dlls/browseui/progressdlg.c

   1 /*
   2  *      Progress dialog
   3  *
   4  *      Copyright 2007  Mikolaj Zalewski
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdarg.h>
  22
  23 #define COBJMACROS
  24
  25 #include "wine/debug.h"
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winreg.h"
  29 #include "winuser.h"
  30 #include "shlwapi.h"
  31 #include "winerror.h"
  32 #include "objbase.h"
  33
  34 #include "shlguid.h"
  35 #include "shlobj.h"
  36
  37 #include "browseui.h"
  38 #include "resids.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(browseui);
  41
  42 #define CANCEL_MSG_LINE 2
  43
  44 /* Note: to avoid a deadlock we don't want to send messages to the dialog
  45  * with the critical section held. Instead we only mark what fields should be
  46  * updated and the dialog proc does the update */
  47 #define UPDATE_PROGRESS         0x1
  48 #define UPDATE_TITLE            0x2
  49 #define UPDATE_LINE1            0x4
  50 #define UPDATE_LINE2            (UPDATE_LINE1<<1)
  51 #define UPDATE_LINE3            (UPDATE_LINE2<<2)
  52
  53
  54 #define WM_DLG_UPDATE   (WM_APP+1)  /* set to the dialog when it should update */
  55 #define WM_DLG_DESTROY  (WM_APP+2)  /* DestroyWindow must be called from the owning thread */
  56
  57 typedef struct tagProgressDialog {
  58     IProgressDialog IProgressDialog_iface;
  59     IOleWindow IOleWindow_iface;
  60     LONG refCount;
  61     CRITICAL_SECTION cs;
  62     HWND hwnd;
  63     DWORD dwFlags;
  64     DWORD dwUpdate;
  65     LPWSTR lines[3];
  66     LPWSTR cancelMsg;
  67     LPWSTR title;
  68     BOOL isCancelled;
  69     ULONGLONG ullCompleted;
  70     ULONGLONG ullTotal;
  71     HWND hwndDisabledParent;    /* For modal dialog: the parent that need to be re-enabled when the dialog ends */
  72     ULONGLONG startTime;
  73     LPWSTR remainingMsg[2];
  74     LPWSTR timeMsg[3];
  75 } ProgressDialog;
  76
  77 static inline ProgressDialog *impl_from_IProgressDialog(IProgressDialog *iface)
  78 {
  79     return CONTAINING_RECORD(iface, ProgressDialog, IProgressDialog_iface);
  80 }
  81
  82 static inline ProgressDialog *impl_from_IOleWindow(IOleWindow *iface)
  83 {
  84     return CONTAINING_RECORD(iface, ProgressDialog, IOleWindow_iface);
  85 }
  86
  87 static void set_buffer(LPWSTR *buffer, LPCWSTR string)
  88 {
  89     free(*buffer);
  90     *buffer = wcsdup(string ? string : L"");
  91 }
  92
  93 struct create_params
  94 {
  95     ProgressDialog *This;
  96     HANDLE hEvent;
  97     HWND hwndParent;
  98 };
  99
 100 static LPWSTR load_string(HINSTANCE hInstance, UINT uiResourceId)
 101 {
 102     WCHAR string[256];
 103     LPWSTR ret;
 104
 105     LoadStringW(hInstance, uiResourceId, string, ARRAY_SIZE(string));
 106     ret = malloc((lstrlenW(string) + 1) * sizeof(WCHAR));
 107     lstrcpyW(ret, string);
 108     return ret;
 109 }
 110
 111 static void set_progress_marquee(ProgressDialog *This)
 112 {
 113     HWND hProgress = GetDlgItem(This->hwnd, IDC_PROGRESS_BAR);
 114     SetWindowLongW(hProgress, GWL_STYLE,
