src/generic/dirctrlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "dirctrlg.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #if wxUSE_DIRDLG || wxUSE_FILEDLG
  24
  25 #include "wx/generic/dirctrlg.h"
  26 #include "wx/module.h"
  27 #include "wx/utils.h"
  28 #include "wx/button.h"
  29 #include "wx/layout.h"
  30 #include "wx/msgdlg.h"
  31 #include "wx/textctrl.h"
  32 #include "wx/textdlg.h"
  33 #include "wx/filefn.h"
  34 #include "wx/cmndata.h"
  35 #include "wx/gdicmn.h"
  36 #include "wx/intl.h"
  37 #include "wx/imaglist.h"
  38 #include "wx/icon.h"
  39 #include "wx/log.h"
  40 #include "wx/sizer.h"
  41 #include "wx/tokenzr.h"
  42 #include "wx/dir.h"
  43 #include "wx/settings.h"
  44 #include "wx/artprov.h"
  45 #include "wx/hash.h"
  46 #include "wx/mimetype.h"
  47 #include "wx/image.h"
  48 #include "wx/choice.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
  62 // FIXME - Mingw32 1.0 has both _getdrive() and _chdrive(). For now, let's assume
  63 //         older releases don't, but it should be verified and the checks modified
  64 //         accordingly.
  65 #if !defined(__GNUWIN32__) || (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
  66 #if !defined(__WXWINCE__)
  67   #include <direct.h>
  68 #endif
  69   #include <stdlib.h>
  70   #include <ctype.h>
  71 #endif
  72
  73 #endif
  74
  75 #if defined(__OS2__) || defined(__DOS__)
  76   #ifdef __OS2__
  77     #define INCL_BASE
  78     #include <os2.h>
  79     #ifndef __EMX__
  80       #include <direct.h>
  81     #endif
  82     #include <stdlib.h>
  83     #include <ctype.h>
  84   #endif
  85   extern bool wxIsDriveAvailable(const wxString& dirName);
  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 // If compiled under Windows, this macro can cause problems
  97 #ifdef GetFirstChild
  98 #undef GetFirstChild
  99 #endif
 100
 101 // ----------------------------------------------------------------------------
 102 // wxGetAvailableDrives, for WINDOWS, DOS, OS2, MAC, UNIX (returns "/")
 103 // ----------------------------------------------------------------------------
 104
 105 size_t wxGetAvailableDrives(wxArrayString &paths, wxArrayString &names, wxArrayInt &icon_ids)
 106 {
 107 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 108
 109 #ifdef __WXWINCE__
 110     // No logical drives; return "\"
 111     paths.Add(wxT("\\"));
 112     names.Add(wxT("\\"));
 113     icon_ids.Add(wxFileIconsTable::computer);
 114 #elif defined(__WIN32__)
 115     wxChar driveBuffer[256];
 116     size_t n = (size_t) GetLogicalDriveStrings(255, driveBuffer);
 117     size_t i = 0;
 118     while (i < n)
 119     {
 120         wxString path, name;
 121         path.Printf(wxT("%c:\\"), driveBuffer[i]);
 122         name.Printf(wxT("%c:"), driveBuffer[i]);
 123
 124         int imageId;
 125         int driveType = ::GetDriveType(path);
 126         switch (driveType)
 127         {
 128             case DRIVE_REMOVABLE:
 129                 if (path == wxT("a:\\") || path == wxT("b:\\"))
 130                     imageId = wxFileIconsTable::floppy;
 131                 else
 132                     imageId = wxFileIconsTable::removeable;
 133                 break;
 134             case DRIVE_CDROM:
 135                 imageId = wxFileIconsTable::cdrom;
 136                 break;
 137             case DRIVE_REMOTE:
 138             case DRIVE_FIXED:
 139             default:
 140                 imageId = wxFileIconsTable::drive;
 141                 break;
 142         }
 143
 144         paths.Add(path);
 145         names.Add(name);
 146         icon_ids.Add(imageId);
 147
 148         while (driveBuffer[i] != wxT('\0'))
 149             i ++;
 150         i ++;
 151         if (driveBuffer[i] == wxT('\0'))
 152             break;
 153     }
 154 #elif defined(__OS2__)
 155     APIRET rc;
 156     ULONG ulDriveNum = 0;
 157     ULONG ulDriveMap = 0;
 158     rc = ::DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
 159     if ( rc == 0)
 160     {
 161         size_t i = 0;
 162         while (i < 26)
 163         {
 164             if (ulDriveMap & ( 1 << i ))
 165             {
 166                 wxString path, name;
 167                 path.Printf(wxT("%c:\\"), 'A' + i);
 168                 name.Printf(wxT("%c:"), 'A' + i);
 169
 170                 int imageId;
 171                 if (path == wxT("A:\\") || path == wxT("B:\\"))
 172                     imageId = wxFileIconsTable::floppy;
 173                 else
 174                     imageId = wxFileIconsTable::drive;
 175                 paths.Add(path);
 176                 names.Add(name);
 177                 icon_ids.Add(imageId);
 178             }
 179             i ++;
 180         }
 181     }
 182 #else // !__WIN32__, !__OS2__
 183     int drive;
 184
 185     /* If we can switch to the drive, it exists. */
 186     for( drive = 1; drive <= 26; drive++ )
 187     {
 188         wxString path, name;
 189         path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
 190         name.Printf(wxT("%c:"), (char) (drive + 'A' - 1));
 191
 192         if (wxIsDriveAvailable(path))
 193         {
 194             paths.Add(path);
 195             names.Add(name);
 196             icon_ids.Add((drive <= 2) ? wxFileIconsTable::floppy : wxFileIconsTable::drive);
 197         }
 198     }
 199 #endif // __WIN32__/!__WIN32__
 200
 201 #elif defined(__WXMAC__)
 202
 203     ItemCount volumeIndex = 1;
 204     OSErr err = noErr ;
 205
 206     while( noErr == err )
 207     {
 208         HFSUniStr255 volumeName ;
 209         FSRef fsRef ;
 210         FSVolumeInfo volumeInfo ;
 211         err = FSGetVolumeInfo(0, volumeIndex, NULL, kFSVolInfoFlags , &volumeInfo , &volumeName, &fsRef);
 212         if( noErr == err )
 213         {
 214             wxString path = wxMacFSRefToPath( &fsRef ) ;
 215             wxString name = wxMacHFSUniStrToString( &volumeName ) ;
 216
 217             if ( (volumeInfo.flags & kFSVolFlagSoftwareLockedMask) || (volumeInfo.flags & kFSVolFlagHardwareLockedMask) )
 218             {
 219                 icon_ids.Add(wxFileIconsTable::cdrom);
 220             }
 221             else
 222             {
 223                 icon_ids.Add(wxFileIconsTable::drive);
 224             }
 225             // todo other removable
 226
 227             paths.Add(path);
 228             names.Add(name);
 229             volumeIndex++ ;
 230         }
 231     }
 232
 233 #elif defined(__UNIX__)
 234     paths.Add(wxT("/"));
 235     names.Add(wxT("/"));
 236     icon_ids.Add(wxFileIconsTable::computer);
 237 #else
 238     #error "Unsupported platform in wxGenericDirCtrl!"
 239 #endif
 240     wxASSERT_MSG( (paths.GetCount() == names.GetCount()), wxT("The number of paths and their human readable names should be equal in number."));
 241     wxASSERT_MSG( (paths.GetCount() == icon_ids.GetCount()), wxT("Wrong number of icons for available drives."));
 242     return paths.GetCount();
 243 }
 244
 245 // ----------------------------------------------------------------------------
 246 // wxIsDriveAvailable
 247 // ----------------------------------------------------------------------------
 248
 249 #if defined(__DOS__)
 250
 251 bool wxIsDriveAvailable(const wxString& dirName)
 252 {
 253     // FIXME_MGL - this method leads to hang up under Watcom for some reason
 254 #ifndef __WATCOMC__
 255     if ( dirName.Len() == 3 && dirName[1u] == wxT(':') )
 256     {
 257         wxString dirNameLower(dirName.Lower());
 258         // VS: always return true for removable media, since Win95 doesn't
 259         //     like it when MS-DOS app accesses empty floppy drive
 260         return (dirNameLower[0u] == wxT('a') ||
 261                 dirNameLower[0u] == wxT('b') ||
 262                 wxDirExists(dirNameLower));
 263     }
 264     else
 265 #endif
 266         return true;
 267 }
 268
 269 #elif defined(__WINDOWS__) || defined(__OS2__)
 270
 271 int setdrive(int drive)
 272 {
 273 #ifdef __WXWINCE__
 274     wxUnusedVar(drive);
 275     return 0;
 276 #elif defined(__GNUWIN32__) && \
 277     (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 278     return _chdrive(drive);
 279 #else
 280     wxChar  newdrive[4];
 281
 282     if (drive < 1 || drive > 31)
 283         return -1;
 284     newdrive[0] = (wxChar)(wxT('A') + drive - 1);
 285     newdrive[1] = wxT(':');
 286 #ifdef __OS2__
 287     newdrive[2] = wxT('\\');
 288     newdrive[3] = wxT('\0');
 289 #else
 290     newdrive[2] = wxT('\0');
 291 #endif
 292 #if defined(__WXMSW__)
 293     if (::SetCurrentDirectory(newdrive))
 294 #else
 295     // VA doesn't know what LPSTR is and has its own set
 296     if (!DosSetCurrentDir((PSZ)newdrive))
 297 #endif
 298         return 0;
 299     else
 300         return -1;
 301 #endif // !GNUWIN32
 302 }
 303
 304 bool wxIsDriveAvailable(const wxString& dirName)
 305 {
 306 #ifdef __WXWINCE__
 307     wxUnusedVar(dirName);
 308     return false;
 309 #else
 310 #ifdef __WIN32__
 311     UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
 312 #endif
 313     bool success = true;
 314
 315     // Check if this is a root directory and if so,
 316     // whether the drive is available.
 317     if (dirName.Len() == 3 && dirName[(size_t)1] == wxT(':'))
 318     {
 319         wxString dirNameLower(dirName.Lower());
 320 #if defined(__GNUWIN32__) && !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 321         success = wxDirExists(dirNameLower);
 322 #else
 323         #if defined(__OS2__)
 324         // Avoid changing to drive since no media may be inserted.
 325         if (dirNameLower[(size_t)0] == 'a' || dirNameLower[(size_t)0] == 'b')
 326             return success;
 327         #endif
 328         int currentDrive = _getdrive();
 329         int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
 330         int err = setdrive( thisDrive ) ;
 331         setdrive( currentDrive );
 332
 333         if (err == -1)
 334         {
 335             success = false;
 336         }
 337 #endif
 338     }
 339 #ifdef __WIN32__
 340     (void) SetErrorMode(errorMode);
 341 #endif
 342
 343     return success;
 344 #endif
 345 }
 346 #endif // __WINDOWS__ || __OS2__
 347
 348 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG
 349
 350
 351
 352 #if wxUSE_DIRDLG
 353
 354 // Function which is called by quick sort. We want to override the default wxArrayString behaviour,
 355 // and sort regardless of case.
 356 static int wxCMPFUNC_CONV wxDirCtrlStringCompareFunction(const wxString& strFirst, const wxString& strSecond)
 357 {
 358     return strFirst.CmpNoCase(strSecond);
 359 }
 360
 361 //-----------------------------------------------------------------------------
 362 // wxDirItemData
 363 //-----------------------------------------------------------------------------
 364
 365 wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
 366                              bool isDir)
 367 {
 368     m_path = path;
 369     m_name = name;
 370     /* Insert logic to detect hidden files here
 371      * In UnixLand we just check whether the first char is a dot
 372      * For FileNameFromPath read LastDirNameInThisPath ;-) */
 373     // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
 374     m_isHidden = false;
 375     m_isExpanded = false;
 376     m_isDir = isDir;
 377 }
 378
 379 void wxDirItemData::SetNewDirName(const wxString& path)
 380 {
 381     m_path = path;
 382     m_name = wxFileNameFromPath(path);
 383 }
 384
 385 bool wxDirItemData::HasSubDirs() const
 386 {
 387     if (m_path.empty())
 388         return false;
 389
 390     wxDir dir;
 391     {
 392         wxLogNull nolog;
 393         if ( !dir.Open(m_path) )
 394             return false;
 395     }
 396
 397     return dir.HasSubDirs();
 398 }
 399
 400 bool wxDirItemData::HasFiles(const wxString& WXUNUSED(spec)) const
 401 {
 402     if (m_path.empty())
 403         return false;
 404
 405     wxDir dir;
 406     {
 407         wxLogNull nolog;
 408         if ( !dir.Open(m_path) )
 409             return false;
 410     }
 411
 412     return dir.HasFiles();
 413 }
 414
 415 //-----------------------------------------------------------------------------
 416 // wxGenericDirCtrl
 417 //-----------------------------------------------------------------------------
 418
 419
 420 #if wxUSE_EXTENDED_RTTI
 421 WX_DEFINE_FLAGS( wxGenericDirCtrlStyle )
 422
 423 wxBEGIN_FLAGS( wxGenericDirCtrlStyle )
 424     // new style border flags, we put them first to
 425     // use them for streaming out
 426     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
 427     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
 428     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
 429     wxFLAGS_MEMBER(wxBORDER_RAISED)
 430     wxFLAGS_MEMBER(wxBORDER_STATIC)
 431     wxFLAGS_MEMBER(wxBORDER_NONE)
 432
 433     // old style border flags
 434     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
 435     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
 436     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
 437     wxFLAGS_MEMBER(wxRAISED_BORDER)
 438     wxFLAGS_MEMBER(wxSTATIC_BORDER)
 439     wxFLAGS_MEMBER(wxBORDER)
 440
 441     // standard window styles
 442     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
 443     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
 444     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
 445     wxFLAGS_MEMBER(wxWANTS_CHARS)
 446     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
 447     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
 448     wxFLAGS_MEMBER(wxVSCROLL)
 449     wxFLAGS_MEMBER(wxHSCROLL)
 450
 451     wxFLAGS_MEMBER(wxDIRCTRL_DIR_ONLY)
 452     wxFLAGS_MEMBER(wxDIRCTRL_3D_INTERNAL)
 453     wxFLAGS_MEMBER(wxDIRCTRL_SELECT_FIRST)
 454     wxFLAGS_MEMBER(wxDIRCTRL_SHOW_FILTERS)
 455
 456 wxEND_FLAGS( wxGenericDirCtrlStyle )
 457
 458 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGenericDirCtrl, wxControl,"wx/dirctrl.h")
 459
 460 wxBEGIN_PROPERTIES_TABLE(wxGenericDirCtrl)
 461     wxHIDE_PROPERTY( Children )
 462     wxPROPERTY( DefaultPath , wxString , SetDefaultPath , GetDefaultPath  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 463     wxPROPERTY( Filter , wxString , SetFilter , GetFilter  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 464     wxPROPERTY( DefaultFilter , int , SetFilterIndex, GetFilterIndex, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 465     wxPROPERTY_FLAGS( WindowStyle, wxGenericDirCtrlStyle, long, SetWindowStyleFlag, GetWindowStyleFlag, EMPTY_MACROVALUE , 0, wxT("Helpstring"), wxT("group") )
 466 wxEND_PROPERTIES_TABLE()
 467
 468 wxBEGIN_HANDLERS_TABLE(wxGenericDirCtrl)
 469 wxEND_HANDLERS_TABLE()
 470
 471 wxCONSTRUCTOR_8( wxGenericDirCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , DefaultPath ,
 472                  wxPoint , Position , wxSize , Size , long , WindowStyle , wxString , Filter , int , DefaultFilter )
 473 #else
 474 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
 475 #endif
 476
 477 BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
 478   EVT_TREE_ITEM_EXPANDING     (wxID_TREECTRL, wxGenericDirCtrl::OnExpandItem)
 479   EVT_TREE_ITEM_COLLAPSED     (wxID_TREECTRL, wxGenericDirCtrl::OnCollapseItem)
 480   EVT_TREE_BEGIN_LABEL_EDIT   (wxID_TREECTRL, wxGenericDirCtrl::OnBeginEditItem)
 481   EVT_TREE_END_LABEL_EDIT     (wxID_TREECTRL, wxGenericDirCtrl::OnEndEditItem)
 482   EVT_SIZE                    (wxGenericDirCtrl::OnSize)
 483 END_EVENT_TABLE()
 484
 485 wxGenericDirCtrl::wxGenericDirCtrl(void)
 486 {
 487     Init();
 488 }
 489
 490 void wxGenericDirCtrl::ExpandRoot()
 491 {
 492     ExpandDir(m_rootId); // automatically expand first level
 493
 494     // Expand and select the default path
 495     if (!m_defaultPath.empty())
 496     {
 497         ExpandPath(m_defaultPath);
 498     }
 499 #ifdef __UNIX__
 500     else
 501     {
 502         // On Unix, there's only one node under the (hidden) root node. It
 503         // represents the / path, so the user would always have to expand it;
 504         // let's do it ourselves
 505         ExpandPath( wxT("/") );
 506     }
 507 #endif
 508 }
 509
 510 bool wxGenericDirCtrl::Create(wxWindow *parent,
 511                               const wxWindowID id,
 512                               const wxString& dir,
 513                               const wxPoint& pos,
 514                               const wxSize& size,
 515                               long style,
 516                               const wxString& filter,
 517                               int defaultFilter,
 518                               const wxString& name)
 519 {
 520     if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
 521         return false;
 522
 523     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 524
 525     Init();
 526
 527     long treeStyle = wxTR_HAS_BUTTONS;
 528
 529     // On Windows CE, if you hide the root, you get a crash when
 530     // attempting to access data for children of the root item.
 531 #ifndef __WXWINCE__
 532     treeStyle |= wxTR_HIDE_ROOT;
 533 #endif
 534
 535 #ifdef __WXGTK20__
 536     treeStyle |= wxTR_NO_LINES;
 537 #endif
 538
 539     if (style & wxDIRCTRL_EDIT_LABELS)
 540         treeStyle |= wxTR_EDIT_LABELS;
 541
 542     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 543         treeStyle |= wxNO_BORDER;
 544     else
 545         treeStyle |= wxBORDER_SUNKEN;
 546
 547     long filterStyle = 0;
 548     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 549         filterStyle |= wxNO_BORDER;
 550     else
 551         filterStyle |= wxBORDER_SUNKEN;
 552
 553     m_treeCtrl = CreateTreeCtrl(this, wxID_TREECTRL,
 554                                 wxPoint(0,0), GetClientSize(), treeStyle);
 555
 556     if (!filter.empty() && (style & wxDIRCTRL_SHOW_FILTERS))
 557         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL, wxDefaultPosition, wxDefaultSize, filterStyle);
 558
 559     m_defaultPath = dir;
 560     m_filter = filter;
 561
 562     if (m_filter.empty())
 563 #ifdef __UNIX__
 564         m_filter = wxT("*");
 565 #else
 566         m_filter = wxT("*.*");
 567 #endif
 568
 569     SetFilterIndex(defaultFilter);
 570
 571     if (m_filterListCtrl)
 572         m_filterListCtrl->FillFilterList(filter, defaultFilter);
 573
 574     m_treeCtrl->SetImageList(wxTheFileIconsTable->GetSmallImageList());
 575
 576     m_showHidden = false;
 577     wxDirItemData* rootData = new wxDirItemData(wxEmptyString, wxEmptyString, true);
 578
 579     wxString rootName;
 580
 581 #if defined(__WINDOWS__) || defined(__OS2__) || defined(__DOS__)
 582     rootName = _("Computer");
 583 #else
 584     rootName = _("Sections");
 585 #endif
 586
 587     m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
 588     m_treeCtrl->SetItemHasChildren(m_rootId);
 589
 590     ExpandRoot();
 591
 592     SetBestSize(size);
 593     DoResize();
 594
 595     return true;
 596 }
 597
 598 wxGenericDirCtrl::~wxGenericDirCtrl()
 599 {
 600 }
 601
 602 void wxGenericDirCtrl::Init()
 603 {
 604     m_showHidden = false;
 605     m_currentFilter = 0;
 606     m_currentFilterStr = wxEmptyString; // Default: any file
 607     m_treeCtrl = NULL;
 608     m_filterListCtrl = NULL;
 609 }
 610
 611 wxTreeCtrl* wxGenericDirCtrl::CreateTreeCtrl(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long treeStyle)
 612 {
 613     return new wxTreeCtrl(parent, id, pos, size, treeStyle);
 614 }
 615
 616 void wxGenericDirCtrl::ShowHidden( bool show )
 617 {
 618     m_showHidden = show;
 619
 620     wxString path = GetPath();
 621     ReCreateTree();
 622     SetPath(path);
 623 }
 624
 625 const wxTreeItemId
 626 wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
 627 {
 628     wxDirItemData *dir_item = new wxDirItemData(path,name,true);
 629
 630     wxTreeItemId id = AppendItem( m_rootId, name, imageId, -1, dir_item);
 631
 632     m_treeCtrl->SetItemHasChildren(id);
 633
 634     return id;
 635 }
 636
 637 void wxGenericDirCtrl::SetupSections()
 638 {
 639     wxArrayString paths, names;
 640     wxArrayInt icons;
 641
 642     size_t n, count = wxGetAvailableDrives(paths, names, icons);
 643
 644 #ifdef __WXGTK20__
 645     wxString home = wxGetHomeDir();
 646     AddSection( home, _("Home directory"), 1);
 647     home += wxT("/Desktop");
 648     AddSection( home, _("Desktop"), 1);
 649 #endif
 650
 651     for (n = 0; n < count; n++)
 652         AddSection(paths[n], names[n], icons[n]);
 653 }
 654
 655 void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
 656 {
 657     // don't rename the main entry "Sections"
 658     if (event.GetItem() == m_rootId)
 659     {
 660         event.Veto();
 661         return;
 662     }
 663
 664     // don't rename the individual sections
 665     if (m_treeCtrl->GetItemParent( event.GetItem() ) == m_rootId)
 666     {
 667         event.Veto();
 668         return;
 669     }
 670 }
 671
 672 void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
 673 {
 674     if ((event.GetLabel().empty()) ||
 675         (event.GetLabel() == _(".")) ||
 676         (event.GetLabel() == _("..")) ||
 677         (event.GetLabel().Find(wxT('/')) != wxNOT_FOUND) ||
 678         (event.GetLabel().Find(wxT('\\')) != wxNOT_FOUND) ||
 679         (event.GetLabel().Find(wxT('|')) != wxNOT_FOUND))
 680     {
 681         wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
 682         dialog.ShowModal();
 683         event.Veto();
 684         return;
 685     }
 686
 687     wxTreeItemId id = event.GetItem();
 688     wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
 689     wxASSERT( data );
 690
 691     wxString new_name( wxPathOnly( data->m_path ) );
 692     new_name += wxString(wxFILE_SEP_PATH);
 693     new_name += event.GetLabel();
 694
 695     wxLogNull log;
 696
 697     if (wxFileExists(new_name))
 698     {
 699         wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
 700         dialog.ShowModal();
 701         event.Veto();
 702     }
 703
 704     if (wxRenameFile(data->m_path,new_name))
 705     {
 706         data->SetNewDirName( new_name );
 707     }
 708     else
 709     {
 710         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 711         dialog.ShowModal();
 712         event.Veto();
 713     }
 714 }
 715
 716 void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
 717 {
 718     wxTreeItemId parentId = event.GetItem();
 719
 720     // VS: this is needed because the event handler is called from wxTreeCtrl
 721     //     ctor when wxTR_HIDE_ROOT was specified
 722
 723     if (!m_rootId.IsOk())
 724
 725         m_rootId = m_treeCtrl->GetRootItem();
 726
 727     ExpandDir(parentId);
 728 }
 729
 730 void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
 731 {
 732     CollapseDir(event.GetItem());
 733 }
 734
 735 void wxGenericDirCtrl::CollapseDir(wxTreeItemId parentId)
 736 {
 737     wxTreeItemId child;
 738
 739     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 740     if (!data->m_isExpanded)
 741         return;
 742
 743     data->m_isExpanded = false;
 744     wxTreeItemIdValue cookie;
 745     /* Workaround because DeleteChildren has disapeared (why?) and
 746      * CollapseAndReset doesn't work as advertised (deletes parent too) */
 747     child = m_treeCtrl->GetFirstChild(parentId, cookie);
 748     while (child.IsOk())
 749     {
 750         m_treeCtrl->Delete(child);
 751         /* Not GetNextChild below, because the cookie mechanism can't
 752          * handle disappearing children! */
 753         child = m_treeCtrl->GetFirstChild(parentId, cookie);
 754     }
 755     if (parentId != m_treeCtrl->GetRootItem())
 756         m_treeCtrl->Collapse(parentId);
 757 }
 758
 759 void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
 760 {
 761     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 762
 763     if (data->m_isExpanded)
 764         return;
 765
 766     data->m_isExpanded = true;
 767
 768     if (parentId == m_treeCtrl->GetRootItem())
 769     {
 770         SetupSections();
 771         return;
 772     }
 773
 774     wxASSERT(data);
 775
 776     wxString search,path,filename;
 777
 778     wxString dirName(data->m_path);
 779
 780 #if (defined(__WINDOWS__) && !defined(__WXWINCE__)) || defined(__DOS__) || defined(__OS2__)
 781     // Check if this is a root directory and if so,
 782     // whether the drive is avaiable.
 783     if (!wxIsDriveAvailable(dirName))
 784     {
 785         data->m_isExpanded = false;
 786         //wxMessageBox(wxT("Sorry, this drive is not available."));
 787         return;
 788     }
 789 #endif
 790
 791     // This may take a longish time. Go to busy cursor
 792     wxBusyCursor busy;
 793
 794 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 795     if (dirName.Last() == ':')
 796         dirName += wxString(wxFILE_SEP_PATH);
 797 #endif
 798
 799     wxArrayString dirs;
 800     wxArrayString filenames;
 801
 802     wxDir d;
 803     wxString eachFilename;
 804
 805     wxLogNull log;
 806     d.Open(dirName);
 807
 808     if (d.IsOpened())
 809     {
 810         int style = wxDIR_DIRS;
 811         if (m_showHidden) style |= wxDIR_HIDDEN;
 812         if (d.GetFirst(& eachFilename, wxEmptyString, style))
 813         {
 814             do
 815             {
 816                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 817                 {
 818                     dirs.Add(eachFilename);
 819                 }
 820             }
 821             while (d.GetNext(&eachFilename));
 822         }
 823     }
 824     dirs.Sort(wxDirCtrlStringCompareFunction);
 825
 826     // Now do the filenames -- but only if we're allowed to
 827     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 828     {
 829         wxLogNull log;
 830
 831         d.Open(dirName);
 832
 833         if (d.IsOpened())
 834         {
 835             int style = wxDIR_FILES;
 836             if (m_showHidden) style |= wxDIR_HIDDEN;
 837             // Process each filter (ex: "JPEG Files (*.jpg;*.jpeg)|*.jpg;*.jpeg")
 838             wxStringTokenizer strTok;
 839             wxString curFilter;
 840             strTok.SetString(m_currentFilterStr,wxT(";"));
 841             while(strTok.HasMoreTokens())
 842             {
 843                 curFilter = strTok.GetNextToken();
 844                 if (d.GetFirst(& eachFilename, curFilter, style))
 845                 {
 846                     do
 847                     {
 848                         if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 849                         {
 850                             filenames.Add(eachFilename);
 851                         }
 852                     }
 853                     while (d.GetNext(& eachFilename));
 854                 }
 855             }
 856         }
 857         filenames.Sort(wxDirCtrlStringCompareFunction);
 858     }
 859
 860     // Add the sorted dirs
 861     size_t i;
 862     for (i = 0; i < dirs.Count(); i++)
 863     {
 864         wxString eachFilename(dirs[i]);
 865         path = dirName;
 866         if (!wxEndsWithPathSeparator(path))
 867             path += wxString(wxFILE_SEP_PATH);
 868         path += eachFilename;
 869
 870         wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,true);
 871         wxTreeItemId id = AppendItem( parentId, eachFilename,
 872                                       wxFileIconsTable::folder, -1, dir_item);
 873         m_treeCtrl->SetItemImage( id, wxFileIconsTable::folder_open,
 874                                   wxTreeItemIcon_Expanded );
 875
 876         // Has this got any children? If so, make it expandable.
 877         // (There are two situations when a dir has children: either it
 878         // has subdirectories or it contains files that weren't filtered
 879         // out. The latter only applies to dirctrl with files.)
 880         if ( dir_item->HasSubDirs() ||
 881              (((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0) &&
 882                dir_item->HasFiles(m_currentFilterStr)) )
 883         {
 884             m_treeCtrl->SetItemHasChildren(id);
 885         }
 886     }
 887
 888     // Add the sorted filenames
 889     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 890     {
 891         for (i = 0; i < filenames.Count(); i++)
 892         {
 893             wxString eachFilename(filenames[i]);
 894             path = dirName;
 895             if (!wxEndsWithPathSeparator(path))
 896                 path += wxString(wxFILE_SEP_PATH);
 897             path += eachFilename;
 898             //path = dirName + wxString(wxT("/")) + eachFilename;
 899             wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,false);
 900             int image_id = wxFileIconsTable::file;
 901             if (eachFilename.Find(wxT('.')) != wxNOT_FOUND)
 902                 image_id = wxTheFileIconsTable->GetIconID(eachFilename.AfterLast(wxT('.')));
 903             (void) AppendItem( parentId, eachFilename, image_id, -1, dir_item);
 904         }
 905     }
 906 }
 907
 908 void wxGenericDirCtrl::ReCreateTree()
 909 {
 910     CollapseDir(m_treeCtrl->GetRootItem());
 911     ExpandRoot();
 912 }
 913
 914 void wxGenericDirCtrl::CollapseTree()
 915 {
 916     wxTreeItemIdValue cookie;
 917     wxTreeItemId child = m_treeCtrl->GetFirstChild(m_rootId, cookie);
 918     while (child.IsOk())
 919     {
 920         CollapseDir(child);
 921         child = m_treeCtrl->GetNextChild(m_rootId, cookie);
 922     }
 923 }
 924
 925 // Find the child that matches the first part of 'path'.
 926 // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 927 // then the child for /usr is returned.
 928 wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
 929 {
 930     wxString path2(path);
 931
 932     // Make sure all separators are as per the current platform
 933     path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
 934     path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
 935
 936     // Append a separator to foil bogus substring matching
 937     path2 += wxString(wxFILE_SEP_PATH);
 938
 939     // In MSW or PM, case is not significant
 940 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 941     path2.MakeLower();
 942 #endif
 943
 944     wxTreeItemIdValue cookie;
 945     wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
 946     while (childId.IsOk())
 947     {
 948         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 949
 950         if (data && !data->m_path.empty())
 951         {
 952             wxString childPath(data->m_path);
 953             if (!wxEndsWithPathSeparator(childPath))
 954                 childPath += wxString(wxFILE_SEP_PATH);
 955
 956             // In MSW and PM, case is not significant
 957 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 958             childPath.MakeLower();
 959 #endif
 960
 961             if (childPath.Len() <= path2.Len())
 962             {
 963                 wxString path3 = path2.Mid(0, childPath.Len());
 964                 if (childPath == path3)
 965                 {
 966                     if (path3.Len() == path2.Len())
 967                         done = true;
 968                     else
 969                         done = false;
 970                     return childId;
 971                 }
 972             }
 973         }
 974
 975         childId = m_treeCtrl->GetNextChild(parentId, cookie);
 976     }
 977     wxTreeItemId invalid;
 978     return invalid;
 979 }
 980
 981 // Try to expand as much of the given path as possible,
 982 // and select the given tree item.
 983 bool wxGenericDirCtrl::ExpandPath(const wxString& path)
 984 {
 985     bool done = false;
 986     wxTreeItemId id = FindChild(m_rootId, path, done);
 987     wxTreeItemId lastId = id; // The last non-zero id
 988     while (id.IsOk() && !done)
 989     {
 990         ExpandDir(id);
 991
 992         id = FindChild(id, path, done);
 993         if (id.IsOk())
 994             lastId = id;
 995     }
 996     if (lastId.IsOk())
 997     {
 998         wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
 999         if (data->m_isDir)
1000         {
1001             m_treeCtrl->Expand(lastId);
1002         }
1003         if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
1004         {
1005             // Find the first file in this directory
1006             wxTreeItemIdValue cookie;
1007             wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
1008             bool selectedChild = false;
1009             while (childId.IsOk())
1010             {
1011                 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
1012
1013                 if (data && data->m_path != wxEmptyString && !data->m_isDir)
1014                 {
1015                     m_treeCtrl->SelectItem(childId);
1016                     m_treeCtrl->EnsureVisible(childId);
1017                     selectedChild = true;
1018                     break;
1019                 }
1020                 childId = m_treeCtrl->GetNextChild(lastId, cookie);
1021             }
1022             if (!selectedChild)
1023             {
1024                 m_treeCtrl->SelectItem(lastId);
1025                 m_treeCtrl->EnsureVisible(lastId);
1026             }
1027         }
1028         else
1029         {
1030             m_treeCtrl->SelectItem(lastId);
1031             m_treeCtrl->EnsureVisible(lastId);
1032         }
1033
1034         return true;
1035     }
1036     else
1037         return false;
1038 }
1039
1040 wxString wxGenericDirCtrl::GetPath() const
1041 {
1042     wxTreeItemId id = m_treeCtrl->GetSelection();
1043     if (id)
1044     {
1045         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1046         return data->m_path;
1047     }
1048     else
1049         return wxEmptyString;
1050 }
1051
1052 wxString wxGenericDirCtrl::GetFilePath() const
1053 {
1054     wxTreeItemId id = m_treeCtrl->GetSelection();
1055     if (id)
1056     {
1057         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1058         if (data->m_isDir)
1059             return wxEmptyString;
1060         else
1061             return data->m_path;
1062     }
1063     else
1064         return wxEmptyString;
1065 }
1066
1067 void wxGenericDirCtrl::SetPath(const wxString& path)
1068 {
1069     m_defaultPath = path;
1070     if (m_rootId)
1071         ExpandPath(path);
1072 }
1073
1074 // Not used
1075 #if 0
1076 void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1077 {
1078     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1079
1080     // This may take a longish time. Go to busy cursor
1081     wxBusyCursor busy;
1082
1083     wxASSERT(data);
1084
1085     wxString search,path,filename;
1086
1087     wxString dirName(data->m_path);
1088
1089 #if defined(__WXMSW__) || defined(__OS2__)
1090     if (dirName.Last() == ':')
1091         dirName += wxString(wxFILE_SEP_PATH);
1092 #endif
1093
1094     wxDir d;
1095     wxString eachFilename;
1096
1097     wxLogNull log;
1098     d.Open(dirName);
1099
1100     if (d.IsOpened())
1101     {
1102         if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1103         {
1104             do
1105             {
1106                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1107                 {
1108                     filenames.Add(eachFilename);
1109                 }
1110             }
1111             while (d.GetNext(& eachFilename)) ;
1112         }
1113     }
1114 }
1115 #endif
1116
1117 void wxGenericDirCtrl::SetFilterIndex(int n)
1118 {
1119     m_currentFilter = n;
1120
1121     wxString f, d;
1122     if (ExtractWildcard(m_filter, n, f, d))
1123         m_currentFilterStr = f;
1124     else
1125 #ifdef __UNIX__
1126         m_currentFilterStr = wxT("*");
1127 #else
1128         m_currentFilterStr = wxT("*.*");
1129 #endif
1130 }
1131
1132 void wxGenericDirCtrl::SetFilter(const wxString& filter)
1133 {
1134     m_filter = filter;
1135
1136     wxString f, d;
1137     if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1138         m_currentFilterStr = f;
1139     else
1140 #ifdef __UNIX__
1141         m_currentFilterStr = wxT("*");
1142 #else
1143         m_currentFilterStr = wxT("*.*");
1144 #endif
1145 }
1146
1147 // Extract description and actual filter from overall filter string
1148 bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1149 {
1150     wxArrayString filters, descriptions;
1151     int count = wxParseCommonDialogsFilter(filterStr, descriptions, filters);
1152     if (count > 0 && n < count)
1153     {
1154         filter = filters[n];
1155         description = descriptions[n];
1156         return true;
1157     }
1158
1159     return false;
1160 }
1161
1162 #if WXWIN_COMPATIBILITY_2_4
1163 // Parses the global filter, returning the number of filters.
1164 // Returns 0 if none or if there's a problem.
1165 // filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
1166 int wxGenericDirCtrl::ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions)
1167 {
1168     return wxParseCommonDialogsFilter(filterStr, descriptions, filters );
1169 }
1170 #endif // WXWIN_COMPATIBILITY_2_4
1171
1172 void wxGenericDirCtrl::DoResize()
1173 {
1174     wxSize sz = GetClientSize();
1175     int verticalSpacing = 3;
1176     if (m_treeCtrl)
1177     {
1178         wxSize filterSz ;
1179         if (m_filterListCtrl)
1180         {
1181 #ifdef __WXMSW__
1182             // For some reason, this is required in order for the
1183             // correct control height to always be returned, rather
1184             // than the drop-down list height which is sometimes returned.
1185             wxSize oldSize = m_filterListCtrl->GetSize();
1186             m_filterListCtrl->SetSize(wxDefaultCoord,
1187                                       wxDefaultCoord,
1188                                       oldSize.x+10,
1189                                       wxDefaultCoord,
1190                                       wxSIZE_USE_EXISTING);
1191             m_filterListCtrl->SetSize(wxDefaultCoord,
1192                                       wxDefaultCoord,
1193                                       oldSize.x,
1194                                       wxDefaultCoord,
1195                                       wxSIZE_USE_EXISTING);
1196 #endif
1197             filterSz = m_filterListCtrl->GetSize();
1198             sz.y -= (filterSz.y + verticalSpacing);
1199         }
1200         m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1201         if (m_filterListCtrl)
1202         {
1203             m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1204             // Don't know why, but this needs refreshing after a resize (wxMSW)
1205             m_filterListCtrl->Refresh();
1206         }
1207     }
1208 }
1209
1210
1211 void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1212 {
1213     DoResize();
1214 }
1215
1216 wxTreeItemId wxGenericDirCtrl::AppendItem (const wxTreeItemId & parent,
1217                                            const wxString & text,
1218                                            int image, int selectedImage,
1219                                            wxTreeItemData * data)
1220 {
1221   wxTreeCtrl *treeCtrl = GetTreeCtrl ();
1222
1223   wxASSERT (treeCtrl);
1224
1225   if (treeCtrl)
1226   {
1227     return treeCtrl->AppendItem (parent, text, image, selectedImage, data);
1228   }
1229   else
1230   {
1231     return wxTreeItemId();
1232   }
1233 }
1234
1235
1236 //-----------------------------------------------------------------------------
1237 // wxDirFilterListCtrl
1238 //-----------------------------------------------------------------------------
1239
1240 IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1241
1242 BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1243     EVT_CHOICE(wxID_ANY, wxDirFilterListCtrl::OnSelFilter)
1244 END_EVENT_TABLE()
1245
1246 bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent, const wxWindowID id,
1247               const wxPoint& pos,
1248               const wxSize& size,
1249               long style)
1250 {
1251     m_dirCtrl = parent;
1252     return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1253 }
1254
1255 void wxDirFilterListCtrl::Init()
1256 {
1257     m_dirCtrl = NULL;
1258 }
1259
1260 void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1261 {
1262     int sel = GetSelection();
1263
1264     wxString currentPath = m_dirCtrl->GetPath();
1265
1266     m_dirCtrl->SetFilterIndex(sel);
1267
1268     // If the filter has changed, the view is out of date, so
1269     // collapse the tree.
1270     m_dirCtrl->ReCreateTree();
1271
1272     // Try to restore the selection, or at least the directory
1273     m_dirCtrl->ExpandPath(currentPath);
1274 }
1275
1276 void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1277 {
1278     Clear();
1279     wxArrayString descriptions, filters;
1280     size_t n = (size_t) wxParseCommonDialogsFilter(filter, descriptions, filters);
1281
1282     if (n > 0 && defaultFilter < (int) n)
1283     {
1284         for (size_t i = 0; i < n; i++)
1285             Append(descriptions[i]);
1286         SetSelection(defaultFilter);
1287     }
1288 }
1289 #endif // wxUSE_DIRDLG
1290
1291 #if wxUSE_DIRDLG || wxUSE_FILEDLG
1292
1293 // ----------------------------------------------------------------------------
1294 // wxFileIconsTable icons
1295 // ----------------------------------------------------------------------------
1296
1297 #ifndef __WXGTK24__
1298 /* Computer */
1299 static const char * file_icons_tbl_computer_xpm[] = {
1300 "16 16 7 1",
1301 "     s None    c None",
1302 ".    c #808080",
1303 "X    c #c0c0c0",
1304 "o    c Black",
1305 "O    c Gray100",
1306 "+    c #008080",
1307 "@    c Blue",
1308 "    ........... ",
1309 "   .XXXXXXXXXX.o",
1310 "   .OOOOOOOOO..o",
1311 "   .OoooooooX..o",
1312 "   .Oo+...@+X..o",
1313 "   .Oo+XXX.+X..o",
1314 "   .Oo+....+X..o",
1315 "   .Oo++++++X..o",
1316 "   .OXXXXXXXX.oo",
1317 "   ..........o.o",
1318 "   ...........Xo",
1319 "   .XXXXXXXXXX.o",
1320 "  .o.o.o.o.o...o",
1321 " .oXoXoXoXoXo.o ",
1322 ".XOXXXXXXXXX.o  ",
1323 "............o   "};
1324 #endif // GTK+ < 2.4
1325
1326 // ----------------------------------------------------------------------------
1327 // wxFileIconsTable & friends
1328 // ----------------------------------------------------------------------------
1329
1330 // global instance of a wxFileIconsTable
1331 wxFileIconsTable* wxTheFileIconsTable = (wxFileIconsTable *)NULL;
1332
1333 // A module to allow icons table cleanup
1334
1335 class wxFileIconsTableModule: public wxModule
1336 {
1337 DECLARE_DYNAMIC_CLASS(wxFileIconsTableModule)
1338 public:
1339     wxFileIconsTableModule() {}
1340     bool OnInit() { wxTheFileIconsTable = new wxFileIconsTable; return true; }
1341     void OnExit()
1342     {
1343         if (wxTheFileIconsTable)
1344         {
1345             delete wxTheFileIconsTable;
1346             wxTheFileIconsTable = NULL;
1347         }
1348     }
1349 };
1350
1351 IMPLEMENT_DYNAMIC_CLASS(wxFileIconsTableModule, wxModule)
1352
1353 class wxFileIconEntry : public wxObject
1354 {
1355 public:
1356     wxFileIconEntry(int i) { id = i; }
1357
1358     int id;
1359 };
1360
1361 wxFileIconsTable::wxFileIconsTable()
1362 {
1363     m_HashTable = NULL;
1364     m_smallImageList = NULL;
1365 }
1366
1367 wxFileIconsTable::~wxFileIconsTable()
1368 {
1369     if (m_HashTable)
1370     {
1371         WX_CLEAR_HASH_TABLE(*m_HashTable);
1372         delete m_HashTable;
1373     }
1374     if (m_smallImageList) delete m_smallImageList;
1375 }
1376
1377 // delayed initialization - wait until first use (wxArtProv not created yet)
1378 void wxFileIconsTable::Create()
1379 {
1380     wxCHECK_RET(!m_smallImageList && !m_HashTable, wxT("creating icons twice"));
1381     m_HashTable = new wxHashTable(wxKEY_STRING);
1382     m_smallImageList = new wxImageList(16, 16);
1383
1384     // folder:
1385     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER,
1386                                                    wxART_CMN_DIALOG,
1387                                                    wxSize(16, 16)));
1388     // folder_open
1389     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER_OPEN,
1390                                                    wxART_CMN_DIALOG,
1391                                                    wxSize(16, 16)));
1392     // computer
1393 #ifdef __WXGTK24__
1394     // GTK24 uses this icon in the file open dialog
1395     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1396                                                    wxART_CMN_DIALOG,
1397                                                    wxSize(16, 16)));
1398 #else
1399     m_smallImageList->Add(wxIcon(file_icons_tbl_computer_xpm));
1400 #endif
1401     // drive
1402     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1403                                                    wxART_CMN_DIALOG,
1404                                                    wxSize(16, 16)));
1405     // cdrom
1406     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_CDROM,
1407                                                    wxART_CMN_DIALOG,
1408                                                    wxSize(16, 16)));
1409     // floppy
1410     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FLOPPY,
1411                                                    wxART_CMN_DIALOG,
1412                                                    wxSize(16, 16)));
1413     // removeable
1414     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_REMOVABLE,
1415                                                    wxART_CMN_DIALOG,
1416                                                    wxSize(16, 16)));
1417     // file
1418     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_NORMAL_FILE,
1419                                                    wxART_CMN_DIALOG,
1420                                                    wxSize(16, 16)));
1421     // executable
1422     if (GetIconID(wxEmptyString, _T("application/x-executable")) == file)
1423     {
1424         m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_EXECUTABLE_FILE,
1425                                                        wxART_CMN_DIALOG,
1426                                                        wxSize(16, 16)));
1427         delete m_HashTable->Get(_T("exe"));
1428         m_HashTable->Delete(_T("exe"));
1429         m_HashTable->Put(_T("exe"), new wxFileIconEntry(executable));
1430     }
1431     /* else put into list by GetIconID
1432        (KDE defines application/x-executable for *.exe and has nice icon)
1433      */
1434 }
1435
1436 wxImageList *wxFileIconsTable::GetSmallImageList()
1437 {
1438     if (!m_smallImageList)
1439         Create();
1440
1441     return m_smallImageList;
1442 }
1443
1444 #if wxUSE_MIMETYPE && wxUSE_IMAGE
1445 // VS: we don't need this function w/o wxMimeTypesManager because we'll only have
1446 //     one icon and we won't resize it
1447
1448 static wxBitmap CreateAntialiasedBitmap(const wxImage& img)
1449 {
1450     const unsigned int size = 16;
1451
1452     wxImage smallimg (size, size);
1453     unsigned char *p1, *p2, *ps;
1454     unsigned char mr = img.GetMaskRed(),
1455                   mg = img.GetMaskGreen(),
1456                   mb = img.GetMaskBlue();
1457
1458     unsigned x, y;
1459     unsigned sr, sg, sb, smask;
1460
1461     p1 = img.GetData(), p2 = img.GetData() + 3 * size*2, ps = smallimg.GetData();
1462     smallimg.SetMaskColour(mr, mr, mr);
1463
1464     for (y = 0; y < size; y++)
1465     {
1466         for (x = 0; x < size; x++)
1467         {
1468             sr = sg = sb = smask = 0;
1469             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1470                 sr += p1[0], sg += p1[1], sb += p1[2];
1471             else smask++;
1472             p1 += 3;
1473             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1474                 sr += p1[0], sg += p1[1], sb += p1[2];
1475             else smask++;
1476             p1 += 3;
1477             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1478                 sr += p2[0], sg += p2[1], sb += p2[2];
1479             else smask++;
1480             p2 += 3;
1481             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1482                 sr += p2[0], sg += p2[1], sb += p2[2];
1483             else smask++;
1484             p2 += 3;
1485
1486             if (smask > 2)
1487                 ps[0] = ps[1] = ps[2] = mr;
1488             else
1489             {
1490                 ps[0] = (unsigned char)(sr >> 2);
1491                 ps[1] = (unsigned char)(sg >> 2);
1492                 ps[2] = (unsigned char)(sb >> 2);
1493             }
1494             ps += 3;
1495         }
1496         p1 += size*2 * 3, p2 += size*2 * 3;
1497     }
1498
1499     return wxBitmap(smallimg);
1500 }
1501
1502 // This function is currently not unused anymore
1503 #if 0
1504 // finds empty borders and return non-empty area of image:
1505 static wxImage CutEmptyBorders(const wxImage& img)
1506 {
1507     unsigned char mr = img.GetMaskRed(),
1508                   mg = img.GetMaskGreen(),
1509                   mb = img.GetMaskBlue();
1510     unsigned char *dt = img.GetData(), *dttmp;
1511     unsigned w = img.GetWidth(), h = img.GetHeight();
1512
1513     unsigned top, bottom, left, right, i;
1514     bool empt;
1515
1516 #define MK_DTTMP(x,y)      dttmp = dt + ((x + y * w) * 3)
1517 #define NOEMPTY_PIX(empt)  if (dttmp[0] != mr || dttmp[1] != mg || dttmp[2] != mb) {empt = false; break;}
1518
1519     for (empt = true, top = 0; empt && top < h; top++)
1520     {
1521         MK_DTTMP(0, top);
1522         for (i = 0; i < w; i++, dttmp+=3)
1523             NOEMPTY_PIX(empt)
1524     }
1525     for (empt = true, bottom = h-1; empt && bottom > top; bottom--)
1526     {
1527         MK_DTTMP(0, bottom);
1528         for (i = 0; i < w; i++, dttmp+=3)
1529             NOEMPTY_PIX(empt)
1530     }
1531     for (empt = true, left = 0; empt && left < w; left++)
1532     {
1533         MK_DTTMP(left, 0);
1534         for (i = 0; i < h; i++, dttmp+=3*w)
1535             NOEMPTY_PIX(empt)
1536     }
1537     for (empt = true, right = w-1; empt && right > left; right--)
1538     {
1539         MK_DTTMP(right, 0);
1540         for (i = 0; i < h; i++, dttmp+=3*w)
1541             NOEMPTY_PIX(empt)
1542     }
1543     top--, left--, bottom++, right++;
1544
1545     return img.GetSubImage(wxRect(left, top, right - left + 1, bottom - top + 1));
1546 }
1547 #endif // #if 0
1548
1549 #endif // wxUSE_MIMETYPE
1550
1551 int wxFileIconsTable::GetIconID(const wxString& extension, const wxString& mime)
1552 {
1553     if (!m_smallImageList)
1554         Create();
1555
1556 #if wxUSE_MIMETYPE
1557     if (!extension.empty())
1558     {
1559         wxFileIconEntry *entry = (wxFileIconEntry*) m_HashTable->Get(extension);
1560         if (entry) return (entry -> id);
1561     }
1562
1563     wxFileType *ft = (mime.empty()) ?
1564                    wxTheMimeTypesManager -> GetFileTypeFromExtension(extension) :
1565                    wxTheMimeTypesManager -> GetFileTypeFromMimeType(mime);
1566
1567     wxIconLocation iconLoc;
1568     wxIcon ic;
1569
1570     {
1571         wxLogNull logNull;
1572         if ( ft && ft->GetIcon(&iconLoc) )
1573         {
1574             ic = wxIcon( iconLoc );
1575         }
1576     }
1577
1578     delete ft;
1579
1580     if ( !ic.Ok() )
1581     {
1582         int newid = file;
1583         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1584         return newid;
1585     }
1586
1587     wxBitmap bmp;
1588     bmp.CopyFromIcon(ic);
1589
1590     if ( !bmp.Ok() )
1591     {
1592         int newid = file;
1593         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1594         return newid;
1595     }
1596
1597     const unsigned int size = 16;
1598
1599     int id = m_smallImageList->GetImageCount();
1600     if ((bmp.GetWidth() == (int) size) && (bmp.GetHeight() == (int) size))
1601     {
1602         m_smallImageList->Add(bmp);
1603     }
1604 #if wxUSE_IMAGE
1605     else
1606     {
1607         wxImage img = bmp.ConvertToImage();
1608
1609         if ((img.GetWidth() != size*2) || (img.GetHeight() != size*2))
1610 //            m_smallImageList->Add(CreateAntialiasedBitmap(CutEmptyBorders(img).Rescale(size*2, size*2)));
1611             m_smallImageList->Add(CreateAntialiasedBitmap(img.Rescale(size*2, size*2)));
1612         else
1613             m_smallImageList->Add(CreateAntialiasedBitmap(img));
1614     }
1615 #endif // wxUSE_IMAGE
1616
1617     m_HashTable->Put(extension, new wxFileIconEntry(id));
1618     return id;
1619
1620 #else // !wxUSE_MIMETYPE
1621
1622     wxUnusedVar(mime);
1623     if (extension == wxT("exe"))
1624         return executable;
1625     else
1626         return file;
1627 #endif // wxUSE_MIMETYPE/!wxUSE_MIMETYPE
1628 }
1629
1630 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG