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
  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         // Do not use GetVolumeInformation to further decorate the
 125         // name, since it can cause severe delays on network drives.
 126
 127         int imageId;
 128         int driveType = ::GetDriveType(path);
 129         switch (driveType)
 130         {
 131             case DRIVE_REMOVABLE:
 132                 if (path == wxT("a:\\") || path == wxT("b:\\"))
 133                     imageId = wxFileIconsTable::floppy;
 134                 else
 135                     imageId = wxFileIconsTable::removeable;
 136                 break;
 137             case DRIVE_CDROM:
 138                 imageId = wxFileIconsTable::cdrom;
 139                 break;
 140             case DRIVE_REMOTE:
 141             case DRIVE_FIXED:
 142             default:
 143                 imageId = wxFileIconsTable::drive;
 144                 break;
 145         }
 146
 147         paths.Add(path);
 148         names.Add(name);
 149         icon_ids.Add(imageId);
 150
 151         while (driveBuffer[i] != wxT('\0'))
 152             i ++;
 153         i ++;
 154         if (driveBuffer[i] == wxT('\0'))
 155             break;
 156     }
 157 #elif defined(__OS2__)
 158     APIRET rc;
 159     ULONG ulDriveNum = 0;
 160     ULONG ulDriveMap = 0;
 161     rc = ::DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
 162     if ( rc == 0)
 163     {
 164         size_t i = 0;
 165         while (i < 26)
 166         {
 167             if (ulDriveMap & ( 1 << i ))
 168             {
 169                 wxString path, name;
 170                 path.Printf(wxT("%c:\\"), 'A' + i);
 171                 name.Printf(wxT("%c:"), 'A' + i);
 172
 173                 // Note: If _filesys is unsupported by some compilers,
 174                 //       we can always replace it by DosQueryFSAttach
 175                 char filesysname[20];
 176 #ifdef __WATCOMC__
 177                 ULONG cbBuffer = sizeof(filesysname);
 178                 PFSQBUFFER2 pfsqBuffer = (PFSQBUFFER2)filesysname;
 179                 APIRET rc = ::DosQueryFSAttach(name.fn_str(),0,FSAIL_QUERYNAME,pfsqBuffer,&cbBuffer);
 180                 if (rc != NO_ERROR)
 181                 {
 182                     filesysname[0] = '\0';
 183                 }
 184 #else
 185                 _filesys(name.fn_str(), filesysname, sizeof(filesysname));
 186 #endif
 187                 /* FAT, LAN, HPFS, CDFS, NFS */
 188                 int imageId;
 189                 if (path == wxT("A:\\") || path == wxT("B:\\"))
 190                     imageId = wxFileIconsTable::floppy;
 191                 else if (!strcmp(filesysname, "CDFS"))
 192                     imageId = wxFileIconsTable::cdrom;
 193                 else if (!strcmp(filesysname, "LAN") ||
 194                          !strcmp(filesysname, "NFS"))
 195                     imageId = wxFileIconsTable::drive;
 196                 else
 197                     imageId = wxFileIconsTable::drive;
 198                 paths.Add(path);
 199                 names.Add(name);
 200                 icon_ids.Add(imageId);
 201             }
 202             i ++;
 203         }
 204     }
 205 #else // !__WIN32__, !__OS2__
 206     int drive;
 207
 208     /* If we can switch to the drive, it exists. */
 209     for( drive = 1; drive <= 26; drive++ )
 210     {
 211         wxString path, name;
 212         path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
 213         name.Printf(wxT("%c:"), (char) (drive + 'A' - 1));
 214
 215         if (wxIsDriveAvailable(path))
 216         {
 217             paths.Add(path);
 218             names.Add(name);
 219             icon_ids.Add((drive <= 2) ? wxFileIconsTable::floppy : wxFileIconsTable::drive);
 220         }
 221     }
 222 #endif // __WIN32__/!__WIN32__
 223
 224 #elif defined(__WXMAC__)
 225
 226     ItemCount volumeIndex = 1;
 227     OSErr err = noErr ;
 228
 229     while( noErr == err )
 230     {
 231         HFSUniStr255 volumeName ;
 232         FSRef fsRef ;
 233         FSVolumeInfo volumeInfo ;
 234         err = FSGetVolumeInfo(0, volumeIndex, NULL, kFSVolInfoFlags , &volumeInfo , &volumeName, &fsRef);
 235         if( noErr == err )
 236         {
 237             wxString path = wxMacFSRefToPath( &fsRef ) ;
 238             wxString name = wxMacHFSUniStrToString( &volumeName ) ;
 239
 240             if ( (volumeInfo.flags & kFSVolFlagSoftwareLockedMask) || (volumeInfo.flags & kFSVolFlagHardwareLockedMask) )
 241             {
 242                 icon_ids.Add(wxFileIconsTable::cdrom);
 243             }
 244             else
 245             {
 246                 icon_ids.Add(wxFileIconsTable::drive);
 247             }
 248             // todo other removable
 249
 250             paths.Add(path);
 251             names.Add(name);
 252             volumeIndex++ ;
 253         }
 254     }
 255
 256 #elif defined(__UNIX__)
 257     paths.Add(wxT("/"));
 258     names.Add(wxT("/"));
 259     icon_ids.Add(wxFileIconsTable::computer);
 260 #else
 261     #error "Unsupported platform in wxGenericDirCtrl!"