 115         GetWindowLongW(hProgress, GWL_STYLE)|PBS_MARQUEE);
 116 }
 117
 118 static void update_dialog(ProgressDialog *This, DWORD dwUpdate)
 119 {
 120     if (dwUpdate & UPDATE_TITLE)
 121         SetWindowTextW(This->hwnd, This->title);
 122
 123     if (dwUpdate & UPDATE_LINE1)
 124         SetDlgItemTextW(This->hwnd, IDC_TEXT_LINE, (This->isCancelled ? L"" : This->lines[0]));
 125     if (dwUpdate & UPDATE_LINE2)
 126         SetDlgItemTextW(This->hwnd, IDC_TEXT_LINE+1, (This->isCancelled ? L"" : This->lines[1]));
 127     if (dwUpdate & UPDATE_LINE3)
 128         SetDlgItemTextW(This->hwnd, IDC_TEXT_LINE+2, (This->isCancelled ? This->cancelMsg : This->lines[2]));
 129
 130     if (dwUpdate & UPDATE_PROGRESS)
 131     {
 132         ULONGLONG ullTotal = This->ullTotal;
 133         ULONGLONG ullCompleted = This->ullCompleted;
 134
 135         /* progress bar requires 32-bit coordinates */
 136         while (ullTotal >> 32)
 137         {
 138             ullTotal >>= 1;
 139             ullCompleted >>= 1;
 140         }
 141
 142         SendDlgItemMessageW(This->hwnd, IDC_PROGRESS_BAR, PBM_SETRANGE32, 0, (DWORD)ullTotal);
 143         SendDlgItemMessageW(This->hwnd, IDC_PROGRESS_BAR, PBM_SETPOS, (DWORD)ullCompleted, 0);
 144     }
 145 }
 146
 147 static void load_time_strings(ProgressDialog *This)
 148 {
 149     int i;
 150
 151     for (i = 0; i < 2; i++)
 152     {
 153         if (!This->remainingMsg[i])
 154             This->remainingMsg[i] = load_string(BROWSEUI_hinstance, IDS_REMAINING1 + i);
 155     }
 156     for (i = 0; i < 3; i++)
 157     {
 158         if (!This->timeMsg[i])
 159             This->timeMsg[i] = load_string(BROWSEUI_hinstance, IDS_SECONDS + i);
 160     }
 161 }
 162
 163 static void end_dialog(ProgressDialog *This)
 164 {
 165     SendMessageW(This->hwnd, WM_DLG_DESTROY, 0, 0);
 166     /* native doesn't re-enable the window? */
 167     if (This->hwndDisabledParent)
 168         EnableWindow(This->hwndDisabledParent, TRUE);
 169     This->hwnd = NULL;
 170 }
 171
 172 static INT_PTR CALLBACK dialog_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 173 {
 174     ProgressDialog *This = (ProgressDialog *)GetWindowLongPtrW(hwnd, DWLP_USER);
 175
 176     switch (msg)
 177     {
 178         case WM_INITDIALOG:
 179         {
 180             struct create_params *params = (struct create_params *)lParam;
 181
 182             /* Note: until we set the hEvent, the object is protected by
 183              * the critical section held by StartProgress */
 184             SetWindowLongPtrW(hwnd, DWLP_USER, (LONG_PTR)params->This);
 185             This = params->This;
 186             This->hwnd = hwnd;
 187
 188             if (This->dwFlags & PROGDLG_NOPROGRESSBAR)
 189                 ShowWindow(GetDlgItem(hwnd, IDC_PROGRESS_BAR), SW_HIDE);
 190             if (This->dwFlags & PROGDLG_NOCANCEL)
 191                 ShowWindow(GetDlgItem(hwnd, IDCANCEL), SW_HIDE);
 192             if (This->dwFlags & PROGDLG_MARQUEEPROGRESS)
 193                 set_progress_marquee(This);
 194             if (This->dwFlags & PROGDLG_NOMINIMIZE)
