src/generic/dirctrlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/dirctrlg.cpp
   3 // Purpose:     wxGenericDirCtrl
   4 // Author:      Harm van der Heijden, Robert Roebling, Julian Smart
   5 // Modified by:
   6 // Created:     12/12/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Harm van der Heijden, Robert Roebling and Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_DIRDLG || wxUSE_FILEDLG
  20
  21 #include "wx/generic/dirctrlg.h"
  22
  23 #ifndef WX_PRECOMP
  24     #include "wx/hash.h"
  25     #include "wx/intl.h"
  26     #include "wx/log.h"
  27     #include "wx/utils.h"
  28     #include "wx/button.h"
  29     #include "wx/icon.h"
  30     #include "wx/settings.h"
  31     #include "wx/msgdlg.h"
  32     #include "wx/choice.h"
  33     #include "wx/textctrl.h"
  34     #include "wx/layout.h"
  35     #include "wx/sizer.h"
  36     #include "wx/textdlg.h"
  37     #include "wx/gdicmn.h"
  38     #include "wx/image.h"
  39     #include "wx/module.h"
  40 #endif
  41
  42 #include "wx/filename.h"
  43 #include "wx/filefn.h"
  44 #include "wx/imaglist.h"
  45 #include "wx/tokenzr.h"
  46 #include "wx/dir.h"
  47 #include "wx/artprov.h"
  48 #include "wx/mimetype.h"
  49
  50 #if wxUSE_STATLINE
  51     #include "wx/statline.h"
  52 #endif
  53
  54 #if defined(__WXMAC__)
  55     #include  "wx/osx/private.h"  // includes mac headers
  56 #endif
  57
  58 #ifdef __WXMSW__
  59 #include <windows.h>
  60 #include "wx/msw/winundef.h"
  61 #include "wx/volume.h"
  62
  63 // FIXME - Mingw32 1.0 has both _getdrive() and _chdrive(). For now, let's assume
  64 //         older releases don't, but it should be verified and the checks modified
  65 //         accordingly.
  66 #if !defined(__GNUWIN32__) || (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
  67 #if !defined(__WXWINCE__)
  68     #include <direct.h>
  69 #endif
  70     #include <stdlib.h>
  71     #include <ctype.h>
  72 #endif
  73
  74 #endif
  75
  76 #if defined(__OS2__) || defined(__DOS__)
  77     #ifdef __OS2__
  78         #define INCL_BASE
  79         #include <os2.h>
  80         #ifndef __EMX__
  81             #include <direct.h>
  82         #endif
  83         #include <stdlib.h>
  84         #include <ctype.h>
  85     #endif
  86 #endif // __OS2__
  87
  88 #if defined(__WXMAC__)
  89 //    #include "MoreFilesX.h"
  90 #endif
  91
  92 #ifdef __BORLANDC__
  93     #include "dos.h"
  94 #endif
  95
  96 extern WXDLLEXPORT_DATA(const char) wxFileSelectorDefaultWildcardStr[];
  97
  98 // If compiled under Windows, this macro can cause problems
  99 #ifdef GetFirstChild
 100 #undef GetFirstChild
 101 #endif
 102
 103 bool wxIsDriveAvailable(const wxString& dirName);
 104
 105 // ----------------------------------------------------------------------------
 106 // wxGetAvailableDrives, for WINDOWS, DOS, OS2, MAC, UNIX (returns "/")
 107 // ----------------------------------------------------------------------------
 108
 109 size_t wxGetAvailableDrives(wxArrayString &paths, wxArrayString &names, wxArrayInt &icon_ids)
 110 {
 111 #ifdef wxHAS_FILESYSTEM_VOLUMES
 112
 113 #ifdef __WXWINCE__
 114     // No logical drives; return "\"
 115     paths.Add(wxT("\\"));
 116     names.Add(wxT("\\"));
 117     icon_ids.Add(wxFileIconsTable::computer);
 118 #elif defined(__WIN32__) && wxUSE_FSVOLUME
 119     // TODO: this code (using wxFSVolumeBase) should be used for all platforms
 120     //       but unfortunately wxFSVolumeBase is not implemented everywhere
 121     const wxArrayString as = wxFSVolumeBase::GetVolumes();
 122
 123     for (size_t i = 0; i < as.GetCount(); i++)
 124     {
 125         wxString path = as[i];
 126         wxFSVolume vol(path);
 127         int imageId;
 128         switch (vol.GetKind())
 129         {
 130             case wxFS_VOL_FLOPPY:
 131                 if ( (path == wxT("a:\\")) || (path == wxT("b:\\")) )
 132                     imageId = wxFileIconsTable::floppy;
 133                 else
 134                     imageId = wxFileIconsTable::removeable;
 135                 break;
 136             case wxFS_VOL_DVDROM:
 137             case wxFS_VOL_CDROM:
 138                 imageId = wxFileIconsTable::cdrom;
 139                 break;
 140             case wxFS_VOL_NETWORK:
 141                 if (path[0] == wxT('\\'))
 142                     continue; // skip "\\computer\folder"
 143                 imageId = wxFileIconsTable::drive;
 144                 break;
 145             case wxFS_VOL_DISK:
 146             case wxFS_VOL_OTHER:
 147             default:
 148                 imageId = wxFileIconsTable::drive;
 149                 break;
 150         }
 151         paths.Add(path);
 152         names.Add(vol.GetDisplayName());
 153         icon_ids.Add(imageId);
 154     }
 155 #elif defined(__OS2__)
 156     APIRET rc;
 157     ULONG ulDriveNum = 0;
 158     ULONG ulDriveMap = 0;
 159     rc = ::DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
 160     if ( rc == 0)
 161     {
 162         size_t i = 0;
 163         while (i < 26)
 164         {
 165             if (ulDriveMap & ( 1 << i ))
 166             {
 167                 const wxString path = wxFileName::GetVolumeString(
 168                                         'A' + i, wxPATH_GET_SEPARATOR);
 169                 const wxString name = wxFileName::GetVolumeString(
 170                                         'A' + i, wxPATH_NO_SEPARATOR);
 171
 172                 // Note: If _filesys is unsupported by some compilers,
 173                 //       we can always replace it by DosQueryFSAttach
 174                 char filesysname[20];
 175 #ifdef __WATCOMC__
 176                 ULONG cbBuffer = sizeof(filesysname);
 177                 PFSQBUFFER2 pfsqBuffer = (PFSQBUFFER2)filesysname;
 178                 APIRET rc = ::DosQueryFSAttach(name.fn_str(),0,FSAIL_QUERYNAME,pfsqBuffer,&cbBuffer);
 179                 if (rc != NO_ERROR)
 180                 {
 181                     filesysname[0] = '\0';
 182                 }
 183 #else
 184                 _filesys(name.fn_str(), filesysname, sizeof(filesysname));
 185 #endif
 186                 /* FAT, LAN, HPFS, CDFS, NFS */
 187                 int imageId;
 188                 if (path == wxT("A:\\") || path == wxT("B:\\"))
 189                     imageId = wxFileIconsTable::floppy;
 190                 else if (!strcmp(filesysname, "CDFS"))
 191                     imageId = wxFileIconsTable::cdrom;
 192                 else if (!strcmp(filesysname, "LAN") ||
 193                          !strcmp(filesysname, "NFS"))
 194                     imageId = wxFileIconsTable::drive;
 195                 else
 196                     imageId = wxFileIconsTable::drive;
 197                 paths.Add(path);
 198                 names.Add(name);
 199                 icon_ids.Add(imageId);
 200             }
 201             i ++;
 202         }
 203     }
 204 #else // !__WIN32__, !__OS2__
 205     /* If we can switch to the drive, it exists. */
 206     for ( char drive = 'A'; drive <= 'Z'; drive++ )
 207     {
 208         const wxString
 209             path = wxFileName::GetVolumeString(drive, wxPATH_GET_SEPARATOR);
 210
 211         if (wxIsDriveAvailable(path))
 212         {
 213             paths.Add(path);
 214             names.Add(wxFileName::GetVolumeString(drive, wxPATH_NO_SEPARATOR));
 215             icon_ids.Add(drive <= 2 ? wxFileIconsTable::floppy
 216                                     : wxFileIconsTable::drive);
 217         }
 218     }
 219 #endif // __WIN32__/!__WIN32__
 220
 221 #elif defined(__WXMAC__) && wxOSX_USE_COCOA_OR_CARBON
 222
 223     ItemCount volumeIndex = 1;
 224     OSErr err = noErr ;
 225
 226     while( noErr == err )
 227     {
 228         HFSUniStr255 volumeName ;
 229         FSRef fsRef ;
 230         FSVolumeInfo volumeInfo ;
 231         err = FSGetVolumeInfo(0, volumeIndex, NULL, kFSVolInfoFlags , &volumeInfo , &volumeName, &fsRef);
 232         if( noErr == err )
 233         {
 234             wxString path = wxMacFSRefToPath( &fsRef ) ;
 235             wxString name = wxMacHFSUniStrToString( &volumeName ) ;
 236
 237             if ( (volumeInfo.flags & kFSVolFlagSoftwareLockedMask) || (volumeInfo.flags & kFSVolFlagHardwareLockedMask) )
 238             {
 239                 icon_ids.Add(wxFileIconsTable::cdrom);
 240             }
 241             else
 242             {
 243                 icon_ids.Add(wxFileIconsTable::drive);
 244             }
 245             // todo other removable
 246
 247             paths.Add(path);
 248             names.Add(name);
 249             volumeIndex++ ;
 250         }
 251     }
 252
 253 #elif defined(__UNIX__) || defined(__WXPALMOS__)
 254     paths.Add(wxT("/"));
 255     names.Add(wxT("/"));
 256     icon_ids.Add(wxFileIconsTable::computer);
 257 #else
 258     #error "Unsupported platform in wxGenericDirCtrl!"
 259 #endif
 260     wxASSERT_MSG( (paths.GetCount() == names.GetCount()), wxT("The number of paths and their human readable names should be equal in number."));
 261     wxASSERT_MSG( (paths.GetCount() == icon_ids.GetCount()), wxT("Wrong number of icons for available drives."));
 262     return paths.GetCount();
 263 }
 264
 265 // ----------------------------------------------------------------------------
 266 // wxIsDriveAvailable
 267 // ----------------------------------------------------------------------------
 268
 269 #if defined(__DOS__)
 270
 271 bool wxIsDriveAvailable(const wxString& dirName)
 272 {
 273     // FIXME_MGL - this method leads to hang up under Watcom for some reason
 274 #ifdef __WATCOMC__
 275     wxUnusedVar(dirName);
 276 #else
 277     if ( dirName.length() == 3 && dirName[1u] == wxT(':') )
 278     {
 279         wxString dirNameLower(dirName.Lower());
 280         // VS: always return true for removable media, since Win95 doesn't
 281         //     like it when MS-DOS app accesses empty floppy drive
 282         return (dirNameLower[0u] == wxT('a') ||
 283                 dirNameLower[0u] == wxT('b') ||
 284                 wxDirExists(dirNameLower));
 285     }
 286     else
 287 #endif
 288         return true;
 289 }
 290
 291 #elif defined(__WINDOWS__) || defined(__OS2__)
 292
 293 int setdrive(int WXUNUSED_IN_WINCE(drive))
 294 {
 295 #ifdef __WXWINCE__
 296     return 0;
 297 #elif defined(__GNUWIN32__) && \
 298     (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 299     return _chdrive(drive);
 300 #else
 301     wxChar  newdrive[4];
 302
 303     if (drive < 1 || drive > 31)
 304         return -1;
 305     newdrive[0] = (wxChar)(wxT('A') + drive - 1);
 306     newdrive[1] = wxT(':');
 307 #ifdef __OS2__
 308     newdrive[2] = wxT('\\');
 309     newdrive[3] = wxT('\0');
 310 #else
 311     newdrive[2] = wxT('\0');
 312 #endif
 313 #if defined(__WXMSW__)
 314     if (::SetCurrentDirectory(newdrive))
 315 #else
 316     // VA doesn't know what LPSTR is and has its own set
 317     if (!DosSetCurrentDir((PSZ)newdrive))
 318 #endif
 319         return 0;
 320     else
 321         return -1;
 322 #endif // !GNUWIN32
 323 }
 324
 325 bool wxIsDriveAvailable(const wxString& WXUNUSED_IN_WINCE(dirName))
 326 {
 327 #ifdef __WXWINCE__
 328     return false;
 329 #else
 330 #ifdef __WIN32__
 331     UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
 332 #endif
 333     bool success = true;
 334
 335     // Check if this is a root directory and if so,
 336     // whether the drive is available.
 337     if (dirName.length() == 3 && dirName[(size_t)1] == wxT(':'))
 338     {
 339         wxString dirNameLower(dirName.Lower());
 340 #if defined(__GNUWIN32__) && !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 341         success = wxDirExists(dirNameLower);
 342 #else
 343         #if defined(__OS2__)
 344         // Avoid changing to drive since no media may be inserted.
 345         if (dirNameLower[(size_t)0] == 'a' || dirNameLower[(size_t)0] == 'b')
 346             return success;
 347         #endif
 348         int currentDrive = _getdrive();
 349         int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
 350         int err = setdrive( thisDrive ) ;
 351         setdrive( currentDrive );
 352
 353         if (err == -1)
 354         {
 355             success = false;
 356         }
 357 #endif
 358     }
 359 #ifdef __WIN32__
 360     (void) SetErrorMode(errorMode);
 361 #endif
 362
 363     return success;
 364 #endif
 365 }
 366 #endif // __WINDOWS__ || __OS2__
 367
 368 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG
 369
 370
 371
 372 #if wxUSE_DIRDLG
 373
 374 // Function which is called by quick sort. We want to override the default wxArrayString behaviour,
 375 // and sort regardless of case.
