src/generic/filedlgg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        filedlgg.cpp
   3 // Purpose:     wxGenericFileDialog
   4 // Author:      Robert Roebling
   5 // Modified by:
   6 // Created:     12/12/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Robert Roebling
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "filedlgg.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #if wxUSE_FILEDLG
  24
  25 // NOTE : it probably also supports MAC, untested
  26 #if !defined(__UNIX__) && !defined(__DOS__) && !defined(__WIN32__) && !defined(__OS2__)
  27 #error wxGenericFileDialog currently only supports Unix, win32 and DOS
  28 #endif
  29
  30 #include "wx/checkbox.h"
  31 #include "wx/textctrl.h"
  32 #include "wx/choice.h"
  33 #include "wx/checkbox.h"
  34 #include "wx/stattext.h"
  35 #include "wx/debug.h"
  36 #include "wx/log.h"
  37 #include "wx/intl.h"
  38 #include "wx/msgdlg.h"
  39 #include "wx/sizer.h"
  40 #include "wx/bmpbuttn.h"
  41 #include "wx/tokenzr.h"
  42 #include "wx/config.h"
  43 #include "wx/imaglist.h"
  44 #include "wx/dir.h"
  45 #include "wx/artprov.h"
  46 #include "wx/file.h"        // for wxS_IXXX constants only
  47 #include "wx/filedlg.h"     // wxOPEN, wxSAVE...
  48 #include "wx/generic/filedlgg.h"
  49 #include "wx/generic/dirctrlg.h" // for wxFileIconsTable
  50
  51 #if wxUSE_TOOLTIPS
  52     #include "wx/tooltip.h"
  53 #endif
  54
  55 #include <sys/types.h>
  56 #include <sys/stat.h>
  57
  58 #ifdef __UNIX__
  59     #include <dirent.h>
  60     #include <pwd.h>
  61     #ifndef __VMS
  62     # include <grp.h>
  63     #endif
  64 #endif
  65
  66 #ifdef __WINDOWS__
  67     #include "wx/msw/wrapwin.h"
  68     #include "wx/msw/mslu.h"
  69 #endif
  70
  71 #ifdef __WATCOMC__
  72     #include <direct.h>
  73 #endif
  74
  75 #include <time.h>
  76 #if defined(__UNIX__) || defined(__DOS__)
  77 #include <unistd.h>
  78 #endif
  79
  80 // ----------------------------------------------------------------------------
  81 // private functions
  82 // ----------------------------------------------------------------------------
  83
  84 static
  85 int wxCALLBACK wxFileDataNameCompare( long data1, long data2, long data)
  86 {
  87      wxFileData *fd1 = (wxFileData*)data1;
  88      wxFileData *fd2 = (wxFileData*)data2;
  89      if (fd1->GetFileName() == wxT("..")) return -data;
  90      if (fd2->GetFileName() == wxT("..")) return data;
  91      if (fd1->IsDir() && !fd2->IsDir()) return -data;
  92      if (fd2->IsDir() && !fd1->IsDir()) return data;
  93      return data*wxStrcmp( fd1->GetFileName(), fd2->GetFileName() );
  94 }
  95
  96 static
  97 int wxCALLBACK wxFileDataSizeCompare( long data1, long data2, long data)
  98 {
  99      wxFileData *fd1 = (wxFileData*)data1;
 100      wxFileData *fd2 = (wxFileData*)data2;
 101      if (fd1->GetFileName() == wxT("..")) return -data;
 102      if (fd2->GetFileName() == wxT("..")) return data;
 103      if (fd1->IsDir() && !fd2->IsDir()) return -data;
 104      if (fd2->IsDir() && !fd1->IsDir()) return data;
 105      if (fd1->IsLink() && !fd2->IsLink()) return -data;
 106      if (fd2->IsLink() && !fd1->IsLink()) return data;
 107      return data*(fd1->GetSize() - fd2->GetSize());
 108 }
 109
 110 static
 111 int wxCALLBACK wxFileDataTypeCompare( long data1, long data2, long data)
 112 {
 113      wxFileData *fd1 = (wxFileData*)data1;
 114      wxFileData *fd2 = (wxFileData*)data2;
 115      if (fd1->GetFileName() == wxT("..")) return -data;
 116      if (fd2->GetFileName() == wxT("..")) return data;
 117      if (fd1->IsDir() && !fd2->IsDir()) return -data;
 118      if (fd2->IsDir() && !fd1->IsDir()) return data;
 119      if (fd1->IsLink() && !fd2->IsLink()) return -data;
 120      if (fd2->IsLink() && !fd1->IsLink()) return data;
 121      return data*wxStrcmp( fd1->GetFileType(), fd2->GetFileType() );
 122 }
 123
 124 static
 125 int wxCALLBACK wxFileDataTimeCompare( long data1, long data2, long data)
 126 {
 127      wxFileData *fd1 = (wxFileData*)data1;
 128      wxFileData *fd2 = (wxFileData*)data2;
 129      if (fd1->GetFileName() == wxT("..")) return -data;
 130      if (fd2->GetFileName() == wxT("..")) return data;
 131      if (fd1->IsDir() && !fd2->IsDir()) return -data;
 132      if (fd2->IsDir() && !fd1->IsDir()) return data;
 133
 134      return fd1->GetDateTime().IsLaterThan(fd2->GetDateTime()) ? int(data) : -int(data);
 135 }
 136
 137 #if defined(__UNIX__) && !defined(__OS2__)
 138 #define IsTopMostDir(dir)   (dir == wxT("/"))
 139 #endif
 140
 141 #if defined(__DOS__) || defined(__WINDOWS__) || defined (__OS2__)
 142 #define IsTopMostDir(dir)   (dir.IsEmpty())
 143 #endif
 144
 145 #if defined(__DOS__) || defined(__WINDOWS__) || defined(__OS2__)
 146 // defined in src/generic/dirctrlg.cpp
 147 extern bool wxIsDriveAvailable(const wxString& dirName);
 148 #endif
 149
 150 // defined in src/generic/dirctrlg.cpp
 151 extern size_t wxGetAvailableDrives(wxArrayString &paths, wxArrayString &names, wxArrayInt &icon_ids);
 152
 153 //-----------------------------------------------------------------------------
 154 //  wxFileData
 155 //-----------------------------------------------------------------------------
 156
 157 wxFileData::wxFileData( const wxFileData& fileData )
 158 {
 159     m_fileName = fileData.GetFileName();
 160     m_filePath = fileData.GetFilePath();
 161     m_size = fileData.GetSize();
 162     m_dateTime = fileData.GetDateTime();
 163     m_permissions = fileData.GetPermissions();
 164     m_type = fileData.GetType();
 165     m_image = GetImageId();
 166 }
 167