 195                 SetWindowLongW(hwnd, GWL_STYLE, GetWindowLongW(hwnd, GWL_STYLE) & (~WS_MINIMIZEBOX));
 196
 197             update_dialog(This, 0xffffffff);
 198             This->dwUpdate = 0;
 199             This->isCancelled = FALSE;
 200             SetEvent(params->hEvent);
 201             return TRUE;
 202         }
 203
 204         case WM_DLG_UPDATE:
 205             EnterCriticalSection(&This->cs);
 206             update_dialog(This, This->dwUpdate);
 207             This->dwUpdate = 0;
 208             LeaveCriticalSection(&This->cs);
 209             return TRUE;
 210
 211         case WM_DLG_DESTROY:
 212             DestroyWindow(hwnd);
 213             PostThreadMessageW(GetCurrentThreadId(), WM_NULL, 0, 0); /* wake up the GetMessage */
 214             return TRUE;
 215
 216         case WM_CLOSE:
 217         case WM_COMMAND:
 218             if (msg == WM_CLOSE || wParam == IDCANCEL)
 219             {
 220                 EnterCriticalSection(&This->cs);
 221                 This->isCancelled = TRUE;
 222
 223                 if (!This->cancelMsg)
 224                     This->cancelMsg = load_string(BROWSEUI_hinstance, IDS_CANCELLING);
 225
 226                 set_progress_marquee(This);
 227                 EnableWindow(GetDlgItem(This->hwnd, IDCANCEL), FALSE);
 228                 update_dialog(This, UPDATE_LINE1|UPDATE_LINE2|UPDATE_LINE3);
 229                 LeaveCriticalSection(&This->cs);
 230             }
 231             return TRUE;
 232     }
 233     return FALSE;
 234 }
 235
 236 static DWORD WINAPI dialog_thread(LPVOID lpParameter)
 237 {
 238     /* Note: until we set the hEvent in WM_INITDIALOG, the ProgressDialog object
 239      * is protected by the critical section held by StartProgress */
 240     struct create_params *params = lpParameter;
 241     ProgressDialog *This = params->This;
 242     HWND hwnd;
 243     MSG msg;
 244
 245     hwnd = CreateDialogParamW(BROWSEUI_hinstance, MAKEINTRESOURCEW(IDD_PROGRESS_DLG),
 246         params->hwndParent, dialog_proc, (LPARAM)params);
 247
 248     while (GetMessageW(&msg, NULL, 0, 0) > 0)
 249     {
 250         if (!IsWindow(hwnd))
 251             break;
 252         if(!IsDialogMessageW(hwnd, &msg))
 253         {
 254             TranslateMessage(&msg);
 255             DispatchMessageW(&msg);
 256         }
 257     }
 258
 259     IProgressDialog_Release(&This->IProgressDialog_iface);
 260     return 0;
 261 }
 262
 263 static void ProgressDialog_Destructor(ProgressDialog *This)
 264 {
 265     int i;
 266     TRACE("destroying %p\n", This);
 267     if (This->hwnd)
 268         end_dialog(This);
 269     for (i = 0; i < ARRAY_SIZE(This->lines); i++)
 270         free(This->lines[i]);
 271     free(This->cancelMsg);
 272     free(This->title);
 273     for (i = 0; i < ARRAY_SIZE(This->remainingMsg); i++)
 274         free(This->remainingMsg[i]);
 275     for (i = 0; i < ARRAY_SIZE(This->timeMsg); i++)
 276         free(This->timeMsg[i]);
 277     This->cs.DebugInfo->Spare[0] = 0;
 278     DeleteCriticalSection(&This->cs);
 279     free(This);
