dlls/shell32/brsfolder.c

   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 editbox
  22  */
  23
  24 #include <stdlib.h>
  25 #include <string.h>
  26
  27 #define COBJMACROS
  28 #define NONAMELESSUNION
  29
  30 #include "wine/debug.h"
  31 #include "pidl.h"
  32 #include "shell32_main.h"
  33 #include "commoncontrols.h"
  34 #include "shellapi.h"
  35 #include "shresdef.h"
  36 #include "shellfolder.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(shell);
  39
  40 #define SHV_CHANGE_NOTIFY (WM_USER + 0x1111)
  41
  42 /* original margins and control size */
  43 typedef struct tagLAYOUT_DATA
  44 {
  45     LONG left, width, right;
  46     LONG top, height, bottom;
  47 } LAYOUT_DATA;
  48
  49 typedef struct tagbrowse_info
  50 {
  51     HWND          hWnd;
  52     HWND          hwndTreeView;
  53     LPBROWSEINFOW lpBrowseInfo;
  54     LPITEMIDLIST  pidlRet;
  55     LAYOUT_DATA  *layout;  /* filled by LayoutInit, used by LayoutUpdate */
  56     SIZE          szMin;
  57     ULONG         hNotify; /* change notification handle */
  58 } browse_info;
  59
  60 typedef struct tagTV_ITEMDATA
  61 {
  62    LPSHELLFOLDER lpsfParent; /* IShellFolder of the parent */
  63    LPITEMIDLIST  lpi;        /* PIDL relative to parent */
  64    LPITEMIDLIST  lpifq;      /* Fully qualified PIDL */
  65    IEnumIDList*  pEnumIL;    /* Children iterator */
  66 } TV_ITEMDATA, *LPTV_ITEMDATA;
  67
  68 typedef struct tagLAYOUT_INFO
  69 {
  70     int iItemId;          /* control id */
  71     DWORD dwAnchor;       /* BF_* flags specifying which margins should remain constant */
  72 } LAYOUT_INFO;
  73
  74 static const LAYOUT_INFO g_layout_info[] =
  75 {
  76     {IDD_TITLE,         BF_TOP|BF_LEFT|BF_RIGHT},
  77     {IDD_STATUS,        BF_TOP|BF_LEFT|BF_RIGHT},
  78     {IDD_FOLDER,        BF_TOP|BF_LEFT|BF_RIGHT},
  79     {IDD_TREEVIEW,      BF_TOP|BF_BOTTOM|BF_LEFT|BF_RIGHT},
  80     {IDD_FOLDER,        BF_BOTTOM|BF_LEFT},
  81     {IDD_FOLDERTEXT,    BF_BOTTOM|BF_LEFT|BF_RIGHT},
  82     {IDD_MAKENEWFOLDER, BF_BOTTOM|BF_LEFT},
  83     {IDOK,              BF_BOTTOM|BF_RIGHT},
  84     {IDCANCEL,          BF_BOTTOM|BF_RIGHT}
  85 };
  86
  87 #define SUPPORTEDFLAGS (BIF_STATUSTEXT | \
  88                         BIF_BROWSEFORCOMPUTER | \
  89                         BIF_RETURNFSANCESTORS | \
  90                         BIF_RETURNONLYFSDIRS | \
  91                         BIF_NONEWFOLDERBUTTON | \
  92                         BIF_NEWDIALOGSTYLE | \
  93                         BIF_BROWSEINCLUDEFILES)
  94
  95 static void FillTreeView(browse_info*, LPSHELLFOLDER,
  96                LPITEMIDLIST, HTREEITEM, IEnumIDList*);
  97 static HTREEITEM InsertTreeViewItem( browse_info*, IShellFolder *,
  98                LPCITEMIDLIST, LPCITEMIDLIST, IEnumIDList*, HTREEITEM);
  99
 100 static inline DWORD BrowseFlagsToSHCONTF(UINT ulFlags)
 101 {
 102     return SHCONTF_FOLDERS | (ulFlags & BIF_BROWSEINCLUDEFILES ? SHCONTF_NONFOLDERS : 0);
 103 }
 104
 105 static void browsefolder_callback( LPBROWSEINFOW lpBrowseInfo, HWND hWnd,
 106                                    UINT msg, LPARAM param )
 107 {
 108     if (!lpBrowseInfo->lpfn)
 109         return;
 110     lpBrowseInfo->lpfn( hWnd, msg, param, lpBrowseInfo->lParam );
 111 }
 112
 113 static LAYOUT_DATA *LayoutInit(HWND hwnd, const LAYOUT_INFO *layout_info, int layout_count)
 114 {
 115     LAYOUT_DATA *data;
 116     RECT rcWnd;
 117     int i;
 118
 119     GetClientRect(hwnd, &rcWnd);
 120     data = SHAlloc(sizeof(LAYOUT_DATA)*layout_count);
 121     for (i = 0; i < layout_count; i++)
 122     {
 123         RECT r;
 124         HWND hItem = GetDlgItem(hwnd, layout_info[i].iItemId);
 125
 126         if (hItem == NULL)
 127             ERR("Item %d not found\n", i);
 128         GetWindowRect(hItem, &r);
 129         MapWindowPoints(HWND_DESKTOP, hwnd, (LPPOINT)&r, 2);
 130
 131         data[i].left = r.left;
 132         data[i].right = rcWnd.right - r.right;
 133         data[i].width = r.right - r.left;
 134
 135         data[i].top = r.top;
 136         data[i].bottom = rcWnd.bottom - r.bottom;
 137         data[i].height = r.bottom - r.top;
 138     }
 139     return data;
 140 }
 141
 142 static void LayoutUpdate(HWND hwnd, LAYOUT_DATA *data, const LAYOUT_INFO *layout_info, int layout_count)
 143 {
 144     RECT rcWnd;
 145     int i;
 146
 147     GetClientRect(hwnd, &rcWnd);
 148     for (i = 0; i < layout_count; i++)
 149     {
 150         RECT r;
 151         HWND hItem = GetDlgItem(hwnd, layout_info[i].iItemId);
 152
 153         GetWindowRect(hItem, &r);
 154         MapWindowPoints(HWND_DESKTOP, hwnd, (LPPOINT)&r, 2);
 155
 156         if (layout_info[i].dwAnchor & BF_RIGHT)
 157         {
 158             r.right = rcWnd.right - data[i].right;
 159             if (!(layout_info[i].dwAnchor & BF_LEFT))
 160                 r.left = r.right - data[i].width;
 161         }
 162
 163         if (layout_info[i].dwAnchor & BF_BOTTOM)
 164         {
 165             r.bottom = rcWnd.bottom - data[i].bottom;
 166             if (!(layout_info[i].dwAnchor & BF_TOP))
 167                 r.top = r.bottom - data[i].height;
 168         }
 169
 170         SetWindowPos(hItem, NULL, r.left, r.top, r.right - r.left, r.bottom - r.top, SWP_NOZORDER);
 171     }
 172 }
 173
 174
 175 /******************************************************************************
 176  * InitializeTreeView [Internal]
 177  *
 178  * Called from WM_INITDIALOG handler.
 179  *
 180  * PARAMS
 181  *  hwndParent [I] The BrowseForFolder dialog
 182  *  root       [I] ITEMIDLIST of the root shell folder
 183  */
 184 static void InitializeTreeView( browse_info *info )
 185 {
 186     LPITEMIDLIST pidlParent, pidlChild;
 187     HIMAGELIST hImageList;
 188     HRESULT hr;
 189     IShellFolder *lpsfParent, *lpsfRoot;
 190     IEnumIDList * pEnumChildren = NULL;
 191     HTREEITEM item;
 192     DWORD flags;
 193     LPCITEMIDLIST root = info->lpBrowseInfo->pidlRoot;
 194
 195     TRACE("%p\n", info );
 196
 197     Shell_GetImageLists(NULL, &hImageList);
 198
 199     if (hImageList)
 200         SendMessageW( info->hwndTreeView, TVM_SETIMAGELIST, 0, (LPARAM)hImageList );
 201
 202     /* We want to call InsertTreeViewItem down the code, in order to insert
 203      * the root item of the treeview. Due to InsertTreeViewItem's signature,
 204      * we need the following to do this:
 205      *
 206      * + An ITEMIDLIST corresponding to _the parent_ of root.
 207      * + An ITEMIDLIST, which is a relative path from root's parent to root
 208      *   (containing a single SHITEMID).
 209      * + An IShellFolder interface pointer of root's parent folder.
 210      *
 211      * If root is 'Desktop', then root's parent is also 'Desktop'.
 212      */
 213
 214     pidlParent = ILClone(root);
 215     ILRemoveLastID(pidlParent);
 216     pidlChild = ILClone(ILFindLastID(root));
 217
 218     if (_ILIsDesktop(pidlParent)) {
 219         hr = SHGetDesktopFolder(&lpsfParent);
 220     } else {
 221         IShellFolder *lpsfDesktop;
 222         hr = SHGetDesktopFolder(&lpsfDesktop);
 223         if (FAILED(hr)) {
 224             WARN("SHGetDesktopFolder failed! hr = %08lx\n", hr);
 225             ILFree(pidlChild);
 226             ILFree(pidlParent);
 227             return;
 228         }
 229         hr = IShellFolder_BindToObject(lpsfDesktop, pidlParent, 0, &IID_IShellFolder, (LPVOID*)&lpsfParent);
 230         IShellFolder_Release(lpsfDesktop);
 231     }
 232
 233     if (FAILED(hr)) {
 234         WARN("Could not bind to parent shell folder! hr = %08lx\n", hr);
 235         ILFree(pidlChild);
 236         ILFree(pidlParent);
 237         return;
 238     }
 239
 240     if (!_ILIsEmpty(pidlChild)) {
 241         hr = IShellFolder_BindToObject(lpsfParent, pidlChild, 0, &IID_IShellFolder, (LPVOID*)&lpsfRoot);
 242     } else {
 243         lpsfRoot = lpsfParent;
 244         hr = IShellFolder_AddRef(lpsfParent);
 245     }
 246
 247     if (FAILED(hr)) {
 248         WARN("Could not bind to root shell folder! hr = %08lx\n", hr);
 249         IShellFolder_Release(lpsfParent);
 250         ILFree(pidlChild);
 251         ILFree(pidlParent);
 252         return;
 253     }
 254
 255     flags = BrowseFlagsToSHCONTF( info->lpBrowseInfo->ulFlags );
 256     hr = IShellFolder_EnumObjects( lpsfRoot, info->hWnd, flags, &pEnumChildren );
 257     if (FAILED(hr)) {
 258         WARN("Could not get child iterator! hr = %08lx\n", hr);
 259         IShellFolder_Release(lpsfParent);
 260         IShellFolder_Release(lpsfRoot);
 261         ILFree(pidlChild);
 262         ILFree(pidlParent);
 263         return;
 264     }
 265
 266     SendMessageW( info->hwndTreeView, TVM_DELETEITEM, 0, (LPARAM)TVI_ROOT );
 267     item = InsertTreeViewItem( info, lpsfParent, pidlChild,
 268                                pidlParent, pEnumChildren, TVI_ROOT );
 269     SendMessageW( info->hwndTreeView, TVM_EXPAND, TVE_EXPAND, (LPARAM)item );
 270
 271     ILFree(pidlChild);
 272     ILFree(pidlParent);
 273     IShellFolder_Release(lpsfRoot);
 274     IShellFolder_Release(lpsfParent);
 275 }
 276
 277 static int GetIcon(LPCITEMIDLIST lpi, UINT uFlags)
 278 {
 279     SHFILEINFOW sfi;
 280     IImageList *list;
 281
 282     list = (IImageList *)SHGetFileInfoW((LPCWSTR)lpi, 0 ,&sfi, sizeof(SHFILEINFOW), uFlags);
 283     if (list) IImageList_Release(list);
 284     return sfi.iIcon;
 285 }
 286
 287 static void GetNormalAndSelectedIcons(LPITEMIDLIST lpifq, LPTVITEMW lpTV_ITEM)
 288 {
 289     LPITEMIDLIST pidlDesktop = NULL;
 290     DWORD flags;
 291
 292     TRACE("%p %p\n",lpifq, lpTV_ITEM);
 293
 294     if (!lpifq)
 295     {
 296         pidlDesktop = _ILCreateDesktop();
 297         lpifq = pidlDesktop;
 298     }
 299
 300     flags = SHGFI_PIDL | SHGFI_SYSICONINDEX | SHGFI_SMALLICON;
 301     lpTV_ITEM->iImage = GetIcon( lpifq, flags );
 302
 303     flags = SHGFI_PIDL | SHGFI_SYSICONINDEX | SHGFI_SMALLICON | SHGFI_OPENICON;
 304     lpTV_ITEM->iSelectedImage = GetIcon( lpifq, flags );
 305
 306     if (pidlDesktop)
 307         ILFree( pidlDesktop );
 308 }
 309
 310 /******************************************************************************
 311  * GetName [Internal]
 312  *
 313  * Query a shell folder for the display name of one of its children
 314  *
 315  * PARAMS
 316  *  lpsf           [I] IShellFolder interface of the folder to be queried.
 317  *  lpi            [I] ITEMIDLIST of the child, relative to parent
 318  *  dwFlags        [I] as in IShellFolder::GetDisplayNameOf
 319  *  lpFriendlyName [O] The desired display name in unicode
 320  *
 321  * RETURNS
 322  *  Success: TRUE
 323  *  Failure: FALSE
 324  */
 325 static BOOL GetName(LPSHELLFOLDER lpsf, LPCITEMIDLIST lpi, DWORD dwFlags, LPWSTR lpFriendlyName)
 326 {
 327         BOOL   bSuccess=TRUE;
 328         STRRET str;
 329
 330         TRACE("%p %p %lx %p\n", lpsf, lpi, dwFlags, lpFriendlyName);
 331         if (SUCCEEDED(IShellFolder_GetDisplayNameOf(lpsf, lpi, dwFlags, &str)))
 332           bSuccess = StrRetToStrNW(lpFriendlyName, MAX_PATH, &str, lpi);
 333         else
 334           bSuccess = FALSE;
 335
 336         TRACE("-- %s\n", debugstr_w(lpFriendlyName));
 337         return bSuccess;
 338 }
 339
 340 /******************************************************************************
 341  * InsertTreeViewItem [Internal]
 342  *
 343  * PARAMS
 344  *  info       [I] data for the dialog
 345  *  lpsf       [I] IShellFolder interface of the item's parent shell folder
 346  *  pidl       [I] ITEMIDLIST of the child to insert, relative to parent
 347  *  pidlParent [I] ITEMIDLIST of the parent shell folder
 348  *  pEnumIL    [I] Iterator for the children of the item to be inserted
 349  *  hParent    [I] The treeview-item that represents the parent shell folder
 350  *
 351  * RETURNS
 352  *  Success: Handle to the created and inserted treeview-item
 353  *  Failure: NULL
 354  */
 355 static HTREEITEM InsertTreeViewItem( browse_info *info, IShellFolder * lpsf,
 356     LPCITEMIDLIST pidl, LPCITEMIDLIST pidlParent, IEnumIDList* pEnumIL,
 357     HTREEITEM hParent)
 358 {
 359         TVITEMW         tvi;
 360         TVINSERTSTRUCTW tvins;
 361         WCHAR           szBuff[MAX_PATH];
 362         LPTV_ITEMDATA   lptvid=0;
 363
 364         tvi.mask  = TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_PARAM;
 365
 366         tvi.cChildren= pEnumIL ? 1 : 0;
 367         tvi.mask |= TVIF_CHILDREN;
 368
 369         if (!GetName(lpsf, pidl, SHGDN_NORMAL, szBuff))
 370             return NULL;
 371
 372         lptvid = SHAlloc( sizeof(TV_ITEMDATA) );
 373         if (!lptvid)
 374             return NULL;
 375
 376         tvi.pszText    = szBuff;
 377         tvi.cchTextMax = MAX_PATH;
 378         tvi.lParam = (LPARAM)lptvid;
 379
 380         IShellFolder_AddRef(lpsf);
 381         lptvid->lpsfParent = lpsf;
 382         lptvid->lpi     = ILClone(pidl);
 383         lptvid->lpifq   = pidlParent ? ILCombine(pidlParent, pidl) : ILClone(pidl);
 384         lptvid->pEnumIL = pEnumIL;
 385         GetNormalAndSelectedIcons(lptvid->lpifq, &tvi);
 386
 387         tvins.u.item       = tvi;
 388         tvins.hInsertAfter = NULL;
 389         tvins.hParent      = hParent;
 390
 391         return TreeView_InsertItemW( info->hwndTreeView, &tvins );
 392 }
 393
 394 /******************************************************************************
 395  * FillTreeView [Internal]
 396  *
 397  * For each child (given by lpe) of the parent shell folder, which is given by
 398  * lpsf and whose PIDL is pidl, insert a treeview-item right under hParent
 399  *
 400  * PARAMS
 401  *  info    [I] data for the dialog
 402  *  lpsf    [I] IShellFolder interface of the parent shell folder
 403  *  pidl    [I] ITEMIDLIST of the parent shell folder
 404  *  hParent [I] The treeview item that represents the parent shell folder
 405  *  lpe     [I] An iterator for the children of the parent shell folder
 406  */
 407 static void FillTreeView( browse_info *info, IShellFolder * lpsf,
 408                  LPITEMIDLIST  pidl, HTREEITEM hParent, IEnumIDList* lpe)
 409 {
 410         LPITEMIDLIST    pidlTemp = 0;
 411         ULONG           ulFetched;
 412         HRESULT         hr;
 413         HWND            hwnd = GetParent( info->hwndTreeView );
 414
 415         TRACE("%p %p %p %p\n",lpsf, pidl, hParent, lpe);
 416
 417         /* No IEnumIDList -> No children */
 418         if (!lpe) return;
 419
 420         SetCapture( hwnd );
 421         SetCursor( LoadCursorA( 0, (LPSTR)IDC_WAIT ) );
 422
 423         while (S_OK == IEnumIDList_Next(lpe,1,&pidlTemp,&ulFetched))
 424         {
 425             ULONG ulAttrs = SFGAO_HASSUBFOLDER | SFGAO_FOLDER;
 426             IEnumIDList* pEnumIL = NULL;
 427             IShellFolder* pSFChild = NULL;
 428             IShellFolder_GetAttributesOf(lpsf, 1, (LPCITEMIDLIST*)&pidlTemp, &ulAttrs);
 429             if (ulAttrs & SFGAO_FOLDER)
 430             {
 431                 hr = IShellFolder_BindToObject(lpsf,pidlTemp,NULL,&IID_IShellFolder,(LPVOID*)&pSFChild);
 432                 if (SUCCEEDED(hr))
 433                 {
 434                     DWORD flags = BrowseFlagsToSHCONTF(info->lpBrowseInfo->ulFlags);
 435                     hr = IShellFolder_EnumObjects(pSFChild, hwnd, flags, &pEnumIL);
 436                     if (hr == S_OK)
 437                     {
 438                         if ((IEnumIDList_Skip(pEnumIL, 1) != S_OK) ||
 439                              FAILED(IEnumIDList_Reset(pEnumIL)))
 440                         {
 441                             IEnumIDList_Release(pEnumIL);
 442                             pEnumIL = NULL;
 443                         }
 444                     }
 445                     IShellFolder_Release(pSFChild);
 446                 }
 447             }
 448
 449             if (!InsertTreeViewItem(info, lpsf, pidlTemp, pidl, pEnumIL, hParent))
 450                 goto done;
 451             SHFree(pidlTemp);  /* Finally, free the pidl that the shell gave us... */
 452             pidlTemp=NULL;
 453         }
 454
 455 done:
 456         ReleaseCapture();
 457         SetCursor(LoadCursorW(0, (LPWSTR)IDC_ARROW));
 458     SHFree(pidlTemp);
 459 }
 460
 461 static inline BOOL PIDLIsType(LPCITEMIDLIST pidl, PIDLTYPE type)
 462 {
 463     LPPIDLDATA data = _ILGetDataPointer(pidl);
 464     if (!data)
 465         return FALSE;
 466     return (data->type == type);
 467 }
 468
 469 static void BrsFolder_CheckValidSelection( browse_info *info, LPTV_ITEMDATA lptvid )
 470 {
 471     LPBROWSEINFOW lpBrowseInfo = info->lpBrowseInfo;
 472     LPCITEMIDLIST pidl = lptvid->lpi;
 473     BOOL bEnabled = TRUE;
 474     DWORD dwAttributes;
 475     HRESULT r;
 476
 477     if ((lpBrowseInfo->ulFlags & BIF_BROWSEFORCOMPUTER) &&
 478         !PIDLIsType(pidl, PT_COMP))
 479         bEnabled = FALSE;
 480     if (lpBrowseInfo->ulFlags & BIF_RETURNFSANCESTORS)
 481     {
 482         dwAttributes = SFGAO_FILESYSANCESTOR | SFGAO_FILESYSTEM;
 483         r = IShellFolder_GetAttributesOf(lptvid->lpsfParent, 1,
 484                                 (LPCITEMIDLIST*)&lptvid->lpi, &dwAttributes);
 485         if (FAILED(r) || !(dwAttributes & (SFGAO_FILESYSANCESTOR|SFGAO_FILESYSTEM)))
 486             bEnabled = FALSE;
 487     }
 488
 489     dwAttributes = SFGAO_FOLDER | SFGAO_FILESYSTEM;
 490     r = IShellFolder_GetAttributesOf(lptvid->lpsfParent, 1,
 491             (LPCITEMIDLIST*)&lptvid->lpi, &dwAttributes);
 492     if (FAILED(r) ||
 493             ((dwAttributes & (SFGAO_FOLDER|SFGAO_FILESYSTEM)) != (SFGAO_FOLDER|SFGAO_FILESYSTEM)))
 494     {
 495         if (lpBrowseInfo->ulFlags & BIF_RETURNONLYFSDIRS)
 496             bEnabled = FALSE;
 497         EnableWindow(GetDlgItem(info->hWnd, IDD_MAKENEWFOLDER), FALSE);
 498     }
 499     else
 500         EnableWindow(GetDlgItem(info->hWnd, IDD_MAKENEWFOLDER), TRUE);
 501
 502     SendMessageW(info->hWnd, BFFM_ENABLEOK, 0, bEnabled);
 503 }
 504
 505 static LRESULT BrsFolder_Treeview_Delete( browse_info *info, NMTREEVIEWW *pnmtv )
 506 {
 507     LPTV_ITEMDATA lptvid = (LPTV_ITEMDATA)pnmtv->itemOld.lParam;
 508
 509     TRACE("TVN_DELETEITEMA/W %p\n", lptvid);
 510
 511     IShellFolder_Release(lptvid->lpsfParent);
 512     if (lptvid->pEnumIL)
 513         IEnumIDList_Release(lptvid->pEnumIL);
 514     SHFree(lptvid->lpi);
 515     SHFree(lptvid->lpifq);
 516     SHFree(lptvid);
 517     return 0;
 518 }
 519
 520 static LRESULT BrsFolder_Treeview_Expand( browse_info *info, NMTREEVIEWW *pnmtv )
 521 {
 522     IShellFolder *lpsf2 = NULL;
 523     LPTV_ITEMDATA lptvid = (LPTV_ITEMDATA) pnmtv->itemNew.lParam;
 524     HRESULT r;
 525
 526     TRACE("TVN_ITEMEXPANDINGA/W\n");
 527
 528     if ((pnmtv->itemNew.state & TVIS_EXPANDEDONCE))
 529         return 0;
 530
 531     if (!_ILIsEmpty(lptvid->lpi)) {
 532         r = IShellFolder_BindToObject( lptvid->lpsfParent, lptvid->lpi, 0,
 533                                        &IID_IShellFolder, (void**)&lpsf2 );
 534     } else {
 535         lpsf2 = lptvid->lpsfParent;
 536         IShellFolder_AddRef(lpsf2);
 537         r = S_OK;
 538     }
 539
 540     if (SUCCEEDED(r))
 541     {
 542         FillTreeView( info, lpsf2, lptvid->lpifq, pnmtv->itemNew.hItem, lptvid->pEnumIL);
 543         IShellFolder_Release( lpsf2 );
 544     }
 545
 546     /* My Computer is already sorted and trying to do a simple text
 547      * sort will only mess things up */
 548     if (!_ILIsMyComputer(lptvid->lpi))
 549         SendMessageW( info->hwndTreeView, TVM_SORTCHILDREN,
 550                       FALSE, (LPARAM)pnmtv->itemNew.hItem );
 551
 552     return 0;
 553 }
 554
 555 static HRESULT BrsFolder_Treeview_Changed( browse_info *info, NMTREEVIEWW *pnmtv )
 556 {
 557     LPTV_ITEMDATA lptvid = (LPTV_ITEMDATA) pnmtv->itemNew.lParam;
 558     WCHAR name[MAX_PATH];
 559
 560     ILFree(info->pidlRet);
 561     info->pidlRet = ILClone(lptvid->lpifq);
 562
 563     if (GetName(lptvid->lpsfParent, lptvid->lpi, SHGDN_NORMAL, name))
 564             SetWindowTextW( GetDlgItem(info->hWnd, IDD_FOLDERTEXT), name );
 565
 566     browsefolder_callback( info->lpBrowseInfo, info->hWnd, BFFM_SELCHANGED,
 567                            (LPARAM)info->pidlRet );
 568     BrsFolder_CheckValidSelection( info, lptvid );
 569     return S_OK;
 570 }
 571
 572 static LRESULT BrsFolder_Treeview_Rename(browse_info *info, NMTVDISPINFOW *pnmtv)
 573 {
 574     LPTV_ITEMDATA item_data;
 575     WCHAR old_path[MAX_PATH], new_path[MAX_PATH], *p;
 576     NMTREEVIEWW nmtv;
 577     TVITEMW item;
 578
 579     if(!pnmtv->item.pszText)
 580         return 0;
 581
 582     item.mask = TVIF_HANDLE|TVIF_PARAM;
 583     item.hItem = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_CARET, 0);
 584     SendMessageW(info->hwndTreeView, TVM_GETITEMW, 0, (LPARAM)&item);
 585     item_data = (LPTV_ITEMDATA)item.lParam;
 586
 587     SHGetPathFromIDListW(item_data->lpifq, old_path);
 588     if(!(p = wcsrchr(old_path, '\\')))
 589         return 0;
 590     p = new_path+(p-old_path+1);
 591     memcpy(new_path, old_path, (p-new_path)*sizeof(WCHAR));
 592     lstrcpyW(p, pnmtv->item.pszText);
 593
 594     if(!MoveFileW(old_path, new_path))
 595         return 0;
 596
 597     SHFree(item_data->lpifq);
 598     SHFree(item_data->lpi);
 599     item_data->lpifq = SHSimpleIDListFromPathW(new_path);
 600     IShellFolder_ParseDisplayName(item_data->lpsfParent, NULL, NULL,
 601             pnmtv->item.pszText, NULL, &item_data->lpi, NULL);
 602
 603     item.mask = TVIF_HANDLE|TVIF_TEXT;
 604     item.pszText = pnmtv->item.pszText;
 605     SendMessageW(info->hwndTreeView, TVM_SETITEMW, 0, (LPARAM)&item);
 606
 607     nmtv.itemNew.lParam = item.lParam;
 608     BrsFolder_Treeview_Changed(info, &nmtv);
 609     return 0;
 610 }
 611
 612 static HRESULT BrsFolder_Rename(browse_info *info, HTREEITEM rename)
 613 {
 614     SendMessageW(info->hwndTreeView, TVM_SELECTITEM, TVGN_CARET, (LPARAM)rename);
 615     SendMessageW(info->hwndTreeView, TVM_EDITLABELW, 0, (LPARAM)rename);
 616     return S_OK;
 617 }
 618
 619 static LRESULT BrsFolder_Treeview_Keydown(browse_info *info, LPNMTVKEYDOWN keydown)
 620 {
 621     HTREEITEM selected_item;
 622
 623     /* Old dialog doesn't support those advanced features */
 624     if (!(info->lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE))
 625         return 0;
 626
 627     selected_item = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_CARET, 0);
 628
 629     switch (keydown->wVKey)
 630     {
 631     case VK_F2:
 632         BrsFolder_Rename(info, selected_item);
 633         break;
 634     case VK_DELETE:
 635         {
 636             const ITEMIDLIST *item_id;
 637             ISFHelper *psfhlp;
 638             HRESULT hr;
 639             TVITEMW item;
 640             TV_ITEMDATA *item_data;
 641
 642             item.mask  = TVIF_PARAM;
 643             item.hItem = selected_item;
 644             SendMessageW(info->hwndTreeView, TVM_GETITEMW, 0, (LPARAM)&item);
 645             item_data = (TV_ITEMDATA *)item.lParam;
 646             item_id = item_data->lpi;
 647
 648             hr = IShellFolder_QueryInterface(item_data->lpsfParent, &IID_ISFHelper, (void**)&psfhlp);
 649             if(FAILED(hr))
 650                 return 0;
 651
 652             /* perform the item deletion - tree view gets updated over shell notification */
 653             ISFHelper_DeleteItems(psfhlp, 1, &item_id);
 654             ISFHelper_Release(psfhlp);
 655         }
 656         break;
 657     }
 658     return 0;
 659 }
 660
 661 static LRESULT BrsFolder_OnNotify( browse_info *info, UINT CtlID, LPNMHDR lpnmh )
 662 {
 663     NMTREEVIEWW *pnmtv = (NMTREEVIEWW *)lpnmh;
 664
 665     TRACE("%p %x %p msg=%x\n", info, CtlID, lpnmh, pnmtv->hdr.code);
 666
 667     if (pnmtv->hdr.idFrom != IDD_TREEVIEW)
 668         return 0;
 669
 670     switch (pnmtv->hdr.code)
 671     {
 672     case TVN_DELETEITEMA:
 673     case TVN_DELETEITEMW:
 674         return BrsFolder_Treeview_Delete( info, pnmtv );
 675
 676     case TVN_ITEMEXPANDINGA:
 677     case TVN_ITEMEXPANDINGW:
 678         return BrsFolder_Treeview_Expand( info, pnmtv );
 679
 680     case TVN_SELCHANGEDA:
 681     case TVN_SELCHANGEDW:
 682         return BrsFolder_Treeview_Changed( info, pnmtv );
 683
 684     case TVN_ENDLABELEDITA:
 685     case TVN_ENDLABELEDITW:
 686         return BrsFolder_Treeview_Rename( info, (LPNMTVDISPINFOW)pnmtv );
 687
 688     case TVN_KEYDOWN:
 689         return BrsFolder_Treeview_Keydown( info, (LPNMTVKEYDOWN)pnmtv );
 690
 691     default:
 692         WARN("unhandled (%d)\n", pnmtv->hdr.code);
 693         break;
 694     }
 695
 696     return 0;
 697 }
 698
 699
 700 static BOOL BrsFolder_OnCreate( HWND hWnd, browse_info *info )
 701 {
 702     LPITEMIDLIST computer_pidl;
 703     SHChangeNotifyEntry ntreg;
 704     LPBROWSEINFOW lpBrowseInfo = info->lpBrowseInfo;
 705
 706     info->hWnd = hWnd;
 707     SetPropW( hWnd, L"__WINE_BRSFOLDERDLG_INFO", info );
 708
 709     if (lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE)
 710         FIXME("flags BIF_NEWDIALOGSTYLE partially implemented\n");
 711     if (lpBrowseInfo->ulFlags & ~SUPPORTEDFLAGS)
 712         FIXME("flags %x not implemented\n", lpBrowseInfo->ulFlags & ~SUPPORTEDFLAGS);
 713
 714     if (lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE)
 715     {
 716         RECT rcWnd;
 717
 718         info->layout = LayoutInit(hWnd, g_layout_info, ARRAY_SIZE(g_layout_info));
 719
 720         /* TODO: Windows allows shrinking the windows a bit */
 721         GetWindowRect(hWnd, &rcWnd);
 722         info->szMin.cx = rcWnd.right - rcWnd.left;
 723         info->szMin.cy = rcWnd.bottom - rcWnd.top;
 724     }
 725     else
 726     {
 727         info->layout = NULL;
 728     }
 729
 730     if (lpBrowseInfo->lpszTitle)
 731         SetWindowTextW( GetDlgItem(hWnd, IDD_TITLE), lpBrowseInfo->lpszTitle );
 732     else
 733         ShowWindow( GetDlgItem(hWnd, IDD_TITLE), SW_HIDE );
 734
 735     if (!(lpBrowseInfo->ulFlags & BIF_STATUSTEXT)
 736         || (lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE))
 737         ShowWindow( GetDlgItem(hWnd, IDD_STATUS), SW_HIDE );
 738
 739     /* Hide "Make New Folder" Button? */
 740     if ((lpBrowseInfo->ulFlags & BIF_NONEWFOLDERBUTTON)
 741         || !(lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE))
 742         ShowWindow( GetDlgItem(hWnd, IDD_MAKENEWFOLDER), SW_HIDE );
 743
 744     /* Hide the editbox? */
 745     if (!(lpBrowseInfo->ulFlags & BIF_EDITBOX))
 746     {
 747         ShowWindow( GetDlgItem(hWnd, IDD_FOLDER), SW_HIDE );
 748         ShowWindow( GetDlgItem(hWnd, IDD_FOLDERTEXT), SW_HIDE );
 749     }
 750
 751     info->hwndTreeView = GetDlgItem( hWnd, IDD_TREEVIEW );
 752     if (info->hwndTreeView)
 753     {
 754         InitializeTreeView( info );
 755
 756         /* Resize the treeview if there's not editbox */
 757         if ((lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE)
 758             && !(lpBrowseInfo->ulFlags & BIF_EDITBOX))
 759         {
 760             RECT rc;
 761             GetClientRect(info->hwndTreeView, &rc);
 762             SetWindowPos(info->hwndTreeView, HWND_TOP, 0, 0,
 763                          rc.right, rc.bottom + 40, SWP_NOMOVE);
 764         }
 765     }
 766     else
 767         ERR("treeview control missing!\n");
 768
 769     /* Register for change notifications */
 770     SHGetFolderLocation(NULL, CSIDL_DESKTOP, NULL, 0, &computer_pidl);
 771
 772     ntreg.pidl = computer_pidl;
 773     ntreg.fRecursive = TRUE;
 774
 775     info->hNotify = SHChangeNotifyRegister(hWnd, SHCNRF_InterruptLevel, SHCNE_ALLEVENTS, SHV_CHANGE_NOTIFY, 1, &ntreg);
 776
 777     browsefolder_callback( info->lpBrowseInfo, hWnd, BFFM_INITIALIZED, 0 );
 778
 779     ILFree(computer_pidl);
 780
 781     return TRUE;
 782 }
 783
 784 static HRESULT BrsFolder_NewFolder(browse_info *info)
 785 {
 786     DWORD flags = BrowseFlagsToSHCONTF(info->lpBrowseInfo->ulFlags);
 787     IShellFolder *desktop, *cur;
 788     ISFHelper *sfhelper;
 789     WCHAR name[MAX_PATH];
 790     HTREEITEM parent, added;
 791     LPTV_ITEMDATA item_data;
 792     LPITEMIDLIST new_item;
 793     TVITEMW item;
 794     HRESULT hr;
 795     int len;
 796
 797     if(!info->pidlRet) {
 798         ERR("Make new folder button should be disabled\n");
 799         return E_FAIL;
 800     }
 801
 802     /* Create new directory */
 803     hr = SHGetDesktopFolder(&desktop);
 804     if(FAILED(hr))
 805         return hr;
 806     hr = IShellFolder_BindToObject(desktop, info->pidlRet, 0, &IID_IShellFolder, (void**)&cur);
 807     IShellFolder_Release(desktop);
 808     if(FAILED(hr))
 809         return hr;
 810
 811     hr = IShellFolder_QueryInterface(cur, &IID_ISFHelper, (void**)&sfhelper);
 812     if(FAILED(hr))
 813         return hr;
 814
 815     if(!SHGetPathFromIDListW(info->pidlRet, name)) {
 816         hr = E_FAIL;
 817         goto cleanup;
 818     }
 819
 820     len = lstrlenW(name);
 821     if(len<MAX_PATH)
 822         name[len++] = '\\';
 823     hr = ISFHelper_GetUniqueName(sfhelper, &name[len], MAX_PATH-len);
 824     ISFHelper_Release(sfhelper);
 825     if(FAILED(hr))
 826         goto cleanup;
 827
 828     hr = E_FAIL;
 829     if(!CreateDirectoryW(name, NULL))
 830         goto cleanup;
 831
 832     /* Update parent of newly created directory */
 833     parent = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_CARET, 0);
 834     if(!parent)
 835         goto cleanup;
 836
 837     SendMessageW(info->hwndTreeView, TVM_EXPAND, TVE_EXPAND, (LPARAM)parent);
 838
 839     memset(&item, 0, sizeof(TVITEMW));
 840     item.mask = TVIF_PARAM|TVIF_STATE;
 841     item.hItem = parent;
 842     SendMessageW(info->hwndTreeView, TVM_GETITEMW, 0, (LPARAM)&item);
 843     item_data = (LPTV_ITEMDATA)item.lParam;
 844     if(!item_data)
 845         goto cleanup;
 846
 847     if(item_data->pEnumIL)
 848         IEnumIDList_Release(item_data->pEnumIL);
 849     hr = IShellFolder_EnumObjects(cur, info->hwndTreeView, flags, &item_data->pEnumIL);
 850     if(FAILED(hr))
 851         goto cleanup;
 852
 853     /* Update treeview */
 854     if(!(item.state&TVIS_EXPANDEDONCE)) {
 855         item.mask = TVIF_STATE;
 856         item.state = TVIS_EXPANDEDONCE;
 857         item.stateMask = TVIS_EXPANDEDONCE;
 858         SendMessageW(info->hwndTreeView, TVM_SETITEMW, 0, (LPARAM)&item);
 859     }
 860
 861     hr = IShellFolder_ParseDisplayName(cur, NULL, NULL, name+len, NULL, &new_item, NULL);
 862     if(FAILED(hr))
 863         goto cleanup;
 864
 865     added = InsertTreeViewItem(info, cur, new_item, item_data->lpifq, NULL, parent);
 866     IShellFolder_Release(cur);
 867     SHFree(new_item);
 868
 869     SendMessageW(info->hwndTreeView, TVM_SORTCHILDREN, FALSE, (LPARAM)parent);
 870     return BrsFolder_Rename(info, added);
 871
 872 cleanup:
 873     return hr;
 874 }
 875
 876 static BOOL BrsFolder_OnCommand( browse_info *info, UINT id )
 877 {
 878     LPBROWSEINFOW lpBrowseInfo = info->lpBrowseInfo;
 879
 880     switch (id)
 881     {
 882     case IDOK:
 883         if (info->pidlRet == NULL) /* A null pidl would mean a cancel */
 884             info->pidlRet = _ILCreateDesktop();
 885         pdump( info->pidlRet );
 886         if (lpBrowseInfo->pszDisplayName)
 887             SHGetPathFromIDListW( info->pidlRet, lpBrowseInfo->pszDisplayName );
 888         EndDialog( info->hWnd, 1 );
 889         return TRUE;
 890
 891     case IDCANCEL:
 892         EndDialog( info->hWnd, 0 );
 893         return TRUE;
 894
 895     case IDD_MAKENEWFOLDER:
 896         BrsFolder_NewFolder(info);
 897         return TRUE;
 898     }
 899     return FALSE;
 900 }
 901
 902 static BOOL BrsFolder_OnSetExpanded(browse_info *info, LPVOID selection,
 903     BOOL is_str, HTREEITEM *pItem)
 904 {
 905     LPITEMIDLIST pidlSelection = selection;
 906     LPCITEMIDLIST pidlCurrent, pidlRoot;
 907     TVITEMEXW item;
 908     BOOL bResult = FALSE;
 909
 910     memset(&item, 0, sizeof(item));
 911
 912     /* If 'selection' is a string, convert to a Shell ID List. */
 913     if (is_str) {
 914         IShellFolder *psfDesktop;
 915         HRESULT hr;
 916
 917         hr = SHGetDesktopFolder(&psfDesktop);
 918         if (FAILED(hr))
 919             goto done;
 920
 921         hr = IShellFolder_ParseDisplayName(psfDesktop, NULL, NULL,
 922                      selection, NULL, &pidlSelection, NULL);
 923         IShellFolder_Release(psfDesktop);
 924         if (FAILED(hr))
 925             goto done;
 926     }
 927
 928     /* Move pidlCurrent behind the SHITEMIDs in pidlSelection, which are the root of
 929      * the sub-tree currently displayed. */
 930     pidlRoot = info->lpBrowseInfo->pidlRoot;
 931     pidlCurrent = pidlSelection;
 932     while (!_ILIsEmpty(pidlRoot) && _ILIsEqualSimple(pidlRoot, pidlCurrent)) {
 933         pidlRoot = ILGetNext(pidlRoot);
 934         pidlCurrent = ILGetNext(pidlCurrent);
 935     }
 936
 937     /* The given ID List is not part of the SHBrowseForFolder's current sub-tree. */
 938     if (!_ILIsEmpty(pidlRoot))
 939         goto done;
 940
 941     /* Initialize item to point to the first child of the root folder. */
 942     item.mask = TVIF_PARAM;
 943     item.hItem = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_ROOT, 0);
 944
 945     if (item.hItem)
 946         item.hItem = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_CHILD,
 947                                              (LPARAM)item.hItem);
 948
 949     /* Walk the tree along the nodes corresponding to the remaining ITEMIDLIST */
 950     while (item.hItem && !_ILIsEmpty(pidlCurrent)) {
 951         LPTV_ITEMDATA pItemData;
 952
 953         SendMessageW(info->hwndTreeView, TVM_GETITEMW, 0, (LPARAM)&item);
 954         pItemData = (LPTV_ITEMDATA)item.lParam;
 955
 956         if (_ILIsEqualSimple(pItemData->lpi, pidlCurrent)) {
 957             pidlCurrent = ILGetNext(pidlCurrent);
 958             if (!_ILIsEmpty(pidlCurrent)) {
 959                 /* Only expand current node and move on to its first child,
 960                  * if we didn't already reach the last SHITEMID */
 961                 SendMessageW(info->hwndTreeView, TVM_EXPAND, TVE_EXPAND, (LPARAM)item.hItem);
 962                 item.hItem = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_CHILD,
 963                                              (LPARAM)item.hItem);
 964             }
 965         } else {
 966             item.hItem = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_NEXT,
 967                                              (LPARAM)item.hItem);
 968         }
 969     }
 970
 971     if (_ILIsEmpty(pidlCurrent) && item.hItem)
 972         bResult = TRUE;
 973
 974 done:
 975     if (pidlSelection && pidlSelection != selection)
 976         ILFree(pidlSelection);
 977
 978     if (pItem)
 979         *pItem = item.hItem;
 980
 981     return bResult;
 982 }
 983
 984 static BOOL BrsFolder_OnSetSelectionW(browse_info *info, LPVOID selection, BOOL is_str) {
 985     HTREEITEM hItem;
 986     BOOL bResult;
 987
 988     if (!selection) return FALSE;
 989
 990     bResult = BrsFolder_OnSetExpanded(info, selection, is_str, &hItem);
 991     if (bResult)
 992         SendMessageW(info->hwndTreeView, TVM_SELECTITEM, TVGN_CARET, (LPARAM)hItem );
 993     return bResult;
 994 }
 995
 996 static BOOL BrsFolder_OnSetSelectionA(browse_info *info, LPVOID selection, BOOL is_str) {
 997     LPWSTR selectionW = NULL;
 998     BOOL result = FALSE;
 999     int length;
1000
1001     if (!is_str)
1002         return BrsFolder_OnSetSelectionW(info, selection, is_str);
1003
1004     if ((length = MultiByteToWideChar(CP_ACP, 0, selection, -1, NULL, 0)) &&
1005         (selectionW = heap_alloc(length * sizeof(WCHAR))) &&
1006         MultiByteToWideChar(CP_ACP, 0, selection, -1, selectionW, length))
1007     {
1008         result = BrsFolder_OnSetSelectionW(info, selectionW, is_str);
1009     }
1010
1011     heap_free(selectionW);
1012     return result;
1013 }
1014
1015 static LRESULT BrsFolder_OnWindowPosChanging(browse_info *info, WINDOWPOS *pos)
1016 {
1017     if ((info->lpBrowseInfo->ulFlags & BIF_NEWDIALOGSTYLE) && !(pos->flags & SWP_NOSIZE))
1018     {
1019         if (pos->cx < info->szMin.cx)
1020             pos->cx = info->szMin.cx;
1021         if (pos->cy < info->szMin.cy)
1022             pos->cy = info->szMin.cy;
1023     }
1024     return 0;
1025 }
1026
1027 static INT BrsFolder_OnDestroy(browse_info *info)
1028 {
1029     if (info->layout)
1030     {
1031         SHFree(info->layout);
1032         info->layout = NULL;
1033     }
1034
1035     SHChangeNotifyDeregister(info->hNotify);
1036
1037     return 0;
1038 }
1039
1040 /* Find a treeview node by recursively walking the treeview */
1041 static HTREEITEM BrsFolder_FindItemByPidl(browse_info *info, LPCITEMIDLIST pidl, HTREEITEM hItem)
1042 {
1043     TV_ITEMW item;
1044     TV_ITEMDATA *item_data;
1045     HRESULT hr;
1046
1047     item.mask = TVIF_HANDLE | TVIF_PARAM;
1048     item.hItem = hItem;
1049     SendMessageW(info->hwndTreeView, TVM_GETITEMW, 0, (LPARAM)&item);
1050     item_data = (TV_ITEMDATA *)item.lParam;
1051
1052     hr = IShellFolder_CompareIDs(item_data->lpsfParent, 0, item_data->lpifq, pidl);
1053     if(SUCCEEDED(hr) && !HRESULT_CODE(hr))
1054         return hItem;
1055
1056     hItem = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_CHILD, (LPARAM)hItem);
1057
1058     while (hItem)
1059     {
1060         HTREEITEM newItem = BrsFolder_FindItemByPidl(info, pidl, hItem);
1061         if (newItem)
1062             return newItem;
1063         hItem = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_NEXT, (LPARAM)hItem);
1064     }
1065     return NULL;
1066 }
1067
1068 static LRESULT BrsFolder_OnChange(browse_info *info, const LPCITEMIDLIST *pidls, LONG event)
1069 {
1070     BOOL ret = TRUE;
1071
1072     TRACE("(%p)->(%p, %p, 0x%08lx)\n", info, pidls[0], pidls[1], event);
1073
1074     switch (event)
1075     {
1076         case SHCNE_RMDIR:
1077         case SHCNE_DELETE:
1078         {
1079             HTREEITEM handle_root = (HTREEITEM)SendMessageW(info->hwndTreeView, TVM_GETNEXTITEM, TVGN_ROOT, 0);
1080             HTREEITEM handle_item = BrsFolder_FindItemByPidl(info, pidls[0], handle_root);
1081
1082             if (handle_item)
1083                 SendMessageW(info->hwndTreeView, TVM_DELETEITEM, 0, (LPARAM)handle_item);
1084
1085             break;
1086         }
1087     }
1088     return ret;
1089 }
1090
1091 /*************************************************************************
1092  *             BrsFolderDlgProc32  (not an exported API function)
1093  */
1094 static INT_PTR CALLBACK BrsFolderDlgProc( HWND hWnd, UINT msg, WPARAM wParam,
1095                                           LPARAM lParam )
1096 {
1097     browse_info *info;
1098
1099     TRACE("hwnd=%p msg=%04x 0x%08Ix 0x%08Ix\n", hWnd, msg, wParam, lParam );
1100
1101     if (msg == WM_INITDIALOG)
1102         return BrsFolder_OnCreate( hWnd, (browse_info*) lParam );
1103
1104     info = GetPropW( hWnd, L"__WINE_BRSFOLDERDLG_INFO" );
1105     if (!info)
1106         return FALSE;
1107
1108     switch (msg)
1109     {
1110     case WM_NOTIFY:
1111         return BrsFolder_OnNotify( info, (UINT)wParam, (LPNMHDR)lParam);
1112
1113     case WM_COMMAND:
1114         return BrsFolder_OnCommand( info, wParam );
1115
1116     case WM_WINDOWPOSCHANGING:
1117         return BrsFolder_OnWindowPosChanging( info, (WINDOWPOS *)lParam);
1118
1119     case WM_SIZE:
1120         if (info->layout)  /* new style dialogs */
1121             LayoutUpdate(hWnd, info->layout, g_layout_info, ARRAY_SIZE(g_layout_info));
1122         return 0;
1123
1124     case BFFM_SETSTATUSTEXTA:
1125         TRACE("Set status %s\n", debugstr_a((LPSTR)lParam));
1126         SetWindowTextA(GetDlgItem(hWnd, IDD_STATUS), (LPSTR)lParam);
1127         break;
1128
1129     case BFFM_SETSTATUSTEXTW:
1130         TRACE("Set status %s\n", debugstr_w((LPWSTR)lParam));
1131         SetWindowTextW(GetDlgItem(hWnd, IDD_STATUS), (LPWSTR)lParam);
1132         break;
1133
1134     case BFFM_ENABLEOK:
1135         TRACE("Enable %Id\n", lParam);
1136         EnableWindow(GetDlgItem(hWnd, 1), lParam != 0);
1137         break;
1138
1139     case BFFM_SETOKTEXT: /* unicode only */
1140         TRACE("Set OK text %s\n", debugstr_w((LPWSTR)lParam));
1141         SetWindowTextW(GetDlgItem(hWnd, 1), (LPWSTR)lParam);
1142         break;
1143
1144     case BFFM_SETSELECTIONA:
1145         return BrsFolder_OnSetSelectionA(info, (LPVOID)lParam, (BOOL)wParam);
1146
1147     case BFFM_SETSELECTIONW:
1148         return BrsFolder_OnSetSelectionW(info, (LPVOID)lParam, (BOOL)wParam);
1149
1150     case BFFM_SETEXPANDED: /* unicode only */
1151         return BrsFolder_OnSetExpanded(info, (LPVOID)lParam, (BOOL)wParam, NULL);
1152
1153     case SHV_CHANGE_NOTIFY:
1154         return BrsFolder_OnChange(info, (const LPCITEMIDLIST*)wParam, (LONG)lParam);
1155
1156     case WM_DESTROY:
1157         return BrsFolder_OnDestroy(info);
1158     }
1159     return FALSE;
1160 }
1161
1162 /*************************************************************************
1163  * SHBrowseForFolderA [SHELL32.@]
1164  * SHBrowseForFolder  [SHELL32.@]
1165  */
1166 LPITEMIDLIST WINAPI SHBrowseForFolderA (LPBROWSEINFOA lpbi)
1167 {
1168     BROWSEINFOW bi;
1169     LPITEMIDLIST lpid;
1170     INT len;
1171     LPWSTR title;
1172
1173     TRACE("%p\n", lpbi);
1174
1175     bi.hwndOwner = lpbi->hwndOwner;
1176     bi.pidlRoot = lpbi->pidlRoot;
1177     if (lpbi->pszDisplayName)
1178         bi.pszDisplayName = heap_alloc( MAX_PATH * sizeof(WCHAR) );
1179     else
1180         bi.pszDisplayName = NULL;
1181
1182     if (lpbi->lpszTitle)
1183     {
1184         len = MultiByteToWideChar( CP_ACP, 0, lpbi->lpszTitle, -1, NULL, 0 );
1185         title = heap_alloc( len * sizeof(WCHAR) );
1186         MultiByteToWideChar( CP_ACP, 0, lpbi->lpszTitle, -1, title, len );
1187     }
1188     else
1189         title = NULL;
1190
1191     bi.lpszTitle = title;
1192     bi.ulFlags = lpbi->ulFlags;
1193     bi.lpfn = lpbi->lpfn;
1194     bi.lParam = lpbi->lParam;
1195     bi.iImage = lpbi->iImage;
1196     lpid = SHBrowseForFolderW( &bi );
1197     if (bi.pszDisplayName)
1198     {
1199         WideCharToMultiByte( CP_ACP, 0, bi.pszDisplayName, -1,
1200                              lpbi->pszDisplayName, MAX_PATH, 0, NULL);
1201         heap_free( bi.pszDisplayName );
1202     }
1203     heap_free(title);
1204     lpbi->iImage = bi.iImage;
1205     return lpid;
1206 }
1207
1208
1209 /*************************************************************************
1210  * SHBrowseForFolderW [SHELL32.@]
1211  *
1212  * NOTES
1213  *  crashes when passed a null pointer
1214  */
1215 LPITEMIDLIST WINAPI SHBrowseForFolderW (LPBROWSEINFOW lpbi)
1216 {
1217     browse_info info;
1218     DWORD r;
1219     HRESULT hr;
1220     const WCHAR * templateName;
1221     INITCOMMONCONTROLSEX icex;
1222
1223     info.hWnd = 0;
1224     info.pidlRet = NULL;
1225     info.lpBrowseInfo = lpbi;
1226     info.hwndTreeView = NULL;
1227
1228     icex.dwSize = sizeof( icex );
1229     icex.dwICC = ICC_TREEVIEW_CLASSES;
1230     InitCommonControlsEx( &icex );
1231
1232     hr = OleInitialize(NULL);
1233
1234     if (lpbi->ulFlags & BIF_NEWDIALOGSTYLE)
1235         templateName = L"SHNEWBRSFORFOLDER_MSGBOX";
1236     else
1237         templateName = L"SHBRSFORFOLDER_MSGBOX";
1238     r = DialogBoxParamW( shell32_hInstance, templateName, lpbi->hwndOwner,
1239                          BrsFolderDlgProc, (LPARAM)&info );
1240     if (SUCCEEDED(hr))
1241         OleUninitialize();
1242     if (!r)
1243     {
1244         ILFree(info.pidlRet);
1245         return NULL;
1246     }
1247
1248     return info.pidlRet;
1249 }