 376 static int wxCMPFUNC_CONV wxDirCtrlStringCompareFunction(const wxString& strFirst, const wxString& strSecond)
 377 {
 378     return strFirst.CmpNoCase(strSecond);
 379 }
 380
 381 //-----------------------------------------------------------------------------
 382 // wxDirItemData
 383 //-----------------------------------------------------------------------------
 384
 385 wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
 386                              bool isDir)
 387 {
 388     m_path = path;
 389     m_name = name;
 390     /* Insert logic to detect hidden files here
 391      * In UnixLand we just check whether the first char is a dot
 392      * For FileNameFromPath read LastDirNameInThisPath ;-) */
 393     // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
 394     m_isHidden = false;
 395     m_isExpanded = false;
 396     m_isDir = isDir;
 397 }
 398
 399 void wxDirItemData::SetNewDirName(const wxString& path)
 400 {
 401     m_path = path;
 402     m_name = wxFileNameFromPath(path);
 403 }
 404
 405 bool wxDirItemData::HasSubDirs() const
 406 {
 407     if (m_path.empty())
 408         return false;
 409
 410     wxDir dir;
 411     {
 412         wxLogNull nolog;
 413         if ( !dir.Open(m_path) )
 414             return false;
 415     }
 416
 417     return dir.HasSubDirs();
 418 }
 419
 420 bool wxDirItemData::HasFiles(const wxString& WXUNUSED(spec)) const
 421 {
 422     if (m_path.empty())
 423         return false;
 424
 425     wxDir dir;
 426     {
 427         wxLogNull nolog;
 428         if ( !dir.Open(m_path) )
 429             return false;
 430     }
 431
 432     return dir.HasFiles();
 433 }
 434
 435 //-----------------------------------------------------------------------------
 436 // wxGenericDirCtrl
 437 //-----------------------------------------------------------------------------
 438
 439 BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
 440   EVT_TREE_ITEM_EXPANDING     (wxID_TREECTRL, wxGenericDirCtrl::OnExpandItem)
 441   EVT_TREE_ITEM_COLLAPSED     (wxID_TREECTRL, wxGenericDirCtrl::OnCollapseItem)
 442   EVT_TREE_BEGIN_LABEL_EDIT   (wxID_TREECTRL, wxGenericDirCtrl::OnBeginEditItem)
 443   EVT_TREE_END_LABEL_EDIT     (wxID_TREECTRL, wxGenericDirCtrl::OnEndEditItem)
 444   EVT_SIZE                    (wxGenericDirCtrl::OnSize)
 445 END_EVENT_TABLE()
 446
 447 wxGenericDirCtrl::wxGenericDirCtrl(void)
 448 {
 449     Init();
 450 }
 451
 452 void wxGenericDirCtrl::ExpandRoot()
 453 {
 454     ExpandDir(m_rootId); // automatically expand first level
 455
 456     // Expand and select the default path
 457     if (!m_defaultPath.empty())
 458     {
 459         ExpandPath(m_defaultPath);
 460     }
 461 #ifdef __UNIX__
 462     else
 463     {
 464         // On Unix, there's only one node under the (hidden) root node. It
 465         // represents the / path, so the user would always have to expand it;
 466         // let's do it ourselves
 467         ExpandPath( wxT("/") );
 468     }
 469 #endif
 470 }
 471
 472 bool wxGenericDirCtrl::Create(wxWindow *parent,
 473                               const wxWindowID id,
 474                               const wxString& dir,
 475                               const wxPoint& pos,
 476                               const wxSize& size,
 477                               long style,
 478                               const wxString& filter,
 479                               int defaultFilter,
 480                               const wxString& name)
 481 {
 482     if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
 483         return false;
 484
 485     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 486     SetForegroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
 487
 488     Init();
 489
 490     long treeStyle = wxTR_HAS_BUTTONS;
 491
 492     // On Windows CE, if you hide the root, you get a crash when
 493     // attempting to access data for children of the root item.
 494 #ifndef __WXWINCE__
 495     treeStyle |= wxTR_HIDE_ROOT;
 496 #endif
 497
 498 #ifdef __WXGTK20__
 499     treeStyle |= wxTR_NO_LINES;
 500 #endif
 501
 502     if (style & wxDIRCTRL_EDIT_LABELS)
 503         treeStyle |= wxTR_EDIT_LABELS;
 504
 505     if (style & wxDIRCTRL_MULTIPLE)
 506         treeStyle |= wxTR_MULTIPLE;
 507
 508     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 509         treeStyle |= wxNO_BORDER;
 510
 511     m_treeCtrl = CreateTreeCtrl(this, wxID_TREECTRL,
 512                                 wxPoint(0,0), GetClientSize(), treeStyle);
 513
 514     if (!filter.empty())
 515         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL);
 516
 517     m_defaultPath = dir;
 518     m_filter = filter;
 519
 520     if (m_filter.empty())
 521         m_filter = wxFileSelectorDefaultWildcardStr;
 522
 523     SetFilterIndex(defaultFilter);
 524
 525     if (m_filterListCtrl)
 526         m_filterListCtrl->FillFilterList(filter, defaultFilter);
 527
 528     m_treeCtrl->SetImageList(wxTheFileIconsTable->GetSmallImageList());
 529
 530     m_showHidden = false;
 531     wxDirItemData* rootData = new wxDirItemData(wxEmptyString, wxEmptyString, true);
 532
 533     wxString rootName;
 534
 535 #if defined(__WINDOWS__) || defined(__OS2__) || defined(__DOS__)
 536     rootName = _("Computer");
 537 #else
 538     rootName = _("Sections");
 539 #endif
 540
 541     m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
 542     m_treeCtrl->SetItemHasChildren(m_rootId);
 543
 544     ExpandRoot();
 545
 546     SetInitialSize(size);
 547     DoResize();
 548
 549     return true;
 550 }
 551
 552 wxGenericDirCtrl::~wxGenericDirCtrl()
 553 {
 554 }
 555
 556 void wxGenericDirCtrl::Init()
 557 {
 558     m_showHidden = false;
 559     m_currentFilter = 0;
 560     m_currentFilterStr = wxEmptyString; // Default: any file
 561     m_treeCtrl = NULL;
 562     m_filterListCtrl = NULL;
 563 }
 564
 565 wxTreeCtrl* wxGenericDirCtrl::CreateTreeCtrl(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long treeStyle)
 566 {
 567     return new wxTreeCtrl(parent, id, pos, size, treeStyle);
 568 }
 569
 570 void wxGenericDirCtrl::ShowHidden( bool show )
 571 {
 572     if ( m_showHidden == show )
 573         return;
 574
 575     m_showHidden = show;
 576
 577     if ( HasFlag(wxDIRCTRL_MULTIPLE) )
 578     {
 579         wxArrayString paths;
 580         GetPaths(paths);
 581         ReCreateTree();
 582         for ( unsigned n = 0; n < paths.size(); n++ )
 583         {
 584             ExpandPath(paths[n]);
 585         }
 586     }
 587     else
 588     {
 589         wxString path = GetPath();
 590         ReCreateTree();
 591         SetPath(path);
 592     }
 593 }
 594
 595 const wxTreeItemId
 596 wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
 597 {
 598     wxDirItemData *dir_item = new wxDirItemData(path,name,true);
 599
 600     wxTreeItemId id = AppendItem( m_rootId, name, imageId, -1, dir_item);
 601
 602     m_treeCtrl->SetItemHasChildren(id);
 603
 604     return id;
 605 }
 606
 607 void wxGenericDirCtrl::SetupSections()
 608 {
 609     wxArrayString paths, names;
 610     wxArrayInt icons;
 611
 612     size_t n, count = wxGetAvailableDrives(paths, names, icons);
 613
 614 #ifdef __WXGTK20__
 615     wxString home = wxGetHomeDir();
 616     AddSection( home, _("Home directory"), 1);
 617     home += wxT("/Desktop");
 618     AddSection( home, _("Desktop"), 1);
 619 #endif
 620
 621     for (n = 0; n < count; n++)
 622         AddSection(paths[n], names[n], icons[n]);
 623 }
 624
 625 void wxGenericDirCtrl::SetFocus()
 626 {
 627     // we don't need focus ourselves, give it to the tree so that the user
 628     // could navigate it
 629     if (m_treeCtrl)
 630         m_treeCtrl->SetFocus();
 631 }
 632
 633 void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
 634 {
 635     // don't rename the main entry "Sections"
 636     if (event.GetItem() == m_rootId)
 637     {
 638         event.Veto();
 639         return;
 640     }
 641
 642     // don't rename the individual sections
 643     if (m_treeCtrl->GetItemParent( event.GetItem() ) == m_rootId)
 644     {
 645         event.Veto();
 646         return;
 647     }
 648 }
 649
 650 void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
 651 {
 652     if (event.IsEditCancelled())
 653         return;
 654
 655     if ((event.GetLabel().empty()) ||
 656         (event.GetLabel() == wxT(".")) ||
 657         (event.GetLabel() == wxT("..")) ||
 658         (event.GetLabel().Find(wxT('/')) != wxNOT_FOUND) ||
 659         (event.GetLabel().Find(wxT('\\')) != wxNOT_FOUND) ||
 660         (event.GetLabel().Find(wxT('|')) != wxNOT_FOUND))
 661     {
 662         wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
 663         dialog.ShowModal();
 664         event.Veto();
 665         return;
 666     }
 667
 668     wxTreeItemId id = event.GetItem();
 669     wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
 670     wxASSERT( data );
 671
 672     wxString new_name( wxPathOnly( data->m_path ) );
 673     new_name += wxString(wxFILE_SEP_PATH);
 674     new_name += event.GetLabel();
 675
 676     wxLogNull log;
 677
 678     if (wxFileExists(new_name))
 679     {
 680         wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
 681         dialog.ShowModal();
 682         event.Veto();
 683     }
 684
 685     if (wxRenameFile(data->m_path,new_name))
 686     {
 687         data->SetNewDirName( new_name );
 688     }
 689     else
 690     {
 691         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 692         dialog.ShowModal();
 693         event.Veto();
 694     }
 695 }
 696
 697 void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
 698 {
 699     wxTreeItemId parentId = event.GetItem();
 700
 701     // VS: this is needed because the event handler is called from wxTreeCtrl
 702     //     ctor when wxTR_HIDE_ROOT was specified
 703
 704     if (!m_rootId.IsOk())
 705         m_rootId = m_treeCtrl->GetRootItem();
 706
 707     ExpandDir(parentId);
 708 }
 709
 710 void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
 711 {
 712     CollapseDir(event.GetItem());
 713 }
 714
 715 void wxGenericDirCtrl::CollapseDir(wxTreeItemId parentId)
 716 {
 717     wxTreeItemId child;
 718
 719     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 720     if (!data->m_isExpanded)
 721         return;
 722
 723     data->m_isExpanded = false;
 724
 725     m_treeCtrl->Freeze();
 726     if (parentId != m_treeCtrl->GetRootItem())
 727         m_treeCtrl->CollapseAndReset(parentId);
 728     m_treeCtrl->DeleteChildren(parentId);
 729     m_treeCtrl->Thaw();
 730 }
 731
 732 void wxGenericDirCtrl::PopulateNode(wxTreeItemId parentId)
 733 {
 734     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 735
 736     if (data->m_isExpanded)
 737         return;
 738
 739     data->m_isExpanded = true;
 740
 741     if (parentId == m_treeCtrl->GetRootItem())
 742     {
 743         SetupSections();
 744         return;
 745     }
 746
 747     wxASSERT(data);
 748
 749     wxString search,path,filename;
 750
 751     wxString dirName(data->m_path);
 752
 753 #if (defined(__WINDOWS__) && !defined(__WXWINCE__)) || defined(__DOS__) || defined(__OS2__)
 754     // Check if this is a root directory and if so,
 755     // whether the drive is avaiable.
 756     if (!wxIsDriveAvailable(dirName))
 757     {
 758         data->m_isExpanded = false;
 759         //wxMessageBox(wxT("Sorry, this drive is not available."));
 760         return;
 761     }
 762 #endif
 763
 764     // This may take a longish time. Go to busy cursor
 765     wxBusyCursor busy;
 766
 767 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 768     if (dirName.Last() == ':')
 769         dirName += wxString(wxFILE_SEP_PATH);
 770 #endif
 771
 772     wxArrayString dirs;
 773     wxArrayString filenames;
 774
 775     wxDir d;
 776     wxString eachFilename;
 777
 778     wxLogNull log;
 779     d.Open(dirName);
 780
 781     if (d.IsOpened())
 782     {
 783         int style = wxDIR_DIRS;
 784         if (m_showHidden) style |= wxDIR_HIDDEN;
 785         if (d.GetFirst(& eachFilename, wxEmptyString, style))
 786         {
 787             do
 788             {
 789                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 790                 {
 791                     dirs.Add(eachFilename);
 792                 }
 793             }
 794             while (d.GetNext(&eachFilename));
 795         }
 796     }
 797     dirs.Sort(wxDirCtrlStringCompareFunction);
 798
 799     // Now do the filenames -- but only if we're allowed to
 800     if (!HasFlag(wxDIRCTRL_DIR_ONLY))
 801     {
 802         d.Open(dirName);
 803
 804         if (d.IsOpened())
 805         {
 806             int style = wxDIR_FILES;
 807             if (m_showHidden) style |= wxDIR_HIDDEN;
 808             // Process each filter (ex: "JPEG Files (*.jpg;*.jpeg)|*.jpg;*.jpeg")
 809             wxStringTokenizer strTok;
 810             wxString curFilter;
 811             strTok.SetString(m_currentFilterStr,wxT(";"));
 812             while(strTok.HasMoreTokens())
 813             {
 814                 curFilter = strTok.GetNextToken();
 815                 if (d.GetFirst(& eachFilename, curFilter, style))
 816                 {
 817                     do
 818                     {
 819                         if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 820                         {
 821                             filenames.Add(eachFilename);
 822                         }
 823                     }
 824                     while (d.GetNext(& eachFilename));
 825                 }
 826             }
 827         }
 828         filenames.Sort(wxDirCtrlStringCompareFunction);
 829     }
 830
 831     // Now we really know whether we have any children so tell the tree control
 832     // about it.
 833     m_treeCtrl->SetItemHasChildren(parentId, !dirs.empty() || !filenames.empty());
 834
 835     // Add the sorted dirs
 836     size_t i;
 837     for (i = 0; i < dirs.GetCount(); i++)
 838     {
 839         eachFilename = dirs[i];
 840         path = dirName;
 841         if (!wxEndsWithPathSeparator(path))
 842             path += wxString(wxFILE_SEP_PATH);
 843         path += eachFilename;
 844
 845         wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,true);
 846         wxTreeItemId id = AppendItem( parentId, eachFilename,
 847                                       wxFileIconsTable::folder, -1, dir_item);
 848         m_treeCtrl->SetItemImage( id, wxFileIconsTable::folder_open,
 849                                   wxTreeItemIcon_Expanded );
 850
 851         // assume that it does have children by default as it can take a long
 852         // time to really check for this (think remote drives...)
 853         //
 854         // and if we're wrong, we'll correct the icon later if
 855         // the user really tries to open this item
 856         m_treeCtrl->SetItemHasChildren(id);
 857     }
 858
 859     // Add the sorted filenames
 860     if (!HasFlag(wxDIRCTRL_DIR_ONLY))
 861     {
 862         for (i = 0; i < filenames.GetCount(); i++)
 863         {
 864             eachFilename = filenames[i];
 865             path = dirName;
 866             if (!wxEndsWithPathSeparator(path))
 867                 path += wxString(wxFILE_SEP_PATH);
 868             path += eachFilename;
 869             //path = dirName + wxString(wxT("/")) + eachFilename;
 870             wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,false);
 871             int image_id = wxFileIconsTable::file;
 872             if (eachFilename.Find(wxT('.')) != wxNOT_FOUND)
 873                 image_id = wxTheFileIconsTable->GetIconID(eachFilename.AfterLast(wxT('.')));
 874             (void) AppendItem( parentId, eachFilename, image_id, -1, dir_item);
 875         }
 876     }
 877 }
 878
 879 void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
 880 {
 881     // ExpandDir() will not actually expand the tree node, just populate it
 882     PopulateNode(parentId);
 883 }
 884
 885 void wxGenericDirCtrl::ReCreateTree()
 886 {
 887     CollapseDir(m_treeCtrl->GetRootItem());
 888     ExpandRoot();
 889 }
 890
 891 void wxGenericDirCtrl::CollapseTree()
 892 {
 893     wxTreeItemIdValue cookie;
 894     wxTreeItemId child = m_treeCtrl->GetFirstChild(m_rootId, cookie);
 895     while (child.IsOk())
 896     {
 897         CollapseDir(child);
 898         child = m_treeCtrl->GetNextChild(m_rootId, cookie);
 899     }
 900 }
 901
 902 // Find the child that matches the first part of 'path'.
 903 // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 904 // then the child for /usr is returned.
 905 wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
 906 {
 907     wxString path2(path);
 908
 909     // Make sure all separators are as per the current platform
 910     path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
 911     path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
 912
 913     // Append a separator to foil bogus substring matching
 914     path2 += wxString(wxFILE_SEP_PATH);
 915
 916     // In MSW or PM, case is not significant
 917 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 918     path2.MakeLower();
 919 #endif
 920
 921     wxTreeItemIdValue cookie;
 922     wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
 923     while (childId.IsOk())
 924     {
 925         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 926
 927         if (data && !data->m_path.empty())
 928         {
 929             wxString childPath(data->m_path);
 930             if (!wxEndsWithPathSeparator(childPath))
 931                 childPath += wxString(wxFILE_SEP_PATH);
 932
 933             // In MSW and PM, case is not significant
 934 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 935             childPath.MakeLower();
 936 #endif
 937
 938             if (childPath.length() <= path2.length())
 939             {
 940                 wxString path3 = path2.Mid(0, childPath.length());
 941                 if (childPath == path3)
 942                 {
 943                     if (path3.length() == path2.length())
 944                         done = true;
 945                     else
 946                         done = false;
 947                     return childId;
 948                 }
 949             }
 950         }
 951
 952         childId = m_treeCtrl->GetNextChild(parentId, cookie);
 953     }
 954     wxTreeItemId invalid;
 955     return invalid;
 956 }
 957
 958 // Try to expand as much of the given path as possible,
 959 // and select the given tree item.
 960 bool wxGenericDirCtrl::ExpandPath(const wxString& path)
 961 {
 962     bool done = false;
 963     wxTreeItemId id = FindChild(m_rootId, path, done);
 964     wxTreeItemId lastId = id; // The last non-zero id
 965     while (id.IsOk() && !done)
 966     {
 967         ExpandDir(id);
 968
 969         id = FindChild(id, path, done);
 970         if (id.IsOk())
 971             lastId = id;
 972     }
 973     if (!lastId.IsOk())
 974         return false;
 975
 976     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
 977     if (data->m_isDir)
 978     {
 979         m_treeCtrl->Expand(lastId);
 980     }
 981     if (HasFlag(wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
 982     {
 983         // Find the first file in this directory
 984         wxTreeItemIdValue cookie;
 985         wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
 986         bool selectedChild = false;
 987         while (childId.IsOk())
 988         {
 989             data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 990
 991             if (data && data->m_path != wxEmptyString && !data->m_isDir)
 992             {
 993                 m_treeCtrl->SelectItem(childId);
 994                 m_treeCtrl->EnsureVisible(childId);
 995                 selectedChild = true;
 996                 break;
 997             }
 998             childId = m_treeCtrl->GetNextChild(lastId, cookie);
 999         }
1000         if (!selectedChild)
1001         {
1002             m_treeCtrl->SelectItem(lastId);
1003             m_treeCtrl->EnsureVisible(lastId);
1004         }
1005     }
1006     else
1007     {
1008         m_treeCtrl->SelectItem(lastId);
1009         m_treeCtrl->EnsureVisible(lastId);
1010     }
1011
1012     return true;
1013 }
1014
1015
1016 bool wxGenericDirCtrl::CollapsePath(const wxString& path)
1017 {
1018     bool done           = false;
1019     wxTreeItemId id     = FindChild(m_rootId, path, done);
1020     wxTreeItemId lastId = id; // The last non-zero id
1021
1022     while ( id.IsOk() && !done )
1023     {
1024         CollapseDir(id);
1025
1026         id = FindChild(id, path, done);
1027
1028         if ( id.IsOk() )
1029             lastId = id;
1030     }
1031
1032     if ( !lastId.IsOk() )
1033         return false;
1034
1035     m_treeCtrl->SelectItem(lastId);
1036     m_treeCtrl->EnsureVisible(lastId);
1037
1038     return true;
1039 }
1040
1041
1042 wxString wxGenericDirCtrl::GetPath() const
1043 {
1044     // Allow calling GetPath() in multiple selection from OnSelFilter
1045     if (m_treeCtrl->HasFlag(wxTR_MULTIPLE))
1046     {
1047         wxArrayTreeItemIds items;
1048         m_treeCtrl->GetSelections(items);
1049         if (items.size() > 0)
1050         {
1051             // return first string only
1052             wxTreeItemId id = items[0];
1053             wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1054             return data->m_path;
1055         }
1056
1057         return wxEmptyString;
1058     }
1059
1060     wxTreeItemId id = m_treeCtrl->GetSelection();
1061     if (id)
1062     {
1063         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1064         return data->m_path;
1065     }
1066     else
1067         return wxEmptyString;
1068 }
1069
1070 void wxGenericDirCtrl::GetPaths(wxArrayString& paths) const
1071 {
1072     paths.clear();
1073
1074     wxArrayTreeItemIds items;
1075     m_treeCtrl->GetSelections(items);
1076     for ( unsigned n = 0; n < items.size(); n++ )
1077     {
1078         wxTreeItemId id = items[n];
1079         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1080         paths.Add(data->m_path);
1081     }
1082 }
1083
1084 wxString wxGenericDirCtrl::GetFilePath() const
1085 {
1086     wxTreeItemId id = m_treeCtrl->GetSelection();
1087     if (id)
1088     {
1089         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1090         if (data->m_isDir)
1091             return wxEmptyString;
1092         else
1093             return data->m_path;
1094     }
1095     else
1096         return wxEmptyString;
1097 }
1098
1099 void wxGenericDirCtrl::GetFilePaths(wxArrayString& paths) const
1100 {
1101     paths.clear();
1102
1103     wxArrayTreeItemIds items;
1104     m_treeCtrl->GetSelections(items);
1105     for ( unsigned n = 0; n < items.size(); n++ )
1106     {
1107         wxTreeItemId id = items[n];
1108         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1109         if ( !data->m_isDir )
1110             paths.Add(data->m_path);
1111     }
1112 }
1113
1114 void wxGenericDirCtrl::SetPath(const wxString& path)
1115 {
1116     m_defaultPath = path;
1117     if (m_rootId)
1118         ExpandPath(path);
1119 }
1120
1121 void wxGenericDirCtrl::SelectPath(const wxString& path, bool select)
1122 {
1123     bool done = false;
1124     wxTreeItemId id = FindChild(m_rootId, path, done);
1125     wxTreeItemId lastId = id; // The last non-zero id
1126     while ( id.IsOk() && !done )
1127     {
1128         id = FindChild(id, path, done);
1129         if ( id.IsOk() )
1130             lastId = id;
1131     }
1132     if ( !lastId.IsOk() )
1133         return;
1134
1135     if ( done )
1136     {
1137         m_treeCtrl->SelectItem(id, select);
1138     }
1139 }
1140
1141 void wxGenericDirCtrl::SelectPaths(const wxArrayString& paths)
1142 {
1143     if ( HasFlag(wxDIRCTRL_MULTIPLE) )
1144     {
1145         UnselectAll();
1146         for ( unsigned n = 0; n < paths.size(); n++ )
1147         {
1148             SelectPath(paths[n]);
1149         }
1150     }
1151 }
1152
1153 void wxGenericDirCtrl::UnselectAll()
1154 {
1155     m_treeCtrl->UnselectAll();
1156 }
1157
1158 // Not used
1159 #if 0
1160 void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1161 {
1162     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1163
1164     // This may take a longish time. Go to busy cursor
1165     wxBusyCursor busy;
1166
1167     wxASSERT(data);
1168
1169     wxString search,path,filename;
1170
1171     wxString dirName(data->m_path);
1172
1173 #if defined(__WXMSW__) || defined(__OS2__)
1174     if (dirName.Last() == ':')
1175         dirName += wxString(wxFILE_SEP_PATH);
1176 #endif
1177
1178     wxDir d;
1179     wxString eachFilename;
1180
1181     wxLogNull log;
1182     d.Open(dirName);
1183
1184     if (d.IsOpened())
1185     {
1186         if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1187         {
1188             do
1189             {
1190                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1191                 {
1192                     filenames.Add(eachFilename);
1193                 }
1194             }
1195             while (d.GetNext(& eachFilename)) ;
1196         }
1197     }
1198 }
1199 #endif
1200
1201 void wxGenericDirCtrl::SetFilterIndex(int n)
1202 {
1203     m_currentFilter = n;
1204
1205     wxString f, d;
1206     if (ExtractWildcard(m_filter, n, f, d))
1207         m_currentFilterStr = f;
1208     else
1209 #ifdef __UNIX__
1210         m_currentFilterStr = wxT("*");
1211 #else
1212         m_currentFilterStr = wxT("*.*");
1213 #endif
1214 }
1215
1216 void wxGenericDirCtrl::SetFilter(const wxString& filter)
1217 {
1218     m_filter = filter;
1219
1220     if (!filter.empty() && !m_filterListCtrl)
1221         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL);
1222     else if (filter.empty() && m_filterListCtrl)
1223     {
1224         m_filterListCtrl->Destroy();
1225         m_filterListCtrl = NULL;
1226     }
1227
1228     wxString f, d;
1229     if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1230         m_currentFilterStr = f;
1231     else
1232 #ifdef __UNIX__
1233         m_currentFilterStr = wxT("*");
1234 #else
1235         m_currentFilterStr = wxT("*.*");
1236 #endif
1237     // current filter index is meaningless after filter change, set it to zero
1238     SetFilterIndex(0);
1239     if (m_filterListCtrl)
1240         m_filterListCtrl->FillFilterList(m_filter, 0);
1241 }
1242
1243 // Extract description and actual filter from overall filter string
1244 bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1245 {
1246     wxArrayString filters, descriptions;
1247     int count = wxParseCommonDialogsFilter(filterStr, descriptions, filters);
1248     if (count > 0 && n < count)
1249     {
1250         filter = filters[n];
1251         description = descriptions[n];
1252         return true;
1253     }
1254
1255     return false;
1256 }
1257
1258
1259 void wxGenericDirCtrl::DoResize()
1260 {
1261     wxSize sz = GetClientSize();
1262     int verticalSpacing = 3;
1263     if (m_treeCtrl)
1264     {
1265         wxSize filterSz ;
1266         if (m_filterListCtrl)
1267         {
1268             filterSz = m_filterListCtrl->GetSize();
1269             sz.y -= (filterSz.y + verticalSpacing);
1270         }
1271         m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1272         if (m_filterListCtrl)
1273         {
1274             m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1275             // Don't know why, but this needs refreshing after a resize (wxMSW)
1276             m_filterListCtrl->Refresh();
1277         }
1278     }
1279 }
1280
1281
1282 void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1283 {
1284     DoResize();
1285 }
1286
1287 wxTreeItemId wxGenericDirCtrl::AppendItem (const wxTreeItemId & parent,
1288                                            const wxString & text,
1289                                            int image, int selectedImage,
1290                                            wxTreeItemData * data)
1291 {
1292   wxTreeCtrl *treeCtrl = GetTreeCtrl ();
1293
1294   wxASSERT (treeCtrl);
1295
1296   if (treeCtrl)
1297   {
1298     return treeCtrl->AppendItem (parent, text, image, selectedImage, data);
1299   }
1300   else
1301   {
1302     return wxTreeItemId();
1303   }
1304 }
1305
1306
1307 //-----------------------------------------------------------------------------
1308 // wxDirFilterListCtrl
1309 //-----------------------------------------------------------------------------
1310
1311 IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1312
1313 BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1314     EVT_CHOICE(wxID_ANY, wxDirFilterListCtrl::OnSelFilter)
1315 END_EVENT_TABLE()
1316
1317 bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent,
1318                                  const wxWindowID id,
1319                                  const wxPoint& pos,
1320                                  const wxSize& size,
1321                                  long style)
1322 {
1323     m_dirCtrl = parent;
1324
1325     // by default our border style is determined by the style of our parent
1326     if ( !(style & wxBORDER_MASK) )
1327     {
1328         style |= parent->HasFlag(wxDIRCTRL_3D_INTERNAL) ? wxBORDER_SUNKEN
1329                                                         : wxBORDER_NONE;
1330     }
1331
1332     return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1333 }
1334
1335 void wxDirFilterListCtrl::Init()
1336 {
1337     m_dirCtrl = NULL;
1338 }
1339
1340 void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1341 {
1342     int sel = GetSelection();
1343
1344     if (m_dirCtrl->HasFlag(wxDIRCTRL_MULTIPLE))
1345     {
1346         wxArrayString paths;
1347         m_dirCtrl->GetPaths(paths);
1348
1349         m_dirCtrl->SetFilterIndex(sel);
1350
1351         // If the filter has changed, the view is out of date, so
1352         // collapse the tree.
