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 #include <stdlib.h>
   8 #include <string.h>
   9 #include <stdio.h>
  10
  11 #include "windef.h"
  12 #include "wingdi.h"
  13 #include "wine/winuser16.h"
  14 #include "winerror.h"
  15 #include "heap.h"
  16 #include "dlgs.h"
  17 #include "ldt.h"
  18 #include "debugtools.h"
  19 #include "winreg.h"
  20 #include "authors.h"
  21
  22 #include "shellapi.h"
  23 #include "pidl.h"
  24
  25 #include "shell32_main.h"
  26 #include "wine/undocshell.h"
  27 #include "shlobj.h"
  28 #include "shlguid.h"
  29 #include "shlwapi.h"
  30
  31 DEFAULT_DEBUG_CHANNEL(shell);
  32
  33 #define MORE_DEBUG 1
  34 /*************************************************************************
  35  * CommandLineToArgvW                   [SHELL32.7]
  36  */
  37 LPWSTR* WINAPI CommandLineToArgvW(LPWSTR cmdline,LPDWORD numargs)
  38 {       LPWSTR  *argv,s,t;
  39         int     i;
  40         TRACE("\n");
  41
  42         /* to get writeable copy */
  43         cmdline = HEAP_strdupW( GetProcessHeap(), 0, cmdline);
  44         s=cmdline;i=0;
  45         while (*s)
  46         { /* space */
  47           if (*s==0x0020)
  48           { i++;
  49             s++;
  50             while (*s && *s==0x0020)
  51               s++;
  52             continue;
  53           }
  54           s++;
  55         }
  56         argv=(LPWSTR*)HeapAlloc( GetProcessHeap(), 0, sizeof(LPWSTR)*(i+1) );
  57         s=t=cmdline;
  58         i=0;
  59         while (*s)
  60         { if (*s==0x0020)
  61           { *s=0;
  62             argv[i++]=HEAP_strdupW( GetProcessHeap(), 0, t );
  63             *s=0x0020;
  64             while (*s && *s==0x0020)
  65               s++;
  66             t=s;
  67             continue;
  68           }
  69           s++;
  70         }
  71         if (*t)
  72           argv[i++]=(LPWSTR)HEAP_strdupW( GetProcessHeap(), 0, t );
  73
  74         HeapFree( GetProcessHeap(), 0, cmdline );
  75         argv[i]=NULL;
  76         *numargs=i;
  77         return argv;
  78 }
  79
  80 /*************************************************************************
  81  * Control_RunDLL                       [SHELL32.12]
  82  *
  83  * Wild speculation in the following!
  84  *
  85  * http://premium.microsoft.com/msdn/library/techart/msdn193.htm
  86  */
  87
  88 void WINAPI Control_RunDLL( HWND hwnd, LPCVOID code, LPCSTR cmd, DWORD arg4 )
  89 {
  90     FIXME("(0x%08x, %p, %s, 0x%08lx): stub\n", hwnd, code,
  91           debugstr_a(cmd), arg4);
  92 }
  93
  94 /*************************************************************************
  95  * SHGetFileInfoA                       [SHELL32.@]
  96  *
  97  */
  98
  99 DWORD WINAPI SHGetFileInfoA(LPCSTR path,DWORD dwFileAttributes,
 100                               SHFILEINFOA *psfi, UINT sizeofpsfi,
 101                               UINT flags )
 102 {
 103         char szLoaction[MAX_PATH];
 104         int iIndex;
 105         DWORD ret = TRUE, dwAttributes = 0;
 106         IShellFolder * psfParent = NULL;
 107         IExtractIconA * pei = NULL;
 108         LPITEMIDLIST    pidlLast = NULL, pidl = NULL;
 109         HRESULT hr = S_OK;
 110
 111         TRACE("(%s fattr=0x%lx sfi=%p(attr=0x%08lx) size=0x%x flags=0x%x)\n",
 112           (flags & SHGFI_PIDL)? "pidl" : path, dwFileAttributes, psfi, psfi->dwAttributes, sizeofpsfi, flags);
 113
 114         if ((flags & SHGFI_USEFILEATTRIBUTES) && (flags & (SHGFI_ATTRIBUTES|SHGFI_EXETYPE|SHGFI_PIDL)))
 115           return FALSE;
 116
 117         /* windows initializes this values regardless of the flags */
 118         psfi->szDisplayName[0] = '\0';
 119         psfi->szTypeName[0] = '\0';
 120         psfi->iIcon = 0;
 121
 122         /* translate the path into a pidl only when SHGFI_USEFILEATTRIBUTES in not specified
 123            the pidl functions fail on not existing file names */
 124         if (flags & SHGFI_PIDL)
 125         {
 126           pidl = (LPCITEMIDLIST) path;
 127           if (!pidl )
 128           {
 129             ERR("pidl is null!\n");
 130             return FALSE;
 131           }
 132         }
 133         else if (!(flags & SHGFI_USEFILEATTRIBUTES))
 134         {
 135           hr = SHILCreateFromPathA ( path, &pidl, &dwAttributes);
 136           /* note: the attributes in ISF::ParseDisplayName are not implemented */
 137         }
 138
 139         /* get the parent shellfolder */
 140         if (pidl)
 141         {
 142           hr = SHBindToParent( pidl, &IID_IShellFolder, (LPVOID*)&psfParent, &pidlLast);
 143         }
 144
 145         /* get the attributes of the child */
 146         if (SUCCEEDED(hr) && (flags & SHGFI_ATTRIBUTES))
 147         {
 148           if (!(flags & SHGFI_ATTR_SPECIFIED))
 149           {
 150             psfi->dwAttributes = 0xffffffff;
 151           }
 152           IShellFolder_GetAttributesOf(psfParent, 1 , &pidlLast, &(psfi->dwAttributes));
 153         }
 154
 155         /* get the displayname */
 156         if (SUCCEEDED(hr) && (flags & SHGFI_DISPLAYNAME))
 157         {
 158           if (flags & SHGFI_USEFILEATTRIBUTES)
 159           {
 160             strcpy (psfi->szDisplayName, PathFindFileNameA(path));
 161           }
 162           else
 163           {
 164             STRRET str;
 165             hr = IShellFolder_GetDisplayNameOf(psfParent, pidlLast, SHGDN_INFOLDER, &str);
 166             StrRetToStrNA (psfi->szDisplayName, MAX_PATH, &str, pidlLast);
 167           }
 168         }
 169
 170         /* get the type name */
 171         if (SUCCEEDED(hr) && (flags & SHGFI_TYPENAME))
 172         {
 173           _ILGetFileType(pidlLast, psfi->szTypeName, 80);
 174         }
 175
 176         /* ### icons ###*/
 177         if (flags & SHGFI_LINKOVERLAY)
 178           FIXME("set icon to link, stub\n");
 179
 180         if (flags & SHGFI_SELECTED)
 181           FIXME("set icon to selected, stub\n");
 182
 183         if (flags & SHGFI_SHELLICONSIZE)
 184           FIXME("set icon to shell size, stub\n");
 185
 186         /* get the iconlocation */
 187         if (SUCCEEDED(hr) && (flags & SHGFI_ICONLOCATION ))
 188         {
 189           UINT uDummy,uFlags;
 190           hr = IShellFolder_GetUIObjectOf(psfParent, 0, 1, &pidlLast, &IID_IExtractIconA, &uDummy, (LPVOID*)&pei);
 191
 192           if (SUCCEEDED(hr))
 193           {
 194             hr = IExtractIconA_GetIconLocation(pei, (flags & SHGFI_OPENICON)? GIL_OPENICON : 0,szLoaction, MAX_PATH, &iIndex, &uFlags);
 195             /* fixme what to do with the index? */
 196
 197             if(uFlags != GIL_NOTFILENAME)
 198               strcpy (psfi->szDisplayName, szLoaction);
 199             else
 200               ret = FALSE;
 201
 202             IExtractIconA_Release(pei);
 203           }
 204         }
 205
 206         /* get icon index (or load icon)*/
 207         if (SUCCEEDED(hr) && (flags & (SHGFI_ICON | SHGFI_SYSICONINDEX)))
 208         {
 209           if (flags & SHGFI_USEFILEATTRIBUTES)
 210           {
 211             char sTemp [MAX_PATH];
 212             char * szExt;
 213             DWORD dwNr=0;
 214
 215             lstrcpynA(sTemp, path, MAX_PATH);
 216             szExt = (LPSTR) PathFindExtensionA(sTemp);
 217             if( szExt && HCR_MapTypeToValue(szExt, sTemp, MAX_PATH, TRUE)
 218               && HCR_GetDefaultIcon(sTemp, sTemp, MAX_PATH, &dwNr))
 219             {
 220               if (!strcmp("%1",sTemp))            /* icon is in the file */
 221               {
 222                 strcpy(sTemp, path);
 223               }
 224               /* FIXME: if sTemp contains a valid filename, get the icon
 225                  from there, index is in dwNr
 226               */
 227               psfi->iIcon = 2;
 228             }
 229             else                                  /* default icon */
 230             {
 231               psfi->iIcon = 0;
 232             }
 233           }
 234           else
 235           {
 236             if (!(PidlToSicIndex(psfParent, pidlLast, (flags & SHGFI_LARGEICON),
 237               (flags & SHGFI_OPENICON)? GIL_OPENICON : 0, &(psfi->iIcon))))
 238             {
 239               ret = FALSE;
 240             }
 241           }
 242           if (ret)
 243           {
 244             ret = (DWORD) ((flags & SHGFI_LARGEICON) ? ShellBigIconList : ShellSmallIconList);
 245           }
 246         }
 247
 248         /* icon handle */
 249         if (SUCCEEDED(hr) && (flags & SHGFI_ICON))
 250           psfi->hIcon = pImageList_GetIcon((flags & SHGFI_LARGEICON) ? ShellBigIconList:ShellSmallIconList, psfi->iIcon, ILD_NORMAL);
 251
 252
 253         if (flags & SHGFI_EXETYPE)
 254           FIXME("type of executable, stub\n");
 255
 256         if (flags & (SHGFI_UNKNOWN1 | SHGFI_UNKNOWN2 | SHGFI_UNKNOWN3))
 257           FIXME("unknown attribute!\n");
 258
 259         if (psfParent)
 260           IShellFolder_Release(psfParent);
 261
 262         if (hr != S_OK)
 263           ret = FALSE;
 264
 265         if(pidlLast) SHFree(pidlLast);
 266 #ifdef MORE_DEBUG
 267         TRACE ("icon=0x%08x index=0x%08x attr=0x%08lx name=%s type=%s ret=0x%08lx\n",
 268                 psfi->hIcon, psfi->iIcon, psfi->dwAttributes, psfi->szDisplayName, psfi->szTypeName, ret);
 269 #endif
 270         return ret;
 271 }
 272
 273 /*************************************************************************
 274  * SHGetFileInfoW                       [SHELL32.@]
 275  */
 276
 277 DWORD WINAPI SHGetFileInfoW(LPCWSTR path,DWORD dwFileAttributes,
 278                               SHFILEINFOW *psfi, UINT sizeofpsfi,
 279                               UINT flags )
 280 {       FIXME("(%s,0x%lx,%p,0x%x,0x%x)\n",
 281               debugstr_w(path),dwFileAttributes,psfi,sizeofpsfi,flags);
 282         return 0;
 283 }
 284
 285 /*************************************************************************
 286  * SHGetFileInfoAW                      [SHELL32.@]
 287  */
 288 DWORD WINAPI SHGetFileInfoAW(
 289         LPCVOID path,
 290         DWORD dwFileAttributes,
 291         LPVOID psfi,
 292         UINT sizeofpsfi,
 293         UINT flags)
 294 {
 295         if(SHELL_OsIsUnicode())
 296           return SHGetFileInfoW(path, dwFileAttributes, psfi, sizeofpsfi, flags );
 297         return SHGetFileInfoA(path, dwFileAttributes, psfi, sizeofpsfi, flags );
 298 }
 299
 300 /*************************************************************************
 301  * ExtractIconA                         [SHELL32.133]
 302  *
 303  * fixme
 304  *  is the filename is not a file return 1
 305  */
 306 HICON WINAPI ExtractIconA( HINSTANCE hInstance, LPCSTR lpszExeFileName,
 307         UINT nIconIndex )
 308 {   HGLOBAL16 handle = InternalExtractIcon16(hInstance,lpszExeFileName,nIconIndex, 1);
 309     TRACE("\n");
 310     if( handle )
 311     {
 312         HICON16* ptr = (HICON16*)GlobalLock16(handle);
 313         HICON16  hIcon = *ptr;
 314
 315         GlobalFree16(handle);
 316         return hIcon;
 317     }
 318     return 0;
 319 }
 320
 321 /*************************************************************************
 322  * ExtractIconW                         [SHELL32.180]
 323  *
 324  * fixme
 325  *  is the filename is not a file return 1
 326  */
 327 HICON WINAPI ExtractIconW( HINSTANCE hInstance, LPCWSTR lpszExeFileName,
 328         UINT nIconIndex )
 329 { LPSTR  exefn;
 330   HICON  ret;
 331   TRACE("\n");
 332
 333   exefn = HEAP_strdupWtoA(GetProcessHeap(),0,lpszExeFileName);
 334   ret = ExtractIconA(hInstance,exefn,nIconIndex);
 335
 336         HeapFree(GetProcessHeap(),0,exefn);
 337         return ret;
 338 }
 339
 340 /*************************************************************************
 341  * FindExecutableA                      [SHELL32.184]
 342  */
 343 HINSTANCE WINAPI FindExecutableA( LPCSTR lpFile, LPCSTR lpDirectory,
 344                                       LPSTR lpResult )
 345 { HINSTANCE retval=31;    /* default - 'No association was found' */
 346     char old_dir[1024];
 347
 348   TRACE("File %s, Dir %s\n",
 349                  (lpFile != NULL?lpFile:"-"),
 350                  (lpDirectory != NULL?lpDirectory:"-"));
 351
 352     lpResult[0]='\0'; /* Start off with an empty return string */
 353
 354     /* trap NULL parameters on entry */
 355     if (( lpFile == NULL ) || ( lpResult == NULL ))
 356   { /* FIXME - should throw a warning, perhaps! */
 357         return 2; /* File not found. Close enough, I guess. */
 358     }
 359
 360     if (lpDirectory)
 361   { GetCurrentDirectoryA( sizeof(old_dir), old_dir );
 362         SetCurrentDirectoryA( lpDirectory );
 363     }
 364
 365     retval = SHELL_FindExecutable( lpFile, "open", lpResult );
 366
 367   TRACE("returning %s\n", lpResult);
 368   if (lpDirectory)
 369     SetCurrentDirectoryA( old_dir );
 370     return retval;
 371 }
 372
 373 /*************************************************************************
 374  * FindExecutableW                      [SHELL32.219]
 375  */
 376 HINSTANCE WINAPI FindExecutableW(LPCWSTR lpFile, LPCWSTR lpDirectory,
 377                                      LPWSTR lpResult)
 378 {
 379   FIXME("(%p,%p,%p): stub\n", lpFile, lpDirectory, lpResult);
 380   return 31;    /* default - 'No association was found' */
 381 }
 382
 383 typedef struct
 384 { LPCSTR  szApp;
 385     LPCSTR  szOtherStuff;
 386     HICON hIcon;
 387 } ABOUT_INFO;
 388
 389 #define         IDC_STATIC_TEXT         100
 390 #define         IDC_LISTBOX             99
 391 #define         IDC_WINE_TEXT           98
 392
 393 #define         DROP_FIELD_TOP          (-15)
 394 #define         DROP_FIELD_HEIGHT       15
 395
 396 extern HICON hIconTitleFont;
 397
 398 static BOOL __get_dropline( HWND hWnd, LPRECT lprect )
 399 { HWND hWndCtl = GetDlgItem(hWnd, IDC_WINE_TEXT);
 400     if( hWndCtl )
 401   { GetWindowRect( hWndCtl, lprect );
 402         MapWindowPoints( 0, hWnd, (LPPOINT)lprect, 2 );
 403         lprect->bottom = (lprect->top += DROP_FIELD_TOP);
 404         return TRUE;
 405     }
 406     return FALSE;
 407 }
 408
 409 /*************************************************************************
 410  * SHAppBarMessage                      [SHELL32.207]
 411  */
 412 UINT WINAPI SHAppBarMessage(DWORD msg, PAPPBARDATA data)
 413 {
 414         int width=data->rc.right - data->rc.left;
 415         int height=data->rc.bottom - data->rc.top;
 416         RECT rec=data->rc;
 417         switch (msg)
 418         { case ABM_GETSTATE:
 419                return ABS_ALWAYSONTOP | ABS_AUTOHIDE;
 420           case ABM_GETTASKBARPOS:
 421                GetWindowRect(data->hWnd, &rec);
 422                data->rc=rec;
 423                return TRUE;
 424           case ABM_ACTIVATE:
 425                SetActiveWindow(data->hWnd);
 426                return TRUE;
 427           case ABM_GETAUTOHIDEBAR:
 428                data->hWnd=GetActiveWindow();
 429                return TRUE;
 430           case ABM_NEW:
 431                SetWindowPos(data->hWnd,HWND_TOP,rec.left,rec.top,
 432                                         width,height,SWP_SHOWWINDOW);
 433                return TRUE;
 434           case ABM_QUERYPOS:
 435                GetWindowRect(data->hWnd, &(data->rc));
 436                return TRUE;
 437           case ABM_REMOVE:
 438                CloseHandle(data->hWnd);
 439                return TRUE;
 440           case ABM_SETAUTOHIDEBAR:
 441                SetWindowPos(data->hWnd,HWND_TOP,rec.left+1000,rec.top,
 442                                        width,height,SWP_SHOWWINDOW);
 443                return TRUE;
 444           case ABM_SETPOS:
 445                data->uEdge=(ABE_RIGHT | ABE_LEFT);
 446                SetWindowPos(data->hWnd,HWND_TOP,data->rc.left,data->rc.top,
 447                                   width,height,SWP_SHOWWINDOW);
 448                return TRUE;
 449           case ABM_WINDOWPOSCHANGED:
 450                SetWindowPos(data->hWnd,HWND_TOP,rec.left,rec.top,
 451                                         width,height,SWP_SHOWWINDOW);
 452                return TRUE;
 453           }
 454       return FALSE;
 455 }
 456
 457 /*************************************************************************
 458  * SHHelpShortcuts_RunDLL               [SHELL32.224]
 459  *
 460  */
 461 DWORD WINAPI SHHelpShortcuts_RunDLL (DWORD dwArg1, DWORD dwArg2, DWORD dwArg3, DWORD dwArg4)
 462 { FIXME("(%lx, %lx, %lx, %lx) empty stub!\n",
 463         dwArg1, dwArg2, dwArg3, dwArg4);
 464
 465   return 0;
 466 }
 467
 468 /*************************************************************************
 469  * SHLoadInProc                         [SHELL32.225]
 470  * Create an instance of specified object class from within
 471  * the shell process and release it immediately
 472  */
 473
 474 DWORD WINAPI SHLoadInProc (REFCLSID rclsid)
 475 {
 476         IUnknown * pUnk = NULL;
 477         TRACE("%s\n", debugstr_guid(rclsid));
 478
 479         CoCreateInstance(rclsid, NULL, CLSCTX_INPROC_SERVER, &IID_IUnknown,(LPVOID*)pUnk);
 480         if(pUnk)
 481         {
 482           IUnknown_Release(pUnk);
 483           return NOERROR;
 484         }
 485         return DISP_E_MEMBERNOTFOUND;
 486 }
 487
 488 /*************************************************************************
 489  * ShellExecuteA                        [SHELL32.245]
 490  */
 491 HINSTANCE WINAPI ShellExecuteA( HWND hWnd, LPCSTR lpOperation,
 492                                     LPCSTR lpFile, LPCSTR lpParameters,
 493                                     LPCSTR lpDirectory, INT iShowCmd )
 494 {   TRACE("\n");
 495     return ShellExecute16( hWnd, lpOperation, lpFile, lpParameters,
 496                            lpDirectory, iShowCmd );
 497 }
 498
 499 /*************************************************************************
 500  * ShellExecuteW                        [SHELL32.294]
 501  * from shellapi.h
 502  * WINSHELLAPI HINSTANCE APIENTRY ShellExecuteW(HWND hwnd, LPCWSTR lpOperation,
 503  * LPCWSTR lpFile, LPCWSTR lpParameters, LPCWSTR lpDirectory, INT nShowCmd);
 504  */
 505 HINSTANCE WINAPI
 506 ShellExecuteW(
 507        HWND hwnd,
 508        LPCWSTR lpOperation,
 509        LPCWSTR lpFile,
 510        LPCWSTR lpParameters,
 511        LPCWSTR lpDirectory,
 512        INT nShowCmd) {
 513
 514        FIXME(": stub\n");
 515        return 0;
 516 }
 517
 518 /*************************************************************************
 519  * AboutDlgProc                 (internal)
 520  */
 521 BOOL WINAPI AboutDlgProc( HWND hWnd, UINT msg, WPARAM wParam,
 522                               LPARAM lParam )
 523 {   HWND hWndCtl;
 524     char Template[512], AppTitle[512];
 525
 526     TRACE("\n");
 527
 528     switch(msg)
 529     { case WM_INITDIALOG:
 530       { ABOUT_INFO *info = (ABOUT_INFO *)lParam;
 531             if (info)
 532         { const char* const *pstr = SHELL_People;
 533                 SendDlgItemMessageA(hWnd, stc1, STM_SETICON,info->hIcon, 0);
 534                 GetWindowTextA( hWnd, Template, sizeof(Template) );
 535                 sprintf( AppTitle, Template, info->szApp );
 536                 SetWindowTextA( hWnd, AppTitle );
 537                 SetWindowTextA( GetDlgItem(hWnd, IDC_STATIC_TEXT),
 538                                   info->szOtherStuff );
 539                 hWndCtl = GetDlgItem(hWnd, IDC_LISTBOX);
 540                 SendMessageA( hWndCtl, WM_SETREDRAW, 0, 0 );
 541                 SendMessageA( hWndCtl, WM_SETFONT, hIconTitleFont, 0 );
 542                 while (*pstr)
 543           { SendMessageA( hWndCtl, LB_ADDSTRING, (WPARAM)-1, (LPARAM)*pstr );
 544                     pstr++;
 545                 }
 546                 SendMessageA( hWndCtl, WM_SETREDRAW, 1, 0 );
 547             }
 548         }
 549         return 1;
 550
 551     case WM_PAINT:
 552       { RECT rect;
 553             PAINTSTRUCT ps;
 554             HDC hDC = BeginPaint( hWnd, &ps );
 555
 556             if( __get_dropline( hWnd, &rect ) ) {
 557                 SelectObject( hDC, GetStockObject( BLACK_PEN ) );
 558                 MoveToEx( hDC, rect.left, rect.top, NULL );
 559                 LineTo( hDC, rect.right, rect.bottom );
 560             }
 561             EndPaint( hWnd, &ps );
 562         }
 563         break;
 564
 565     case WM_LBTRACKPOINT:
 566         hWndCtl = GetDlgItem(hWnd, IDC_LISTBOX);
 567         if( (INT16)GetKeyState16( VK_CONTROL ) < 0 )
 568       { if( DragDetect( hWndCtl, *((LPPOINT)&lParam) ) )
 569         { INT idx = SendMessageA( hWndCtl, LB_GETCURSEL, 0, 0 );
 570                 if( idx != -1 )
 571           { INT length = SendMessageA( hWndCtl, LB_GETTEXTLEN, (WPARAM)idx, 0 );
 572                     HGLOBAL16 hMemObj = GlobalAlloc16( GMEM_MOVEABLE, length + 1 );
 573                     char* pstr = (char*)GlobalLock16( hMemObj );
 574
 575                     if( pstr )
 576             { HCURSOR16 hCursor = LoadCursor16( 0, MAKEINTRESOURCE16(OCR_DRAGOBJECT) );
 577                         SendMessageA( hWndCtl, LB_GETTEXT, (WPARAM)idx, (LPARAM)pstr );
 578                         SendMessageA( hWndCtl, LB_DELETESTRING, (WPARAM)idx, 0 );
 579                         UpdateWindow( hWndCtl );
 580                         if( !DragObject16((HWND16)hWnd, (HWND16)hWnd, DRAGOBJ_DATA, 0, (WORD)hMemObj, hCursor) )
 581                             SendMessageA( hWndCtl, LB_ADDSTRING, (WPARAM)-1, (LPARAM)pstr );
 582                     }
 583             if( hMemObj )
 584               GlobalFree16( hMemObj );
 585                 }
 586             }
 587         }
 588         break;
 589
 590     case WM_QUERYDROPOBJECT:
 591         if( wParam == 0 )
 592       { LPDRAGINFO lpDragInfo = (LPDRAGINFO)PTR_SEG_TO_LIN((SEGPTR)lParam);
 593             if( lpDragInfo && lpDragInfo->wFlags == DRAGOBJ_DATA )
 594         { RECT rect;
 595                 if( __get_dropline( hWnd, &rect ) )
 596           { POINT pt;
 597             pt.x=lpDragInfo->pt.x;
 598             pt.x=lpDragInfo->pt.y;
 599                     rect.bottom += DROP_FIELD_HEIGHT;
 600                     if( PtInRect( &rect, pt ) )
 601             { SetWindowLongA( hWnd, DWL_MSGRESULT, 1 );
 602                         return TRUE;
 603                     }
 604                 }
 605             }
 606         }
 607         break;
 608
 609     case WM_DROPOBJECT:
 610         if( wParam == hWnd )
 611       { LPDRAGINFO lpDragInfo = (LPDRAGINFO)PTR_SEG_TO_LIN((SEGPTR)lParam);
 612             if( lpDragInfo && lpDragInfo->wFlags == DRAGOBJ_DATA && lpDragInfo->hList )
 613         { char* pstr = (char*)GlobalLock16( (HGLOBAL16)(lpDragInfo->hList) );
 614                 if( pstr )
 615           { static char __appendix_str[] = " with";
 616
 617                     hWndCtl = GetDlgItem( hWnd, IDC_WINE_TEXT );
 618                     SendMessageA( hWndCtl, WM_GETTEXT, 512, (LPARAM)Template );
 619                     if( !strncmp( Template, "WINE", 4 ) )
 620                         SetWindowTextA( GetDlgItem(hWnd, IDC_STATIC_TEXT), Template );
 621                     else
 622           { char* pch = Template + strlen(Template) - strlen(__appendix_str);
 623                         *pch = '\0';
 624                         SendMessageA( GetDlgItem(hWnd, IDC_LISTBOX), LB_ADDSTRING,
 625                                         (WPARAM)-1, (LPARAM)Template );
 626                     }
 627
 628                     strcpy( Template, pstr );
 629                     strcat( Template, __appendix_str );
 630                     SetWindowTextA( hWndCtl, Template );
 631                     SetWindowLongA( hWnd, DWL_MSGRESULT, 1 );
 632                     return TRUE;
 633                 }
 634             }
 635         }
 636         break;
 637
 638     case WM_COMMAND:
 639         if (wParam == IDOK)
 640     {  EndDialog(hWnd, TRUE);
 641             return TRUE;
 642         }
 643         break;
 644     case WM_CLOSE:
 645       EndDialog(hWnd, TRUE);
 646       break;
 647     }
 648
 649     return 0;
 650 }
 651
 652
 653 /*************************************************************************
 654  * ShellAboutA                          [SHELL32.243]
 655  */
 656 BOOL WINAPI ShellAboutA( HWND hWnd, LPCSTR szApp, LPCSTR szOtherStuff,
 657                              HICON hIcon )
 658 {   ABOUT_INFO info;
 659     HRSRC hRes;
 660     LPVOID template;
 661     TRACE("\n");
 662
 663     if(!(hRes = FindResourceA(shell32_hInstance, "SHELL_ABOUT_MSGBOX", RT_DIALOGA)))
 664         return FALSE;
 665     if(!(template = (LPVOID)LoadResource(shell32_hInstance, hRes)))
 666         return FALSE;
 667
 668     info.szApp        = szApp;
 669     info.szOtherStuff = szOtherStuff;
 670     info.hIcon        = hIcon;
 671     if (!hIcon) info.hIcon = LoadIcon16( 0, MAKEINTRESOURCE16(OIC_WINEICON) );
 672     return DialogBoxIndirectParamA( GetWindowLongA( hWnd, GWL_HINSTANCE ),
 673                                       template, hWnd, AboutDlgProc, (LPARAM)&info );
 674 }
 675
 676
 677 /*************************************************************************
 678  * ShellAboutW                          [SHELL32.244]
 679  */
 680 BOOL WINAPI ShellAboutW( HWND hWnd, LPCWSTR szApp, LPCWSTR szOtherStuff,
 681                              HICON hIcon )
 682 {   BOOL ret;
 683     ABOUT_INFO info;
 684     HRSRC hRes;
 685     LPVOID template;
 686
 687     TRACE("\n");
 688
 689     if(!(hRes = FindResourceA(shell32_hInstance, "SHELL_ABOUT_MSGBOX", RT_DIALOGA)))
 690         return FALSE;
 691     if(!(template = (LPVOID)LoadResource(shell32_hInstance, hRes)))
 692         return FALSE;
 693
 694     info.szApp        = HEAP_strdupWtoA( GetProcessHeap(), 0, szApp );
 695     info.szOtherStuff = HEAP_strdupWtoA( GetProcessHeap(), 0, szOtherStuff );
 696     info.hIcon        = hIcon;
 697     if (!hIcon) info.hIcon = LoadIcon16( 0, MAKEINTRESOURCE16(OIC_WINEICON) );
 698     ret = DialogBoxIndirectParamA( GetWindowLongA( hWnd, GWL_HINSTANCE ),
 699                                    template, hWnd, AboutDlgProc, (LPARAM)&info );
 700     HeapFree( GetProcessHeap(), 0, (LPSTR)info.szApp );
 701     HeapFree( GetProcessHeap(), 0, (LPSTR)info.szOtherStuff );
 702     return ret;
 703 }
 704
 705 /*************************************************************************
 706  * FreeIconList
 707  */
 708 void WINAPI FreeIconList( DWORD dw )
 709 { FIXME("(%lx): stub\n",dw);
 710 }
 711
 712 /***********************************************************************
 713  * DllGetVersion [SHELL32]
 714  *
 715  * Retrieves version information of the 'SHELL32.DLL'
 716  *
 717  * PARAMS
 718  *     pdvi [O] pointer to version information structure.
 719  *
 720  * RETURNS
 721  *     Success: S_OK
 722  *     Failure: E_INVALIDARG
 723  *
 724  * NOTES
 725  *     Returns version of a shell32.dll from IE4.01 SP1.
 726  */
 727
 728 HRESULT WINAPI SHELL32_DllGetVersion (DLLVERSIONINFO *pdvi)
 729 {
 730         if (pdvi->cbSize != sizeof(DLLVERSIONINFO))
 731         {
 732           WARN("wrong DLLVERSIONINFO size from app");
 733           return E_INVALIDARG;
 734         }
 735
 736         pdvi->dwMajorVersion = 4;
 737         pdvi->dwMinorVersion = 72;
 738         pdvi->dwBuildNumber = 3110;
 739         pdvi->dwPlatformID = 1;
 740
 741         TRACE("%lu.%lu.%lu.%lu\n",
 742            pdvi->dwMajorVersion, pdvi->dwMinorVersion,
 743            pdvi->dwBuildNumber, pdvi->dwPlatformID);
 744
 745         return S_OK;
 746 }
 747 /*************************************************************************
 748  * global variables of the shell32.dll
 749  * all are once per process
 750  *
 751  */
 752 void    (WINAPI* pDLLInitComctl)(LPVOID);
 753 INT     (WINAPI* pImageList_AddIcon) (HIMAGELIST himl, HICON hIcon);
 754 INT     (WINAPI* pImageList_ReplaceIcon) (HIMAGELIST, INT, HICON);
 755 HIMAGELIST (WINAPI * pImageList_Create) (INT,INT,UINT,INT,INT);
 756 BOOL    (WINAPI* pImageList_Draw) (HIMAGELIST himl, int i, HDC hdcDest, int x, int y, UINT fStyle);
 757 HICON   (WINAPI * pImageList_GetIcon) (HIMAGELIST, INT, UINT);
 758 INT     (WINAPI* pImageList_GetImageCount)(HIMAGELIST);
 759 COLORREF (WINAPI *pImageList_SetBkColor)(HIMAGELIST, COLORREF);
 760
 761 LPVOID  (WINAPI* pCOMCTL32_Alloc) (INT);
 762 BOOL    (WINAPI* pCOMCTL32_Free) (LPVOID);
 763
 764 HDPA    (WINAPI* pDPA_Create) (INT);
 765 INT     (WINAPI* pDPA_InsertPtr) (const HDPA, INT, LPVOID);
 766 BOOL    (WINAPI* pDPA_Sort) (const HDPA, PFNDPACOMPARE, LPARAM);
 767 LPVOID  (WINAPI* pDPA_GetPtr) (const HDPA, INT);
 768 BOOL    (WINAPI* pDPA_Destroy) (const HDPA);
 769 INT     (WINAPI *pDPA_Search) (const HDPA, LPVOID, INT, PFNDPACOMPARE, LPARAM, UINT);
 770 LPVOID  (WINAPI *pDPA_DeletePtr) (const HDPA hdpa, INT i);
 771
 772 /* user32 */
 773 HICON (WINAPI *pLookupIconIdFromDirectoryEx)(LPBYTE dir, BOOL bIcon, INT width, INT height, UINT cFlag);
 774 HICON (WINAPI *pCreateIconFromResourceEx)(LPBYTE bits,UINT cbSize, BOOL bIcon, DWORD dwVersion, INT width, INT height,UINT cFlag);
 775
 776 static HINSTANCE        hComctl32;
 777 static INT              shell32_RefCount = 0;
 778
 779 LONG            shell32_ObjCount = 0;
 780 HINSTANCE       shell32_hInstance = 0;
 781 HMODULE         huser32 = 0;
 782 HIMAGELIST      ShellSmallIconList = 0;
 783 HIMAGELIST      ShellBigIconList = 0;
 784
 785
 786 /*************************************************************************
 787  * SHELL32 LibMain
 788  *
 789  * NOTES
 790  *  calling oleinitialize here breaks sone apps.
 791  */
 792
 793 BOOL WINAPI Shell32LibMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID fImpLoad)
 794 {
 795         TRACE("0x%x 0x%lx %p\n", hinstDLL, fdwReason, fImpLoad);
 796
 797         switch (fdwReason)
 798         {
 799           case DLL_PROCESS_ATTACH:
 800             shell32_RefCount++;
 801             if (shell32_hInstance) return TRUE;
 802
 803             shell32_hInstance = hinstDLL;
 804             hComctl32 = GetModuleHandleA("COMCTL32.DLL");
 805             if(!huser32) huser32 = GetModuleHandleA("USER32.DLL");
 806             DisableThreadLibraryCalls(shell32_hInstance);
 807
 808             if (!hComctl32 || !huser32)
 809             {
 810               ERR("P A N I C SHELL32 loading failed\n");
 811               return FALSE;
 812             }
 813
 814             /* comctl32 */
 815             pDLLInitComctl=(void*)GetProcAddress(hComctl32,"InitCommonControlsEx");
 816             pImageList_Create=(void*)GetProcAddress(hComctl32,"ImageList_Create");
 817             pImageList_AddIcon=(void*)GetProcAddress(hComctl32,"ImageList_AddIcon");
 818             pImageList_ReplaceIcon=(void*)GetProcAddress(hComctl32,"ImageList_ReplaceIcon");
 819             pImageList_GetIcon=(void*)GetProcAddress(hComctl32,"ImageList_GetIcon");
 820             pImageList_GetImageCount=(void*)GetProcAddress(hComctl32,"ImageList_GetImageCount");
 821             pImageList_Draw=(void*)GetProcAddress(hComctl32,"ImageList_Draw");
 822             pImageList_SetBkColor=(void*)GetProcAddress(hComctl32,"ImageList_SetBkColor");
 823             pCOMCTL32_Alloc=(void*)GetProcAddress(hComctl32, (LPCSTR)71L);
 824             pCOMCTL32_Free=(void*)GetProcAddress(hComctl32, (LPCSTR)73L);
 825             pDPA_Create=(void*)GetProcAddress(hComctl32, (LPCSTR)328L);
 826             pDPA_Destroy=(void*)GetProcAddress(hComctl32, (LPCSTR)329L);
 827             pDPA_GetPtr=(void*)GetProcAddress(hComctl32, (LPCSTR)332L);
 828             pDPA_InsertPtr=(void*)GetProcAddress(hComctl32, (LPCSTR)334L);
 829             pDPA_DeletePtr=(void*)GetProcAddress(hComctl32, (LPCSTR)336L);
 830             pDPA_Sort=(void*)GetProcAddress(hComctl32, (LPCSTR)338L);
 831             pDPA_Search=(void*)GetProcAddress(hComctl32, (LPCSTR)339L);
 832             /* user32 */
 833             pLookupIconIdFromDirectoryEx=(void*)GetProcAddress(huser32,"LookupIconIdFromDirectoryEx");
 834             pCreateIconFromResourceEx=(void*)GetProcAddress(huser32,"CreateIconFromResourceEx");
 835
 836             /* initialize the common controls */
 837             if (pDLLInitComctl)
 838             {
 839               pDLLInitComctl(NULL);
 840             }
 841
 842             SIC_Initialize();
 843             SYSTRAY_Init();
 844             InitChangeNotifications();
 845             SHInitRestricted(NULL, NULL);
 846             break;
 847
 848           case DLL_THREAD_ATTACH:
 849             shell32_RefCount++;
 850             break;
 851
 852           case DLL_THREAD_DETACH:
 853             shell32_RefCount--;
 854             break;
 855
 856           case DLL_PROCESS_DETACH:
 857             shell32_RefCount--;
 858
 859             if ( !shell32_RefCount )
 860             {
 861               shell32_hInstance = 0;
 862
 863               if (pdesktopfolder)
 864               {
 865                 IShellFolder_Release(pdesktopfolder);
 866                 pdesktopfolder = NULL;
 867               }
 868
 869               SIC_Destroy();
 870               FreeChangeNotifications();
 871
 872               /* this one is here to check if AddRef/Release is balanced */
 873               if (shell32_ObjCount)
 874               {
 875                 WARN("leaving with %lu objects left (memory leak)\n", shell32_ObjCount);
 876               }
 877             }
 878
 879             TRACE("refcount=%u objcount=%lu \n", shell32_RefCount, shell32_ObjCount);
 880             break;
 881         }
 882         return TRUE;
 883 }
 884
 885 /*************************************************************************
 886  * DllInstall         [SHELL32.202]
 887  *
 888  * PARAMETERS
 889  *
 890  *    BOOL bInstall - TRUE for install, FALSE for uninstall
 891  *    LPCWSTR pszCmdLine - command line (unused by shell32?)
 892  */
 893
 894 HRESULT WINAPI SHELL32_DllInstall(BOOL bInstall, LPCWSTR cmdline)
 895 {
 896    FIXME("(%s, %s): stub!\n", bInstall ? "TRUE":"FALSE", debugstr_w(cmdline));
 897
 898    return S_OK;         /* indicate success */
 899 }
 900
 901 /***********************************************************************
 902  *              DllCanUnloadNow (SHELL32.@)
 903  */
 904 HRESULT WINAPI SHELL32_DllCanUnloadNow(void)
 905 {
 906     FIXME("(void): stub\n");
 907
 908     return S_FALSE;
 909 }