 280     InterlockedDecrement(&BROWSEUI_refCount);
 281 }
 282
 283 static HRESULT WINAPI ProgressDialog_QueryInterface(IProgressDialog *iface, REFIID iid, LPVOID *ppvOut)
 284 {
 285     ProgressDialog *This = impl_from_IProgressDialog(iface);
 286
 287     TRACE("(%p, %s, %p)\n", iface, debugstr_guid(iid), ppvOut);
 288     if (!ppvOut)
 289         return E_POINTER;
 290
 291     *ppvOut = NULL;
 292     if (IsEqualIID(iid, &IID_IUnknown) || IsEqualIID(iid, &IID_IProgressDialog))
 293     {
 294         *ppvOut = iface;
 295     }
 296     else if (IsEqualIID(iid, &IID_IOleWindow))
 297     {
 298         *ppvOut = &This->IOleWindow_iface;
 299     }
 300
 301     if (*ppvOut)
 302     {
 303         IProgressDialog_AddRef(iface);
 304         return S_OK;
 305     }
 306
 307     WARN("unsupported interface: %s\n", debugstr_guid(iid));
 308     return E_NOINTERFACE;
 309 }
 310
 311 static ULONG WINAPI ProgressDialog_AddRef(IProgressDialog *iface)
 312 {
 313     ProgressDialog *This = impl_from_IProgressDialog(iface);
 314     return InterlockedIncrement(&This->refCount);
 315 }
 316
 317 static ULONG WINAPI ProgressDialog_Release(IProgressDialog *iface)
 318 {
 319     ProgressDialog *This = impl_from_IProgressDialog(iface);
 320     ULONG ret;
 321
 322     ret = InterlockedDecrement(&This->refCount);
 323     if (ret == 0)
 324         ProgressDialog_Destructor(This);
 325     return ret;
 326 }
 327
 328 static HRESULT WINAPI ProgressDialog_StartProgressDialog(IProgressDialog *iface, HWND hwndParent, IUnknown *punkEnableModeless, DWORD dwFlags, LPCVOID reserved)
 329 {
 330     static const INITCOMMONCONTROLSEX init = { sizeof(init), ICC_ANIMATE_CLASS };
 331     ProgressDialog *This = impl_from_IProgressDialog(iface);
 332     struct create_params params;
 333     HANDLE hThread;
 334
 335     TRACE("(%p, %p, %lx, %p)\n", iface, punkEnableModeless, dwFlags, reserved);
 336     if (punkEnableModeless || reserved)
 337         FIXME("Reserved parameters not null (%p, %p)\n", punkEnableModeless, reserved);
 338     if (dwFlags & PROGDLG_NOTIME)
 339         FIXME("Flags PROGDLG_NOTIME not supported\n");
 340
 341     InitCommonControlsEx( &init );
 342
 343     EnterCriticalSection(&This->cs);
 344
 345     if (This->hwnd)
 346     {
 347         LeaveCriticalSection(&This->cs);
 348         return S_OK;  /* as on XP */
 349     }
 350     This->dwFlags = dwFlags;
 351
 352     params.This = This;
 353     params.hwndParent = hwndParent;
 354     params.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL);
 355
 356     /* thread holds one reference to ensure clean shutdown */
 357     IProgressDialog_AddRef(&This->IProgressDialog_iface);
 358
 359     hThread = CreateThread(NULL, 0, dialog_thread, &params, 0, NULL);
 360     WaitForSingleObject(params.hEvent, INFINITE);
 361     CloseHandle(params.hEvent);
 362     CloseHandle(hThread);
 363
 364     This->hwndDisabledParent = NULL;
 365     if (hwndParent && (dwFlags & PROGDLG_MODAL))
 366     {
 367         HWND hwndDisable = GetAncestor(hwndParent, GA_ROOT);
 368         if (EnableWindow(hwndDisable, FALSE))