1353         m_dirCtrl->ReCreateTree();
1354
1355         // Expand and select the previously selected paths
1356         for (unsigned int i = 0; i < paths.GetCount(); i++)
1357         {
1358             m_dirCtrl->ExpandPath(paths.Item(i));
1359         }
1360     }
1361     else
1362     {
1363         wxString currentPath = m_dirCtrl->GetPath();
1364
1365         m_dirCtrl->SetFilterIndex(sel);
1366         m_dirCtrl->ReCreateTree();
1367
1368         // Try to restore the selection, or at least the directory
1369         m_dirCtrl->ExpandPath(currentPath);
1370     }
1371 }
1372
1373 void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1374 {
1375     Clear();
1376     wxArrayString descriptions, filters;
1377     size_t n = (size_t) wxParseCommonDialogsFilter(filter, descriptions, filters);
1378
1379     if (n > 0 && defaultFilter < (int) n)
1380     {
1381         for (size_t i = 0; i < n; i++)
1382             Append(descriptions[i]);
1383         SetSelection(defaultFilter);
1384     }
1385 }
1386 #endif // wxUSE_DIRDLG
1387
1388 #if wxUSE_DIRDLG || wxUSE_FILEDLG
1389
1390 // ----------------------------------------------------------------------------
1391 // wxFileIconsTable icons
1392 // ----------------------------------------------------------------------------
1393
1394 #ifndef __WXGTK20__
1395 /* Computer (c) Julian Smart */
1396 static const char* const file_icons_tbl_computer_xpm[] = {
1397 /* columns rows colors chars-per-pixel */
1398 "16 16 42 1",
1399 "r c #4E7FD0",
1400 "$ c #7198D9",
1401 "; c #DCE6F6",
1402 "q c #FFFFFF",
1403 "u c #4A7CCE",
1404 "# c #779DDB",
1405 "w c #95B2E3",
1406 "y c #7FA2DD",
1407 "f c #3263B4",
1408 "= c #EAF0FA",
1409 "< c #B1C7EB",
1410 "% c #6992D7",
1411 "9 c #D9E4F5",
1412 "o c #9BB7E5",
1413 "6 c #F7F9FD",
1414 ", c #BED0EE",
1415 "3 c #F0F5FC",
1416 "1 c #A8C0E8",
1417 "  c None",
1418 "0 c #FDFEFF",
1419 "4 c #C4D5F0",
1420 "@ c #81A4DD",
1421 "e c #4377CD",
1422 "- c #E2EAF8",
1423 "i c #9FB9E5",
1424 "> c #CCDAF2",
1425 "+ c #89A9DF",
1426 "s c #5584D1",
1427 "t c #5D89D3",
1428 ": c #D2DFF4",
1429 "5 c #FAFCFE",
1430 "2 c #F5F8FD",
1431 "8 c #DFE8F7",
1432 "& c #5E8AD4",
1433 "X c #638ED5",
1434 "a c #CEDCF2",
1435 "p c #90AFE2",
1436 "d c #2F5DA9",
1437 "* c #5282D0",
1438 "7 c #E5EDF9",
1439 ". c #A2BCE6",
1440 "O c #8CACE0",
1441 /* pixels */
1442 "                ",
1443 "  .XXXXXXXXXXX  ",
1444 "  oXO++@#$%&*X  ",
1445 "  oX=-;:>,<1%X  ",
1446 "  oX23=-;:4,$X  ",
1447 "  oX5633789:@X  ",
1448 "  oX05623=78+X  ",
1449 "  oXqq05623=OX  ",
1450 "  oX,,,,,<<<$X  ",
1451 "  wXXXXXXXXXXe  ",
1452 "  XrtX%$$y@+O,, ",
1453 "  uyiiiiiiiii@< ",
1454 " ouiiiiiiiiiip<a",
1455 " rustX%$$y@+Ow,,",
1456 " dfffffffffffffd",
1457 "                "
1458 };
1459 #endif // !GTK+ 2
1460
1461 // ----------------------------------------------------------------------------
1462 // wxFileIconsTable & friends
1463 // ----------------------------------------------------------------------------
1464
1465 // global instance of a wxFileIconsTable
1466 wxFileIconsTable* wxTheFileIconsTable = NULL;
1467
1468 // A module to allow icons table cleanup
1469
1470 class wxFileIconsTableModule: public wxModule
1471 {
1472 DECLARE_DYNAMIC_CLASS(wxFileIconsTableModule)
1473 public:
1474     wxFileIconsTableModule() {}
1475     bool OnInit() { wxTheFileIconsTable = new wxFileIconsTable; return true; }
1476     void OnExit()
1477     {
1478         wxDELETE(wxTheFileIconsTable);
1479     }
1480 };
1481
1482 IMPLEMENT_DYNAMIC_CLASS(wxFileIconsTableModule, wxModule)
1483
1484 class wxFileIconEntry : public wxObject
1485 {
1486 public:
1487     wxFileIconEntry(int i) { id = i; }
1488
1489     int id;
1490 };
1491
1492 wxFileIconsTable::wxFileIconsTable()
1493 {
1494     m_HashTable = NULL;
1495     m_smallImageList = NULL;
1496 }
1497
1498 wxFileIconsTable::~wxFileIconsTable()
1499 {
1500     if (m_HashTable)
1501     {
1502         WX_CLEAR_HASH_TABLE(*m_HashTable);
1503         delete m_HashTable;
1504     }
1505     if (m_smallImageList) delete m_smallImageList;
1506 }
1507
1508 // delayed initialization - wait until first use (wxArtProv not created yet)
1509 void wxFileIconsTable::Create()
1510 {
1511     wxCHECK_RET(!m_smallImageList && !m_HashTable, wxT("creating icons twice"));
1512     m_HashTable = new wxHashTable(wxKEY_STRING);
1513     m_smallImageList = new wxImageList(16, 16);
1514
1515     // folder:
1516     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER,
1517                                                    wxART_CMN_DIALOG,
1518                                                    wxSize(16, 16)));
1519     // folder_open
1520     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER_OPEN,
1521                                                    wxART_CMN_DIALOG,
1522                                                    wxSize(16, 16)));
1523     // computer
1524 #ifdef __WXGTK20__
1525     // GTK24 uses this icon in the file open dialog
1526     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1527                                                    wxART_CMN_DIALOG,
1528                                                    wxSize(16, 16)));
1529 #else
1530     m_smallImageList->Add(wxIcon(file_icons_tbl_computer_xpm));
1531 #endif
1532     // drive
1533     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1534                                                    wxART_CMN_DIALOG,
1535                                                    wxSize(16, 16)));
1536     // cdrom
1537     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_CDROM,
1538                                                    wxART_CMN_DIALOG,
1539                                                    wxSize(16, 16)));
1540     // floppy
1541     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FLOPPY,
1542                                                    wxART_CMN_DIALOG,
1543                                                    wxSize(16, 16)));
1544     // removeable
1545     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_REMOVABLE,
1546                                                    wxART_CMN_DIALOG,
1547                                                    wxSize(16, 16)));
1548     // file
1549     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_NORMAL_FILE,
1550                                                    wxART_CMN_DIALOG,
1551                                                    wxSize(16, 16)));
1552     // executable
1553     if (GetIconID(wxEmptyString, wxT("application/x-executable")) == file)
1554     {
1555         m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_EXECUTABLE_FILE,
1556                                                        wxART_CMN_DIALOG,
1557                                                        wxSize(16, 16)));
1558         delete m_HashTable->Get(wxT("exe"));
1559         m_HashTable->Delete(wxT("exe"));
1560         m_HashTable->Put(wxT("exe"), new wxFileIconEntry(executable));
1561     }
1562     /* else put into list by GetIconID
1563        (KDE defines application/x-executable for *.exe and has nice icon)
1564      */
1565 }
1566
1567 wxImageList *wxFileIconsTable::GetSmallImageList()
1568 {
1569     if (!m_smallImageList)
1570         Create();
1571
1572     return m_smallImageList;
1573 }
1574
1575 #if wxUSE_MIMETYPE && wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
1576 // VS: we don't need this function w/o wxMimeTypesManager because we'll only have
1577 //     one icon and we won't resize it
1578
1579 static wxBitmap CreateAntialiasedBitmap(const wxImage& img)
1580 {
1581     const unsigned int size = 16;
1582
1583     wxImage smallimg (size, size);
1584     unsigned char *p1, *p2, *ps;
1585     unsigned char mr = img.GetMaskRed(),
1586                   mg = img.GetMaskGreen(),
1587                   mb = img.GetMaskBlue();
1588
1589     unsigned x, y;
1590     unsigned sr, sg, sb, smask;
1591
1592     p1 = img.GetData(), p2 = img.GetData() + 3 * size*2, ps = smallimg.GetData();
1593     smallimg.SetMaskColour(mr, mr, mr);
1594
1595     for (y = 0; y < size; y++)
1596     {
1597         for (x = 0; x < size; x++)
1598         {
1599             sr = sg = sb = smask = 0;
1600             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1601                 sr += p1[0], sg += p1[1], sb += p1[2];
1602             else smask++;
1603             p1 += 3;
1604             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1605                 sr += p1[0], sg += p1[1], sb += p1[2];
1606             else smask++;
1607             p1 += 3;
1608             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1609                 sr += p2[0], sg += p2[1], sb += p2[2];
1610             else smask++;
1611             p2 += 3;
1612             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1613                 sr += p2[0], sg += p2[1], sb += p2[2];
1614             else smask++;
1615             p2 += 3;
1616
1617             if (smask > 2)
1618                 ps[0] = ps[1] = ps[2] = mr;
1619             else
1620             {
1621                 ps[0] = (unsigned char)(sr >> 2);
1622                 ps[1] = (unsigned char)(sg >> 2);
1623                 ps[2] = (unsigned char)(sb >> 2);
1624             }
1625             ps += 3;
1626         }
1627         p1 += size*2 * 3, p2 += size*2 * 3;
1628     }
1629
1630     return wxBitmap(smallimg);
1631 }
1632
1633 // This function is currently not unused anymore
1634 #if 0
1635 // finds empty borders and return non-empty area of image:
1636 static wxImage CutEmptyBorders(const wxImage& img)
1637 {
1638     unsigned char mr = img.GetMaskRed(),
1639                   mg = img.GetMaskGreen(),
1640                   mb = img.GetMaskBlue();
1641     unsigned char *dt = img.GetData(), *dttmp;
1642     unsigned w = img.GetWidth(), h = img.GetHeight();
1643
1644     unsigned top, bottom, left, right, i;
1645     bool empt;
1646
1647 #define MK_DTTMP(x,y)      dttmp = dt + ((x + y * w) * 3)
1648 #define NOEMPTY_PIX(empt)  if (dttmp[0] != mr || dttmp[1] != mg || dttmp[2] != mb) {empt = false; break;}
1649
1650     for (empt = true, top = 0; empt && top < h; top++)
1651     {
1652         MK_DTTMP(0, top);
1653         for (i = 0; i < w; i++, dttmp+=3)
1654             NOEMPTY_PIX(empt)
1655     }
1656     for (empt = true, bottom = h-1; empt && bottom > top; bottom--)
1657     {
1658         MK_DTTMP(0, bottom);
1659         for (i = 0; i < w; i++, dttmp+=3)
1660             NOEMPTY_PIX(empt)
1661     }
1662     for (empt = true, left = 0; empt && left < w; left++)
1663     {
1664         MK_DTTMP(left, 0);
1665         for (i = 0; i < h; i++, dttmp+=3*w)
1666             NOEMPTY_PIX(empt)
1667     }
1668     for (empt = true, right = w-1; empt && right > left; right--)
1669     {
1670         MK_DTTMP(right, 0);
1671         for (i = 0; i < h; i++, dttmp+=3*w)
1672             NOEMPTY_PIX(empt)
1673     }
1674     top--, left--, bottom++, right++;
1675
1676     return img.GetSubImage(wxRect(left, top, right - left + 1, bottom - top + 1));
1677 }
1678 #endif // #if 0
1679
1680 #endif // wxUSE_MIMETYPE
1681
1682 int wxFileIconsTable::GetIconID(const wxString& extension, const wxString& mime)
1683 {
1684     if (!m_smallImageList)
1685         Create();
1686
1687 #if wxUSE_MIMETYPE
1688     if (!extension.empty())
1689     {
1690         wxFileIconEntry *entry = (wxFileIconEntry*) m_HashTable->Get(extension);
1691         if (entry) return (entry -> id);
1692     }
1693
1694     wxFileType *ft = (mime.empty()) ?
1695                    wxTheMimeTypesManager -> GetFileTypeFromExtension(extension) :
1696                    wxTheMimeTypesManager -> GetFileTypeFromMimeType(mime);
1697
1698     wxIconLocation iconLoc;
1699     wxIcon ic;
1700
1701     {
1702         wxLogNull logNull;
1703         if ( ft && ft->GetIcon(&iconLoc) )
1704         {
1705             ic = wxIcon( iconLoc );
1706         }
1707     }
1708
1709     delete ft;
1710
1711     if ( !ic.Ok() )
1712     {
1713         int newid = file;
1714         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1715         return newid;
1716     }
1717
1718     wxBitmap bmp;
1719     bmp.CopyFromIcon(ic);
1720
1721     if ( !bmp.Ok() )
1722     {
1723         int newid = file;
1724         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1725         return newid;
1726     }
1727
1728     const unsigned int size = 16;
1729
1730     int id = m_smallImageList->GetImageCount();
1731     if ((bmp.GetWidth() == (int) size) && (bmp.GetHeight() == (int) size))
1732     {
1733         m_smallImageList->Add(bmp);
1734     }
1735 #if wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
1736     else
1737     {
1738         wxImage img = bmp.ConvertToImage();
1739
1740         if ((img.GetWidth() != size*2) || (img.GetHeight() != size*2))
1741 //            m_smallImageList->Add(CreateAntialiasedBitmap(CutEmptyBorders(img).Rescale(size*2, size*2)));
1742             m_smallImageList->Add(CreateAntialiasedBitmap(img.Rescale(size*2, size*2)));
1743         else
1744             m_smallImageList->Add(CreateAntialiasedBitmap(img));
1745     }
1746 #endif // wxUSE_IMAGE
1747
1748     m_HashTable->Put(extension, new wxFileIconEntry(id));
1749     return id;
1750
1751 #else // !wxUSE_MIMETYPE
1752
1753     wxUnusedVar(mime);
1754     if (extension == wxT("exe"))
1755         return executable;
1756     else
1757         return file;
1758 #endif // wxUSE_MIMETYPE/!wxUSE_MIMETYPE
1759 }
1760
1761 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG