reactos/subsys/system/winefile/winefile.c

   1 /*
   2  * Winefile
   3  *
   4  * Copyright 2000, 2003, 2004, 2005 Martin Fuchs
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #ifdef __WINE__
  22 #include "config.h"
  23 #include "wine/port.h"
  24 #endif
  25
  26 #include "winefile.h"
  27
  28 #include "resource.h"
  29
  30
  31 #ifdef _NO_EXTENSIONS
  32 #undef _LEFT_FILES
  33 #endif
  34
  35 #ifndef _MAX_PATH
  36 #define _MAX_DRIVE          3
  37 #define _MAX_FNAME          256
  38 #define _MAX_DIR            _MAX_FNAME
  39 #define _MAX_EXT            _MAX_FNAME
  40 #define _MAX_PATH           260
  41 #endif
  42
  43 #ifdef NONAMELESSUNION
  44 #define UNION_MEMBER(x) DUMMYUNIONNAME.x
  45 #else
  46 #define UNION_MEMBER(x) x
  47 #endif
  48
  49
  50 #ifdef _SHELL_FOLDERS
  51 #define DEFAULT_SPLIT_POS       300
  52 #else
  53 #define DEFAULT_SPLIT_POS       200
  54 #endif
  55
  56
  57 enum ENTRY_TYPE {
  58         ET_WINDOWS,
  59         ET_UNIX,
  60 #ifdef _SHELL_FOLDERS
  61         ET_SHELL
  62 #endif
  63 };
  64
  65 typedef struct _Entry {
  66         struct _Entry*  next;
  67         struct _Entry*  down;
  68         struct _Entry*  up;
  69
  70         BOOL                    expanded;
  71         BOOL                    scanned;
  72         int                             level;
  73
  74         WIN32_FIND_DATA data;
  75
  76 #ifndef _NO_EXTENSIONS
  77         BY_HANDLE_FILE_INFORMATION bhfi;
  78         BOOL                    bhfi_valid;
  79         enum ENTRY_TYPE etype;
  80 #endif
  81 #ifdef _SHELL_FOLDERS
  82         LPITEMIDLIST    pidl;
  83         IShellFolder*   folder;
  84         HICON                   hicon;
  85 #endif
  86 } Entry;
  87
  88 typedef struct {
  89         Entry   entry;
  90         TCHAR   path[MAX_PATH];
  91         TCHAR   volname[_MAX_FNAME];
  92         TCHAR   fs[_MAX_DIR];
  93         DWORD   drive_type;
  94         DWORD   fs_flags;
  95 } Root;
  96
  97 enum COLUMN_FLAGS {
  98         COL_SIZE                = 0x01,
  99         COL_DATE                = 0x02,
 100         COL_TIME                = 0x04,
 101         COL_ATTRIBUTES  = 0x08,
 102         COL_DOSNAMES    = 0x10,
 103 #ifdef _NO_EXTENSIONS
 104         COL_ALL = COL_SIZE|COL_DATE|COL_TIME|COL_ATTRIBUTES|COL_DOSNAMES
 105 #else
 106         COL_INDEX               = 0x20,
 107         COL_LINKS               = 0x40,
 108         COL_ALL = COL_SIZE|COL_DATE|COL_TIME|COL_ATTRIBUTES|COL_DOSNAMES|COL_INDEX|COL_LINKS
 109 #endif
 110 };
 111
 112 typedef enum {
 113         SORT_NAME,
 114         SORT_EXT,
 115         SORT_SIZE,
 116         SORT_DATE
 117 } SORT_ORDER;
 118
 119 typedef struct {
 120         HWND    hwnd;
 121 #ifndef _NO_EXTENSIONS
 122         HWND    hwndHeader;
 123 #endif
 124
 125 #ifndef _NO_EXTENSIONS
 126 #define COLUMNS 10
 127 #else
 128 #define COLUMNS 5
 129 #endif
 130         int             widths[COLUMNS];
 131         int             positions[COLUMNS+1];
 132
 133         BOOL    treePane;
 134         int             visible_cols;
 135         Entry*  root;
 136         Entry*  cur;
 137 } Pane;
 138
 139 typedef struct {
 140         HWND    hwnd;
 141         Pane    left;
 142         Pane    right;
 143         int             focus_pane;             /* 0: left  1: right */
 144         WINDOWPLACEMENT pos;
 145         int             split_pos;
 146         BOOL    header_wdths_ok;
 147
 148         TCHAR   path[MAX_PATH];
 149         TCHAR   filter_pattern[MAX_PATH];
 150         int             filter_flags;
 151         Root    root;
 152
 153         SORT_ORDER sortOrder;
 154 } ChildWnd;
 155
 156
 157
 158 static void read_directory(Entry* dir, LPCTSTR path, SORT_ORDER sortOrder, HWND hwnd);
 159 static void set_curdir(ChildWnd* child, Entry* entry, int idx, HWND hwnd);
 160 static void refresh_child(ChildWnd* child);
 161 static void refresh_drives(void);
 162 static void get_path(Entry* dir, PTSTR path);
 163 static void format_date(const FILETIME* ft, TCHAR* buffer, int visible_cols);
 164
 165 static LRESULT CALLBACK FrameWndProc(HWND hwnd, UINT nmsg, WPARAM wparam, LPARAM lparam);
 166 static LRESULT CALLBACK ChildWndProc(HWND hwnd, UINT nmsg, WPARAM wparam, LPARAM lparam);
 167 static LRESULT CALLBACK TreeWndProc(HWND hwnd, UINT nmsg, WPARAM wparam, LPARAM lparam);
 168
 169
 170 /* globals */
 171 WINEFILE_GLOBALS Globals;
 172
 173 static int last_split;
 174
 175
 176 /* some common string constants */
 177 const static TCHAR sEmpty[] = {'\0'};
 178 const static TCHAR sSpace[] = {' ', '\0'};
 179 const static TCHAR sNumFmt[] = {'%','d','\0'};
 180 const static TCHAR sQMarks[] = {'?','?','?','\0'};
 181
 182 /* window class names */
 183 const static TCHAR sWINEFILEFRAME[] = {'W','F','S','_','F','r','a','m','e','\0'};
 184 const static TCHAR sWINEFILETREE[] = {'W','F','S','_','T','r','e','e','\0'};
 185
 186 #ifdef _MSC_VER
 187 /* #define LONGLONGARG _T("I64") */
 188 const static TCHAR sLongHexFmt[] = {'%','I','6','4','X','\0'};
 189 const static TCHAR sLongNumFmt[] = {'%','I','6','4','d','\0'};
 190 #else
 191 /* #define LONGLONGARG _T("L") */
 192 const static TCHAR sLongHexFmt[] = {'%','L','X','\0'};
 193 const static TCHAR sLongNumFmt[] = {'%','L','d','\0'};
 194 #endif
 195
 196
 197 /* load resource string */
 198 static LPTSTR load_string(LPTSTR buffer, UINT id)
 199 {
 200         LoadString(Globals.hInstance, id, buffer, BUFFER_LEN);
 201
 202         return buffer;
 203 }
 204
 205 #define RS(b, i) load_string(b, i)
 206
 207
 208 /* display error message for the specified WIN32 error code */
 209 static void display_error(HWND hwnd, DWORD error)
 210 {
 211         TCHAR b1[BUFFER_LEN], b2[BUFFER_LEN];
 212         PTSTR msg;
 213
 214         if (FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,
 215                 0, error, MAKELANGID(LANG_NEUTRAL,SUBLANG_DEFAULT), (PTSTR)&msg, 0, NULL))
 216                 MessageBox(hwnd, msg, RS(b2,IDS_WINEFILE), MB_OK);
 217         else
 218                 MessageBox(hwnd, RS(b1,IDS_ERROR), RS(b2,IDS_WINEFILE), MB_OK);
 219
 220         LocalFree(msg);
 221 }
 222
 223
 224 /* display network error message using WNetGetLastError() */
 225 static void display_network_error(HWND hwnd)
 226 {
 227         TCHAR msg[BUFFER_LEN], provider[BUFFER_LEN], b2[BUFFER_LEN];
 228         DWORD error;
 229
 230         if (WNetGetLastError(&error, msg, BUFFER_LEN, provider, BUFFER_LEN) == NO_ERROR)
 231                 MessageBox(hwnd, msg, RS(b2,IDS_WINEFILE), MB_OK);
 232 }
 233
 234
 235 #ifdef __WINE__
 236
 237 #ifdef UNICODE
 238
 239 /* call vswprintf() in msvcrt.dll */
 240 /*TODO: fix swprintf() in non-msvcrt mode, so that this dynamic linking function can be removed */
 241 static int msvcrt_swprintf(WCHAR* buffer, const WCHAR* fmt, ...)
 242 {
 243         static int (__cdecl *pvswprintf)(WCHAR*, const WCHAR*, va_list) = NULL;
 244         va_list ap;
 245         int ret;
 246
 247         if (!pvswprintf) {
 248                 HMODULE hModMsvcrt = LoadLibraryA("msvcrt");
 249                 pvswprintf = (int(__cdecl*)(WCHAR*,const WCHAR*,va_list)) GetProcAddress(hModMsvcrt, "vswprintf");
 250         }
 251
 252         va_start(ap, fmt);
 253         ret = (*pvswprintf)(buffer, fmt, ap);
 254         va_end(ap);
 255
 256         return ret;
 257 }
 258
 259 static LPCWSTR my_wcsrchr(LPCWSTR str, WCHAR c)
 260 {
 261         LPCWSTR p = str;
 262
 263         while(*p)
 264                 ++p;
 265
 266         do {
 267                 if (--p < str)
 268                         return NULL;
 269         } while(*p != c);
 270
 271         return p;
 272 }
 273
 274 #define _tcsrchr my_wcsrchr
 275 #else   /* UNICODE */
 276 #define _tcsrchr strrchr
 277 #endif  /* UNICODE */
 278
 279 #endif  /* __WINE__ */
 280
 281
 282 /* allocate and initialise a directory entry */
 283 static Entry* alloc_entry(void)
 284 {
 285         Entry* entry = (Entry*) malloc(sizeof(Entry));
 286
 287 #ifdef _SHELL_FOLDERS
 288         entry->pidl = NULL;
 289         entry->folder = NULL;
 290         entry->hicon = 0;
 291 #endif
 292
 293         return entry;
 294 }
 295
 296 /* free a directory entry */
 297 static void free_entry(Entry* entry)
 298 {
 299 #ifdef _SHELL_FOLDERS
 300         if (entry->hicon && entry->hicon!=(HICON)-1)
 301                 DestroyIcon(entry->hicon);
 302
 303         if (entry->folder && entry->folder!=Globals.iDesktop)
 304                 (*entry->folder->lpVtbl->Release)(entry->folder);
 305
 306         if (entry->pidl)
 307                 (*Globals.iMalloc->lpVtbl->Free)(Globals.iMalloc, entry->pidl);
 308 #endif
 309
 310         free(entry);
 311 }
 312
 313 /* recursively free all child entries */
 314 static void free_entries(Entry* dir)
 315 {
 316         Entry *entry, *next=dir->down;
 317
 318         if (next) {
 319                 dir->down = 0;
 320
 321                 do {
 322                         entry = next;
 323                         next = entry->next;
 324
 325                         free_entries(entry);
 326                         free_entry(entry);
 327                 } while(next);
 328         }
 329 }
 330
 331
 332 static void read_directory_win(Entry* dir, LPCTSTR path)
 333 {
 334         Entry* first_entry = NULL;
 335         Entry* last = NULL;
 336         Entry* entry;
 337
 338         int level = dir->level + 1;
 339         WIN32_FIND_DATA w32fd;
 340         HANDLE hFind;
 341 #ifndef _NO_EXTENSIONS
 342         HANDLE hFile;
 343 #endif
 344
 345         TCHAR buffer[MAX_PATH], *p;
 346         for(p=buffer; *path; )
 347                 *p++ = *path++;
 348
 349         *p++ = '\\';
 350         p[0] = '*';
 351         p[1] = '\0';
 352
 353         hFind = FindFirstFile(buffer, &w32fd);
 354
 355         if (hFind != INVALID_HANDLE_VALUE) {
 356                 do {
 357 #ifdef _NO_EXTENSIONS
 358                         /* hide directory entry "." */
 359                         if (w32fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
 360                                 LPCTSTR name = w32fd.cFileName;
 361
 362                                 if (name[0]=='.' && name[1]=='\0')
 363                                         continue;
 364                         }
 365 #endif
 366                         entry = alloc_entry();
 367
 368                         if (!first_entry)
 369                                 first_entry = entry;
 370
 371                         if (last)
 372                                 last->next = entry;
 373
 374                         memcpy(&entry->data, &w32fd, sizeof(WIN32_FIND_DATA));
 375                         entry->down = NULL;
 376                         entry->up = dir;
 377                         entry->expanded = FALSE;
 378                         entry->scanned = FALSE;
 379                         entry->level = level;
 380
 381 #ifndef _NO_EXTENSIONS
 382                         entry->etype = ET_WINDOWS;
 383                         entry->bhfi_valid = FALSE;
 384
 385                         lstrcpy(p, entry->data.cFileName);
 386
 387                         hFile = CreateFile(buffer, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
 388                                                                 0, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, 0);
 389
 390                         if (hFile != INVALID_HANDLE_VALUE) {
 391                                 if (GetFileInformationByHandle(hFile, &entry->bhfi))
 392                                         entry->bhfi_valid = TRUE;
 393
 394                                 CloseHandle(hFile);
 395                         }
 396 #endif
 397
 398                         last = entry;
 399                 } while(FindNextFile(hFind, &w32fd));
 400
 401                 if (last)
 402                         last->next = NULL;
 403
 404                 FindClose(hFind);
 405         }
 406
 407         dir->down = first_entry;
 408         dir->scanned = TRUE;
 409 }
 410
 411
 412 static Entry* find_entry_win(Entry* dir, LPCTSTR name)
 413 {
 414         Entry* entry;
 415
 416         for(entry=dir->down; entry; entry=entry->next) {
 417                 LPCTSTR p = name;
 418                 LPCTSTR q = entry->data.cFileName;
 419
 420                 do {
 421                         if (!*p || *p==TEXT('\\') || *p==TEXT('/'))
 422                                 return entry;
 423                 } while(tolower(*p++) == tolower(*q++));
 424
 425                 p = name;
 426                 q = entry->data.cAlternateFileName;
 427
 428                 do {
 429                         if (!*p || *p==TEXT('\\') || *p==TEXT('/'))
 430                                 return entry;
 431                 } while(tolower(*p++) == tolower(*q++));
 432         }
 433
 434         return 0;
 435 }
 436
 437
 438 static Entry* read_tree_win(Root* root, LPCTSTR path, SORT_ORDER sortOrder, HWND hwnd)
 439 {
 440         TCHAR buffer[MAX_PATH];
 441         Entry* entry = &root->entry;
 442         LPCTSTR s = path;
 443         PTSTR d = buffer;
 444
 445         HCURSOR old_cursor = SetCursor(LoadCursor(0, IDC_WAIT));
 446
 447 #ifndef _NO_EXTENSIONS
 448         entry->etype = ET_WINDOWS;
 449 #endif
 450
 451         while(entry) {
 452                 while(*s && *s!=TEXT('\\') && *s!=TEXT('/'))
 453                         *d++ = *s++;
 454
 455                 while(*s==TEXT('\\') || *s==TEXT('/'))
 456                         s++;
 457
 458                 *d++ = TEXT('\\');
 459                 *d = TEXT('\0');
 460
 461                 read_directory(entry, buffer, sortOrder, hwnd);
 462
 463                 if (entry->down)
 464                         entry->expanded = TRUE;
 465
 466                 if (!*s)
 467                         break;
 468
 469                 entry = find_entry_win(entry, s);
 470         }
 471
 472         SetCursor(old_cursor);
 473
 474         return entry;
 475 }
 476
 477
 478 #if !defined(_NO_EXTENSIONS) && defined(__WINE__)
 479
 480 static BOOL time_to_filetime(const time_t* t, FILETIME* ftime)
 481 {
 482         struct tm* tm = gmtime(t);
 483         SYSTEMTIME stime;
 484
 485         if (!tm)
 486                 return FALSE;
 487
 488         stime.wYear = tm->tm_year+1900;
 489         stime.wMonth = tm->tm_mon+1;
 490         /* stime.wDayOfWeek */
 491         stime.wDay = tm->tm_mday;
 492         stime.wHour = tm->tm_hour;
 493         stime.wMinute = tm->tm_min;
 494         stime.wSecond = tm->tm_sec;
 495
 496         return SystemTimeToFileTime(&stime, ftime);
 497 }
 498
 499 static void read_directory_unix(Entry* dir, LPCTSTR path)
 500 {
 501         Entry* first_entry = NULL;
 502         Entry* last = NULL;
 503         Entry* entry;
 504         void* pdir;
 505
 506 #ifdef UNICODE
 507         char cpath[MAX_PATH];
 508
 509         WideCharToMultiByte(CP_UNIXCP, 0, path, -1, cpath, MAX_PATH, NULL, NULL);
 510 #else
 511         const char* cpath = path;
 512 #endif
 513
 514         pdir = call_opendir(cpath);
 515
 516         int level = dir->level + 1;
 517
 518         if (pdir) {
 519                 char buffer[MAX_PATH];
 520                 time_t atime, mtime;
 521                 unsigned inode;
 522                 int is_dir;
 523                 const char* s;
 524                 char* p;
 525
 526                 for(p=buffer,s=cpath; *s; )
 527                         *p++ = *s++;
 528
 529                 if (p==buffer || p[-1]!='/')
 530                         *p++ = '/';
 531
 532                 while(call_readdir(pdir, p, &inode)) {
 533                         entry = alloc_entry();
 534
 535                         if (!first_entry)
 536                                 first_entry = entry;
 537
 538                         if (last)
 539                                 last->next = entry;
 540
 541                         entry->etype = ET_UNIX;
 542
 543 #ifdef UNICODE
 544                         MultiByteToWideChar(CP_UNIXCP, 0, p, -1, entry->data.cFileName, MAX_PATH);
 545 #else
 546                         lstrcpy(entry->data.cFileName, p);
 547 #endif
 548
 549                         entry->data.dwFileAttributes = p[0]=='.'? FILE_ATTRIBUTE_HIDDEN: 0;
 550
 551                         if (!call_stat(buffer, &is_dir,
 552                                 &entry->data.nFileSizeLow, &entry->data.nFileSizeHigh,
 553                                 &atime, &mtime, &entry->bhfi.nNumberOfLinks))
 554                         {
 555                                 if (is_dir)
 556                                         entry->data.dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY;
 557
 558                                 memset(&entry->data.ftCreationTime, 0, sizeof(FILETIME));
 559                                 time_to_filetime(&atime, &entry->data.ftLastAccessTime);
 560                                 time_to_filetime(&mtime, &entry->data.ftLastWriteTime);
 561
 562                                 entry->bhfi.nFileIndexLow = inode;
 563                                 entry->bhfi.nFileIndexHigh = 0;
 564
 565                                 entry->bhfi_valid = TRUE;
 566                         } else {
 567                                 entry->data.nFileSizeLow = 0;
 568                                 entry->data.nFileSizeHigh = 0;
 569                                 entry->bhfi_valid = FALSE;
 570                         }
 571
 572                         entry->down = NULL;
 573                         entry->up = dir;
 574                         entry->expanded = FALSE;
 575                         entry->scanned = FALSE;
 576                         entry->level = level;
 577
 578                         last = entry;
 579                 }
 580
 581                 if (last)
 582                         last->next = NULL;
 583
 584                 call_closedir(pdir);
 585         }
 586
 587         dir->down = first_entry;
 588         dir->scanned = TRUE;
 589 }
 590
 591 static Entry* find_entry_unix(Entry* dir, LPCTSTR name)
 592 {
 593         Entry* entry;
 594
 595         for(entry=dir->down; entry; entry=entry->next) {
 596                 LPCTSTR p = name;
 597                 LPCTSTR q = entry->data.cFileName;
 598
 599                 do {
 600                         if (!*p || *p==TEXT('/'))
 601                                 return entry;
 602                 } while(*p++ == *q++);
 603         }
 604
 605         return 0;
 606 }
 607
 608 static Entry* read_tree_unix(Root* root, LPCTSTR path, SORT_ORDER sortOrder, HWND hwnd)
 609 {
 610         TCHAR buffer[MAX_PATH];
 611         Entry* entry = &root->entry;
 612         LPCTSTR s = path;
 613         PTSTR d = buffer;
 614
 615         HCURSOR old_cursor = SetCursor(LoadCursor(0, IDC_WAIT));
 616
 617         entry->etype = ET_UNIX;
 618
 619         while(entry) {
 620                 while(*s && *s!=TEXT('/'))
 621                         *d++ = *s++;
 622
 623                 while(*s == TEXT('/'))
 624                         s++;
 625
 626                 *d++ = TEXT('/');
 627                 *d = TEXT('\0');
 628
 629                 read_directory(entry, buffer, sortOrder, hwnd);
 630
 631                 if (entry->down)
 632                         entry->expanded = TRUE;
 633
 634                 if (!*s)
 635                         break;
 636
 637                 entry = find_entry_unix(entry, s);
 638         }
 639
 640         SetCursor(old_cursor);
 641
 642         return entry;
 643 }
 644
 645 #endif /* !defined(_NO_EXTENSIONS) && defined(__WINE__) */
 646
 647
 648 #ifdef _SHELL_FOLDERS
 649
 650 #ifdef UNICODE
 651 #define get_strret get_strretW
 652 #define path_from_pidl path_from_pidlW
 653 #else
 654 #define get_strret get_strretA
 655 #define path_from_pidl path_from_pidlA
 656 #endif
 657
 658
 659 static LPSTR strcpyn(LPSTR dest, LPCSTR source, size_t count)
 660 {
 661  LPCSTR s;
 662  LPSTR d = dest;
 663
 664  for(s=source; count&&(*d++=*s++); )
 665   count--;
 666
 667  return dest;
 668 }
 669
 670 static LPWSTR wcscpyn(LPWSTR dest, LPCWSTR source, size_t count)
 671 {
 672  LPCWSTR s;
 673  LPWSTR d = dest;
 674
 675  for(s=source; count&&(*d++=*s++); )
 676   count--;
 677
 678  return dest;
 679 }
 680
 681 static void get_strretA(STRRET* str, const SHITEMID* shiid, LPSTR buffer, int len)
 682 {
 683  switch(str->uType) {
 684   case STRRET_WSTR:
 685         WideCharToMultiByte(CP_ACP, 0, str->UNION_MEMBER(pOleStr), -1, buffer, len, NULL, NULL);
 686         break;
 687
 688   case STRRET_OFFSET:
 689         strcpyn(buffer, (LPCSTR)shiid+str->UNION_MEMBER(uOffset), len);
 690         break;
 691
 692   case STRRET_CSTR:
 693         strcpyn(buffer, str->UNION_MEMBER(cStr), len);
 694  }
 695 }
 696
 697 static HRESULT path_from_pidlA(IShellFolder* folder, LPITEMIDLIST pidl, LPSTR buffer, int len)
 698 {
 699         STRRET str;
 700
 701          /* SHGDN_FORPARSING: get full path of id list */
 702         HRESULT hr = (*folder->lpVtbl->GetDisplayNameOf)(folder, pidl, SHGDN_FORPARSING, &str);
 703
 704         if (SUCCEEDED(hr)) {
 705                 get_strretA(&str, &pidl->mkid, buffer, len);
 706                 free_strret(&str);
 707         } else
 708                 buffer[0] = '\0';
 709
 710         return hr;
 711 }
 712
 713 #endif
 714
 715 static LPWSTR wcscpyn(LPWSTR dest, LPCWSTR source, size_t count)
 716 {
 717  LPCWSTR s;
 718  LPWSTR d = dest;
 719
 720  for(s=source; count&&(*d++=*s++); )
 721   count--;
 722
 723  return dest;
 724 }
 725
 726 static void get_strretW(STRRET* str, const SHITEMID* shiid, LPWSTR buffer, int len)
 727 {
 728  switch(str->uType) {
 729   case STRRET_WSTR:
 730         wcscpyn(buffer, str->UNION_MEMBER(pOleStr), len);
 731         break;
 732
 733   case STRRET_OFFSET:
 734         MultiByteToWideChar(CP_ACP, 0, (LPCSTR)shiid+str->UNION_MEMBER(uOffset), -1, buffer, len);
 735         break;
 736
 737   case STRRET_CSTR:
 738         MultiByteToWideChar(CP_ACP, 0, str->UNION_MEMBER(cStr), -1, buffer, len);
 739  }
 740 }
 741
 742
 743 static HRESULT name_from_pidl(IShellFolder* folder, LPITEMIDLIST pidl, LPTSTR buffer, int len, SHGDNF flags)
 744 {
 745         STRRET str;
 746
 747         HRESULT hr = (*folder->lpVtbl->GetDisplayNameOf)(folder, pidl, flags, &str);
 748
 749         if (SUCCEEDED(hr)) {
 750                 get_strret(&str, &pidl->mkid, buffer, len);
 751                 free_strret(&str);
 752         } else
 753                 buffer[0] = '\0';
 754
 755         return hr;
 756 }
 757
 758
 759 static HRESULT path_from_pidlW(IShellFolder* folder, LPITEMIDLIST pidl, LPWSTR buffer, int len)
 760 {
 761         STRRET str;
 762
 763          /* SHGDN_FORPARSING: get full path of id list */
 764         HRESULT hr = (*folder->lpVtbl->GetDisplayNameOf)(folder, pidl, SHGDN_FORPARSING, &str);
 765
 766         if (SUCCEEDED(hr)) {
 767                 get_strretW(&str, &pidl->mkid, buffer, len);
 768                 free_strret(&str);
 769         } else
 770                 buffer[0] = '\0';
 771
 772         return hr;
 773 }
 774
 775
 776  /* create an item id list from a file system path */
 777
 778 static LPITEMIDLIST get_path_pidl(LPTSTR path, HWND hwnd)
 779 {
 780         LPITEMIDLIST pidl;
 781         HRESULT hr;
 782         ULONG len;
 783
 784 #ifdef UNICODE
 785         LPWSTR buffer = path;
 786 #else
 787         WCHAR buffer[MAX_PATH];
 788         MultiByteToWideChar(CP_ACP, 0, path, -1, buffer, MAX_PATH);
 789 #endif
 790
 791         hr = (*Globals.iDesktop->lpVtbl->ParseDisplayName)(Globals.iDesktop, hwnd, NULL, buffer, &len, &pidl, NULL);
 792         if (FAILED(hr))
 793                 return NULL;
 794
 795         return pidl;
 796 }
 797
 798
 799  /* convert an item id list from relative to absolute (=relative to the desktop) format */
 800
 801 static LPITEMIDLIST get_to_absolute_pidl(Entry* entry, HWND hwnd)
 802 {
 803         if (entry->up && entry->up->etype==ET_SHELL) {
 804                 IShellFolder* folder = entry->up->folder;
 805                 WCHAR buffer[MAX_PATH];
 806
 807                 HRESULT hr = path_from_pidlW(folder, entry->pidl, buffer, MAX_PATH);
 808
 809                 if (SUCCEEDED(hr)) {
 810                         LPITEMIDLIST pidl;
 811                         ULONG len;
 812
 813                         hr = (*Globals.iDesktop->lpVtbl->ParseDisplayName)(Globals.iDesktop, hwnd, NULL, buffer, &len, &pidl, NULL);
 814
 815                         if (SUCCEEDED(hr))
 816                                 return pidl;
 817                 }
 818         } else if (entry->etype == ET_WINDOWS) {
 819                 TCHAR path[MAX_PATH];
 820
 821                 get_path(entry, path);
 822
 823                 return get_path_pidl(path, hwnd);
 824         } else if (entry->pidl)
 825                 return ILClone(entry->pidl);
 826
 827         return NULL;
 828 }
 829
 830
 831 static HICON extract_icon(IShellFolder* folder, LPCITEMIDLIST pidl)
 832 {
 833         IExtractIcon* pExtract;
 834
 835         if (SUCCEEDED((*folder->lpVtbl->GetUIObjectOf)(folder, 0, 1, (LPCITEMIDLIST*)&pidl, &IID_IExtractIcon, 0, (LPVOID*)&pExtract))) {
 836                 TCHAR path[_MAX_PATH];
 837                 unsigned flags;
 838                 HICON hicon;
 839                 int idx;
 840
 841                 if (SUCCEEDED((*pExtract->lpVtbl->GetIconLocation)(pExtract, GIL_FORSHELL, path, _MAX_PATH, &idx, &flags))) {
 842                         if (!(flags & GIL_NOTFILENAME)) {
 843                                 if (idx == -1)
 844                                         idx = 0;        /* special case for some control panel applications */
 845
 846                                 if ((int)ExtractIconEx(path, idx, 0, &hicon, 1) > 0)
 847                                         flags &= ~GIL_DONTCACHE;
 848                         } else {
 849                                 HICON hIconLarge = 0;
 850
 851                                 HRESULT hr = (*pExtract->lpVtbl->Extract)(pExtract, path, idx, &hIconLarge, &hicon, MAKELONG(0/*GetSystemMetrics(SM_CXICON)*/,GetSystemMetrics(SM_CXSMICON)));
 852
 853                                 if (SUCCEEDED(hr))
 854                                         DestroyIcon(hIconLarge);
 855                         }
 856
 857                         return hicon;
 858                 }
 859         }
 860
 861         return 0;
 862 }
 863
 864
 865 static Entry* find_entry_shell(Entry* dir, LPCITEMIDLIST pidl)
 866 {
 867         Entry* entry;
 868
 869         for(entry=dir->down; entry; entry=entry->next) {
 870                 if (entry->pidl->mkid.cb == pidl->mkid.cb &&
 871                         !memcmp(entry->pidl, pidl, entry->pidl->mkid.cb))
 872                         return entry;
 873         }
 874
 875         return 0;
 876 }
 877
 878 static Entry* read_tree_shell(Root* root, LPITEMIDLIST pidl, SORT_ORDER sortOrder, HWND hwnd)
 879 {
 880         Entry* entry = &root->entry;
 881         Entry* next;
 882         LPITEMIDLIST next_pidl = pidl;
 883         IShellFolder* folder;
 884         IShellFolder* child = NULL;
 885         HRESULT hr;
 886
 887         HCURSOR old_cursor = SetCursor(LoadCursor(0, IDC_WAIT));
 888
 889 #ifndef _NO_EXTENSIONS
 890         entry->etype = ET_SHELL;
 891 #endif
 892
 893         folder = Globals.iDesktop;
 894
 895         while(entry) {
 896                 entry->pidl = next_pidl;
 897                 entry->folder = folder;
 898
 899                 if (!pidl->mkid.cb)
 900                         break;
 901
 902                  /* copy first element of item idlist */
 903                 next_pidl = (*Globals.iMalloc->lpVtbl->Alloc)(Globals.iMalloc, pidl->mkid.cb+sizeof(USHORT));
 904                 memcpy(next_pidl, pidl, pidl->mkid.cb);
 905                 ((LPITEMIDLIST)((LPBYTE)next_pidl+pidl->mkid.cb))->mkid.cb = 0;
 906
 907                 hr = (*folder->lpVtbl->BindToObject)(folder, next_pidl, 0, &IID_IShellFolder, (void**)&child);
 908                 if (!SUCCEEDED(hr))
 909                         break;
 910
 911                 read_directory(entry, NULL, sortOrder, hwnd);
 912
 913                 if (entry->down)
 914                         entry->expanded = TRUE;
 915
 916                 next = find_entry_shell(entry, next_pidl);
 917                 if (!next)
 918                         break;
 919
 920                 folder = child;
 921                 entry = next;
 922
 923                  /* go to next element */
 924                 pidl = (LPITEMIDLIST) ((LPBYTE)pidl+pidl->mkid.cb);
 925         }
 926
 927         SetCursor(old_cursor);
 928
 929         return entry;
 930 }
 931
 932
 933 static void fill_w32fdata_shell(IShellFolder* folder, LPCITEMIDLIST pidl, SFGAOF attribs, WIN32_FIND_DATA* w32fdata)
 934 {
 935         if (!(attribs & SFGAO_FILESYSTEM) ||
 936                   FAILED(SHGetDataFromIDList(folder, pidl, SHGDFIL_FINDDATA, w32fdata, sizeof(WIN32_FIND_DATA)))) {
 937                 WIN32_FILE_ATTRIBUTE_DATA fad;
 938                 IDataObject* pDataObj;
 939
 940                 STGMEDIUM medium = {0, {0}, 0};
 941                 FORMATETC fmt = {Globals.cfStrFName, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL};
 942
 943                 HRESULT hr = (*folder->lpVtbl->GetUIObjectOf)(folder, 0, 1, &pidl, &IID_IDataObject, 0, (LPVOID*)&pDataObj);
 944
 945                 if (SUCCEEDED(hr)) {
 946                         hr = (*pDataObj->lpVtbl->GetData)(pDataObj, &fmt, &medium);
 947
 948                         (*pDataObj->lpVtbl->Release)(pDataObj);
 949
 950                         if (SUCCEEDED(hr)) {
 951                                 LPCTSTR path = (LPCTSTR)GlobalLock(medium.UNION_MEMBER(hGlobal));
 952                                 UINT sem_org = SetErrorMode(SEM_FAILCRITICALERRORS);
 953
 954                                 if (GetFileAttributesEx(path, GetFileExInfoStandard, &fad)) {
 955                                         w32fdata->dwFileAttributes = fad.dwFileAttributes;
 956                                         w32fdata->ftCreationTime = fad.ftCreationTime;
 957                                         w32fdata->ftLastAccessTime = fad.ftLastAccessTime;
 958                                         w32fdata->ftLastWriteTime = fad.ftLastWriteTime;
 959
 960                                         if (!(fad.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
 961                                                 w32fdata->nFileSizeLow = fad.nFileSizeLow;
 962                                                 w32fdata->nFileSizeHigh = fad.nFileSizeHigh;
 963                                         }
 964                                 }
 965
 966                                 SetErrorMode(sem_org);
 967
 968                                 GlobalUnlock(medium.UNION_MEMBER(hGlobal));
 969                                 GlobalFree(medium.UNION_MEMBER(hGlobal));
 970                         }
 971                 }
 972         }
 973
 974         if (attribs & (SFGAO_FOLDER|SFGAO_HASSUBFOLDER))
 975                 w32fdata->dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY;
 976
 977         if (attribs & SFGAO_READONLY)
 978                 w32fdata->dwFileAttributes |= FILE_ATTRIBUTE_READONLY;
 979
 980         if (attribs & SFGAO_COMPRESSED)
 981                 w32fdata->dwFileAttributes |= FILE_ATTRIBUTE_COMPRESSED;
 982 }
 983
 984
 985 static void read_directory_shell(Entry* dir, HWND hwnd)
 986 {
 987         IShellFolder* folder = dir->folder;
 988         int level = dir->level + 1;
 989         HRESULT hr;
 990
 991         IShellFolder* child;
 992         IEnumIDList* idlist;
 993
 994         Entry* first_entry = NULL;
 995         Entry* last = NULL;
 996         Entry* entry;
 997
 998         if (!folder)
 999                 return;
1000
1001         hr = (*folder->lpVtbl->EnumObjects)(folder, hwnd, SHCONTF_FOLDERS|SHCONTF_NONFOLDERS|SHCONTF_INCLUDEHIDDEN|SHCONTF_SHAREABLE|SHCONTF_STORAGE, &idlist);
1002
1003         if (SUCCEEDED(hr)) {
1004                 for(;;) {
1005 #define FETCH_ITEM_COUNT        32
1006                         LPITEMIDLIST pidls[FETCH_ITEM_COUNT];
1007                         SFGAOF attribs;
1008                         ULONG cnt = 0;
1009                         ULONG n;
1010
1011                         memset(pidls, 0, sizeof(pidls));
1012
1013                         hr = (*idlist->lpVtbl->Next)(idlist, FETCH_ITEM_COUNT, pidls, &cnt);
1014                         if (!SUCCEEDED(hr))
1015                                 break;
1016
1017                         if (hr == S_FALSE)
1018                                 break;
1019
1020                         for(n=0; n<cnt; ++n) {
1021                                 entry = alloc_entry();
1022
1023                                 if (!first_entry)
1024                                         first_entry = entry;
1025
1026                                 if (last)
1027                                         last->next = entry;
1028
1029                                 memset(&entry->data, 0, sizeof(WIN32_FIND_DATA));
1030                                 entry->bhfi_valid = FALSE;
1031
1032                                 attribs = ~SFGAO_FILESYSTEM;    /*SFGAO_HASSUBFOLDER|SFGAO_FOLDER; SFGAO_FILESYSTEM sorgt dafür, daß "My Documents" anstatt von "Martin's Documents" angezeigt wird */
1033
1034                                 hr = (*folder->lpVtbl->GetAttributesOf)(folder, 1, (LPCITEMIDLIST*)&pidls[n], &attribs);
1035
1036                                 if (SUCCEEDED(hr)) {
1037                                         if (attribs != (SFGAOF)~SFGAO_FILESYSTEM) {
1038                                                 fill_w32fdata_shell(folder, pidls[n], attribs, &entry->data);
1039
1040                                                 entry->bhfi_valid = TRUE;
1041                                         } else
1042                                                 attribs = 0;
1043                                 } else
1044                                         attribs = 0;
1045
1046                                 entry->pidl = pidls[n];
1047
1048                                 if (entry->data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
1049                                         hr = (*folder->lpVtbl->BindToObject)(folder, pidls[n], 0, &IID_IShellFolder, (void**)&child);
1050
1051                                         if (SUCCEEDED(hr))
1052                                                 entry->folder = child;
1053                                         else
1054                                                 entry->folder = NULL;
1055                                 }
1056                                 else
1057                                         entry->folder = NULL;
1058
1059                                 if (!entry->data.cFileName[0])
1060                                         /*hr = */name_from_pidl(folder, pidls[n], entry->data.cFileName, MAX_PATH, /*SHGDN_INFOLDER*/0x2000/*0x2000=SHGDN_INCLUDE_NONFILESYS*/);
1061
1062                                  /* get display icons for files and virtual objects */
1063                                 if (!(entry->data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ||
1064                                         !(attribs & SFGAO_FILESYSTEM)) {
1065                                         entry->hicon = extract_icon(folder, pidls[n]);
1066
1067                                         if (!entry->hicon)
1068                                                 entry->hicon = (HICON)-1;       /* don't try again later */
1069                                 }
1070
1071                                 entry->down = NULL;
1072                                 entry->up = dir;
1073                                 entry->expanded = FALSE;
1074                                 entry->scanned = FALSE;
1075                                 entry->level = level;
1076
1077 #ifndef _NO_EXTENSIONS
1078                                 entry->etype = ET_SHELL;
1079                                 entry->bhfi_valid = FALSE;
1080 #endif
1081
1082                                 last = entry;
1083                         }
1084                 }
1085
1086                 (*idlist->lpVtbl->Release)(idlist);
1087         }
1088
1089         if (last)
1090                 last->next = NULL;
1091
1092         dir->down = first_entry;
1093         dir->scanned = TRUE;
1094 }
1095
1096 #endif /* _SHELL_FOLDERS */
1097
1098
1099 /* sort order for different directory/file types */
1100 enum TYPE_ORDER {
1101         TO_DIR = 0,
1102         TO_DOT = 1,
1103         TO_DOTDOT = 2,
1104         TO_OTHER_DIR = 3,
1105         TO_FILE = 4
1106 };
1107
1108 /* distinguish between ".", ".." and any other directory names */
1109 static int TypeOrderFromDirname(LPCTSTR name)
1110 {
1111         if (name[0] == '.') {
1112                 if (name[1] == '\0')
1113                         return TO_DOT;  /* "." */
1114
1115                 if (name[1]=='.' && name[2]=='\0')
1116                         return TO_DOTDOT;       /* ".." */
1117         }
1118
1119         return TO_OTHER_DIR;    /* anything else */
1120 }
1121
1122 /* directories first... */
1123 static int compareType(const WIN32_FIND_DATA* fd1, const WIN32_FIND_DATA* fd2)
1124 {
1125         int order1 = fd1->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY? TO_DIR: TO_FILE;
1126         int order2 = fd2->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY? TO_DIR: TO_FILE;
1127
1128         /* Handle "." and ".." as special case and move them at the very first beginning. */
1129         if (order1==TO_DIR && order2==TO_DIR) {
1130                 order1 = TypeOrderFromDirname(fd1->cFileName);
1131                 order2 = TypeOrderFromDirname(fd2->cFileName);
1132         }
1133
1134         return order2==order1? 0: order1<order2? -1: 1;
1135 }
1136
1137
1138 static int compareName(const void* arg1, const void* arg2)
1139 {
1140         const WIN32_FIND_DATA* fd1 = &(*(const Entry* const*)arg1)->data;
1141         const WIN32_FIND_DATA* fd2 = &(*(const Entry* const*)arg2)->data;
1142
1143         int cmp = compareType(fd1, fd2);
1144         if (cmp)
1145                 return cmp;
1146
1147         return lstrcmpi(fd1->cFileName, fd2->cFileName);
1148 }
1149
1150 static int compareExt(const void* arg1, const void* arg2)
1151 {
1152         const WIN32_FIND_DATA* fd1 = &(*(const Entry* const*)arg1)->data;
1153         const WIN32_FIND_DATA* fd2 = &(*(const Entry* const*)arg2)->data;
1154         const TCHAR *name1, *name2, *ext1, *ext2;
1155
1156         int cmp = compareType(fd1, fd2);
1157         if (cmp)
1158                 return cmp;
1159
1160         name1 = fd1->cFileName;
1161         name2 = fd2->cFileName;
1162
1163         ext1 = _tcsrchr(name1, TEXT('.'));
1164         ext2 = _tcsrchr(name2, TEXT('.'));
1165
1166         if (ext1)
1167                 ext1++;
1168         else
1169                 ext1 = sEmpty;
1170
1171         if (ext2)
1172                 ext2++;
1173         else
1174                 ext2 = sEmpty;
1175
1176         cmp = lstrcmpi(ext1, ext2);
1177         if (cmp)
1178                 return cmp;
1179
1180         return lstrcmpi(name1, name2);
1181 }
1182
1183 static int compareSize(const void* arg1, const void* arg2)
1184 {
1185         const WIN32_FIND_DATA* fd1 = &(*(const Entry* const*)arg1)->data;
1186         const WIN32_FIND_DATA* fd2 = &(*(const Entry* const*)arg2)->data;
1187
1188         int cmp = compareType(fd1, fd2);
1189         if (cmp)
1190                 return cmp;
1191
1192         cmp = fd2->nFileSizeHigh - fd1->nFileSizeHigh;
1193
1194         if (cmp < 0)
1195                 return -1;
1196         else if (cmp > 0)
1197                 return 1;
1198
1199         cmp = fd2->nFileSizeLow - fd1->nFileSizeLow;
1200
1201         return cmp<0? -1: cmp>0? 1: 0;
1202 }
1203
1204 static int compareDate(const void* arg1, const void* arg2)
1205 {
1206         const WIN32_FIND_DATA* fd1 = &(*(const Entry* const*)arg1)->data;
1207         const WIN32_FIND_DATA* fd2 = &(*(const Entry* const*)arg2)->data;
1208
1209         int cmp = compareType(fd1, fd2);
1210         if (cmp)
1211                 return cmp;
1212
1213         return CompareFileTime(&fd2->ftLastWriteTime, &fd1->ftLastWriteTime);
1214 }
1215
1216
1217 static int (*sortFunctions[])(const void* arg1, const void* arg2) = {
1218         compareName,    /* SORT_NAME */
1219         compareExt,             /* SORT_EXT */
1220         compareSize,    /* SORT_SIZE */
1221         compareDate             /* SORT_DATE */
1222 };
1223
1224
1225 static void SortDirectory(Entry* dir, SORT_ORDER sortOrder)
1226 {
1227         Entry* entry = dir->down;
1228         Entry** array, **p;
1229         int len;
1230
1231         len = 0;
1232         for(entry=dir->down; entry; entry=entry->next)
1233                 len++;
1234
1235         if (len) {
1236                 array = HeapAlloc(GetProcessHeap(), 0, len*sizeof(Entry*));
1237
1238                 p = array;
1239                 for(entry=dir->down; entry; entry=entry->next)
1240                         *p++ = entry;
1241
1242                 /* call qsort with the appropriate compare function */
1243                 qsort(array, len, sizeof(array[0]), sortFunctions[sortOrder]);
1244
1245                 dir->down = array[0];
1246
1247                 for(p=array; --len; p++)
1248                         p[0]->next = p[1];
1249
1250                 (*p)->next = 0;
1251
1252                 HeapFree(GetProcessHeap(), 0, array);
1253         }
1254 }
1255
1256
1257 static void read_directory(Entry* dir, LPCTSTR path, SORT_ORDER sortOrder, HWND hwnd)
1258 {
1259         TCHAR buffer[MAX_PATH];
1260         Entry* entry;
1261         LPCTSTR s;
1262         PTSTR d;
1263
1264 #ifdef _SHELL_FOLDERS
1265         if (dir->etype == ET_SHELL)
1266         {
1267                 read_directory_shell(dir, hwnd);
1268
1269                 if (Globals.prescan_node) {
1270                         s = path;
1271                         d = buffer;
1272
1273                         while(*s)
1274                                 *d++ = *s++;
1275
1276                         *d++ = TEXT('\\');
1277
1278                         for(entry=dir->down; entry; entry=entry->next)
1279                                 if (entry->data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
1280                                         read_directory_shell(entry, hwnd);
1281                                         SortDirectory(entry, sortOrder);
1282                                 }
1283                 }
1284         }
1285         else
1286 #endif
1287 #if !defined(_NO_EXTENSIONS) && defined(__WINE__)
1288         if (dir->etype == ET_UNIX)
1289         {
1290                 read_directory_unix(dir, path);
1291
1292                 if (Globals.prescan_node) {
1293                         s = path;
1294                         d = buffer;
1295
1296                         while(*s)
1297                                 *d++ = *s++;
1298
1299                         *d++ = TEXT('/');
1300
1301                         for(entry=dir->down; entry; entry=entry->next)
1302                                 if (entry->data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
1303                                         lstrcpy(d, entry->data.cFileName);
1304                                         read_directory_unix(entry, buffer);
1305                                         SortDirectory(entry, sortOrder);
1306                                 }
1307                 }
1308         }
1309         else
1310 #endif
1311         {
1312                 read_directory_win(dir, path);
1313
1314                 if (Globals.prescan_node) {
1315                         s = path;
1316                         d = buffer;
1317
1318                         while(*s)
1319                                 *d++ = *s++;
1320
1321                         *d++ = TEXT('\\');
1322
1323                         for(entry=dir->down; entry; entry=entry->next)
1324                                 if (entry->data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
1325                                         lstrcpy(d, entry->data.cFileName);
1326                                         read_directory_win(entry, buffer);
1327                                         SortDirectory(entry, sortOrder);
1328                                 }
1329                 }
1330         }
1331
1332         SortDirectory(dir, sortOrder);
1333 }
1334
1335
1336 static Entry* read_tree(Root* root, LPCTSTR path, LPITEMIDLIST pidl, LPTSTR drv, SORT_ORDER sortOrder, HWND hwnd)
1337 {
1338 #if !defined(_NO_EXTENSIONS) && defined(__WINE__)
1339         const static TCHAR sSlash[] = {'/', '\0'};
1340 #endif
1341         const static TCHAR sBackslash[] = {'\\', '\0'};
1342
1343 #ifdef _SHELL_FOLDERS
1344         if (pidl)
1345         {
1346                  /* read shell namespace tree */
1347                 root->drive_type = DRIVE_UNKNOWN;
1348                 drv[0] = '\\';
1349                 drv[1] = '\0';
1350                 load_string(root->volname, IDS_DESKTOP);
1351                 root->fs_flags = 0;
1352                 load_string(root->fs, IDS_SHELL);
1353
1354                 return read_tree_shell(root, pidl, sortOrder, hwnd);
1355         }
1356         else
1357 #endif
1358 #if !defined(_NO_EXTENSIONS) && defined(__WINE__)
1359         if (*path == '/')
1360         {
1361                  /* read unix file system tree */
1362                 root->drive_type = GetDriveType(path);
1363
1364                 lstrcat(drv, sSlash);
1365                 load_string(root->volname, IDS_ROOT_FS);
1366                 root->fs_flags = 0;
1367                 load_string(root->fs, IDS_UNIXFS);
1368
1369                 lstrcpy(root->path, sSlash);
1370
1371                 return read_tree_unix(root, path, sortOrder, hwnd);
1372         }
1373 #endif
1374
1375          /* read WIN32 file system tree */
1376         root->drive_type = GetDriveType(path);
1377
1378         lstrcat(drv, sBackslash);
1379         GetVolumeInformation(drv, root->volname, _MAX_FNAME, 0, 0, &root->fs_flags, root->fs, _MAX_DIR);
1380
1381         lstrcpy(root->path, drv);
1382
1383         return read_tree_win(root, path, sortOrder, hwnd);
1384 }
1385
1386
1387 /* flags to filter different file types */
1388 enum TYPE_FILTER {
1389         TF_DIRECTORIES  = 0x01,
1390         TF_PROGRAMS             = 0x02,
1391         TF_DOCUMENTS    = 0x04,
1392         TF_OTHERS               = 0x08,
1393         TF_HIDDEN               = 0x10,
1394         TF_ALL                  = 0x1F
1395 };
1396
1397
1398 static ChildWnd* alloc_child_window(LPCTSTR path, LPITEMIDLIST pidl, HWND hwnd)
1399 {
1400         TCHAR drv[_MAX_DRIVE+1], dir[_MAX_DIR], name[_MAX_FNAME], ext[_MAX_EXT];
1401         TCHAR b1[BUFFER_LEN];
1402         const static TCHAR sAsterics[] = {'*', '\0'};
1403
1404         ChildWnd* child = (ChildWnd*) malloc(sizeof(ChildWnd));
1405         Root* root = &child->root;
1406         Entry* entry;
1407
1408         memset(child, 0, sizeof(ChildWnd));
1409
1410         child->left.treePane = TRUE;
1411         child->left.visible_cols = 0;
1412
1413         child->right.treePane = FALSE;
1414 #ifndef _NO_EXTENSIONS
1415         child->right.visible_cols = COL_SIZE|COL_DATE|COL_TIME|COL_ATTRIBUTES|COL_INDEX|COL_LINKS;
1416 #else
1417         child->right.visible_cols = COL_SIZE|COL_DATE|COL_TIME|COL_ATTRIBUTES;
1418 #endif
1419
1420         child->pos.length = sizeof(WINDOWPLACEMENT);
1421         child->pos.flags = 0;
1422         child->pos.showCmd = SW_SHOWNORMAL;
1423         child->pos.rcNormalPosition.left = CW_USEDEFAULT;
1424         child->pos.rcNormalPosition.top = CW_USEDEFAULT;
1425         child->pos.rcNormalPosition.right = CW_USEDEFAULT;
1426         child->pos.rcNormalPosition.bottom = CW_USEDEFAULT;
1427
1428         child->focus_pane = 0;
1429         child->split_pos = DEFAULT_SPLIT_POS;
1430         child->sortOrder = SORT_NAME;
1431         child->header_wdths_ok = FALSE;
1432
1433         if (path)
1434         {
1435                 lstrcpy(child->path, path);
1436
1437                 _tsplitpath(path, drv, dir, name, ext);
1438         }
1439
1440         lstrcpy(child->filter_pattern, sAsterics);
1441         child->filter_flags = TF_ALL;
1442
1443         root->entry.level = 0;
1444
1445         entry = read_tree(root, path, pidl, drv, child->sortOrder, hwnd);
1446
1447 #ifdef _SHELL_FOLDERS
1448         if (root->entry.etype == ET_SHELL)
1449                 load_string(root->entry.data.cFileName, IDS_DESKTOP);
1450         else
1451 #endif
1452                 wsprintf(root->entry.data.cFileName, RS(b1,IDS_TITLEFMT), drv, root->fs);
1453
1454         root->entry.data.dwFileAttributes = FILE_ATTRIBUTE_DIRECTORY;
1455
1456         child->left.root = &root->entry;
1457         child->right.root = NULL;
1458
1459         set_curdir(child, entry, 0, hwnd);
1460
1461         return child;
1462 }
1463
1464
1465 /* free all memory associated with a child window */
1466 static void free_child_window(ChildWnd* child)
1467 {
1468         free_entries(&child->root.entry);
1469         free(child);
1470 }
1471
1472
1473 /* get full path of specified directory entry */
1474 static void get_path(Entry* dir, PTSTR path)
1475 {
1476         Entry* entry;
1477         int len = 0;
1478         int level = 0;
1479
1480 #ifdef _SHELL_FOLDERS
1481         if (dir->etype == ET_SHELL)
1482         {
1483                 SFGAOF attribs;
1484                 HRESULT hr = S_OK;
1485
1486                 path[0] = TEXT('\0');
1487
1488                 attribs = 0;
1489
1490                 if (dir->folder)
1491                         hr = (*dir->folder->lpVtbl->GetAttributesOf)(dir->folder, 1, (LPCITEMIDLIST*)&dir->pidl, &attribs);
1492
1493                 if (SUCCEEDED(hr) && (attribs&SFGAO_FILESYSTEM)) {
1494                         IShellFolder* parent = dir->up? dir->up->folder: Globals.iDesktop;
1495
1496                         hr = path_from_pidl(parent, dir->pidl, path, MAX_PATH);
1497                 }
1498         }
1499         else
1500 #endif
1501         {
1502                 for(entry=dir; entry; level++) {
1503                         LPCTSTR name;
1504                         int l;
1505
1506                         {
1507                                 LPCTSTR s;
1508                                 name = entry->data.cFileName;
1509                                 s = name;
1510
1511                                 for(l=0; *s && *s!=TEXT('/') && *s!=TEXT('\\'); s++)
1512                                         l++;
1513                         }
1514
1515                         if (entry->up) {
1516                                 if (l > 0) {
1517                                         memmove(path+l+1, path, len*sizeof(TCHAR));
1518                                         memcpy(path+1, name, l*sizeof(TCHAR));
1519                                         len += l+1;
1520
1521 #ifndef _NO_EXTENSIONS
1522                                         if (entry->etype == ET_UNIX)
1523                                                 path[0] = TEXT('/');
1524                                         else
1525 #endif
1526                                         path[0] = TEXT('\\');
1527                                 }
1528
1529                                 entry = entry->up;
1530                         } else {
1531                                 memmove(path+l, path, len*sizeof(TCHAR));
1532                                 memcpy(path, name, l*sizeof(TCHAR));
1533                                 len += l;
1534                                 break;
1535                         }
1536                 }
1537
1538                 if (!level) {
1539 #ifndef _NO_EXTENSIONS
1540                         if (entry->etype == ET_UNIX)
1541                                 path[len++] = TEXT('/');
1542                         else
1543 #endif
1544                                 path[len++] = TEXT('\\');
1545                 }
1546
1547                 path[len] = TEXT('\0');
1548         }
1549 }
1550
1551
1552 static void resize_frame_rect(HWND hwnd, PRECT prect)
1553 {
1554         int new_top;
1555         RECT rt;
1556
1557         if (IsWindowVisible(Globals.htoolbar)) {
1558                 SendMessage(Globals.htoolbar, WM_SIZE, 0, 0);
1559                 GetClientRect(Globals.htoolbar, &rt);
1560                 prect->top = rt.bottom+3;
1561                 prect->bottom -= rt.bottom+3;
1562         }
1563
1564         if (IsWindowVisible(Globals.hdrivebar)) {
1565                 SendMessage(Globals.hdrivebar, WM_SIZE, 0, 0);
1566                 GetClientRect(Globals.hdrivebar, &rt);
1567                 new_top = --prect->top + rt.bottom+3;
1568                 MoveWindow(Globals.hdrivebar, 0, prect->top, rt.right, new_top, TRUE);
1569                 prect->top = new_top;
1570                 prect->bottom -= rt.bottom+2;
1571         }
1572
1573         if (IsWindowVisible(Globals.hstatusbar)) {
1574                 int parts[] = {300, 500};
1575
1576                 SendMessage(Globals.hstatusbar, WM_SIZE, 0, 0);
1577                 SendMessage(Globals.hstatusbar, SB_SETPARTS, 2, (LPARAM)&parts);
1578                 GetClientRect(Globals.hstatusbar, &rt);
1579                 prect->bottom -= rt.bottom;
1580         }
1581
1582         MoveWindow(Globals.hmdiclient, prect->left-1,prect->top-1,prect->right+2,prect->bottom+1, TRUE);
1583 }
1584
1585 static void resize_frame(HWND hwnd, int cx, int cy)
1586 {
1587         RECT rect;
1588
1589         rect.left   = 0;
1590         rect.top    = 0;
1591         rect.right  = cx;
1592         rect.bottom = cy;
1593
1594         resize_frame_rect(hwnd, &rect);
1595 }
1596
1597 static void resize_frame_client(HWND hwnd)
1598 {
1599         RECT rect;
1600
1601         GetClientRect(hwnd, &rect);
1602
1603         resize_frame_rect(hwnd, &rect);
1604 }
1605
1606
1607 static HHOOK hcbthook;
1608 static ChildWnd* newchild = NULL;
1609
1610 static LRESULT CALLBACK CBTProc(int code, WPARAM wparam, LPARAM lparam)
1611 {
1612         if (code==HCBT_CREATEWND && newchild) {
1613                 ChildWnd* child = newchild;
1614                 newchild = NULL;
1615
1616                 child->hwnd = (HWND) wparam;
1617                 SetWindowLong(child->hwnd, GWL_USERDATA, (LPARAM)child);
1618         }
1619
1620         return CallNextHookEx(hcbthook, code, wparam, lparam);
1621 }
1622
1623 static HWND create_child_window(ChildWnd* child)
1624 {
1625         MDICREATESTRUCT mcs;
1626         int idx;
1627
1628         mcs.szClass = sWINEFILETREE;
1629         mcs.szTitle = (LPTSTR)child->path;
1630         mcs.hOwner  = Globals.hInstance;
1631         mcs.x       = child->pos.rcNormalPosition.left;
1632         mcs.y       = child->pos.rcNormalPosition.top;
1633         mcs.cx      = child->pos.rcNormalPosition.right-child->pos.rcNormalPosition.left;
1634         mcs.cy      = child->pos.rcNormalPosition.bottom-child->pos.rcNormalPosition.top;
1635         mcs.style   = 0;
1636         mcs.lParam  = 0;
1637
1638         hcbthook = SetWindowsHookEx(WH_CBT, CBTProc, 0, GetCurrentThreadId());
1639
1640         newchild = child;
1641         child->hwnd = (HWND) SendMessage(Globals.hmdiclient, WM_MDICREATE, 0, (LPARAM)&mcs);
1642         if (!child->hwnd) {
1643                 UnhookWindowsHookEx(hcbthook);
1644                 return 0;
1645         }
1646
1647         UnhookWindowsHookEx(hcbthook);
1648
1649         ListBox_SetItemHeight(child->left.hwnd, 1, max(Globals.spaceSize.cy,IMAGE_HEIGHT+3));
1650         ListBox_SetItemHeight(child->right.hwnd, 1, max(Globals.spaceSize.cy,IMAGE_HEIGHT+3));
1651
1652         idx = ListBox_FindItemData(child->left.hwnd, 0, child->left.cur);
1653         ListBox_SetCurSel(child->left.hwnd, idx);
1654
1655         return child->hwnd;
1656 }
1657
1658
1659 struct ExecuteDialog {
1660         TCHAR   cmd[MAX_PATH];
1661         int             cmdshow;
1662 };
1663
1664 static INT_PTR CALLBACK ExecuteDialogDlgProc(HWND hwnd, UINT nmsg, WPARAM wparam, LPARAM lparam)
1665 {
1666         static struct ExecuteDialog* dlg;
1667
1668         switch(nmsg) {
1669                 case WM_INITDIALOG:
1670                         dlg = (struct ExecuteDialog*) lparam;
1671                         return 1;
1672
1673                 case WM_COMMAND: {
1674                         int id = (int)wparam;
1675
1676                         if (id == IDOK) {
1677                                 GetWindowText(GetDlgItem(hwnd, 201), dlg->cmd, MAX_PATH);
1678                                 dlg->cmdshow = Button_GetState(GetDlgItem(hwnd,214))&BST_CHECKED?
1679                                                                                                 SW_SHOWMINIMIZED: SW_SHOWNORMAL;
1680                                 EndDialog(hwnd, id);
1681                         } else if (id == IDCANCEL)
1682                                 EndDialog(hwnd, id);
1683
1684                         return 1;}
1685         }
1686
1687         return 0;
1688 }
1689
1690
1691 static INT_PTR CALLBACK DestinationDlgProc(HWND hwnd, UINT nmsg, WPARAM wparam, LPARAM lparam)
1692 {
1693         TCHAR b1[BUFFER_LEN], b2[BUFFER_LEN];
1694
1695         switch(nmsg) {
1696                 case WM_INITDIALOG:
1697                         SetWindowLong(hwnd, GWL_USERDATA, lparam);
1698                         SetWindowText(GetDlgItem(hwnd, 201), (LPCTSTR)lparam);
1699                         return 1;
1700
1701                 case WM_COMMAND: {
1702                         int id = (int)wparam;
1703
1704                         switch(id) {
1705                           case IDOK: {
1706                                 LPTSTR dest = (LPTSTR) GetWindowLong(hwnd, GWL_USERDATA);
1707                                 GetWindowText(GetDlgItem(hwnd, 201), dest, MAX_PATH);
1708                                 EndDialog(hwnd, id);
1709                                 break;}
1710
1711                           case IDCANCEL:
1712                                 EndDialog(hwnd, id);
1713                                 break;
1714
1715                           case 254:
1716                                 MessageBox(hwnd, RS(b1,IDS_NO_IMPL), RS(b2,IDS_WINEFILE), MB_OK);
1717                                 break;
1718                         }
1719
1720                         return 1;
1721                 }
1722         }
1723
1724         return 0;
1725 }
1726
1727
1728 struct FilterDialog {
1729         TCHAR   pattern[MAX_PATH];
1730         int             flags;
1731 };
1732
1733 static INT_PTR CALLBACK FilterDialogDlgProc(HWND hwnd, UINT nmsg, WPARAM wparam, LPARAM lparam)
1734 {
1735         static struct FilterDialog* dlg;
1736
1737         switch(nmsg) {
1738                 case WM_INITDIALOG:
1739                         dlg = (struct FilterDialog*) lparam;
1740                         SetWindowText(GetDlgItem(hwnd, IDC_VIEW_PATTERN), dlg->pattern);
1741                         Button_SetCheck(GetDlgItem(hwnd,IDC_VIEW_TYPE_DIRECTORIES), (dlg->flags&TF_DIRECTORIES? BST_CHECKED: BST_UNCHECKED));
1742                         Button_SetCheck(GetDlgItem(hwnd,IDC_VIEW_TYPE_PROGRAMS), dlg->flags&TF_PROGRAMS? BST_CHECKED: BST_UNCHECKED);
1743                         Button_SetCheck(GetDlgItem(hwnd,IDC_VIEW_TYPE_DOCUMENTS), dlg->flags&TF_DOCUMENTS? BST_CHECKED: BST_UNCHECKED);
1744                         Button_SetCheck(GetDlgItem(hwnd,IDC_VIEW_TYPE_OTHERS), dlg->flags&TF_OTHERS? BST_CHECKED: BST_UNCHECKED);
1745                         Button_SetCheck(GetDlgItem(hwnd,IDC_VIEW_TYPE_HIDDEN), dlg->flags&TF_HIDDEN? BST_CHECKED: BST_UNCHECKED);
1746                         return 1;
1747
1748                 case WM_COMMAND: {
1749                         int id = (int)wparam;
1750
1751                         if (id == IDOK) {
1752                                 int flags = 0;
1753
1754                                 GetWindowText(GetDlgItem(hwnd, IDC_VIEW_PATTERN), dlg->pattern, MAX_PATH);
1755
1756                                 flags |= Button_GetCheck(GetDlgItem(hwnd,IDC_VIEW_TYPE_DIRECTORIES))&BST_CHECKED? TF_DIRECTORIES: 0;
1757                                 flags |= Button_GetCheck(GetDlgItem(hwnd,IDC_VIEW_TYPE_PROGRAMS))&BST_CHECKED? TF_PROGRAMS: 0;
1758                                 flags |= Button_GetCheck(GetDlgItem(hwnd,IDC_VIEW_TYPE_DOCUMENTS))&BST_CHECKED? TF_DOCUMENTS: 0;
1759                                 flags |= Button_GetCheck(GetDlgItem(hwnd,IDC_VIEW_TYPE_OTHERS))&BST_CHECKED? TF_OTHERS: 0;
1760                                 flags |= Button_GetCheck(GetDlgItem(hwnd,IDC_VIEW_TYPE_HIDDEN))&BST_CHECKED? TF_HIDDEN: 0;
1761
1762                                 dlg->flags = flags;
1763
1764                                 EndDialog(hwnd, id);
1765                         } else if (id == IDCANCEL)
1766                                 EndDialog(hwnd, id);
1767
1768                         return 1;}
1769         }
1770
1771         return 0;
1772 }
1773
1774
1775 struct PropertiesDialog {
1776         TCHAR   path[MAX_PATH];
1777         Entry   entry;
1778         void*   pVersionData;
1779 };
1780
1781 /* Structure used to store enumerated languages and code pages. */
1782 struct LANGANDCODEPAGE {
1783         WORD wLanguage;
1784         WORD wCodePage;
1785 } *lpTranslate;
1786
1787 static LPCSTR InfoStrings[] = {
1788         "Comments",
1789         "CompanyName",
1790         "FileDescription",
1791         "FileVersion",
1792         "InternalName",
1793         "LegalCopyright",
1794         "LegalTrademarks",
1795         "OriginalFilename",
1796         "PrivateBuild",
1797         "ProductName",
1798         "ProductVersion",
1799         "SpecialBuild",
1800         NULL
1801 };
1802
1803 static void PropDlg_DisplayValue(HWND hlbox, HWND hedit)
1804 {
1805         int idx = ListBox_GetCurSel(hlbox);
1806
1807         if (idx != LB_ERR) {
1808                 LPCTSTR pValue = (LPCTSTR) ListBox_GetItemData(hlbox, idx);
1809
1810                 if (pValue)
1811                         SetWindowText(hedit, pValue);
1812         }
1813 }
1814
1815 static void CheckForFileInfo(struct PropertiesDialog* dlg, HWND hwnd, LPCTSTR strFilename)
1816 {
1817         static TCHAR sBackSlash[] = {'\\','\0'};
1818         static TCHAR sTranslation[] = {'\\','V','a','r','F','i','l','e','I','n','f','o','\\','T','r','a','n','s','l','a','t','i','o','n','\0'};
1819         static TCHAR sStringFileInfo[] = {'\\','S','t','r','i','n','g','F','i','l','e','I','n','f','o','\\',
1820                                                                                 '%','0','4','x','%','0','4','x','\\','%','s','\0'};
1821         DWORD dwVersionDataLen = GetFileVersionInfoSize(strFilename, NULL);
1822
1823         if (dwVersionDataLen) {
1824                 dlg->pVersionData = malloc(dwVersionDataLen);
1825
1826                 if (GetFileVersionInfo(strFilename, 0, dwVersionDataLen, dlg->pVersionData)) {
1827                         LPVOID pVal;
1828                         UINT nValLen;
1829
1830                         if (VerQueryValue(dlg->pVersionData, sBackSlash, &pVal, &nValLen)) {
1831                                 if (nValLen == sizeof(VS_FIXEDFILEINFO)) {
1832                                         VS_FIXEDFILEINFO* pFixedFileInfo = (VS_FIXEDFILEINFO*)pVal;
1833                                         char buffer[BUFFER_LEN];
1834
1835                                         sprintf(buffer, "%d.%d.%d.%d",
1836                                                 HIWORD(pFixedFileInfo->dwFileVersionMS), LOWORD(pFixedFileInfo->dwFileVersionMS),
1837                                                 HIWORD(pFixedFileInfo->dwFileVersionLS), LOWORD(pFixedFileInfo->dwFileVersionLS));
1838
1839                                         SetDlgItemTextA(hwnd, IDC_STATIC_PROP_VERSION, buffer);
1840                                 }
1841                         }
1842
1843                         /* Read the list of languages and code pages. */
1844                         if (VerQueryValue(dlg->pVersionData, sTranslation, &pVal, &nValLen)) {
1845                                 struct LANGANDCODEPAGE* pTranslate = (struct LANGANDCODEPAGE*)pVal;
1846                                 struct LANGANDCODEPAGE* pEnd = (struct LANGANDCODEPAGE*)((LPBYTE)pVal+nValLen);
1847
1848                                 HWND hlbox = GetDlgItem(hwnd, IDC_LIST_PROP_VERSION_TYPES);
1849
1850                                 /* Read the file description for each language and code page. */
1851                                 for(; pTranslate<pEnd; ++pTranslate) {
1852                                         LPCSTR* p;
1853
1854                                         for(p=InfoStrings; *p; ++p) {
1855                                                 TCHAR subblock[200];
1856 #ifdef UNICODE
1857                                                 TCHAR infoStr[100];
1858 #endif
1859                                                 LPCTSTR pTxt;
1860                                                 UINT nValLen;
1861
1862                                                 LPCSTR pInfoString = *p;
1863 #ifdef UNICODE
1864                                                 MultiByteToWideChar(CP_ACP, 0, pInfoString, -1, infoStr, 100);
1865 #else
1866 #define infoStr pInfoString
1867 #endif
1868                                                 wsprintf(subblock, sStringFileInfo, pTranslate->wLanguage, pTranslate->wCodePage, infoStr);
1869
1870                                                 /* Retrieve file description for language and code page */
1871                                                 if (VerQueryValue(dlg->pVersionData, subblock, (PVOID)&pTxt, &nValLen)) {
1872                                                         int idx = ListBox_AddString(hlbox, infoStr);
1873                                                         ListBox_SetItemData(hlbox, idx, pTxt);
1874                                                 }
1875                                         }
1876                                 }
1877
1878                                 ListBox_SetCurSel(hlbox, 0);
1879
1880                                 PropDlg_DisplayValue(hlbox, GetDlgItem(hwnd,IDC_LIST_PROP_VERSION_VALUES));
1881                         }
1882                 }
1883         }
1884 }
1885
1886 static INT_PTR CALLBACK PropertiesDialogDlgProc(HWND hwnd, UINT nmsg, WPARAM wparam, LPARAM lparam)
1887 {
1888         static struct PropertiesDialog* dlg;
1889
1890         switch(nmsg) {
1891                 case WM_INITDIALOG: {
1892                         const static TCHAR sByteFmt[] = {'%','s',' ','B','y','t','e','s','\0'};
1893                         TCHAR b1[BUFFER_LEN], b2[BUFFER_LEN];
1894                         LPWIN32_FIND_DATA pWFD;
1895                         ULONGLONG size;
1896
1897                         dlg = (struct PropertiesDialog*) lparam;
1898                         pWFD = (LPWIN32_FIND_DATA) &dlg->entry.data;
1899
1900                         GetWindowText(hwnd, b1, MAX_PATH);
1901                         wsprintf(b2, b1, pWFD->cFileName);
1902                         SetWindowText(hwnd, b2);
1903
1904                         format_date(&pWFD->ftLastWriteTime, b1, COL_DATE|COL_TIME);
1905                         SetWindowText(GetDlgItem(hwnd, IDC_STATIC_PROP_LASTCHANGE), b1);
1906
1907                         size = ((ULONGLONG)pWFD->nFileSizeHigh << 32) | pWFD->nFileSizeLow;
1908                         _stprintf(b1, sLongNumFmt, size);
1909                         wsprintf(b2, sByteFmt, b1);
1910                         SetWindowText(GetDlgItem(hwnd, IDC_STATIC_PROP_SIZE), b2);
1911
1912                         SetWindowText(GetDlgItem(hwnd, IDC_STATIC_PROP_FILENAME), pWFD->cFileName);
1913                         SetWindowText(GetDlgItem(hwnd, IDC_STATIC_PROP_PATH), dlg->path);
1914
1915                         Button_SetCheck(GetDlgItem(hwnd,IDC_CHECK_READONLY), (pWFD->dwFileAttributes&FILE_ATTRIBUTE_READONLY? BST_CHECKED: BST_UNCHECKED));
1916                         Button_SetCheck(GetDlgItem(hwnd,IDC_CHECK_ARCHIVE), (pWFD->dwFileAttributes&FILE_ATTRIBUTE_ARCHIVE? BST_CHECKED: BST_UNCHECKED));
1917                         Button_SetCheck(GetDlgItem(hwnd,IDC_CHECK_COMPRESSED), (pWFD->dwFileAttributes&FILE_ATTRIBUTE_COMPRESSED? BST_CHECKED: BST_UNCHECKED));
1918                         Button_SetCheck(GetDlgItem(hwnd,IDC_CHECK_HIDDEN), (pWFD->dwFileAttributes&FILE_ATTRIBUTE_HIDDEN? BST_CHECKED: BST_UNCHECKED));
1919                         Button_SetCheck(GetDlgItem(hwnd,IDC_CHECK_SYSTEM), (pWFD->dwFileAttributes&FILE_ATTRIBUTE_SYSTEM? BST_CHECKED: BST_UNCHECKED));
1920
1921                         CheckForFileInfo(dlg, hwnd, dlg->path);
1922                         return 1;}
1923
1924                 case WM_COMMAND: {
1925                         int id = (int)wparam;
1926
1927                         switch(HIWORD(wparam)) {
1928                           case LBN_SELCHANGE: {
1929                                 HWND hlbox = GetDlgItem(hwnd, IDC_LIST_PROP_VERSION_TYPES);
1930                                 PropDlg_DisplayValue(hlbox, GetDlgItem(hwnd,IDC_LIST_PROP_VERSION_VALUES));
1931                                 break;
1932                           }
1933
1934                           case BN_CLICKED:
1935                                 if (id==IDOK || id==IDCANCEL)
1936                                         EndDialog(hwnd, id);
1937                         }
1938
1939                         return 1;}
1940
1941                 case WM_NCDESTROY:
1942                         free(dlg->pVersionData);
1943                         dlg->pVersionData = NULL;
1944                         break;
1945         }
1946
1947         return 0;
1948 }
1949
1950 static void show_properties_dlg(Entry* entry, HWND hwnd)
1951 {
1952         struct PropertiesDialog dlg;
1953
1954         memset(&dlg, 0, sizeof(struct PropertiesDialog));
1955         get_path(entry, dlg.path);
1956         memcpy(&dlg.entry, entry, sizeof(Entry));
1957
1958         DialogBoxParam(Globals.hInstance, MAKEINTRESOURCE(IDD_DIALOG_PROPERTIES), hwnd, PropertiesDialogDlgProc, (LPARAM)&dlg);
1959 }
1960
1961
1962 #ifndef _NO_EXTENSIONS
1963
1964 static struct FullScreenParameters {
1965         BOOL    mode;
1966         RECT    orgPos;
1967         BOOL    wasZoomed;
1968 } g_fullscreen = {
1969     FALSE,      /* mode */
1970         {0, 0, 0, 0},
1971         FALSE
1972 };
1973
1974 static void frame_get_clientspace(HWND hwnd, PRECT prect)
1975 {
1976         RECT rt;
1977
1978         if (!IsIconic(hwnd))
1979                 GetClientRect(hwnd, prect);
1980         else {
1981                 WINDOWPLACEMENT wp;
1982
1983                 GetWindowPlacement(hwnd, &wp);
1984
1985                 prect->left = prect->top = 0;
1986                 prect->right = wp.rcNormalPosition.right-wp.rcNormalPosition.left-
1987                                                 2*(GetSystemMetrics(SM_CXSIZEFRAME)+GetSystemMetrics(SM_CXEDGE));
1988                 prect->bottom = wp.rcNormalPosition.bottom-wp.rcNormalPosition.top-
1989                                                 2*(GetSystemMetrics(SM_CYSIZEFRAME)+GetSystemMetrics(SM_CYEDGE))-
1990                                                 GetSystemMetrics(SM_CYCAPTION)-GetSystemMetrics(SM_CYMENUSIZE);
1991         }
1992
1993         if (IsWindowVisible(Globals.htoolbar)) {
1994                 GetClientRect(Globals.htoolbar, &rt);
1995                 prect->top += rt.bottom+2;
1996         }
1997
1998         if (IsWindowVisible(Globals.hdrivebar)) {
1999                 GetClientRect(Globals.hdrivebar, &rt);
2000                 prect->top += rt.bottom+2;
2001         }
2002
2003         if (IsWindowVisible(Globals.hstatusbar)) {
2004                 GetClientRect(Globals.hstatusbar, &rt);
2005                 prect->bottom -= rt.bottom;
2006         }
2007 }
2008
2009 static BOOL toggle_fullscreen(HWND hwnd)
2010 {
2011         RECT rt;
2012
2013         if ((g_fullscreen.mode=!g_fullscreen.mode)) {
2014                 GetWindowRect(hwnd, &g_fullscreen.orgPos);
2015                 g_fullscreen.wasZoomed = IsZoomed(hwnd);
2016
2017                 Frame_CalcFrameClient(hwnd, &rt);
2018                 ClientToScreen(hwnd, (LPPOINT)&rt.left);
2019                 ClientToScreen(hwnd, (LPPOINT)&rt.right);
2020
2021                 rt.left = g_fullscreen.orgPos.left-rt.left;
2022                 rt.top = g_fullscreen.orgPos.top-rt.top;
2023                 rt.right = GetSystemMetrics(SM_CXSCREEN)+g_fullscreen.orgPos.right-rt.right;
2024                 rt.bottom = GetSystemMetrics(SM_CYSCREEN)+g_fullscreen.orgPos.bottom-rt.bottom;
2025
2026                 MoveWindow(hwnd, rt.left, rt.top, rt.right-rt.left, rt.bottom-rt.top, TRUE);
2027         } else {
2028                 MoveWindow(hwnd, g_fullscreen.orgPos.left, g_fullscreen.orgPos.top,
2029                                                         g_fullscreen.orgPos.right-g_fullscreen.orgPos.left,
2030                                                         g_fullscreen.orgPos.bottom-g_fullscreen.orgPos.top, TRUE);
2031
2032                 if (g_fullscreen.wasZoomed)
2033                         ShowWindow(hwnd, WS_MAXIMIZE);
2034         }
2035
2036         return g_fullscreen.mode;
2037 }
2038
2039 static void fullscreen_move(HWND hwnd)
2040 {
2041         RECT rt, pos;
2042         GetWindowRect(hwnd, &pos);
2043
2044         Frame_CalcFrameClient(hwnd, &rt);
2045         ClientToScreen(hwnd, (LPPOINT)&rt.left);
2046         ClientToScreen(hwnd, (LPPOINT)&rt.right);
2047
2048         rt.left = pos.left-rt.left;
2049         rt.top = pos.top-rt.top;
2050         rt.right = GetSystemMetrics(SM_CXSCREEN)+pos.right-rt.right;
2051         rt.bottom = GetSystemMetrics(SM_CYSCREEN)+pos.bottom-rt.bottom;
2052
2053         MoveWindow(hwnd, rt.left, rt.top, rt.right-rt.left, rt.bottom-rt.top, TRUE);
2054 }
2055
2056 #endif
2057
2058
2059 static void toggle_child(HWND hwnd, UINT cmd, HWND hchild)
2060 {
2061         BOOL vis = IsWindowVisible(hchild);
2062
2063         CheckMenuItem(Globals.hMenuOptions, cmd, vis?MF_BYCOMMAND:MF_BYCOMMAND|MF_CHECKED);
2064
2065         ShowWindow(hchild, vis?SW_HIDE:SW_SHOW);
2066
2067 #ifndef _NO_EXTENSIONS
2068         if (g_fullscreen.mode)
2069                 fullscreen_move(hwnd);
2070 #endif
2071
2072         resize_frame_client(hwnd);
2073 }
2074
2075 static BOOL activate_drive_window(LPCTSTR path)
2076 {
2077         TCHAR drv1[_MAX_DRIVE], drv2[_MAX_DRIVE];
2078         HWND child_wnd;
2079
2080         _tsplitpath(path, drv1, 0, 0, 0);
2081
2082         /* search for a already open window for the same drive */
2083         for(child_wnd=GetNextWindow(Globals.hmdiclient,GW_CHILD); child_wnd; child_wnd=GetNextWindow(child_wnd, GW_HWNDNEXT)) {
2084                 ChildWnd* child = (ChildWnd*) GetWindowLong(child_wnd, GWL_USERDATA);
2085
2086                 if (child) {
2087                         _tsplitpath(child->root.path, drv2, 0, 0, 0);
2088
2089                         if (!lstrcmpi(drv2, drv1)) {
2090                                 SendMessage(Globals.hmdiclient, WM_MDIACTIVATE, (WPARAM)child_wnd, 0);
2091
2092                                 if (IsMinimized(child_wnd))
2093                                         ShowWindow(child_wnd, SW_SHOWNORMAL);
2094
2095                                 return TRUE;
2096                         }
2097                 }
2098         }
2099
2100         return FALSE;
2101 }
2102
2103 static BOOL activate_fs_window(LPCTSTR filesys)
2104 {
2105         HWND child_wnd;
2106
2107         /* search for a already open window of the given file system name */
2108         for(child_wnd=GetNextWindow(Globals.hmdiclient,GW_CHILD); child_wnd; child_wnd=GetNextWindow(child_wnd, GW_HWNDNEXT)) {
2109                 ChildWnd* child = (ChildWnd*) GetWindowLong(child_wnd, GWL_USERDATA);
2110
2111                 if (child) {
2112                         if (!lstrcmpi(child->root.fs, filesys)) {
2113                                 SendMessage(Globals.hmdiclient, WM_MDIACTIVATE, (WPARAM)child_wnd, 0);
2114
2115                                 if (IsMinimized(child_wnd))
2116                                         ShowWindow(child_wnd, SW_SHOWNORMAL);
2117
2118                                 return TRUE;
2119                         }
2120                 }
2121         }
2122
2123         return FALSE;
2124 }
2125
2126 static LRESULT CALLBACK FrameWndProc(HWND hwnd, UINT nmsg, WPARAM wparam, LPARAM lparam)
2127 {
2128         TCHAR b1[BUFFER_LEN], b2[BUFFER_LEN];
2129
2130         switch(nmsg) {
2131                 case WM_CLOSE:
2132                         DestroyWindow(hwnd);
2133
2134                          /* clear handle variables */
2135                         Globals.hMenuFrame = 0;
2136                         Globals.hMenuView = 0;
2137                         Globals.hMenuOptions = 0;
2138                         Globals.hMainWnd = 0;
2139                         Globals.hmdiclient = 0;
2140                         Globals.hdrivebar = 0;
2141                         break;
2142
2143                 case WM_DESTROY:
2144                          /* don't exit desktop when closing file manager window */
2145                         if (!Globals.hwndParent)
2146                                 PostQuitMessage(0);
2147                         break;
2148
2149                 case WM_INITMENUPOPUP: {
2150                         HWND hwndClient = (HWND) SendMessage(Globals.hmdiclient, WM_MDIGETACTIVE, 0, 0);
2151
2152                         if (!SendMessage(hwndClient, WM_INITMENUPOPUP, wparam, lparam))
2153                                 return 0;
2154                         break;}
2155
2156                 case WM_COMMAND: {
2157                         UINT cmd = LOWORD(wparam);
2158                         HWND hwndClient = (HWND) SendMessage(Globals.hmdiclient, WM_MDIGETACTIVE, 0, 0);
2159
2160                         if (SendMessage(hwndClient, WM_DISPATCH_COMMAND, wparam, lparam))
2161                                 break;
2162
2163                         if (cmd>=ID_DRIVE_FIRST && cmd<=ID_DRIVE_FIRST+0xFF) {
2164                                 TCHAR drv[_MAX_DRIVE], path[MAX_PATH];
2165                                 ChildWnd* child;
2166                                 LPCTSTR root = Globals.drives;
2167                                 int i;
2168
2169                                 for(i=cmd-ID_DRIVE_FIRST; i--; root++)
2170                                         while(*root)
2171                                                 root++;
2172
2173                                 if (activate_drive_window(root))
2174                                         return 0;
2175
2176                                 _tsplitpath(root, drv, 0, 0, 0);
2177
2178                                 if (!SetCurrentDirectory(drv)) {
2179                                         display_error(hwnd, GetLastError());
2180                                         return 0;
2181                                 }
2182
2183                                 GetCurrentDirectory(MAX_PATH, path); /*TODO: store last directory per drive */
2184                                 child = alloc_child_window(path, NULL, hwnd);
2185
2186                                 if (!create_child_window(child))
2187                                         free(child);
2188                         } else switch(cmd) {
2189                                 case ID_FILE_EXIT:
2190                                         SendMessage(hwnd, WM_CLOSE, 0, 0);
2191                                         break;
2192
2193                                 case ID_WINDOW_NEW: {
2194                                         TCHAR path[MAX_PATH];
2195                                         ChildWnd* child;
2196
2197                                         GetCurrentDirectory(MAX_PATH, path);
2198                                         child = alloc_child_window(path, NULL, hwnd);
2199
2200                                         if (!create_child_window(child))
2201                                                 free(child);
2202                                         break;}
2203
2204                                 case ID_REFRESH:
2205                                         refresh_drives();
2206                                         break;
2207
2208                                 case ID_WINDOW_CASCADE:
2209                                         SendMessage(Globals.hmdiclient, WM_MDICASCADE, 0, 0);
2210                                         break;
2211
2212                                 case ID_WINDOW_TILE_HORZ:
2213                                         SendMessage(Globals.hmdiclient, WM_MDITILE, MDITILE_HORIZONTAL, 0);
2214                                         break;
2215
2216                                 case ID_WINDOW_TILE_VERT:
2217                                         SendMessage(Globals.hmdiclient, WM_MDITILE, MDITILE_VERTICAL, 0);
2218                                         break;
2219
2220                                 case ID_WINDOW_ARRANGE:
2221                                         SendMessage(Globals.hmdiclient, WM_MDIICONARRANGE, 0, 0);
2222                                         break;
2223
2224                                 case ID_SELECT_FONT: {
2225                                         TCHAR dlg_name[BUFFER_LEN], dlg_info[BUFFER_LEN];
2226                                         CHOOSEFONT chFont;
2227                                         LOGFONT lFont;
2228
2229                                         HDC hdc = GetDC(hwnd);
2230                                         chFont.lStructSize = sizeof(CHOOSEFONT);
2231                                         chFont.hwndOwner = hwnd;
2232                                         chFont.hDC = NULL;
2233                                         chFont.lpLogFont = &lFont;
2234                                         chFont.Flags = CF_SCREENFONTS | CF_FORCEFONTEXIST | CF_LIMITSIZE | CF_NOSCRIPTSEL;
2235                                         chFont.rgbColors = RGB(0,0,0);
2236                                         chFont.lCustData = 0;
2237                                         chFont.lpfnHook = NULL;
2238                                         chFont.lpTemplateName = NULL;
2239                                         chFont.hInstance = Globals.hInstance;
2240                                         chFont.lpszStyle = NULL;
2241                                         chFont.nFontType = SIMULATED_FONTTYPE;
2242                                         chFont.nSizeMin = 0;
2243                                         chFont.nSizeMax = 24;
2244
2245                                         if (ChooseFont(&chFont)) {
2246                                                 HWND childWnd;
2247
2248                                                 Globals.hfont = CreateFontIndirect(&lFont);
2249                                                 SelectFont(hdc, Globals.hfont);
2250                                                 GetTextExtentPoint32(hdc, sSpace, 1, &Globals.spaceSize);
2251
2252                                                 /* change font in all open child windows */
2253                                                 for(childWnd=GetWindow(Globals.hmdiclient,GW_CHILD); childWnd; childWnd=GetNextWindow(childWnd,GW_HWNDNEXT)) {
2254                                                         ChildWnd* child = (ChildWnd*) GetWindowLong(childWnd, GWL_USERDATA);
2255                                                         SetWindowFont(child->left.hwnd, Globals.hfont, TRUE);
2256                                                         SetWindowFont(child->right.hwnd, Globals.hfont, TRUE);
2257                                                         ListBox_SetItemHeight(child->left.hwnd, 1, max(Globals.spaceSize.cy,IMAGE_HEIGHT+3));
2258                                                         ListBox_SetItemHeight(child->right.hwnd, 1, max(Globals.spaceSize.cy,IMAGE_HEIGHT+3));
2259                                                         InvalidateRect(child->left.hwnd, NULL, TRUE);
2260                                                         InvalidateRect(child->right.hwnd, NULL, TRUE);
2261                                                 }
2262                                         }
2263                                         else if (CommDlgExtendedError()) {
2264                                                 LoadString(Globals.hInstance, IDS_FONT_SEL_DLG_NAME, dlg_name, BUFFER_LEN);
2265                                                 LoadString(Globals.hInstance, IDS_FONT_SEL_ERROR, dlg_info, BUFFER_LEN);
2266                                                 MessageBox(hwnd, dlg_info, dlg_name, MB_OK);
2267                                         }
2268
2269                                         ReleaseDC(hwnd, hdc);
2270                                         break;
2271                                 }
2272
2273                                 case ID_VIEW_TOOL_BAR:
2274                                         toggle_child(hwnd, cmd, Globals.htoolbar);
2275                                         break;
2276
2277                                 case ID_VIEW_DRIVE_BAR:
2278                                         toggle_child(hwnd, cmd, Globals.hdrivebar);
2279                                         break;
2280
2281                                 case ID_VIEW_STATUSBAR:
2282                                         toggle_child(hwnd, cmd, Globals.hstatusbar);
2283                                         break;
2284
2285                                 case ID_EXECUTE: {
2286                                         struct ExecuteDialog dlg;
2287
2288                                         memset(&dlg, 0, sizeof(struct ExecuteDialog));
2289
2290                                         if (DialogBoxParam(Globals.hInstance, MAKEINTRESOURCE(IDD_EXECUTE), hwnd, ExecuteDialogDlgProc, (LPARAM)&dlg) == IDOK) {
2291                                                 HINSTANCE hinst = ShellExecute(hwnd, NULL/*operation*/, dlg.cmd/*file*/, NULL/*parameters*/, NULL/*dir*/, dlg.cmdshow);
2292
2293                                                 if ((int)hinst <= 32)
2294                                                         display_error(hwnd, GetLastError());
2295                                         }
2296                                         break;}
2297
2298                                 case ID_CONNECT_NETWORK_DRIVE: {
2299                                         DWORD ret = WNetConnectionDialog(hwnd, RESOURCETYPE_DISK);
2300                                         if (ret == NO_ERROR)
2301                                                 refresh_drives();
2302                                         else if (ret != (DWORD)-1) {
2303                                                 if (ret == ERROR_EXTENDED_ERROR)
2304                                                         display_network_error(hwnd);
2305                                                 else
2306                                                         display_error(hwnd, ret);
2307                                         }
2308                                         break;}
2309
2310                                 case ID_DISCONNECT_NETWORK_DRIVE: {
2311                                         DWORD ret = WNetDisconnectDialog(hwnd, RESOURCETYPE_DISK);
2312                                         if (ret == NO_ERROR)
2313                                                 refresh_drives();
2314                                         else if (ret != (DWORD)-1) {
2315                                                 if (ret == ERROR_EXTENDED_ERROR)
2316                                                         display_network_error(hwnd);
2317                                                 else
2318                                                         display_error(hwnd, ret);
2319                                         }
2320                                         break;}
2321
2322 #ifndef __MINGW32__     /* SHFormatDrive missing in MinGW (as of 13.5.2005) */
2323                                 case ID_FORMAT_DISK: {
2324                                         UINT sem_org = SetErrorMode(0); /* Get the current Error Mode settings. */
2325                                         SetErrorMode(sem_org & ~SEM_FAILCRITICALERRORS); /* Force O/S to handle */
2326                                         SHFormatDrive(hwnd, 0 /* A: */, SHFMT_ID_DEFAULT, 0);
2327                                         SetErrorMode(sem_org); /* Put it back the way it was. */
2328                                         break;}
2329 #endif
2330
2331                                 case ID_HELP:
2332                                         WinHelp(hwnd, RS(b1,IDS_WINEFILE), HELP_INDEX, 0);
2333                                         break;
2334
2335 #ifndef _NO_EXTENSIONS
2336                                 case ID_VIEW_FULLSCREEN:
2337                                         CheckMenuItem(Globals.hMenuOptions, cmd, toggle_fullscreen(hwnd)?MF_CHECKED:0);
2338                                         break;
2339
2340 #ifdef __WINE__
2341                                 case ID_DRIVE_UNIX_FS: {
2342                                         TCHAR path[MAX_PATH];
2343 #ifdef UNICODE
2344                                         char cpath[MAX_PATH];
2345 #endif
2346                                         ChildWnd* child;
2347
2348                                         if (activate_fs_window(RS(b1,IDS_UNIXFS)))
2349                                                 break;
2350
2351
2352 #ifdef UNICODE
2353                                         call_getcwd(cpath, MAX_PATH);
2354                                         MultiByteToWideChar(CP_UNIXCP, 0, cpath, -1, path, MAX_PATH);
2355 #else
2356                                         call_getcwd(path, MAX_PATH);
2357 #endif
2358                                         child = alloc_child_window(path, NULL, hwnd);
2359
2360                                         if (!create_child_window(child))
2361                                                 free(child);
2362                                         break;}
2363 #endif
2364
2365 #ifdef _SHELL_FOLDERS
2366                                 case ID_DRIVE_SHELL_NS: {
2367                                         TCHAR path[MAX_PATH];
2368                                         ChildWnd* child;
2369
2370                                         if (activate_fs_window(RS(b1,IDS_SHELL)))
2371                                                 break;
2372
2373                                         GetCurrentDirectory(MAX_PATH, path);
2374                                         child = alloc_child_window(path, get_path_pidl(path,hwnd), hwnd);
2375
2376                                         if (!create_child_window(child))
2377                                                 free(child);
2378                                         break;}
2379 #endif
2380 #endif
2381
2382                                 /*TODO: There are even more menu items! */
2383
2384 #ifndef _NO_EXTENSIONS
2385 #ifdef __WINE__
2386                                 case ID_LICENSE:
2387                                         WineLicense(Globals.hMainWnd);
2388                                         break;
2389
2390                                 case ID_NO_WARRANTY:
2391                                         WineWarranty(Globals.hMainWnd);
2392                                         break;
2393
2394                                 case ID_ABOUT_WINE:
2395                                         ShellAbout(hwnd, RS(b2,IDS_WINE), RS(b1,IDS_WINEFILE), 0);
2396                                         break;
2397 #endif
2398
2399                                 case ID_ABOUT:
2400                                         ShellAbout(hwnd, RS(b1,IDS_WINEFILE), NULL, 0);
2401                                         break;
2402 #endif  /* _NO_EXTENSIONS */
2403
2404                                 default:
2405                                         /*TODO: if (wParam >= PM_FIRST_LANGUAGE && wParam <= PM_LAST_LANGUAGE)
2406                                                 STRING_SelectLanguageByNumber(wParam - PM_FIRST_LANGUAGE);
2407                                         else */if ((cmd<IDW_FIRST_CHILD || cmd>=IDW_FIRST_CHILD+0x100) &&
2408                                                 (cmd<SC_SIZE || cmd>SC_RESTORE))
2409                                                 MessageBox(hwnd, RS(b2,IDS_NO_IMPL), RS(b1,IDS_WINEFILE), MB_OK);
2410
2411                                         return DefFrameProc(hwnd, Globals.hmdiclient, nmsg, wparam, lparam);
2412                         }
2413                         break;}
2414
2415                 case WM_SIZE:
2416                         resize_frame(hwnd, LOWORD(lparam), HIWORD(lparam));
2417                         break;  /* do not pass message to DefFrameProc */
2418
2419 #ifndef _NO_EXTENSIONS
2420                 case WM_GETMINMAXINFO: {
2421                         LPMINMAXINFO lpmmi = (LPMINMAXINFO)lparam;
2422
2423                         lpmmi->ptMaxTrackSize.x <<= 1;/*2*GetSystemMetrics(SM_CXSCREEN) / SM_CXVIRTUALSCREEN */
2424                         lpmmi->ptMaxTrackSize.y <<= 1;/*2*GetSystemMetrics(SM_CYSCREEN) / SM_CYVIRTUALSCREEN */
2425                         break;}
2426
2427                 case FRM_CALC_CLIENT:
2428                         frame_get_clientspace(hwnd, (PRECT)lparam);
2429                         return TRUE;
2430 #endif /* _NO_EXTENSIONS */
2431
2432                 default:
2433                         return DefFrameProc(hwnd, Globals.hmdiclient, nmsg, wparam, lparam);
2434         }
2435
2436         return 0;
2437 }
2438
2439
2440 static TCHAR g_pos_names[COLUMNS][20] = {
2441         {'\0'}  /* symbol */
2442 };
2443
2444 static const int g_pos_align[] = {
2445         0,
2446         HDF_LEFT,       /* Name */
2447         HDF_RIGHT,      /* Size */
2448         HDF_LEFT,       /* CDate */
2449 #ifndef _NO_EXTENSIONS
2450         HDF_LEFT,       /* ADate */
2451         HDF_LEFT,       /* MDate */
2452         HDF_LEFT,       /* Index */
2453         HDF_CENTER,     /* Links */
2454 #endif
2455         HDF_CENTER,     /* Attributes */
2456 #ifndef _NO_EXTENSIONS
2457         HDF_LEFT        /* Security */
2458 #endif
2459 };
2460
2461 static void resize_tree(ChildWnd* child, int cx, int cy)
2462 {
2463         HDWP hdwp = BeginDeferWindowPos(4);
2464         RECT rt;
2465
2466         rt.left   = 0;
2467         rt.top    = 0;
2468         rt.right  = cx;
2469         rt.bottom = cy;
2470
2471         cx = child->split_pos + SPLIT_WIDTH/2;
2472
2473 #ifndef _NO_EXTENSIONS
2474         {
2475                 WINDOWPOS wp;
2476                 HD_LAYOUT hdl;
2477
2478                 hdl.prc   = &rt;
2479                 hdl.pwpos = &wp;
2480
2481                 Header_Layout(child->left.hwndHeader, &hdl);
2482
2483                 DeferWindowPos(hdwp, child->left.hwndHeader, wp.hwndInsertAfter,
2484                                                 wp.x-1, wp.y, child->split_pos-SPLIT_WIDTH/2+1, wp.cy, wp.flags);
2485                 DeferWindowPos(hdwp, child->right.hwndHeader, wp.hwndInsertAfter,
2486                                                 rt.left+cx+1, wp.y, wp.cx-cx+2, wp.cy, wp.flags);
2487         }
2488 #endif /* _NO_EXTENSIONS */
2489
2490         DeferWindowPos(hdwp, child->left.hwnd, 0, rt.left, rt.top, child->split_pos-SPLIT_WIDTH/2-rt.left, rt.bottom-rt.top, SWP_NOZORDER|SWP_NOACTIVATE);
2491         DeferWindowPos(hdwp, child->right.hwnd, 0, rt.left+cx+1, rt.top, rt.right-cx, rt.bottom-rt.top, SWP_NOZORDER|SWP_NOACTIVATE);
2492
2493         EndDeferWindowPos(hdwp);
2494 }
2495
2496
2497 #ifndef _NO_EXTENSIONS
2498
2499 static HWND create_header(HWND parent, Pane* pane, int id)
2500 {
2501         HD_ITEM hdi;
2502         int idx;
2503
2504         HWND hwnd = CreateWindow(WC_HEADER, 0, WS_CHILD|WS_VISIBLE|HDS_HORZ/*TODO: |HDS_BUTTONS + sort orders*/,
2505                                                                 0, 0, 0, 0, parent, (HMENU)id, Globals.hInstance, 0);
2506         if (!hwnd)
2507                 return 0;
2508
2509         SetWindowFont(hwnd, GetStockObject(DEFAULT_GUI_FONT), FALSE);
2510
2511         hdi.mask = HDI_TEXT|HDI_WIDTH|HDI_FORMAT;
2512
2513         for(idx=0; idx<COLUMNS; idx++) {
2514                 hdi.pszText = g_pos_names[idx];
2515                 hdi.fmt = HDF_STRING | g_pos_align[idx];
2516                 hdi.cxy = pane->widths[idx];
2517                 Header_InsertItem(hwnd, idx, &hdi);
2518         }
2519
2520         return hwnd;
2521 }
2522
2523 #endif /* _NO_EXTENSIONS */
2524
2525
2526 static void init_output(HWND hwnd)
2527 {
2528         const static TCHAR s1000[] = {'1','0','0','0','\0'};
2529
2530         TCHAR b[16];
2531         HFONT old_font;
2532         HDC hdc = GetDC(hwnd);
2533
2534         if (GetNumberFormat(LOCALE_USER_DEFAULT, 0, s1000, 0, b, 16) > 4)
2535                 Globals.num_sep = b[1];
2536         else
2537                 Globals.num_sep = TEXT('.');
2538
2539         old_font = SelectFont(hdc, Globals.hfont);
2540         GetTextExtentPoint32(hdc, sSpace, 1, &Globals.spaceSize);
2541         SelectFont(hdc, old_font);
2542         ReleaseDC(hwnd, hdc);
2543 }
2544
2545 static void draw_item(Pane* pane, LPDRAWITEMSTRUCT dis, Entry* entry, int calcWidthCol);
2546
2547
2548 /* calculate preferred width for all visible columns */
2549
2550 static BOOL calc_widths(Pane* pane, BOOL anyway)
2551 {
2552         int col, x, cx, spc=3*Globals.spaceSize.cx;
2553         int entries = ListBox_GetCount(pane->hwnd);
2554         int orgWidths[COLUMNS];
2555         int orgPositions[COLUMNS+1];
2556         HFONT hfontOld;
2557         HDC hdc;
2558         int cnt;
2559
2560         if (!anyway) {
2561                 memcpy(orgWidths, pane->widths, sizeof(orgWidths));
2562                 memcpy(orgPositions, pane->positions, sizeof(orgPositions));
2563         }
2564
2565         for(col=0; col<COLUMNS; col++)
2566                 pane->widths[col] = 0;
2567
2568         hdc = GetDC(pane->hwnd);
2569         hfontOld = SelectFont(hdc, Globals.hfont);
2570
2571         for(cnt=0; cnt<entries; cnt++) {
2572                 Entry* entry = (Entry*) ListBox_GetItemData(pane->hwnd, cnt);
2573
2574                 DRAWITEMSTRUCT dis;
2575
2576                 dis.CtlType               = 0;
2577                 dis.CtlID                 = 0;
2578                 dis.itemID                = 0;
2579                 dis.itemAction    = 0;
2580                 dis.itemState     = 0;
2581                 dis.hwndItem      = pane->hwnd;
2582                 dis.hDC                   = hdc;
2583                 dis.rcItem.left   = 0;
2584                 dis.rcItem.top    = 0;
2585                 dis.rcItem.right  = 0;
2586                 dis.rcItem.bottom = 0;
2587                 /*dis.itemData    = 0; */
2588
2589                 draw_item(pane, &dis, entry, COLUMNS);
2590         }
2591
2592         SelectObject(hdc, hfontOld);
2593         ReleaseDC(pane->hwnd, hdc);
2594
2595         x = 0;
2596         for(col=0; col<COLUMNS; col++) {
2597                 pane->positions[col] = x;
2598                 cx = pane->widths[col];
2599
2600                 if (cx) {
2601                         cx += spc;
2602
2603                         if (cx < IMAGE_WIDTH)
2604                                 cx = IMAGE_WIDTH;
2605
2606                         pane->widths[col] = cx;
2607                 }
2608
2609                 x += cx;
2610         }
2611
2612         pane->positions[COLUMNS] = x;
2613
2614         ListBox_SetHorizontalExtent(pane->hwnd, x);
2615
2616         /* no change? */
2617         if (!memcmp(orgWidths, pane->widths, sizeof(orgWidths)))
2618                 return FALSE;
2619
2620         /* don't move, if only collapsing an entry */
2621         if (!anyway && pane->widths[0]<orgWidths[0] &&
2622                 !memcmp(orgWidths+1, pane->widths+1, sizeof(orgWidths)-sizeof(int))) {
2623                 pane->widths[0] = orgWidths[0];
2624                 memcpy(pane->positions, orgPositions, sizeof(orgPositions));
2625
2626                 return FALSE;
2627         }
2628
2629         InvalidateRect(pane->hwnd, 0, TRUE);
2630
2631         return TRUE;
2632 }
2633
2634
2635 /* calculate one preferred column width */
2636
2637 static void calc_single_width(Pane* pane, int col)
2638 {
2639         HFONT hfontOld;
2640         int x, cx;
2641         int entries = ListBox_GetCount(pane->hwnd);
2642         int cnt;
2643         HDC hdc;
2644
2645         pane->widths[col] = 0;
2646
2647         hdc = GetDC(pane->hwnd);
2648         hfontOld = SelectFont(hdc, Globals.hfont);
2649
2650         for(cnt=0; cnt<entries; cnt++) {
2651                 Entry* entry = (Entry*) ListBox_GetItemData(pane->hwnd, cnt);
2652                 DRAWITEMSTRUCT dis;
2653
2654                 dis.CtlType               = 0;
2655                 dis.CtlID                 = 0;
2656                 dis.itemID                = 0;
2657                 dis.itemAction    = 0;
2658                 dis.itemState     = 0;
2659                 dis.hwndItem      = pane->hwnd;
2660                 dis.hDC                   = hdc;
2661                 dis.rcItem.left   = 0;
2662                 dis.rcItem.top    = 0;
2663                 dis.rcItem.right  = 0;
2664                 dis.rcItem.bottom = 0;
2665                 /*dis.itemData    = 0; */
2666
2667                 draw_item(pane, &dis, entry, col);
2668         }
2669
2670         SelectObject(hdc, hfontOld);
2671         ReleaseDC(pane->hwnd, hdc);
2672
2673         cx = pane->widths[col];
2674
2675         if (cx) {
2676                 cx += 3*Globals.spaceSize.cx;
2677
2678                 if (cx < IMAGE_WIDTH)
2679                         cx = IMAGE_WIDTH;
2680         }
2681
2682         pane->widths[col] = cx;
2683
2684         x = pane->positions[col] + cx;
2685
2686         for(; col<COLUMNS; ) {
2687                 pane->positions[++col] = x;
2688                 x += pane->widths[col];
2689         }
2690
2691         ListBox_SetHorizontalExtent(pane->hwnd, x);
2692 }
2693
2694
2695 static BOOL pattern_match(LPCTSTR str, LPCTSTR pattern)
2696 {
2697         for( ; *str&&*pattern; str++,pattern++) {
2698                 if (*pattern == '*') {
2699                         do pattern++;
2700                         while(*pattern == '*');
2701
2702                         if (!*pattern)
2703                                 return TRUE;
2704
2705                         for(; *str; str++)
2706                                 if (*str==*pattern && pattern_match(str, pattern))
2707                                         return TRUE;
2708
2709                         return FALSE;
2710                 }
2711                 else if (*str!=*pattern && *pattern!='?')
2712                         return FALSE;
2713         }
2714
2715         if (*str || *pattern)
2716                 if (*pattern!='*' || pattern[1]!='\0')
2717                         return FALSE;
2718
2719         return TRUE;
2720 }
2721
2722 static BOOL pattern_match_ncase(LPCTSTR str, LPCTSTR pattern)
2723 {
2724         TCHAR b1[BUFFER_LEN], b2[BUFFER_LEN];
2725
2726         lstrcpy(b1, str);
2727         lstrcpy(b2, pattern);
2728         CharUpper(b1);
2729         CharUpper(b2);
2730
2731         return pattern_match(b1, b2);
2732 }
2733
2734
2735 enum FILE_TYPE {
2736         FT_OTHER                = 0,
2737         FT_EXECUTABLE   = 1,
2738         FT_DOCUMENT             = 2
2739 };
2740
2741 static enum FILE_TYPE get_file_type(LPCTSTR filename);
2742
2743
2744 /* insert listbox entries after index idx */
2745
2746 static int insert_entries(Pane* pane, Entry* dir, LPCTSTR pattern, int filter_flags, int idx)
2747 {
2748         Entry* entry = dir;
2749
2750         if (!entry)
2751                 return idx;
2752
2753         ShowWindow(pane->hwnd, SW_HIDE);
2754
2755         for(; entry; entry=entry->next) {
2756 #ifndef _LEFT_FILES
2757                 if (pane->treePane && !(entry->data.dwFileAttributes&FILE_ATTRIBUTE_DIRECTORY))
2758                         continue;
2759 #endif
2760
2761                 if (entry->data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
2762                         /* don't display entries "." and ".." in the left pane */
2763                         if (pane->treePane && entry->data.cFileName[0]==TEXT('.'))
2764                                 if (
2765         #ifndef _NO_EXTENSIONS
2766                                         entry->data.cFileName[1]==TEXT('\0') ||
2767         #endif
2768                                         (entry->data.cFileName[1]==TEXT('.') && entry->data.cFileName[2]==TEXT('\0')))
2769                                         continue;
2770
2771                         /* filter directories in right pane */
2772                         if (!pane->treePane && !(filter_flags&TF_DIRECTORIES))
2773                                 continue;
2774                 }
2775
2776                 /* filter using the file name pattern */
2777                 if (pattern)
2778                         if (!pattern_match_ncase(entry->data.cFileName, pattern))
2779                                 continue;
2780
2781                 /* filter system and hidden files */
2782                 if (!(filter_flags&TF_HIDDEN) && (entry->data.dwFileAttributes&(FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM)))
2783                         continue;
2784
2785                 /* filter looking at the file type */
2786                 if ((filter_flags&(TF_PROGRAMS|TF_DOCUMENTS|TF_OTHERS)) != (TF_PROGRAMS|TF_DOCUMENTS|TF_OTHERS))
2787                         switch(get_file_type(entry->data.cFileName)) {
2788                           case FT_EXECUTABLE:
2789                                 if (!(filter_flags & TF_PROGRAMS))
2790                                         continue;
2791                                 break;
2792
2793                           case FT_DOCUMENT:
2794                                 if (!(filter_flags & TF_DOCUMENTS))
2795                                         continue;
2796                                 break;
2797
2798                           default: /* TF_OTHERS */
2799                                 if (!(filter_flags & TF_OTHERS))
2800                                         continue;
2801                         }
2802
2803                 if (idx != -1)
2804                         idx++;
2805
2806                 ListBox_InsertItemData(pane->hwnd, idx, entry);
2807
2808                 if (pane->treePane && entry->expanded)
2809                         idx = insert_entries(pane, entry->down, pattern, filter_flags, idx);
2810         }
2811
2812         ShowWindow(pane->hwnd, SW_SHOW);
2813
2814         return idx;
2815 }
2816
2817
2818 static void format_bytes(LPTSTR buffer, LONGLONG bytes)
2819 {
2820         const static TCHAR sFmtGB[] = {'%', '.', '1', 'f', ' ', 'G', 'B', '\0'};
2821         const static TCHAR sFmtMB[] = {'%', '.', '1', 'f', ' ', 'M', 'B', '\0'};
2822         const static TCHAR sFmtkB[] = {'%', '.', '1', 'f', ' ', 'k', 'B', '\0'};
2823
2824         float fBytes = (float)bytes;
2825
2826         if (bytes >= 1073741824)        /* 1 GB */
2827                 wsprintf(buffer, sFmtGB, fBytes/1073741824.f+.5f);
2828         else if (bytes >= 1048576)      /* 1 MB */
2829                 wsprintf(buffer, sFmtMB, fBytes/1048576.f+.5f);
2830         else if (bytes >= 1024)         /* 1 kB */
2831                 wsprintf(buffer, sFmtkB, fBytes/1024.f+.5f);
2832         else
2833                 _stprintf(buffer, sLongNumFmt, bytes);
2834 }
2835
2836 static void set_space_status(void)
2837 {
2838         ULARGE_INTEGER ulFreeBytesToCaller, ulTotalBytes, ulFreeBytes;
2839         TCHAR fmt[64], b1[64], b2[64], buffer[BUFFER_LEN];
2840
2841         if (GetDiskFreeSpaceEx(NULL, &ulFreeBytesToCaller, &ulTotalBytes, &ulFreeBytes)) {
2842                 format_bytes(b1, ulFreeBytesToCaller.QuadPart);
2843                 format_bytes(b2, ulTotalBytes.QuadPart);
2844                 wsprintf(buffer, RS(fmt,IDS_FREE_SPACE_FMT), b1, b2);
2845         } else
2846                 lstrcpy(buffer, sQMarks);
2847
2848         SendMessage(Globals.hstatusbar, SB_SETTEXT, 0, (LPARAM)buffer);
2849 }
2850
2851
2852 static WNDPROC g_orgTreeWndProc;
2853
2854 static void create_tree_window(HWND parent, Pane* pane, int id, int id_header, LPCTSTR pattern, int filter_flags)
2855 {
2856         const static TCHAR sListBox[] = {'L','i','s','t','B','o','x','\0'};
2857
2858         static int s_init = 0;
2859         Entry* entry = pane->root;
2860
2861         pane->hwnd = CreateWindow(sListBox, sEmpty, WS_CHILD|WS_VISIBLE|WS_HSCROLL|WS_VSCROLL|
2862                                                                 LBS_DISABLENOSCROLL|LBS_NOINTEGRALHEIGHT|LBS_OWNERDRAWFIXED|LBS_NOTIFY,
2863                                                                 0, 0, 0, 0, parent, (HMENU)id, Globals.hInstance, 0);
2864
2865         SetWindowLong(pane->hwnd, GWL_USERDATA, (LPARAM)pane);
2866         g_orgTreeWndProc = SubclassWindow(pane->hwnd, TreeWndProc);
2867
2868         SetWindowFont(pane->hwnd, Globals.hfont, FALSE);
2869
2870         /* insert entries into listbox */
2871         if (entry)
2872                 insert_entries(pane, entry, pattern, filter_flags, -1);
2873
2874         /* calculate column widths */
2875         if (!s_init) {
2876                 s_init = 1;
2877                 init_output(pane->hwnd);
2878         }
2879
2880         calc_widths(pane, TRUE);
2881
2882 #ifndef _NO_EXTENSIONS
2883         pane->hwndHeader = create_header(parent, pane, id_header);
2884 #endif
2885 }
2886
2887
2888 static void InitChildWindow(ChildWnd* child)
2889 {
2890         create_tree_window(child->hwnd, &child->left, IDW_TREE_LEFT, IDW_HEADER_LEFT, NULL, TF_ALL);
2891         create_tree_window(child->hwnd, &child->right, IDW_TREE_RIGHT, IDW_HEADER_RIGHT, child->filter_pattern, child->filter_flags);
2892 }
2893
2894
2895 static void format_date(const FILETIME* ft, TCHAR* buffer, int visible_cols)
2896 {
2897         SYSTEMTIME systime;
2898         FILETIME lft;
2899         int len = 0;
2900
2901         *buffer = TEXT('\0');
2902
2903         if (!ft->dwLowDateTime && !ft->dwHighDateTime)
2904                 return;
2905
2906         if (!FileTimeToLocalFileTime(ft, &lft))
2907                 {err: lstrcpy(buffer,sQMarks); return;}
2908
2909         if (!FileTimeToSystemTime(&lft, &systime))
2910                 goto err;
2911
2912         if (visible_cols & COL_DATE) {
2913                 len = GetDateFormat(LOCALE_USER_DEFAULT, 0, &systime, 0, buffer, BUFFER_LEN);
2914                 if (!len)
2915                         goto err;
2916         }
2917
2918         if (visible_cols & COL_TIME) {
2919                 if (len)
2920                         buffer[len-1] = ' ';
2921
2922                 buffer[len++] = ' ';
2923
2924                 if (!GetTimeFormat(LOCALE_USER_DEFAULT, 0, &systime, 0, buffer+len, BUFFER_LEN-len))
2925                         buffer[len] = TEXT('\0');
2926         }
2927 }
2928
2929
2930 static void calc_width(Pane* pane, LPDRAWITEMSTRUCT dis, int col, LPCTSTR str)
2931 {
2932         RECT rt = {0, 0, 0, 0};
2933
2934         DrawText(dis->hDC, (LPTSTR)str, -1, &rt, DT_CALCRECT|DT_SINGLELINE|DT_NOPREFIX);
2935
2936         if (rt.right > pane->widths[col])
2937                 pane->widths[col] = rt.right;
2938 }
2939
2940 static void calc_tabbed_width(Pane* pane, LPDRAWITEMSTRUCT dis, int col, LPCTSTR str)
2941 {
2942         RECT rt = {0, 0, 0, 0};
2943
2944 /*      DRAWTEXTPARAMS dtp = {sizeof(DRAWTEXTPARAMS), 2};
2945         DrawTextEx(dis->hDC, (LPTSTR)str, -1, &rt, DT_CALCRECT|DT_SINGLELINE|DT_NOPREFIX|DT_EXPANDTABS|DT_TABSTOP, &dtp);*/
2946
2947         DrawText(dis->hDC, (LPTSTR)str, -1, &rt, DT_CALCRECT|DT_SINGLELINE|DT_EXPANDTABS|DT_TABSTOP|(2<<8));
2948         /*FIXME rt (0,0) ??? */
2949
2950         if (rt.right > pane->widths[col])
2951                 pane->widths[col] = rt.right;
2952 }
2953
2954
2955 static void output_text(Pane* pane, LPDRAWITEMSTRUCT dis, int col, LPCTSTR str, DWORD flags)
2956 {
2957         int x = dis->rcItem.left;
2958         RECT rt;
2959
2960         rt.left   = x+pane->positions[col]+Globals.spaceSize.cx;
2961         rt.top    = dis->rcItem.top;
2962         rt.right  = x+pane->positions[col+1]-Globals.spaceSize.cx;
2963         rt.bottom = dis->rcItem.bottom;
2964
2965         DrawText(dis->hDC, (LPTSTR)str, -1, &rt, DT_SINGLELINE|DT_NOPREFIX|flags);
2966 }
2967
2968 static void output_tabbed_text(Pane* pane, LPDRAWITEMSTRUCT dis, int col, LPCTSTR str)
2969 {
2970         int x = dis->rcItem.left;
2971         RECT rt;
2972
2973         rt.left   = x+pane->positions[col]+Globals.spaceSize.cx;
2974         rt.top    = dis->rcItem.top;
2975         rt.right  = x+pane->positions[col+1]-Globals.spaceSize.cx;
2976         rt.bottom = dis->rcItem.bottom;
2977
2978 /*      DRAWTEXTPARAMS dtp = {sizeof(DRAWTEXTPARAMS), 2};
2979         DrawTextEx(dis->hDC, (LPTSTR)str, -1, &rt, DT_SINGLELINE|DT_NOPREFIX|DT_EXPANDTABS|DT_TABSTOP, &dtp);*/
2980
2981         DrawText(dis->hDC, (LPTSTR)str, -1, &rt, DT_SINGLELINE|DT_EXPANDTABS|DT_TABSTOP|(2<<8));
2982 }
2983
2984 static void output_number(Pane* pane, LPDRAWITEMSTRUCT dis, int col, LPCTSTR str)
2985 {
2986         int x = dis->rcItem.left;
2987         RECT rt;
2988         LPCTSTR s = str;
2989         TCHAR b[128];
2990         LPTSTR d = b;
2991         int pos;
2992
2993         rt.left   = x+pane->positions[col]+Globals.spaceSize.cx;
2994         rt.top    = dis->rcItem.top;
2995         rt.right  = x+pane->positions[col+1]-Globals.spaceSize.cx;
2996         rt.bottom = dis->rcItem.bottom;
2997
2998         if (*s)
2999                 *d++ = *s++;
3000
3001         /* insert number separator characters */
3002         pos = lstrlen(s) % 3;
3003
3004         while(*s)
3005                 if (pos--)
3006                         *d++ = *s++;
3007                 else {
3008                         *d++ = Globals.num_sep;
3009                         pos = 3;
3010                 }
3011
3012         DrawText(dis->hDC, b, d-b, &rt, DT_RIGHT|DT_SINGLELINE|DT_NOPREFIX|DT_END_ELLIPSIS);
3013 }
3014
3015
3016 static BOOL is_exe_file(LPCTSTR ext)
3017 {
3018         static const TCHAR executable_extensions[][4] = {
3019                 {'C','O','M','\0'},
3020                 {'E','X','E','\0'},
3021                 {'B','A','T','\0'},
3022                 {'C','M','D','\0'},
3023 #ifndef _NO_EXTENSIONS
3024                 {'C','M','M','\0'},
3025                 {'B','T','M','\0'},
3026                 {'A','W','K','\0'},
3027 #endif /* _NO_EXTENSIONS */
3028                 {'\0'}
3029         };
3030
3031         TCHAR ext_buffer[_MAX_EXT];
3032         const TCHAR (*p)[4];
3033         LPCTSTR s;
3034         LPTSTR d;
3035
3036         for(s=ext+1,d=ext_buffer; (*d=tolower(*s)); s++)
3037                 d++;
3038
3039         for(p=executable_extensions; (*p)[0]; p++)
3040                 if (!lstrcmpi(ext_buffer, *p))
3041                         return TRUE;
3042
3043         return FALSE;
3044 }
3045
3046 static BOOL is_registered_type(LPCTSTR ext)
3047 {
3048         /* check if there exists a classname for this file extension in the registry */
3049         if (!RegQueryValue(HKEY_CLASSES_ROOT, ext, NULL, NULL))
3050                 return TRUE;
3051
3052         return FALSE;
3053 }
3054
3055 static enum FILE_TYPE get_file_type(LPCTSTR filename)
3056 {
3057         LPCTSTR ext = _tcsrchr(filename, '.');
3058         if (!ext)
3059                 ext = sEmpty;
3060
3061         if (is_exe_file(ext))
3062                 return FT_EXECUTABLE;
3063         else if (is_registered_type(ext))
3064                 return FT_DOCUMENT;
3065         else
3066                 return FT_OTHER;
3067 }
3068
3069
3070 static void draw_item(Pane* pane, LPDRAWITEMSTRUCT dis, Entry* entry, int calcWidthCol)
3071 {
3072         TCHAR buffer[BUFFER_LEN];
3073         DWORD attrs;
3074         int visible_cols = pane->visible_cols;
3075         COLORREF bkcolor, textcolor;
3076         RECT focusRect = dis->rcItem;
3077         HBRUSH hbrush;
3078         enum IMAGE img;
3079         int img_pos, cx;
3080         int col = 0;
3081
3082         if (entry) {
3083                 attrs = entry->data.dwFileAttributes;
3084
3085                 if (attrs & FILE_ATTRIBUTE_DIRECTORY) {
3086                         if (entry->data.cFileName[0]==TEXT('.') && entry->data.cFileName[1]==TEXT('.')
3087                                         && entry->data.cFileName[2]==TEXT('\0'))
3088                                 img = IMG_FOLDER_UP;
3089 #ifndef _NO_EXTENSIONS
3090                         else if (entry->data.cFileName[0]==TEXT('.') && entry->data.cFileName[1]==TEXT('\0'))
3091                                 img = IMG_FOLDER_CUR;
3092 #endif
3093                         else if (
3094 #ifdef _NO_EXTENSIONS
3095                                          entry->expanded ||
3096 #endif
3097                                          (pane->treePane && (dis->itemState&ODS_FOCUS)))
3098                                 img = IMG_OPEN_FOLDER;
3099                         else
3100                                 img = IMG_FOLDER;
3101                 } else {
3102                         switch(get_file_type(entry->data.cFileName)) {
3103                           case FT_EXECUTABLE:   img = IMG_EXECUTABLE;   break;
3104                           case FT_DOCUMENT:             img = IMG_DOCUMENT;             break;
3105                           default:                              img = IMG_FILE;
3106                         }
3107                 }
3108         } else {
3109                 attrs = 0;
3110                 img = IMG_NONE;
3111         }
3112
3113         if (pane->treePane) {
3114                 if (entry) {
3115                         img_pos = dis->rcItem.left + entry->level*(IMAGE_WIDTH+TREE_LINE_DX);
3116
3117                         if (calcWidthCol == -1) {
3118                                 int x;
3119                                 int y = dis->rcItem.top + IMAGE_HEIGHT/2;
3120                                 Entry* up;
3121                                 RECT rt_clip;
3122                                 HRGN hrgn_org = CreateRectRgn(0, 0, 0, 0);
3123                                 HRGN hrgn;
3124
3125                                 rt_clip.left   = dis->rcItem.left;
3126                                 rt_clip.top    = dis->rcItem.top;
3127                                 rt_clip.right  = dis->rcItem.left+pane->widths[col];
3128                                 rt_clip.bottom = dis->rcItem.bottom;
3129
3130                                 hrgn = CreateRectRgnIndirect(&rt_clip);
3131
3132                                 if (!GetClipRgn(dis->hDC, hrgn_org)) {
3133                                         DeleteObject(hrgn_org);
3134                                         hrgn_org = 0;
3135                                 }
3136
3137                                 /* HGDIOBJ holdPen = SelectObject(dis->hDC, GetStockObject(BLACK_PEN)); */
3138                                 ExtSelectClipRgn(dis->hDC, hrgn, RGN_AND);
3139                                 DeleteObject(hrgn);
3140
3141                                 if ((up=entry->up) != NULL) {
3142                                         MoveToEx(dis->hDC, img_pos-IMAGE_WIDTH/2, y, 0);
3143                                         LineTo(dis->hDC, img_pos-2, y);
3144
3145                                         x = img_pos - IMAGE_WIDTH/2;
3146
3147                                         do {
3148                                                 x -= IMAGE_WIDTH+TREE_LINE_DX;
3149
3150                                                 if (up->next
3151 #ifndef _LEFT_FILES
3152                                                         && (up->next->data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
3153 #endif
3154                                                         ) {
3155                                                         MoveToEx(dis->hDC, x, dis->rcItem.top, 0);
3156                                                         LineTo(dis->hDC, x, dis->rcItem.bottom);
3157                                                 }
3158                                         } while((up=up->up) != NULL);
3159                                 }
3160
3161                                 x = img_pos - IMAGE_WIDTH/2;
3162
3163                                 MoveToEx(dis->hDC, x, dis->rcItem.top, 0);
3164                                 LineTo(dis->hDC, x, y);
3165
3166                                 if (entry->next
3167 #ifndef _LEFT_FILES
3168                                         && (entry->next->data.dwFileAttributes&FILE_ATTRIBUTE_DIRECTORY)
3169 #endif
3170                                         )
3171                                         LineTo(dis->hDC, x, dis->rcItem.bottom);
3172
3173                                 SelectClipRgn(dis->hDC, hrgn_org);
3174                                 if (hrgn_org) DeleteObject(hrgn_org);
3175                                 /* SelectObject(dis->hDC, holdPen); */
3176                         } else if (calcWidthCol==col || calcWidthCol==COLUMNS) {
3177                                 int right = img_pos + IMAGE_WIDTH - TREE_LINE_DX;
3178
3179                                 if (right > pane->widths[col])
3180                                         pane->widths[col] = right;
3181                         }
3182                 } else  {
3183                         img_pos = dis->rcItem.left;
3184                 }
3185         } else {
3186                 img_pos = dis->rcItem.left;
3187
3188                 if (calcWidthCol==col || calcWidthCol==COLUMNS)
3189                         pane->widths[col] = IMAGE_WIDTH;
3190         }
3191
3192         if (calcWidthCol == -1) {
3193                 focusRect.left = img_pos - 2;
3194
3195 #ifdef _NO_EXTENSIONS
3196                 if (pane->treePane && entry) {
3197                         RECT rt = {0};
3198
3199                         DrawText(dis->hDC, entry->data.cFileName, -1, &rt, DT_CALCRECT|DT_SINGLELINE|DT_NOPREFIX);
3200
3201                         focusRect.right = dis->rcItem.left+pane->positions[col+1]+TREE_LINE_DX + rt.right +2;
3202                 }
3203 #else
3204
3205                 if (attrs & FILE_ATTRIBUTE_COMPRESSED)
3206                         textcolor = COLOR_COMPRESSED;
3207                 else
3208 #endif /* _NO_EXTENSIONS */
3209                         textcolor = RGB(0,0,0);
3210
3211                 if (dis->itemState & ODS_FOCUS) {
3212                         textcolor = RGB(255,255,255);
3213                         bkcolor = COLOR_SELECTION;
3214                 } else {
3215                         bkcolor = RGB(255,255,255);
3216                 }
3217
3218                 hbrush = CreateSolidBrush(bkcolor);
3219                 FillRect(dis->hDC, &focusRect, hbrush);
3220                 DeleteObject(hbrush);
3221
3222                 SetBkMode(dis->hDC, TRANSPARENT);
3223                 SetTextColor(dis->hDC, textcolor);
3224
3225                 cx = pane->widths[col];
3226
3227                 if (cx && img!=IMG_NONE) {
3228                         if (cx > IMAGE_WIDTH)
3229                                 cx = IMAGE_WIDTH;
3230
3231 #ifdef _SHELL_FOLDERS
3232                         if (entry->hicon && entry->hicon!=(HICON)-1)
3233                                 DrawIconEx(dis->hDC, img_pos, dis->rcItem.top, entry->hicon, cx, GetSystemMetrics(SM_CYSMICON), 0, 0, DI_NORMAL);
3234                         else
3235 #endif
3236                                 ImageList_DrawEx(Globals.himl, img, dis->hDC,
3237                                                                  img_pos, dis->rcItem.top, cx,
3238                                                                  IMAGE_HEIGHT, bkcolor, CLR_DEFAULT, ILD_NORMAL);
3239                 }
3240         }
3241
3242         if (!entry)
3243                 return;
3244
3245 #ifdef _NO_EXTENSIONS
3246         if (img >= IMG_FOLDER_UP)
3247                 return;
3248 #endif
3249
3250         col++;
3251
3252         /* ouput file name */
3253         if (calcWidthCol == -1)
3254                 output_text(pane, dis, col, entry->data.cFileName, 0);
3255         else if (calcWidthCol==col || calcWidthCol==COLUMNS)
3256                 calc_width(pane, dis, col, entry->data.cFileName);
3257
3258         col++;
3259
3260 #ifdef _NO_EXTENSIONS
3261   if (!pane->treePane) {
3262 #endif
3263
3264         /* display file size */
3265         if (visible_cols & COL_SIZE) {
3266 #ifdef _NO_EXTENSIONS
3267                 if (!(attrs&FILE_ATTRIBUTE_DIRECTORY))
3268 #endif
3269                 {
3270                         ULONGLONG size;
3271
3272                         size = ((ULONGLONG)entry->data.nFileSizeHigh << 32) | entry->data.nFileSizeLow;
3273
3274                         _stprintf(buffer, sLongNumFmt, size);
3275
3276                         if (calcWidthCol == -1)
3277                                 output_number(pane, dis, col, buffer);
3278                         else if (calcWidthCol==col || calcWidthCol==COLUMNS)
3279                                 calc_width(pane, dis, col, buffer);/*TODO: not in every case time enough */
3280                 }
3281
3282                 col++;
3283         }
3284
3285         /* display file date */
3286         if (visible_cols & (COL_DATE|COL_TIME)) {
3287 #ifndef _NO_EXTENSIONS
3288                 format_date(&entry->data.ftCreationTime, buffer, visible_cols);
3289                 if (calcWidthCol == -1)
3290                         output_text(pane, dis, col, buffer, 0);
3291                 else if (calcWidthCol==col || calcWidthCol==COLUMNS)
3292                         calc_width(pane, dis, col, buffer);
3293                 col++;
3294
3295                 format_date(&entry->data.ftLastAccessTime, buffer, visible_cols);
3296                 if (calcWidthCol == -1)
3297                         output_text(pane, dis, col, buffer, 0);
3298                 else if (calcWidthCol==col || calcWidthCol==COLUMNS)
3299                         calc_width(pane, dis, col, buffer);
3300                 col++;
3301 #endif /* _NO_EXTENSIONS */
3302
3303                 format_date(&entry->data.ftLastWriteTime, buffer, visible_cols);
3304                 if (calcWidthCol == -1)
3305                         output_text(pane, dis, col, buffer, 0);
3306                 else if (calcWidthCol==col || calcWidthCol==COLUMNS)
3307                         calc_width(pane, dis, col, buffer);
3308                 col++;
3309         }
3310
3311 #ifndef _NO_EXTENSIONS
3312         if (entry->bhfi_valid) {
3313             ULONGLONG index = ((ULONGLONG)entry->bhfi.nFileIndexHigh << 32) | entry->bhfi.nFileIndexLow;
3314
3315                 if (visible_cols & COL_INDEX) {
3316                         _stprintf(buffer, sLongHexFmt, index);
3317
3318                         if (calcWidthCol == -1)
3319                                 output_text(pane, dis, col, buffer, DT_RIGHT);
3320                         else if (calcWidthCol==col || calcWidthCol==COLUMNS)
3321                                 calc_width(pane, dis, col, buffer);
3322
3323                         col++;
3324                 }
3325
3326                 if (visible_cols & COL_LINKS) {
3327                         wsprintf(buffer, sNumFmt, entry->bhfi.nNumberOfLinks);
3328
3329                         if (calcWidthCol == -1)
3330                                 output_text(pane, dis, col, buffer, DT_CENTER);
3331                         else if (calcWidthCol==col || calcWidthCol==COLUMNS)
3332                                 calc_width(pane, dis, col, buffer);
3333
3334                         col++;
3335                 }
3336         } else
3337                 col += 2;
3338 #endif /* _NO_EXTENSIONS */
3339
3340         /* show file attributes */
3341         if (visible_cols & COL_ATTRIBUTES) {
3342 #ifdef _NO_EXTENSIONS
3343                 const static TCHAR s4Tabs[] = {' ','\t',' ','\t',' ','\t',' ','\t',' ','\0'};
3344                 lstrcpy(buffer, s4Tabs);
3345 #else
3346                 const static TCHAR s11Tabs[] = {' ','\t',' ','\t',' ','\t',' ','\t',' ','\t',' ','\t',' ','\t',' ','\t',' ','\t',' ','\t',' ','\t',' ','\0'};
3347                 lstrcpy(buffer, s11Tabs);
3348 #endif
3349
3350                 if (attrs & FILE_ATTRIBUTE_NORMAL)                                      buffer[ 0] = 'N';
3351                 else {
3352                         if (attrs & FILE_ATTRIBUTE_READONLY)                    buffer[ 2] = 'R';
3353                         if (attrs & FILE_ATTRIBUTE_HIDDEN)                              buffer[ 4] = 'H';
3354                         if (attrs & FILE_ATTRIBUTE_SYSTEM)                              buffer[ 6] = 'S';
3355                         if (attrs & FILE_ATTRIBUTE_ARCHIVE)                             buffer[ 8] = 'A';
3356                         if (attrs & FILE_ATTRIBUTE_COMPRESSED)                  buffer[10] = 'C';
3357 #ifndef _NO_EXTENSIONS
3358                         if (attrs & FILE_ATTRIBUTE_DIRECTORY)                   buffer[12] = 'D';
3359                         if (attrs & FILE_ATTRIBUTE_ENCRYPTED)                   buffer[14] = 'E';
3360                         if (attrs & FILE_ATTRIBUTE_TEMPORARY)                   buffer[16] = 'T';
3361                         if (attrs & FILE_ATTRIBUTE_SPARSE_FILE)                 buffer[18] = 'P';
3362                         if (attrs & FILE_ATTRIBUTE_REPARSE_POINT)               buffer[20] = 'Q';
3363                         if (attrs & FILE_ATTRIBUTE_OFFLINE)                             buffer[22] = 'O';
3364                         if (attrs & FILE_ATTRIBUTE_NOT_CONTENT_INDEXED) buffer[24] = 'X';
3365 #endif /* _NO_EXTENSIONS */
3366                 }
3367
3368                 if (calcWidthCol == -1)
3369                         output_tabbed_text(pane, dis, col, buffer);
3370                 else if (calcWidthCol==col || calcWidthCol==COLUMNS)
3371                         calc_tabbed_width(pane, dis, col, buffer);
3372
3373                 col++;
3374         }
3375
3376 /*TODO
3377         if (flags.security) {
3378                 const static TCHAR sSecTabs[] = {
3379                         ' ','\t',' ','\t',' ','\t',' ',
3380                         ' ','\t',' ',
3381                         ' ','\t',' ','\t',' ','\t',' ',
3382                         ' ','\t',' ',
3383                         ' ','\t',' ','\t',' ','\t',' ',
3384                         '\0'
3385                 };
3386
3387                 DWORD rights = get_access_mask();
3388
3389                 lstrcpy(buffer, sSecTabs);
3390
3391                 if (rights & FILE_READ_DATA)                    buffer[ 0] = 'R';
3392                 if (rights & FILE_WRITE_DATA)                   buffer[ 2] = 'W';
3393                 if (rights & FILE_APPEND_DATA)                  buffer[ 4] = 'A';
3394                 if (rights & FILE_READ_EA)                              {buffer[6] = 'entry'; buffer[ 7] = 'R';}
3395                 if (rights & FILE_WRITE_EA)                             {buffer[9] = 'entry'; buffer[10] = 'W';}
3396                 if (rights & FILE_EXECUTE)                              buffer[12] = 'X';
3397                 if (rights & FILE_DELETE_CHILD)                 buffer[14] = 'D';
3398                 if (rights & FILE_READ_ATTRIBUTES)              {buffer[16] = 'a'; buffer[17] = 'R';}
3399                 if (rights & FILE_WRITE_ATTRIBUTES)             {buffer[19] = 'a'; buffer[20] = 'W';}
3400                 if (rights & WRITE_DAC)                                 buffer[22] = 'C';
3401                 if (rights & WRITE_OWNER)                               buffer[24] = 'O';
3402                 if (rights & SYNCHRONIZE)                               buffer[26] = 'S';
3403
3404                 output_text(dis, col++, buffer, DT_LEFT, 3, psize);
3405         }
3406
3407         if (flags.description) {
3408                 get_description(buffer);
3409                 output_text(dis, col++, buffer, 0, psize);
3410         }
3411 */
3412
3413 #ifdef _NO_EXTENSIONS
3414   }
3415
3416         /* draw focus frame */
3417         if ((dis->itemState&ODS_FOCUS) && calcWidthCol==-1) {
3418                 /* Currently [04/2000] Wine neither behaves exactly the same */
3419                 /* way as WIN 95 nor like Windows NT... */
3420                 HGDIOBJ lastBrush;
3421                 HPEN lastPen;
3422                 HPEN hpen;
3423
3424                 if (!(GetVersion() & 0x80000000)) {     /* Windows NT? */
3425                         LOGBRUSH lb = {PS_SOLID, RGB(255,255,255)};
3426                         hpen = ExtCreatePen(PS_COSMETIC|PS_ALTERNATE, 1, &lb, 0, 0);
3427                 } else
3428                         hpen = CreatePen(PS_DOT, 0, RGB(255,255,255));
3429
3430                 lastPen = SelectPen(dis->hDC, hpen);
3431                 lastBrush = SelectObject(dis->hDC, GetStockObject(HOLLOW_BRUSH));
3432                 SetROP2(dis->hDC, R2_XORPEN);
3433                 Rectangle(dis->hDC, focusRect.left, focusRect.top, focusRect.right, focusRect.bottom);
3434                 SelectObject(dis->hDC, lastBrush);
3435                 SelectObject(dis->hDC, lastPen);
3436                 DeleteObject(hpen);
3437         }
3438 #endif /* _NO_EXTENSIONS */
3439 }
3440
3441
3442 #ifdef _NO_EXTENSIONS
3443
3444 static void draw_splitbar(HWND hwnd, int x)
3445 {
3446         RECT rt;
3447         HDC hdc = GetDC(hwnd);
3448
3449         GetClientRect(hwnd, &rt);
3450
3451         rt.left = x - SPLIT_WIDTH/2;
3452         rt.right = x + SPLIT_WIDTH/2+1;
3453
3454         InvertRect(hdc, &rt);
3455
3456         ReleaseDC(hwnd, hdc);
3457 }
3458
3459 #endif /* _NO_EXTENSIONS */
3460
3461
3462 #ifndef _NO_EXTENSIONS
3463
3464 static void set_header(Pane* pane)
3465 {
3466         HD_ITEM item;
3467         int scroll_pos = GetScrollPos(pane->hwnd, SB_HORZ);
3468         int i=0, x=0;
3469
3470         item.mask = HDI_WIDTH;
3471         item.cxy = 0;
3472
3473         for(; x+pane->widths[i]<scroll_pos && i<COLUMNS; i++) {
3474                 x += pane->widths[i];
3475                 Header_SetItem(pane->hwndHeader, i, &item);
3476         }
3477
3478         if (i < COLUMNS) {
3479                 x += pane->widths[i];
3480                 item.cxy = x - scroll_pos;
3481                 Header_SetItem(pane->hwndHeader, i++, &item);
3482
3483                 for(; i<COLUMNS; i++) {
3484                         item.cxy = pane->widths[i];
3485                         x += pane->widths[i];
3486                         Header_SetItem(pane->hwndHeader, i, &item);
3487                 }
3488         }
3489 }
3490
3491 static LRESULT pane_notify(Pane* pane, NMHDR* pnmh)
3492 {
3493         switch(pnmh->code) {
3494                 case HDN_TRACK:
3495                 case HDN_ENDTRACK: {
3496                         HD_NOTIFY* phdn = (HD_NOTIFY*) pnmh;
3497                         int idx = phdn->iItem;
3498                         int dx = phdn->pitem->cxy - pane->widths[idx];
3499                         int i;
3500
3501                         RECT clnt;
3502                         GetClientRect(pane->hwnd, &clnt);
3503
3504                         /* move immediate to simulate HDS_FULLDRAG (for now [04/2000] not really needed with WINELIB) */
3505                         Header_SetItem(pane->hwndHeader, idx, phdn->pitem);
3506
3507                         pane->widths[idx] += dx;
3508
3509                         for(i=idx; ++i<=COLUMNS; )
3510                                 pane->positions[i] += dx;
3511
3512                         {
3513                                 int scroll_pos = GetScrollPos(pane->hwnd, SB_HORZ);
3514                                 RECT rt_scr;
3515                                 RECT rt_clip;
3516
3517                                 rt_scr.left   = pane->positions[idx+1]-scroll_pos;
3518                                 rt_scr.top    = 0;
3519                                 rt_scr.right  = clnt.right;
3520                                 rt_scr.bottom = clnt.bottom;
3521
3522                                 rt_clip.left   = pane->positions[idx]-scroll_pos;
3523                                 rt_clip.top    = 0;
3524                                 rt_clip.right  = clnt.right;
3525                                 rt_clip.bottom = clnt.bottom;
3526
3527                                 if (rt_scr.left < 0) rt_scr.left = 0;
3528                                 if (rt_clip.left < 0) rt_clip.left = 0;
3529
3530                                 ScrollWindowEx(pane->hwnd, dx, 0, &rt_scr, &rt_clip, 0, 0, SW_INVALIDATE);
3531
3532                                 rt_clip.right = pane->positions[idx+1];
3533                                 RedrawWindow(pane->hwnd, &rt_clip, 0, RDW_INVALIDATE|RDW_UPDATENOW);
3534
3535                                 if (pnmh->code == HDN_ENDTRACK) {
3536                                         ListBox_SetHorizontalExtent(pane->hwnd, pane->positions[COLUMNS]);
3537
3538                                         if (GetScrollPos(pane->hwnd, SB_HORZ) != scroll_pos)
3539                                                 set_header(pane);
3540                                 }
3541                         }
3542
3543                         return FALSE;
3544                 }
3545
3546                 case HDN_DIVIDERDBLCLICK: {
3547                         HD_NOTIFY* phdn = (HD_NOTIFY*) pnmh;
3548                         HD_ITEM item;
3549
3550                         calc_single_width(pane, phdn->iItem);
3551                         item.mask = HDI_WIDTH;
3552                         item.cxy = pane->widths[phdn->iItem];
3553
3554                         Header_SetItem(pane->hwndHeader, phdn->iItem, &item);
3555                         InvalidateRect(pane->hwnd, 0, TRUE);
3556                         break;}
3557         }
3558
3559         return 0;
3560 }
3561
3562 #endif /* _NO_EXTENSIONS */
3563
3564
3565 static void scan_entry(ChildWnd* child, Entry* entry, int idx, HWND hwnd)
3566 {
3567         TCHAR path[MAX_PATH];
3568         HCURSOR old_cursor = SetCursor(LoadCursor(0, IDC_WAIT));
3569
3570         /* delete sub entries in left pane */
3571         for(;;) {
3572                 LRESULT res = ListBox_GetItemData(child->left.hwnd, idx+1);
3573                 Entry* sub = (Entry*) res;
3574
3575                 if (res==LB_ERR || !sub || sub->level<=entry->level)
3576                         break;
3577
3578                 ListBox_DeleteString(child->left.hwnd, idx+1);
3579         }
3580
3581         /* empty right pane */
3582         ListBox_ResetContent(child->right.hwnd);
3583
3584         /* release memory */
3585         free_entries(entry);
3586
3587         /* read contents from disk */
3588 #ifdef _SHELL_FOLDERS
3589         if (entry->etype == ET_SHELL)
3590         {
3591                 read_directory(entry, NULL, child->sortOrder, hwnd);
3592         }
3593         else
3594 #endif
3595         {
3596                 get_path(entry, path);
3597                 read_directory(entry, path, child->sortOrder, hwnd);
3598         }
3599
3600         /* insert found entries in right pane */
3601         insert_entries(&child->right, entry->down, child->filter_pattern, child->filter_flags, -1);
3602         calc_widths(&child->right, FALSE);
3603 #ifndef _NO_EXTENSIONS
3604         set_header(&child->right);
3605 #endif
3606
3607         child->header_wdths_ok = FALSE;
3608
3609         SetCursor(old_cursor);
3610 }
3611
3612
3613 /* expand a directory entry */
3614
3615 static BOOL expand_entry(ChildWnd* child, Entry* dir)
3616 {
3617         int idx;
3618         Entry* p;
3619
3620         if (!dir || dir->expanded || !dir->down)
3621                 return FALSE;
3622
3623         p = dir->down;
3624
3625         if (p->data.cFileName[0]=='.' && p->data.cFileName[1]=='\0' && p->next) {
3626                 p = p->next;
3627
3628                 if (p->data.cFileName[0]=='.' && p->data.cFileName[1]=='.' &&
3629                                 p->data.cFileName[2]=='\0' && p->next)
3630                         p = p->next;
3631         }
3632
3633         /* no subdirectories ? */
3634         if (!(p->data.dwFileAttributes&FILE_ATTRIBUTE_DIRECTORY))
3635                 return FALSE;
3636
3637         idx = ListBox_FindItemData(child->left.hwnd, 0, dir);
3638
3639         dir->expanded = TRUE;
3640
3641         /* insert entries in left pane */
3642         insert_entries(&child->left, p, NULL, TF_ALL, idx);
3643
3644         if (!child->header_wdths_ok) {
3645                 if (calc_widths(&child->left, FALSE)) {
3646 #ifndef _NO_EXTENSIONS
3647                         set_header(&child->left);
3648 #endif
3649
3650                         child->header_wdths_ok = TRUE;
3651                 }
3652         }
3653
3654         return TRUE;
3655 }
3656
3657
3658 static void collapse_entry(Pane* pane, Entry* dir)
3659 {
3660         int idx = ListBox_FindItemData(pane->hwnd, 0, dir);
3661
3662         ShowWindow(pane->hwnd, SW_HIDE);
3663
3664         /* hide sub entries */
3665         for(;;) {
3666                 LRESULT res = ListBox_GetItemData(pane->hwnd, idx+1);
3667                 Entry* sub = (Entry*) res;
3668
3669                 if (res==LB_ERR || !sub || sub->level<=dir->level)
3670                         break;
3671
3672                 ListBox_DeleteString(pane->hwnd, idx+1);
3673         }
3674
3675         dir->expanded = FALSE;
3676
3677         ShowWindow(pane->hwnd, SW_SHOW);
3678 }
3679
3680
3681 static void refresh_right_pane(ChildWnd* child)
3682 {
3683         ListBox_ResetContent(child->right.hwnd);
3684         insert_entries(&child->right, child->right.root, child->filter_pattern, child->filter_flags, -1);
3685         calc_widths(&child->right, FALSE);
3686
3687 #ifndef _NO_EXTENSIONS
3688         set_header(&child->right);
3689 #endif
3690 }
3691
3692 static void set_curdir(ChildWnd* child, Entry* entry, int idx, HWND hwnd)
3693 {
3694         TCHAR path[MAX_PATH];
3695
3696         path[0] = '\0';
3697
3698         child->left.cur = entry;
3699
3700         child->right.root = entry->down? entry->down: entry;
3701         child->right.cur = entry;
3702
3703         if (!entry->scanned)
3704                 scan_entry(child, entry, idx, hwnd);
3705         else
3706                 refresh_right_pane(child);
3707
3708         get_path(entry, path);
3709         lstrcpy(child->path, path);
3710
3711         if (child->hwnd)        /* only change window title, if the window already exists */
3712                 SetWindowText(child->hwnd, path);
3713
3714         if (path[0])
3715                 if (SetCurrentDirectory(path))
3716                         set_space_status();
3717 }
3718
3719
3720 static void refresh_child(ChildWnd* child)
3721 {
3722         TCHAR path[MAX_PATH], drv[_MAX_DRIVE+1];
3723         Entry* entry;
3724         int idx;
3725
3726         get_path(child->left.cur, path);
3727         _tsplitpath(path, drv, NULL, NULL, NULL);
3728
3729         child->right.root = NULL;
3730
3731         scan_entry(child, &child->root.entry, 0, child->hwnd);
3732
3733 #ifdef _SHELL_FOLDERS
3734         if (child->root.entry.etype == ET_SHELL)
3735                 entry = read_tree(&child->root, NULL, get_path_pidl(path,child->hwnd), drv, child->sortOrder, child->hwnd);
3736         else
3737 #endif
3738                 entry = read_tree(&child->root, path, NULL, drv, child->sortOrder, child->hwnd);
3739
3740         if (!entry)
3741                 entry = &child->root.entry;
3742
3743         insert_entries(&child->left, child->root.entry.down, NULL, TF_ALL, 0);
3744
3745         set_curdir(child, entry, 0, child->hwnd);
3746
3747         idx = ListBox_FindItemData(child->left.hwnd, 0, child->left.cur);
3748         ListBox_SetCurSel(child->left.hwnd, idx);
3749 }
3750
3751
3752 static void create_drive_bar(void)
3753 {
3754         TBBUTTON drivebarBtn = {0, 0, TBSTATE_ENABLED, BTNS_BUTTON, {0, 0}, 0, 0};
3755 #ifndef _NO_EXTENSIONS
3756         TCHAR b1[BUFFER_LEN];
3757 #endif
3758         int btn = 1;
3759         PTSTR p;
3760
3761         GetLogicalDriveStrings(BUFFER_LEN, Globals.drives);
3762
3763         Globals.hdrivebar = CreateToolbarEx(Globals.hMainWnd, WS_CHILD|WS_VISIBLE|CCS_NOMOVEY|TBSTYLE_LIST,
3764                                 IDW_DRIVEBAR, 2, Globals.hInstance, IDB_DRIVEBAR, &drivebarBtn,
3765                                 0, 16, 13, 16, 13, sizeof(TBBUTTON));
3766
3767 #ifndef _NO_EXTENSIONS
3768 #ifdef __WINE__
3769         /* insert unix file system button */
3770         b1[0] = '/';
3771         b1[1] = '\0';
3772         b1[2] = '\0';
3773         SendMessage(Globals.hdrivebar, TB_ADDSTRING, 0, (LPARAM)b1);
3774
3775         drivebarBtn.idCommand = ID_DRIVE_UNIX_FS;
3776         SendMessage(Globals.hdrivebar, TB_INSERTBUTTON, btn++, (LPARAM)&drivebarBtn);
3777         drivebarBtn.iString++;
3778 #endif
3779 #ifdef _SHELL_FOLDERS
3780         /* insert shell namespace button */
3781         load_string(b1, IDS_SHELL);
3782         b1[lstrlen(b1)+1] = '\0';
3783         SendMessage(Globals.hdrivebar, TB_ADDSTRING, 0, (LPARAM)b1);
3784
3785         drivebarBtn.idCommand = ID_DRIVE_SHELL_NS;
3786         SendMessage(Globals.hdrivebar, TB_INSERTBUTTON, btn++, (LPARAM)&drivebarBtn);
3787         drivebarBtn.iString++;
3788 #endif
3789
3790         /* register windows drive root strings */
3791         SendMessage(Globals.hdrivebar, TB_ADDSTRING, 0, (LPARAM)Globals.drives);
3792 #endif
3793
3794         drivebarBtn.idCommand = ID_DRIVE_FIRST;
3795
3796         for(p=Globals.drives; *p; ) {
3797 #ifdef _NO_EXTENSIONS
3798                 /* insert drive letter */
3799                 TCHAR b[3] = {tolower(*p)};
3800                 SendMessage(Globals.hdrivebar, TB_ADDSTRING, 0, (LPARAM)b);
3801 #endif
3802                 switch(GetDriveType(p)) {
3803                         case DRIVE_REMOVABLE:   drivebarBtn.iBitmap = 1;        break;
3804                         case DRIVE_CDROM:               drivebarBtn.iBitmap = 3;        break;
3805                         case DRIVE_REMOTE:              drivebarBtn.iBitmap = 4;        break;
3806                         case DRIVE_RAMDISK:             drivebarBtn.iBitmap = 5;        break;
3807                         default:/*DRIVE_FIXED*/ drivebarBtn.iBitmap = 2;
3808                 }
3809
3810                 SendMessage(Globals.hdrivebar, TB_INSERTBUTTON, btn++, (LPARAM)&drivebarBtn);
3811                 drivebarBtn.idCommand++;
3812                 drivebarBtn.iString++;
3813
3814                 while(*p++);
3815         }
3816 }
3817
3818 static void refresh_drives(void)
3819 {
3820         RECT rect;
3821
3822         /* destroy drive bar */
3823         DestroyWindow(Globals.hdrivebar);
3824         Globals.hdrivebar = 0;
3825
3826         /* re-create drive bar */
3827         create_drive_bar();
3828
3829         /* update window layout */
3830         GetClientRect(Globals.hMainWnd, &rect);
3831         SendMessage(Globals.hMainWnd, WM_SIZE, 0, MAKELONG(rect.right, rect.bottom));
3832 }
3833
3834
3835 static BOOL launch_file(HWND hwnd, LPCTSTR cmd, UINT nCmdShow)
3836 {
3837         HINSTANCE hinst = ShellExecute(hwnd, NULL/*operation*/, cmd, NULL/*parameters*/, NULL/*dir*/, nCmdShow);
3838
3839         if ((int)hinst <= 32) {
3840                 display_error(hwnd, GetLastError());
3841                 return FALSE;
3842         }
3843
3844         return TRUE;
3845 }
3846
3847
3848 static BOOL launch_entry(Entry* entry, HWND hwnd, UINT nCmdShow)
3849 {
3850         TCHAR cmd[MAX_PATH];
3851
3852 #ifdef _SHELL_FOLDERS
3853         if (entry->etype == ET_SHELL) {
3854                 BOOL ret = TRUE;
3855
3856                 SHELLEXECUTEINFO shexinfo;
3857
3858                 shexinfo.cbSize = sizeof(SHELLEXECUTEINFO);
3859                 shexinfo.fMask = SEE_MASK_IDLIST;
3860                 shexinfo.hwnd = hwnd;
3861                 shexinfo.lpVerb = NULL;
3862                 shexinfo.lpFile = NULL;
3863                 shexinfo.lpParameters = NULL;
3864                 shexinfo.lpDirectory = NULL;
3865                 shexinfo.nShow = nCmdShow;
3866                 shexinfo.lpIDList = get_to_absolute_pidl(entry, hwnd);
3867
3868                 if (!ShellExecuteEx(&shexinfo)) {
3869                         display_error(hwnd, GetLastError());
3870                         ret = FALSE;
3871                 }
3872
3873                 if (shexinfo.lpIDList != entry->pidl)
3874                         (*Globals.iMalloc->lpVtbl->Free)(Globals.iMalloc, shexinfo.lpIDList);
3875
3876                 return ret;
3877         }
3878 #endif
3879
3880         get_path(entry, cmd);
3881
3882          /* start program, open document... */
3883         return launch_file(hwnd, cmd, nCmdShow);
3884 }
3885
3886
3887 static void activate_entry(ChildWnd* child, Pane* pane, HWND hwnd)
3888 {
3889         Entry* entry = pane->cur;
3890
3891         if (!entry)
3892                 return;
3893
3894         if (entry->data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
3895                 int scanned_old = entry->scanned;
3896
3897                 if (!scanned_old)
3898                         scan_entry(child, entry, ListBox_GetCurSel(child->left.hwnd), hwnd);
3899
3900 #ifndef _NO_EXTENSIONS
3901                 if (entry->data.cFileName[0]=='.' && entry->data.cFileName[1]=='\0')
3902                         return;
3903 #endif
3904
3905                 if (entry->data.cFileName[0]=='.' && entry->data.cFileName[1]=='.' && entry->data.cFileName[2]=='\0') {
3906                         entry = child->left.cur->up;
3907                         collapse_entry(&child->left, entry);
3908                         goto focus_entry;
3909                 } else if (entry->expanded)
3910                         collapse_entry(pane, child->left.cur);
3911                 else {
3912                         expand_entry(child, child->left.cur);
3913
3914                         if (!pane->treePane) focus_entry: {
3915                                 int idx = ListBox_FindItemData(child->left.hwnd, ListBox_GetCurSel(child->left.hwnd), entry);
3916                                 ListBox_SetCurSel(child->left.hwnd, idx);
3917                                 set_curdir(child, entry, idx, hwnd);
3918                         }
3919                 }
3920
3921                 if (!scanned_old) {
3922                         calc_widths(pane, FALSE);
3923
3924 #ifndef _NO_EXTENSIONS
3925                         set_header(pane);
3926 #endif
3927                 }
3928         } else {
3929                 if (GetKeyState(VK_MENU) < 0)
3930                         show_properties_dlg(entry, child->hwnd);
3931                 else
3932                         launch_entry(entry, child->hwnd, SW_SHOWNORMAL);
3933         }
3934 }
3935
3936
3937 static BOOL pane_command(Pane* pane, UINT cmd)
3938 {
3939         switch(cmd) {
3940                 case ID_VIEW_NAME:
3941                         if (pane->visible_cols) {
3942                                 pane->visible_cols = 0;
3943                                 calc_widths(pane, TRUE);
3944 #ifndef _NO_EXTENSIONS
3945                                 set_header(pane);
3946 #endif
3947                                 InvalidateRect(pane->hwnd, 0, TRUE);
3948                                 CheckMenuItem(Globals.hMenuView, ID_VIEW_NAME, MF_BYCOMMAND|MF_CHECKED);
3949                                 CheckMenuItem(Globals.hMenuView, ID_VIEW_ALL_ATTRIBUTES, MF_BYCOMMAND);
3950                                 CheckMenuItem(Globals.hMenuView, ID_VIEW_SELECTED_ATTRIBUTES, MF_BYCOMMAND);
3951                         }
3952                         break;
3953
3954                 case ID_VIEW_ALL_ATTRIBUTES:
3955                         if (pane->visible_cols != COL_ALL) {
3956                                 pane->visible_cols = COL_ALL;
3957                                 calc_widths(pane, TRUE);
3958 #ifndef _NO_EXTENSIONS
3959                                 set_header(pane);
3960 #endif
3961                                 InvalidateRect(pane->hwnd, 0, TRUE);
3962                                 CheckMenuItem(Globals.hMenuView, ID_VIEW_NAME, MF_BYCOMMAND);
3963                                 CheckMenuItem(Globals.hMenuView, ID_VIEW_ALL_ATTRIBUTES, MF_BYCOMMAND|MF_CHECKED);
3964                                 CheckMenuItem(Globals.hMenuView, ID_VIEW_SELECTED_ATTRIBUTES, MF_BYCOMMAND);
3965                         }
3966                         break;
3967
3968 #ifndef _NO_EXTENSIONS
3969                 case ID_PREFERRED_SIZES: {
3970                         calc_widths(pane, TRUE);
3971                         set_header(pane);
3972                         InvalidateRect(pane->hwnd, 0, TRUE);
3973                         break;}
3974 #endif
3975
3976                         /* TODO: more command ids... */
3977
3978                 default:
3979                         return FALSE;
3980         }
3981
3982         return TRUE;
3983 }
3984
3985
3986 static void set_sort_order(ChildWnd* child, SORT_ORDER sortOrder)
3987 {
3988         if (child->sortOrder != sortOrder) {
3989                 child->sortOrder = sortOrder;
3990                 refresh_child(child);
3991         }
3992 }
3993
3994 static void update_view_menu(ChildWnd* child)
3995 {
3996         CheckMenuItem(Globals.hMenuView, ID_VIEW_SORT_NAME, child->sortOrder==SORT_NAME? MF_CHECKED: MF_UNCHECKED);
3997         CheckMenuItem(Globals.hMenuView, ID_VIEW_SORT_TYPE, child->sortOrder==SORT_EXT? MF_CHECKED: MF_UNCHECKED);
3998         CheckMenuItem(Globals.hMenuView, ID_VIEW_SORT_SIZE, child->sortOrder==SORT_SIZE? MF_CHECKED: MF_UNCHECKED);
3999         CheckMenuItem(Globals.hMenuView, ID_VIEW_SORT_DATE, child->sortOrder==SORT_DATE? MF_CHECKED: MF_UNCHECKED);
4000 }
4001
4002
4003 static BOOL is_directory(LPCTSTR target)
4004 {
4005         /*TODO correctly handle UNIX paths */
4006         DWORD target_attr = GetFileAttributes(target);
4007
4008         if (target_attr == INVALID_FILE_ATTRIBUTES)
4009                 return FALSE;
4010
4011         return target_attr&FILE_ATTRIBUTE_DIRECTORY? TRUE: FALSE;
4012 }
4013
4014 static BOOL prompt_target(Pane* pane, LPTSTR source, LPTSTR target)
4015 {
4016         TCHAR path[MAX_PATH];
4017         int len;
4018
4019         get_path(pane->cur, path);
4020
4021         if (DialogBoxParam(Globals.hInstance, MAKEINTRESOURCE(IDD_SELECT_DESTINATION), pane->hwnd, DestinationDlgProc, (LPARAM)path) != IDOK)
4022                 return FALSE;
4023
4024         get_path(pane->cur, source);
4025
4026         /* convert relative targets to absolute paths */
4027         if (path[0]!='/' && path[1]!=':') {
4028                 get_path(pane->cur->up, target);
4029                 len = lstrlen(target);
4030
4031                 if (target[len-1]!='\\' && target[len-1]!='/')
4032                         target[len++] = '/';
4033
4034                 lstrcpy(target+len, path);
4035         } else
4036                 lstrcpy(target, path);
4037
4038         /* If the target already exists as directory, create a new target below this. */
4039         if (is_directory(path)) {
4040                 TCHAR fname[_MAX_FNAME], ext[_MAX_EXT];
4041                 const static TCHAR sAppend[] = {'%','s','/','%','s','%','s','\0'};
4042
4043                 _tsplitpath(source, NULL, NULL, fname, ext);
4044
4045                 wsprintf(target, sAppend, path, fname, ext);
4046         }
4047
4048         return TRUE;
4049 }
4050
4051
4052 static IContextMenu2* s_pctxmenu2 = NULL;
4053
4054 #ifndef __MINGW32__     /* IContextMenu3 missing in MinGW (as of 6.2.2005) */
4055 static IContextMenu3* s_pctxmenu3 = NULL;
4056 #endif
4057
4058 static void CtxMenu_reset(void)
4059 {
4060         s_pctxmenu2 = NULL;
4061
4062 #ifndef __MINGW32__     /* IContextMenu3 missing in MinGW (as of 6.2.2005) */
4063         s_pctxmenu3 = NULL;
4064 #endif
4065 }
4066
4067 static IContextMenu* CtxMenu_query_interfaces(IContextMenu* pcm1)
4068 {
4069         IContextMenu* pcm = NULL;
4070
4071         CtxMenu_reset();
4072
4073 #ifndef __MINGW32__     /* IContextMenu3 missing in MinGW (as of 6.2.2005) */
4074         if ((*pcm1->lpVtbl->QueryInterface)(pcm1, &IID_IContextMenu3, (void**)&pcm) == NOERROR)
4075                 s_pctxmenu3 = (LPCONTEXTMENU3)pcm;
4076         else
4077 #endif
4078         if ((*pcm1->lpVtbl->QueryInterface)(pcm1, &IID_IContextMenu2, (void**)&pcm) == NOERROR)
4079                 s_pctxmenu2 = (LPCONTEXTMENU2)pcm;
4080
4081         if (pcm) {
4082                 (*pcm1->lpVtbl->Release)(pcm1);
4083                 return pcm;
4084         } else
4085                 return pcm1;
4086 }
4087
4088 static BOOL CtxMenu_HandleMenuMsg(UINT nmsg, WPARAM wparam, LPARAM lparam)
4089 {
4090 #ifndef __MINGW32__     /* IContextMenu3 missing in MinGW (as of 6.2.2005) */
4091         if (s_pctxmenu3) {
4092                 if (SUCCEEDED((*s_pctxmenu3->lpVtbl->HandleMenuMsg)(s_pctxmenu3, nmsg, wparam, lparam)))
4093                         return TRUE;
4094         }
4095 #endif
4096
4097         if (s_pctxmenu2)
4098                 if (SUCCEEDED((*s_pctxmenu2->lpVtbl->HandleMenuMsg)(s_pctxmenu2, nmsg, wparam, lparam)))
4099                         return TRUE;
4100
4101         return FALSE;
4102 }
4103
4104
4105 static HRESULT ShellFolderContextMenu(IShellFolder* shell_folder, HWND hwndParent, int cidl, LPCITEMIDLIST* apidl, int x, int y)
4106 {
4107         IContextMenu* pcm;
4108         BOOL executed = FALSE;
4109
4110         HRESULT hr = (*shell_folder->lpVtbl->GetUIObjectOf)(shell_folder, hwndParent, cidl, apidl, &IID_IContextMenu, NULL, (LPVOID*)&pcm);
4111 /*      HRESULT hr = CDefFolderMenu_Create2(dir?dir->_pidl:DesktopFolder(), hwndParent, 1, &pidl, shell_folder, NULL, 0, NULL, &pcm); */
4112
4113         if (SUCCEEDED(hr)) {
4114                 HMENU hmenu = CreatePopupMenu();
4115
4116                 pcm = CtxMenu_query_interfaces(pcm);
4117
4118                 if (hmenu) {
4119                         hr = (*pcm->lpVtbl->QueryContextMenu)(pcm, hmenu, 0, FCIDM_SHVIEWFIRST, FCIDM_SHVIEWLAST, CMF_NORMAL);
4120
4121                         if (SUCCEEDED(hr)) {
4122                                 UINT idCmd = TrackPopupMenu(hmenu, TPM_LEFTALIGN|TPM_RETURNCMD|TPM_RIGHTBUTTON, x, y, 0, hwndParent, NULL);
4123
4124                                 CtxMenu_reset();
4125
4126                                 if (idCmd) {
4127                                         CMINVOKECOMMANDINFO cmi;
4128
4129                                         cmi.cbSize = sizeof(CMINVOKECOMMANDINFO);
4130                                         cmi.fMask = 0;
4131                                         cmi.hwnd = hwndParent;
4132                                         cmi.lpVerb = (LPCSTR)(INT_PTR)(idCmd - FCIDM_SHVIEWFIRST);
4133                                         cmi.lpParameters = NULL;
4134                                         cmi.lpDirectory = NULL;
4135                                         cmi.nShow = SW_SHOWNORMAL;
4136                                         cmi.dwHotKey = 0;
4137                                         cmi.hIcon = 0;
4138
4139                                         hr = (*pcm->lpVtbl->InvokeCommand)(pcm, &cmi);
4140                                         executed = TRUE;
4141                                 }
4142                         } else
4143                                 CtxMenu_reset();
4144                 }
4145
4146                 (*pcm->lpVtbl->Release)(pcm);
4147         }
4148
4149         return FAILED(hr)? hr: executed? S_OK: S_FALSE;
4150 }
4151
4152
4153 static LRESULT CALLBACK ChildWndProc(HWND hwnd, UINT nmsg, WPARAM wparam, LPARAM lparam)
4154 {
4155         ChildWnd* child = (ChildWnd*) GetWindowLong(hwnd, GWL_USERDATA);
4156         ASSERT(child);
4157
4158         switch(nmsg) {
4159                 case WM_DRAWITEM: {
4160                         LPDRAWITEMSTRUCT dis = (LPDRAWITEMSTRUCT)lparam;
4161                         Entry* entry = (Entry*) dis->itemData;
4162
4163                         if (dis->CtlID == IDW_TREE_LEFT)
4164                                 draw_item(&child->left, dis, entry, -1);
4165                         else if (dis->CtlID == IDW_TREE_RIGHT)
4166                                 draw_item(&child->right, dis, entry, -1);
4167                         else
4168                                 goto draw_menu_item;
4169
4170                         return TRUE;}
4171
4172                 case WM_CREATE:
4173                         InitChildWindow(child);
4174                         break;
4175
4176                 case WM_NCDESTROY:
4177                         free_child_window(child);
4178                         SetWindowLong(hwnd, GWL_USERDATA, 0);
4179                         break;
4180
4181                 case WM_PAINT: {
4182                         PAINTSTRUCT ps;
4183                         HBRUSH lastBrush;
4184                         RECT rt;
4185                         GetClientRect(hwnd, &rt);
4186                         BeginPaint(hwnd, &ps);
4187                         rt.left = child->split_pos-SPLIT_WIDTH/2;
4188                         rt.right = child->split_pos+SPLIT_WIDTH/2+1;
4189                         lastBrush = SelectBrush(ps.hdc, (HBRUSH)GetStockObject(COLOR_SPLITBAR));
4190                         Rectangle(ps.hdc, rt.left, rt.top-1, rt.right, rt.bottom+1);
4191                         SelectObject(ps.hdc, lastBrush);
4192 #ifdef _NO_EXTENSIONS
4193                         rt.top = rt.bottom - GetSystemMetrics(SM_CYHSCROLL);
4194                         FillRect(ps.hdc, &rt, GetStockObject(BLACK_BRUSH));
4195 #endif
4196                         EndPaint(hwnd, &ps);
4197                         break;}
4198
4199                 case WM_SETCURSOR:
4200                         if (LOWORD(lparam) == HTCLIENT) {
4201                                 POINT pt;
4202                                 GetCursorPos(&pt);
4203                                 ScreenToClient(hwnd, &pt);
4204
4205                                 if (pt.x>=child->split_pos-SPLIT_WIDTH/2 && pt.x<child->split_pos+SPLIT_WIDTH/2+1) {
4206                                         SetCursor(LoadCursor(0, IDC_SIZEWE));
4207                                         return TRUE;
4208                                 }
4209                         }
4210                         goto def;
4211
4212                 case WM_LBUTTONDOWN: {
4213                         RECT rt;
4214                         int x = GET_X_LPARAM(lparam);
4215
4216                         GetClientRect(hwnd, &rt);
4217
4218                         if (x>=child->split_pos-SPLIT_WIDTH/2 && x<child->split_pos+SPLIT_WIDTH/2+1) {
4219                                 last_split = child->split_pos;
4220 #ifdef _NO_EXTENSIONS
4221                                 draw_splitbar(hwnd, last_split);
4222 #endif
4223                                 SetCapture(hwnd);
4224                         }
4225
4226                         break;}
4227
4228                 case WM_LBUTTONUP:
4229                         if (GetCapture() == hwnd) {
4230 #ifdef _NO_EXTENSIONS
4231                                 RECT rt;
4232                                 int x = LOWORD(lparam);
4233                                 draw_splitbar(hwnd, last_split);
4234                                 last_split = -1;
4235                                 GetClientRect(hwnd, &rt);
4236                                 child->split_pos = x;
4237                                 resize_tree(child, rt.right, rt.bottom);
4238 #endif
4239                                 ReleaseCapture();
4240                         }
4241                         break;
4242
4243 #ifdef _NO_EXTENSIONS
4244                 case WM_CAPTURECHANGED:
4245                         if (GetCapture()==hwnd && last_split>=0)
4246                                 draw_splitbar(hwnd, last_split);
4247                         break;
4248 #endif
4249
4250                 case WM_KEYDOWN:
4251                         if (wparam == VK_ESCAPE)
4252                                 if (GetCapture() == hwnd) {
4253                                         RECT rt;
4254 #ifdef _NO_EXTENSIONS
4255                                         draw_splitbar(hwnd, last_split);
4256 #else
4257                                         child->split_pos = last_split;
4258 #endif
4259                                         GetClientRect(hwnd, &rt);
4260                                         resize_tree(child, rt.right, rt.bottom);
4261                                         last_split = -1;
4262                                         ReleaseCapture();
4263                                         SetCursor(LoadCursor(0, IDC_ARROW));
4264                                 }
4265                         break;
4266
4267                 case WM_MOUSEMOVE:
4268                         if (GetCapture() == hwnd) {
4269                                 RECT rt;
4270                                 int x = LOWORD(lparam);
4271
4272 #ifdef _NO_EXTENSIONS
4273                                 HDC hdc = GetDC(hwnd);
4274                                 GetClientRect(hwnd, &rt);
4275
4276                                 rt.left = last_split-SPLIT_WIDTH/2;
4277                                 rt.right = last_split+SPLIT_WIDTH/2+1;
4278                                 InvertRect(hdc, &rt);
4279
4280                                 last_split = x;
4281                                 rt.left = x-SPLIT_WIDTH/2;
4282                                 rt.right = x+SPLIT_WIDTH/2+1;
4283                                 InvertRect(hdc, &rt);
4284
4285                                 ReleaseDC(hwnd, hdc);
4286 #else
4287                                 GetClientRect(hwnd, &rt);
4288
4289                                 if (x>=0 && x<rt.right) {
4290                                         child->split_pos = x;
4291                                         resize_tree(child, rt.right, rt.bottom);
4292                                         rt.left = x-SPLIT_WIDTH/2;
4293                                         rt.right = x+SPLIT_WIDTH/2+1;
4294                                         InvalidateRect(hwnd, &rt, FALSE);
4295                                         UpdateWindow(child->left.hwnd);
4296                                         UpdateWindow(hwnd);
4297                                         UpdateWindow(child->right.hwnd);
4298                                 }
4299 #endif
4300                         }
4301                         break;
4302
4303 #ifndef _NO_EXTENSIONS
4304                 case WM_GETMINMAXINFO:
4305                         DefMDIChildProc(hwnd, nmsg, wparam, lparam);
4306
4307                         {LPMINMAXINFO lpmmi = (LPMINMAXINFO)lparam;
4308
4309                         lpmmi->ptMaxTrackSize.x <<= 1;/*2*GetSystemMetrics(SM_CXSCREEN) / SM_CXVIRTUALSCREEN */
4310                         lpmmi->ptMaxTrackSize.y <<= 1;/*2*GetSystemMetrics(SM_CYSCREEN) / SM_CYVIRTUALSCREEN */
4311                         break;}
4312 #endif /* _NO_EXTENSIONS */
4313
4314                 case WM_SETFOCUS:
4315                         if (SetCurrentDirectory(child->path))
4316                                 set_space_status();
4317                         SetFocus(child->focus_pane? child->right.hwnd: child->left.hwnd);
4318                         break;
4319
4320                 case WM_DISPATCH_COMMAND: {
4321                         Pane* pane = GetFocus()==child->left.hwnd? &child->left: &child->right;
4322
4323                         switch(LOWORD(wparam)) {
4324                                 case ID_WINDOW_NEW: {
4325                                         ChildWnd* new_child = alloc_child_window(child->path, NULL, hwnd);
4326
4327                                         if (!create_child_window(new_child))
4328                                                 free(new_child);
4329
4330                                         break;}
4331
4332                                 case ID_REFRESH:
4333                                         refresh_drives();
4334                                         refresh_child(child);
4335                                         break;
4336
4337                                 case ID_ACTIVATE:
4338                                         activate_entry(child, pane, hwnd);
4339                                         break;
4340
4341                                 case ID_FILE_MOVE: {
4342                                         TCHAR source[BUFFER_LEN], target[BUFFER_LEN];
4343
4344                                         if (prompt_target(pane, source, target)) {
4345                                                 SHFILEOPSTRUCT shfo = {hwnd, FO_MOVE, source, target};
4346
4347                                                 source[lstrlen(source)+1] = '\0';
4348                                                 target[lstrlen(target)+1] = '\0';
4349
4350                                                 if (!SHFileOperation(&shfo))
4351                                                         refresh_child(child);
4352                                         }
4353                                         break;}
4354
4355                                 case ID_FILE_COPY: {
4356                                         TCHAR source[BUFFER_LEN], target[BUFFER_LEN];
4357
4358                                         if (prompt_target(pane, source, target)) {
4359                                                 SHFILEOPSTRUCT shfo = {hwnd, FO_COPY, source, target};
4360
4361                                                 source[lstrlen(source)+1] = '\0';
4362                                                 target[lstrlen(target)+1] = '\0';
4363
4364                                                 if (!SHFileOperation(&shfo))
4365                                                         refresh_child(child);
4366                                         }
4367                                         break;}
4368
4369                                 case ID_FILE_DELETE: {
4370                                         TCHAR path[BUFFER_LEN];
4371                                         SHFILEOPSTRUCT shfo = {hwnd, FO_DELETE, path};
4372
4373                                         get_path(pane->cur, path);
4374
4375                                         path[lstrlen(path)+1] = '\0';
4376
4377                                         if (!SHFileOperation(&shfo))
4378                                                 refresh_child(child);
4379                                         break;}
4380
4381                                 case ID_VIEW_SORT_NAME:
4382                                         set_sort_order(child, SORT_NAME);
4383                                         break;
4384
4385                                 case ID_VIEW_SORT_TYPE:
4386                                         set_sort_order(child, SORT_EXT);
4387                                         break;
4388
4389                                 case ID_VIEW_SORT_SIZE:
4390                                         set_sort_order(child, SORT_SIZE);
4391                                         break;
4392
4393                                 case ID_VIEW_SORT_DATE:
4394                                         set_sort_order(child, SORT_DATE);
4395                                         break;
4396
4397                                 case ID_VIEW_FILTER: {
4398                                         struct FilterDialog dlg;
4399
4400                                         memset(&dlg, 0, sizeof(struct FilterDialog));
4401                                         lstrcpy(dlg.pattern, child->filter_pattern);
4402                                         dlg.flags = child->filter_flags;
4403
4404                                         if (DialogBoxParam(Globals.hInstance, MAKEINTRESOURCE(IDD_DIALOG_VIEW_TYPE), hwnd, FilterDialogDlgProc, (LPARAM)&dlg) == IDOK) {
4405                                                 lstrcpy(child->filter_pattern, dlg.pattern);
4406                                                 child->filter_flags = dlg.flags;
4407                                                 refresh_right_pane(child);
4408                                         }
4409                                         break;}
4410
4411                                 case ID_VIEW_SPLIT: {
4412                                         last_split = child->split_pos;
4413 #ifdef _NO_EXTENSIONS
4414                                         draw_splitbar(hwnd, last_split);
4415 #endif
4416                                         SetCapture(hwnd);
4417                                         break;}
4418
4419                                 case ID_EDIT_PROPERTIES:
4420                                         show_properties_dlg(pane->cur, child->hwnd);
4421                                         break;
4422
4423                                 default:
4424                                         return pane_command(pane, LOWORD(wparam));
4425                         }
4426
4427                         return TRUE;}
4428
4429                 case WM_COMMAND: {
4430                         Pane* pane = GetFocus()==child->left.hwnd? &child->left: &child->right;
4431
4432                         switch(HIWORD(wparam)) {
4433                                 case LBN_SELCHANGE: {
4434                                         int idx = ListBox_GetCurSel(pane->hwnd);
4435                                         Entry* entry = (Entry*) ListBox_GetItemData(pane->hwnd, idx);
4436
4437                                         if (pane == &child->left)
4438                                                 set_curdir(child, entry, idx, hwnd);
4439                                         else
4440                                                 pane->cur = entry;
4441                                         break;}
4442
4443                                 case LBN_DBLCLK:
4444                                         activate_entry(child, pane, hwnd);
4445                                         break;
4446                         }
4447                         break;}
4448
4449 #ifndef _NO_EXTENSIONS
4450                 case WM_NOTIFY: {
4451                         NMHDR* pnmh = (NMHDR*) lparam;
4452                         return pane_notify(pnmh->idFrom==IDW_HEADER_LEFT? &child->left: &child->right, pnmh);}
4453 #endif
4454
4455 #ifdef _SHELL_FOLDERS
4456                 case WM_CONTEXTMENU: {
4457                         POINT pt, pt_clnt;
4458                         Pane* pane;
4459                         int idx;
4460
4461                          /* first select the current item in the listbox */
4462                         HWND hpanel = (HWND) wparam;
4463                         pt_clnt.x = pt.x = (short)LOWORD(lparam);
4464                         pt_clnt.y = pt.y = (short)HIWORD(lparam);
4465                         ScreenToClient(hpanel, &pt_clnt);
4466                         SendMessage(hpanel, WM_LBUTTONDOWN, 0, MAKELONG(pt_clnt.x, pt_clnt.y));
4467                         SendMessage(hpanel, WM_LBUTTONUP, 0, MAKELONG(pt_clnt.x, pt_clnt.y));
4468
4469                          /* now create the popup menu using shell namespace and IContextMenu */
4470                         pane = GetFocus()==child->left.hwnd? &child->left: &child->right;
4471                         idx = ListBox_GetCurSel(pane->hwnd);
4472
4473                         if (idx != -1) {
4474                                 Entry* entry = (Entry*) ListBox_GetItemData(pane->hwnd, idx);
4475
4476                                 LPITEMIDLIST pidl_abs = get_to_absolute_pidl(entry, hwnd);
4477
4478                                 if (pidl_abs) {
4479                                         IShellFolder* parentFolder;
4480                                         LPCITEMIDLIST pidlLast;
4481
4482                                          /* get and use the parent folder to display correct context menu in all cases */
4483                                         if (SUCCEEDED(SHBindToParent(pidl_abs, &IID_IShellFolder, (LPVOID*)&parentFolder, &pidlLast))) {
4484                                                 if (ShellFolderContextMenu(parentFolder, hwnd, 1, &pidlLast, pt.x, pt.y) == S_OK)
4485                                                         refresh_child(child);
4486
4487                                                 (*parentFolder->lpVtbl->Release)(parentFolder);
4488                                         }
4489
4490                                         (*Globals.iMalloc->lpVtbl->Free)(Globals.iMalloc, pidl_abs);
4491                                 }
4492                         }
4493                         break;}
4494 #endif
4495
4496                   case WM_MEASUREITEM:
4497                   draw_menu_item:
4498                         if (!wparam)    /* Is the message menu-related? */
4499                                 if (CtxMenu_HandleMenuMsg(nmsg, wparam, lparam))
4500                                         return TRUE;
4501
4502                         break;
4503
4504                   case WM_INITMENUPOPUP:
4505                         if (CtxMenu_HandleMenuMsg(nmsg, wparam, lparam))
4506                                 return 0;
4507
4508                         update_view_menu(child);
4509                         break;
4510
4511 #ifndef __MINGW32__     /* IContextMenu3 missing in MinGW (as of 6.2.2005) */
4512                   case WM_MENUCHAR:     /* only supported by IContextMenu3 */
4513                    if (s_pctxmenu3) {
4514                            LRESULT lResult = 0;
4515
4516                            (*s_pctxmenu3->lpVtbl->HandleMenuMsg2)(s_pctxmenu3, nmsg, wparam, lparam, &lResult);
4517
4518                            return lResult;
4519                    }
4520
4521                    break;
4522 #endif
4523
4524                 case WM_SIZE:
4525                         if (wparam != SIZE_MINIMIZED)
4526                                 resize_tree(child, LOWORD(lparam), HIWORD(lparam));
4527                         /* fall through */
4528
4529                 default: def:
4530                         return DefMDIChildProc(hwnd, nmsg, wparam, lparam);
4531         }
4532
4533         return 0;
4534 }
4535
4536
4537 static LRESULT CALLBACK TreeWndProc(HWND hwnd, UINT nmsg, WPARAM wparam, LPARAM lparam)
4538 {
4539         ChildWnd* child = (ChildWnd*) GetWindowLong(GetParent(hwnd), GWL_USERDATA);
4540         Pane* pane = (Pane*) GetWindowLong(hwnd, GWL_USERDATA);
4541         ASSERT(child);
4542
4543         switch(nmsg) {
4544 #ifndef _NO_EXTENSIONS
4545                 case WM_HSCROLL:
4546                         set_header(pane);
4547                         break;
4548 #endif
4549
4550                 case WM_SETFOCUS:
4551                         child->focus_pane = pane==&child->right? 1: 0;
4552                         ListBox_SetSel(hwnd, TRUE, 1);
4553                         /*TODO: check menu items */
4554                         break;
4555
4556                 case WM_KEYDOWN:
4557                         if (wparam == VK_TAB) {
4558                                 /*TODO: SetFocus(Globals.hdrivebar) */
4559                                 SetFocus(child->focus_pane? child->left.hwnd: child->right.hwnd);
4560                         }
4561         }
4562
4563         return CallWindowProc(g_orgTreeWndProc, hwnd, nmsg, wparam, lparam);
4564 }
4565
4566
4567 static void InitInstance(HINSTANCE hinstance)
4568 {
4569         const static TCHAR sFont[] = {'M','i','c','r','o','s','o','f','t',' ','S','a','n','s',' ','S','e','r','i','f','\0'};
4570
4571         WNDCLASSEX wcFrame;
4572         WNDCLASS wcChild;
4573         ATOM hChildClass;
4574         int col;
4575
4576         INITCOMMONCONTROLSEX icc = {
4577                 sizeof(INITCOMMONCONTROLSEX),
4578                 ICC_BAR_CLASSES
4579         };
4580
4581         HDC hdc = GetDC(0);
4582
4583         setlocale(LC_COLLATE, "");      /* set collating rules to local settings for compareName */
4584
4585         InitCommonControlsEx(&icc);
4586
4587
4588         /* register frame window class */
4589
4590         wcFrame.cbSize        = sizeof(WNDCLASSEX);
4591         wcFrame.style         = 0;
4592         wcFrame.lpfnWndProc   = FrameWndProc;
4593         wcFrame.cbClsExtra    = 0;
4594         wcFrame.cbWndExtra    = 0;
4595         wcFrame.hInstance     = hinstance;
4596         wcFrame.hIcon         = LoadIcon(hinstance, MAKEINTRESOURCE(IDI_WINEFILE));
4597         wcFrame.hCursor       = LoadCursor(0, IDC_ARROW);
4598         wcFrame.hbrBackground = 0;
4599         wcFrame.lpszMenuName  = 0;
4600         wcFrame.lpszClassName = sWINEFILEFRAME;
4601         wcFrame.hIconSm       = (HICON)LoadImage(hinstance,
4602                                                                                          MAKEINTRESOURCE(IDI_WINEFILE),
4603                                                                                          IMAGE_ICON,
4604                                                                                          GetSystemMetrics(SM_CXSMICON),
4605                                                                                          GetSystemMetrics(SM_CYSMICON),
4606                                                                                          LR_SHARED);
4607
4608         Globals.hframeClass = RegisterClassEx(&wcFrame);
4609
4610
4611         /* register tree windows class */
4612
4613         wcChild.style         = CS_CLASSDC|CS_DBLCLKS|CS_VREDRAW;
4614         wcChild.lpfnWndProc   = ChildWndProc;
4615         wcChild.cbClsExtra    = 0;
4616         wcChild.cbWndExtra    = 0;
4617         wcChild.hInstance     = hinstance;
4618         wcChild.hIcon         = 0;
4619         wcChild.hCursor       = LoadCursor(0, IDC_ARROW);
4620         wcChild.hbrBackground = 0;
4621         wcChild.lpszMenuName  = 0;
4622         wcChild.lpszClassName = sWINEFILETREE;
4623
4624         hChildClass = RegisterClass(&wcChild);
4625
4626
4627         Globals.haccel = LoadAccelerators(hinstance, MAKEINTRESOURCE(IDA_WINEFILE));
4628
4629         Globals.hfont = CreateFont(-MulDiv(8,GetDeviceCaps(hdc,LOGPIXELSY),72), 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, sFont);
4630
4631         ReleaseDC(0, hdc);
4632
4633         Globals.hInstance = hinstance;
4634
4635 #ifdef _SHELL_FOLDERS
4636         CoInitialize(NULL);
4637         CoGetMalloc(MEMCTX_TASK, &Globals.iMalloc);
4638         SHGetDesktopFolder(&Globals.iDesktop);
4639 #ifdef __WINE__
4640         Globals.cfStrFName = RegisterClipboardFormatA(CFSTR_FILENAME);
4641 #else
4642         Globals.cfStrFName = RegisterClipboardFormat(CFSTR_FILENAME);
4643 #endif
4644 #endif
4645
4646         /* load column strings */
4647         col = 1;
4648
4649         load_string(g_pos_names[col++], IDS_COL_NAME);
4650         load_string(g_pos_names[col++], IDS_COL_SIZE);
4651         load_string(g_pos_names[col++], IDS_COL_CDATE);
4652 #ifndef _NO_EXTENSIONS
4653         load_string(g_pos_names[col++], IDS_COL_ADATE);
4654         load_string(g_pos_names[col++], IDS_COL_MDATE);
4655         load_string(g_pos_names[col++], IDS_COL_IDX);
4656         load_string(g_pos_names[col++], IDS_COL_LINKS);
4657 #endif
4658         load_string(g_pos_names[col++], IDS_COL_ATTR);
4659 #ifndef _NO_EXTENSIONS
4660         load_string(g_pos_names[col++], IDS_COL_SEC);
4661 #endif
4662 }
4663
4664
4665 static void show_frame(HWND hwndParent, int cmdshow)
4666 {
4667         const static TCHAR sMDICLIENT[] = {'M','D','I','C','L','I','E','N','T','\0'};
4668
4669         TCHAR path[MAX_PATH], b1[BUFFER_LEN];
4670         ChildWnd* child;
4671         HMENU hMenuFrame, hMenuWindow;
4672
4673         CLIENTCREATESTRUCT ccs;
4674
4675         if (Globals.hMainWnd)
4676                 return;
4677
4678         Globals.hwndParent = hwndParent;
4679
4680         hMenuFrame = LoadMenu(Globals.hInstance, MAKEINTRESOURCE(IDM_WINEFILE));
4681         hMenuWindow = GetSubMenu(hMenuFrame, GetMenuItemCount(hMenuFrame)-2);
4682
4683         Globals.hMenuFrame = hMenuFrame;
4684         Globals.hMenuView = GetSubMenu(hMenuFrame, 3);
4685         Globals.hMenuOptions = GetSubMenu(hMenuFrame, 4);
4686
4687         ccs.hWindowMenu  = hMenuWindow;
4688         ccs.idFirstChild = IDW_FIRST_CHILD;
4689
4690
4691         /* create main window */
4692         Globals.hMainWnd = CreateWindowEx(0, (LPCTSTR)(int)Globals.hframeClass, RS(b1,IDS_WINE_FILE), WS_OVERLAPPEDWINDOW,
4693                                         CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
4694                                         hwndParent, Globals.hMenuFrame, Globals.hInstance, 0/*lpParam*/);
4695
4696
4697         Globals.hmdiclient = CreateWindowEx(0, sMDICLIENT, NULL,
4698                                         WS_CHILD|WS_CLIPCHILDREN|WS_VSCROLL|WS_HSCROLL|WS_VISIBLE|WS_BORDER,
4699                                         0, 0, 0, 0,
4700                                         Globals.hMainWnd, 0, Globals.hInstance, &ccs);
4701
4702
4703         CheckMenuItem(Globals.hMenuOptions, ID_VIEW_DRIVE_BAR, MF_BYCOMMAND|MF_CHECKED);
4704
4705         create_drive_bar();
4706
4707         {
4708                 TBBUTTON toolbarBtns[] = {
4709                         {0, 0, 0, BTNS_SEP, {0, 0}, 0, 0},
4710                         {0, ID_WINDOW_NEW, TBSTATE_ENABLED, BTNS_BUTTON, {0, 0}, 0, 0},
4711                         {1, ID_WINDOW_CASCADE, TBSTATE_ENABLED, BTNS_BUTTON, {0, 0}, 0, 0},
4712                         {2, ID_WINDOW_TILE_HORZ, TBSTATE_ENABLED, BTNS_BUTTON, {0, 0}, 0, 0},
4713                         {3, ID_WINDOW_TILE_VERT, TBSTATE_ENABLED, BTNS_BUTTON, {0, 0}, 0, 0},
4714 /*TODO
4715                         {4, ID_... , TBSTATE_ENABLED, BTNS_BUTTON, {0, 0}, 0, 0},
4716                         {5, ID_... , TBSTATE_ENABLED, BTNS_BUTTON, {0, 0}, 0, 0},
4717 */              };
4718
4719                 Globals.htoolbar = CreateToolbarEx(Globals.hMainWnd, WS_CHILD|WS_VISIBLE,
4720                         IDW_TOOLBAR, 2, Globals.hInstance, IDB_TOOLBAR, toolbarBtns,
4721                         sizeof(toolbarBtns)/sizeof(TBBUTTON), 16, 15, 16, 15, sizeof(TBBUTTON));
4722                 CheckMenuItem(Globals.hMenuOptions, ID_VIEW_TOOL_BAR, MF_BYCOMMAND|MF_CHECKED);
4723         }
4724
4725         Globals.hstatusbar = CreateStatusWindow(WS_CHILD|WS_VISIBLE, 0, Globals.hMainWnd, IDW_STATUSBAR);
4726         CheckMenuItem(Globals.hMenuOptions, ID_VIEW_STATUSBAR, MF_BYCOMMAND|MF_CHECKED);
4727
4728 /* CreateStatusWindow does not accept WS_BORDER
4729         Globals.hstatusbar = CreateWindowEx(WS_EX_NOPARENTNOTIFY, STATUSCLASSNAME, 0,
4730                                         WS_CHILD|WS_VISIBLE|WS_CLIPSIBLINGS|WS_BORDER|CCS_NODIVIDER, 0,0,0,0,
4731                                         Globals.hMainWnd, (HMENU)IDW_STATUSBAR, hinstance, 0);*/
4732
4733         /*TODO: read paths and window placements from registry */
4734         GetCurrentDirectory(MAX_PATH, path);
4735
4736         ShowWindow(Globals.hMainWnd, cmdshow);
4737
4738 //#if defined(_SHELL_FOLDERS) && !defined(__WINE__)
4739 //       // Shell Namespace as default:
4740 //      child = alloc_child_window(path, get_path_pidl(path,Globals.hMainWnd), Globals.hMainWnd);
4741 //#else
4742         child = alloc_child_window(path, NULL, Globals.hMainWnd);
4743 //#endif
4744
4745         child->pos.showCmd = SW_SHOWMAXIMIZED;
4746         child->pos.rcNormalPosition.left = 0;
4747         child->pos.rcNormalPosition.top = 0;
4748         child->pos.rcNormalPosition.right = 320;
4749         child->pos.rcNormalPosition.bottom = 280;
4750
4751         if (!create_child_window(child))
4752                 free(child);
4753
4754         SetWindowPlacement(child->hwnd, &child->pos);
4755
4756         Globals.himl = ImageList_LoadBitmap(Globals.hInstance, MAKEINTRESOURCE(IDB_IMAGES), 16, 0, RGB(0,255,0));
4757
4758         Globals.prescan_node = FALSE;
4759
4760         UpdateWindow(Globals.hMainWnd);
4761 }
4762
4763 static void ExitInstance(void)
4764 {
4765 #ifdef _SHELL_FOLDERS
4766         (*Globals.iDesktop->lpVtbl->Release)(Globals.iDesktop);
4767         (*Globals.iMalloc->lpVtbl->Release)(Globals.iMalloc);
4768         CoUninitialize();
4769 #endif
4770
4771         ImageList_Destroy(Globals.himl);
4772 }
4773
4774 #ifdef _NO_EXTENSIONS
4775
4776 /* search for already running win[e]files */
4777
4778 static int g_foundPrevInstance = 0;
4779
4780 static BOOL CALLBACK EnumWndProc(HWND hwnd, LPARAM lparam)
4781 {
4782         TCHAR cls[128];
4783
4784         GetClassName(hwnd, cls, 128);
4785
4786         if (!lstrcmp(cls, (LPCTSTR)lparam)) {
4787                 g_foundPrevInstance++;
4788                 return FALSE;
4789         }
4790
4791         return TRUE;
4792 }
4793
4794 /* search for window of given class name to allow only one running instance */
4795 static int find_window_class(LPCTSTR classname)
4796 {
4797         EnumWindows(EnumWndProc, (LPARAM)classname);
4798
4799         if (g_foundPrevInstance)
4800                 return 1;
4801
4802         return 0;
4803 }
4804
4805 #endif
4806
4807 static int winefile_main(HINSTANCE hinstance, HWND hwndParent, int cmdshow)
4808 {
4809         MSG msg;
4810
4811         InitInstance(hinstance);
4812
4813         if (cmdshow == SW_SHOWNORMAL)
4814                 /*TODO: read window placement from registry */
4815                 cmdshow = SW_MAXIMIZE;
4816
4817         show_frame(hwndParent, cmdshow);
4818
4819         while(GetMessage(&msg, 0, 0, 0)) {
4820                 if (Globals.hmdiclient && TranslateMDISysAccel(Globals.hmdiclient, &msg))
4821                         continue;
4822
4823                 if (Globals.hMainWnd && TranslateAccelerator(Globals.hMainWnd, Globals.haccel, &msg))
4824                         continue;
4825
4826                 TranslateMessage(&msg);
4827                 DispatchMessage(&msg);
4828         }
4829
4830         ExitInstance();
4831
4832         return msg.wParam;
4833 }
4834
4835
4836 int APIENTRY WinMain(HINSTANCE hinstance,
4837                                          HINSTANCE previnstance,
4838                                          LPSTR     cmdline,
4839                                          int       cmdshow)
4840 {
4841 #ifdef _NO_EXTENSIONS
4842         if (find_window_class(sWINEFILEFRAME))
4843                 return 1;
4844 #endif
4845
4846         winefile_main(hinstance, 0, cmdshow);
4847
4848         return 0;
4849 }