 369             This->hwndDisabledParent = hwndDisable;
 370     }
 371
 372     if (dwFlags & PROGDLG_AUTOTIME)
 373         load_time_strings(This);
 374
 375     This->startTime = GetTickCount64();
 376     LeaveCriticalSection(&This->cs);
 377
 378     return S_OK;
 379 }
 380
 381 static HRESULT WINAPI ProgressDialog_StopProgressDialog(IProgressDialog *iface)
 382 {
 383     ProgressDialog *This = impl_from_IProgressDialog(iface);
 384
 385     EnterCriticalSection(&This->cs);
 386     if (This->hwnd)
 387         end_dialog(This);
 388     LeaveCriticalSection(&This->cs);
 389
 390     return S_OK;
 391 }
 392
 393 static HRESULT WINAPI ProgressDialog_SetTitle(IProgressDialog *iface, LPCWSTR pwzTitle)
 394 {
 395     ProgressDialog *This = impl_from_IProgressDialog(iface);
 396     HWND hwnd;
 397
 398     TRACE("(%p, %s)\n", This, wine_dbgstr_w(pwzTitle));
 399
 400     EnterCriticalSection(&This->cs);
 401     set_buffer(&This->title, pwzTitle);
 402     This->dwUpdate |= UPDATE_TITLE;
 403     hwnd = This->hwnd;
 404     LeaveCriticalSection(&This->cs);
 405
 406     if (hwnd)
 407         SendMessageW(hwnd, WM_DLG_UPDATE, 0, 0);
 408
 409     return S_OK;
 410 }
 411
 412 static HRESULT WINAPI ProgressDialog_SetAnimation(IProgressDialog *iface, HINSTANCE hInstance, UINT uiResourceId)
 413 {
 414     ProgressDialog *This = impl_from_IProgressDialog(iface);
 415
 416     TRACE("(%p, %p, %u)\n", iface, hInstance, uiResourceId);
 417
 418     if (IS_INTRESOURCE(uiResourceId))
 419     {
 420         if (!SendDlgItemMessageW(This->hwnd, IDC_ANIMATION, ACM_OPENW, (WPARAM)hInstance, uiResourceId))
 421             WARN("Failed to load animation\n");
 422     }
 423
 424     return S_OK;
 425 }
 426
 427 static BOOL WINAPI ProgressDialog_HasUserCancelled(IProgressDialog *iface)
 428 {
 429     ProgressDialog *This = impl_from_IProgressDialog(iface);
 430     return This->isCancelled;
 431 }
 432
 433 static void update_time_remaining(ProgressDialog *This, ULONGLONG ullCompleted, ULONGLONG ullTotal)
 434 {
 435     unsigned int remaining, remainder = 0;
 436     ULONGLONG elapsed;
 437     WCHAR line[128];
 438     int i;
 439     DWORD_PTR args[4];
 440
 441     if (!This->startTime || !ullCompleted || !ullTotal)
 442         return;
 443
 444     elapsed = GetTickCount64() - This->startTime;
 445     remaining = (elapsed * ullTotal / ullCompleted - elapsed) / 1000;
 446
 447     for (i = 0; remaining >= 60 && i < 2; i++)
 448     {
 449         remainder = remaining % 60;
 450         remaining /= 60;
 451     }
 452
 453     args[0] = remaining;
 454     args[1] = (DWORD_PTR)This->timeMsg[i];
 455     args[2] = remainder;
 456     args[3] = (DWORD_PTR)This->timeMsg[i-1];
 457
 458     if (i > 0 && remaining < 2 && remainder != 0)
 459         FormatMessageW(FORMAT_MESSAGE_FROM_STRING|FORMAT_MESSAGE_ARGUMENT_ARRAY,
 460                This->remainingMsg[1], 0, 0, line, ARRAY_SIZE(line), (va_list *)args);
 461     else
 462         FormatMessageW(FORMAT_MESSAGE_FROM_STRING|FORMAT_MESSAGE_ARGUMENT_ARRAY,
 463                This->remainingMsg[0], 0, 0, line, ARRAY_SIZE(line), (va_list *)args);
 464
 465     set_buffer(&This->lines[2], line);
 466     This->dwUpdate |= UPDATE_LINE3;
 467 }
 468
 469 static HRESULT WINAPI ProgressDialog_SetProgress64(IProgressDialog *iface, ULONGLONG ullCompleted, ULONGLONG ullTotal)
 470 {
 471     ProgressDialog *This = impl_from_IProgressDialog(iface);
 472     HWND hwnd;
 473
 474     TRACE("(%p, 0x%s, 0x%s)\n", This, wine_dbgstr_longlong(ullCompleted), wine_dbgstr_longlong(ullTotal));
 475
 476     EnterCriticalSection(&This->cs);
 477     This->ullTotal = ullTotal;
 478     This->ullCompleted = ullCompleted;
 479     This->dwUpdate |= UPDATE_PROGRESS;
 480     hwnd = This->hwnd;
 481     if (This->dwFlags & PROGDLG_AUTOTIME)
 482         update_time_remaining(This, ullCompleted, ullTotal);
 483     LeaveCriticalSection(&This->cs);
 484
 485     if (hwnd)
 486         SendMessageW(hwnd, WM_DLG_UPDATE, 0, 0);
 487
 488     return S_OK;  /* Windows sometimes returns S_FALSE */
 489 }
 490
 491 static HRESULT WINAPI ProgressDialog_SetProgress(IProgressDialog *iface, DWORD dwCompleted, DWORD dwTotal)
 492 {
 493     return IProgressDialog_SetProgress64(iface, dwCompleted, dwTotal);
 494 }
 495
 496 static HRESULT WINAPI ProgressDialog_SetLine(IProgressDialog *iface, DWORD dwLineNum, LPCWSTR pwzLine, BOOL bPath, LPCVOID reserved)
 497 {
 498     ProgressDialog *This = impl_from_IProgressDialog(iface);
 499     HWND hwnd;
 500
 501     TRACE("(%p, %ld, %s, %d)\n", This, dwLineNum, wine_dbgstr_w(pwzLine), bPath);
 502
 503     if (reserved)
 504         FIXME("reserved pointer not null (%p)\n", reserved);
 505
 506     dwLineNum--;
 507     if (dwLineNum >= 3)  /* Windows seems to do something like that */
 508         dwLineNum = 0;
 509
 510     EnterCriticalSection(&This->cs);
 511     set_buffer(&This->lines[dwLineNum], pwzLine);
 512     This->dwUpdate |= UPDATE_LINE1 << dwLineNum;
 513     hwnd = (This->isCancelled ? NULL : This->hwnd); /* no sense to send the message if window cancelled */
 514     LeaveCriticalSection(&This->cs);
 515
 516     if (hwnd)
 517         SendMessageW(hwnd, WM_DLG_UPDATE, 0, 0);
 518
 519     return S_OK;
 520 }
 521
 522 static HRESULT WINAPI ProgressDialog_SetCancelMsg(IProgressDialog *iface, LPCWSTR pwzMsg, LPCVOID reserved)
 523 {
 524     ProgressDialog *This = impl_from_IProgressDialog(iface);
 525     HWND hwnd;
 526
 527     TRACE("(%p, %s)\n", This, wine_dbgstr_w(pwzMsg));
 528
 529     if (reserved)
 530         FIXME("reserved pointer not null (%p)\n", reserved);
 531
 532     EnterCriticalSection(&This->cs);
 533     set_buffer(&This->cancelMsg, pwzMsg);
 534     This->dwUpdate |= UPDATE_LINE1 << CANCEL_MSG_LINE;
 535     hwnd = (This->isCancelled ? This->hwnd : NULL); /* no sense to send the message if window not cancelled */
 536     LeaveCriticalSection(&This->cs);
 537
 538     if (hwnd)
 539         SendMessageW(hwnd, WM_DLG_UPDATE, 0, 0);
 540
 541     return S_OK;
 542 }
 543
 544 static HRESULT WINAPI ProgressDialog_Timer(IProgressDialog *iface, DWORD dwTimerAction, LPCVOID reserved)
 545 {
 546     ProgressDialog *This = impl_from_IProgressDialog(iface);
 547
 548     FIXME("(%p, %ld, %p) - stub\n", This, dwTimerAction, reserved);
 549
 550     if (reserved)
 551         FIXME("Reserved field not NULL but %p\n", reserved);
 552
 553     return S_OK;
 554 }
 555
 556 static const IProgressDialogVtbl ProgressDialogVtbl =
 557 {
 558     ProgressDialog_QueryInterface,
 559     ProgressDialog_AddRef,
 560     ProgressDialog_Release,
 561
 562     ProgressDialog_StartProgressDialog,
 563     ProgressDialog_StopProgressDialog,
 564     ProgressDialog_SetTitle,
 565     ProgressDialog_SetAnimation,
 566     ProgressDialog_HasUserCancelled,
 567     ProgressDialog_SetProgress,
 568     ProgressDialog_SetProgress64,
 569     ProgressDialog_SetLine,
 570     ProgressDialog_SetCancelMsg,
 571     ProgressDialog_Timer
 572 };
 573
 574 static HRESULT WINAPI OleWindow_QueryInterface(IOleWindow *iface, REFIID iid, LPVOID *ppvOut)
 575 {
 576     ProgressDialog *This = impl_from_IOleWindow(iface);
 577     return ProgressDialog_QueryInterface(&This->IProgressDialog_iface, iid, ppvOut);
 578 }
 579
 580 static ULONG WINAPI OleWindow_AddRef(IOleWindow *iface)
 581 {
 582     ProgressDialog *This = impl_from_IOleWindow(iface);
 583     return ProgressDialog_AddRef(&This->IProgressDialog_iface);
 584 }
 585
 586 static ULONG WINAPI OleWindow_Release(IOleWindow *iface)
 587 {
 588     ProgressDialog *This = impl_from_IOleWindow(iface);
 589     return ProgressDialog_Release(&This->IProgressDialog_iface);
 590 }
 591
 592 static HRESULT WINAPI OleWindow_GetWindow(IOleWindow* iface, HWND* phwnd)
 593 {
 594     ProgressDialog *This = impl_from_IOleWindow(iface);
 595
 596     TRACE("(%p, %p)\n", This, phwnd);
 597     EnterCriticalSection(&This->cs);
 598     *phwnd = This->hwnd;
 599     LeaveCriticalSection(&This->cs);
 600     return S_OK;
 601 }
 602
 603 static HRESULT WINAPI OleWindow_ContextSensitiveHelp(IOleWindow* iface, BOOL fEnterMode)
 604 {
 605     ProgressDialog *This = impl_from_IOleWindow(iface);
 606
 607     FIXME("(%p, %d): stub\n", This, fEnterMode);
 608     return E_NOTIMPL;
 609 }
 610
 611 static const IOleWindowVtbl OleWindowVtbl =
 612 {
 613     OleWindow_QueryInterface,
 614     OleWindow_AddRef,
 615     OleWindow_Release,
 616     OleWindow_GetWindow,
 617     OleWindow_ContextSensitiveHelp
 618 };
 619
 620
 621 HRESULT ProgressDialog_Constructor(IUnknown *pUnkOuter, IUnknown **ppOut)
 622 {
 623     ProgressDialog *This;
 624     if (pUnkOuter)
 625         return CLASS_E_NOAGGREGATION;
 626
 627     if (!(This = calloc(1, sizeof(*This))))
 628         return E_OUTOFMEMORY;
 629
 630     This->IProgressDialog_iface.lpVtbl = &ProgressDialogVtbl;
 631     This->IOleWindow_iface.lpVtbl = &OleWindowVtbl;
 632     This->refCount = 1;
 633     InitializeCriticalSection(&This->cs);
 634     This->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": ProgressDialog.cs");
 635
 636     TRACE("returning %p\n", This);
 637     *ppOut = (IUnknown *)&This->IProgressDialog_iface;
 638     InterlockedIncrement(&BROWSEUI_refCount);
 639     return S_OK;
 640 }