 262 #endif
 263     wxASSERT_MSG( (paths.GetCount() == names.GetCount()), wxT("The number of paths and their human readable names should be equal in number."));
 264     wxASSERT_MSG( (paths.GetCount() == icon_ids.GetCount()), wxT("Wrong number of icons for available drives."));
 265     return paths.GetCount();
 266 }
 267
 268 // ----------------------------------------------------------------------------
 269 // wxIsDriveAvailable
 270 // ----------------------------------------------------------------------------
 271
 272 #if defined(__DOS__)
 273
 274 bool wxIsDriveAvailable(const wxString& dirName)
 275 {
 276     // FIXME_MGL - this method leads to hang up under Watcom for some reason
 277 #ifdef __WATCOMC__
 278     wxUnusedVar(dirName);
 279 #else
 280     if ( dirName.length() == 3 && dirName[1u] == wxT(':') )
 281     {
 282         wxString dirNameLower(dirName.Lower());
 283         // VS: always return true for removable media, since Win95 doesn't
 284         //     like it when MS-DOS app accesses empty floppy drive
 285         return (dirNameLower[0u] == wxT('a') ||
 286                 dirNameLower[0u] == wxT('b') ||
 287                 wxDirExists(dirNameLower));
 288     }
 289     else
 290 #endif
 291         return true;
 292 }
 293
 294 #elif defined(__WINDOWS__) || defined(__OS2__)
 295
 296 int setdrive(int WXUNUSED_IN_WINCE(drive))
 297 {
 298 #ifdef __WXWINCE__
 299     return 0;
 300 #elif defined(__GNUWIN32__) && \
 301     (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 302     return _chdrive(drive);
 303 #else
 304     wxChar  newdrive[4];
 305
 306     if (drive < 1 || drive > 31)
 307         return -1;
 308     newdrive[0] = (wxChar)(wxT('A') + drive - 1);
 309     newdrive[1] = wxT(':');
 310 #ifdef __OS2__
 311     newdrive[2] = wxT('\\');
 312     newdrive[3] = wxT('\0');
 313 #else
 314     newdrive[2] = wxT('\0');
 315 #endif
 316 #if defined(__WXMSW__)
 317     if (::SetCurrentDirectory(newdrive))
 318 #else
 319     // VA doesn't know what LPSTR is and has its own set
 320     if (!DosSetCurrentDir((PSZ)newdrive))
 321 #endif
 322         return 0;
 323     else
 324         return -1;
 325 #endif // !GNUWIN32
 326 }
 327
 328 bool wxIsDriveAvailable(const wxString& WXUNUSED_IN_WINCE(dirName))
 329 {
 330 #ifdef __WXWINCE__
 331     return false;
 332 #else
 333 #ifdef __WIN32__
 334     UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
 335 #endif
 336     bool success = true;
 337
 338     // Check if this is a root directory and if so,
 339     // whether the drive is available.
 340     if (dirName.length() == 3 && dirName[(size_t)1] == wxT(':'))
 341     {
 342         wxString dirNameLower(dirName.Lower());
 343 #if defined(__GNUWIN32__) && !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 344         success = wxDirExists(dirNameLower);
 345 #else
 346         #if defined(__OS2__)
 347         // Avoid changing to drive since no media may be inserted.
 348         if (dirNameLower[(size_t)0] == 'a' || dirNameLower[(size_t)0] == 'b')
 349             return success;
 350         #endif
 351         int currentDrive = _getdrive();
 352         int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
 353         int err = setdrive( thisDrive ) ;
 354         setdrive( currentDrive );
 355
 356         if (err == -1)
 357         {
 358             success = false;
 359         }
 360 #endif
 361     }
 362 #ifdef __WIN32__
 363     (void) SetErrorMode(errorMode);
 364 #endif
 365
 366     return success;
 367 #endif
 368 }
 369 #endif // __WINDOWS__ || __OS2__
 370
 371 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG
 372
 373
 374
 375 #if wxUSE_DIRDLG
 376
 377 // Function which is called by quick sort. We want to override the default wxArrayString behaviour,
 378 // and sort regardless of case.
 379 static int wxCMPFUNC_CONV wxDirCtrlStringCompareFunction(const wxString& strFirst, const wxString& strSecond)
 380 {
 381     return strFirst.CmpNoCase(strSecond);
 382 }
 383
 384 //-----------------------------------------------------------------------------
 385 // wxDirItemData
 386 //-----------------------------------------------------------------------------
 387
 388 wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
 389                              bool isDir)
 390 {
 391     m_path = path;
 392     m_name = name;
 393     /* Insert logic to detect hidden files here
 394      * In UnixLand we just check whether the first char is a dot
 395      * For FileNameFromPath read LastDirNameInThisPath ;-) */
 396     // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
 397     m_isHidden = false;
 398     m_isExpanded = false;
 399     m_isDir = isDir;
 400 }
 401
 402 void wxDirItemData::SetNewDirName(const wxString& path)
 403 {
 404     m_path = path;
 405     m_name = wxFileNameFromPath(path);
 406 }
 407
 408 bool wxDirItemData::HasSubDirs() const
 409 {
 410     if (m_path.empty())
 411         return false;
 412
 413     wxDir dir;
 414     {
 415         wxLogNull nolog;
 416         if ( !dir.Open(m_path) )
 417             return false;
 418     }
 419
 420     return dir.HasSubDirs();
 421 }
 422
 423 bool wxDirItemData::HasFiles(const wxString& WXUNUSED(spec)) const
 424 {
 425     if (m_path.empty())
 426         return false;
 427
 428     wxDir dir;
 429     {
 430         wxLogNull nolog;
 431         if ( !dir.Open(m_path) )
 432             return false;
 433     }
 434
 435     return dir.HasFiles();
 436 }
 437
 438 //-----------------------------------------------------------------------------
 439 // wxGenericDirCtrl
 440 //-----------------------------------------------------------------------------
 441
 442
 443 #if wxUSE_EXTENDED_RTTI
 444 WX_DEFINE_FLAGS( wxGenericDirCtrlStyle )
 445
 446 wxBEGIN_FLAGS( wxGenericDirCtrlStyle )
 447     // new style border flags, we put them first to
 448     // use them for streaming out
 449     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
 450     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
 451     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
 452     wxFLAGS_MEMBER(wxBORDER_RAISED)
 453     wxFLAGS_MEMBER(wxBORDER_STATIC)
 454     wxFLAGS_MEMBER(wxBORDER_NONE)
 455
 456     // old style border flags
 457     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
 458     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
 459     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
 460     wxFLAGS_MEMBER(wxRAISED_BORDER)
 461     wxFLAGS_MEMBER(wxSTATIC_BORDER)
 462     wxFLAGS_MEMBER(wxBORDER)
 463
 464     // standard window styles
 465     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
 466     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
 467     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
 468     wxFLAGS_MEMBER(wxWANTS_CHARS)
 469     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
 470     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
 471     wxFLAGS_MEMBER(wxVSCROLL)
 472     wxFLAGS_MEMBER(wxHSCROLL)
 473
 474     wxFLAGS_MEMBER(wxDIRCTRL_DIR_ONLY)
 475     wxFLAGS_MEMBER(wxDIRCTRL_3D_INTERNAL)
 476     wxFLAGS_MEMBER(wxDIRCTRL_SELECT_FIRST)
 477     wxFLAGS_MEMBER(wxDIRCTRL_SHOW_FILTERS)
 478
 479 wxEND_FLAGS( wxGenericDirCtrlStyle )
 480
 481 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGenericDirCtrl, wxControl,"wx/dirctrl.h")
 482
 483 wxBEGIN_PROPERTIES_TABLE(wxGenericDirCtrl)
 484     wxHIDE_PROPERTY( Children )
 485     wxPROPERTY( DefaultPath , wxString , SetDefaultPath , GetDefaultPath  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 486     wxPROPERTY( Filter , wxString , SetFilter , GetFilter  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 487     wxPROPERTY( DefaultFilter , int , SetFilterIndex, GetFilterIndex, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 488     wxPROPERTY_FLAGS( WindowStyle, wxGenericDirCtrlStyle, long, SetWindowStyleFlag, GetWindowStyleFlag, EMPTY_MACROVALUE , 0, wxT("Helpstring"), wxT("group") )
 489 wxEND_PROPERTIES_TABLE()
 490
 491 wxBEGIN_HANDLERS_TABLE(wxGenericDirCtrl)
 492 wxEND_HANDLERS_TABLE()
 493
 494 wxCONSTRUCTOR_8( wxGenericDirCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , DefaultPath ,
 495                  wxPoint , Position , wxSize , Size , long , WindowStyle , wxString , Filter , int , DefaultFilter )
 496 #else
 497 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
 498 #endif
 499
 500 BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
 501   EVT_TREE_ITEM_EXPANDING     (wxID_TREECTRL, wxGenericDirCtrl::OnExpandItem)
 502   EVT_TREE_ITEM_COLLAPSED     (wxID_TREECTRL, wxGenericDirCtrl::OnCollapseItem)
 503   EVT_TREE_BEGIN_LABEL_EDIT   (wxID_TREECTRL, wxGenericDirCtrl::OnBeginEditItem)
 504   EVT_TREE_END_LABEL_EDIT     (wxID_TREECTRL, wxGenericDirCtrl::OnEndEditItem)
 505   EVT_SIZE                    (wxGenericDirCtrl::OnSize)
 506 END_EVENT_TABLE()
 507
 508 wxGenericDirCtrl::wxGenericDirCtrl(void)
 509 {
 510     Init();
 511 }
 512
 513 void wxGenericDirCtrl::ExpandRoot()
 514 {
 515     ExpandDir(m_rootId); // automatically expand first level
 516
 517     // Expand and select the default path
 518     if (!m_defaultPath.empty())
 519     {
 520         ExpandPath(m_defaultPath);
 521     }
 522 #ifdef __UNIX__
 523     else
 524     {
 525         // On Unix, there's only one node under the (hidden) root node. It
 526         // represents the / path, so the user would always have to expand it;
 527         // let's do it ourselves
 528         ExpandPath( wxT("/") );
 529     }
 530 #endif
 531 }
 532
 533 bool wxGenericDirCtrl::Create(wxWindow *parent,
 534                               const wxWindowID id,
 535                               const wxString& dir,
 536                               const wxPoint& pos,
 537                               const wxSize& size,
 538                               long style,
 539                               const wxString& filter,
 540                               int defaultFilter,
 541                               const wxString& name)
 542 {
 543     if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
 544         return false;
 545
 546     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 547     SetForegroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
 548
 549     Init();
 550
 551     long treeStyle = wxTR_HAS_BUTTONS;
 552
 553     // On Windows CE, if you hide the root, you get a crash when
 554     // attempting to access data for children of the root item.
 555 #ifndef __WXWINCE__
 556     treeStyle |= wxTR_HIDE_ROOT;
 557 #endif
 558
 559 #ifdef __WXGTK20__
 560     treeStyle |= wxTR_NO_LINES;
 561 #endif
 562
 563     if (style & wxDIRCTRL_EDIT_LABELS)
 564         treeStyle |= wxTR_EDIT_LABELS;
 565
 566     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 567         treeStyle |= wxNO_BORDER;
 568     else
 569         treeStyle |= wxBORDER_SUNKEN;
 570
 571     long filterStyle = 0;
 572     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 573         filterStyle |= wxNO_BORDER;
 574     else
 575         filterStyle |= wxBORDER_SUNKEN;
 576
 577     m_treeCtrl = CreateTreeCtrl(this, wxID_TREECTRL,
 578                                 wxPoint(0,0), GetClientSize(), treeStyle);
 579
 580     if (!filter.empty() && (style & wxDIRCTRL_SHOW_FILTERS))
 581         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL, wxDefaultPosition, wxDefaultSize, filterStyle);
 582
 583     m_defaultPath = dir;
 584     m_filter = filter;
 585
 586     if (m_filter.empty())
 587 #ifdef __UNIX__
 588         m_filter = wxT("*");
 589 #else
 590         m_filter = wxT("*.*");
 591 #endif
 592
 593     SetFilterIndex(defaultFilter);
 594
 595     if (m_filterListCtrl)
 596         m_filterListCtrl->FillFilterList(filter, defaultFilter);
 597
 598     m_treeCtrl->SetImageList(wxTheFileIconsTable->GetSmallImageList());
 599
 600     m_showHidden = false;
 601     wxDirItemData* rootData = new wxDirItemData(wxEmptyString, wxEmptyString, true);
 602
 603     wxString rootName;
 604
 605 #if defined(__WINDOWS__) || defined(__OS2__) || defined(__DOS__)
 606     rootName = _("Computer");
 607 #else
 608     rootName = _("Sections");
 609 #endif
 610
 611     m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
 612     m_treeCtrl->SetItemHasChildren(m_rootId);
 613
 614     ExpandRoot();
 615
 616     SetBestSize(size);
 617     DoResize();
 618
 619     return true;
 620 }
 621
 622 wxGenericDirCtrl::~wxGenericDirCtrl()
 623 {
 624 }
 625
 626 void wxGenericDirCtrl::Init()
 627 {
 628     m_showHidden = false;
 629     m_currentFilter = 0;
 630     m_currentFilterStr = wxEmptyString; // Default: any file
 631     m_treeCtrl = NULL;
 632     m_filterListCtrl = NULL;
 633 }
 634
 635 wxTreeCtrl* wxGenericDirCtrl::CreateTreeCtrl(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long treeStyle)
 636 {
 637     return new wxTreeCtrl(parent, id, pos, size, treeStyle);
 638 }
 639
 640 void wxGenericDirCtrl::ShowHidden( bool show )
 641 {
 642     m_showHidden = show;
 643
 644     wxString path = GetPath();
 645     ReCreateTree();
 646     SetPath(path);
 647 }
 648
 649 const wxTreeItemId
 650 wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
 651 {
 652     wxDirItemData *dir_item = new wxDirItemData(path,name,true);
 653
 654     wxTreeItemId id = AppendItem( m_rootId, name, imageId, -1, dir_item);
 655
 656     m_treeCtrl->SetItemHasChildren(id);
 657
 658     return id;
 659 }
 660
 661 void wxGenericDirCtrl::SetupSections()
 662 {
 663     wxArrayString paths, names;
 664     wxArrayInt icons;
 665
 666     size_t n, count = wxGetAvailableDrives(paths, names, icons);
 667
 668 #ifdef __WXGTK20__
 669     wxString home = wxGetHomeDir();
 670     AddSection( home, _("Home directory"), 1);
 671     home += wxT("/Desktop");
 672     AddSection( home, _("Desktop"), 1);
 673 #endif
 674
 675     for (n = 0; n < count; n++)
 676         AddSection(paths[n], names[n], icons[n]);
 677 }
 678
 679 void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
 680 {
 681     // don't rename the main entry "Sections"
 682     if (event.GetItem() == m_rootId)
 683     {
 684         event.Veto();
 685         return;
 686     }
 687
 688     // don't rename the individual sections
 689     if (m_treeCtrl->GetItemParent( event.GetItem() ) == m_rootId)
 690     {
 691         event.Veto();
 692         return;
 693     }
 694 }
 695
 696 void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
 697 {
 698     if (event.IsEditCancelled())
 699         return;
 700
 701     if ((event.GetLabel().empty()) ||
 702         (event.GetLabel() == wxT(".")) ||
 703         (event.GetLabel() == wxT("..")) ||
 704         (event.GetLabel().Find(wxT('/')) != wxNOT_FOUND) ||
 705         (event.GetLabel().Find(wxT('\\')) != wxNOT_FOUND) ||
 706         (event.GetLabel().Find(wxT('|')) != wxNOT_FOUND))
 707     {
 708         wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
 709         dialog.ShowModal();
 710         event.Veto();
 711         return;
 712     }
 713
 714     wxTreeItemId id = event.GetItem();
 715     wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
 716     wxASSERT( data );
 717
 718     wxString new_name( wxPathOnly( data->m_path ) );
 719     new_name += wxString(wxFILE_SEP_PATH);
 720     new_name += event.GetLabel();
 721
 722     wxLogNull log;
 723
 724     if (wxFileExists(new_name))
 725     {
 726         wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
 727         dialog.ShowModal();
 728         event.Veto();
 729     }
 730
 731     if (wxRenameFile(data->m_path,new_name))
 732     {
 733         data->SetNewDirName( new_name );
 734     }
 735     else
 736     {
 737         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 738         dialog.ShowModal();
 739         event.Veto();
 740     }
 741 }
 742
 743 void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
 744 {
 745     wxTreeItemId parentId = event.GetItem();
 746
 747     // VS: this is needed because the event handler is called from wxTreeCtrl
 748     //     ctor when wxTR_HIDE_ROOT was specified
 749
 750     if (!m_rootId.IsOk())
 751
 752         m_rootId = m_treeCtrl->GetRootItem();
 753
 754     ExpandDir(parentId);
 755 }
 756
 757 void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
 758 {
 759     CollapseDir(event.GetItem());
 760 }
 761
 762 void wxGenericDirCtrl::CollapseDir(wxTreeItemId parentId)
 763 {
 764     wxTreeItemId child;
 765
 766     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 767     if (!data->m_isExpanded)
 768         return;
 769
 770     data->m_isExpanded = false;
 771     wxTreeItemIdValue cookie;
 772     /* Workaround because DeleteChildren has disapeared (why?) and
 773      * CollapseAndReset doesn't work as advertised (deletes parent too) */
 774     child = m_treeCtrl->GetFirstChild(parentId, cookie);
 775     while (child.IsOk())
 776     {
 777         m_treeCtrl->Delete(child);
 778         /* Not GetNextChild below, because the cookie mechanism can't
 779          * handle disappearing children! */
 780         child = m_treeCtrl->GetFirstChild(parentId, cookie);
 781     }
 782     if (parentId != m_treeCtrl->GetRootItem())
 783         m_treeCtrl->Collapse(parentId);
 784 }
 785
 786 void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
 787 {
 788     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 789
 790     if (data->m_isExpanded)
 791         return;
 792
 793     data->m_isExpanded = true;
 794
 795     if (parentId == m_treeCtrl->GetRootItem())
 796     {
 797         SetupSections();
 798         return;
 799     }
 800
 801     wxASSERT(data);
 802
 803     wxString search,path,filename;
 804
 805     wxString dirName(data->m_path);
 806
 807 #if (defined(__WINDOWS__) && !defined(__WXWINCE__)) || defined(__DOS__) || defined(__OS2__)
 808     // Check if this is a root directory and if so,
 809     // whether the drive is avaiable.
 810     if (!wxIsDriveAvailable(dirName))
 811     {
 812         data->m_isExpanded = false;
 813         //wxMessageBox(wxT("Sorry, this drive is not available."));
 814         return;
 815     }
 816 #endif
 817
 818     // This may take a longish time. Go to busy cursor
 819     wxBusyCursor busy;
 820
 821 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 822     if (dirName.Last() == ':')
 823         dirName += wxString(wxFILE_SEP_PATH);
 824 #endif
 825
 826     wxArrayString dirs;
 827     wxArrayString filenames;
 828
 829     wxDir d;
 830     wxString eachFilename;
 831
 832     wxLogNull log;
 833     d.Open(dirName);
 834
 835     if (d.IsOpened())
 836     {
 837         int style = wxDIR_DIRS;
 838         if (m_showHidden) style |= wxDIR_HIDDEN;
 839         if (d.GetFirst(& eachFilename, wxEmptyString, style))
 840         {
 841             do
 842             {
 843                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 844                 {
 845                     dirs.Add(eachFilename);
 846                 }
 847             }
 848             while (d.GetNext(&eachFilename));
 849         }
 850     }
 851     dirs.Sort(wxDirCtrlStringCompareFunction);
 852
 853     // Now do the filenames -- but only if we're allowed to
 854     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 855     {
 856         d.Open(dirName);
 857
 858         if (d.IsOpened())
 859         {
 860             int style = wxDIR_FILES;
 861             if (m_showHidden) style |= wxDIR_HIDDEN;
 862             // Process each filter (ex: "JPEG Files (*.jpg;*.jpeg)|*.jpg;*.jpeg")
 863             wxStringTokenizer strTok;
 864             wxString curFilter;
 865             strTok.SetString(m_currentFilterStr,wxT(";"));
 866             while(strTok.HasMoreTokens())
 867             {
 868                 curFilter = strTok.GetNextToken();
 869                 if (d.GetFirst(& eachFilename, curFilter, style))
 870                 {
 871                     do
 872                     {
 873                         if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 874                         {
 875                             filenames.Add(eachFilename);
 876                         }
 877                     }
 878                     while (d.GetNext(& eachFilename));
 879                 }
 880             }
 881         }
 882         filenames.Sort(wxDirCtrlStringCompareFunction);
 883     }
 884
 885     // Add the sorted dirs
 886     size_t i;
 887     for (i = 0; i < dirs.Count(); i++)
 888     {
 889         eachFilename = dirs[i];
 890         path = dirName;
 891         if (!wxEndsWithPathSeparator(path))
 892             path += wxString(wxFILE_SEP_PATH);
 893         path += eachFilename;
 894
 895         wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,true);
 896         wxTreeItemId id = AppendItem( parentId, eachFilename,
 897                                       wxFileIconsTable::folder, -1, dir_item);
 898         m_treeCtrl->SetItemImage( id, wxFileIconsTable::folder_open,
 899                                   wxTreeItemIcon_Expanded );
 900
 901         // Has this got any children? If so, make it expandable.
 902         // (There are two situations when a dir has children: either it
 903         // has subdirectories or it contains files that weren't filtered
 904         // out. The latter only applies to dirctrl with files.)
 905         if ( dir_item->HasSubDirs() ||
 906              (((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0) &&
 907                dir_item->HasFiles(m_currentFilterStr)) )
 908         {
 909             m_treeCtrl->SetItemHasChildren(id);
 910         }
 911     }
 912
 913     // Add the sorted filenames
 914     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 915     {
 916         for (i = 0; i < filenames.Count(); i++)
 917         {
 918             eachFilename = filenames[i];
 919             path = dirName;
 920             if (!wxEndsWithPathSeparator(path))
 921                 path += wxString(wxFILE_SEP_PATH);
 922             path += eachFilename;
 923             //path = dirName + wxString(wxT("/")) + eachFilename;
 924             wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,false);
 925             int image_id = wxFileIconsTable::file;
 926             if (eachFilename.Find(wxT('.')) != wxNOT_FOUND)
 927                 image_id = wxTheFileIconsTable->GetIconID(eachFilename.AfterLast(wxT('.')));
 928             (void) AppendItem( parentId, eachFilename, image_id, -1, dir_item);
 929         }
 930     }
 931 }
 932
 933 void wxGenericDirCtrl::ReCreateTree()
 934 {
 935     CollapseDir(m_treeCtrl->GetRootItem());
 936     ExpandRoot();
 937 }
 938
 939 void wxGenericDirCtrl::CollapseTree()
 940 {
 941     wxTreeItemIdValue cookie;
 942     wxTreeItemId child = m_treeCtrl->GetFirstChild(m_rootId, cookie);
 943     while (child.IsOk())
 944     {
 945         CollapseDir(child);
 946         child = m_treeCtrl->GetNextChild(m_rootId, cookie);
 947     }
 948 }
 949
 950 // Find the child that matches the first part of 'path'.
 951 // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 952 // then the child for /usr is returned.
 953 wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
 954 {
 955     wxString path2(path);
 956
 957     // Make sure all separators are as per the current platform
 958     path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
 959     path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
 960
 961     // Append a separator to foil bogus substring matching
 962     path2 += wxString(wxFILE_SEP_PATH);
 963
 964     // In MSW or PM, case is not significant
 965 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 966     path2.MakeLower();
 967 #endif
 968
 969     wxTreeItemIdValue cookie;
 970     wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
 971     while (childId.IsOk())
 972     {
 973         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 974
 975         if (data && !data->m_path.empty())
 976         {
 977             wxString childPath(data->m_path);
 978             if (!wxEndsWithPathSeparator(childPath))
 979                 childPath += wxString(wxFILE_SEP_PATH);
 980
 981             // In MSW and PM, case is not significant
 982 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 983             childPath.MakeLower();
 984 #endif
 985
 986             if (childPath.length() <= path2.length())
 987             {
 988                 wxString path3 = path2.Mid(0, childPath.length());
 989                 if (childPath == path3)
 990                 {
 991                     if (path3.length() == path2.length())
 992                         done = true;
 993                     else
 994                         done = false;
 995                     return childId;
 996                 }
 997             }
 998         }
 999
1000         childId = m_treeCtrl->GetNextChild(parentId, cookie);
1001     }
1002     wxTreeItemId invalid;
1003     return invalid;
1004 }
1005
1006 // Try to expand as much of the given path as possible,
1007 // and select the given tree item.
1008 bool wxGenericDirCtrl::ExpandPath(const wxString& path)
1009 {
1010     bool done = false;
1011     wxTreeItemId id = FindChild(m_rootId, path, done);
1012     wxTreeItemId lastId = id; // The last non-zero id
1013     while (id.IsOk() && !done)
1014     {
1015         ExpandDir(id);
1016
1017         id = FindChild(id, path, done);
1018         if (id.IsOk())
1019             lastId = id;
1020     }
1021     if (!lastId.IsOk())
1022         return false;
1023
1024     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
1025     if (data->m_isDir)
1026     {
1027         m_treeCtrl->Expand(lastId);
1028     }
1029     if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
1030     {
1031         // Find the first file in this directory
1032         wxTreeItemIdValue cookie;
1033         wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
1034         bool selectedChild = false;
1035         while (childId.IsOk())
1036         {
1037             data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
1038
1039             if (data && data->m_path != wxEmptyString && !data->m_isDir)
1040             {
1041                 m_treeCtrl->SelectItem(childId);
1042                 m_treeCtrl->EnsureVisible(childId);
1043                 selectedChild = true;
1044                 break;
1045             }
1046             childId = m_treeCtrl->GetNextChild(lastId, cookie);
1047         }
1048         if (!selectedChild)
1049         {
1050             m_treeCtrl->SelectItem(lastId);
1051             m_treeCtrl->EnsureVisible(lastId);
1052         }
1053     }
1054     else
1055     {
1056         m_treeCtrl->SelectItem(lastId);
1057         m_treeCtrl->EnsureVisible(lastId);
1058     }
1059
1060     return true;
1061 }
1062
1063
1064 bool wxGenericDirCtrl::CollapsePath(const wxString& path)
1065 {
1066     bool done           = false;
1067     wxTreeItemId id     = FindChild(m_rootId, path, done);
1068     wxTreeItemId lastId = id; // The last non-zero id
1069
1070     while ( id.IsOk() && !done )
1071     {
1072         CollapseDir(id);
1073
1074         id = FindChild(id, path, done);
1075
1076         if ( id.IsOk() )
1077             lastId = id;
1078     }
1079
1080     if ( !lastId.IsOk() )
1081         return false;
1082
1083     m_treeCtrl->SelectItem(lastId);
1084     m_treeCtrl->EnsureVisible(lastId);
1085
1086     return true;
1087 }
1088
1089
1090 wxString wxGenericDirCtrl::GetPath() const
1091 {
1092     wxTreeItemId id = m_treeCtrl->GetSelection();
1093     if (id)
1094     {
1095         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1096         return data->m_path;
1097     }
1098     else
1099         return wxEmptyString;
1100 }
1101
1102 wxString wxGenericDirCtrl::GetFilePath() const
1103 {
1104     wxTreeItemId id = m_treeCtrl->GetSelection();
1105     if (id)
1106     {
1107         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1108         if (data->m_isDir)
1109             return wxEmptyString;
1110         else
1111             return data->m_path;
1112     }
1113     else
1114         return wxEmptyString;
1115 }
1116
1117 void wxGenericDirCtrl::SetPath(const wxString& path)
1118 {
1119     m_defaultPath = path;
1120     if (m_rootId)
1121         ExpandPath(path);
1122 }
1123
1124 // Not used
1125 #if 0
1126 void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1127 {
1128     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1129
1130     // This may take a longish time. Go to busy cursor
1131     wxBusyCursor busy;
1132
1133     wxASSERT(data);
1134
1135     wxString search,path,filename;
1136
1137     wxString dirName(data->m_path);
1138
1139 #if defined(__WXMSW__) || defined(__OS2__)
1140     if (dirName.Last() == ':')
1141         dirName += wxString(wxFILE_SEP_PATH);
1142 #endif
1143
1144     wxDir d;
1145     wxString eachFilename;
1146
1147     wxLogNull log;
1148     d.Open(dirName);
1149
1150     if (d.IsOpened())
1151     {
1152         if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1153         {
1154             do
1155             {
1156                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1157                 {
1158                     filenames.Add(eachFilename);
1159                 }
1160             }
1161             while (d.GetNext(& eachFilename)) ;
1162         }
1163     }
1164 }
1165 #endif
1166
1167 void wxGenericDirCtrl::SetFilterIndex(int n)
1168 {
1169     m_currentFilter = n;
1170
1171     wxString f, d;
1172     if (ExtractWildcard(m_filter, n, f, d))
1173         m_currentFilterStr = f;
1174     else
1175 #ifdef __UNIX__
1176         m_currentFilterStr = wxT("*");
1177 #else
1178         m_currentFilterStr = wxT("*.*");
1179 #endif
1180 }
1181
1182 void wxGenericDirCtrl::SetFilter(const wxString& filter)
1183 {
1184     m_filter = filter;
1185
1186     wxString f, d;
1187     if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1188         m_currentFilterStr = f;
1189     else
1190 #ifdef __UNIX__
1191         m_currentFilterStr = wxT("*");
1192 #else
1193         m_currentFilterStr = wxT("*.*");
1194 #endif
1195 }
1196
1197 // Extract description and actual filter from overall filter string
1198 bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1199 {
1200     wxArrayString filters, descriptions;
1201     int count = wxParseCommonDialogsFilter(filterStr, descriptions, filters);
1202     if (count > 0 && n < count)
1203     {
1204         filter = filters[n];
1205         description = descriptions[n];
1206         return true;
1207     }
1208
1209     return false;
1210 }
1211
1212 #if WXWIN_COMPATIBILITY_2_4
1213 // Parses the global filter, returning the number of filters.
1214 // Returns 0 if none or if there's a problem.
1215 // filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
1216 int wxGenericDirCtrl::ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions)
1217 {
1218     return wxParseCommonDialogsFilter(filterStr, descriptions, filters );
1219 }
1220 #endif // WXWIN_COMPATIBILITY_2_4
1221
1222 void wxGenericDirCtrl::DoResize()
1223 {
1224     wxSize sz = GetClientSize();
1225     int verticalSpacing = 3;
1226     if (m_treeCtrl)
1227     {
1228         wxSize filterSz ;
1229         if (m_filterListCtrl)
1230         {
1231             filterSz = m_filterListCtrl->GetSize();
1232             sz.y -= (filterSz.y + verticalSpacing);
1233         }
1234         m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1235         if (m_filterListCtrl)
1236         {
1237             m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1238             // Don't know why, but this needs refreshing after a resize (wxMSW)
1239             m_filterListCtrl->Refresh();
1240         }
1241     }
1242 }
1243
1244
1245 void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1246 {
1247     DoResize();
1248 }
1249
1250 wxTreeItemId wxGenericDirCtrl::AppendItem (const wxTreeItemId & parent,
1251                                            const wxString & text,
1252                                            int image, int selectedImage,
1253                                            wxTreeItemData * data)
1254 {
1255   wxTreeCtrl *treeCtrl = GetTreeCtrl ();
1256
1257   wxASSERT (treeCtrl);
1258
1259   if (treeCtrl)
1260   {
1261     return treeCtrl->AppendItem (parent, text, image, selectedImage, data);
1262   }
1263   else
1264   {
1265     return wxTreeItemId();
1266   }
1267 }
1268
1269
1270 //-----------------------------------------------------------------------------
1271 // wxDirFilterListCtrl
1272 //-----------------------------------------------------------------------------
1273
1274 IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1275
1276 BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1277     EVT_CHOICE(wxID_ANY, wxDirFilterListCtrl::OnSelFilter)
1278 END_EVENT_TABLE()
1279
1280 bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent, const wxWindowID id,
1281               const wxPoint& pos,
1282               const wxSize& size,
1283               long style)
1284 {
1285     m_dirCtrl = parent;
1286     return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1287 }
1288
1289 void wxDirFilterListCtrl::Init()
1290 {
1291     m_dirCtrl = NULL;
1292 }
1293
1294 void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1295 {
1296     int sel = GetSelection();
1297
1298     wxString currentPath = m_dirCtrl->GetPath();
1299
1300     m_dirCtrl->SetFilterIndex(sel);
1301
1302     // If the filter has changed, the view is out of date, so
1303     // collapse the tree.
1304     m_dirCtrl->ReCreateTree();
1305
1306     // Try to restore the selection, or at least the directory
1307     m_dirCtrl->ExpandPath(currentPath);
1308 }
1309
1310 void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1311 {
1312     Clear();
1313     wxArrayString descriptions, filters;
1314     size_t n = (size_t) wxParseCommonDialogsFilter(filter, descriptions, filters);
1315
1316     if (n > 0 && defaultFilter < (int) n)
1317     {
1318         for (size_t i = 0; i < n; i++)
1319             Append(descriptions[i]);
1320         SetSelection(defaultFilter);
1321     }
1322 }
1323 #endif // wxUSE_DIRDLG
1324
1325 #if wxUSE_DIRDLG || wxUSE_FILEDLG
1326
1327 // ----------------------------------------------------------------------------
1328 // wxFileIconsTable icons
1329 // ----------------------------------------------------------------------------
1330
1331 #ifndef __WXGTK24__
1332 /* Computer (c) Julian Smart */
1333 static const char * file_icons_tbl_computer_xpm[] = {
1334 /* columns rows colors chars-per-pixel */
1335 "16 16 42 1",
1336 "r c #4E7FD0",
1337 "$ c #7198D9",
1338 "; c #DCE6F6",
1339 "q c #FFFFFF",
1340 "u c #4A7CCE",
1341 "# c #779DDB",
1342 "w c #95B2E3",
1343 "y c #7FA2DD",
1344 "f c #3263B4",
1345 "= c #EAF0FA",
1346 "< c #B1C7EB",
1347 "% c #6992D7",
1348 "9 c #D9E4F5",
1349 "o c #9BB7E5",
1350 "6 c #F7F9FD",
1351 ", c #BED0EE",
1352 "3 c #F0F5FC",
1353 "1 c #A8C0E8",
1354 "  c None",
1355 "0 c #FDFEFF",
1356 "4 c #C4D5F0",
1357 "@ c #81A4DD",
1358 "e c #4377CD",
1359 "- c #E2EAF8",
1360 "i c #9FB9E5",
1361 "> c #CCDAF2",
1362 "+ c #89A9DF",
1363 "s c #5584D1",
1364 "t c #5D89D3",
1365 ": c #D2DFF4",
1366 "5 c #FAFCFE",
1367 "2 c #F5F8FD",
1368 "8 c #DFE8F7",
1369 "& c #5E8AD4",
1370 "X c #638ED5",
1371 "a c #CEDCF2",
1372 "p c #90AFE2",
1373 "d c #2F5DA9",
1374 "* c #5282D0",
1375 "7 c #E5EDF9",
1376 ". c #A2BCE6",
1377 "O c #8CACE0",
1378 /* pixels */
1379 "                ",
1380 "  .XXXXXXXXXXX  ",
1381 "  oXO++@#$%&*X  ",
1382 "  oX=-;:>,<1%X  ",
1383 "  oX23=-;:4,$X  ",
1384 "  oX5633789:@X  ",
1385 "  oX05623=78+X  ",
1386 "  oXqq05623=OX  ",
1387 "  oX,,,,,<<<$X  ",
1388 "  wXXXXXXXXXXe  ",
1389 "  XrtX%$$y@+O,, ",
1390 "  uyiiiiiiiii@< ",
1391 " ouiiiiiiiiiip<a",
1392 " rustX%$$y@+Ow,,",
1393 " dfffffffffffffd",
1394 "                "
1395 };
1396 #endif // GTK+ < 2.4
1397
1398 // ----------------------------------------------------------------------------
1399 // wxFileIconsTable & friends
1400 // ----------------------------------------------------------------------------
1401
1402 // global instance of a wxFileIconsTable
1403 wxFileIconsTable* wxTheFileIconsTable = (wxFileIconsTable *)NULL;
1404
1405 // A module to allow icons table cleanup
1406
1407 class wxFileIconsTableModule: public wxModule
1408 {
1409 DECLARE_DYNAMIC_CLASS(wxFileIconsTableModule)
1410 public:
1411     wxFileIconsTableModule() {}
1412     bool OnInit() { wxTheFileIconsTable = new wxFileIconsTable; return true; }
1413     void OnExit()
1414     {
1415         if (wxTheFileIconsTable)
1416         {
1417             delete wxTheFileIconsTable;
1418             wxTheFileIconsTable = NULL;
1419         }
1420     }
1421 };
1422
1423 IMPLEMENT_DYNAMIC_CLASS(wxFileIconsTableModule, wxModule)
1424
1425 class wxFileIconEntry : public wxObject
1426 {
1427 public:
1428     wxFileIconEntry(int i) { id = i; }
1429
1430     int id;
1431 };
1432
1433 wxFileIconsTable::wxFileIconsTable()
1434 {
1435     m_HashTable = NULL;
1436     m_smallImageList = NULL;
1437 }
1438
1439 wxFileIconsTable::~wxFileIconsTable()
1440 {
1441     if (m_HashTable)
1442     {
1443         WX_CLEAR_HASH_TABLE(*m_HashTable);
1444         delete m_HashTable;
1445     }
1446     if (m_smallImageList) delete m_smallImageList;
1447 }
1448
1449 // delayed initialization - wait until first use (wxArtProv not created yet)
1450 void wxFileIconsTable::Create()
1451 {
1452     wxCHECK_RET(!m_smallImageList && !m_HashTable, wxT("creating icons twice"));
1453     m_HashTable = new wxHashTable(wxKEY_STRING);
1454     m_smallImageList = new wxImageList(16, 16);
1455
1456     // folder:
1457     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER,
1458                                                    wxART_CMN_DIALOG,
1459                                                    wxSize(16, 16)));
1460     // folder_open
1461     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER_OPEN,
1462                                                    wxART_CMN_DIALOG,
1463                                                    wxSize(16, 16)));
1464     // computer
1465 #ifdef __WXGTK24__
1466     // GTK24 uses this icon in the file open dialog
1467     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1468                                                    wxART_CMN_DIALOG,
1469                                                    wxSize(16, 16)));
1470 #else
1471     m_smallImageList->Add(wxIcon(file_icons_tbl_computer_xpm));
1472 #endif
1473     // drive
1474     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1475                                                    wxART_CMN_DIALOG,
1476                                                    wxSize(16, 16)));
1477     // cdrom
1478     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_CDROM,
1479                                                    wxART_CMN_DIALOG,
1480                                                    wxSize(16, 16)));
1481     // floppy
1482     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FLOPPY,
1483                                                    wxART_CMN_DIALOG,
1484                                                    wxSize(16, 16)));
1485     // removeable
1486     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_REMOVABLE,
1487                                                    wxART_CMN_DIALOG,
1488                                                    wxSize(16, 16)));
1489     // file
1490     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_NORMAL_FILE,
1491                                                    wxART_CMN_DIALOG,
1492                                                    wxSize(16, 16)));
1493     // executable
1494     if (GetIconID(wxEmptyString, _T("application/x-executable")) == file)
1495     {
1496         m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_EXECUTABLE_FILE,
1497                                                        wxART_CMN_DIALOG,
1498                                                        wxSize(16, 16)));
1499         delete m_HashTable->Get(_T("exe"));
1500         m_HashTable->Delete(_T("exe"));
1501         m_HashTable->Put(_T("exe"), new wxFileIconEntry(executable));
1502     }
1503     /* else put into list by GetIconID
1504        (KDE defines application/x-executable for *.exe and has nice icon)
1505      */
1506 }
1507
1508 wxImageList *wxFileIconsTable::GetSmallImageList()
1509 {
1510     if (!m_smallImageList)
1511         Create();
1512
1513     return m_smallImageList;
1514 }
1515
1516 #if wxUSE_MIMETYPE && wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
1517 // VS: we don't need this function w/o wxMimeTypesManager because we'll only have
1518 //     one icon and we won't resize it
1519
1520 static wxBitmap CreateAntialiasedBitmap(const wxImage& img)
1521 {
1522     const unsigned int size = 16;
1523
1524     wxImage smallimg (size, size);
1525     unsigned char *p1, *p2, *ps;
1526     unsigned char mr = img.GetMaskRed(),
1527                   mg = img.GetMaskGreen(),
1528                   mb = img.GetMaskBlue();
1529
1530     unsigned x, y;
1531     unsigned sr, sg, sb, smask;
1532
1533     p1 = img.GetData(), p2 = img.GetData() + 3 * size*2, ps = smallimg.GetData();
1534     smallimg.SetMaskColour(mr, mr, mr);
1535
1536     for (y = 0; y < size; y++)
1537     {
1538         for (x = 0; x < size; x++)
1539         {
1540             sr = sg = sb = smask = 0;
1541             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1542                 sr += p1[0], sg += p1[1], sb += p1[2];
1543             else smask++;
1544             p1 += 3;
1545             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1546                 sr += p1[0], sg += p1[1], sb += p1[2];
1547             else smask++;
1548             p1 += 3;
1549             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1550                 sr += p2[0], sg += p2[1], sb += p2[2];
1551             else smask++;
1552             p2 += 3;
1553             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1554                 sr += p2[0], sg += p2[1], sb += p2[2];
1555             else smask++;
1556             p2 += 3;
1557
1558             if (smask > 2)
1559                 ps[0] = ps[1] = ps[2] = mr;
1560             else
1561             {
1562                 ps[0] = (unsigned char)(sr >> 2);
1563                 ps[1] = (unsigned char)(sg >> 2);
1564                 ps[2] = (unsigned char)(sb >> 2);
1565             }
1566             ps += 3;
1567         }
1568         p1 += size*2 * 3, p2 += size*2 * 3;
1569     }
1570
1571     return wxBitmap(smallimg);
1572 }
1573
1574 // This function is currently not unused anymore
1575 #if 0
1576 // finds empty borders and return non-empty area of image:
1577 static wxImage CutEmptyBorders(const wxImage& img)
1578 {
1579     unsigned char mr = img.GetMaskRed(),
1580                   mg = img.GetMaskGreen(),
1581                   mb = img.GetMaskBlue();
1582     unsigned char *dt = img.GetData(), *dttmp;
1583     unsigned w = img.GetWidth(), h = img.GetHeight();
1584
1585     unsigned top, bottom, left, right, i;
1586     bool empt;
1587
1588 #define MK_DTTMP(x,y)      dttmp = dt + ((x + y * w) * 3)
1589 #define NOEMPTY_PIX(empt)  if (dttmp[0] != mr || dttmp[1] != mg || dttmp[2] != mb) {empt = false; break;}
1590
1591     for (empt = true, top = 0; empt && top < h; top++)
1592     {
1593         MK_DTTMP(0, top);
1594         for (i = 0; i < w; i++, dttmp+=3)
1595             NOEMPTY_PIX(empt)
1596     }
1597     for (empt = true, bottom = h-1; empt && bottom > top; bottom--)
1598     {
1599         MK_DTTMP(0, bottom);
1600         for (i = 0; i < w; i++, dttmp+=3)
1601             NOEMPTY_PIX(empt)
1602     }
1603     for (empt = true, left = 0; empt && left < w; left++)
1604     {
1605         MK_DTTMP(left, 0);
1606         for (i = 0; i < h; i++, dttmp+=3*w)
1607             NOEMPTY_PIX(empt)
1608     }
1609     for (empt = true, right = w-1; empt && right > left; right--)
1610     {
1611         MK_DTTMP(right, 0);
1612         for (i = 0; i < h; i++, dttmp+=3*w)
1613             NOEMPTY_PIX(empt)
1614     }
1615     top--, left--, bottom++, right++;
1616
1617     return img.GetSubImage(wxRect(left, top, right - left + 1, bottom - top + 1));
1618 }
1619 #endif // #if 0
1620
1621 #endif // wxUSE_MIMETYPE
1622
1623 int wxFileIconsTable::GetIconID(const wxString& extension, const wxString& mime)
1624 {
1625     if (!m_smallImageList)
1626         Create();
1627
1628 #if wxUSE_MIMETYPE
1629     if (!extension.empty())
1630     {
1631         wxFileIconEntry *entry = (wxFileIconEntry*) m_HashTable->Get(extension);
1632         if (entry) return (entry -> id);
1633     }
1634
1635     wxFileType *ft = (mime.empty()) ?
1636                    wxTheMimeTypesManager -> GetFileTypeFromExtension(extension) :
1637                    wxTheMimeTypesManager -> GetFileTypeFromMimeType(mime);
1638
1639     wxIconLocation iconLoc;
1640     wxIcon ic;
1641
1642     {
1643         wxLogNull logNull;
1644         if ( ft && ft->GetIcon(&iconLoc) )
1645         {
1646             ic = wxIcon( iconLoc );
1647         }
1648     }
1649
1650     delete ft;
1651
1652     if ( !ic.Ok() )
1653     {
1654         int newid = file;
1655         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1656         return newid;
1657     }
1658
1659     wxBitmap bmp;
1660     bmp.CopyFromIcon(ic);
1661
1662     if ( !bmp.Ok() )
1663     {
1664         int newid = file;
1665         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1666         return newid;
1667     }
1668
1669     const unsigned int size = 16;
1670
1671     int id = m_smallImageList->GetImageCount();
1672     if ((bmp.GetWidth() == (int) size) && (bmp.GetHeight() == (int) size))
1673     {
1674         m_smallImageList->Add(bmp);
1675     }
1676 #if wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
1677     else
1678     {
1679         wxImage img = bmp.ConvertToImage();
1680
1681         if ((img.GetWidth() != size*2) || (img.GetHeight() != size*2))
1682 //            m_smallImageList->Add(CreateAntialiasedBitmap(CutEmptyBorders(img).Rescale(size*2, size*2)));
1683             m_smallImageList->Add(CreateAntialiasedBitmap(img.Rescale(size*2, size*2)));
1684         else
1685             m_smallImageList->Add(CreateAntialiasedBitmap(img));
1686     }
1687 #endif // wxUSE_IMAGE
1688
1689     m_HashTable->Put(extension, new wxFileIconEntry(id));
1690     return id;
1691
1692 #else // !wxUSE_MIMETYPE
1693
1694     wxUnusedVar(mime);
1695     if (extension == wxT("exe"))
1696         return executable;
1697     else
1698         return file;
1699 #endif // wxUSE_MIMETYPE/!wxUSE_MIMETYPE
1700 }
1701
1702 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG