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/cmndata.h"
  33     #include "wx/choice.h"
  34     #include "wx/textctrl.h"
  35     #include "wx/layout.h"
  36     #include "wx/sizer.h"
  37     #include "wx/textdlg.h"
  38     #include "wx/gdicmn.h"
  39     #include "wx/image.h"
  40     #include "wx/module.h"
  41 #endif
  42
  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/mac/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 wxChar) 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 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 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                 wxString path, name;
 168                 path.Printf(wxT("%c:\\"), 'A' + i);
 169                 name.Printf(wxT("%c:"), 'A' + i);
 170
 171                 // Note: If _filesys is unsupported by some compilers,
 172                 //       we can always replace it by DosQueryFSAttach
 173                 char filesysname[20];
 174 #ifdef __WATCOMC__
 175                 ULONG cbBuffer = sizeof(filesysname);
 176                 PFSQBUFFER2 pfsqBuffer = (PFSQBUFFER2)filesysname;
 177                 APIRET rc = ::DosQueryFSAttach(name.fn_str(),0,FSAIL_QUERYNAME,pfsqBuffer,&cbBuffer);
 178                 if (rc != NO_ERROR)
 179                 {
 180                     filesysname[0] = '\0';
 181                 }
 182 #else
 183                 _filesys(name.fn_str(), filesysname, sizeof(filesysname));
 184 #endif
 185                 /* FAT, LAN, HPFS, CDFS, NFS */
 186                 int imageId;
 187                 if (path == wxT("A:\\") || path == wxT("B:\\"))
 188                     imageId = wxFileIconsTable::floppy;
 189                 else if (!strcmp(filesysname, "CDFS"))
 190                     imageId = wxFileIconsTable::cdrom;
 191                 else if (!strcmp(filesysname, "LAN") ||
 192                          !strcmp(filesysname, "NFS"))
 193                     imageId = wxFileIconsTable::drive;
 194                 else
 195                     imageId = wxFileIconsTable::drive;
 196                 paths.Add(path);
 197                 names.Add(name);
 198                 icon_ids.Add(imageId);
 199             }
 200             i ++;
 201         }
 202     }
 203 #else // !__WIN32__, !__OS2__
 204     int drive;
 205
 206     /* If we can switch to the drive, it exists. */
 207     for( drive = 1; drive <= 26; drive++ )
 208     {
 209         wxString path, name;
 210         path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
 211         name.Printf(wxT("%c:"), (char) (drive + 'A' - 1));
 212
 213         if (wxIsDriveAvailable(path))
 214         {
 215             paths.Add(path);
 216             names.Add(name);
 217             icon_ids.Add((drive <= 2) ? wxFileIconsTable::floppy : wxFileIconsTable::drive);
 218         }
 219     }
 220 #endif // __WIN32__/!__WIN32__
 221
 222 #elif defined(__WXMAC__)
 223
 224     ItemCount volumeIndex = 1;
 225     OSErr err = noErr ;
 226
 227     while( noErr == err )
 228     {
 229         HFSUniStr255 volumeName ;
 230         FSRef fsRef ;
 231         FSVolumeInfo volumeInfo ;
 232         err = FSGetVolumeInfo(0, volumeIndex, NULL, kFSVolInfoFlags , &volumeInfo , &volumeName, &fsRef);
 233         if( noErr == err )
 234         {
 235             wxString path = wxMacFSRefToPath( &fsRef ) ;
 236             wxString name = wxMacHFSUniStrToString( &volumeName ) ;
 237
 238             if ( (volumeInfo.flags & kFSVolFlagSoftwareLockedMask) || (volumeInfo.flags & kFSVolFlagHardwareLockedMask) )
 239             {
 240                 icon_ids.Add(wxFileIconsTable::cdrom);
 241             }
 242             else
 243             {
 244                 icon_ids.Add(wxFileIconsTable::drive);
 245             }
 246             // todo other removable
 247
 248             paths.Add(path);
 249             names.Add(name);
 250             volumeIndex++ ;
 251         }
 252     }
 253
 254 #elif defined(__UNIX__)
 255     paths.Add(wxT("/"));
 256     names.Add(wxT("/"));
 257     icon_ids.Add(wxFileIconsTable::computer);
 258 #else
 259     #error "Unsupported platform in wxGenericDirCtrl!"
 260 #endif
 261     wxASSERT_MSG( (paths.GetCount() == names.GetCount()), wxT("The number of paths and their human readable names should be equal in number."));
 262     wxASSERT_MSG( (paths.GetCount() == icon_ids.GetCount()), wxT("Wrong number of icons for available drives."));
 263     return paths.GetCount();
 264 }
 265
 266 // ----------------------------------------------------------------------------
 267 // wxIsDriveAvailable
 268 // ----------------------------------------------------------------------------
 269
 270 #if defined(__DOS__)
 271
 272 bool wxIsDriveAvailable(const wxString& dirName)
 273 {
 274     // FIXME_MGL - this method leads to hang up under Watcom for some reason
 275 #ifdef __WATCOMC__
 276     wxUnusedVar(dirName);
 277 #else
 278     if ( dirName.length() == 3 && dirName[1u] == wxT(':') )
 279     {
 280         wxString dirNameLower(dirName.Lower());
 281         // VS: always return true for removable media, since Win95 doesn't
 282         //     like it when MS-DOS app accesses empty floppy drive
 283         return (dirNameLower[0u] == wxT('a') ||
 284                 dirNameLower[0u] == wxT('b') ||
 285                 wxDirExists(dirNameLower));
 286     }
 287     else
 288 #endif
 289         return true;
 290 }
 291
 292 #elif defined(__WINDOWS__) || defined(__OS2__)
 293
 294 int setdrive(int WXUNUSED_IN_WINCE(drive))
 295 {
 296 #ifdef __WXWINCE__
 297     return 0;
 298 #elif defined(__GNUWIN32__) && \
 299     (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 300     return _chdrive(drive);
 301 #else
 302     wxChar  newdrive[4];
 303
 304     if (drive < 1 || drive > 31)
 305         return -1;
 306     newdrive[0] = (wxChar)(wxT('A') + drive - 1);
 307     newdrive[1] = wxT(':');
 308 #ifdef __OS2__
 309     newdrive[2] = wxT('\\');
 310     newdrive[3] = wxT('\0');
 311 #else
 312     newdrive[2] = wxT('\0');
 313 #endif
 314 #if defined(__WXMSW__)
 315     if (::SetCurrentDirectory(newdrive))
 316 #else
 317     // VA doesn't know what LPSTR is and has its own set
 318     if (!DosSetCurrentDir((PSZ)newdrive))
 319 #endif
 320         return 0;
 321     else
 322         return -1;
 323 #endif // !GNUWIN32
 324 }
 325
 326 bool wxIsDriveAvailable(const wxString& WXUNUSED_IN_WINCE(dirName))
 327 {
 328 #ifdef __WXWINCE__
 329     return false;
 330 #else
 331 #ifdef __WIN32__
 332     UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
 333 #endif
 334     bool success = true;
 335
 336     // Check if this is a root directory and if so,
 337     // whether the drive is available.