 168 wxFileData::wxFileData( const wxString &filePath, const wxString &fileName, fileType type, int image_id )
 169 {
 170     m_fileName = fileName;
 171     m_filePath = filePath;
 172     m_type = type;
 173     m_image = image_id;
 174
 175     ReadData();
 176 }
 177
 178 void wxFileData::ReadData()
 179 {
 180     if (IsDrive())
 181     {
 182         m_size = 0;
 183         return;
 184     }
 185
 186 #if defined(__DOS__) || defined(__WINDOWS__) || defined(__OS2__)
 187     // c:\.. is a drive don't stat it
 188     if ((m_fileName == wxT("..")) && (m_filePath.length() <= 5))
 189     {
 190         m_type = is_drive;
 191         m_size = 0;
 192         return;
 193     }
 194 #endif // __DOS__ || __WINDOWS__
 195
 196     wxStructStat buff;
 197
 198 #if defined(__UNIX__) && (!defined( __OS2__ ) && !defined(__VMS))
 199     lstat( m_filePath.fn_str(), &buff );
 200     m_type |= S_ISLNK( buff.st_mode ) != 0 ? is_link : 0;
 201 #else // no lstat()
 202     wxStat( m_filePath, &buff );
 203 #endif
 204
 205     m_type |= (buff.st_mode & S_IFDIR) != 0 ? is_dir : 0;
 206     m_type |= (buff.st_mode & wxS_IXUSR) != 0 ? is_exe : 0;
 207
 208     // try to get a better icon
 209     if (m_image == wxFileIconsTable::file)
 210     {
 211         if (IsExe())
 212             m_image = wxFileIconsTable::executable;
 213         else if (m_fileName.Find(wxT('.'), TRUE) != wxNOT_FOUND)
 214             m_image = wxTheFileIconsTable->GetIconID(m_fileName.AfterLast(wxT('.')));
 215     }
 216
 217     m_size = buff.st_size;
 218
 219     m_dateTime = buff.st_mtime;
 220
 221 #if defined(__UNIX__)
 222     m_permissions.Printf(_T("%c%c%c%c%c%c%c%c%c"),
 223                          buff.st_mode & wxS_IRUSR ? _T('r') : _T('-'),
 224                          buff.st_mode & wxS_IWUSR ? _T('w') : _T('-'),
 225                          buff.st_mode & wxS_IXUSR ? _T('x') : _T('-'),
 226                          buff.st_mode & wxS_IRGRP ? _T('r') : _T('-'),
 227                          buff.st_mode & wxS_IWGRP ? _T('w') : _T('-'),
 228                          buff.st_mode & wxS_IXGRP ? _T('x') : _T('-'),
 229                          buff.st_mode & wxS_IROTH ? _T('r') : _T('-'),
 230                          buff.st_mode & wxS_IWOTH ? _T('w') : _T('-'),
 231                          buff.st_mode & wxS_IXOTH ? _T('x') : _T('-'));
 232 #elif defined(__WIN32__)
 233     DWORD attribs = GetFileAttributes(m_filePath);
 234     if (attribs != (DWORD)-1)
 235     {
 236         m_permissions.Printf(_T("%c%c%c%c"),
 237                              attribs & FILE_ATTRIBUTE_ARCHIVE  ? _T('A') : _T(' '),
 238                              attribs & FILE_ATTRIBUTE_READONLY ? _T('R') : _T(' '),
 239                              attribs & FILE_ATTRIBUTE_HIDDEN   ? _T('H') : _T(' '),
 240                              attribs & FILE_ATTRIBUTE_SYSTEM   ? _T('S') : _T(' '));
 241     }
 242 #endif
 243 }
 244
 245 wxString wxFileData::GetFileType() const
 246 {
 247     if (IsDir())
 248         return _("<DIR>");
 249     else if (IsLink())
 250         return _("<LINK>");
 251     else if (IsDrive())
 252         return _("<DRIVE>");
 253    else if (m_fileName.Find(wxT('.'), TRUE) != wxNOT_FOUND)
 254         return m_fileName.AfterLast(wxT('.'));
 255
 256     return wxEmptyString;
 257 }
 258
 259 wxString wxFileData::GetModificationTime() const
 260 {
 261     // want time as 01:02 so they line up nicely, no %r in WIN32
 262     return m_dateTime.FormatDate() + wxT(" ") + m_dateTime.Format(wxT("%I:%M:%S %p"));
 263 }
 264
 265 wxString wxFileData::GetHint() const
 266 {
 267     wxString s = m_filePath;
 268     s += wxT("  ");
 269
 270     if (IsDir())
 271         s += _("<DIR>");
 272     else if (IsLink())
 273         s += _("<LINK>");
 274     else if (IsDrive())
 275         s += _("<DRIVE>");
 276     else // plain file
 277         s += wxString::Format( _("%ld bytes"), m_size );
 278
 279     s += wxT(' ');
 280
 281     if ( !IsDrive() )
 282     {
 283         s << GetModificationTime()
 284           << wxT("  ")
 285           << m_permissions;
 286     }
 287
 288     return s;
 289 };
 290
 291 wxString wxFileData::GetEntry( fileListFieldType num ) const
 292 {
 293     wxString s;
 294     switch ( num )
 295     {
 296         case FileList_Name:
 297             s = m_fileName;
 298             break;
 299
 300         case FileList_Size:
 301             if (!IsDir() && !IsLink() && !IsDrive())
 302                 s.Printf(_T("%ld"), m_size);
 303             break;
 304
 305         case FileList_Type:
 306             s = GetFileType();
 307             break;
 308
 309         case FileList_Time:
 310                 if (!IsDrive())
 311                 s = GetModificationTime();
 312             break;
 313
 314 #if defined(__UNIX__) || defined(__WIN32__)
 315         case FileList_Perm:
 316             s = m_permissions;
 317             break;
 318 #endif // defined(__UNIX__) || defined(__WIN32__)
 319
 320         default:
 321             wxFAIL_MSG( _T("unexpected field in wxFileData::GetEntry()") );
 322     }
 323
 324     return s;
 325 }
 326
 327 void wxFileData::SetNewName( const wxString &filePath, const wxString &fileName )
 328 {
 329     m_fileName = fileName;
 330     m_filePath = filePath;
 331 }
 332
 333 void wxFileData::MakeItem( wxListItem &item )
 334 {
 335     item.m_text = m_fileName;
 336     item.ClearAttributes();
 337     if (IsExe())
 338         item.SetTextColour(*wxRED);
 339     if (IsDir())
 340         item.SetTextColour(*wxBLUE);
 341
 342     item.m_image = m_image;
 343
 344     if (IsLink())
 345     {
 346         wxColour dg = wxTheColourDatabase->Find( _T("MEDIUM GREY") );
 347         if ( dg.Ok() )
 348             item.SetTextColour(dg);
 349     }
 350     item.m_data = (long)this;
 351 }
 352
 353 //-----------------------------------------------------------------------------
 354 //  wxFileCtrl
 355 //-----------------------------------------------------------------------------
 356
 357 IMPLEMENT_DYNAMIC_CLASS(wxFileCtrl,wxListCtrl)
 358
 359 BEGIN_EVENT_TABLE(wxFileCtrl,wxListCtrl)
 360     EVT_LIST_DELETE_ITEM(-1, wxFileCtrl::OnListDeleteItem)
 361     EVT_LIST_END_LABEL_EDIT(-1, wxFileCtrl::OnListEndLabelEdit)
 362     EVT_LIST_COL_CLICK(-1, wxFileCtrl::OnListColClick)
 363 END_EVENT_TABLE()
 364
 365
 366 wxFileCtrl::wxFileCtrl()
 367 {
 368     m_showHidden = FALSE;
 369     m_sort_foward = 1;
 370     m_sort_field = wxFileData::FileList_Name;
 371 }
 372
 373 wxFileCtrl::wxFileCtrl(wxWindow *win,
 374                        wxWindowID id,
 375                        const wxString& wild,
 376                        bool showHidden,
 377                        const wxPoint& pos,
 378                        const wxSize& size,
 379                        long style,
 380                        const wxValidator &validator,
 381                        const wxString &name)
 382           : wxListCtrl(win, id, pos, size, style, validator, name),
 383             m_wild(wild)
 384 {
 385     wxImageList *imageList = wxTheFileIconsTable->GetSmallImageList();
 386
 387     SetImageList( imageList, wxIMAGE_LIST_SMALL );
 388
 389     m_showHidden = showHidden;
 390
 391     m_sort_foward = 1;
 392     m_sort_field = wxFileData::FileList_Name;
 393
 394     m_dirName = wxT("*");
 395
 396     if (style & wxLC_REPORT)
 397         ChangeToReportMode();
 398 }
 399
 400 void wxFileCtrl::ChangeToListMode()
 401 {
 402     ClearAll();
 403     SetSingleStyle( wxLC_LIST );
 404     UpdateFiles();
 405 }
 406
 407 void wxFileCtrl::ChangeToReportMode()
 408 {
 409     ClearAll();
 410     SetSingleStyle( wxLC_REPORT );
 411
 412     // do this since WIN32 does mm/dd/yy UNIX does mm/dd/yyyy
 413     // don't hardcode since mm/dd is dd/mm elsewhere
 414     int w, h;
 415     wxDateTime dt(22, wxDateTime::Dec, 2002, 22, 22, 22);
 416     wxString txt = dt.FormatDate() + wxT("22") + dt.Format(wxT("%I:%M:%S %p"));
 417     GetTextExtent(txt, &w, &h);
 418
 419     InsertColumn( 0, _("Name"), wxLIST_FORMAT_LEFT, w );
 420     InsertColumn( 1, _("Size"), wxLIST_FORMAT_LEFT, w/2 );
 421     InsertColumn( 2, _("Type"), wxLIST_FORMAT_LEFT, w/2 );
 422     InsertColumn( 3, _("Modified"), wxLIST_FORMAT_LEFT, w );
 423 #if defined(__UNIX__)
 424     GetTextExtent(wxT("Permissions 2"), &w, &h);
 425     InsertColumn( 4, _("Permissions"), wxLIST_FORMAT_LEFT, w );
 426 #elif defined(__WIN32__)
 427     GetTextExtent(wxT("Attributes 2"), &w, &h);
 428     InsertColumn( 4, _("Attributes"), wxLIST_FORMAT_LEFT, w );
 429 #endif
 430
 431     UpdateFiles();
 432 }
 433
 434 void wxFileCtrl::ChangeToSmallIconMode()
 435 {
 436     ClearAll();
 437     SetSingleStyle( wxLC_SMALL_ICON );
 438     UpdateFiles();
 439 }
 440
 441 void wxFileCtrl::ShowHidden( bool show )
 442 {
 443     m_showHidden = show;
 444     UpdateFiles();
 445 }
 446
 447 long wxFileCtrl::Add( wxFileData *fd, wxListItem &item )
 448 {
 449     long ret = -1;
 450     item.m_mask = wxLIST_MASK_TEXT + wxLIST_MASK_DATA + wxLIST_MASK_IMAGE;
 451     fd->MakeItem( item );
 452     long my_style = GetWindowStyleFlag();
 453     if (my_style & wxLC_REPORT)
 454     {
 455         ret = InsertItem( item );
 456         for (int i = 1; i < wxFileData::FileList_Max; i++)
 457             SetItem( item.m_itemId, i, fd->GetEntry((wxFileData::fileListFieldType)i) );
 458     }
 459     else if ((my_style & wxLC_LIST) || (my_style & wxLC_SMALL_ICON))
 460     {
 461         ret = InsertItem( item );
 462     }
 463     return ret;
 464 }
 465
 466 void wxFileCtrl::UpdateItem(const wxListItem &item)
 467 {
 468     wxFileData *fd = (wxFileData*)GetItemData(item);
 469     wxCHECK_RET(fd, wxT("invalid filedata"));
 470
 471     fd->ReadData();
 472
 473     SetItemText(item, fd->GetFileName());
 474     SetItemImage(item, fd->GetImageId(), fd->GetImageId());
 475
 476     if (GetWindowStyleFlag() & wxLC_REPORT)
 477     {
 478         for (int i = 1; i < wxFileData::FileList_Max; i++)
 479             SetItem( item.m_itemId, i, fd->GetEntry((wxFileData::fileListFieldType)i) );
 480     }
 481 }
 482
 483 void wxFileCtrl::UpdateFiles()
 484 {
 485     // don't do anything before ShowModal() call which sets m_dirName
 486     if ( m_dirName == wxT("*") )
 487         return;
 488
 489     wxBusyCursor bcur; // this may take a while...
 490
 491     FreeAllItemsData();
 492     DeleteAllItems();
 493
 494     wxListItem item;
 495     item.m_itemId = 0;
 496     item.m_col = 0;
 497
 498 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXMAC__) || defined(__OS2__)
 499     if ( IsTopMostDir(m_dirName) )
 500         {
 501         wxArrayString names, paths;
 502         wxArrayInt icons;
 503         size_t n, count = wxGetAvailableDrives(paths, names, icons);
 504
 505         for (n=0; n<count; n++)
 506             {
 507             wxFileData *fd = new wxFileData(paths[n], names[n], wxFileData::is_drive, icons[n]);
 508                 Add(fd, item);
 509                 item.m_itemId++;
 510             }
 511         }
 512     else
 513 #endif // defined(__DOS__) || defined(__WINDOWS__)
 514     {
 515         // Real directory...
