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 BOOL 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                     HMODULE hComdlg = NULL ;
 258                     LPFNOFN ofnProc = NULL ;
 259                     static const WCHAR comdlg32W[] = {'c','o','m','d','l','g','3','2',0};
 260                     WCHAR szFName[1024] = {0};
 261                     WCHAR *pszFilter, szCaption[MAX_PATH];
 262                     OPENFILENAMEW ofn;
 263
 264                     LoadStringW(shell32_hInstance, IDS_RUNDLG_BROWSE_FILTER, (LPWSTR)&pszFilter, 0);
 265                     LoadStringW(shell32_hInstance, IDS_RUNDLG_BROWSE_CAPTION, szCaption, MAX_PATH);
 266
 267                     ZeroMemory(&ofn, sizeof(ofn));
 268                     ofn.lStructSize = sizeof(OPENFILENAMEW);
 269                     ofn.hwndOwner = hwnd;
 270                     ofn.lpstrFilter = pszFilter;
 271                     ofn.lpstrFile = szFName;
 272                     ofn.nMaxFile = 1023;
 273                     ofn.lpstrTitle = szCaption;
 274                     ofn.Flags = OFN_ENABLESIZING | OFN_FILEMUSTEXIST | OFN_HIDEREADONLY | OFN_PATHMUSTEXIST;
 275                     ofn.lpstrInitialDir = prfdp->lpstrDirectory;
 276
 277                     if (NULL == (hComdlg = LoadLibraryExW (comdlg32W, NULL, 0)) ||
 278                         NULL == (ofnProc = (LPFNOFN)GetProcAddress (hComdlg, "GetOpenFileNameW")))
 279                     {
 280                         ERR("Couldn't get GetOpenFileName function entry (lib=%p, proc=%p)\n", hComdlg, ofnProc);
 281                         ShellMessageBoxW(shell32_hInstance, hwnd, MAKEINTRESOURCEW(IDS_RUNDLG_BROWSE_ERROR), NULL, MB_OK | MB_ICONERROR);
 282                         return TRUE ;
 283                     }
 284
 285                     if (ofnProc(&ofn))
 286                     {
 287                         SetFocus (GetDlgItem (hwnd, IDOK)) ;
 288                         SetWindowTextW (GetDlgItem (hwnd, IDC_RUNDLG_EDITPATH), szFName) ;
 289                         SendMessageW (GetDlgItem (hwnd, IDC_RUNDLG_EDITPATH), CB_SETEDITSEL, 0, MAKELPARAM (0, -1)) ;
 290                         SetFocus (GetDlgItem (hwnd, IDOK)) ;
 291                     }
 292
 293                     FreeLibrary (hComdlg) ;
 294
 295                     return TRUE ;
 296                     }
 297                 }
 298             return TRUE ;
 299         }
 300     return FALSE ;
 301     }
 302
 303 /* This grabs the MRU list from the registry and fills the combo for the "Run" dialog above */
 304 /* fShowDefault ignored if pszLatest != NULL */
 305 static void FillList (HWND hCb, char *pszLatest, BOOL fShowDefault)
 306     {
 307     HKEY hkey ;
 308 /*    char szDbgMsg[256] = "" ; */
 309     char *pszList = NULL, *pszCmd = NULL, cMatch = 0, cMax = 0x60, szIndex[2] = "-" ;
 310     DWORD icList = 0, icCmd = 0 ;
 311     UINT Nix ;
 312
 313     SendMessageA (hCb, CB_RESETCONTENT, 0, 0) ;
 314
 315     if (ERROR_SUCCESS != RegCreateKeyExA (
 316         HKEY_CURRENT_USER, "Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\RunMRU",
 317         0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hkey, NULL))
 318         MessageBoxA (hCb, "Unable to open registry key !", "Nix", MB_OK) ;
 319
 320     RegQueryValueExA (hkey, "MRUList", NULL, NULL, NULL, &icList) ;
 321
 322     if (icList > 0)
 323         {
 324         pszList = HeapAlloc( GetProcessHeap(), 0, icList) ;
 325         if (ERROR_SUCCESS != RegQueryValueExA (hkey, "MRUList", NULL, NULL, (LPBYTE)pszList, &icList))
 326             MessageBoxA (hCb, "Unable to grab MRUList !", "Nix", MB_OK) ;
 327         }
 328     else
 329         {
 330         icList = 1 ;
 331         pszList = HeapAlloc( GetProcessHeap(), 0, icList) ;
 332         pszList[0] = 0 ;
 333         }
 334
 335     for (Nix = 0 ; Nix < icList - 1 ; Nix++)
 336         {
 337         if (pszList[Nix] > cMax)
 338             cMax = pszList[Nix] ;
 339
 340         szIndex[0] = pszList[Nix] ;
 341
 342         if (ERROR_SUCCESS != RegQueryValueExA (hkey, szIndex, NULL, NULL, NULL, &icCmd))
 343             MessageBoxA (hCb, "Unable to grab size of index", "Nix", MB_OK) ;
 344         if( pszCmd )
 345             pszCmd = HeapReAlloc(GetProcessHeap(), 0, pszCmd, icCmd) ;
 346         else
 347             pszCmd = HeapAlloc(GetProcessHeap(), 0, icCmd) ;
 348         if (ERROR_SUCCESS != RegQueryValueExA (hkey, szIndex, NULL, NULL, (LPBYTE)pszCmd, &icCmd))
 349             MessageBoxA (hCb, "Unable to grab index", "Nix", MB_OK) ;
 350
 351         if (NULL != pszLatest)
 352             {
 353             if (!lstrcmpiA(pszCmd, pszLatest))
 354                 {
 355                 /*
 356                 sprintf (szDbgMsg, "Found existing (%d).\n", Nix) ;
 357                 MessageBoxA (hCb, szDbgMsg, "Nix", MB_OK) ;
 358                 */
 359                 SendMessageA (hCb, CB_INSERTSTRING, 0, (LPARAM)pszCmd) ;
 360                 SetWindowTextA (hCb, pszCmd) ;
 361                 SendMessageA (hCb, CB_SETEDITSEL, 0, MAKELPARAM (0, -1)) ;
 362
 363                 cMatch = pszList[Nix] ;
 364                 memmove (&pszList[1], pszList, Nix) ;
 365                 pszList[0] = cMatch ;
 366                 continue ;
 367                 }
 368             }
 369
 370         if (26 != icList - 1 || icList - 2 != Nix || cMatch || NULL == pszLatest)
 371             {
 372             /*
 373             sprintf (szDbgMsg, "Happily appending (%d).\n", Nix) ;
 374             MessageBoxA (hCb, szDbgMsg, "Nix", MB_OK) ;
 375             */
 376             SendMessageA (hCb, CB_ADDSTRING, 0, (LPARAM)pszCmd) ;
 377             if (!Nix && fShowDefault)
 378                 {
 379                 SetWindowTextA (hCb, pszCmd) ;
 380                 SendMessageA (hCb, CB_SETEDITSEL, 0, MAKELPARAM (0, -1)) ;
 381                 }
 382
 383             }
 384         else
 385             {
 386             /*
 387             sprintf (szDbgMsg, "Doing loop thing.\n") ;
 388             MessageBoxA (hCb, szDbgMsg, "Nix", MB_OK) ;
 389             */
 390             SendMessageA (hCb, CB_INSERTSTRING, 0, (LPARAM)pszLatest) ;
 391             SetWindowTextA (hCb, pszLatest) ;
 392             SendMessageA (hCb, CB_SETEDITSEL, 0, MAKELPARAM (0, -1)) ;
 393
 394             cMatch = pszList[Nix] ;
 395             memmove (&pszList[1], pszList, Nix) ;
 396             pszList[0] = cMatch ;
 397             szIndex[0] = cMatch ;
 398             RegSetValueExA (hkey, szIndex, 0, REG_SZ, (LPBYTE)pszLatest, strlen (pszLatest) + 1) ;
 399             }
 400         }
 401
 402     if (!cMatch && NULL != pszLatest)
 403         {
 404         /*
 405         sprintf (szDbgMsg, "Simply inserting (increasing list).\n") ;
 406         MessageBoxA (hCb, szDbgMsg, "Nix", MB_OK) ;
 407         */
 408         SendMessageA (hCb, CB_INSERTSTRING, 0, (LPARAM)pszLatest) ;
 409         SetWindowTextA (hCb, pszLatest) ;
 410         SendMessageA (hCb, CB_SETEDITSEL, 0, MAKELPARAM (0, -1)) ;
 411
 412         cMatch = ++cMax ;
 413         if( pszList )
 414             pszList = HeapReAlloc(GetProcessHeap(), 0, pszList, ++icList) ;
 415         else
 416             pszList = HeapAlloc(GetProcessHeap(), 0, ++icList) ;
 417         memmove (&pszList[1], pszList, icList - 1) ;
 418         pszList[0] = cMatch ;
 419         szIndex[0] = cMatch ;
 420         RegSetValueExA (hkey, szIndex, 0, REG_SZ, (LPBYTE)pszLatest, strlen (pszLatest) + 1) ;
 421         }
 422
 423     RegSetValueExA (hkey, "MRUList", 0, REG_SZ, (LPBYTE)pszList, strlen (pszList) + 1) ;
 424
 425     HeapFree( GetProcessHeap(), 0, pszCmd) ;
 426     HeapFree( GetProcessHeap(), 0, pszList) ;
 427     }
 428
 429 /*************************************************************************
 430  * RunFileDlgA                                  [internal]
 431  *
 432  * The ANSI function that is available as ordinal 61 on Windows 9x/Me
 433  *
 434  * SEE ALSO
 435  *   RunFileDlgAW
 436  */
 437 static void RunFileDlgA(
 438         HWND hwndOwner,
 439         HICON hIcon,
 440         LPCSTR lpstrDirectory,
 441         LPCSTR lpstrTitle,
 442         LPCSTR lpstrDescription,
 443         UINT uFlags)
 444 {
 445     WCHAR title[MAX_PATH];       /* longer string wouldn't be visible in the dialog anyway */
 446     WCHAR description[MAX_PATH];
 447     WCHAR directory[MAX_PATH];
 448
 449     MultiByteToWideChar(CP_ACP, 0, lpstrTitle, -1, title, MAX_PATH);
 450     title[MAX_PATH - 1] = 0;
 451     MultiByteToWideChar(CP_ACP, 0, lpstrDescription, -1, description, MAX_PATH);
 452     description[MAX_PATH - 1] = 0;
 453     if (!MultiByteToWideChar(CP_ACP, 0, lpstrDirectory, -1, directory, MAX_PATH))
 454         directory[0] = 0;
 455
 456     RunFileDlgW(hwndOwner, hIcon,
 457         lpstrDirectory ? directory : NULL,
 458         lpstrTitle ? title : NULL,
 459         lpstrDescription ? description : NULL,
 460         uFlags);
 461 }
 462
 463 /*************************************************************************
 464  * RunFileDlgAW                                 [SHELL32.61]
 465  *
 466  * An undocumented way to open the Run File dialog. A documented way is to use
 467  * CLSID_Shell, IID_IShellDispatch (as of Wine 1.0, not implemented under Wine)
 468  *
 469  * Exported by ordinal. ANSI on Windows 9x and Unicode on Windows NT/2000/XP/etc
 470  *
 471  */
 472 void WINAPI RunFileDlgAW(
 473         HWND hwndOwner,
 474         HICON hIcon,
 475         LPCVOID lpstrDirectory,
 476         LPCVOID lpstrTitle,
 477         LPCVOID lpstrDescription,
 478         UINT uFlags)
 479 {
 480     if (SHELL_OsIsUnicode())
 481         RunFileDlgW(hwndOwner, hIcon, lpstrDirectory, lpstrTitle, lpstrDescription, uFlags);
 482     else
 483         RunFileDlgA(hwndOwner, hIcon, lpstrDirectory, lpstrTitle, lpstrDescription, uFlags);
 484 }
 485
 486
 487 /*************************************************************************
 488  * ConfirmDialog                                [internal]
 489  *
 490  * Put up a confirm box, return TRUE if the user confirmed
 491  */
 492 static BOOL ConfirmDialog(HWND hWndOwner, UINT PromptId, UINT TitleId)
 493 {
 494   WCHAR Prompt[256];
 495   WCHAR Title[256];
 496
 497   LoadStringW(shell32_hInstance, PromptId, Prompt, sizeof(Prompt) / sizeof(WCHAR));
 498   LoadStringW(shell32_hInstance, TitleId, Title, sizeof(Title) / sizeof(WCHAR));
 499   return MessageBoxW(hWndOwner, Prompt, Title, MB_YESNO|MB_ICONQUESTION) == IDYES;
 500 }
 501
 502
 503 /*************************************************************************
 504  * RestartDialogEx                              [SHELL32.730]
 505  */
 506
 507 int WINAPI RestartDialogEx(HWND hWndOwner, LPCWSTR lpwstrReason, DWORD uFlags, DWORD uReason)
 508 {
 509     TRACE("(%p)\n", hWndOwner);
 510
 511     /* FIXME: use lpwstrReason */
 512     if (ConfirmDialog(hWndOwner, IDS_RESTART_PROMPT, IDS_RESTART_TITLE))
 513     {
 514         HANDLE hToken;
 515         TOKEN_PRIVILEGES npr;
 516
 517         /* enable the shutdown privilege for the current process */
 518         if (OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &hToken))
 519         {
 520             LookupPrivilegeValueA(0, "SeShutdownPrivilege", &npr.Privileges[0].Luid);
 521             npr.PrivilegeCount = 1;
 522             npr.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
 523             AdjustTokenPrivileges(hToken, FALSE, &npr, 0, 0, 0);
 524             CloseHandle(hToken);
 525         }
 526         ExitWindowsEx(EWX_REBOOT, uReason);
 527     }
 528
 529     return 0;
 530 }
 531
 532
 533 /*************************************************************************
 534  * RestartDialog                                [SHELL32.59]
 535  */
 536
 537 int WINAPI RestartDialog(HWND hWndOwner, LPCWSTR lpstrReason, DWORD uFlags)
 538 {
 539     return RestartDialogEx(hWndOwner, lpstrReason, uFlags, 0);
 540 }
 541
 542
 543 /*************************************************************************
 544  * ExitWindowsDialog                            [SHELL32.60]
 545  *
 546  * NOTES
 547  *     exported by ordinal
 548  */
 549 void WINAPI ExitWindowsDialog (HWND hWndOwner)
 550 {
 551     TRACE("(%p)\n", hWndOwner);
 552
 553     if (ConfirmDialog(hWndOwner, IDS_SHUTDOWN_PROMPT, IDS_SHUTDOWN_TITLE))
 554     {
 555         HANDLE hToken;
 556         TOKEN_PRIVILEGES npr;
 557
 558         /* enable shutdown privilege for current process */
 559         if (OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &hToken))
 560         {
 561             LookupPrivilegeValueA(0, "SeShutdownPrivilege", &npr.Privileges[0].Luid);
 562             npr.PrivilegeCount = 1;
 563             npr.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
 564             AdjustTokenPrivileges(hToken, FALSE, &npr, 0, 0, 0);
 565             CloseHandle(hToken);
 566         }
 567         ExitWindowsEx(EWX_SHUTDOWN, 0);
 568     }
 569 }