dlls/shell32/dialogs.c

   1 /*
   2  *      common shell dialogs
   3  *
   4  * Copyright 2000 Juergen Schmied
   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 "config.h"
  22 #include "wine/port.h"
  23
  24 #include <string.h>
  25 #include <stdarg.h>
  26 #include <stdio.h>
  27 #include "winerror.h"
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "winreg.h"
  31 #include "wingdi.h"
  32 #include "winuser.h"
  33 #include "commdlg.h"
  34 #include "wine/debug.h"
  35
  36 #include "shellapi.h"
  37 #include "shlobj.h"
  38 #include "shell32_main.h"
  39 #include "shresdef.h"
  40 #include "undocshell.h"
  41
  42 typedef struct
  43     {
  44         HWND hwndOwner ;
  45         HICON hIcon ;
  46         LPCWSTR lpstrDirectory ;
  47         LPCWSTR lpstrTitle ;
  48         LPCWSTR lpstrDescription ;
  49         UINT uFlags ;
  50     } RUNFILEDLGPARAMS ;
  51
  52 typedef BOOL (WINAPI * LPFNOFN) (OPENFILENAMEW *) ;
  53
  54 WINE_DEFAULT_DEBUG_CHANNEL(shell);
  55 static INT_PTR CALLBACK RunDlgProc (HWND, UINT, WPARAM, LPARAM) ;
  56 static void FillList (HWND, char *, BOOL) ;
  57
  58
  59 /*************************************************************************
  60  * PickIconDlg                                  [SHELL32.62]
  61  *
  62  */
  63 INT WINAPI PickIconDlg(
  64         HWND hwndOwner,
  65         LPSTR lpstrFile,
  66         DWORD nMaxFile,
  67         LPDWORD lpdwIconIndex)
  68 {
  69         FIXME("(%p,%s,%08x,%p):stub.\n",
  70           hwndOwner, lpstrFile, nMaxFile,lpdwIconIndex);
  71         return 0xffffffff;
  72 }
  73
  74 /*************************************************************************
  75  * RunFileDlgW                                  [internal]
  76  *
  77  * The Unicode function that is available as ordinal 61 on Windows NT/2000/XP/...
  78  *
  79  * SEE ALSO
  80  *   RunFileDlgAW
  81  */
  82 static void RunFileDlgW(
  83         HWND hwndOwner,
  84         HICON hIcon,
  85         LPCWSTR lpstrDirectory,
  86         LPCWSTR lpstrTitle,
  87         LPCWSTR lpstrDescription,
  88         UINT uFlags)
  89 {
  90     static const WCHAR resnameW[] = {'S','H','E','L','L','_','R','U','N','_','D','L','G',0};
  91     RUNFILEDLGPARAMS rfdp;
  92     HRSRC hRes;
  93     LPVOID template;
  94     TRACE("\n");
  95
  96     rfdp.hwndOwner        = hwndOwner;
  97     rfdp.hIcon            = hIcon;
  98     rfdp.lpstrDirectory   = lpstrDirectory;
  99     rfdp.lpstrTitle       = lpstrTitle;
 100     rfdp.lpstrDescription = lpstrDescription;
 101     rfdp.uFlags           = uFlags;
 102
 103     if (!(hRes = FindResourceW(shell32_hInstance, resnameW, (LPWSTR)RT_DIALOG)) ||
 104         !(template = LoadResource(shell32_hInstance, hRes)))
 105     {
 106         ERR("Couldn't load SHELL_RUN_DLG resource\n");
 107         ShellMessageBoxW(shell32_hInstance, hwndOwner, MAKEINTRESOURCEW(IDS_RUNDLG_ERROR), NULL, MB_OK | MB_ICONERROR);
 108         return;
 109     }
 110
 111     DialogBoxIndirectParamW(shell32_hInstance,
 112                             template, hwndOwner, RunDlgProc, (LPARAM)&rfdp);
 113
 114 }
 115
 116 /* find the directory that contains the file being run */
 117 static LPWSTR RunDlg_GetParentDir(LPCWSTR cmdline)
 118 {
 119     const WCHAR *src;
 120     WCHAR *dest, *result, *result_end=NULL;
 121     static const WCHAR dotexeW[] = {'.','e','x','e',0};
 122
 123     result = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR)*(strlenW(cmdline)+5));
 124
 125     src = cmdline;
 126     dest = result;
 127
 128     if (*src == '"')
 129     {
 130         src++;
 131         while (*src && *src != '"')
 132         {
 133             if (*src == '\\')