 338     if (dirName.length() == 3 && dirName[(size_t)1] == wxT(':'))
 339     {
 340         wxString dirNameLower(dirName.Lower());
 341 #if defined(__GNUWIN32__) && !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 342         success = wxDirExists(dirNameLower);
 343 #else
 344         #if defined(__OS2__)
 345         // Avoid changing to drive since no media may be inserted.
 346         if (dirNameLower[(size_t)0] == 'a' || dirNameLower[(size_t)0] == 'b')
 347             return success;
 348         #endif
 349         int currentDrive = _getdrive();
 350         int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
 351         int err = setdrive( thisDrive ) ;
 352         setdrive( currentDrive );
 353
 354         if (err == -1)
 355         {
 356             success = false;
 357         }
 358 #endif
 359     }
 360 #ifdef __WIN32__
 361     (void) SetErrorMode(errorMode);
 362 #endif
 363
 364     return success;
 365 #endif
 366 }
 367 #endif // __WINDOWS__ || __OS2__
 368
 369 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG
 370
 371
 372
 373 #if wxUSE_DIRDLG
 374
 375 // Function which is called by quick sort. We want to override the default wxArrayString behaviour,
 376 // and sort regardless of case.
 377 static int wxCMPFUNC_CONV wxDirCtrlStringCompareFunction(const wxString& strFirst, const wxString& strSecond)
 378 {
 379     return strFirst.CmpNoCase(strSecond);
 380 }
 381
 382 //-----------------------------------------------------------------------------
 383 // wxDirItemData
 384 //-----------------------------------------------------------------------------
 385
 386 wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
 387                              bool isDir)
 388 {
 389     m_path = path;
 390     m_name = name;
 391     /* Insert logic to detect hidden files here
 392      * In UnixLand we just check whether the first char is a dot
 393      * For FileNameFromPath read LastDirNameInThisPath ;-) */
 394     // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
 395     m_isHidden = false;
 396     m_isExpanded = false;
 397     m_isDir = isDir;
 398 }
 399
 400 void wxDirItemData::SetNewDirName(const wxString& path)
 401 {
 402     m_path = path;
 403     m_name = wxFileNameFromPath(path);
 404 }
 405
 406 bool wxDirItemData::HasSubDirs() const
 407 {
 408     if (m_path.empty())
 409         return false;
 410
 411     wxDir dir;
 412     {
 413         wxLogNull nolog;
 414         if ( !dir.Open(m_path) )
 415             return false;
 416     }
 417
 418     return dir.HasSubDirs();
 419 }
 420
 421 bool wxDirItemData::HasFiles(const wxString& WXUNUSED(spec)) const
 422 {
 423     if (m_path.empty())
 424         return false;
 425
 426     wxDir dir;
 427     {
 428         wxLogNull nolog;
 429         if ( !dir.Open(m_path) )
 430             return false;
 431     }
 432
 433     return dir.HasFiles();
 434 }
 435
 436 //-----------------------------------------------------------------------------
 437 // wxGenericDirCtrl
 438 //-----------------------------------------------------------------------------
 439
 440
 441 #if wxUSE_EXTENDED_RTTI
 442 WX_DEFINE_FLAGS( wxGenericDirCtrlStyle )
 443
 444 wxBEGIN_FLAGS( wxGenericDirCtrlStyle )
 445     // new style border flags, we put them first to
 446     // use them for streaming out
 447     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
 448     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
 449     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
 450     wxFLAGS_MEMBER(wxBORDER_RAISED)
 451     wxFLAGS_MEMBER(wxBORDER_STATIC)
 452     wxFLAGS_MEMBER(wxBORDER_NONE)
 453
 454     // old style border flags
 455     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
 456     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
 457     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
 458     wxFLAGS_MEMBER(wxRAISED_BORDER)
 459     wxFLAGS_MEMBER(wxSTATIC_BORDER)
 460     wxFLAGS_MEMBER(wxBORDER)
 461
 462     // standard window styles
 463     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
 464     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
 465     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
 466     wxFLAGS_MEMBER(wxWANTS_CHARS)
 467     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
 468     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
 469     wxFLAGS_MEMBER(wxVSCROLL)
 470     wxFLAGS_MEMBER(wxHSCROLL)
 471
 472     wxFLAGS_MEMBER(wxDIRCTRL_DIR_ONLY)
 473     wxFLAGS_MEMBER(wxDIRCTRL_3D_INTERNAL)
 474     wxFLAGS_MEMBER(wxDIRCTRL_SELECT_FIRST)
 475
 476 wxEND_FLAGS( wxGenericDirCtrlStyle )
 477
 478 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGenericDirCtrl, wxControl,"wx/dirctrl.h")
 479
 480 wxBEGIN_PROPERTIES_TABLE(wxGenericDirCtrl)
 481     wxHIDE_PROPERTY( Children )
 482     wxPROPERTY( DefaultPath , wxString , SetDefaultPath , GetDefaultPath  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 483     wxPROPERTY( Filter , wxString , SetFilter , GetFilter  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 484     wxPROPERTY( DefaultFilter , int , SetFilterIndex, GetFilterIndex, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 485     wxPROPERTY_FLAGS( WindowStyle, wxGenericDirCtrlStyle, long, SetWindowStyleFlag, GetWindowStyleFlag, EMPTY_MACROVALUE , 0, wxT("Helpstring"), wxT("group") )
 486 wxEND_PROPERTIES_TABLE()
 487
 488 wxBEGIN_HANDLERS_TABLE(wxGenericDirCtrl)
 489 wxEND_HANDLERS_TABLE()
 490
 491 wxCONSTRUCTOR_8( wxGenericDirCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , DefaultPath ,
 492                  wxPoint , Position , wxSize , Size , long , WindowStyle , wxString , Filter , int , DefaultFilter )
 493 #else
 494 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
 495 #endif
 496
 497 BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
 498   EVT_TREE_ITEM_EXPANDING     (wxID_TREECTRL, wxGenericDirCtrl::OnExpandItem)
 499   EVT_TREE_ITEM_COLLAPSED     (wxID_TREECTRL, wxGenericDirCtrl::OnCollapseItem)
 500   EVT_TREE_BEGIN_LABEL_EDIT   (wxID_TREECTRL, wxGenericDirCtrl::OnBeginEditItem)
 501   EVT_TREE_END_LABEL_EDIT     (wxID_TREECTRL, wxGenericDirCtrl::OnEndEditItem)
 502   EVT_SIZE                    (wxGenericDirCtrl::OnSize)
 503 END_EVENT_TABLE()
 504
 505 wxGenericDirCtrl::wxGenericDirCtrl(void)
 506 {
 507     Init();
 508 }
 509
 510 void wxGenericDirCtrl::ExpandRoot()
 511 {
 512     ExpandDir(m_rootId); // automatically expand first level
 513
 514     // Expand and select the default path
 515     if (!m_defaultPath.empty())
 516     {
 517         ExpandPath(m_defaultPath);
 518     }
 519 #ifdef __UNIX__
 520     else
 521     {
 522         // On Unix, there's only one node under the (hidden) root node. It
 523         // represents the / path, so the user would always have to expand it;
 524         // let's do it ourselves
 525         ExpandPath( wxT("/") );
 526     }
 527 #endif
 528 }
 529
 530 bool wxGenericDirCtrl::Create(wxWindow *parent,
 531                               const wxWindowID id,
 532                               const wxString& dir,
 533                               const wxPoint& pos,
 534                               const wxSize& size,
 535                               long style,
 536                               const wxString& filter,
 537                               int defaultFilter,
 538                               const wxString& name)
 539 {
 540     if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
 541         return false;
 542
 543     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 544     SetForegroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
 545
 546     Init();
 547
 548     long treeStyle = wxTR_HAS_BUTTONS;
 549
 550     // On Windows CE, if you hide the root, you get a crash when
 551     // attempting to access data for children of the root item.
