)
 708 {
 709     WebBrowser *This = CONTROL_THIS(iface);
 710     FIXME("(%p)->(%p)\n", This, pMsg);
 711     return E_NOTIMPL;
 712 }
 713
 714 static HRESULT WINAPI OleControl_OnAmbientPropertyChange(IOleControl *iface, DISPID dispID)
 715 {
 716     WebBrowser *This = CONTROL_THIS(iface);
 717
 718     TRACE("(%p)->(%d)\n", This, dispID);
 719
 720     switch(dispID) {
 721     case DISPID_UNKNOWN:
 722         /* Unknown means multiple properties changed, so check them all.
 723          * BUT the Webbrowser OleControl object doesn't appear to do this.
 724          */
 725         return S_OK;
 726     case DISPID_AMBIENT_OFFLINEIFNOTCONNECTED:
 727         return on_offlineconnected_change(This);
 728     case DISPID_AMBIENT_SILENT:
 729         return on_silent_change(This);
 730     }
 731
 732     FIXME("Unknown dispID %d\n", dispID);
 733     return E_NOTIMPL;
 734 }
 735
 736 static HRESULT WINAPI OleControl_FreezeEvents(IOleControl *iface, BOOL bFreeze)
 737 {
 738     WebBrowser *This = CONTROL_THIS(iface);
 739     FIXME("(%p)->(%x)\n", This, bFreeze);
 740     return E_NOTIMPL;
 741 }
 742
 743 #undef CONTROL_THIS
 744
 745 static const IOleControlVtbl OleControlVtbl =
 746 {
 747     OleControl_QueryInterface,
 748     OleControl_AddRef,
 749     OleControl_Release,
 750     OleControl_GetControlInfo,
 751     OleControl_OnMnemonic,
 752     OleControl_OnAmbientPropertyChange,
 753     OleControl_FreezeEvents
 754 };
 755
 756 #define ACTIVEOBJ_THIS(iface) DEFINE_THIS(WebBrowser, OleInPlaceActiveObject, iface)
 757
 758 static HRESULT WINAPI InPlaceActiveObject_QueryInterface(IOleInPlaceActiveObject *iface,
 759                                                             REFIID riid, void **ppv)
 760 {
 761     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 762     return IWebBrowser2_QueryInterface(WEBBROWSER2(This), riid, ppv);
 763 }
 764
 765 static ULONG WINAPI InPlaceActiveObject_AddRef(IOleInPlaceActiveObject *iface)
 766 {
 767     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 768     return IWebBrowser2_AddRef(WEBBROWSER2(This));
 769 }
 770
 771 static ULONG WINAPI InPlaceActiveObject_Release(IOleInPlaceActiveObject *iface)
 772 {
 773     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 774     return IWebBrowser2_Release(WEBBROWSER2(This));
 775 }
 776
 777 static HRESULT WINAPI InPlaceActiveObject_GetWindow(IOleInPlaceActiveObject *iface,
 778                                                     HWND *phwnd)
 779 {
 780     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 781     return IOleInPlaceObject_GetWindow(INPLACEOBJ(This), phwnd);
 782 }
 783
 784 static HRESULT WINAPI InPlaceActiveObject_ContextSensitiveHelp(IOleInPlaceActiveObject *iface,
 785                                                                BOOL fEnterMode)
 786 {
 787     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 788     return IOleInPlaceObject_ContextSensitiveHelp(INPLACEOBJ(This), fEnterMode);
 789 }
 790
 791 static HRESULT WINAPI InPlaceActiveObject_TranslateAccelerator(IOleInPlaceActiveObject *iface,
 792                                                                LPMSG lpmsg)
 793 {
 794     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 795     FIXME("(%p)->(%p)\n", This, lpmsg);
 796     return E_NOTIMPL;
 797 }
 798
 799 static HRESULT WINAPI InPlaceActiveObject_OnFrameWindowActivate(IOleInPlaceActiveObject *iface,
 800                                                                 BOOL fActivate)
 801 {
 802     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 803     FIXME("(%p)->(%x)\n", This, fActivate);
 804     return E_NOTIMPL;
 805 }
 806
 807 static HRESULT WINAPI InPlaceActiveObject_OnDocWindowActivate(IOleInPlaceActiveObject *iface,
 808                                                               BOOL fActivate)
 809 {
 810     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 811     FIXME("(%p)->(%x)\n", This, fActivate);
 812     return E_NOTIMPL;
 813 }
 814
 815 static HRESULT WINAPI InPlaceActiveObject_ResizeBorder(IOleInPlaceActiveObject *iface,
 816         LPCRECT lprcBorder, IOleInPlaceUIWindow *pUIWindow, BOOL fFrameWindow)
 817 {
 818     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 819     FIXME("(%p)->(%p %p %x)\n", This, lprcBorder, pUIWindow, fFrameWindow);
 820     return E_NOTIMPL;
 821 }
 822
 823 static HRESULT WINAPI InPlaceActiveObject_EnableModeless(IOleInPlaceActiveObject *iface,
 824                                                          BOOL fEnable)
 825 {
 826     WebBrowser *This = ACTIVEOBJ_THIS(iface);
 827     FIXME("(%p)->(%x)\n", This, fEnable);
 828     return E_NOTIMPL;
 829 }
 830
 831 #undef ACTIVEOBJ_THIS
 832
 833 static const IOleInPlaceActiveObjectVtbl OleInPlaceActiveObjectVtbl = {
 834     InPlaceActiveObject_QueryInterface,
 835     InPlaceActiveObject_AddRef,
 836     InPlaceActiveObject_Release,
 837     InPlaceActiveObject_GetWindow,
 838     InPlaceActiveObject_ContextSensitiveHelp,
 839     InPlaceActiveObject_TranslateAccelerator,
 840     InPlaceActiveObject_OnFrameWindowActivate,
 841     InPlaceActiveObject_OnDocWindowActivate,
 842     InPlaceActiveObject_ResizeBorder,
 843     InPlaceActiveObject_EnableModeless
 844 };
 845
 846 #define OLECMD_THIS(iface) DEFINE_THIS(WebBrowser, OleCommandTarget, iface)
 847
 848 static HRESULT WINAPI WBOleCommandTarget_QueryInterface(IOleCommandTarget *iface,
 849         REFIID riid, void **ppv)
 850 {
 851     WebBrowser *This = OLECMD_THIS(iface);
 852     return IWebBrowser2_QueryInterface(WEBBROWSER(This), riid, ppv);
 853 }
 854
 855 static ULONG WINAPI WBOleCommandTarget_AddRef(IOleCommandTarget *iface)
 856 {
 857     WebBrowser *This = OLECMD_THIS(iface);
 858     return IWebBrowser2_AddRef(WEBBROWSER(This));
 859 }
 860
 861 static ULONG WINAPI WBOleCommandTarget_Release(IOleCommandTarget *iface)
 862 {
 863     WebBrowser *This = OLECMD_THIS(iface);
 864     return IWebBrowser2_Release(WEBBROWSER(This));
 865 }
 866
 867 static HRESULT WINAPI WBOleCommandTarget_QueryStatus(IOleCommandTarget *iface,
 868         const GUID *pguidCmdGroup, ULONG cCmds, OLECMD prgCmds[], OLECMDTEXT *pCmdText)
 869 {
 870     WebBrowser *This = OLECMD_THIS(iface);
 871     IOleCommandTarget *cmdtrg;
 872     HRESULT hres;
 873
 874     TRACE("(%p)->(%s %u %p %p)\n", This, debugstr_guid(pguidCmdGroup), cCmds, prgCmds,
 875           pCmdText);
 876
 877     if(!This->doc_host.document)
 878         return 0x80040104;
 879
 880     /* NOTE: There are probably some commands that we should handle here
 881      * instead of forwarding to document object. */
 882
 883     hres = IUnknown_QueryInterface(This->doc_host.document, &IID_IOleCommandTarget, (void**)&cmdtrg);
 884     if(FAILED(hres))
 885         return hres;
 886
 887     hres = IOleCommandTarget_QueryStatus(cmdtrg, pguidCmdGroup, cCmds, prgCmds, pCmdText);
 888     IOleCommandTarget_Release(cmdtrg);
 889
 890     return hres;
 891 }
 892
 893 static HRESULT WINAPI WBOleCommandTarget_Exec(IOleCommandTarget *iface,
 894         const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn,
 895         VARIANT *pvaOut)
 896 {
 897     WebBrowser *This = OLECMD_THIS(iface);
 898     FIXME("(%p)->(%s %d %d %p %p)\n", This, debugstr_guid(pguidCmdGroup), nCmdID,
 899           nCmdexecopt, pvaIn, pvaOut);
 900     return E_NOTIMPL;
 901 }
 902
 903 #undef OLECMD_THIS
 904
 905 static const IOleCommandTargetVtbl OleCommandTargetVtbl = {
 906     WBOleCommandTarget_QueryInterface,
 907     WBOleCommandTarget_AddRef,
 908     WBOleCommandTarget_Release,
 909     WBOleCommandTarget_QueryStatus,
 910     WBOleCommandTarget_Exec
 911 };
 912
 913 void WebBrowser_OleObject_Init(WebBrowser *This)
 914 {
 915     DWORD dpi_x;
 916     DWORD dpi_y;
 917     HDC hdc;
 918
 919     /* default aspect ratio is 96dpi / 96dpi */
 920     hdc = GetDC(0);
 921     dpi_x = GetDeviceCaps(hdc, LOGPIXELSX);
 922     dpi_y = GetDeviceCaps(hdc, LOGPIXELSY);
 923     ReleaseDC(0, hdc);
 924
 925     This->lpOleObjectVtbl              = &OleObjectVtbl;
 926     This->lpOleInPlaceObjectVtbl       = &OleInPlaceObjectVtbl;
 927     This->lpOleControlVtbl             = &OleControlVtbl;
 928     This->lpOleInPlaceActiveObjectVtbl = &OleInPlaceActiveObjectVtbl;
 929     This->lpOleCommandTargetVtbl     = &OleCommandTargetVtbl;
 930
 931     This->client = NULL;
 932     This->inplace = NULL;
 933     This->container = NULL;
 934     This->frame_hwnd = NULL;
 935     This->uiwindow = NULL;
 936     This->shell_embedding_hwnd = NULL;
 937
 938     memset(&This->pos_rect, 0, sizeof(RECT));
 939     memset(&This->clip_rect, 0, sizeof(RECT));
 940     memset(&This->frameinfo, 0, sizeof(OLEINPLACEFRAMEINFO));
 941
 942     /* Default size is 50x20 pixels, in himetric units */
 943     This->extent.cx = MulDiv( 50, 2540, dpi_x );
 944     This->extent.cy = MulDiv( 20, 2540, dpi_y );
 945 }
 946
 947 void WebBrowser_OleObject_Destroy(WebBrowser *This)
 948 {
 949     if(This->client)
 950         IOleObject_SetClientSite(OLEOBJ(This), NULL);
 951     if(This->container)
 952         IOleContainer_Release(This->container);
 953     if(This->uiwindow)
 954         IOleInPlaceUIWindow_Release(This->uiwindow);
 955 }