git.oblomov.eu Git - wine/blob - dlls/shell32/shell32_main.c

   1 /*
   2  *                              Shell basics
   3  *
   4  *  1998 Marcus Meissner
   5  *  1998 Juergen Schmied (jsch)  *  <juergen.schmied@metronet.de>
   6  */
   7
   8 #include "config.h"
   9
  10 #include <stdlib.h>
  11 #include <string.h>
  12 #include <stdio.h>
  13
  14 #include "windef.h"
  15 #include "winerror.h"
  16 #include "winreg.h"
  17 #include "dlgs.h"
  18 #include "shellapi.h"
  19 #include "shlobj.h"
  20 #include "shlguid.h"
  21 #include "shlwapi.h"
  22
  23 #include "undocshell.h"
  24 #include "wine/winuser16.h"
  25 #include "authors.h"
  26 #include "heap.h"
  27 #include "pidl.h"
  28 #include "shell32_main.h"
  29
  30 #include "debugtools.h"
  31
  32 DEFAULT_DEBUG_CHANNEL(shell);
  33
  34 #define MORE_DEBUG 1
  35 /*************************************************************************
  36  * CommandLineToArgvW                   [SHELL32.@]
  37  *
  38  * We must interpret the quotes in the command line to rebuild the argv
  39  * array correctly:
  40  * - arguments are separated by spaces or tabs
  41  * - quotes serve as optional argument delimiters
  42  *   '"a b"'   -> 'a b'
  43  * - escaped quotes must be converted back to '"'
  44  *   '\"'      -> '"'
  45  * - an odd number of '\'s followed by '"' correspond to half that number
  46  *   of '\' followed by a '"' (extension of the above)
  47  *   '\\\"'    -> '\"'
  48  *   '\\\\\"'  -> '\\"'
  49  * - an even number of '\'s followed by a '"' correspond to half that number
  50  *   of '\', plus a regular quote serving as an argument delimiter (which
  51  *   means it does not appear in the result)
  52  *   'a\\"b c"'   -> 'a\b c'
  53  *   'a\\\\"b c"' -> 'a\\b c'
  54  * - '\' that are not followed by a '"' are copied literally
  55  *   'a\b'     -> 'a\b'
  56  *   'a\\b'    -> 'a\\b'
  57  *
  58  * Note:
  59  * '\t' == 0x0009
  60  * ' '  == 0x0020
  61  * '"'  == 0x0022
  62  * '\\' == 0x005c
  63  */
  64 LPWSTR* WINAPI CommandLineToArgvW(LPCWSTR lpCmdline, int* numargs)
  65 {
  66     DWORD argc;
  67     HGLOBAL hargv;
  68     LPWSTR  *argv;
  69     LPCWSTR cs;
  70     LPWSTR arg,s,d;
  71     LPWSTR cmdline;
  72     int in_quotes,bcount;
  73
  74     if (*lpCmdline==0) {
  75         /* Return the path to the executable */
  76         DWORD size;
  77
  78         hargv=0;
  79         size=16;
  80         do {
  81             size*=2;
  82             hargv=GlobalReAlloc(hargv, size, 0);
  83             argv=GlobalLock(hargv);
  84         } while (GetModuleFileNameW((HMODULE)0, (LPWSTR)(argv+1), size-sizeof(LPWSTR)) == 0);
  85         argv[0]=(LPWSTR)(argv+1);
  86         if (numargs)
  87             *numargs=2;
  88
  89         return argv;
  90     }
  91
  92     /* to get a writeable copy */
  93     argc=0;
  94     bcount=0;
  95     in_quotes=0;
  96     cs=lpCmdline;
  97     while (1) {
  98         if (*cs==0 || ((*cs==0x0009 || *cs==0x0020) && !in_quotes)) {
  99             /* space */
 100             argc++;
 101             /* skip the remaining spaces */
 102             while (*cs==0x0009 || *cs==0x0020) {
 103                 cs++;
 104             }
 105             if (*cs==0)
 106                 break;
 107             bcount=0;
 108             continue;
 109         } else if (*cs==0x005c) {
 110             /* '\', count them */
 111             bcount++;
 112         } else if ((*cs==0x0022) && ((bcount & 1)==0)) {
 113             /* unescaped '"' */
 114             in_quotes=!in_quotes;
 115             bcount=0;
 116         } else {
 117             /* a regular character */
 118             bcount=0;
 119         }
 120         cs++;
 121     }
 122     /* Allocate in a single lump, the string array, and the strings that go with it.
 123      * This way the caller can make a single GlobalFree call to free both, as per MSDN.
 124      */
 125     hargv=GlobalAlloc(0, argc*sizeof(LPWSTR)+(strlenW(lpCmdline)+1)*sizeof(WCHAR));
 126     argv=GlobalLock(hargv);
 127     if (!argv)
 128         return NULL;
 129     cmdline=(LPWSTR)(argv+argc);
 130     strcpyW(cmdline, lpCmdline);
 131
 132     argc=0;
 133     bcount=0;
 134     in_quotes=0;
 135     arg=d=s=cmdline;
 136     while (*s) {
 137         if ((*s==0x0009 || *s==0x0020) && !in_quotes) {
 138             /* Close the argument and copy it */
 139             *d=0;
 140             argv[argc++]=arg;
 141
 142             /* skip the remaining spaces */
 143             do {
 144                 s++;
 145             } while (*s==0x0009 || *s==0x0020);
 146
 147             /* Start with a new argument */
 148             arg=d=s;
 149             bcount=0;
 150         } else if (*s==0x005c) {
 151             /* '\\' */
 152             *d++=*s++;
 153             bcount++;
 154         } else if (*s==0x0022) {
 155             /* '"' */
 156             if ((bcount & 1)==0) {
 157                 /* Preceeded by an even number of '\', this is half that
 158                  * number of '\', plus a quote which we erase.
