dll/win32/shell32/brsfolder.cpp

   1 /*
   2  * Copyright 1999 Juergen Schmied
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  *
  18  * FIXME:
  19  *  - many memory leaks
  20  *  - many flags unimplemented
  21  *    - implement new dialog style "make new folder" button
  22  *    - implement editbox
  23  *    - implement new dialog style resizing
  24  */
  25
  26 #include "precomp.h"
  27
  28
  29 WINE_DEFAULT_DEBUG_CHANNEL(shell);
  30
  31 /* original margins and control size */
  32 typedef struct tagLAYOUT_DATA
  33 {
  34     LONG left, width, right;
  35     LONG top, height, bottom;
  36 } LAYOUT_DATA;
  37
  38 typedef struct tagbrowse_info
  39 {
  40     HWND          hWnd;
  41     HWND          hwndTreeView;
  42     LPBROWSEINFOW lpBrowseInfo;
  43     LPITEMIDLIST  pidlRet;
  44     LAYOUT_DATA  *layout;  /* filled by LayoutInit, used by LayoutUpdate */
  45     SIZE          szMin;
  46 } browse_info;
  47
  48 typedef struct tagTV_ITEMDATA
  49 {
  50    LPSHELLFOLDER lpsfParent; /* IShellFolder of the parent */
  51    LPITEMIDLIST  lpi;        /* PIDL relative to parent */
  52    LPITEMIDLIST  lpifq;      /* Fully qualified PIDL */
  53    IEnumIDList*  pEnumIL;    /* Children iterator */
  54 } TV_ITEMDATA, *LPTV_ITEMDATA;
  55
  56 typedef struct tagLAYOUT_INFO
  57 {
  58     int iItemId;          /* control id */
  59     DWORD dwAnchor;       /* BF_* flags specifying which margins should remain constant */
  60 } LAYOUT_INFO;
  61
  62 static const LAYOUT_INFO g_layout_info[] =
  63 {
  64     {IDC_BROWSE_FOR_FOLDER_TITLE,         BF_TOP|BF_LEFT|BF_RIGHT},
  65     {IDC_BROWSE_FOR_FOLDER_STATUS,        BF_TOP|BF_LEFT|BF_RIGHT},
  66     {IDC_BROWSE_FOR_FOLDER_FOLDER,        BF_TOP|BF_LEFT|BF_RIGHT},
  67     {IDC_BROWSE_FOR_FOLDER_TREEVIEW,      BF_TOP|BF_BOTTOM|BF_LEFT|BF_RIGHT},
  68     {IDC_BROWSE_FOR_FOLDER_FOLDER,        BF_BOTTOM|BF_LEFT},
  69     {IDC_BROWSE_FOR_FOLDER_FOLDER_TEXT,    BF_BOTTOM|BF_LEFT|BF_RIGHT},
  70     {IDC_BROWSE_FOR_FOLDER_NEW_FOLDER, BF_BOTTOM|BF_LEFT},
  71     {IDOK,              BF_BOTTOM|BF_RIGHT},
  72     {IDCANCEL,          BF_BOTTOM|BF_RIGHT}
  73 };
  74
  75 #define LAYOUT_INFO_COUNT (sizeof(g_layout_info)/sizeof(g_layout_info[0]))
  76
  77 #define SUPPORTEDFLAGS (BIF_STATUSTEXT | \
  78                         BIF_BROWSEFORCOMPUTER | \
  79                         BIF_RETURNFSANCESTORS | \
  80                         BIF_RETURNONLYFSDIRS | \
  81                         BIF_NONEWFOLDERBUTTON | \
  82                         BIF_NEWDIALOGSTYLE | \
  83                         BIF_BROWSEINCLUDEFILES)
  84
  85 static void FillTreeView(browse_info*, LPSHELLFOLDER,
  86                LPITEMIDLIST, HTREEITEM, IEnumIDList*);
  87 static HTREEITEM InsertTreeViewItem( browse_info*, IShellFolder *,
  88                LPCITEMIDLIST, LPCITEMIDLIST, IEnumIDList*, HTREEITEM);
  89
  90 static const WCHAR szBrowseFolderInfo[] = L"__WINE_BRSFOLDERDLG_INFO";
  91
  92 static DWORD __inline BrowseFlagsToSHCONTF(UINT ulFlags)
  93 {
  94     return SHCONTF_FOLDERS | (ulFlags & BIF_BROWSEINCLUDEFILES ? SHCONTF_NONFOLDERS : 0);
  95 }
  96
  97 static void browsefolder_callback( LPBROWSEINFOW lpBrowseInfo, HWND hWnd,
  98                                    UINT msg, LPARAM param )
  99 {
 100     if (!lpBrowseInfo->lpfn)
 101         return;
 102     lpBrowseInfo->lpfn( hWnd, msg, param, lpBrowseInfo->lParam );
 103 }
 104
 105 static LAYOUT_DATA *LayoutInit(HWND hwnd, const LAYOUT_INFO *layout_info, int layout_count)
 106 {
 107     LAYOUT_DATA *data;
 108     RECT rcWnd;
 109     int i;
 110
 111     GetClientRect(hwnd, &rcWnd);
 112     data = (LAYOUT_DATA *)SHAlloc(sizeof(LAYOUT_DATA)*layout_count);
 113     for (i = 0; i < layout_count; i++)
 114     {
 115         RECT r;
 116         HWND hItem = GetDlgItem(hwnd, layout_info[i].iItemId);
 117
 118         if (hItem == NULL)
 119             ERR("Item %d not found\n", i);
 120         GetWindowRect(hItem, &r);
 121         MapWindowPoints(HWND_DESKTOP, hwnd, (LPPOINT)&r, 2);
 122
 123         data[i].left = r.left;
 124         data[i].right = rcWnd.right - r.right;
 125         data[i].width = r.right - r.left;
 126
 127         data[i].top = r.top;
 128         data[i].bottom = rcWnd.bottom - r.bottom;
 129         data[i].height = r.bottom - r.top;
 130     }
 131     return data;
 132 }
 133
 134 static void LayoutUpdate(HWND hwnd, LAYOUT_DATA *data, const LAYOUT_INFO *layout_info, int layout_count)
 135 {
 136     RECT rcWnd;
 137     int i;
 138
 139     GetClientRect(hwnd, &rcWnd);
 140     for (i = 0; i < layout_count; i++)
 141     {
 142         RECT r;
 143         HWND hItem = GetDlgItem(hwnd, layout_info[i].iItemId);
 144
 145         GetWindowRect(hItem, &r);
 146         MapWindowPoints(HWND_DESKTOP, hwnd, (LPPOINT)&r, 2);
 147
 148         if (layout_info[i].dwAnchor & BF_RIGHT)
 149         {
 150             r.right = rcWnd.right - data[i].right;
 151             if (!(layout_info[i].dwAnchor & BF_LEFT))
 152                 r.left = r.right - data[i].width;
 153         }
 154
 155         if (layout_info[i].dwAnchor & BF_BOTTOM)
 156         {
 157             r.bottom = rcWnd.bottom - data[i].bottom;
 158             if (!(layout_info[i].dwAnchor & BF_TOP))
 159                 r.top = r.bottom - data[i].height;
 160         }
 161
 162         SetWindowPos(hItem, NULL, r.left, r.top, r.right - r.left, r.bottom - r.top, SWP_NOZORDER);
 163     }
 164 }
 165
 166
 167 /******************************************************************************
 168  * InitializeTreeView [Internal]
 169  *
 170  * Called from WM_INITDIALOG handler.
 171  *
 172  * PARAMS
 173  *  hwndParent [I] The BrowseForFolder dialog
 174  *  root       [I] ITEMIDLIST of the root shell folder
 175  */
 176 static void InitializeTreeView( browse_info *info )
 177 {
 178     LPITEMIDLIST pidlParent, pidlChild;
 179     HIMAGELIST hImageList;
 180     HRESULT hr;
 181     IShellFolder *lpsfParent, *lpsfRoot;
 182     IEnumIDList * pEnumChildren = NULL;
 183     HTREEITEM item;
 184     DWORD flags;
 185     LPCITEMIDLIST root = info->lpBrowseInfo->pidlRoot;
 186
 187     TRACE("%p\n", info );
 188
 189     Shell_GetImageLists(NULL, &hImageList);
 190
 191     if (hImageList)
 192         SendMessageW( info->hwndTreeView, TVM_SETIMAGELIST, 0, (LPARAM)hImageList );
 193
 194     /* We want to call InsertTreeViewItem down the code, in order to insert
 195      * the root item of the treeview. Due to InsertTreeViewItem's signature,
 196      * we need the following to do this:
 197      *
 198      * + An ITEMIDLIST corresponding to _the parent_ of root.
 199      * + An ITEMIDLIST, which is a relative path from root's parent to root
 200      *   (containing a single SHITEMID).
 201      * + An IShellFolder interface pointer of root's parent folder.
 202      *
 203      * If root is 'Desktop', then root's parent is also 'Desktop'.
 204      */
 205
 206     pidlParent = ILClone(root);
 207     ILRemoveLastID(pidlParent);
 208     pidlChild = ILClone(ILFindLastID(root));
 209
 210     if (_ILIsDesktop(pidlParent)) {
 211         hr = SHGetDesktopFolder(&lpsfParent);
 212     } else {
 213         IShellFolder *lpsfDesktop;
 214         hr = SHGetDesktopFolder(&lpsfDesktop);
 215         if (FAILED(hr)) {
 216             WARN("SHGetDesktopFolder failed! hr = %08x\n", hr);
 217             ILFree(pidlChild);
 218             ILFree(pidlParent);
 219             return;
 220         }
 221         hr = lpsfDesktop->BindToObject(pidlParent, 0, IID_IShellFolder, (LPVOID *)&lpsfParent);
 222         lpsfDesktop->Release();
 223     }
 224
 225     if (FAILED(hr)) {
 226         WARN("Could not bind to parent shell folder! hr = %08x\n", hr);
 227         ILFree(pidlChild);
 228         ILFree(pidlParent);
 229         return;
 230     }
 231
 232     if (pidlChild && pidlChild->mkid.cb) {
 233         hr = lpsfParent->BindToObject(pidlChild, 0, IID_IShellFolder, (LPVOID *)&lpsfRoot);
 234     } else {
 235         lpsfRoot = lpsfParent;
 236         hr = lpsfParent->AddRef();
 237     }
 238
 239     if (FAILED(hr)) {
 240         WARN("Could not bind to root shell folder! hr = %08x\n", hr);
 241         lpsfParent->Release();
 242         ILFree(pidlChild);
 243         ILFree(pidlParent);
 244         return;
 245     }
 246
 247     flags = BrowseFlagsToSHCONTF( info->lpBrowseInfo->ulFlags );
 248     hr = lpsfRoot->EnumObjects(info->hWnd, flags, &pEnumChildren );
 249     if (FAILED(hr)) {
 250         WARN("Could not get child iterator! hr = %08x\n", hr);
 251         lpsfParent->Release();
 252         lpsfRoot->Release();
 253         ILFree(pidlChild);
 254         ILFree(pidlParent);
 255         return;
 256     }
 257
 258     SendMessageW( info->hwndTreeView, TVM_DELETEITEM, 0, (LPARAM)TVI_ROOT );
 259     item = InsertTreeViewItem( info, lpsfParent, pidlChild,
 260                                pidlParent, pEnumChildren, TVI_ROOT );
 261     SendMessageW( info->hwndTreeView, TVM_EXPAND, TVE_EXPAND, (LPARAM)item );
 262
 263     ILFree(pidlChild);
 264     ILFree(pidlParent);
 265     lpsfRoot->Release();
 266     lpsfParent->Release();
 267 }
 268
 269 static int GetIcon(LPCITEMIDLIST lpi, UINT uFlags)
 270 {
 271     SHFILEINFOW sfi;
 272     SHGetFileInfoW((LPCWSTR)lpi, 0 ,&sfi, sizeof(SHFILEINFOW), uFlags);
 273     return sfi.iIcon;
 274 }
 275
 276 static void GetNormalAndSelectedIcons(LPITEMIDLIST lpifq, LPTVITEMW lpTV_ITEM)
 277 {
 278     LPITEMIDLIST pidlDesktop = NULL;
 279     DWORD flags;
 280
 281     TRACE("%p %p\n",lpifq, lpTV_ITEM);
 282
 283     if (!lpifq)
 284     {
 285         pidlDesktop = _ILCreateDesktop();
 286         lpifq = pidlDesktop;
 287     }
 288
 289     flags = SHGFI_PIDL | SHGFI_SYSICONINDEX | SHGFI_SMALLICON;
 290     lpTV_ITEM->iImage = GetIcon( lpifq, flags );
 291
 292     flags = SHGFI_PIDL | SHGFI_SYSICONINDEX | SHGFI_SMALLICON | SHGFI_OPENICON;
 293     lpTV_ITEM->iSelectedImage = GetIcon( lpifq, flags );
 294
 295     if (pidlDesktop)
 296         ILFree( pidlDesktop );
 297 }
 298
 299 /******************************************************************************
 300  * GetName [Internal]
 301  *
 302  * Query a shell folder for the display name of one of it's children
 303  *
 304  * PARAMS
 305  *  lpsf           [I] IShellFolder interface of the folder to be queried.
 306  *  lpi            [I] ITEMIDLIST of the child, relative to parent
 307  *  dwFlags        [I] as in IShellFolder::GetDisplayNameOf
 308  *  lpFriendlyName [O] The desired display name in unicode
 309  *
 310  * RETURNS
 311  *  Success: TRUE
 312  *  Failure: FALSE
 313  */
 314 static BOOL GetName(LPSHELLFOLDER lpsf, LPCITEMIDLIST lpi, DWORD dwFlags, LPWSTR lpFriendlyName)
 315 {
 316     BOOL   bSuccess=TRUE;
 317     STRRET str;
 318
 319     TRACE("%p %p %x %p\n", lpsf, lpi, dwFlags, lpFriendlyName);
 320     if (SUCCEEDED(lpsf->GetDisplayNameOf(lpi, dwFlags, &str)))
 321           bSuccess = StrRetToStrNW(lpFriendlyName, MAX_PATH, &str, lpi);
 322     else
 323       bSuccess = FALSE;
 324
 325     TRACE("-- %s\n", debugstr_w(lpFriendlyName));
 326     return bSuccess;
 327 }
 328
 329 /******************************************************************************
 330  * InsertTreeViewItem [Internal]
 331  *
 332  * PARAMS
 333  *  info       [I] data for the dialog
 334  *  lpsf       [I] IShellFolder interface of the item's parent shell folder
 335  *  pidl       [I] ITEMIDLIST of the child to insert, relative to parent
 336  *  pidlParent [I] ITEMIDLIST of the parent shell folder
 337  *  pEnumIL    [I] Iterator for the children of the item to be inserted
 338  *  hParent    [I] The treeview-item that represents the parent shell folder
 339  *
 340  * RETURNS
 341  *  Success: Handle to the created and inserted treeview-item
 342  *  Failure: NULL
 343  */
 344 static HTREEITEM InsertTreeViewItem( browse_info *info, IShellFolder * lpsf,
 345     LPCITEMIDLIST pidl, LPCITEMIDLIST pidlParent, IEnumIDList* pEnumIL,
 346     HTREEITEM hParent)
 347 {
 348     TVITEMW     tvi;
 349     TVINSERTSTRUCTW    tvins;
 350     WCHAR        szBuff[MAX_PATH];
 351     LPTV_ITEMDATA    lptvid=0;
 352
 353     tvi.mask  = TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_PARAM;
 354
 355     tvi.cChildren= pEnumIL ? 1 : 0;
 356     tvi.mask |= TVIF_CHILDREN;
 357
 358     lptvid = (TV_ITEMDATA *)SHAlloc( sizeof(TV_ITEMDATA) );
 359     if (!lptvid)
 360         return NULL;
 361
 362     if (!GetName(lpsf, pidl, SHGDN_NORMAL, szBuff))
 363         return NULL;
 364
 365     tvi.pszText    = szBuff;
 366     tvi.cchTextMax = MAX_PATH;
 367     tvi.lParam = (LPARAM)lptvid;
 368
 369     lpsf->AddRef();
 370     lptvid->lpsfParent = lpsf;
 371     lptvid->lpi    = ILClone(pidl);
 372     lptvid->lpifq    = pidlParent ? ILCombine(pidlParent, pidl) : ILClone(pidl);
 373     lptvid->pEnumIL = pEnumIL;
 374     GetNormalAndSelectedIcons(lptvid->lpifq, &tvi);
 375
 376     tvins.item         = tvi;
 377     tvins.hInsertAfter = NULL;
 378     tvins.hParent      = hParent;
 379
 380     return TreeView_InsertItem( info->hwndTreeView, &tvins );
 381 }
 382
 383 /******************************************************************************
 384  * FillTreeView [Internal]
 385  *
 386  * For each child (given by lpe) of the parent shell folder, which is given by
 387  * lpsf and whose PIDL is pidl, insert a treeview-item right under hParent
 388  *
 389  * PARAMS
 390  *  info    [I] data for the dialog
 391  *  lpsf    [I] IShellFolder interface of the parent shell folder
 392  *  pidl    [I] ITEMIDLIST of the parent shell folder
 393  *  hParent [I] The treeview item that represents the parent shell folder
 394  *  lpe     [I] An iterator for the children of the parent shell folder
 395  */
 396 static void FillTreeView( browse_info *info, IShellFolder * lpsf,
 397                  LPITEMIDLIST  pidl, HTREEITEM hParent, IEnumIDList* lpe)
 398 {
 399     LPITEMIDLIST    pidlTemp = 0;
 400     ULONG        ulFetched;
 401     HRESULT        hr;
 402     HWND        hwnd = GetParent( info->hwndTreeView );
 403
 404     TRACE("%p %p %p %p\n",lpsf, pidl, hParent, lpe);
 405
 406     /* No IEnumIDList -> No children */
 407     if (!lpe) return;
 408
 409     SetCapture( hwnd );
 410     SetCursor( LoadCursorA( 0, (LPSTR)IDC_WAIT ) );
 411
 412     while (S_OK == lpe->Next(1,&pidlTemp,&ulFetched))
 413     {
 414         ULONG ulAttrs = SFGAO_HASSUBFOLDER | SFGAO_FOLDER;
 415         IEnumIDList* pEnumIL = NULL;
 416         IShellFolder* pSFChild = NULL;
 417         lpsf->GetAttributesOf(1, (LPCITEMIDLIST*)&pidlTemp, &ulAttrs);
 418         if (ulAttrs & SFGAO_FOLDER)
 419         {
 420             hr = lpsf->BindToObject(pidlTemp, NULL, IID_IShellFolder, (LPVOID *)&pSFChild);
 421             if (SUCCEEDED(hr))
 422                 {
 423                 DWORD flags = BrowseFlagsToSHCONTF(info->lpBrowseInfo->ulFlags);
 424                 hr = pSFChild->EnumObjects(hwnd, flags, &pEnumIL);
 425                     if (hr == S_OK)
 426                     {
 427                         if ((pEnumIL->Skip(1) != S_OK) ||
 428                              FAILED(pEnumIL->Reset()))
 429                         {
 430                             pEnumIL->Release();
 431                             pEnumIL = NULL;
 432                         }
 433                     }
 434                     pSFChild->Release();
 435                 }
 436         }
 437
 438         if (!InsertTreeViewItem(info, lpsf, pidlTemp, pidl, pEnumIL, hParent))
 439             goto done;
 440         SHFree(pidlTemp);  /* Finally, free the pidl that the shell gave us... */
 441         pidlTemp=NULL;
 442     }
 443
 444 done:
 445     ReleaseCapture();
 446     SetCursor(LoadCursorW(0, (LPWSTR)IDC_ARROW));
 447     SHFree(pidlTemp);
 448 }
 449
 450 static BOOL __inline PIDLIsType(LPCITEMIDLIST pidl, PIDLTYPE type)
 451 {
 452     LPPIDLDATA data = _ILGetDataPointer(pidl);
 453     if (!data)
 454         return FALSE;
 455     return (data->type == type);
 456 }
 457
 458 static void BrsFolder_CheckValidSelection( browse_info *info, LPTV_ITEMDATA lptvid )
 459 {
 460     LPBROWSEINFOW lpBrowseInfo = info->lpBrowseInfo;
 461     LPCITEMIDLIST pidl = lptvid->lpi;
 462     BOOL bEnabled = TRUE;
 463     DWORD dwAttributes;
 464     HRESULT r;
 465
 466     if ((lpBrowseInfo->ulFlags & BIF_BROWSEFORCOMPUTER) &&
 467         !PIDLIsType(pidl, PT_COMP))
 468         bEnabled = FALSE;
 469     if (lpBrowseInfo->ulFlags & BIF_RETURNFSANCESTORS)
 470     {
 471         dwAttributes = SFGAO_FILESYSANCESTOR | SFGAO_FILESYSTEM;
 472         r = lptvid->lpsfParent->GetAttributesOf(1,
 473                                 (LPCITEMIDLIST*)&lptvid->lpi, &dwAttributes);
 474         if (FAILED(r) || !(dwAttributes & (SFGAO_FILESYSANCESTOR|SFGAO_FILESYSTEM)))
 475             bEnabled = FALSE;
 476     }
 477
 478     dwAttributes = SFGAO_FOLDER | SFGAO_FILESYSTEM;
 479     r = lptvid->lpsfParent->GetAttributesOf(1,
 480                                             (LPCITEMIDLIST*)&lptvid->lpi,
 481                                             &dwAttributes);
 482     if (FAILED(r) ||
 483         ((dwAttributes & (SFGAO_FOLDER|SFGAO_FILESYSTEM)) != (SFGAO_FOLDER|SFGAO_FILESYSTEM)))
 484     {
 485         if (lpBrowseInfo->ulFlags & BIF_RETURNONLYFSDIRS)
 486             bEnabled = FALSE;
 487         EnableWindow(GetDlgItem(info->hWnd, IDC_BROWSE_FOR_FOLDER_NEW_FOLDER), FALSE);
 488     }
 489     else
 490         EnableWindow(GetDlgItem(info->hWnd, IDC_BROWSE_FOR_FOLDER_NEW_FOLDER), TRUE);
 491
 492     SendMessageW(info->hWnd, BFFM_ENABLEOK, 0, bEnabled);
 493 }
 494
 495 static LRESULT BrsFolder_Treeview_Delete( browse_info *info, NMTREEVIEWW *pnmtv )
 496 {
 497     LPTV_ITEMDATA lptvid = (LPTV_ITEMDATA)pnmtv->itemOld.lParam;
 498
 499     TRACE("TVN_DELETEITEMA/W %p\n", lptvid);
 500
 501     lptvid->lpsfParent->Release();
 502     if (lptvid->pEnumIL)
 503         lptvid->pEnumIL->Release();
 504     SHFree(lptvid->lpi);
 505     SHFree(lptvid->lpifq);
 506     SHFree(lptvid);
 507     return 0;
 508 }
 509
 510 static LRESULT BrsFolder_Treeview_Expand( browse_info *info, NMTREEVIEWW *pnmtv )
 511 {
 512     IShellFolder *lpsf2 = NULL;
 513     LPTV_ITEMDATA lptvid = (LPTV_ITEMDATA) pnmtv->itemNew.lParam;
 514     HRESULT r;
 515
 516     TRACE("TVN_ITEMEXPANDINGA/W\n");
 517
 518     if ((pnmtv->itemNew.state & TVIS_EXPANDEDONCE))
 519         return 0;
 520
 521     if (lptvid->lpi && lptvid->lpi->mkid.cb) {
 522         r = lptvid->lpsfParent->BindToObject(lptvid->lpi, 0,
 523                                       IID_IShellFolder, (LPVOID *)&lpsf2 );
 524     } else {
 525         lpsf2 = lptvid->lpsfParent;
 526         r = lpsf2->AddRef();
 527     }
 528
 529     if (SUCCEEDED(r))
 530     {
 531         FillTreeView( info, lpsf2, lptvid->lpifq, pnmtv->itemNew.hItem, lptvid->pEnumIL);
 532         lpsf2->Release();
 533     }
 534
 535     /* My Computer is already sorted and trying to do a simple text
 536      * sort will only mess things up */
 537     if (!_ILIsMyComputer(lptvid->lpi))
 538         SendMessageW( info->hwndTreeView, TVM_SORTCHILDREN,
 539                       FALSE, (LPARAM)pnmtv->itemNew.hItem );
 540
 541     return 0;
 542 }
 543
 544 static HRESULT BrsFolder_Treeview_Changed( browse_info *info, NMTREEVIEWW *pnmtv )
 545 {
 546     LPTV_ITEMDATA lptvid = (LPTV_ITEMDATA) pnmtv->itemNew.lParam;
 547     WCHAR name[MAX_PATH];
 548
 549     ILFree(info->pidlRet);
 550     info->pidlRet = ILClone(lptvid->lpifq);
 551
 552     if (GetName(lptvid->lpsfParent, lptvid->lpi, SHGDN_NORMAL, name))
 553             SetWindowTextW( GetDlgItem(info->hWnd, IDC_BROWSE_FOR_FOLDER_FOLDER_TEXT), name );
 554
 555     browsefolder_callback( info->lpBrowseInfo, info->hWnd, BFFM_SELCHANGED,
 556                            (LPARAM)info->pidlRet );
 557     BrsFolder_CheckValidSelection( info, lptvid );
 558     return 0;
 559 }
 560
 561 static LRESULT BrsFolder_Treeview_Rename(browse_info *info, NMTVDISPINFOW *pnmtv)
 562 {
 563     LPTV_ITEMDATA item_data;
 564     WCHAR old_path[MAX_PATH], new_path[MAX_PATH], *p;
 565     NMTREEVIEWW nmtv;
 566     TVITEMW item;
 567
 568     if(!pnmtv->item.pszText)
 569         return 0;
 570
 571     item.mask = TVIF_HANDLE|TVIF_PARAM;
 572     item.hItem = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_CARET, 0);
 573     SendMessageW(info->hwndTreeView, TVM_GETITEMW, 0, (LPARAM)&item);
 574     item_data = (LPTV_ITEMDATA)item.lParam;
 575
 576     SHGetPathFromIDListW(item_data->lpifq, old_path);
 577     if(!(p = strrchrW(old_path, '\\')))
 578         return 0;
 579     p = new_path+(p-old_path+1);
 580     memcpy(new_path, old_path, (p-new_path)*sizeof(WCHAR));
 581     strcpyW(p, pnmtv->item.pszText);
 582
 583     if(!MoveFileW(old_path, new_path))
 584         return 0;
 585
 586     SHFree(item_data->lpifq);
 587     SHFree(item_data->lpi);
 588     item_data->lpifq = SHSimpleIDListFromPathW(new_path);
 589     item_data->lpsfParent->ParseDisplayName(NULL, NULL, pnmtv->item.pszText,
 590                                             NULL, &item_data->lpi, NULL);
 591
 592     item.mask = TVIF_HANDLE|TVIF_TEXT;
 593     item.pszText = pnmtv->item.pszText;
 594     SendMessageW(info->hwndTreeView, TVM_SETITEMW, 0, (LPARAM)&item);
 595
 596     nmtv.itemNew.lParam = item.lParam;
 597     BrsFolder_Treeview_Changed(info, &nmtv);
 598     return 0;
 599 }
 600
 601 static LRESULT BrsFolder_OnNotify( browse_info *info, UINT CtlID, LPNMHDR lpnmh )
 602 {
 603     NMTREEVIEWW *pnmtv = (NMTREEVIEWW *)lpnmh;
 604
 605     TRACE("%p %x %p msg=%x\n", info, CtlID, lpnmh, pnmtv->hdr.code);
 606
 607     if (pnmtv->hdr.idFrom != IDC_BROWSE_FOR_FOLDER_TREEVIEW)
 608         return 0;
 609
 610     switch (pnmtv->hdr.code)
 611     {
 612     case TVN_DELETEITEMA:
 613     case TVN_DELETEITEMW:
 614         return BrsFolder_Treeview_Delete( info, pnmtv );
 615
 616     case TVN_ITEMEXPANDINGA:
 617     case TVN_ITEMEXPANDINGW:
 618         return BrsFolder_Treeview_Expand( info, pnmtv );
 619
 620     case TVN_SELCHANGEDA:
 621     case TVN_SELCHANGEDW:
 622         return BrsFolder_Treeview_Changed( info, pnmtv );
 623
 624     case TVN_ENDLABELEDITA:
 625     case TVN_ENDLABELEDITW:
 626         return BrsFolder_Treeview_Rename( info, (LPNMTVDISPINFOW)pnmtv );
 627
 628     default:
 629         WARN("unhandled (%d)\n", pnmtv->hdr.code);
 630         break;
 631     }
 632
 633     return 0;
 634 }
 635
 636
 637 static BOOL BrsFolder_OnCreate( HWND hWnd, browse_info *info )
 638 {
 639     LPBROWSEINFOW lpBrowseInfo = info->lpBrowseInfo;
 640
 641     info->hWnd = hWnd;
 642     SetPropW( hWnd, szBrowseFolderInfo, info );
 643
 644     if (lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE)
 645         FIXME("flags BIF_NEWDIALOGSTYLE partially implemented\n");
 646     if (lpBrowseInfo->ulFlags & ~SUPPORTEDFLAGS)
 647     FIXME("flags %x not implemented\n", lpBrowseInfo->ulFlags & ~SUPPORTEDFLAGS);
 648
 649     if (lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE)
 650     {
 651         RECT rcWnd;
 652
 653         info->layout = LayoutInit(hWnd, g_layout_info, LAYOUT_INFO_COUNT);
 654
 655         /* TODO: Windows allows shrinking the windows a bit */
 656         GetWindowRect(hWnd, &rcWnd);
 657         info->szMin.cx = rcWnd.right - rcWnd.left;
 658         info->szMin.cy = rcWnd.bottom - rcWnd.top;
 659     }
 660     else
 661     {
 662         info->layout = NULL;
 663     }
 664
 665     if (lpBrowseInfo->lpszTitle)
 666         SetWindowTextW( GetDlgItem(hWnd, IDC_BROWSE_FOR_FOLDER_TITLE), lpBrowseInfo->lpszTitle );
 667     else
 668         ShowWindow( GetDlgItem(hWnd, IDC_BROWSE_FOR_FOLDER_TITLE), SW_HIDE );
 669
 670     if (!(lpBrowseInfo->ulFlags & BIF_STATUSTEXT)
 671         || (lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE))
 672         ShowWindow( GetDlgItem(hWnd, IDC_BROWSE_FOR_FOLDER_STATUS), SW_HIDE );
 673
 674     /* Hide "Make New Folder" Button? */
 675     if ((lpBrowseInfo->ulFlags & BIF_NONEWFOLDERBUTTON)
 676         || !(lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE))
 677         ShowWindow( GetDlgItem(hWnd, IDC_BROWSE_FOR_FOLDER_NEW_FOLDER), SW_HIDE );
 678
 679     /* Hide the editbox? */
 680     if (!(lpBrowseInfo->ulFlags & BIF_EDITBOX))
 681     {
 682         ShowWindow( GetDlgItem(hWnd, IDC_BROWSE_FOR_FOLDER_FOLDER), SW_HIDE );
 683         ShowWindow( GetDlgItem(hWnd, IDC_BROWSE_FOR_FOLDER_FOLDER_TEXT), SW_HIDE );
 684     }
 685
 686     info->hwndTreeView = GetDlgItem( hWnd, IDC_BROWSE_FOR_FOLDER_TREEVIEW );
 687     if (info->hwndTreeView)
 688     {
 689         InitializeTreeView( info );
 690
 691         /* Resize the treeview if there's not editbox */
 692         if ((lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE)
 693             && !(lpBrowseInfo->ulFlags & BIF_EDITBOX))
 694         {
 695             RECT rc;
 696             GetClientRect(info->hwndTreeView, &rc);
 697             SetWindowPos(info->hwndTreeView, HWND_TOP, 0, 0,
 698                          rc.right, rc.bottom + 40, SWP_NOMOVE);
 699         }
 700     }
 701     else
 702         ERR("treeview control missing!\n");
 703
 704     browsefolder_callback( info->lpBrowseInfo, hWnd, BFFM_INITIALIZED, 0 );
 705
 706     return TRUE;
 707 }
 708
 709 static HRESULT BrsFolder_Rename(browse_info *info, HTREEITEM rename)
 710 {
 711     SendMessageW(info->hwndTreeView, TVM_SELECTITEM, TVGN_CARET, (LPARAM)rename);
 712     SendMessageW(info->hwndTreeView, TVM_EDITLABELW, 0, (LPARAM)rename);
 713     return S_OK;
 714 }
 715
 716 static HRESULT BrsFolder_NewFolder(browse_info *info)
 717 {
 718     DWORD flags = BrowseFlagsToSHCONTF(info->lpBrowseInfo->ulFlags);
 719     IShellFolder *desktop, *cur;
 720     ISFHelper *sfhelper;
 721     WCHAR name[MAX_PATH];
 722     HTREEITEM parent, added;
 723     LPTV_ITEMDATA item_data;
 724     LPITEMIDLIST new_item;
 725     TVITEMW item;
 726     HRESULT hr;
 727     int len;
 728
 729     if(!info->pidlRet) {
 730         ERR("Make new folder button should be disabled\n");
 731         return E_FAIL;
 732     }
 733
 734     /* Create new directory */
 735     hr = SHGetDesktopFolder(&desktop);
 736     if(FAILED(hr))
 737         return hr;
 738     hr = desktop->BindToObject(info->pidlRet, 0, IID_IShellFolder, (LPVOID *)&cur);
 739     desktop->Release();
 740     if(FAILED(hr))
 741         return hr;
 742
 743     hr = cur->QueryInterface(IID_ISFHelper, (LPVOID *)&sfhelper);
 744     if(FAILED(hr))
 745         return hr;
 746
 747     hr = SHGetPathFromIDListW(info->pidlRet, name);
 748     if(FAILED(hr))
 749         goto cleanup;
 750
 751     len = strlenW(name);
 752     if(len<MAX_PATH)
 753         name[len++] = '\\';
 754     hr = sfhelper->GetUniqueName(&name[len], MAX_PATH-len);
 755     sfhelper->Release();
 756     if(FAILED(hr))
 757         goto cleanup;
 758
 759     hr = E_FAIL;
 760     if(!CreateDirectoryW(name, NULL))
 761         goto cleanup;
 762
 763     /* Update parent of newly created directory */
 764     parent = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_CARET, 0);
 765     if(!parent)
 766         goto cleanup;
 767
 768     SendMessageW(info->hwndTreeView, TVM_EXPAND, TVE_EXPAND, (LPARAM)parent);
 769
 770     memset(&item, 0, sizeof(TVITEMW));
 771     item.mask = TVIF_PARAM|TVIF_STATE;
 772     item.hItem = parent;
 773     SendMessageW(info->hwndTreeView, TVM_GETITEMW, 0, (LPARAM)&item);
 774     item_data = (LPTV_ITEMDATA)item.lParam;
 775     if(!item_data)
 776         goto cleanup;
 777
 778     if(item_data->pEnumIL)
 779         item_data->pEnumIL->Release();
 780     hr = cur->EnumObjects(info->hwndTreeView, flags, &item_data->pEnumIL);
 781     if(FAILED(hr))
 782         goto cleanup;
 783
 784     /* Update treeview */
 785     if(!(item.state&TVIS_EXPANDEDONCE)) {
 786         item.mask = TVIF_STATE;
 787         item.state = TVIS_EXPANDEDONCE;
 788         item.stateMask = TVIS_EXPANDEDONCE;
 789         SendMessageW(info->hwndTreeView, TVM_SETITEMW, 0, (LPARAM)&item);
 790     }
 791
 792     hr = cur->ParseDisplayName(NULL, NULL, name+len, NULL, &new_item, NULL);
 793     if(FAILED(hr))
 794         goto cleanup;
 795
 796     added = InsertTreeViewItem(info, cur, new_item, item_data->lpifq, NULL, parent);
 797     cur->Release();
 798     SHFree(new_item);
 799
 800     SendMessageW(info->hwndTreeView, TVM_SORTCHILDREN, FALSE, (LPARAM)parent);
 801     return BrsFolder_Rename(info, added);
 802
 803 cleanup:
 804     return hr;
 805 }
 806
 807 static BOOL BrsFolder_OnCommand( browse_info *info, UINT id )
 808 {
 809     LPBROWSEINFOW lpBrowseInfo = info->lpBrowseInfo;
 810
 811     switch (id)
 812     {
 813     case IDOK:
 814         /* The original pidl is owned by the treeview and will be free'd. */
 815         info->pidlRet = ILClone(info->pidlRet);
 816         if (info->pidlRet == NULL) /* A null pidl would mean a cancel */
 817             info->pidlRet = _ILCreateDesktop();
 818         pdump( info->pidlRet );
 819         if (lpBrowseInfo->pszDisplayName)
 820             SHGetPathFromIDListW( info->pidlRet, lpBrowseInfo->pszDisplayName );
 821         EndDialog( info->hWnd, 1 );
 822         return TRUE;
 823
 824     case IDCANCEL:
 825         EndDialog( info->hWnd, 0 );
 826         return TRUE;
 827
 828     case IDC_BROWSE_FOR_FOLDER_NEW_FOLDER:
 829         BrsFolder_NewFolder(info);
 830         return TRUE;
 831     }
 832     return FALSE;
 833 }
 834
 835 static BOOL BrsFolder_OnSetExpanded(browse_info *info, LPVOID selection,
 836     BOOL is_str, HTREEITEM *pItem)
 837 {
 838     LPITEMIDLIST pidlSelection = (LPITEMIDLIST)selection;
 839     LPCITEMIDLIST pidlCurrent, pidlRoot;
 840     TVITEMEXW item;
 841     BOOL bResult = FALSE;
 842
 843     memset(&item, 0, sizeof(item));
 844
 845     /* If 'selection' is a string, convert to a Shell ID List. */
 846     if (is_str) {
 847         IShellFolder *psfDesktop;
 848         HRESULT hr;
 849
 850         hr = SHGetDesktopFolder(&psfDesktop);
 851         if (FAILED(hr))
 852             goto done;
 853
 854         hr = psfDesktop->ParseDisplayName(NULL, NULL, (LPOLESTR)selection,
 855                                           NULL, &pidlSelection, NULL);
 856         psfDesktop->Release();
 857         if (FAILED(hr))
 858             goto done;
 859     }
 860
 861     /* Move pidlCurrent behind the SHITEMIDs in pidlSelection, which are the root of
 862      * the sub-tree currently displayed. */
 863     pidlRoot = info->lpBrowseInfo->pidlRoot;
 864     pidlCurrent = pidlSelection;
 865     while (!_ILIsEmpty(pidlRoot) && _ILIsEqualSimple(pidlRoot, pidlCurrent)) {
 866         pidlRoot = ILGetNext(pidlRoot);
 867         pidlCurrent = ILGetNext(pidlCurrent);
 868     }
 869
 870     /* The given ID List is not part of the SHBrowseForFolder's current sub-tree. */
 871     if (!_ILIsEmpty(pidlRoot))
 872         goto done;
 873
 874     /* Initialize item to point to the first child of the root folder. */
 875     item.mask = TVIF_PARAM;
 876     item.hItem = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_ROOT, 0);
 877
 878     if (item.hItem)
 879         item.hItem = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_CHILD,
 880                                              (LPARAM)item.hItem);
 881
 882     /* Walk the tree along the nodes corresponding to the remaining ITEMIDLIST */
 883     while (item.hItem && !_ILIsEmpty(pidlCurrent)) {
 884         LPTV_ITEMDATA pItemData;
 885
 886         SendMessageW(info->hwndTreeView, TVM_GETITEMW, 0, (LPARAM)&item);
 887         pItemData = (LPTV_ITEMDATA)item.lParam;
 888
 889         if (_ILIsEqualSimple(pItemData->lpi, pidlCurrent)) {
 890             pidlCurrent = ILGetNext(pidlCurrent);
 891             if (!_ILIsEmpty(pidlCurrent)) {
 892                 /* Only expand current node and move on to it's first child,
 893                  * if we didn't already reach the last SHITEMID */
 894                 SendMessageW(info->hwndTreeView, TVM_EXPAND, TVE_EXPAND, (LPARAM)item.hItem);
 895                 item.hItem = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_CHILD,
 896                                                      (LPARAM)item.hItem);
 897             }
 898         } else {
 899             item.hItem = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_NEXT,
 900                                                  (LPARAM)item.hItem);
 901         }
 902     }
 903
 904     if (_ILIsEmpty(pidlCurrent) && item.hItem)
 905         bResult = TRUE;
 906
 907 done:
 908     if (pidlSelection && pidlSelection != (LPITEMIDLIST)selection)
 909         ILFree(pidlSelection);
 910
 911     if (pItem)
 912         *pItem = item.hItem;
 913
 914     return bResult;
 915 }
 916
 917 static BOOL BrsFolder_OnSetSelectionW(browse_info *info, LPVOID selection, BOOL is_str) {
 918     HTREEITEM hItem;
 919     BOOL bResult;
 920
 921     if (!selection) return FALSE;
 922
 923     bResult = BrsFolder_OnSetExpanded(info, selection, is_str, &hItem);
 924     if (bResult)
 925         SendMessageW(info->hwndTreeView, TVM_SELECTITEM, TVGN_CARET, (LPARAM)hItem );
 926     return bResult;
 927 }
 928
 929 static BOOL BrsFolder_OnSetSelectionA(browse_info *info, LPVOID selection, BOOL is_str) {
 930     LPWSTR selectionW = NULL;
 931     BOOL result = FALSE;
 932     int length;
 933
 934     if (!is_str)
 935         return BrsFolder_OnSetSelectionW(info, selection, is_str);
 936
 937     if ((length = MultiByteToWideChar(CP_ACP, 0, (LPCSTR)selection, -1, NULL, 0)) &&
 938         (selectionW = (LPWSTR)HeapAlloc(GetProcessHeap(), 0, length * sizeof(WCHAR))) &&
 939         MultiByteToWideChar(CP_ACP, 0, (LPCSTR)selection, -1, selectionW, length))
 940     {
 941         result = BrsFolder_OnSetSelectionW(info, selectionW, is_str);
 942     }
 943
 944     HeapFree(GetProcessHeap(), 0, selectionW);
 945     return result;
 946 }
 947
 948 static BOOL BrsFolder_OnWindowPosChanging(browse_info *info, WINDOWPOS *pos)
 949 {
 950     if ((info->lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE) && !(pos->flags & SWP_NOSIZE))
 951     {
 952         if (pos->cx < info->szMin.cx)
 953             pos->cx = info->szMin.cx;
 954         if (pos->cy < info->szMin.cy)
 955             pos->cy = info->szMin.cy;
 956     }
 957     return 0;
 958 }
 959
 960 static INT BrsFolder_OnDestroy(browse_info *info)
 961 {
 962     if (info->layout)
 963     {
 964         SHFree(info->layout);
 965         info->layout = NULL;
 966     }
 967
 968     return 0;
 969 }
 970
 971 /*************************************************************************
 972  *             BrsFolderDlgProc32  (not an exported API function)
 973  */
 974 static INT_PTR CALLBACK BrsFolderDlgProc( HWND hWnd, UINT msg, WPARAM wParam,
 975                                           LPARAM lParam )
 976 {
 977     browse_info *info;
 978
 979     TRACE("hwnd=%p msg=%04x 0x%08lx 0x%08lx\n", hWnd, msg, wParam, lParam );
 980
 981     if (msg == WM_INITDIALOG)
 982         return BrsFolder_OnCreate( hWnd, (browse_info*) lParam );
 983
 984     info = (browse_info*) GetPropW( hWnd, szBrowseFolderInfo );
 985
 986     switch (msg)
 987     {
 988     case WM_NOTIFY:
 989         return BrsFolder_OnNotify( info, (UINT)wParam, (LPNMHDR)lParam);
 990
 991     case WM_COMMAND:
 992         return BrsFolder_OnCommand( info, wParam );
 993
 994     case WM_WINDOWPOSCHANGING:
 995         return BrsFolder_OnWindowPosChanging( info, (WINDOWPOS *)lParam);
 996
 997     case WM_SIZE:
 998         if (info->layout)  /* new style dialogs */
 999             LayoutUpdate(hWnd, info->layout, g_layout_info, LAYOUT_INFO_COUNT);
1000         return 0;
1001
1002     case BFFM_SETSTATUSTEXTA:
1003         TRACE("Set status %s\n", debugstr_a((LPSTR)lParam));
1004         SetWindowTextA(GetDlgItem(hWnd, IDC_BROWSE_FOR_FOLDER_STATUS), (LPSTR)lParam);
1005         break;
1006
1007     case BFFM_SETSTATUSTEXTW:
1008         TRACE("Set status %s\n", debugstr_w((LPWSTR)lParam));
1009         SetWindowTextW(GetDlgItem(hWnd, IDC_BROWSE_FOR_FOLDER_STATUS), (LPWSTR)lParam);
1010         break;
1011
1012     case BFFM_ENABLEOK:
1013         TRACE("Enable %ld\n", lParam);
1014         EnableWindow(GetDlgItem(hWnd, 1), (lParam)?TRUE:FALSE);
1015         break;
1016
1017     case BFFM_SETOKTEXT: /* unicode only */
1018         TRACE("Set OK text %s\n", debugstr_w((LPWSTR)wParam));
1019         SetWindowTextW(GetDlgItem(hWnd, 1), (LPWSTR)wParam);
1020         break;
1021
1022     case BFFM_SETSELECTIONA:
1023         return BrsFolder_OnSetSelectionA(info, (LPVOID)lParam, (BOOL)wParam);
1024
1025     case BFFM_SETSELECTIONW:
1026         return BrsFolder_OnSetSelectionW(info, (LPVOID)lParam, (BOOL)wParam);
1027
1028     case BFFM_SETEXPANDED: /* unicode only */
1029         return BrsFolder_OnSetExpanded(info, (LPVOID)lParam, (BOOL)wParam, NULL);
1030
1031     case WM_DESTROY:
1032         return BrsFolder_OnDestroy(info);
1033     }
1034     return FALSE;
1035 }
1036
1037
1038
1039
1040 /*************************************************************************
1041  * SHBrowseForFolderA [SHELL32.@]
1042  * SHBrowseForFolder  [SHELL32.@]
1043  */
1044 LPITEMIDLIST WINAPI SHBrowseForFolderA (LPBROWSEINFOA lpbi)
1045 {
1046     BROWSEINFOW bi;
1047     LPITEMIDLIST lpid;
1048     INT len;
1049     LPWSTR title;
1050
1051     TRACE("%p\n", lpbi);
1052
1053     bi.hwndOwner = lpbi->hwndOwner;
1054     bi.pidlRoot = lpbi->pidlRoot;
1055     if (lpbi->pszDisplayName)
1056     {
1057         bi.pszDisplayName = (WCHAR *)HeapAlloc( GetProcessHeap(), 0, MAX_PATH * sizeof(WCHAR) );
1058         MultiByteToWideChar( CP_ACP, 0, lpbi->pszDisplayName, -1, bi.pszDisplayName, MAX_PATH );
1059     }
1060     else
1061         bi.pszDisplayName = NULL;
1062
1063     if (lpbi->lpszTitle)
1064     {
1065         len = MultiByteToWideChar( CP_ACP, 0, lpbi->lpszTitle, -1, NULL, 0 );
1066         title = (WCHAR *)HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
1067         MultiByteToWideChar( CP_ACP, 0, lpbi->lpszTitle, -1, title, len );
1068     }
1069     else
1070         title = NULL;
1071
1072     bi.lpszTitle = title;
1073     bi.ulFlags = lpbi->ulFlags;
1074     bi.lpfn = lpbi->lpfn;
1075     bi.lParam = lpbi->lParam;
1076     bi.iImage = lpbi->iImage;
1077     lpid = SHBrowseForFolderW( &bi );
1078     if (bi.pszDisplayName)
1079     {
1080         WideCharToMultiByte( CP_ACP, 0, bi.pszDisplayName, -1,
1081                              lpbi->pszDisplayName, MAX_PATH, 0, NULL);
1082         HeapFree( GetProcessHeap(), 0, bi.pszDisplayName );
1083     }
1084     HeapFree(GetProcessHeap(), 0, title);
1085     lpbi->iImage = bi.iImage;
1086     return lpid;
1087 }
1088
1089
1090 /*************************************************************************
1091  * SHBrowseForFolderW [SHELL32.@]
1092  *
1093  * NOTES
1094  *  crashes when passed a null pointer
1095  */
1096 LPITEMIDLIST WINAPI SHBrowseForFolderW (LPBROWSEINFOW lpbi)
1097 {
1098     browse_info info;
1099     DWORD r;
1100     HRESULT hr;
1101     WORD wDlgId;
1102
1103     info.hWnd = 0;
1104     info.pidlRet = NULL;
1105     info.lpBrowseInfo = lpbi;
1106     info.hwndTreeView = NULL;
1107
1108     hr = OleInitialize(NULL);
1109
1110     if (lpbi->ulFlags & BIF_NEWDIALOGSTYLE)
1111         wDlgId = IDD_BROWSE_FOR_FOLDER_NEW;
1112     else
1113         wDlgId = IDD_BROWSE_FOR_FOLDER;
1114     r = DialogBoxParamW( shell32_hInstance, MAKEINTRESOURCEW(wDlgId), lpbi->hwndOwner,
1115                          BrsFolderDlgProc, (LPARAM)&info );
1116     if (SUCCEEDED(hr))
1117         OleUninitialize();
1118     if (!r)
1119     {
1120         ILFree(info.pidlRet);
1121         return NULL;
1122     }
1123
1124     return info.pidlRet;
1125 }