 134                 result_end = dest;
 135             *dest++ = *src++;
 136         }
 137     }
 138     else {
 139         while (*src)
 140         {
 141             if (isspaceW(*src))
 142             {
 143                 *dest = 0;
 144                 if (INVALID_FILE_ATTRIBUTES != GetFileAttributesW(result))
 145                     break;
 146                 strcatW(dest, dotexeW);
 147                 if (INVALID_FILE_ATTRIBUTES != GetFileAttributesW(result))
 148                     break;
 149             }
 150             else if (*src == '\\')
 151                 result_end = dest;
 152             *dest++ = *src++;
 153         }
 154     }
 155
 156     if (result_end)
 157     {
 158         *result_end = 0;
 159         return result;
 160     }
 161     else
 162     {
 163         HeapFree(GetProcessHeap(), 0, result);
 164         return NULL;
 165     }
 166 }
 167
 168 /* Dialog procedure for RunFileDlg */
 169 static INT_PTR CALLBACK RunDlgProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
 170     {
 171     RUNFILEDLGPARAMS *prfdp = (RUNFILEDLGPARAMS *)GetWindowLongPtrW(hwnd, DWLP_USER);
 172
 173     switch (message)
 174         {
 175         case WM_INITDIALOG :
 176             prfdp = (RUNFILEDLGPARAMS *)lParam ;
 177             SetWindowLongPtrW(hwnd, DWLP_USER, (LONG_PTR)prfdp);
 178
 179             if (prfdp->lpstrTitle)
 180                 SetWindowTextW(hwnd, prfdp->lpstrTitle);
 181             if (prfdp->lpstrDescription)
 182                 SetWindowTextW(GetDlgItem(hwnd, IDC_RUNDLG_DESCRIPTION), prfdp->lpstrDescription);
 183             if (prfdp->uFlags & RFF_NOBROWSE)
 184             {
 185                 HWND browse = GetDlgItem(hwnd, IDC_RUNDLG_BROWSE);
 186                 ShowWindow(browse, SW_HIDE);
 187                 EnableWindow(browse, FALSE);
 188             }
 189             if (prfdp->uFlags & RFF_NOLABEL)
 190                 ShowWindow(GetDlgItem(hwnd, IDC_RUNDLG_LABEL), SW_HIDE);
 191             if (prfdp->uFlags & RFF_CALCDIRECTORY)
 192                 FIXME("RFF_CALCDIRECTORY not supported\n");
 193
 194             if (prfdp->hIcon == NULL)
 195                 prfdp->hIcon = LoadIconW(NULL, (LPCWSTR)IDI_WINLOGO);
 196             SendMessageW(hwnd, WM_SETICON, ICON_BIG, (LPARAM)prfdp->hIcon);
 197             SendMessageW(hwnd, WM_SETICON, ICON_SMALL, (LPARAM)prfdp->hIcon);
 198             SendMessageW(GetDlgItem(hwnd, IDC_RUNDLG_ICON), STM_SETICON, (WPARAM)prfdp->hIcon, 0);
 199
 200             FillList (GetDlgItem (hwnd, IDC_RUNDLG_EDITPATH), NULL, (prfdp->uFlags & RFF_NODEFAULT) == 0) ;
 201             SetFocus (GetDlgItem (hwnd, IDC_RUNDLG_EDITPATH)) ;
 202             return TRUE ;
 203
 204         case WM_COMMAND :
 205             switch (LOWORD (wParam))
 206                 {
 207                 case IDOK :
 208                     {
 209                     int ic ;
 210                     HWND htxt = GetDlgItem (hwnd, IDC_RUNDLG_EDITPATH);
 211                     if ((ic = GetWindowTextLengthW (htxt)))
 212                         {
 213                         WCHAR *psz, *parent=NULL ;
 214                         SHELLEXECUTEINFOW sei ;
 215
 216                         ZeroMemory (&sei, sizeof(sei)) ;
 217                         sei.cbSize = sizeof(sei) ;
 218                         psz = HeapAlloc( GetProcessHeap(), 0, (ic + 1)*sizeof(WCHAR) );
 219                         GetWindowTextW (htxt, psz, ic + 1) ;
 220
 221                         /* according to http://www.codeproject.com/KB/shell/runfiledlg.aspx we should send a
 222                          * WM_NOTIFY before execution */
 223
 224                         sei.hwnd = hwnd;
 225                         sei.nShow = SW_SHOWNORMAL;
 226                         sei.lpFile = psz;
 227
 228                         if (prfdp->lpstrDirectory)
 229                             sei.lpDirectory = prfdp->lpstrDirectory;
 230                         else
 231                             sei.lpDirectory = parent = RunDlg_GetParentDir(sei.lpFile);
 232
 233                         if (!ShellExecuteExW( &sei ))
 234                         {
 235                             HeapFree(GetProcessHeap(), 0, psz);
 236                             HeapFree(GetProcessHeap(), 0, parent);
 237                             SendMessageA (htxt, CB_SETEDITSEL, 0, MAKELPARAM (0, -1)) ;
 238                             return TRUE ;
 239                         }
 240
 241                         /* FillList is still ANSI */
 242                         GetWindowTextA (htxt, (LPSTR)psz, ic + 1) ;
 243                         FillList (htxt, (LPSTR)psz, FALSE) ;
 244
 245                         HeapFree(GetProcessHeap(), 0, psz);
 246                         HeapFree(GetProcessHeap(), 0, parent);
 247                         EndDialog (hwnd, 0);
 248                         }
 249                     }
 250
 251                 case IDCANCEL :
 252                     EndDialog (hwnd, 0) ;
 253                     return TRUE ;
 254
 255                 case IDC_RUNDLG_BROWSE :
 256                     {
 257                     static const WCHAR filterW[] = {'%','s','%','c','*','.','e','x','e','%','c','%','s','%','c','*','.','*','%','c',0};
 258                     HMODULE hComdlg = NULL ;
 259                     LPFNOFN ofnProc = NULL ;
 260                     static const WCHAR comdlg32W[] = {'c','o','m','d','l','g','3','2',0};
 261                     WCHAR szFName[1024] = {0};
 262                     WCHAR filter_exe[256], filter_all[256], filter[MAX_PATH], szCaption[MAX_PATH];
 263                     OPENFILENAMEW ofn;
 264
 265                     LoadStringW(shell32_hInstance, IDS_RUNDLG_BROWSE_FILTER_EXE, filter_exe, 256);
 266                     LoadStringW(shell32_hInstance, IDS_RUNDLG_BROWSE_FILTER_ALL, filter_all, 256);
 267                     LoadStringW(shell32_hInstance, IDS_RUNDLG_BROWSE_CAPTION, szCaption, MAX_PATH);
 268                     snprintfW( filter, MAX_PATH, filterW, filter_exe, 0, 0, filter_all, 0 );
 269
 270                     ZeroMemory(&ofn, sizeof(ofn));
 271                     ofn.lStructSize = sizeof(OPENFILENAMEW);
 272                     ofn.hwndOwner = hwnd;
 273                     ofn.lpstrFilter = filter;
 274                     ofn.lpstrFile = szFName;
 275                     ofn.nMaxFile = 1023;
 276                     ofn.lpstrTitle = szCaption;
 277                     ofn.Flags = OFN_ENABLESIZING | OFN_FILEMUSTEXIST | OFN_HIDEREADONLY | OFN_PATHMUSTEXIST;
 278                     ofn.lpstrInitialDir = prfdp->lpstrDirectory;
 279
 280                     if (NULL == (hComdlg = LoadLibraryExW (comdlg32W, NULL, 0)) ||
 281                         NULL == (ofnProc = (LPFNOFN)GetProcAddress (hComdlg, "GetOpenFileNameW")))
 282                     {
 283                         ERR("Couldn't get GetOpenFileName function entry (lib=%p, proc=%p)\n", hComdlg, ofnProc);
 284                         ShellMessageBoxW(shell32_hInstance, hwnd, MAKEINTRESOURCEW(IDS_RUNDLG_BROWSE_ERROR), NULL, MB_OK | MB_ICONERROR);
 285                         return TRUE ;
 286                     }
 287
 288                     if (ofnProc(&ofn))
 289                     {
 290                         SetFocus (GetDlgItem (hwnd, IDOK)) ;
 291                         SetWindowTextW (GetDlgItem (hwnd, IDC_RUNDLG_EDITPATH), szFName) ;
 292                         SendMessageW (GetDlgItem (hwnd, IDC_RUNDLG_EDITPATH), CB_SETEDITSEL, 0, MAKELPARAM (0, -1)) ;
 293                         SetFocus (GetDlgItem (hwnd, IDOK)) ;
 294                     }
 295
 296                     FreeLibrary (hComdlg) ;
 297
 298                     return TRUE ;
 299                     }
 300                 }
 301             return TRUE ;
 302         }
 303     return FALSE ;
 304     }
 305
 306 /* This grabs the MRU list from the registry and fills the combo for the "Run" dialog above */
 307 /* fShowDefault ignored if pszLatest != NULL */
 308 static void FillList (HWND hCb, char *pszLatest, BOOL fShowDefault)
 309     {
 310     HKEY hkey ;
 311 /*    char szDbgMsg[256] = "" ; */
 312     char *pszList = NULL, *pszCmd = NULL, cMatch = 0, cMax = 0x60, szIndex[2] = "-" ;
 313     DWORD icList = 0, icCmd = 0 ;
 314     UINT Nix ;
 315
 316     SendMessageA (hCb, CB_RESETCONTENT, 0, 0) ;
 317
 318     if (ERROR_SUCCESS != RegCreateKeyExA (
 319         HKEY_CURRENT_USER, "Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\RunMRU",
 320         0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hkey, NULL))
 321         MessageBoxA (hCb, "Unable to open registry key !", "Nix", MB_OK) ;
 322
 323     RegQueryValueExA (hkey, "MRUList", NULL, NULL, NULL, &icList) ;
 324
 325     if (icList > 0)
 326         {
 327         pszList = HeapAlloc( GetProcessHeap(), 0, icList) ;
 328         if (ERROR_SUCCESS != RegQueryValueExA (hkey, "MRUList", NULL, NULL, (LPBYTE)pszList, &icList))
 329             MessageBoxA (hCb, "Unable to grab MRUList !", "Nix", MB_OK) ;
 330         }
 331     else
 332         {
 333         icList = 1 ;
 334         pszList = HeapAlloc( GetProcessHeap(), 0, icList) ;
 335         pszList[0] = 0 ;
 336         }
 337
 338     for (Nix = 0 ; Nix < icList - 1 ; Nix++)
 339         {
 340         if (pszList[Nix] > cMax)
 341             cMax = pszList[Nix] ;
 342
 343         szIndex[0] = pszList[Nix] ;
 344
 345         if (ERROR_SUCCESS != RegQueryValueExA (hkey, szIndex, NULL, NULL, NULL, &icCmd))
 346             MessageBoxA (hCb, "Unable to grab size of index", "Nix", MB_OK) ;
 347         if( pszCmd )
 348             pszCmd = HeapReAlloc(GetProcessHeap(), 0, pszCmd, icCmd) ;
 349         else
 350             pszCmd = HeapAlloc(GetProcessHeap(), 0, icCmd) ;
 351         if (ERROR_SUCCESS != RegQueryValueExA (hkey, szIndex, NULL, NULL, (LPBYTE)pszCmd, &icCmd))
 352             MessageBoxA (hCb, "Unable to grab index", "Nix", MB_OK) ;
 353
 354         if (NULL != pszLatest)
 355             {
 356             if (!lstrcmpiA(pszCmd, pszLatest))
 357                 {
 358                 /*
 359                 sprintf (szDbgMsg, "Found existing (%d).\n", Nix) ;
 360                 MessageBoxA (hCb, szDbgMsg, "Nix", MB_OK) ;
 361                 */
 362                 SendMessageA (hCb, CB_INSERTSTRING, 0, (LPARAM)pszCmd) ;
 363                 SetWindowTextA (hCb, pszCmd) ;
 364                 SendMessageA (hCb, CB_SETEDITSEL, 0, MAKELPARAM (0, -1)) ;
 365
 366                 cMatch = pszList[Nix] ;
 367                 memmove (&pszList[1], pszList, Nix) ;
 368                 pszList[0] = cMatch ;
 369                 continue ;
 370                 }
 371             }
 372
 373         if (26 != icList - 1 || icList - 2 != Nix || cMatch || NULL == pszLatest)
 374             {
 375             /*
 376             sprintf (szDbgMsg, "Happily appending (%d).\n", Nix) ;
 377             MessageBoxA (hCb, szDbgMsg, "Nix", MB_OK) ;
 378             */
 379             SendMessageA (hCb, CB_ADDSTRING, 0, (LPARAM)pszCmd) ;
 380             if (!Nix && fShowDefault)
 381                 {
 382                 SetWindowTextA (hCb, pszCmd) ;
 383                 SendMessageA (hCb, CB_SETEDITSEL, 0, MAKELPARAM (0, -1)) ;
 384                 }
 385
 386             }
 387         else
 388             {
 389             /*
 390             sprintf (szDbgMsg, "Doing loop thing.\n") ;
 391             MessageBoxA (hCb, szDbgMsg, "Nix", MB_OK) ;
 392             */
 393             SendMessageA (hCb, CB_INSERTSTRING, 0, (LPARAM)pszLatest) ;
 394             SetWindowTextA (hCb, pszLatest) ;
 395             SendMessageA (hCb, CB_SETEDITSEL, 0, MAKELPARAM (0, -1)) ;
 396
 397             cMatch = pszList[Nix] ;
 398             memmove (&pszList[1], pszList, Nix) ;
 399             pszList[0] = cMatch ;
 400             szIndex[0] = cMatch ;
 401             RegSetValueExA (hkey, szIndex, 0, REG_SZ, (LPBYTE)pszLatest, strlen (pszLatest) + 1) ;
 402             }
 403         }
 404
 405     if (!cMatch && NULL != pszLatest)
 406         {
 407         /*
 408         sprintf (szDbgMsg, "Simply inserting (increasing list).\n") ;
 409         MessageBoxA (hCb, szDbgMsg, "Nix", MB_OK) ;
 410         */
 411         SendMessageA (hCb, CB_INSERTSTRING, 0, (LPARAM)pszLatest) ;
 412         SetWindowTextA (hCb, pszLatest) ;
 413         SendMessageA (hCb, CB_SETEDITSEL, 0, MAKELPARAM (0, -1)) ;
 414
 415         cMatch = ++cMax ;
 416         if( pszList )
 417             pszList = HeapReAlloc(GetProcessHeap(), 0, pszList, ++icList) ;
 418         else
 419             pszList = HeapAlloc(GetProcessHeap(), 0, ++icList) ;
 420         memmove (&pszList[1], pszList, icList - 1) ;
 421         pszList[0] = cMatch ;
 422         szIndex[0] = cMatch ;
 423         RegSetValueExA (hkey, szIndex, 0, REG_SZ, (LPBYTE)pszLatest, strlen (pszLatest) + 1) ;
 424         }
 425
 426     RegSetValueExA (hkey, "MRUList", 0, REG_SZ, (LPBYTE)pszList, strlen (pszList) + 1) ;
 427
 428     HeapFree( GetProcessHeap(), 0, pszCmd) ;
 429     HeapFree( GetProcessHeap(), 0, pszList) ;
 430     }
 431
 432 /*************************************************************************
 433  * RunFileDlgA                                  [internal]
 434  *
 435  * The ANSI function that is available as ordinal 61 on Windows 9x/Me
 436  *
 437  * SEE ALSO
 438  *   RunFileDlgAW
 439  */
 440 static void RunFileDlgA(
 441         HWND hwndOwner,
 442         HICON hIcon,
 443         LPCSTR lpstrDirectory,
 444         LPCSTR lpstrTitle,
 445         LPCSTR lpstrDescription,
 446         UINT uFlags)
 447 {
 448     WCHAR title[MAX_PATH];       /* longer string wouldn't be visible in the dialog anyway */
 449     WCHAR description[MAX_PATH];
 450     WCHAR directory[MAX_PATH];
 451
 452     MultiByteToWideChar(CP_ACP, 0, lpstrTitle, -1, title, MAX_PATH);
 453     title[MAX_PATH - 1] = 0;
 454     MultiByteToWideChar(CP_ACP, 0, lpstrDescription, -1, description, MAX_PATH);
 455     description[MAX_PATH - 1] = 0;
 456     if (!MultiByteToWideChar(CP_ACP, 0, lpstrDirectory, -1, directory, MAX_PATH))
 457         directory[0] = 0;
 458
 459     RunFileDlgW(hwndOwner, hIcon,
 460         lpstrDirectory ? directory : NULL,
 461         lpstrTitle ? title : NULL,
 462         lpstrDescription ? description : NULL,
 463         uFlags);
 464 }
 465
 466 /*************************************************************************
 467  * RunFileDlgAW                                 [SHELL32.61]
 468  *
 469  * An undocumented way to open the Run File dialog. A documented way is to use
 470  * CLSID_Shell, IID_IShellDispatch (as of Wine 1.0, not implemented under Wine)
 471  *
 472  * Exported by ordinal. ANSI on Windows 9x and Unicode on Windows NT/2000/XP/etc
 473  *
 474  */
 475 void WINAPI RunFileDlgAW(
 476         HWND hwndOwner,
 477         HICON hIcon,
 478         LPCVOID lpstrDirectory,
 479         LPCVOID lpstrTitle,
 480         LPCVOID lpstrDescription,
 481         UINT uFlags)
 482 {
 483     if (SHELL_OsIsUnicode())
 484         RunFileDlgW(hwndOwner, hIcon, lpstrDirectory, lpstrTitle, lpstrDescription, uFlags);
 485     else
 486         RunFileDlgA(hwndOwner, hIcon, lpstrDirectory, lpstrTitle, lpstrDescription, uFlags);
 487 }
 488
 489
 490 /*************************************************************************
 491  * ConfirmDialog                                [internal]
 492  *
 493  * Put up a confirm box, return TRUE if the user confirmed
 494  */
 495 static BOOL ConfirmDialog(HWND hWndOwner, UINT PromptId, UINT TitleId)
 496 {
 497   WCHAR Prompt[256];
 498   WCHAR Title[256];
 499
 500   LoadStringW(shell32_hInstance, PromptId, Prompt, sizeof(Prompt) / sizeof(WCHAR));
 501   LoadStringW(shell32_hInstance, TitleId, Title, sizeof(Title) / sizeof(WCHAR));
 502   return MessageBoxW(hWndOwner, Prompt, Title, MB_YESNO|MB_ICONQUESTION) == IDYES;
 503 }
 504
 505
 506 /*************************************************************************
 507  * RestartDialogEx                              [SHELL32.730]
 508  */
 509
 510 int WINAPI RestartDialogEx(HWND hWndOwner, LPCWSTR lpwstrReason, DWORD uFlags, DWORD uReason)
 511 {
 512     TRACE("(%p)\n", hWndOwner);
 513
 514     /* FIXME: use lpwstrReason */
 515     if (ConfirmDialog(hWndOwner, IDS_RESTART_PROMPT, IDS_RESTART_TITLE))
 516     {
 517         HANDLE hToken;
 518         TOKEN_PRIVILEGES npr;
 519
 520         /* enable the shutdown privilege for the current process */
 521         if (OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &hToken))
 522         {
 523             LookupPrivilegeValueA(0, "SeShutdownPrivilege", &npr.Privileges[0].Luid);
 524             npr.PrivilegeCount = 1;
 525             npr.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
 526             AdjustTokenPrivileges(hToken, FALSE, &npr, 0, 0, 0);
 527             CloseHandle(hToken);
 528         }
 529         ExitWindowsEx(EWX_REBOOT, uReason);
 530     }
 531
 532     return 0;
 533 }
 534
 535
 536 /*************************************************************************
 537  * RestartDialog                                [SHELL32.59]
 538  */
 539
 540 int WINAPI RestartDialog(HWND hWndOwner, LPCWSTR lpstrReason, DWORD uFlags)
 541 {
 542     return RestartDialogEx(hWndOwner, lpstrReason, uFlags, 0);
 543 }
 544
 545
 546 /*************************************************************************
 547  * ExitWindowsDialog                            [SHELL32.60]
 548  *
 549  * NOTES
 550  *     exported by ordinal
 551  */
 552 void WINAPI ExitWindowsDialog (HWND hWndOwner)
 553 {
 554     TRACE("(%p)\n", hWndOwner);
 555
 556     if (ConfirmDialog(hWndOwner, IDS_SHUTDOWN_PROMPT, IDS_SHUTDOWN_TITLE))
 557     {
 558         HANDLE hToken;
 559         TOKEN_PRIVILEGES npr;
 560
 561         /* enable shutdown privilege for current process */
 562         if (OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &hToken))
 563         {
 564             LookupPrivilegeValueA(0, "SeShutdownPrivilege", &npr.Privileges[0].Luid);
 565             npr.PrivilegeCount = 1;
 566             npr.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
 567             AdjustTokenPrivileges(hToken, FALSE, &npr, 0, 0, 0);
 568             CloseHandle(hToken);
 569         }
 570         ExitWindowsEx(EWX_SHUTDOWN, 0);
 571     }
 572 }