 159                  */
 160                 d-=bcount/2;
 161                 in_quotes=!in_quotes;
 162                 s++;
 163             } else {
 164                 /* Preceeded by an odd number of '\', this is half that
 165                  * number of '\' followed by a '"'
 166                  */
 167                 d=d-bcount/2-1;
 168                 *d++='"';
 169                 s++;
 170             }
 171             bcount=0;
 172         } else {
 173             /* a regular character */
 174             *d++=*s++;
 175             bcount=0;
 176         }
 177     }
 178     if (*arg) {
 179         *d='\0';
 180         argv[argc]=arg;
 181     }
 182     if (numargs)
 183         *numargs=argc;
 184
 185     return argv;
 186 }
 187
 188 /*************************************************************************
 189  * SHGetFileInfoA                       [SHELL32.@]
 190  *
 191  */
 192
 193 DWORD WINAPI SHGetFileInfoA(LPCSTR path,DWORD dwFileAttributes,
 194                               SHFILEINFOA *psfi, UINT sizeofpsfi,
 195                               UINT flags )
 196 {
 197         char szLoaction[MAX_PATH];
 198         int iIndex;
 199         DWORD ret = TRUE, dwAttributes = 0;
 200         IShellFolder * psfParent = NULL;
 201         IExtractIconA * pei = NULL;
 202         LPITEMIDLIST    pidlLast = NULL, pidl = NULL;
 203         HRESULT hr = S_OK;
 204     BOOL IconNotYetLoaded=TRUE;
 205
 206         TRACE("(%s fattr=0x%lx sfi=%p(attr=0x%08lx) size=0x%x flags=0x%x)\n",
 207           (flags & SHGFI_PIDL)? "pidl" : path, dwFileAttributes, psfi, psfi->dwAttributes, sizeofpsfi, flags);
 208
 209         if ((flags & SHGFI_USEFILEATTRIBUTES) && (flags & (SHGFI_ATTRIBUTES|SHGFI_EXETYPE|SHGFI_PIDL)))
 210           return FALSE;
 211
 212         /* windows initializes this values regardless of the flags */
 213         psfi->szDisplayName[0] = '\0';
 214         psfi->szTypeName[0] = '\0';
 215         psfi->iIcon = 0;
 216
 217         if (flags & SHGFI_EXETYPE) {
 218           BOOL status = FALSE;
 219           HANDLE hfile;
 220           DWORD BinaryType;
 221           IMAGE_DOS_HEADER mz_header;
 222           IMAGE_NT_HEADERS nt;
 223           DWORD len;
 224           char magic[4];
 225
 226           if (flags != SHGFI_EXETYPE) return 0;
 227
 228           status = GetBinaryTypeA (path, &BinaryType);
 229           if (!status) return 0;
 230           if ((BinaryType == SCS_DOS_BINARY)
 231                 || (BinaryType == SCS_PIF_BINARY)) return 0x4d5a;
 232
 233           hfile = CreateFileA( path, GENERIC_READ, FILE_SHARE_READ,
 234                 NULL, OPEN_EXISTING, 0, 0 );
 235           if ( hfile == INVALID_HANDLE_VALUE ) return 0;
 236
 237         /* The next section is adapted from MODULE_GetBinaryType, as we need
 238          * to examine the image header to get OS and version information. We
 239          * know from calling GetBinaryTypeA that the image is valid and either
 240          * an NE or PE, so much error handling can be omitted.
 241          * Seek to the start of the file and read the header information.
 242          */
 243
 244           SetFilePointer( hfile, 0, NULL, SEEK_SET );
 245           ReadFile( hfile, &mz_header, sizeof(mz_header), &len, NULL );
 246
 247          SetFilePointer( hfile, mz_header.e_lfanew, NULL, SEEK_SET );
 248          ReadFile( hfile, magic, sizeof(magic), &len, NULL );
 249          if ( *(DWORD*)magic      == IMAGE_NT_SIGNATURE )
 250          {
 251              SetFilePointer( hfile, mz_header.e_lfanew, NULL, SEEK_SET );
 252              ReadFile( hfile, &nt, sizeof(nt), &len, NULL );
 253               CloseHandle( hfile );
 254               if (nt.OptionalHeader.Subsystem == IMAGE_SUBSYSTEM_WINDOWS_GUI) {
 255                  return IMAGE_NT_SIGNATURE
 256                         | (nt.OptionalHeader.MajorSubsystemVersion << 24)
 257                         | (nt.OptionalHeader.MinorSubsystemVersion << 16);
 258               }
 259               return IMAGE_NT_SIGNATURE;
 260           }
 261          else if ( *(WORD*)magic == IMAGE_OS2_SIGNATURE )
 262          {
 263              IMAGE_OS2_HEADER ne;
 264              SetFilePointer( hfile, mz_header.e_lfanew, NULL, SEEK_SET );
 265              ReadFile( hfile, &ne, sizeof(ne), &len, NULL );
 266               CloseHandle( hfile );
 267              if (ne.ne_exetyp == 2) return IMAGE_OS2_SIGNATURE
 268                         | (ne.ne_expver << 16);
 269               return 0;
 270           }
 271           CloseHandle( hfile );
 272           return 0;
 273       }
 274
 275
 276         /* translate the path into a pidl only when SHGFI_USEFILEATTRIBUTES in not specified
 277            the pidl functions fail on not existing file names */
 278         if (flags & SHGFI_PIDL)
 279         {
 280           pidl = (LPCITEMIDLIST) path;
 281           if (!pidl )
 282           {
 283             ERR("pidl is null!\n");
 284             return FALSE;
 285           }
 286         }
 287         else if (!(flags & SHGFI_USEFILEATTRIBUTES))
 288         {
 289           hr = SHILCreateFromPathA ( path, &pidl, &dwAttributes);
 290           /* note: the attributes in ISF::ParseDisplayName are not implemented */
 291         }
 292
 293         /* get the parent shellfolder */
 294         if (pidl)
 295         {
 296           hr = SHBindToParent( pidl, &IID_IShellFolder, (LPVOID*)&psfParent, &pidlLast);
 297         }
 298
 299         /* get the attributes of the child */
 300         if (SUCCEEDED(hr) && (flags & SHGFI_ATTRIBUTES))
 301         {
 302           if (!(flags & SHGFI_ATTR_SPECIFIED))
 303           {
 304             psfi->dwAttributes = 0xffffffff;
 305           }
 306           IShellFolder_GetAttributesOf(psfParent, 1 , &pidlLast, &(psfi->dwAttributes));
 307         }
 308
 309         /* get the displayname */
 310         if (SUCCEEDED(hr) && (flags & SHGFI_DISPLAYNAME))
 311         {
 312           if (flags & SHGFI_USEFILEATTRIBUTES)
 313           {
 314             strcpy (psfi->szDisplayName, PathFindFileNameA(path));
 315           }
 316           else
 317           {
 318             STRRET str;
 319             hr = IShellFolder_GetDisplayNameOf(psfParent, pidlLast, SHGDN_INFOLDER, &str);
 320             StrRetToStrNA (psfi->szDisplayName, MAX_PATH, &str, pidlLast);
 321           }
 322         }
 323
 324         /* get the type name */
 325         if (SUCCEEDED(hr) && (flags & SHGFI_TYPENAME))
 326         {
 327             if (!(flags & SHGFI_USEFILEATTRIBUTES))
 328                 _ILGetFileType(pidlLast, psfi->szTypeName, 80);
 329             else
 330             {
 331                 char sTemp[64];
 332                 strcpy(sTemp,PathFindExtensionA(path));
 333                 if (!( HCR_MapTypeToValue(sTemp, sTemp, 64, TRUE)
 334                        && HCR_MapTypeToValue(sTemp, psfi->szTypeName, 80, FALSE )))
 335                 {
 336                     lstrcpynA (psfi->szTypeName, sTemp, 80 - 6);
 337                     strcat (psfi->szTypeName, "-file");
 338                 }
 339             }
 340         }
 341
 342         /* ### icons ###*/
 343         if (flags & SHGFI_LINKOVERLAY)
 344           FIXME("set icon to link, stub\n");
 345
 346         if (flags & SHGFI_SELECTED)
 347           FIXME("set icon to selected, stub\n");
 348
 349         if (flags & SHGFI_SHELLICONSIZE)
 350           FIXME("set icon to shell size, stub\n");
 351
 352         /* get the iconlocation */
 353         if (SUCCEEDED(hr) && (flags & SHGFI_ICONLOCATION ))
 354         {
 355           UINT uDummy,uFlags;
 356           hr = IShellFolder_GetUIObjectOf(psfParent, 0, 1, &pidlLast, &IID_IExtractIconA, &uDummy, (LPVOID*)&pei);
 357
 358           if (SUCCEEDED(hr))
 359           {
 360             hr = IExtractIconA_GetIconLocation(pei, (flags & SHGFI_OPENICON)? GIL_OPENICON : 0,szLoaction, MAX_PATH, &iIndex, &uFlags);
 361             /* FIXME what to do with the index? */
 362
 363             if(uFlags != GIL_NOTFILENAME)
 364               strcpy (psfi->szDisplayName, szLoaction);
 365             else
 366               ret = FALSE;
 367
 368             IExtractIconA_Release(pei);
 369           }
 370         }
 371
 372         /* get icon index (or load icon)*/
 373         if (SUCCEEDED(hr) && (flags & (SHGFI_ICON | SHGFI_SYSICONINDEX)))
 374         {
 375
 376           if (flags & SHGFI_USEFILEATTRIBUTES)
 377           {
 378             char sTemp [MAX_PATH];
 379             char * szExt;
 380             DWORD dwNr=0;
 381
 382             lstrcpynA(sTemp, path, MAX_PATH);
 383             szExt = (LPSTR) PathFindExtensionA(sTemp);
 384             if( szExt && HCR_MapTypeToValue(szExt, sTemp, MAX_PATH, TRUE)
 385               && HCR_GetDefaultIcon(sTemp, sTemp, MAX_PATH, &dwNr))
 386             {
 387               if (!strcmp("%1",sTemp))            /* icon is in the file */
 388               {
 389                 strcpy(sTemp, path);
 390               }
 391               IconNotYetLoaded=FALSE;
 392               psfi->iIcon = 0;
 393               if (SHGFI_LARGEICON)
 394                 PrivateExtractIconsA(sTemp,dwNr,GetSystemMetrics(SM_CXICON),
 395                                      GetSystemMetrics(SM_CYICON),
 396                                      &psfi->hIcon,0,1,0);
 397               else
 398                 PrivateExtractIconsA(sTemp,dwNr,GetSystemMetrics(SM_CXSMICON),
 399                                      GetSystemMetrics(SM_CYSMICON),
 400                                      &psfi->hIcon,0,1,0);
 401             }
 402             else                                  /* default icon */
 403             {
 404               psfi->iIcon = 0;
 405             }
 406           }
 407           else
 408           {
 409             if (!(PidlToSicIndex(psfParent, pidlLast, (flags & SHGFI_LARGEICON),
 410               (flags & SHGFI_OPENICON)? GIL_OPENICON : 0, &(psfi->iIcon))))
 411             {
 412               ret = FALSE;
 413             }
 414           }
 415           if (ret)
 416           {
 417             ret = (DWORD) ((flags & SHGFI_LARGEICON) ? ShellBigIconList : ShellSmallIconList);
 418           }
 419         }
 420
 421         /* icon handle */
 422         if (SUCCEEDED(hr) && (flags & SHGFI_ICON) && IconNotYetLoaded)
 423           psfi->hIcon = ImageList_GetIcon((flags & SHGFI_LARGEICON) ? ShellBigIconList:ShellSmallIconList, psfi->iIcon, ILD_NORMAL);
 424
 425         if (flags & (SHGFI_UNKNOWN1 | SHGFI_UNKNOWN2 | SHGFI_UNKNOWN3))
 426           FIXME("unknown attribute!\n");
 427
 428         if (psfParent)
 429           IShellFolder_Release(psfParent);
 430
 431         if (hr != S_OK)
 432           ret = FALSE;
 433
 434         if(pidlLast) SHFree(pidlLast);
 435 #ifdef MORE_DEBUG
 436         TRACE ("icon=0x%08x index=0x%08x attr=0x%08lx name=%s type=%s ret=0x%08lx\n",
 437                 psfi->hIcon, psfi->iIcon, psfi->dwAttributes, psfi->szDisplayName, psfi->szTypeName, ret);
 438 #endif
 439         return ret;
 440 }
 441
 442 /*************************************************************************
 443  * SHGetFileInfoW                       [SHELL32.@]
 444  */
 445
 446 DWORD WINAPI SHGetFileInfoW(LPCWSTR path,DWORD dwFileAttributes,
 447                               SHFILEINFOW *psfi, UINT sizeofpsfi,
 448                               UINT flags )
 449 {
 450         INT len;
 451         LPSTR temppath;
 452         DWORD ret;
 453         SHFILEINFOA temppsfi;
 454
 455         len = WideCharToMultiByte(CP_ACP, 0, path, -1, NULL, 0, NULL, NULL);
 456         temppath = HeapAlloc(GetProcessHeap(), 0, len);
 457         WideCharToMultiByte(CP_ACP, 0, path, -1, temppath, len, NULL, NULL);
 458
 459         WideCharToMultiByte(CP_ACP, 0, psfi->szDisplayName, -1, temppsfi.szDisplayName,
 460                             sizeof(temppsfi.szDisplayName), NULL, NULL);
 461         WideCharToMultiByte(CP_ACP, 0, psfi->szTypeName, -1, temppsfi.szTypeName,
 462                             sizeof(temppsfi.szTypeName), NULL, NULL);
 463
 464         ret = SHGetFileInfoA(temppath, dwFileAttributes, &temppsfi, sizeof(temppsfi), flags);
 465
 466         HeapFree(GetProcessHeap(), 0, temppath);
 467
 468         return ret;
 469 }
 470
 471 /*************************************************************************
 472  * SHGetFileInfo                        [SHELL32.@]
 473  */
 474 DWORD WINAPI SHGetFileInfoAW(
 475         LPCVOID path,
 476         DWORD dwFileAttributes,
 477         LPVOID psfi,
 478         UINT sizeofpsfi,
 479         UINT flags)
 480 {
 481         if(SHELL_OsIsUnicode())
 482           return SHGetFileInfoW(path, dwFileAttributes, psfi, sizeofpsfi, flags );
 483         return SHGetFileInfoA(path, dwFileAttributes, psfi, sizeofpsfi, flags );
 484 }
 485
 486 /*************************************************************************
 487  * DuplicateIcon                        [SHELL32.@]
 488  */
 489 HICON WINAPI DuplicateIcon( HINSTANCE hInstance, HICON hIcon)
 490 {
 491     ICONINFO IconInfo;
 492     HICON hDupIcon = 0;
 493
 494     TRACE("(%04x, %04x)\n", hInstance, hIcon);
 495
 496     if(GetIconInfo(hIcon, &IconInfo))
 497     {
 498         hDupIcon = CreateIconIndirect(&IconInfo);
 499
 500         /* clean up hbmMask and hbmColor */
 501         DeleteObject(IconInfo.hbmMask);
 502         DeleteObject(IconInfo.hbmColor);
 503     }
 504
 505     return hDupIcon;
 506 }
 507
 508
 509 /*************************************************************************
 510  * ExtractIconA                         [SHELL32.@]
 511  *
 512  * FIXME
 513  *  if the filename is not a file return 1
 514  */
 515 HICON WINAPI ExtractIconA( HINSTANCE hInstance, LPCSTR lpszExeFileName,
 516         UINT nIconIndex )
 517 {   HGLOBAL16 handle = InternalExtractIcon16(hInstance,lpszExeFileName,nIconIndex, 1);
 518     TRACE("\n");
 519     if( handle )
 520     {
 521         HICON16* ptr = (HICON16*)GlobalLock16(handle);
 522         HICON16  hIcon = *ptr;
 523
 524         GlobalFree16(handle);
 525         return hIcon;
 526     }
 527     return 0;
 528 }
 529
 530 /*************************************************************************
 531  * ExtractIconW                         [SHELL32.@]
 532  *
 533  * FIXME: if the filename is not a file return 1
 534  */
 535 HICON WINAPI ExtractIconW( HINSTANCE hInstance, LPCWSTR lpszExeFileName,
 536         UINT nIconIndex )
 537 { LPSTR  exefn;
 538   HICON  ret;
 539   TRACE("\n");
 540
 541   exefn = HEAP_strdupWtoA(GetProcessHeap(),0,lpszExeFileName);
 542   ret = ExtractIconA(hInstance,exefn,nIconIndex);
 543
 544         HeapFree(GetProcessHeap(),0,exefn);
 545         return ret;
 546 }
 547
 548 /*************************************************************************
 549  * FindExecutableA                      [SHELL32.@]
 550  */
 551 HINSTANCE WINAPI FindExecutableA( LPCSTR lpFile, LPCSTR lpDirectory,
 552                                       LPSTR lpResult )
 553 {
 554   HINSTANCE retval=31;    /* default - 'No association was found' */
 555     char old_dir[1024];
 556
 557   TRACE("File %s, Dir %s\n",
 558                  (lpFile != NULL?lpFile:"-"),
 559                  (lpDirectory != NULL?lpDirectory:"-"));
 560
 561     lpResult[0]='\0'; /* Start off with an empty return string */
 562
 563     /* trap NULL parameters on entry */
 564     if (( lpFile == NULL ) || ( lpResult == NULL ))
 565   { /* FIXME - should throw a warning, perhaps! */
 566         return 2; /* File not found. Close enough, I guess. */
 567     }
 568
 569     if (lpDirectory)
 570   { GetCurrentDirectoryA( sizeof(old_dir), old_dir );
 571         SetCurrentDirectoryA( lpDirectory );
 572     }
 573
 574     retval = SHELL_FindExecutable( lpFile, "open", lpResult );
 575
 576   TRACE("returning %s\n", lpResult);
 577   if (lpDirectory)
 578     SetCurrentDirectoryA( old_dir );
 579     return retval;
 580 }
 581
 582 /*************************************************************************
 583  * FindExecutableW                      [SHELL32.@]
 584  */
 585 HINSTANCE WINAPI FindExecutableW(LPCWSTR lpFile, LPCWSTR lpDirectory,
 586                                      LPWSTR lpResult)
 587 {
 588   FIXME("(%p,%p,%p): stub\n", lpFile, lpDirectory, lpResult);
 589   return 31;    /* default - 'No association was found' */
 590 }
 591
 592 typedef struct
 593 { LPCSTR  szApp;
 594     LPCSTR  szOtherStuff;
 595     HICON hIcon;
 596 } ABOUT_INFO;
 597
 598 #define         IDC_STATIC_TEXT         100
 599 #define         IDC_LISTBOX             99
 600 #define         IDC_WINE_TEXT           98
 601
 602 #define         DROP_FIELD_TOP          (-15)
 603 #define         DROP_FIELD_HEIGHT       15
 604
 605 static HICON hIconTitleFont;
 606
 607 static BOOL __get_dropline( HWND hWnd, LPRECT lprect )
 608 { HWND hWndCtl = GetDlgItem(hWnd, IDC_WINE_TEXT);
 609     if( hWndCtl )
 610   { GetWindowRect( hWndCtl, lprect );
 611         MapWindowPoints( 0, hWnd, (LPPOINT)lprect, 2 );
 612         lprect->bottom = (lprect->top += DROP_FIELD_TOP);
 613         return TRUE;
 614     }
 615     return FALSE;
 616 }
 617
 618 /*************************************************************************
 619  * SHAppBarMessage                      [SHELL32.@]
 620  */
 621 UINT WINAPI SHAppBarMessage(DWORD msg, PAPPBARDATA data)
 622 {
 623         int width=data->rc.right - data->rc.left;
 624         int height=data->rc.bottom - data->rc.top;
 625         RECT rec=data->rc;
 626         switch (msg)
 627         { case ABM_GETSTATE:
 628                return ABS_ALWAYSONTOP | ABS_AUTOHIDE;
 629           case ABM_GETTASKBARPOS:
 630                GetWindowRect(data->hWnd, &rec);
 631                data->rc=rec;
 632                return TRUE;
 633           case ABM_ACTIVATE:
 634                SetActiveWindow(data->hWnd);
 635                return TRUE;
 636           case ABM_GETAUTOHIDEBAR:
 637                data->hWnd=GetActiveWindow();
 638                return TRUE;
 639           case ABM_NEW:
 640                SetWindowPos(data->hWnd,HWND_TOP,rec.left,rec.top,
 641                                         width,height,SWP_SHOWWINDOW);
 642                return TRUE;
 643           case ABM_QUERYPOS:
 644                GetWindowRect(data->hWnd, &(data->rc));
 645                return TRUE;
 646           case ABM_REMOVE:
 647                FIXME("ABM_REMOVE broken\n");
 648                /* FIXME: this is wrong; should it be DestroyWindow instead? */
 649                /*CloseHandle(data->hWnd);*/
 650                return TRUE;
 651           case ABM_SETAUTOHIDEBAR:
 652                SetWindowPos(data->hWnd,HWND_TOP,rec.left+1000,rec.top,
 653                                        width,height,SWP_SHOWWINDOW);
 654                return TRUE;
 655           case ABM_SETPOS:
 656                data->uEdge=(ABE_RIGHT | ABE_LEFT);
 657                SetWindowPos(data->hWnd,HWND_TOP,data->rc.left,data->rc.top,
 658                                   width,height,SWP_SHOWWINDOW);
 659                return TRUE;
 660           case ABM_WINDOWPOSCHANGED:
 661                SetWindowPos(data->hWnd,HWND_TOP,rec.left,rec.top,
 662                                         width,height,SWP_SHOWWINDOW);
 663                return TRUE;
 664           }
 665       return FALSE;
 666 }
 667
 668 /*************************************************************************
 669  * SHHelpShortcuts_RunDLL               [SHELL32.@]
 670  *
 671  */
 672 DWORD WINAPI SHHelpShortcuts_RunDLL (DWORD dwArg1, DWORD dwArg2, DWORD dwArg3, DWORD dwArg4)
 673 { FIXME("(%lx, %lx, %lx, %lx) empty stub!\n",
 674         dwArg1, dwArg2, dwArg3, dwArg4);
 675
 676   return 0;
 677 }
 678
 679 /*************************************************************************
 680  * SHLoadInProc                         [SHELL32.@]
 681  * Create an instance of specified object class from within
 682  * the shell process and release it immediately
 683  */
 684
 685 DWORD WINAPI SHLoadInProc (REFCLSID rclsid)
 686 {
 687         IUnknown * pUnk = NULL;
 688         TRACE("%s\n", debugstr_guid(rclsid));
 689
 690         CoCreateInstance(rclsid, NULL, CLSCTX_INPROC_SERVER, &IID_IUnknown,(LPVOID*)pUnk);
 691         if(pUnk)
 692         {
 693           IUnknown_Release(pUnk);
 694           return NOERROR;
 695         }
 696         return DISP_E_MEMBERNOTFOUND;
 697 }
 698
 699 /*************************************************************************
 700  * ShellExecuteA                        [SHELL32.290]
 701  */
 702 HINSTANCE WINAPI ShellExecuteA( HWND hWnd, LPCSTR lpOperation,
 703                                     LPCSTR lpFile, LPCSTR lpParameters,
 704                                     LPCSTR lpDirectory, INT iShowCmd )
 705 {   TRACE("\n");
 706     return ShellExecute16( hWnd, lpOperation, lpFile, lpParameters,
 707                            lpDirectory, iShowCmd );
 708 }
 709
 710 /*************************************************************************
 711  * ShellExecuteW                        [SHELL32.294]
 712  * from shellapi.h
 713  * WINSHELLAPI HINSTANCE APIENTRY ShellExecuteW(HWND hwnd, LPCWSTR lpOperation,
 714  * LPCWSTR lpFile, LPCWSTR lpParameters, LPCWSTR lpDirectory, INT nShowCmd);
 715  */
 716 HINSTANCE WINAPI
 717 ShellExecuteW(
 718        HWND hwnd,
 719        LPCWSTR lpOperation,
 720        LPCWSTR lpFile,
 721        LPCWSTR lpParameters,
 722        LPCWSTR lpDirectory,
 723        INT nShowCmd) {
 724
 725        FIXME(": stub\n");
 726        return 0;
 727 }
 728
 729 /*************************************************************************
 730  * AboutDlgProc                 (internal)
 731  */
 732 BOOL WINAPI AboutDlgProc( HWND hWnd, UINT msg, WPARAM wParam,
 733                               LPARAM lParam )
 734 {   HWND hWndCtl;
 735     char Template[512], AppTitle[512];
 736
 737     TRACE("\n");
 738
 739     switch(msg)
 740     { case WM_INITDIALOG:
 741       { ABOUT_INFO *info = (ABOUT_INFO *)lParam;
 742             if (info)
 743         { const char* const *pstr = SHELL_People;
 744                 SendDlgItemMessageA(hWnd, stc1, STM_SETICON,info->hIcon, 0);
 745                 GetWindowTextA( hWnd, Template, sizeof(Template) );
 746                 sprintf( AppTitle, Template, info->szApp );
 747                 SetWindowTextA( hWnd, AppTitle );
 748                 SetWindowTextA( GetDlgItem(hWnd, IDC_STATIC_TEXT),
 749                                   info->szOtherStuff );
 750                 hWndCtl = GetDlgItem(hWnd, IDC_LISTBOX);
 751                 SendMessageA( hWndCtl, WM_SETREDRAW, 0, 0 );
 752                 if (!hIconTitleFont)
 753                 {
 754                     LOGFONTA logFont;
 755                     SystemParametersInfoA( SPI_GETICONTITLELOGFONT, 0, &logFont, 0 );
 756                     hIconTitleFont = CreateFontIndirectA( &logFont );
 757                 }
 758                 SendMessageA( hWndCtl, WM_SETFONT, hIconTitleFont, 0 );
 759                 while (*pstr)
 760           { SendMessageA( hWndCtl, LB_ADDSTRING, (WPARAM)-1, (LPARAM)*pstr );
 761                     pstr++;
 762                 }
 763                 SendMessageA( hWndCtl, WM_SETREDRAW, 1, 0 );
 764             }
 765         }
 766         return 1;
 767
 768     case WM_PAINT:
 769       { RECT rect;
 770             PAINTSTRUCT ps;
 771             HDC hDC = BeginPaint( hWnd, &ps );
 772
 773             if( __get_dropline( hWnd, &rect ) ) {
 774                 SelectObject( hDC, GetStockObject( BLACK_PEN ) );
 775                 MoveToEx( hDC, rect.left, rect.top, NULL );
 776                 LineTo( hDC, rect.right, rect.bottom );
 777             }
 778             EndPaint( hWnd, &ps );
 779         }
 780         break;
 781
 782 #if 0  /* FIXME: should use DoDragDrop */
 783     case WM_LBTRACKPOINT:
 784         hWndCtl = GetDlgItem(hWnd, IDC_LISTBOX);
 785         if( (INT16)GetKeyState( VK_CONTROL ) < 0 )
 786       { if( DragDetect( hWndCtl, *((LPPOINT)&lParam) ) )
 787         { INT idx = SendMessageA( hWndCtl, LB_GETCURSEL, 0, 0 );
 788                 if( idx != -1 )
 789           { INT length = SendMessageA( hWndCtl, LB_GETTEXTLEN, (WPARAM)idx, 0 );
 790                     HGLOBAL16 hMemObj = GlobalAlloc16( GMEM_MOVEABLE, length + 1 );
 791                     char* pstr = (char*)GlobalLock16( hMemObj );
 792
 793                     if( pstr )
 794             { HCURSOR hCursor = LoadCursorA( 0, MAKEINTRESOURCEA(OCR_DRAGOBJECT) );
 795                         SendMessageA( hWndCtl, LB_GETTEXT, (WPARAM)idx, (LPARAM)pstr );
 796                         SendMessageA( hWndCtl, LB_DELETESTRING, (WPARAM)idx, 0 );
 797                         UpdateWindow( hWndCtl );
 798                         if( !DragObject16((HWND16)hWnd, (HWND16)hWnd, DRAGOBJ_DATA, 0, (WORD)hMemObj, hCursor) )
 799                             SendMessageA( hWndCtl, LB_ADDSTRING, (WPARAM)-1, (LPARAM)pstr );
 800                     }
 801             if( hMemObj )
 802               GlobalFree16( hMemObj );
 803                 }
 804             }
 805         }
 806         break;
 807 #endif
 808
 809     case WM_QUERYDROPOBJECT:
 810         if( wParam == 0 )
 811       { LPDRAGINFO16 lpDragInfo = MapSL((SEGPTR)lParam);
 812             if( lpDragInfo && lpDragInfo->wFlags == DRAGOBJ_DATA )
 813         { RECT rect;
 814                 if( __get_dropline( hWnd, &rect ) )
 815           { POINT pt;
 816             pt.x=lpDragInfo->pt.x;
 817             pt.x=lpDragInfo->pt.y;
 818                     rect.bottom += DROP_FIELD_HEIGHT;
 819                     if( PtInRect( &rect, pt ) )
 820             { SetWindowLongA( hWnd, DWL_MSGRESULT, 1 );
 821                         return TRUE;
 822                     }
 823                 }
 824             }
 825         }
 826         break;
 827
 828     case WM_DROPOBJECT:
 829         if( wParam == hWnd )
 830       { LPDRAGINFO16 lpDragInfo = MapSL((SEGPTR)lParam);
 831             if( lpDragInfo && lpDragInfo->wFlags == DRAGOBJ_DATA && lpDragInfo->hList )
 832         { char* pstr = (char*)GlobalLock16( (HGLOBAL16)(lpDragInfo->hList) );
 833                 if( pstr )
 834           { static char __appendix_str[] = " with";
 835
 836                     hWndCtl = GetDlgItem( hWnd, IDC_WINE_TEXT );
 837                     SendMessageA( hWndCtl, WM_GETTEXT, 512, (LPARAM)Template );
 838                     if( !strncmp( Template, "WINE", 4 ) )
 839                         SetWindowTextA( GetDlgItem(hWnd, IDC_STATIC_TEXT), Template );
 840                     else
 841           { char* pch = Template + strlen(Template) - strlen(__appendix_str);
 842                         *pch = '\0';
 843                         SendMessageA( GetDlgItem(hWnd, IDC_LISTBOX), LB_ADDSTRING,
 844                                         (WPARAM)-1, (LPARAM)Template );
 845                     }
 846
 847                     strcpy( Template, pstr );
 848                     strcat( Template, __appendix_str );
 849                     SetWindowTextA( hWndCtl, Template );
 850                     SetWindowLongA( hWnd, DWL_MSGRESULT, 1 );
 851                     return TRUE;
 852                 }
 853             }
 854         }
 855         break;
 856
 857     case WM_COMMAND:
 858         if (wParam == IDOK)
 859     {  EndDialog(hWnd, TRUE);
 860             return TRUE;
 861         }
 862         break;
 863     case WM_CLOSE:
 864       EndDialog(hWnd, TRUE);
 865       break;
 866     }
 867
 868     return 0;
 869 }
 870
 871
 872 /*************************************************************************
 873  * ShellAboutA                          [SHELL32.288]
 874  */
 875 BOOL WINAPI ShellAboutA( HWND hWnd, LPCSTR szApp, LPCSTR szOtherStuff,
 876                              HICON hIcon )
 877 {   ABOUT_INFO info;
 878     HRSRC hRes;
 879     LPVOID template;
 880     TRACE("\n");
 881
 882     if(!(hRes = FindResourceA(shell32_hInstance, "SHELL_ABOUT_MSGBOX", RT_DIALOGA)))
 883         return FALSE;
 884     if(!(template = (LPVOID)LoadResource(shell32_hInstance, hRes)))
 885         return FALSE;
 886
 887     info.szApp        = szApp;
 888     info.szOtherStuff = szOtherStuff;
 889     info.hIcon        = hIcon;
 890     if (!hIcon) info.hIcon = LoadIconA( 0, IDI_WINLOGOA );
 891     return DialogBoxIndirectParamA( GetWindowLongA( hWnd, GWL_HINSTANCE ),
 892                                       template, hWnd, AboutDlgProc, (LPARAM)&info );
 893 }
 894
 895
 896 /*************************************************************************
 897  * ShellAboutW                          [SHELL32.289]
 898  */
 899 BOOL WINAPI ShellAboutW( HWND hWnd, LPCWSTR szApp, LPCWSTR szOtherStuff,
 900                              HICON hIcon )
 901 {   BOOL ret;
 902     ABOUT_INFO info;
 903     HRSRC hRes;
 904     LPVOID template;
 905
 906     TRACE("\n");
 907
 908     if(!(hRes = FindResourceA(shell32_hInstance, "SHELL_ABOUT_MSGBOX", RT_DIALOGA)))
 909         return FALSE;
 910     if(!(template = (LPVOID)LoadResource(shell32_hInstance, hRes)))
 911         return FALSE;
 912
 913     info.szApp        = HEAP_strdupWtoA( GetProcessHeap(), 0, szApp );
 914     info.szOtherStuff = HEAP_strdupWtoA( GetProcessHeap(), 0, szOtherStuff );
 915     info.hIcon        = hIcon;
 916     if (!hIcon) info.hIcon = LoadIconA( 0, IDI_WINLOGOA );
 917     ret = DialogBoxIndirectParamA( GetWindowLongA( hWnd, GWL_HINSTANCE ),
 918                                    template, hWnd, AboutDlgProc, (LPARAM)&info );
 919     HeapFree( GetProcessHeap(), 0, (LPSTR)info.szApp );
 920     HeapFree( GetProcessHeap(), 0, (LPSTR)info.szOtherStuff );
 921     return ret;
 922 }
 923
 924 /*************************************************************************
 925  * FreeIconList (SHELL32.@)
 926  */
 927 void WINAPI FreeIconList( DWORD dw )
 928 { FIXME("(%lx): stub\n",dw);
 929 }
 930
 931 /***********************************************************************
 932  * DllGetVersion [SHELL32.@]
 933  *
 934  * Retrieves version information of the 'SHELL32.DLL'
 935  *
 936  * PARAMS
 937  *     pdvi [O] pointer to version information structure.
 938  *
 939  * RETURNS
 940  *     Success: S_OK
 941  *     Failure: E_INVALIDARG
 942  *
 943  * NOTES
 944  *     Returns version of a shell32.dll from IE4.01 SP1.
 945  */
 946
 947 HRESULT WINAPI SHELL32_DllGetVersion (DLLVERSIONINFO *pdvi)
 948 {
 949         if (pdvi->cbSize != sizeof(DLLVERSIONINFO))
 950         {
 951           WARN("wrong DLLVERSIONINFO size from app\n");
 952           return E_INVALIDARG;
 953         }
 954
 955         pdvi->dwMajorVersion = 4;
 956         pdvi->dwMinorVersion = 72;
 957         pdvi->dwBuildNumber = 3110;
 958         pdvi->dwPlatformID = 1;
 959
 960         TRACE("%lu.%lu.%lu.%lu\n",
 961            pdvi->dwMajorVersion, pdvi->dwMinorVersion,
 962            pdvi->dwBuildNumber, pdvi->dwPlatformID);
 963
 964         return S_OK;
 965 }
 966 /*************************************************************************
 967  * global variables of the shell32.dll
 968  * all are once per process
 969  *
 970  */
 971 void    (WINAPI *pDLLInitComctl)(LPVOID);
 972
 973 LPVOID  (WINAPI *pCOMCTL32_Alloc) (INT);
 974 BOOL    (WINAPI *pCOMCTL32_Free) (LPVOID);
 975
 976 HDPA    (WINAPI *pDPA_Create) (INT);
 977 INT     (WINAPI *pDPA_InsertPtr) (const HDPA, INT, LPVOID);
 978 BOOL    (WINAPI *pDPA_Sort) (const HDPA, PFNDPACOMPARE, LPARAM);
 979 LPVOID  (WINAPI *pDPA_GetPtr) (const HDPA, INT);
 980 BOOL    (WINAPI *pDPA_Destroy) (const HDPA);
 981 INT     (WINAPI *pDPA_Search) (const HDPA, LPVOID, INT, PFNDPACOMPARE, LPARAM, UINT);
 982 LPVOID  (WINAPI *pDPA_DeletePtr) (const HDPA hdpa, INT i);
 983 HANDLE  (WINAPI *pCreateMRUListA) (LPVOID lpcml);
 984 DWORD   (WINAPI *pFreeMRUListA) (HANDLE hMRUList);
 985 INT     (WINAPI *pAddMRUData) (HANDLE hList, LPCVOID lpData, DWORD cbData);
 986 INT     (WINAPI *pFindMRUData) (HANDLE hList, LPCVOID lpData, DWORD cbData, LPINT lpRegNum);
 987 INT     (WINAPI *pEnumMRUListA) (HANDLE hList, INT nItemPos, LPVOID lpBuffer, DWORD nBufferSize);
 988
 989 static HINSTANCE        hComctl32;
 990
 991 LONG            shell32_ObjCount = 0;
 992 HINSTANCE       shell32_hInstance = 0;
 993 HIMAGELIST      ShellSmallIconList = 0;
 994 HIMAGELIST      ShellBigIconList = 0;
 995
 996
 997 /*************************************************************************
 998  * SHELL32 LibMain
 999  *
1000  * NOTES
1001  *  calling oleinitialize here breaks sone apps.
1002  */
1003
1004 BOOL WINAPI Shell32LibMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID fImpLoad)
1005 {
1006         TRACE("0x%x 0x%lx %p\n", hinstDLL, fdwReason, fImpLoad);
1007
1008         switch (fdwReason)
1009         {
1010           case DLL_PROCESS_ATTACH:
1011             shell32_hInstance = hinstDLL;
1012             hComctl32 = GetModuleHandleA("COMCTL32.DLL");
1013             DisableThreadLibraryCalls(shell32_hInstance);
1014
1015             if (!hComctl32)
1016             {
1017               ERR("P A N I C SHELL32 loading failed\n");
1018               return FALSE;
1019             }
1020
1021             /* comctl32 */
1022             pDLLInitComctl=(void*)GetProcAddress(hComctl32,"InitCommonControlsEx");
1023             pCOMCTL32_Alloc=(void*)GetProcAddress(hComctl32, (LPCSTR)71L);
1024             pCOMCTL32_Free=(void*)GetProcAddress(hComctl32, (LPCSTR)73L);
1025             pDPA_Create=(void*)GetProcAddress(hComctl32, (LPCSTR)328L);
1026             pDPA_Destroy=(void*)GetProcAddress(hComctl32, (LPCSTR)329L);
1027             pDPA_GetPtr=(void*)GetProcAddress(hComctl32, (LPCSTR)332L);
1028             pDPA_InsertPtr=(void*)GetProcAddress(hComctl32, (LPCSTR)334L);
1029             pDPA_DeletePtr=(void*)GetProcAddress(hComctl32, (LPCSTR)336L);
1030             pDPA_Sort=(void*)GetProcAddress(hComctl32, (LPCSTR)338L);
1031             pDPA_Search=(void*)GetProcAddress(hComctl32, (LPCSTR)339L);
1032             pCreateMRUListA=(void*)GetProcAddress(hComctl32, (LPCSTR)151L /*"CreateMRUListA"*/);
1033             pFreeMRUListA=(void*)GetProcAddress(hComctl32, (LPCSTR)152L /*"FreeMRUList"*/);
1034             pAddMRUData=(void*)GetProcAddress(hComctl32, (LPCSTR)167L /*"AddMRUData"*/);
1035             pFindMRUData=(void*)GetProcAddress(hComctl32, (LPCSTR)169L /*"FindMRUData"*/);
1036             pEnumMRUListA=(void*)GetProcAddress(hComctl32, (LPCSTR)154L /*"EnumMRUListA"*/);
1037
1038             /* initialize the common controls */
1039             if (pDLLInitComctl)
1040             {
1041               pDLLInitComctl(NULL);
1042             }
1043
1044             SIC_Initialize();
1045             SYSTRAY_Init();
1046             InitChangeNotifications();
1047             SHInitRestricted(NULL, NULL);
1048             break;
1049
1050           case DLL_THREAD_ATTACH:
1051             break;
1052
1053           case DLL_THREAD_DETACH:
1054             break;
1055
1056           case DLL_PROCESS_DETACH:
1057               shell32_hInstance = 0;
1058
1059               if (pdesktopfolder)
1060               {
1061                 IShellFolder_Release(pdesktopfolder);
1062                 pdesktopfolder = NULL;
1063               }
1064
1065               SIC_Destroy();
1066               FreeChangeNotifications();
1067
1068               /* this one is here to check if AddRef/Release is balanced */
1069               if (shell32_ObjCount)
1070               {
1071                 WARN("leaving with %lu objects left (memory leak)\n", shell32_ObjCount);
1072               }
1073               break;
1074         }
1075         return TRUE;
1076 }
1077
1078 /*************************************************************************
1079  * DllInstall         [SHELL32.@]
1080  *
1081  * PARAMETERS
1082  *
1083  *    BOOL bInstall - TRUE for install, FALSE for uninstall
1084  *    LPCWSTR pszCmdLine - command line (unused by shell32?)
1085  */
1086
1087 HRESULT WINAPI SHELL32_DllInstall(BOOL bInstall, LPCWSTR cmdline)
1088 {
1089    FIXME("(%s, %s): stub!\n", bInstall ? "TRUE":"FALSE", debugstr_w(cmdline));
1090
1091    return S_OK;         /* indicate success */
1092 }
1093
1094 /***********************************************************************
1095  *              DllCanUnloadNow (SHELL32.@)
1096  */
1097 HRESULT WINAPI SHELL32_DllCanUnloadNow(void)
1098 {
1099     FIXME("(void): stub\n");
1100
1101     return S_FALSE;
1102 }