 516         if ( !IsTopMostDir(m_dirName) )
 517         {
 518             wxString p(wxPathOnly(m_dirName));
 519 #if defined(__UNIX__) && !defined(__OS2__)
 520             if (p.IsEmpty()) p = wxT("/");
 521 #endif // __UNIX__
 522             wxFileData *fd = new wxFileData(p, wxT(".."), wxFileData::is_dir, wxFileIconsTable::folder);
 523             Add(fd, item);
 524             item.m_itemId++;
 525         }
 526
 527         wxString dirname(m_dirName);
 528 #if defined(__DOS__) || defined(__WINDOWS__) || defined(__OS2__)
 529         if (dirname.length() == 2 && dirname[1u] == wxT(':'))
 530             dirname << wxT('\\');
 531 #endif // defined(__DOS__) || defined(__WINDOWS__) || defined(__OS2__)
 532         wxDir dir(dirname);
 533
 534         if ( dir.IsOpened() )
 535         {
 536             wxString dirPrefix(dirname);
 537             if (dirPrefix.Last() != wxFILE_SEP_PATH)
 538                 dirPrefix += wxFILE_SEP_PATH;
 539
 540             int hiddenFlag = m_showHidden ? wxDIR_HIDDEN : 0;
 541
 542             bool cont;
 543             wxString f;
 544
 545             // Get the directories first (not matched against wildcards):
 546             cont = dir.GetFirst(&f, wxEmptyString, wxDIR_DIRS | hiddenFlag);
 547             while (cont)
 548             {
 549                 wxFileData *fd = new wxFileData(dirPrefix + f, f, wxFileData::is_dir, wxFileIconsTable::folder);
 550                 Add(fd, item);
 551                 item.m_itemId++;
 552                 cont = dir.GetNext(&f);
 553             }
 554
 555             // Tokenize the wildcard string, so we can handle more than 1
 556             // search pattern in a wildcard.
 557             wxStringTokenizer tokenWild(m_wild, wxT(";"));
 558             while ( tokenWild.HasMoreTokens() )
 559             {
 560                 cont = dir.GetFirst(&f, tokenWild.GetNextToken(),
 561                                         wxDIR_FILES | hiddenFlag);
 562                 while (cont)
 563                 {
 564                     wxFileData *fd = new wxFileData(dirPrefix + f, f, wxFileData::is_file, wxFileIconsTable::file);
 565                     Add(fd, item);
 566                     item.m_itemId++;
 567                     cont = dir.GetNext(&f);
 568                 }
 569             }
 570         }
 571     }
 572
 573     SortItems(m_sort_field, m_sort_foward);
 574 }
 575
 576 void wxFileCtrl::SetWild( const wxString &wild )
 577 {
 578     if (wild.Find(wxT('|')) != wxNOT_FOUND)
 579         return;
 580
 581     m_wild = wild;
 582     UpdateFiles();
 583 }
 584
 585 void wxFileCtrl::MakeDir()
 586 {
 587     wxString new_name( _("NewName") );
 588     wxString path( m_dirName );
 589     path += wxFILE_SEP_PATH;
 590     path += new_name;
 591     if (wxFileExists(path))
 592     {
 593         // try NewName0, NewName1 etc.
 594         int i = 0;
 595         do {
 596             new_name = _("NewName");
 597             wxString num;
 598             num.Printf( wxT("%d"), i );
 599             new_name += num;
 600
 601             path = m_dirName;
 602             path += wxFILE_SEP_PATH;
 603             path += new_name;
 604             i++;
 605         } while (wxFileExists(path));
 606     }
 607
 608     wxLogNull log;
 609     if (!wxMkdir(path))
 610     {
 611         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 612         dialog.ShowModal();
 613         return;
 614     }
 615
 616     wxFileData *fd = new wxFileData( path, new_name, wxFileData::is_dir, wxFileIconsTable::folder );
 617     wxListItem item;
 618     item.m_itemId = 0;
 619     item.m_col = 0;
 620     long id = Add( fd, item );
 621
 622     if (id != -1)
 623     {
 624         SortItems(m_sort_field, m_sort_foward);
 625         id = FindItem( 0, (long)fd );
 626         EnsureVisible( id );
 627         EditLabel( id );
 628     }
 629 }
 630
 631 void wxFileCtrl::GoToParentDir()
 632 {
 633     if (!IsTopMostDir(m_dirName))
 634     {
 635         size_t len = m_dirName.Len();
 636         if (wxEndsWithPathSeparator(m_dirName))
 637             m_dirName.Remove( len-1, 1 );
 638         wxString fname( wxFileNameFromPath(m_dirName) );
 639         m_dirName = wxPathOnly( m_dirName );
 640 #if defined(__DOS__) || defined(__WINDOWS__) || defined(__OS2__)
 641         if (!m_dirName.IsEmpty())
 642         {
 643             if (m_dirName.Last() == wxT('.'))
 644                 m_dirName = wxT("");
 645         }
 646 #elif defined(__UNIX__)
 647         if (m_dirName.IsEmpty())
 648             m_dirName = wxT("/");
 649 #endif
 650         UpdateFiles();
 651         long id = FindItem( 0, fname );
 652         if (id != -1)
 653         {
 654             SetItemState( id, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
 655             EnsureVisible( id );
 656         }
 657     }
 658 }
 659
 660 void wxFileCtrl::GoToHomeDir()
 661 {
 662     wxString s = wxGetUserHome( wxString() );
 663     GoToDir(s);
 664 }
 665
 666 void wxFileCtrl::GoToDir( const wxString &dir )
 667 {
 668     if (!wxDirExists(dir)) return;
 669
 670     m_dirName = dir;
 671     UpdateFiles();
 672     SetItemState( 0, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
 673     EnsureVisible( 0 );
 674 }
 675
 676 void wxFileCtrl::FreeItemData(const wxListItem& item)
 677 {
 678     wxFileData *fd = (wxFileData*)item.m_data;
 679     delete fd;
 680 }
 681
 682 void wxFileCtrl::OnListDeleteItem( wxListEvent &event )
 683 {
 684     FreeItemData(event.m_item);
 685 }
 686
 687 void wxFileCtrl::FreeAllItemsData()
 688 {
 689     wxListItem item;
 690     item.m_mask = wxLIST_MASK_DATA;
 691
 692     item.m_itemId = GetNextItem( -1, wxLIST_NEXT_ALL );
 693     while ( item.m_itemId != -1 )
 694     {
 695         GetItem( item );
 696         FreeItemData(item);
 697         item.m_itemId = GetNextItem( item.m_itemId, wxLIST_NEXT_ALL );
 698     }
 699 }
 700
 701 void wxFileCtrl::OnListEndLabelEdit( wxListEvent &event )
 702 {
 703     wxFileData *fd = (wxFileData*)event.m_item.m_data;
 704     wxASSERT( fd );
 705
 706     if ((event.GetLabel().IsEmpty()) ||
 707         (event.GetLabel() == _(".")) ||
 708         (event.GetLabel() == _("..")) ||
 709         (event.GetLabel().First( wxFILE_SEP_PATH ) != wxNOT_FOUND))
 710     {
 711         wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
 712         dialog.ShowModal();
 713         event.Veto();
 714         return;
 715     }
 716
 717     wxString new_name( wxPathOnly( fd->GetFilePath() ) );
 718     new_name += wxFILE_SEP_PATH;
 719     new_name += event.GetLabel();
 720
 721     wxLogNull log;
 722
 723     if (wxFileExists(new_name))
 724     {
 725         wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
 726         dialog.ShowModal();
 727         event.Veto();
 728     }
 729
 730     if (wxRenameFile(fd->GetFilePath(),new_name))
 731     {
 732         fd->SetNewName( new_name, event.GetLabel() );
 733         SetItemState( event.GetItem(), wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
 734         UpdateItem( event.GetItem() );
 735         EnsureVisible( event.GetItem() );
 736     }
 737     else
 738     {
 739         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 740         dialog.ShowModal();
 741         event.Veto();
 742     }
 743 }
 744
 745 void wxFileCtrl::OnListColClick( wxListEvent &event )
 746 {
 747     int col = event.GetColumn();
 748
 749     switch (col)
 750     {
 751         case wxFileData::FileList_Name :
 752         case wxFileData::FileList_Size :
 753         case wxFileData::FileList_Type :
 754         case wxFileData::FileList_Time : break;
 755         default : return;
 756     }
 757
 758     if ((wxFileData::fileListFieldType)col == m_sort_field)
 759         m_sort_foward = !m_sort_foward;
 760     else
 761         m_sort_field = (wxFileData::fileListFieldType)col;
 762
 763     SortItems(m_sort_field, m_sort_foward);
 764 }
 765
 766 void wxFileCtrl::SortItems(wxFileData::fileListFieldType field, bool foward)
 767 {
 768     m_sort_field = field;
 769     m_sort_foward = foward;
 770     long sort_dir = foward ? 1 : -1;
 771
 772     switch (m_sort_field)
 773     {
 774         case wxFileData::FileList_Name :
 775         {
 776             wxListCtrl::SortItems((wxListCtrlCompare)wxFileDataNameCompare, sort_dir);
 777             break;
 778         }
 779         case wxFileData::FileList_Size :
 780         {
 781              wxListCtrl::SortItems((wxListCtrlCompare)wxFileDataSizeCompare, sort_dir);
 782             break;
 783         }
 784         case wxFileData::FileList_Type :
 785         {
 786              wxListCtrl::SortItems((wxListCtrlCompare)wxFileDataTypeCompare, sort_dir);
 787              break;
 788         }
 789         case wxFileData::FileList_Time :
 790         {
 791              wxListCtrl::SortItems((wxListCtrlCompare)wxFileDataTimeCompare, sort_dir);
 792              break;
 793         }
 794         default : break;
 795     }
 796 }
 797
 798 wxFileCtrl::~wxFileCtrl()
 799 {
 800     FreeAllItemsData();
 801 }
 802
 803 //-----------------------------------------------------------------------------
 804 // wxGenericFileDialog
 805 //-----------------------------------------------------------------------------
 806
 807 #define  ID_LIST_MODE     (wxID_FILEDLGG    )
 808 #define  ID_REPORT_MODE   (wxID_FILEDLGG + 1)
 809 #define  ID_UP_DIR        (wxID_FILEDLGG + 5)
 810 #define  ID_PARENT_DIR    (wxID_FILEDLGG + 6)
 811 #define  ID_NEW_DIR       (wxID_FILEDLGG + 7)
 812 #define  ID_CHOICE        (wxID_FILEDLGG + 8)
 813 #define  ID_TEXT          (wxID_FILEDLGG + 9)
 814 #define  ID_LIST_CTRL     (wxID_FILEDLGG + 10)
 815 #define  ID_ACTIVATED     (wxID_FILEDLGG + 11)
 816 #define  ID_CHECK         (wxID_FILEDLGG + 12)
 817
 818 IMPLEMENT_DYNAMIC_CLASS(wxGenericFileDialog, wxFileDialogBase)
 819
 820 BEGIN_EVENT_TABLE(wxGenericFileDialog,wxDialog)
 821         EVT_BUTTON(ID_LIST_MODE, wxGenericFileDialog::OnList)
 822         EVT_BUTTON(ID_REPORT_MODE, wxGenericFileDialog::OnReport)
 823         EVT_BUTTON(ID_UP_DIR, wxGenericFileDialog::OnUp)
 824         EVT_BUTTON(ID_PARENT_DIR, wxGenericFileDialog::OnHome)
 825         EVT_BUTTON(ID_NEW_DIR, wxGenericFileDialog::OnNew)
 826         EVT_BUTTON(wxID_OK, wxGenericFileDialog::OnListOk)
 827         EVT_LIST_ITEM_SELECTED(ID_LIST_CTRL, wxGenericFileDialog::OnSelected)
 828         EVT_LIST_ITEM_ACTIVATED(ID_LIST_CTRL, wxGenericFileDialog::OnActivated)
 829         EVT_CHOICE(ID_CHOICE,wxGenericFileDialog::OnChoiceFilter)
 830         EVT_TEXT_ENTER(ID_TEXT,wxGenericFileDialog::OnTextEnter)
 831         EVT_TEXT(ID_TEXT,wxGenericFileDialog::OnTextChange)
 832         EVT_CHECKBOX(ID_CHECK,wxGenericFileDialog::OnCheck)
 833 END_EVENT_TABLE()
 834
 835 long wxGenericFileDialog::ms_lastViewStyle = wxLC_LIST;
 836 bool wxGenericFileDialog::ms_lastShowHidden = FALSE;
 837
 838 wxGenericFileDialog::wxGenericFileDialog()
 839 {
 840 }
 841
 842 wxGenericFileDialog::wxGenericFileDialog(wxWindow *parent,
 843                            const wxString& message,
 844                            const wxString& defaultDir,
 845                            const wxString& defaultFile,
 846                            const wxString& wildCard,
 847                            long style,
 848                            const wxPoint& pos )
 849                     :wxFileDialogBase(parent, message, defaultDir, defaultFile, wildCard, style, pos)
 850 {
 851     wxDialog::Create( parent, -1, message, pos, wxDefaultSize,
 852                       wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER );
 853
 854     if (wxConfig::Get(FALSE))
 855     {
 856         wxConfig::Get()->Read(wxT("/wxWindows/wxFileDialog/ViewStyle"),
 857                               &ms_lastViewStyle);
 858         wxConfig::Get()->Read(wxT("/wxWindows/wxFileDialog/ShowHidden"),
 859                               &ms_lastShowHidden);
 860     }
 861
 862     if (m_dialogStyle == 0)
 863         m_dialogStyle = wxOPEN;
 864     if ((m_dialogStyle & wxMULTIPLE ) && !(m_dialogStyle & wxOPEN))
 865         m_dialogStyle |= wxOPEN;
 866
 867     if ((m_dir.empty()) || (m_dir == wxT(".")))
 868     {
 869         m_dir = wxGetCwd();
 870     }
 871
 872     size_t len = m_dir.Len();
 873     if ((len > 1) && (wxEndsWithPathSeparator(m_dir)))
 874         m_dir.Remove( len-1, 1 );
 875
 876     m_path = m_dir;
 877     m_path += wxFILE_SEP_PATH;
 878     m_path += defaultFile;
 879     m_filterExtension = wxEmptyString;
 880
 881     // interpret wildcards
 882     wxArrayString wildDescriptions, wildFilters;
 883     if ( !ParseWildcard(m_wildCard, wildDescriptions, wildFilters) )
 884     {
 885         wxFAIL_MSG( wxT("Wrong file type description") );
 886     }
 887
 888     // layout
 889
 890     bool is_pda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA);
 891
 892     wxBoxSizer *mainsizer = new wxBoxSizer( wxVERTICAL );
 893
 894     wxBoxSizer *buttonsizer = new wxBoxSizer( wxHORIZONTAL );
 895
 896     wxBitmapButton *but;
 897
 898     but = new wxBitmapButton(this, ID_LIST_MODE,
 899                              wxArtProvider::GetBitmap(wxART_LIST_VIEW, wxART_CMN_DIALOG));
 900 #if wxUSE_TOOLTIPS
 901     but->SetToolTip( _("View files as a list view") );
 902 #endif
 903     buttonsizer->Add( but, 0, wxALL, 5 );
 904
 905     but = new wxBitmapButton(this, ID_REPORT_MODE,
 906                              wxArtProvider::GetBitmap(wxART_REPORT_VIEW, wxART_CMN_DIALOG));
 907 #if wxUSE_TOOLTIPS
 908     but->SetToolTip( _("View files as a detailed view") );
 909 #endif
 910     buttonsizer->Add( but, 0, wxALL, 5 );
 911
 912     buttonsizer->Add( 30, 5, 1 );
 913
 914     m_upDirButton = new wxBitmapButton(this, ID_UP_DIR,
 915                            wxArtProvider::GetBitmap(wxART_GO_DIR_UP, wxART_CMN_DIALOG));
 916 #if wxUSE_TOOLTIPS
 917     m_upDirButton->SetToolTip( _("Go to parent directory") );
 918 #endif
 919     buttonsizer->Add( m_upDirButton, 0, wxALL, 5 );
 920
 921 #ifndef __DOS__ // VS: Home directory is meaningless in MS-DOS...
 922     but = new wxBitmapButton(this, ID_PARENT_DIR,
 923                              wxArtProvider::GetBitmap(wxART_GO_HOME, wxART_CMN_DIALOG));
 924 #if wxUSE_TOOLTIPS
 925     but->SetToolTip( _("Go to home directory") );
 926 #endif
 927     buttonsizer->Add( but, 0, wxALL, 5);
 928
 929     buttonsizer->Add( 20, 20 );
 930 #endif //!__DOS__
 931
 932     m_newDirButton = new wxBitmapButton(this, ID_NEW_DIR,
 933                            wxArtProvider::GetBitmap(wxART_NEW_DIR, wxART_CMN_DIALOG));
 934 #if wxUSE_TOOLTIPS
 935     m_newDirButton->SetToolTip( _("Create new directory") );
 936 #endif
 937     buttonsizer->Add( m_newDirButton, 0, wxALL, 5 );
 938
 939     if (is_pda)
 940         mainsizer->Add( buttonsizer, 0, wxALL | wxEXPAND, 0 );
 941     else
 942         mainsizer->Add( buttonsizer, 0, wxALL | wxEXPAND, 5 );
 943
 944     wxBoxSizer *staticsizer = new wxBoxSizer( wxHORIZONTAL );
 945     if (is_pda)
 946         staticsizer->Add( new wxStaticText( this, -1, _("Current directory:") ), 0, wxRIGHT, 10 );
 947     m_static = new wxStaticText( this, -1, m_dir );
 948     staticsizer->Add( m_static, 1 );
 949     mainsizer->Add( staticsizer, 0, wxEXPAND | wxLEFT|wxRIGHT|wxBOTTOM, 10 );
 950
 951     long style2 = ms_lastViewStyle | wxSUNKEN_BORDER;
 952     if ( !(m_dialogStyle & wxMULTIPLE) )
 953         style2 |= wxLC_SINGLE_SEL;
 954
 955     m_list = new wxFileCtrl( this, ID_LIST_CTRL,
 956                              wildFilters[0], ms_lastShowHidden,
 957                              wxDefaultPosition, wxSize(540,200),
 958                              style2);
 959
 960     if (is_pda)
 961     {
 962         // PDAs have a different screen layout
 963         mainsizer->Add( m_list, 1, wxEXPAND | wxLEFT|wxRIGHT, 5 );
 964
 965         wxBoxSizer *choicesizer = new wxBoxSizer( wxHORIZONTAL );
 966         m_choice = new wxChoice( this, ID_CHOICE );
 967         choicesizer->Add( m_choice, 1, wxCENTER|wxALL, 5 );
 968         mainsizer->Add( choicesizer, 0, wxEXPAND );
 969
 970         wxBoxSizer *textsizer = new wxBoxSizer( wxHORIZONTAL );
 971         m_text = new wxTextCtrl( this, ID_TEXT, m_fileName, wxDefaultPosition, wxDefaultSize, wxPROCESS_ENTER );
 972         textsizer->Add( m_text, 1, wxCENTER | wxALL, 5 );
 973         mainsizer->Add( textsizer, 0, wxEXPAND );
 974
 975         m_check = new wxCheckBox( this, ID_CHECK, _("Show hidden files") );
 976         m_check->SetValue( ms_lastShowHidden );
 977         textsizer->Add( m_check, 0, wxCENTER|wxALL, 5 );
 978
 979         buttonsizer = new wxBoxSizer( wxHORIZONTAL );
 980         buttonsizer->Add( new wxButton( this, wxID_OK, _("OK") ), 0, wxCENTER | wxALL, 5 );
 981         buttonsizer->Add( new wxButton( this, wxID_CANCEL, _("Cancel") ), 0, wxCENTER | wxALL, 5 );
 982         mainsizer->Add( buttonsizer, 0, wxALIGN_RIGHT );
 983     }
 984     else
 985     {
 986         mainsizer->Add( m_list, 1, wxEXPAND | wxLEFT|wxRIGHT, 10 );
 987
 988         wxBoxSizer *textsizer = new wxBoxSizer( wxHORIZONTAL );
 989         m_text = new wxTextCtrl( this, ID_TEXT, m_fileName, wxDefaultPosition, wxDefaultSize, wxPROCESS_ENTER );
 990         textsizer->Add( m_text, 1, wxCENTER | wxLEFT|wxRIGHT|wxTOP, 10 );
 991         textsizer->Add( new wxButton( this, wxID_OK, _("OK") ), 0, wxCENTER | wxLEFT|wxRIGHT|wxTOP, 10 );
 992         mainsizer->Add( textsizer, 0, wxEXPAND );
 993
 994         wxBoxSizer *choicesizer = new wxBoxSizer( wxHORIZONTAL );
 995         m_choice = new wxChoice( this, ID_CHOICE );
 996         choicesizer->Add( m_choice, 1, wxCENTER|wxALL, 10 );
 997         m_check = new wxCheckBox( this, ID_CHECK, _("Show hidden files") );
 998         m_check->SetValue( ms_lastShowHidden );
 999         choicesizer->Add( m_check, 0, wxCENTER|wxALL, 10 );
1000         choicesizer->Add( new wxButton( this, wxID_CANCEL, _("Cancel") ), 0, wxCENTER | wxALL, 10 );
1001         mainsizer->Add( choicesizer, 0, wxEXPAND );
1002     }
1003
1004     for (size_t n=0; n<wildFilters.GetCount(); n++)
1005     {
1006         m_choice->Append( wildDescriptions[n], (void*) new wxString( wildFilters[n] ) );
1007     }
1008     SetFilterIndex( 0 );
1009
1010     SetAutoLayout( TRUE );
1011     SetSizer( mainsizer );
1012
1013     mainsizer->Fit( this );
1014     mainsizer->SetSizeHints( this );
1015
1016     Centre( wxBOTH );
1017
1018     m_text->SetFocus();
1019 }
1020
1021 wxGenericFileDialog::~wxGenericFileDialog()
1022 {
1023     if (wxConfig::Get(FALSE))
1024     {
1025         wxConfig::Get()->Write(wxT("/wxWindows/wxFileDialog/ViewStyle"),
1026                                ms_lastViewStyle);
1027         wxConfig::Get()->Write(wxT("/wxWindows/wxFileDialog/ShowHidden"),
1028                                ms_lastShowHidden);
1029     }
1030
1031     const int count = m_choice->GetCount();
1032     for ( int i = 0; i < count; i++ )
1033     {
1034         delete (wxString *)m_choice->GetClientData(i);
1035     }
1036 }
1037
1038 int wxGenericFileDialog::ShowModal()
1039 {
1040     m_list->GoToDir(m_dir);
1041     UpdateControls();
1042     m_text->SetValue(m_fileName);
1043
1044     return wxDialog::ShowModal();
1045 }
1046
1047 void wxGenericFileDialog::DoSetFilterIndex(int filterindex)
1048 {
1049     wxString *str = (wxString*) m_choice->GetClientData( filterindex );
1050     m_list->SetWild( *str );
1051     m_filterIndex = filterindex;
1052     if ( str->Left(2) == wxT("*.") )
1053     {
1054         m_filterExtension = str->Mid(1);
1055         if (m_filterExtension == _T(".*"))
1056             m_filterExtension.clear();
1057     }
1058     else
1059     {
1060         m_filterExtension.clear();
1061     }
1062 }
1063
1064 void wxGenericFileDialog::SetFilterIndex( int filterindex )
1065 {
1066     m_choice->SetSelection( filterindex );
1067
1068     DoSetFilterIndex(filterindex);
1069 }
1070
1071 void wxGenericFileDialog::OnChoiceFilter( wxCommandEvent &event )
1072 {
1073     DoSetFilterIndex((int)event.GetInt());
1074 }
1075
1076 void wxGenericFileDialog::OnCheck( wxCommandEvent &event )
1077 {
1078     m_list->ShowHidden( (ms_lastShowHidden = event.GetInt() != 0) );
1079 }
1080
1081 void wxGenericFileDialog::OnActivated( wxListEvent &event )
1082 {
1083     HandleAction( event.m_item.m_text );
1084 }
1085
1086 void wxGenericFileDialog::OnTextEnter( wxCommandEvent &WXUNUSED(event) )
1087 {
1088     wxCommandEvent cevent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK);
1089     cevent.SetEventObject( this );
1090     GetEventHandler()->ProcessEvent( cevent );
1091 }
1092
1093 static bool ignoreChanges = FALSE;
1094
1095 void wxGenericFileDialog::OnTextChange( wxCommandEvent &WXUNUSED(event) )
1096 {
1097     if (!ignoreChanges)
1098     {
1099         // Clear selections.  Otherwise when the user types in a value they may
1100         // not get the file whose name they typed.
1101         if (m_list->GetSelectedItemCount() > 0)
1102         {
1103             long item = m_list->GetNextItem(-1, wxLIST_NEXT_ALL,
1104                 wxLIST_STATE_SELECTED);
1105             while ( item != -1 )
1106             {
1107                 m_list->SetItemState(item,0, wxLIST_STATE_SELECTED);
1108                 item = m_list->GetNextItem(item, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
1109             }
1110         }
1111     }
1112 }
1113
1114 void wxGenericFileDialog::OnSelected( wxListEvent &event )
1115 {
1116     wxString filename( event.m_item.m_text );
1117     if (filename == wxT("..")) return;
1118
1119     wxString dir = m_list->GetDir();
1120     if (!IsTopMostDir(dir))
1121         dir += wxFILE_SEP_PATH;
1122     dir += filename;
1123     if (wxDirExists(dir)) return;
1124
1125     ignoreChanges = TRUE;
1126     m_text->SetValue( filename );
1127     ignoreChanges = FALSE;
1128 }
1129
1130 void wxGenericFileDialog::HandleAction( const wxString &fn )
1131 {
1132     wxString filename( fn );
1133     wxString dir = m_list->GetDir();
1134     if (filename.IsEmpty()) return;
1135     if (filename == wxT(".")) return;
1136
1137     // "some/place/" means they want to chdir not try to load "place"
1138     bool want_dir = filename.Last() == wxFILE_SEP_PATH;
1139     if (want_dir)
1140         filename = filename.RemoveLast();
1141
1142     if (filename == wxT(".."))
1143     {
1144         m_list->GoToParentDir();
1145         m_list->SetFocus();
1146         UpdateControls();
1147         return;
1148     }
1149
1150 #ifdef __UNIX__
1151     if (filename == wxT("~"))
1152     {
1153         m_list->GoToHomeDir();
1154         m_list->SetFocus();
1155         UpdateControls();
1156         return;
1157     }
1158
1159     if (filename.BeforeFirst(wxT('/')) == wxT("~"))
1160     {
1161         filename = wxGetUserHome() + filename.Remove(0, 1);
1162     }
1163 #endif // __UNIX__
1164
1165     if ((filename.Find(wxT('*')) != wxNOT_FOUND) ||
1166         (filename.Find(wxT('?')) != wxNOT_FOUND))
1167     {
1168         if (filename.Find(wxFILE_SEP_PATH) != wxNOT_FOUND)
1169         {
1170             wxMessageBox(_("Illegal file specification."), _("Error"), wxOK | wxICON_ERROR );
1171             return;
1172         }
1173         m_list->SetWild( filename );
1174         return;
1175     }
1176
1177     if (!IsTopMostDir(dir))
1178         dir += wxFILE_SEP_PATH;
1179     if (!wxIsAbsolutePath(filename))
1180     {
1181         dir += filename;
1182         filename = dir;
1183     }
1184
1185     if (wxDirExists(filename))
1186     {
1187         m_list->GoToDir( filename );
1188         UpdateControls();
1189         return;
1190     }
1191
1192     // they really wanted a dir, but it doesn't exist
1193     if (want_dir)
1194     {
1195         wxMessageBox(_("Directory doesn't exist."), _("Error"),
1196                      wxOK | wxICON_ERROR );
1197         return;
1198     }
1199
1200     // append the default extension to the filename if it doesn't have any
1201     //
1202     // VZ: the logic of testing for !wxFileExists() only for the open file
1203     //     dialog is not entirely clear to me, why don't we allow saving to a
1204     //     file without extension as well?
1205     if ( !(m_dialogStyle & wxOPEN) || !wxFileExists(filename) )
1206     {
1207         filename = AppendExtension(filename, m_filterExtension);
1208     }
1209
1210     // check that the file [doesn't] exist if necessary
1211     if ( (m_dialogStyle & wxSAVE) &&
1212             (m_dialogStyle & wxOVERWRITE_PROMPT) &&
1213                 wxFileExists( filename ) )
1214     {
1215         wxString msg;
1216         msg.Printf( _("File '%s' already exists, do you really want to overwrite it?"), filename.c_str() );
1217
1218         if (wxMessageBox(msg, _("Confirm"), wxYES_NO) != wxYES)
1219             return;
1220     }
1221     else if ( (m_dialogStyle & wxOPEN) &&
1222                 (m_dialogStyle & wxFILE_MUST_EXIST) &&
1223                     !wxFileExists(filename) )
1224     {
1225         wxMessageBox(_("Please choose an existing file."), _("Error"),
1226                      wxOK | wxICON_ERROR );
1227     }
1228
1229     SetPath( filename );
1230
1231     // change to the directory where the user went if asked
1232     if ( m_dialogStyle & wxCHANGE_DIR )
1233     {
1234         wxString cwd;
1235         wxSplitPath(filename, &cwd, NULL, NULL);
1236
1237         if ( cwd != wxGetCwd() )
1238         {
1239             wxSetWorkingDirectory(cwd);
1240         }
1241     }
1242
1243     wxCommandEvent event;
1244     wxDialog::OnOK(event);
1245 }
1246
1247 void wxGenericFileDialog::OnListOk( wxCommandEvent &WXUNUSED(event) )
1248 {
1249     HandleAction( m_text->GetValue() );
1250 }
1251
1252 void wxGenericFileDialog::OnList( wxCommandEvent &WXUNUSED(event) )
1253 {
1254     m_list->ChangeToListMode();
1255     ms_lastViewStyle = wxLC_LIST;
1256     m_list->SetFocus();
1257 }
1258
1259 void wxGenericFileDialog::OnReport( wxCommandEvent &WXUNUSED(event) )
1260 {
1261     m_list->ChangeToReportMode();
1262     ms_lastViewStyle = wxLC_REPORT;
1263     m_list->SetFocus();
1264 }
1265
1266 void wxGenericFileDialog::OnUp( wxCommandEvent &WXUNUSED(event) )
1267 {
1268     m_list->GoToParentDir();
1269     m_list->SetFocus();
1270     UpdateControls();
1271 }
1272
1273 void wxGenericFileDialog::OnHome( wxCommandEvent &WXUNUSED(event) )
1274 {
1275     m_list->GoToHomeDir();
1276     m_list->SetFocus();
1277     UpdateControls();
1278 }
1279
1280 void wxGenericFileDialog::OnNew( wxCommandEvent &WXUNUSED(event) )
1281 {
1282     m_list->MakeDir();
1283 }
1284
1285 void wxGenericFileDialog::SetPath( const wxString& path )
1286 {
1287     // not only set the full path but also update filename and dir
1288     m_path = path;
1289     if ( !path.empty() )
1290     {
1291         wxString ext;
1292         wxSplitPath(path, &m_dir, &m_fileName, &ext);
1293         if (!ext.empty())
1294         {
1295             m_fileName += wxT(".");
1296             m_fileName += ext;
1297         }
1298     }
1299 }
1300
1301 void wxGenericFileDialog::GetPaths( wxArrayString& paths ) const
1302 {
1303     paths.Empty();
1304     if (m_list->GetSelectedItemCount() == 0)
1305     {
1306         paths.Add( GetPath() );
1307         return;
1308     }
1309
1310     paths.Alloc( m_list->GetSelectedItemCount() );
1311
1312     wxString dir = m_list->GetDir();
1313 #ifdef __UNIX__
1314     if (dir != wxT("/"))
1315 #endif
1316         dir += wxFILE_SEP_PATH;
1317
1318     wxListItem item;
1319     item.m_mask = wxLIST_MASK_TEXT;
1320
1321     item.m_itemId = m_list->GetNextItem( -1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED );
1322     while ( item.m_itemId != -1 )
1323     {
1324         m_list->GetItem( item );
1325         paths.Add( dir + item.m_text );
1326         item.m_itemId = m_list->GetNextItem( item.m_itemId,
1327             wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED );
1328     }
1329 }
1330
1331 void wxGenericFileDialog::GetFilenames(wxArrayString& files) const
1332 {
1333     files.Empty();
1334     if (m_list->GetSelectedItemCount() == 0)
1335     {
1336         files.Add( GetFilename() );
1337         return;
1338     }
1339     files.Alloc( m_list->GetSelectedItemCount() );
1340
1341     wxListItem item;
1342     item.m_mask = wxLIST_MASK_TEXT;
1343
1344     item.m_itemId = m_list->GetNextItem( -1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED );
1345     while ( item.m_itemId != -1 )
1346     {
1347         m_list->GetItem( item );
1348         files.Add( item.m_text );
1349         item.m_itemId = m_list->GetNextItem( item.m_itemId,
1350             wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED );
1351     }
1352 }
1353
1354 void wxGenericFileDialog::UpdateControls()
1355 {
1356     wxString dir = m_list->GetDir();
1357     m_static->SetLabel(dir);
1358
1359     bool enable = !IsTopMostDir(dir);
1360     m_upDirButton->Enable(enable);
1361
1362 #if defined(__DOS__) || defined(__WINDOWS__) || defined(__OS2__)
1363     m_newDirButton->Enable(enable);
1364 #endif // defined(__DOS__) || defined(__WINDOWS__) || defined(__OS2__)
1365 }
1366
1367 #ifdef USE_GENERIC_FILEDIALOG
1368
1369 IMPLEMENT_DYNAMIC_CLASS(wxFileDialog, wxGenericFileDialog);
1370
1371 wxFileDialog::wxFileDialog()
1372 {
1373 }
1374
1375 wxFileDialog::wxFileDialog(wxWindow *parent,
1376                            const wxString& message,
1377                            const wxString& defaultDir,
1378                            const wxString& defaultFile,
1379                            const wxString& wildCard,
1380                            long style,
1381                            const wxPoint& pos)
1382           :wxGenericFileDialog(parent, message, defaultDir, defaultFile, wildCard, style, pos)
1383 {
1384 }
1385
1386 #endif // USE_GENERIC_FILEDIALOG
1387
1388 #endif // wxUSE_FILEDLG
1389