 552 #ifndef __WXWINCE__
 553     treeStyle |= wxTR_HIDE_ROOT;
 554 #endif
 555
 556 #ifdef __WXGTK20__
 557     treeStyle |= wxTR_NO_LINES;
 558 #endif
 559
 560     if (style & wxDIRCTRL_EDIT_LABELS)
 561         treeStyle |= wxTR_EDIT_LABELS;
 562
 563     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 564         treeStyle |= wxNO_BORDER;
 565     else
 566         treeStyle |= wxBORDER_SUNKEN;
 567
 568     m_treeCtrl = CreateTreeCtrl(this, wxID_TREECTRL,
 569                                 wxPoint(0,0), GetClientSize(), treeStyle);
 570
 571     if (!filter.empty())
 572         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL);
 573
 574     m_defaultPath = dir;
 575     m_filter = filter;
 576
 577     if (m_filter.empty())
 578         m_filter = wxFileSelectorDefaultWildcardStr;
 579
 580     SetFilterIndex(defaultFilter);
 581
 582     if (m_filterListCtrl)
 583         m_filterListCtrl->FillFilterList(filter, defaultFilter);
 584
 585     m_treeCtrl->SetImageList(wxTheFileIconsTable->GetSmallImageList());
 586
 587     m_showHidden = false;
 588     wxDirItemData* rootData = new wxDirItemData(wxEmptyString, wxEmptyString, true);
 589
 590     wxString rootName;
 591
 592 #if defined(__WINDOWS__) || defined(__OS2__) || defined(__DOS__)
 593     rootName = _("Computer");
 594 #else
 595     rootName = _("Sections");
 596 #endif
 597
 598     m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
 599     m_treeCtrl->SetItemHasChildren(m_rootId);
 600
 601     ExpandRoot();
 602
 603     SetInitialSize(size);
 604     DoResize();
 605
 606     return true;
 607 }
 608
 609 wxGenericDirCtrl::~wxGenericDirCtrl()
 610 {
 611 }
 612
 613 void wxGenericDirCtrl::Init()
 614 {
 615     m_showHidden = false;
 616     m_currentFilter = 0;
 617     m_currentFilterStr = wxEmptyString; // Default: any file
 618     m_treeCtrl = NULL;
 619     m_filterListCtrl = NULL;
 620 }
 621
 622 wxTreeCtrl* wxGenericDirCtrl::CreateTreeCtrl(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long treeStyle)
 623 {
 624     return new wxTreeCtrl(parent, id, pos, size, treeStyle);
 625 }
 626
 627 void wxGenericDirCtrl::ShowHidden( bool show )
 628 {
 629     if ( m_showHidden == show )
 630         return;
 631
 632     m_showHidden = show;
 633
 634     wxString path = GetPath();
 635     ReCreateTree();
 636     SetPath(path);
 637 }
 638
 639 const wxTreeItemId
 640 wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
 641 {
 642     wxDirItemData *dir_item = new wxDirItemData(path,name,true);
 643
 644     wxTreeItemId id = AppendItem( m_rootId, name, imageId, -1, dir_item);
 645
 646     m_treeCtrl->SetItemHasChildren(id);
 647
 648     return id;
 649 }
 650
 651 void wxGenericDirCtrl::SetupSections()
 652 {
 653     wxArrayString paths, names;
 654     wxArrayInt icons;
 655
 656     size_t n, count = wxGetAvailableDrives(paths, names, icons);
 657
 658 #ifdef __WXGTK20__
 659     wxString home = wxGetHomeDir();
 660     AddSection( home, _("Home directory"), 1);
 661     home += wxT("/Desktop");
 662     AddSection( home, _("Desktop"), 1);
 663 #endif
 664
 665     for (n = 0; n < count; n++)
 666         AddSection(paths[n], names[n], icons[n]);
 667 }
 668
 669 void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
 670 {
 671     // don't rename the main entry "Sections"
 672     if (event.GetItem() == m_rootId)
 673     {
 674         event.Veto();
 675         return;
 676     }
 677
 678     // don't rename the individual sections
 679     if (m_treeCtrl->GetItemParent( event.GetItem() ) == m_rootId)
 680     {
 681         event.Veto();
 682         return;
 683     }
 684 }
 685
 686 void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
 687 {
 688     if (event.IsEditCancelled())
 689         return;
 690
 691     if ((event.GetLabel().empty()) ||
 692         (event.GetLabel() == wxT(".")) ||
 693         (event.GetLabel() == wxT("..")) ||
 694         (event.GetLabel().Find(wxT('/')) != wxNOT_FOUND) ||
 695         (event.GetLabel().Find(wxT('\\')) != wxNOT_FOUND) ||
 696         (event.GetLabel().Find(wxT('|')) != wxNOT_FOUND))
 697     {
 698         wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
 699         dialog.ShowModal();
 700         event.Veto();
 701         return;
 702     }
 703
 704     wxTreeItemId id = event.GetItem();
 705     wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
 706     wxASSERT( data );
 707
 708     wxString new_name( wxPathOnly( data->m_path ) );
 709     new_name += wxString(wxFILE_SEP_PATH);
 710     new_name += event.GetLabel();
 711
 712     wxLogNull log;
 713
 714     if (wxFileExists(new_name))
 715     {
 716         wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
 717         dialog.ShowModal();
 718         event.Veto();
 719     }
 720
 721     if (wxRenameFile(data->m_path,new_name))
 722     {
 723         data->SetNewDirName( new_name );
 724     }
 725     else
 726     {
 727         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 728         dialog.ShowModal();
 729         event.Veto();
 730     }
 731 }
 732
 733 void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
 734 {
 735     wxTreeItemId parentId = event.GetItem();
 736
 737     // VS: this is needed because the event handler is called from wxTreeCtrl
 738     //     ctor when wxTR_HIDE_ROOT was specified
 739
 740     if (!m_rootId.IsOk())
 741
 742         m_rootId = m_treeCtrl->GetRootItem();
 743
 744     ExpandDir(parentId);
 745 }
 746
 747 void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
 748 {
 749     CollapseDir(event.GetItem());
 750 }
 751
 752 void wxGenericDirCtrl::CollapseDir(wxTreeItemId parentId)
 753 {
 754     wxTreeItemId child;
 755
 756     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 757     if (!data->m_isExpanded)
 758         return;
 759
 760     data->m_isExpanded = false;
 761     wxTreeItemIdValue cookie;
 762     /* Workaround because DeleteChildren has disapeared (why?) and
 763      * CollapseAndReset doesn't work as advertised (deletes parent too) */
 764     child = m_treeCtrl->GetFirstChild(parentId, cookie);
 765     while (child.IsOk())
 766     {
 767         m_treeCtrl->Delete(child);
 768         /* Not GetNextChild below, because the cookie mechanism can't
 769          * handle disappearing children! */
 770         child = m_treeCtrl->GetFirstChild(parentId, cookie);
 771     }
 772     if (parentId != m_treeCtrl->GetRootItem())
 773         m_treeCtrl->Collapse(parentId);
 774 }
 775
 776 void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
 777 {
 778     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 779
 780     if (data->m_isExpanded)
 781         return;
 782
 783     data->m_isExpanded = true;
 784
 785     if (parentId == m_treeCtrl->GetRootItem())
 786     {
 787         SetupSections();
 788         return;
 789     }
 790
 791     wxASSERT(data);
 792
 793     wxString search,path,filename;
 794
 795     wxString dirName(data->m_path);
 796
 797 #if (defined(__WINDOWS__) && !defined(__WXWINCE__)) || defined(__DOS__) || defined(__OS2__)
 798     // Check if this is a root directory and if so,
 799     // whether the drive is avaiable.
 800     if (!wxIsDriveAvailable(dirName))
 801     {
 802         data->m_isExpanded = false;
 803         //wxMessageBox(wxT("Sorry, this drive is not available."));
 804         return;
 805     }
 806 #endif
 807
 808     // This may take a longish time. Go to busy cursor
 809     wxBusyCursor busy;
 810
 811 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 812     if (dirName.Last() == ':')
 813         dirName += wxString(wxFILE_SEP_PATH);
 814 #endif
 815
 816     wxArrayString dirs;
 817     wxArrayString filenames;
 818
 819     wxDir d;
 820     wxString eachFilename;
 821
 822     wxLogNull log;
 823     d.Open(dirName);
 824
 825     if (d.IsOpened())
 826     {
 827         int style = wxDIR_DIRS;
 828         if (m_showHidden) style |= wxDIR_HIDDEN;
 829         if (d.GetFirst(& eachFilename, wxEmptyString, style))
 830         {
 831             do
 832             {
 833                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 834                 {
 835                     dirs.Add(eachFilename);
 836                 }
 837             }
 838             while (d.GetNext(&eachFilename));
 839         }
 840     }
 841     dirs.Sort(wxDirCtrlStringCompareFunction);
 842
 843     // Now do the filenames -- but only if we're allowed to
 844     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 845     {
 846         d.Open(dirName);
 847
 848         if (d.IsOpened())
 849         {
 850             int style = wxDIR_FILES;
 851             if (m_showHidden) style |= wxDIR_HIDDEN;
 852             // Process each filter (ex: "JPEG Files (*.jpg;*.jpeg)|*.jpg;*.jpeg")
 853             wxStringTokenizer strTok;
 854             wxString curFilter;
 855             strTok.SetString(m_currentFilterStr,wxT(";"));
 856             while(strTok.HasMoreTokens())
 857             {
 858                 curFilter = strTok.GetNextToken();
 859                 if (d.GetFirst(& eachFilename, curFilter, style))
 860                 {
 861                     do
 862                     {
 863                         if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 864                         {
 865                             filenames.Add(eachFilename);
 866                         }
 867                     }
 868                     while (d.GetNext(& eachFilename));
 869                 }
 870             }
 871         }
 872         filenames.Sort(wxDirCtrlStringCompareFunction);
 873     }
 874
 875     // Add the sorted dirs
 876     size_t i;
 877     for (i = 0; i < dirs.GetCount(); i++)
 878     {
 879         eachFilename = dirs[i];
 880         path = dirName;
 881         if (!wxEndsWithPathSeparator(path))
 882             path += wxString(wxFILE_SEP_PATH);
 883         path += eachFilename;
 884
 885         wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,true);
 886         wxTreeItemId id = AppendItem( parentId, eachFilename,
 887                                       wxFileIconsTable::folder, -1, dir_item);
 888         m_treeCtrl->SetItemImage( id, wxFileIconsTable::folder_open,
 889                                   wxTreeItemIcon_Expanded );
 890
 891         // Has this got any children? If so, make it expandable.
 892         // (There are two situations when a dir has children: either it
 893         // has subdirectories or it contains files that weren't filtered
 894         // out. The latter only applies to dirctrl with files.)
 895         if ( dir_item->HasSubDirs() ||
 896              (((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0) &&
 897                dir_item->HasFiles(m_currentFilterStr)) )
 898         {
 899             m_treeCtrl->SetItemHasChildren(id);
 900         }
 901     }
 902
 903     // Add the sorted filenames
 904     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 905     {
 906         for (i = 0; i < filenames.GetCount(); i++)
 907         {
 908             eachFilename = filenames[i];
 909             path = dirName;
 910             if (!wxEndsWithPathSeparator(path))
 911                 path += wxString(wxFILE_SEP_PATH);
 912             path += eachFilename;
 913             //path = dirName + wxString(wxT("/")) + eachFilename;
 914             wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,false);
 915             int image_id = wxFileIconsTable::file;
 916             if (eachFilename.Find(wxT('.')) != wxNOT_FOUND)
 917                 image_id = wxTheFileIconsTable->GetIconID(eachFilename.AfterLast(wxT('.')));
 918             (void) AppendItem( parentId, eachFilename, image_id, -1, dir_item);
 919         }
 920     }
 921 }
 922
 923 void wxGenericDirCtrl::ReCreateTree()
 924 {
 925     CollapseDir(m_treeCtrl->GetRootItem());
 926     ExpandRoot();
 927 }
 928
 929 void wxGenericDirCtrl::CollapseTree()
 930 {
 931     wxTreeItemIdValue cookie;
 932     wxTreeItemId child = m_treeCtrl->GetFirstChild(m_rootId, cookie);
 933     while (child.IsOk())
 934     {
 935         CollapseDir(child);
 936         child = m_treeCtrl->GetNextChild(m_rootId, cookie);
 937     }
 938 }
 939
 940 // Find the child that matches the first part of 'path'.
 941 // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 942 // then the child for /usr is returned.
 943 wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
 944 {
 945     wxString path2(path);
 946
 947     // Make sure all separators are as per the current platform
 948     path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
 949     path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
 950
 951     // Append a separator to foil bogus substring matching
 952     path2 += wxString(wxFILE_SEP_PATH);
 953
 954     // In MSW or PM, case is not significant
 955 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 956     path2.MakeLower();
 957 #endif
 958
 959     wxTreeItemIdValue cookie;
 960     wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
 961     while (childId.IsOk())
 962     {
 963         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 964
 965         if (data && !data->m_path.empty())
 966         {
 967             wxString childPath(data->m_path);
 968             if (!wxEndsWithPathSeparator(childPath))
 969                 childPath += wxString(wxFILE_SEP_PATH);
 970
 971             // In MSW and PM, case is not significant
 972 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 973             childPath.MakeLower();
 974 #endif
 975
 976             if (childPath.length() <= path2.length())
 977             {
 978                 wxString path3 = path2.Mid(0, childPath.length());
 979                 if (childPath == path3)
 980                 {
 981                     if (path3.length() == path2.length())
 982                         done = true;
 983                     else
 984                         done = false;
 985                     return childId;
 986                 }
 987             }
 988         }
 989
 990         childId = m_treeCtrl->GetNextChild(parentId, cookie);
 991     }
 992     wxTreeItemId invalid;
 993     return invalid;
 994 }
 995
 996 // Try to expand as much of the given path as possible,
 997 // and select the given tree item.
 998 bool wxGenericDirCtrl::ExpandPath(const wxString& path)
 999 {
1000     bool done = false;
1001     wxTreeItemId id = FindChild(m_rootId, path, done);
1002     wxTreeItemId lastId = id; // The last non-zero id
1003     while (id.IsOk() && !done)
1004     {
1005         ExpandDir(id);
1006
1007         id = FindChild(id, path, done);
1008         if (id.IsOk())
1009             lastId = id;
1010     }
1011     if (!lastId.IsOk())
1012         return false;
1013
1014     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
1015     if (data->m_isDir)
1016     {
1017         m_treeCtrl->Expand(lastId);
1018     }
1019     if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
1020     {
1021         // Find the first file in this directory
1022         wxTreeItemIdValue cookie;
1023         wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
1024         bool selectedChild = false;
1025         while (childId.IsOk())
1026         {
1027             data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
1028
1029             if (data && data->m_path != wxEmptyString && !data->m_isDir)
1030             {
1031                 m_treeCtrl->SelectItem(childId);
1032                 m_treeCtrl->EnsureVisible(childId);
1033                 selectedChild = true;
1034                 break;
1035             }
1036             childId = m_treeCtrl->GetNextChild(lastId, cookie);
1037         }
1038         if (!selectedChild)
1039         {
1040             m_treeCtrl->SelectItem(lastId);
1041             m_treeCtrl->EnsureVisible(lastId);
1042         }
1043     }
1044     else
1045     {
1046         m_treeCtrl->SelectItem(lastId);
1047         m_treeCtrl->EnsureVisible(lastId);
1048     }
1049
1050     return true;
1051 }
1052
1053
1054 bool wxGenericDirCtrl::CollapsePath(const wxString& path)
1055 {
1056     bool done           = false;
1057     wxTreeItemId id     = FindChild(m_rootId, path, done);
1058     wxTreeItemId lastId = id; // The last non-zero id
1059
1060     while ( id.IsOk() && !done )
1061     {
1062         CollapseDir(id);
1063
1064         id = FindChild(id, path, done);
1065
1066         if ( id.IsOk() )
1067             lastId = id;
1068     }
1069
1070     if ( !lastId.IsOk() )
1071         return false;
1072
1073     m_treeCtrl->SelectItem(lastId);
1074     m_treeCtrl->EnsureVisible(lastId);
1075
1076     return true;
1077 }
1078
1079
1080 wxString wxGenericDirCtrl::GetPath() const
1081 {
1082     wxTreeItemId id = m_treeCtrl->GetSelection();
1083     if (id)
1084     {
1085         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1086         return data->m_path;
1087     }
1088     else
1089         return wxEmptyString;
1090 }
1091
1092 wxString wxGenericDirCtrl::GetFilePath() const
1093 {
1094     wxTreeItemId id = m_treeCtrl->GetSelection();
1095     if (id)
1096     {
1097         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1098         if (data->m_isDir)
1099             return wxEmptyString;
1100         else
1101             return data->m_path;
1102     }
1103     else
1104         return wxEmptyString;
1105 }
1106
1107 void wxGenericDirCtrl::SetPath(const wxString& path)
1108 {
1109     m_defaultPath = path;
1110     if (m_rootId)
1111         ExpandPath(path);
1112 }
1113
1114 // Not used
1115 #if 0
1116 void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1117 {
1118     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1119
1120     // This may take a longish time. Go to busy cursor
1121     wxBusyCursor busy;
1122
1123     wxASSERT(data);
1124
1125     wxString search,path,filename;
1126
1127     wxString dirName(data->m_path);
1128
1129 #if defined(__WXMSW__) || defined(__OS2__)
1130     if (dirName.Last() == ':')
1131         dirName += wxString(wxFILE_SEP_PATH);
1132 #endif
1133
1134     wxDir d;
1135     wxString eachFilename;
1136
1137     wxLogNull log;
1138     d.Open(dirName);
1139
1140     if (d.IsOpened())
1141     {
1142         if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1143         {
1144             do
1145             {
1146                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1147                 {
1148                     filenames.Add(eachFilename);
1149                 }
1150             }
1151             while (d.GetNext(& eachFilename)) ;
1152         }
1153     }
1154 }
1155 #endif
1156
1157 void wxGenericDirCtrl::SetFilterIndex(int n)
1158 {
1159     m_currentFilter = n;
1160
1161     wxString f, d;
1162     if (ExtractWildcard(m_filter, n, f, d))
1163         m_currentFilterStr = f;
1164     else
1165 #ifdef __UNIX__
1166         m_currentFilterStr = wxT("*");
1167 #else
1168         m_currentFilterStr = wxT("*.*");
1169 #endif
1170 }
1171
1172 void wxGenericDirCtrl::SetFilter(const wxString& filter)
1173 {
1174     m_filter = filter;
1175
1176     if (!filter.empty() && !m_filterListCtrl)
1177         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL);
1178     else if (filter.empty() && m_filterListCtrl)
1179     {
1180         m_filterListCtrl->Destroy();
1181         m_filterListCtrl = NULL;
1182     }
1183
1184     wxString f, d;
1185     if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1186         m_currentFilterStr = f;
1187     else
1188 #ifdef __UNIX__
1189         m_currentFilterStr = wxT("*");
1190 #else
1191         m_currentFilterStr = wxT("*.*");
1192 #endif
1193     // current filter index is meaningless after filter change, set it to zero
1194     SetFilterIndex(0);
1195     if (m_filterListCtrl)
1196         m_filterListCtrl->FillFilterList(m_filter, 0);
1197 }
1198
1199 // Extract description and actual filter from overall filter string
1200 bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1201 {
1202     wxArrayString filters, descriptions;
1203     int count = wxParseCommonDialogsFilter(filterStr, descriptions, filters);
1204     if (count > 0 && n < count)
1205     {
1206         filter = filters[n];
1207         description = descriptions[n];
1208         return true;
1209     }
1210
1211     return false;
1212 }
1213
1214
1215 void wxGenericDirCtrl::DoResize()
1216 {
1217     wxSize sz = GetClientSize();
1218     int verticalSpacing = 3;
1219     if (m_treeCtrl)
1220     {
1221         wxSize filterSz ;
1222         if (m_filterListCtrl)
1223         {
1224             filterSz = m_filterListCtrl->GetSize();
1225             sz.y -= (filterSz.y + verticalSpacing);
1226         }
1227         m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1228         if (m_filterListCtrl)
1229         {
1230             m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1231             // Don't know why, but this needs refreshing after a resize (wxMSW)
1232             m_filterListCtrl->Refresh();
1233         }
1234     }
1235 }
1236
1237
1238 void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1239 {
1240     DoResize();
1241 }
1242
1243 wxTreeItemId wxGenericDirCtrl::AppendItem (const wxTreeItemId & parent,
1244                                            const wxString & text,
1245                                            int image, int selectedImage,
1246                                            wxTreeItemData * data)
1247 {
1248   wxTreeCtrl *treeCtrl = GetTreeCtrl ();
1249
1250   wxASSERT (treeCtrl);
1251
1252   if (treeCtrl)
1253   {
1254     return treeCtrl->AppendItem (parent, text, image, selectedImage, data);
1255   }
1256   else
1257   {
1258     return wxTreeItemId();
1259   }
1260 }
1261
1262
1263 //-----------------------------------------------------------------------------
1264 // wxDirFilterListCtrl
1265 //-----------------------------------------------------------------------------
1266
1267 IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1268
1269 BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1270     EVT_CHOICE(wxID_ANY, wxDirFilterListCtrl::OnSelFilter)
1271 END_EVENT_TABLE()
1272
1273 bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent,
1274                                  const wxWindowID id,
1275                                  const wxPoint& pos,
1276                                  const wxSize& size,
1277                                  long style)
1278 {
1279     m_dirCtrl = parent;
1280
1281     // by default our border style is determined by the style of our parent
1282     if ( !(style & wxBORDER_MASK) )
1283     {
1284         style |= parent->HasFlag(wxDIRCTRL_3D_INTERNAL) ? wxBORDER_SUNKEN
1285                                                         : wxBORDER_NONE;
1286     }
1287
1288     return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1289 }
1290
1291 void wxDirFilterListCtrl::Init()
1292 {
1293     m_dirCtrl = NULL;
1294 }
1295
1296 void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1297 {
1298     int sel = GetSelection();
1299
1300     wxString currentPath = m_dirCtrl->GetPath();
1301
1302     m_dirCtrl->SetFilterIndex(sel);
1303
1304     // If the filter has changed, the view is out of date, so
1305     // collapse the tree.
1306     m_dirCtrl->ReCreateTree();
1307
1308     // Try to restore the selection, or at least the directory
1309     m_dirCtrl->ExpandPath(currentPath);
1310 }
1311
1312 void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1313 {
1314     Clear();
1315     wxArrayString descriptions, filters;
1316     size_t n = (size_t) wxParseCommonDialogsFilter(filter, descriptions, filters);
1317
1318     if (n > 0 && defaultFilter < (int) n)
1319     {
1320         for (size_t i = 0; i < n; i++)
1321             Append(descriptions[i]);
1322         SetSelection(defaultFilter);
1323     }
1324 }
1325 #endif // wxUSE_DIRDLG
1326
1327 #if wxUSE_DIRDLG || wxUSE_FILEDLG
1328
1329 // ----------------------------------------------------------------------------
1330 // wxFileIconsTable icons
1331 // ----------------------------------------------------------------------------
1332
1333 #ifndef __WXGTK24__
1334 /* Computer (c) Julian Smart */
1335 static const char * file_icons_tbl_computer_xpm[] = {
1336 /* columns rows colors chars-per-pixel */
1337 "16 16 42 1",
1338 "r c #4E7FD0",
1339 "$ c #7198D9",
1340 "; c #DCE6F6",
1341 "q c #FFFFFF",
1342 "u c #4A7CCE",
1343 "# c #779DDB",
1344 "w c #95B2E3",
1345 "y c #7FA2DD",
1346 "f c #3263B4",
1347 "= c #EAF0FA",
1348 "< c #B1C7EB",
1349 "% c #6992D7",
1350 "9 c #D9E4F5",
1351 "o c #9BB7E5",
1352 "6 c #F7F9FD",
1353 ", c #BED0EE",
1354 "3 c #F0F5FC",
1355 "1 c #A8C0E8",
1356 "  c None",
1357 "0 c #FDFEFF",
1358 "4 c #C4D5F0",
1359 "@ c #81A4DD",
1360 "e c #4377CD",
1361 "- c #E2EAF8",
1362 "i c #9FB9E5",
1363 "> c #CCDAF2",
1364 "+ c #89A9DF",
1365 "s c #5584D1",
1366 "t c #5D89D3",
1367 ": c #D2DFF4",
1368 "5 c #FAFCFE",
1369 "2 c #F5F8FD",
1370 "8 c #DFE8F7",
1371 "& c #5E8AD4",
1372 "X c #638ED5",
1373 "a c #CEDCF2",
1374 "p c #90AFE2",
1375 "d c #2F5DA9",
1376 "* c #5282D0",
1377 "7 c #E5EDF9",
1378 ". c #A2BCE6",
1379 "O c #8CACE0",
1380 /* pixels */
1381 "                ",
1382 "  .XXXXXXXXXXX  ",
1383 "  oXO++@#$%&*X  ",
1384 "  oX=-;:>,<1%X  ",
1385 "  oX23=-;:4,$X  ",
1386 "  oX5633789:@X  ",
1387 "  oX05623=78+X  ",
1388 "  oXqq05623=OX  ",
1389 "  oX,,,,,<<<$X  ",
1390 "  wXXXXXXXXXXe  ",
1391 "  XrtX%$$y@+O,, ",
1392 "  uyiiiiiiiii@< ",
1393 " ouiiiiiiiiiip<a",
1394 " rustX%$$y@+Ow,,",
1395 " dfffffffffffffd",
1396 "                "
1397 };
1398 #endif // GTK+ < 2.4
1399
1400 // ----------------------------------------------------------------------------
1401 // wxFileIconsTable & friends
1402 // ----------------------------------------------------------------------------
1403
1404 // global instance of a wxFileIconsTable
1405 wxFileIconsTable* wxTheFileIconsTable = (wxFileIconsTable *)NULL;
1406
1407 // A module to allow icons table cleanup
1408
1409 class wxFileIconsTableModule: public wxModule
1410 {
1411 DECLARE_DYNAMIC_CLASS(wxFileIconsTableModule)
1412 public:
1413     wxFileIconsTableModule() {}
1414     bool OnInit() { wxTheFileIconsTable = new wxFileIconsTable; return true; }
1415     void OnExit()
1416     {
1417         if (wxTheFileIconsTable)
1418         {
1419             delete wxTheFileIconsTable;
1420             wxTheFileIconsTable = NULL;
1421         }
1422     }
1423 };
1424
1425 IMPLEMENT_DYNAMIC_CLASS(wxFileIconsTableModule, wxModule)
1426
1427 class wxFileIconEntry : public wxObject
1428 {
1429 public:
1430     wxFileIconEntry(int i) { id = i; }
1431
1432     int id;
1433 };
1434
1435 wxFileIconsTable::wxFileIconsTable()
1436 {
1437     m_HashTable = NULL;
1438     m_smallImageList = NULL;
1439 }
1440
1441 wxFileIconsTable::~wxFileIconsTable()
1442 {
1443     if (m_HashTable)
1444     {
1445         WX_CLEAR_HASH_TABLE(*m_HashTable);
1446         delete m_HashTable;
1447     }
1448     if (m_smallImageList) delete m_smallImageList;
1449 }
1450
1451 // delayed initialization - wait until first use (wxArtProv not created yet)
1452 void wxFileIconsTable::Create()
1453 {
1454     wxCHECK_RET(!m_smallImageList && !m_HashTable, wxT("creating icons twice"));
1455     m_HashTable = new wxHashTable(wxKEY_STRING);
1456     m_smallImageList = new wxImageList(16, 16);
1457
1458     // folder:
1459     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER,
1460                                                    wxART_CMN_DIALOG,
1461                                                    wxSize(16, 16)));
1462     // folder_open
1463     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER_OPEN,
1464                                                    wxART_CMN_DIALOG,
1465                                                    wxSize(16, 16)));
1466     // computer
1467 #ifdef __WXGTK24__
1468     // GTK24 uses this icon in the file open dialog
1469     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1470                                                    wxART_CMN_DIALOG,
1471                                                    wxSize(16, 16)));
1472 #else
1473     m_smallImageList->Add(wxIcon(file_icons_tbl_computer_xpm));
1474 #endif
1475     // drive
1476     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1477                                                    wxART_CMN_DIALOG,
1478                                                    wxSize(16, 16)));
1479     // cdrom
1480     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_CDROM,
1481                                                    wxART_CMN_DIALOG,
1482                                                    wxSize(16, 16)));
1483     // floppy
1484     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FLOPPY,
1485                                                    wxART_CMN_DIALOG,
1486                                                    wxSize(16, 16)));
1487     // removeable
1488     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_REMOVABLE,
1489                                                    wxART_CMN_DIALOG,
1490                                                    wxSize(16, 16)));
1491     // file
1492     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_NORMAL_FILE,
1493                                                    wxART_CMN_DIALOG,
1494                                                    wxSize(16, 16)));
1495     // executable
1496     if (GetIconID(wxEmptyString, _T("application/x-executable")) == file)
1497     {
1498         m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_EXECUTABLE_FILE,
1499                                                        wxART_CMN_DIALOG,
1500                                                        wxSize(16, 16)));
1501         delete m_HashTable->Get(_T("exe"));
1502         m_HashTable->Delete(_T("exe"));
1503         m_HashTable->Put(_T("exe"), new wxFileIconEntry(executable));
1504     }
1505     /* else put into list by GetIconID
1506        (KDE defines application/x-executable for *.exe and has nice icon)
1507      */
1508 }
1509
1510 wxImageList *wxFileIconsTable::GetSmallImageList()
1511 {
1512     if (!m_smallImageList)
1513         Create();
1514
1515     return m_smallImageList;
1516 }
1517
1518 #if wxUSE_MIMETYPE && wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
1519 // VS: we don't need this function w/o wxMimeTypesManager because we'll only have
1520 //     one icon and we won't resize it
1521
1522 static wxBitmap CreateAntialiasedBitmap(const wxImage& img)
1523 {
1524     const unsigned int size = 16;
1525
1526     wxImage smallimg (size, size);
1527     unsigned char *p1, *p2, *ps;
1528     unsigned char mr = img.GetMaskRed(),
1529                   mg = img.GetMaskGreen(),
1530                   mb = img.GetMaskBlue();
1531
1532     unsigned x, y;
1533     unsigned sr, sg, sb, smask;
1534
1535     p1 = img.GetData(), p2 = img.GetData() + 3 * size*2, ps = smallimg.GetData();
1536     smallimg.SetMaskColour(mr, mr, mr);
1537
1538     for (y = 0; y < size; y++)
1539     {
1540         for (x = 0; x < size; x++)
1541         {
1542             sr = sg = sb = smask = 0;
1543             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1544                 sr += p1[0], sg += p1[1], sb += p1[2];
1545             else smask++;
1546             p1 += 3;
1547             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1548                 sr += p1[0], sg += p1[1], sb += p1[2];
1549             else smask++;
1550             p1 += 3;
1551             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1552                 sr += p2[0], sg += p2[1], sb += p2[2];
1553             else smask++;
1554             p2 += 3;
1555             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1556                 sr += p2[0], sg += p2[1], sb += p2[2];
1557             else smask++;
1558             p2 += 3;
1559
1560             if (smask > 2)
1561                 ps[0] = ps[1] = ps[2] = mr;
1562             else
1563             {
1564                 ps[0] = (unsigned char)(sr >> 2);
1565                 ps[1] = (unsigned char)(sg >> 2);
1566                 ps[2] = (unsigned char)(sb >> 2);
1567             }
1568             ps += 3;
1569         }
1570         p1 += size*2 * 3, p2 += size*2 * 3;
1571     }
1572
1573     return wxBitmap(smallimg);
1574 }
1575
1576 // This function is currently not unused anymore
1577 #if 0
1578 // finds empty borders and return non-empty area of image:
1579 static wxImage CutEmptyBorders(const wxImage& img)
1580 {
1581     unsigned char mr = img.GetMaskRed(),
1582                   mg = img.GetMaskGreen(),
1583                   mb = img.GetMaskBlue();
1584     unsigned char *dt = img.GetData(), *dttmp;
1585     unsigned w = img.GetWidth(), h = img.GetHeight();
1586
1587     unsigned top, bottom, left, right, i;
1588     bool empt;
1589
1590 #define MK_DTTMP(x,y)      dttmp = dt + ((x + y * w) * 3)
1591 #define NOEMPTY_PIX(empt)  if (dttmp[0] != mr || dttmp[1] != mg || dttmp[2] != mb) {empt = false; break;}
1592
1593     for (empt = true, top = 0; empt && top < h; top++)
1594     {
1595         MK_DTTMP(0, top);
1596         for (i = 0; i < w; i++, dttmp+=3)
1597             NOEMPTY_PIX(empt)
1598     }
1599     for (empt = true, bottom = h-1; empt && bottom > top; bottom--)
1600     {
1601         MK_DTTMP(0, bottom);
1602         for (i = 0; i < w; i++, dttmp+=3)
1603             NOEMPTY_PIX(empt)
1604     }
1605     for (empt = true, left = 0; empt && left < w; left++)
1606     {
1607         MK_DTTMP(left, 0);
1608         for (i = 0; i < h; i++, dttmp+=3*w)
1609             NOEMPTY_PIX(empt)
1610     }
1611     for (empt = true, right = w-1; empt && right > left; right--)
1612     {
1613         MK_DTTMP(right, 0);
1614         for (i = 0; i < h; i++, dttmp+=3*w)
1615             NOEMPTY_PIX(empt)
1616     }
1617     top--, left--, bottom++, right++;
1618
1619     return img.GetSubImage(wxRect(left, top, right - left + 1, bottom - top + 1));
1620 }
1621 #endif // #if 0
1622
1623 #endif // wxUSE_MIMETYPE
1624
1625 int wxFileIconsTable::GetIconID(const wxString& extension, const wxString& mime)
1626 {
1627     if (!m_smallImageList)
1628         Create();
1629
1630 #if wxUSE_MIMETYPE
1631     if (!extension.empty())
1632     {
1633         wxFileIconEntry *entry = (wxFileIconEntry*) m_HashTable->Get(extension);
1634         if (entry) return (entry -> id);
1635     }
1636
1637     wxFileType *ft = (mime.empty()) ?
1638                    wxTheMimeTypesManager -> GetFileTypeFromExtension(extension) :
1639                    wxTheMimeTypesManager -> GetFileTypeFromMimeType(mime);
1640
1641     wxIconLocation iconLoc;
1642     wxIcon ic;
1643
1644     {
1645         wxLogNull logNull;
1646         if ( ft && ft->GetIcon(&iconLoc) )
1647         {
1648             ic = wxIcon( iconLoc );
1649         }
1650     }
1651
1652     delete ft;
1653
1654     if ( !ic.Ok() )
1655     {
1656         int newid = file;
1657         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1658         return newid;
1659     }
1660
1661     wxBitmap bmp;
1662     bmp.CopyFromIcon(ic);
1663
1664     if ( !bmp.Ok() )
1665     {
1666         int newid = file;
1667         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1668         return newid;
1669     }
1670
1671     const unsigned int size = 16;
1672
1673     int id = m_smallImageList->GetImageCount();
1674     if ((bmp.GetWidth() == (int) size) && (bmp.GetHeight() == (int) size))
1675     {
1676         m_smallImageList->Add(bmp);
1677     }
1678 #if wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
1679     else
1680     {
1681         wxImage img = bmp.ConvertToImage();
1682
1683         if ((img.GetWidth() != size*2) || (img.GetHeight() != size*2))
1684 //            m_smallImageList->Add(CreateAntialiasedBitmap(CutEmptyBorders(img).Rescale(size*2, size*2)));
1685             m_smallImageList->Add(CreateAntialiasedBitmap(img.Rescale(size*2, size*2)));
1686         else
1687             m_smallImageList->Add(CreateAntialiasedBitmap(img));
1688     }
1689 #endif // wxUSE_IMAGE
1690
1691     m_HashTable->Put(extension, new wxFileIconEntry(id));
1692     return id;
1693
1694 #else // !wxUSE_MIMETYPE
1695
1696     wxUnusedVar(mime);
1697     if (extension == wxT("exe"))
1698         return executable;
1699     else
1700         return file;
1701 #endif // wxUSE_MIMETYPE/!wxUSE_MIMETYPE
1702 }
1703
1704 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG