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/filename.h"
  44 #include "wx/filefn.h"
  45 #include "wx/imaglist.h"
  46 #include "wx/tokenzr.h"
  47 #include "wx/dir.h"
  48 #include "wx/artprov.h"
  49 #include "wx/mimetype.h"
  50
  51 #if wxUSE_STATLINE
  52     #include "wx/statline.h"
  53 #endif
  54
  55 #if defined(__WXMAC__)
  56     #include  "wx/osx/private.h"  // includes mac headers
  57 #endif
  58
  59 #ifdef __WXMSW__
  60 #include <windows.h>
  61 #include "wx/msw/winundef.h"
  62 #include "wx/volume.h"
  63
  64 // FIXME - Mingw32 1.0 has both _getdrive() and _chdrive(). For now, let's assume
  65 //         older releases don't, but it should be verified and the checks modified
  66 //         accordingly.
  67 #if !defined(__GNUWIN32__) || (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
  68 #if !defined(__WXWINCE__)
  69     #include <direct.h>
  70 #endif
  71     #include <stdlib.h>
  72     #include <ctype.h>
  73 #endif
  74
  75 #endif
  76
  77 #if defined(__OS2__) || defined(__DOS__)
  78     #ifdef __OS2__
  79         #define INCL_BASE
  80         #include <os2.h>
  81         #ifndef __EMX__
  82             #include <direct.h>
  83         #endif
  84         #include <stdlib.h>
  85         #include <ctype.h>
  86     #endif
  87 #endif // __OS2__
  88
  89 #if defined(__WXMAC__)
  90 //    #include "MoreFilesX.h"
  91 #endif
  92
  93 #ifdef __BORLANDC__
  94     #include "dos.h"
  95 #endif
  96
  97 extern WXDLLEXPORT_DATA(const char) wxFileSelectorDefaultWildcardStr[];
  98
  99 // If compiled under Windows, this macro can cause problems
 100 #ifdef GetFirstChild
 101 #undef GetFirstChild
 102 #endif
 103
 104 bool wxIsDriveAvailable(const wxString& dirName);
 105
 106 // ----------------------------------------------------------------------------
 107 // wxGetAvailableDrives, for WINDOWS, DOS, OS2, MAC, UNIX (returns "/")
 108 // ----------------------------------------------------------------------------
 109
 110 size_t wxGetAvailableDrives(wxArrayString &paths, wxArrayString &names, wxArrayInt &icon_ids)
 111 {
 112 #ifdef wxHAS_FILESYSTEM_VOLUMES
 113
 114 #ifdef __WXWINCE__
 115     // No logical drives; return "\"
 116     paths.Add(wxT("\\"));
 117     names.Add(wxT("\\"));
 118     icon_ids.Add(wxFileIconsTable::computer);
 119 #elif defined(__WIN32__) && wxUSE_FSVOLUME
 120     // TODO: this code (using wxFSVolumeBase) should be used for all platforms
 121     //       but unfortunately wxFSVolumeBase is not implemented everywhere
 122     const wxArrayString as = wxFSVolumeBase::GetVolumes();
 123
 124     for (size_t i = 0; i < as.GetCount(); i++)
 125     {
 126         wxString path = as[i];
 127         wxFSVolume vol(path);
 128         int imageId;
 129         switch (vol.GetKind())
 130         {
 131             case wxFS_VOL_FLOPPY:
 132                 if ( (path == wxT("a:\\")) || (path == wxT("b:\\")) )
 133                     imageId = wxFileIconsTable::floppy;
 134                 else
 135                     imageId = wxFileIconsTable::removeable;
 136                 break;
 137             case wxFS_VOL_DVDROM:
 138             case wxFS_VOL_CDROM:
 139                 imageId = wxFileIconsTable::cdrom;
 140                 break;
 141             case wxFS_VOL_NETWORK:
 142                 if (path[0] == wxT('\\'))
 143                     continue; // skip "\\computer\folder"
 144                 imageId = wxFileIconsTable::drive;
 145                 break;
 146             case wxFS_VOL_DISK:
 147             case wxFS_VOL_OTHER:
 148             default:
 149                 imageId = wxFileIconsTable::drive;
 150                 break;
 151         }
 152         paths.Add(path);
 153         names.Add(vol.GetDisplayName());
 154         icon_ids.Add(imageId);
 155     }
 156 #elif defined(__OS2__)
 157     APIRET rc;
 158     ULONG ulDriveNum = 0;
 159     ULONG ulDriveMap = 0;
 160     rc = ::DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
 161     if ( rc == 0)
 162     {
 163         size_t i = 0;
 164         while (i < 26)
 165         {
 166             if (ulDriveMap & ( 1 << i ))
 167             {
 168                 const wxString path = wxFileName::GetVolumeString(
 169                                         'A' + i, wxPATH_GET_SEPARATOR);
 170                 const wxString name = wxFileName::GetVolumeString(
 171                                         'A' + i, wxPATH_NO_SEPARATOR);
 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     /* If we can switch to the drive, it exists. */
 207     for ( char drive = 'A'; drive <= 'Z'; drive++ )
 208     {
 209         const wxString
 210             path = wxFileName::GetVolumeString(drive, wxPATH_GET_SEPARATOR);
 211
 212         if (wxIsDriveAvailable(path))
 213         {
 214             paths.Add(path);
 215             names.Add(wxFileName::GetVolumeString(drive, wxPATH_NO_SEPARATOR));
 216             icon_ids.Add(drive <= 2 ? wxFileIconsTable::floppy
 217                                     : wxFileIconsTable::drive);
 218         }
 219     }
 220 #endif // __WIN32__/!__WIN32__
 221
 222 #elif defined(__WXMAC__) && wxOSX_USE_COCOA_OR_CARBON
 223
 224     ItemCount volumeIndex = 1;
 225     OSErr err = noErr ;
 226
 227     while( noErr == err )
 228     {
 229         HFSUniStr255 volumeName ;
 230         FSRef fsRef ;
 231         FSVolumeInfo volumeInfo ;
 232         err = FSGetVolumeInfo(0, volumeIndex, NULL, kFSVolInfoFlags , &volumeInfo , &volumeName, &fsRef);
 233         if( noErr == err )
 234         {
 235             wxString path = wxMacFSRefToPath( &fsRef ) ;
 236             wxString name = wxMacHFSUniStrToString( &volumeName ) ;
 237
 238             if ( (volumeInfo.flags & kFSVolFlagSoftwareLockedMask) || (volumeInfo.flags & kFSVolFlagHardwareLockedMask) )
 239             {
 240                 icon_ids.Add(wxFileIconsTable::cdrom);
 241             }
 242             else
 243             {
 244                 icon_ids.Add(wxFileIconsTable::drive);
 245             }
 246             // todo other removable
 247
 248             paths.Add(path);
 249             names.Add(name);
 250             volumeIndex++ ;
 251         }
 252     }
 253
 254 #elif defined(__UNIX__) || defined(__WXPALMOS__)
 255     paths.Add(wxT("/"));
 256     names.Add(wxT("/"));
 257     icon_ids.Add(wxFileIconsTable::computer);
 258 #else
 259     #error "Unsupported platform in wxGenericDirCtrl!"
 260 #endif
 261     wxASSERT_MSG( (paths.GetCount() == names.GetCount()), wxT("The number of paths and their human readable names should be equal in number."));
 262     wxASSERT_MSG( (paths.GetCount() == icon_ids.GetCount()), wxT("Wrong number of icons for available drives."));
 263     return paths.GetCount();
 264 }
 265
 266 // ----------------------------------------------------------------------------
 267 // wxIsDriveAvailable
 268 // ----------------------------------------------------------------------------
 269
 270 #if defined(__DOS__)
 271
 272 bool wxIsDriveAvailable(const wxString& dirName)
 273 {
 274     // FIXME_MGL - this method leads to hang up under Watcom for some reason
 275 #ifdef __WATCOMC__
 276     wxUnusedVar(dirName);
 277 #else
 278     if ( dirName.length() == 3 && dirName[1u] == wxT(':') )
 279     {
 280         wxString dirNameLower(dirName.Lower());
 281         // VS: always return true for removable media, since Win95 doesn't
 282         //     like it when MS-DOS app accesses empty floppy drive
 283         return (dirNameLower[0u] == wxT('a') ||
 284                 dirNameLower[0u] == wxT('b') ||
 285                 wxDirExists(dirNameLower));
 286     }
 287     else
 288 #endif
 289         return true;
 290 }
 291
 292 #elif defined(__WINDOWS__) || defined(__OS2__)
 293
 294 int setdrive(int WXUNUSED_IN_WINCE(drive))
 295 {
 296 #ifdef __WXWINCE__
 297     return 0;
 298 #elif defined(__GNUWIN32__) && \
 299     (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 300     return _chdrive(drive);
 301 #else
 302     wxChar  newdrive[4];
 303
 304     if (drive < 1 || drive > 31)
 305         return -1;
 306     newdrive[0] = (wxChar)(wxT('A') + drive - 1);
 307     newdrive[1] = wxT(':');
 308 #ifdef __OS2__
 309     newdrive[2] = wxT('\\');
 310     newdrive[3] = wxT('\0');
 311 #else
 312     newdrive[2] = wxT('\0');
 313 #endif
 314 #if defined(__WXMSW__)
 315     if (::SetCurrentDirectory(newdrive))
 316 #else
 317     // VA doesn't know what LPSTR is and has its own set
 318     if (!DosSetCurrentDir((PSZ)newdrive))
 319 #endif
 320         return 0;
 321     else
 322         return -1;
 323 #endif // !GNUWIN32
 324 }
 325
 326 bool wxIsDriveAvailable(const wxString& WXUNUSED_IN_WINCE(dirName))
 327 {
 328 #ifdef __WXWINCE__
 329     return false;
 330 #else
 331 #ifdef __WIN32__
 332     UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
 333 #endif
 334     bool success = true;
 335
 336     // Check if this is a root directory and if so,
 337     // whether the drive is available.
 338     if (dirName.length() == 3 && dirName[(size_t)1] == wxT(':'))
 339     {
 340         wxString dirNameLower(dirName.Lower());
 341 #if defined(__GNUWIN32__) && !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 342         success = wxDirExists(dirNameLower);
 343 #else
 344         #if defined(__OS2__)
 345         // Avoid changing to drive since no media may be inserted.
 346         if (dirNameLower[(size_t)0] == 'a' || dirNameLower[(size_t)0] == 'b')
 347             return success;
 348         #endif
 349         int currentDrive = _getdrive();
 350         int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
 351         int err = setdrive( thisDrive ) ;
 352         setdrive( currentDrive );
 353
 354         if (err == -1)
 355         {
 356             success = false;
 357         }
 358 #endif
 359     }
 360 #ifdef __WIN32__
 361     (void) SetErrorMode(errorMode);
 362 #endif
 363
 364     return success;
 365 #endif
 366 }
 367 #endif // __WINDOWS__ || __OS2__
 368
 369 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG
 370
 371
 372
 373 #if wxUSE_DIRDLG
 374
 375 // Function which is called by quick sort. We want to override the default wxArrayString behaviour,
 376 // and sort regardless of case.
 377 static int wxCMPFUNC_CONV wxDirCtrlStringCompareFunction(const wxString& strFirst, const wxString& strSecond)
 378 {
 379     return strFirst.CmpNoCase(strSecond);
 380 }
 381
 382 //-----------------------------------------------------------------------------
 383 // wxDirItemData
 384 //-----------------------------------------------------------------------------
 385
 386 wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
 387                              bool isDir)
 388 {
 389     m_path = path;
 390     m_name = name;
 391     /* Insert logic to detect hidden files here
 392      * In UnixLand we just check whether the first char is a dot
 393      * For FileNameFromPath read LastDirNameInThisPath ;-) */
 394     // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
 395     m_isHidden = false;
 396     m_isExpanded = false;
 397     m_isDir = isDir;
 398 }
 399
 400 void wxDirItemData::SetNewDirName(const wxString& path)
 401 {
 402     m_path = path;
 403     m_name = wxFileNameFromPath(path);
 404 }
 405
 406 bool wxDirItemData::HasSubDirs() const
 407 {
 408     if (m_path.empty())
 409         return false;
 410
 411     wxDir dir;
 412     {
 413         wxLogNull nolog;
 414         if ( !dir.Open(m_path) )
 415             return false;
 416     }
 417
 418     return dir.HasSubDirs();
 419 }
 420
 421 bool wxDirItemData::HasFiles(const wxString& WXUNUSED(spec)) const
 422 {
 423     if (m_path.empty())
 424         return false;
 425
 426     wxDir dir;
 427     {
 428         wxLogNull nolog;
 429         if ( !dir.Open(m_path) )
 430             return false;
 431     }
 432
 433     return dir.HasFiles();
 434 }
 435
 436 //-----------------------------------------------------------------------------
 437 // wxGenericDirCtrl
 438 //-----------------------------------------------------------------------------
 439
 440
 441 #if wxUSE_EXTENDED_RTTI
 442 WX_DEFINE_FLAGS( wxGenericDirCtrlStyle )
 443
 444 wxBEGIN_FLAGS( wxGenericDirCtrlStyle )
 445     // new style border flags, we put them first to
 446     // use them for streaming out
 447     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
 448     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
 449     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
 450     wxFLAGS_MEMBER(wxBORDER_RAISED)
 451     wxFLAGS_MEMBER(wxBORDER_STATIC)
 452     wxFLAGS_MEMBER(wxBORDER_NONE)
 453
 454     // old style border flags
 455     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
 456     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
 457     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
 458     wxFLAGS_MEMBER(wxRAISED_BORDER)
 459     wxFLAGS_MEMBER(wxSTATIC_BORDER)
 460     wxFLAGS_MEMBER(wxBORDER)
 461
 462     // standard window styles
 463     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
 464     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
 465     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
 466     wxFLAGS_MEMBER(wxWANTS_CHARS)
 467     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
 468     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
 469     wxFLAGS_MEMBER(wxVSCROLL)
 470     wxFLAGS_MEMBER(wxHSCROLL)
 471
 472     wxFLAGS_MEMBER(wxDIRCTRL_DIR_ONLY)
 473     wxFLAGS_MEMBER(wxDIRCTRL_3D_INTERNAL)
 474     wxFLAGS_MEMBER(wxDIRCTRL_SELECT_FIRST)
 475     wxFLAGS_MEMBER(wxDIRCTRL_MULTIPLE)
 476
 477 wxEND_FLAGS( wxGenericDirCtrlStyle )
 478
 479 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGenericDirCtrl, wxControl,"wx/dirctrl.h")
 480
 481 wxBEGIN_PROPERTIES_TABLE(wxGenericDirCtrl)
 482     wxHIDE_PROPERTY( Children )
 483     wxPROPERTY( DefaultPath , wxString , SetDefaultPath , GetDefaultPath  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 484     wxPROPERTY( Filter , wxString , SetFilter , GetFilter  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 485     wxPROPERTY( DefaultFilter , int , SetFilterIndex, GetFilterIndex, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 486     wxPROPERTY_FLAGS( WindowStyle, wxGenericDirCtrlStyle, long, SetWindowStyleFlag, GetWindowStyleFlag, EMPTY_MACROVALUE , 0, wxT("Helpstring"), wxT("group") )
 487 wxEND_PROPERTIES_TABLE()
 488
 489 wxBEGIN_HANDLERS_TABLE(wxGenericDirCtrl)
 490 wxEND_HANDLERS_TABLE()
 491
 492 wxCONSTRUCTOR_8( wxGenericDirCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , DefaultPath ,
 493                  wxPoint , Position , wxSize , Size , long , WindowStyle , wxString , Filter , int , DefaultFilter )
 494 #else
 495 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
 496 #endif
 497
 498 BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
 499   EVT_TREE_ITEM_EXPANDING     (wxID_TREECTRL, wxGenericDirCtrl::OnExpandItem)
 500   EVT_TREE_ITEM_COLLAPSED     (wxID_TREECTRL, wxGenericDirCtrl::OnCollapseItem)
 501   EVT_TREE_BEGIN_LABEL_EDIT   (wxID_TREECTRL, wxGenericDirCtrl::OnBeginEditItem)
 502   EVT_TREE_END_LABEL_EDIT     (wxID_TREECTRL, wxGenericDirCtrl::OnEndEditItem)
 503   EVT_SIZE                    (wxGenericDirCtrl::OnSize)
 504 END_EVENT_TABLE()
 505
 506 wxGenericDirCtrl::wxGenericDirCtrl(void)
 507 {
 508     Init();
 509 }
 510
 511 void wxGenericDirCtrl::ExpandRoot()
 512 {
 513     ExpandDir(m_rootId); // automatically expand first level
 514
 515     // Expand and select the default path
 516     if (!m_defaultPath.empty())
 517     {
 518         ExpandPath(m_defaultPath);
 519     }
 520 #ifdef __UNIX__
 521     else
 522     {
 523         // On Unix, there's only one node under the (hidden) root node. It
 524         // represents the / path, so the user would always have to expand it;
 525         // let's do it ourselves
 526         ExpandPath( wxT("/") );
 527     }
 528 #endif
 529 }
 530
 531 bool wxGenericDirCtrl::Create(wxWindow *parent,
 532                               const wxWindowID id,
 533                               const wxString& dir,
 534                               const wxPoint& pos,
 535                               const wxSize& size,
 536                               long style,
 537                               const wxString& filter,
 538                               int defaultFilter,
 539                               const wxString& name)
 540 {
 541     if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
 542         return false;
 543
 544     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 545     SetForegroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
 546
 547     Init();
 548
 549     long treeStyle = wxTR_HAS_BUTTONS;
 550
 551     // On Windows CE, if you hide the root, you get a crash when
 552     // attempting to access data for children of the root item.
 553 #ifndef __WXWINCE__
 554     treeStyle |= wxTR_HIDE_ROOT;
 555 #endif
 556
 557 #ifdef __WXGTK20__
 558     treeStyle |= wxTR_NO_LINES;
 559 #endif
 560
 561     if (style & wxDIRCTRL_EDIT_LABELS)
 562         treeStyle |= wxTR_EDIT_LABELS;
 563
 564     if (style & wxDIRCTRL_MULTIPLE)
 565         treeStyle |= wxTR_MULTIPLE;
 566
 567     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 568         treeStyle |= wxNO_BORDER;
 569
 570     m_treeCtrl = CreateTreeCtrl(this, wxID_TREECTRL,
 571                                 wxPoint(0,0), GetClientSize(), treeStyle);
 572
 573     if (!filter.empty())
 574         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL);
 575
 576     m_defaultPath = dir;
 577     m_filter = filter;
 578
 579     if (m_filter.empty())
 580         m_filter = wxFileSelectorDefaultWildcardStr;
 581
 582     SetFilterIndex(defaultFilter);
 583
 584     if (m_filterListCtrl)
 585         m_filterListCtrl->FillFilterList(filter, defaultFilter);
 586
 587     m_treeCtrl->SetImageList(wxTheFileIconsTable->GetSmallImageList());
 588
 589     m_showHidden = false;
 590     wxDirItemData* rootData = new wxDirItemData(wxEmptyString, wxEmptyString, true);
 591
 592     wxString rootName;
 593
 594 #if defined(__WINDOWS__) || defined(__OS2__) || defined(__DOS__)
 595     rootName = _("Computer");
 596 #else
 597     rootName = _("Sections");
 598 #endif
 599
 600     m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
 601     m_treeCtrl->SetItemHasChildren(m_rootId);
 602
 603     ExpandRoot();
 604
 605     SetInitialSize(size);
 606     DoResize();
 607
 608     return true;
 609 }
 610
 611 wxGenericDirCtrl::~wxGenericDirCtrl()
 612 {
 613 }
 614
 615 void wxGenericDirCtrl::Init()
 616 {
 617     m_showHidden = false;
 618     m_currentFilter = 0;
 619     m_currentFilterStr = wxEmptyString; // Default: any file
 620     m_treeCtrl = NULL;
 621     m_filterListCtrl = NULL;
 622 }
 623
 624 wxTreeCtrl* wxGenericDirCtrl::CreateTreeCtrl(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long treeStyle)
 625 {
 626     return new wxTreeCtrl(parent, id, pos, size, treeStyle);
 627 }
 628
 629 void wxGenericDirCtrl::ShowHidden( bool show )
 630 {
 631     if ( m_showHidden == show )
 632         return;
 633
 634     m_showHidden = show;
 635
 636     if ( HasFlag(wxDIRCTRL_MULTIPLE) )
 637     {
 638         wxArrayString paths;
 639         GetPaths(paths);
 640         ReCreateTree();
 641         for ( unsigned n = 0; n < paths.size(); n++ )
 642         {
 643             ExpandPath(paths[n]);
 644         }
 645     }
 646     else
 647     {
 648         wxString path = GetPath();
 649         ReCreateTree();
 650         SetPath(path);
 651     }
 652 }
 653
 654 const wxTreeItemId
 655 wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
 656 {
 657     wxDirItemData *dir_item = new wxDirItemData(path,name,true);
 658
 659     wxTreeItemId id = AppendItem( m_rootId, name, imageId, -1, dir_item);
 660
 661     m_treeCtrl->SetItemHasChildren(id);
 662
 663     return id;
 664 }
 665
 666 void wxGenericDirCtrl::SetupSections()
 667 {
 668     wxArrayString paths, names;
 669     wxArrayInt icons;
 670
 671     size_t n, count = wxGetAvailableDrives(paths, names, icons);
 672
 673 #ifdef __WXGTK20__
 674     wxString home = wxGetHomeDir();
 675     AddSection( home, _("Home directory"), 1);
 676     home += wxT("/Desktop");
 677     AddSection( home, _("Desktop"), 1);
 678 #endif
 679
 680     for (n = 0; n < count; n++)
 681         AddSection(paths[n], names[n], icons[n]);
 682 }
 683
 684 void wxGenericDirCtrl::SetFocus()
 685 {
 686     // we don't need focus ourselves, give it to the tree so that the user
 687     // could navigate it
 688     if (m_treeCtrl)
 689         m_treeCtrl->SetFocus();
 690 }
 691
 692 void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
 693 {
 694     // don't rename the main entry "Sections"
 695     if (event.GetItem() == m_rootId)
 696     {
 697         event.Veto();
 698         return;
 699     }
 700
 701     // don't rename the individual sections
 702     if (m_treeCtrl->GetItemParent( event.GetItem() ) == m_rootId)
 703     {
 704         event.Veto();
 705         return;
 706     }
 707 }
 708
 709 void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
 710 {
 711     if (event.IsEditCancelled())
 712         return;
 713
 714     if ((event.GetLabel().empty()) ||
 715         (event.GetLabel() == wxT(".")) ||
 716         (event.GetLabel() == wxT("..")) ||
 717         (event.GetLabel().Find(wxT('/')) != wxNOT_FOUND) ||
 718         (event.GetLabel().Find(wxT('\\')) != wxNOT_FOUND) ||
 719         (event.GetLabel().Find(wxT('|')) != wxNOT_FOUND))
 720     {
 721         wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
 722         dialog.ShowModal();
 723         event.Veto();
 724         return;
 725     }
 726
 727     wxTreeItemId id = event.GetItem();
 728     wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
 729     wxASSERT( data );
 730
 731     wxString new_name( wxPathOnly( data->m_path ) );
 732     new_name += wxString(wxFILE_SEP_PATH);
 733     new_name += event.GetLabel();
 734
 735     wxLogNull log;
 736
 737     if (wxFileExists(new_name))
 738     {
 739         wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
 740         dialog.ShowModal();
 741         event.Veto();
 742     }
 743
 744     if (wxRenameFile(data->m_path,new_name))
 745     {
 746         data->SetNewDirName( new_name );
 747     }
 748     else
 749     {
 750         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 751         dialog.ShowModal();
 752         event.Veto();
 753     }
 754 }
 755
 756 void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
 757 {
 758     wxTreeItemId parentId = event.GetItem();
 759
 760     // VS: this is needed because the event handler is called from wxTreeCtrl
 761     //     ctor when wxTR_HIDE_ROOT was specified
 762
 763     if (!m_rootId.IsOk())
 764
 765         m_rootId = m_treeCtrl->GetRootItem();
 766
 767     ExpandDir(parentId);
 768     if ( m_treeCtrl->GetChildrenCount(parentId, false) == 0 )
 769     {
 770         m_treeCtrl->SetItemHasChildren(parentId, false);
 771     }
 772 }
 773
 774 void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
 775 {
 776     CollapseDir(event.GetItem());
 777 }
 778
 779 void wxGenericDirCtrl::CollapseDir(wxTreeItemId parentId)
 780 {
 781     wxTreeItemId child;
 782
 783     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 784     if (!data->m_isExpanded)
 785         return;
 786
 787     data->m_isExpanded = false;
 788     wxTreeItemIdValue cookie;
 789     /* Workaround because DeleteChildren has disapeared (why?) and
 790      * CollapseAndReset doesn't work as advertised (deletes parent too) */
 791     child = m_treeCtrl->GetFirstChild(parentId, cookie);
 792     while (child.IsOk())
 793     {
 794         m_treeCtrl->Delete(child);
 795         /* Not GetNextChild below, because the cookie mechanism can't
 796          * handle disappearing children! */
 797         child = m_treeCtrl->GetFirstChild(parentId, cookie);
 798     }
 799     if (parentId != m_treeCtrl->GetRootItem())
 800         m_treeCtrl->Collapse(parentId);
 801 }
 802
 803 void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
 804 {
 805     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 806
 807     if (data->m_isExpanded)
 808         return;
 809
 810     data->m_isExpanded = true;
 811
 812     if (parentId == m_treeCtrl->GetRootItem())
 813     {
 814         SetupSections();
 815         return;
 816     }
 817
 818     wxASSERT(data);
 819
 820     wxString search,path,filename;
 821
 822     wxString dirName(data->m_path);
 823
 824 #if (defined(__WINDOWS__) && !defined(__WXWINCE__)) || defined(__DOS__) || defined(__OS2__)
 825     // Check if this is a root directory and if so,
 826     // whether the drive is avaiable.
 827     if (!wxIsDriveAvailable(dirName))
 828     {
 829         data->m_isExpanded = false;
 830         //wxMessageBox(wxT("Sorry, this drive is not available."));
 831         return;
 832     }
 833 #endif
 834
 835     // This may take a longish time. Go to busy cursor
 836     wxBusyCursor busy;
 837
 838 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 839     if (dirName.Last() == ':')
 840         dirName += wxString(wxFILE_SEP_PATH);
 841 #endif
 842
 843     wxArrayString dirs;
 844     wxArrayString filenames;
 845
 846     wxDir d;
 847     wxString eachFilename;
 848
 849     wxLogNull log;
 850     d.Open(dirName);
 851
 852     if (d.IsOpened())
 853     {
 854         int style = wxDIR_DIRS;
 855         if (m_showHidden) style |= wxDIR_HIDDEN;
 856         if (d.GetFirst(& eachFilename, wxEmptyString, style))
 857         {
 858             do
 859             {
 860                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 861                 {
 862                     dirs.Add(eachFilename);
 863                 }
 864             }
 865             while (d.GetNext(&eachFilename));
 866         }
 867     }
 868     dirs.Sort(wxDirCtrlStringCompareFunction);
 869
 870     // Now do the filenames -- but only if we're allowed to
 871     if (!HasFlag(wxDIRCTRL_DIR_ONLY))
 872     {
 873         d.Open(dirName);
 874
 875         if (d.IsOpened())
 876         {
 877             int style = wxDIR_FILES;
 878             if (m_showHidden) style |= wxDIR_HIDDEN;
 879             // Process each filter (ex: "JPEG Files (*.jpg;*.jpeg)|*.jpg;*.jpeg")
 880             wxStringTokenizer strTok;
 881             wxString curFilter;
 882             strTok.SetString(m_currentFilterStr,wxT(";"));
 883             while(strTok.HasMoreTokens())
 884             {
 885                 curFilter = strTok.GetNextToken();
 886                 if (d.GetFirst(& eachFilename, curFilter, style))
 887                 {
 888                     do
 889                     {
 890                         if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 891                         {
 892                             filenames.Add(eachFilename);
 893                         }
 894                     }
 895                     while (d.GetNext(& eachFilename));
 896                 }
 897             }
 898         }
 899         filenames.Sort(wxDirCtrlStringCompareFunction);
 900     }
 901
 902     // Add the sorted dirs
 903     size_t i;
 904     for (i = 0; i < dirs.GetCount(); i++)
 905     {
 906         eachFilename = dirs[i];
 907         path = dirName;
 908         if (!wxEndsWithPathSeparator(path))
 909             path += wxString(wxFILE_SEP_PATH);
 910         path += eachFilename;
 911
 912         wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,true);
 913         wxTreeItemId id = AppendItem( parentId, eachFilename,
 914                                       wxFileIconsTable::folder, -1, dir_item);
 915         m_treeCtrl->SetItemImage( id, wxFileIconsTable::folder_open,
 916                                   wxTreeItemIcon_Expanded );
 917
 918         // assume that it does have children by default as it can take a long
 919         // time to really check for this (think remote drives...)
 920         //
 921         // and if we're wrong, we'll correct it later in OnExpandItem() if
 922         // the user really tries to open this item
 923         m_treeCtrl->SetItemHasChildren(id);
 924     }
 925
 926     // Add the sorted filenames
 927     if (!HasFlag(wxDIRCTRL_DIR_ONLY))
 928     {
 929         for (i = 0; i < filenames.GetCount(); i++)
 930         {
 931             eachFilename = filenames[i];
 932             path = dirName;
 933             if (!wxEndsWithPathSeparator(path))
 934                 path += wxString(wxFILE_SEP_PATH);
 935             path += eachFilename;
 936             //path = dirName + wxString(wxT("/")) + eachFilename;
 937             wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,false);
 938             int image_id = wxFileIconsTable::file;
 939             if (eachFilename.Find(wxT('.')) != wxNOT_FOUND)
 940                 image_id = wxTheFileIconsTable->GetIconID(eachFilename.AfterLast(wxT('.')));
 941             (void) AppendItem( parentId, eachFilename, image_id, -1, dir_item);
 942         }
 943     }
 944 }
 945
 946 void wxGenericDirCtrl::ReCreateTree()
 947 {
 948     CollapseDir(m_treeCtrl->GetRootItem());
 949     ExpandRoot();
 950 }
 951
 952 void wxGenericDirCtrl::CollapseTree()
 953 {
 954     wxTreeItemIdValue cookie;
 955     wxTreeItemId child = m_treeCtrl->GetFirstChild(m_rootId, cookie);
 956     while (child.IsOk())
 957     {
 958         CollapseDir(child);
 959         child = m_treeCtrl->GetNextChild(m_rootId, cookie);
 960     }
 961 }
 962
 963 // Find the child that matches the first part of 'path'.
 964 // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 965 // then the child for /usr is returned.
 966 wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
 967 {
 968     wxString path2(path);
 969
 970     // Make sure all separators are as per the current platform
 971     path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
 972     path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
 973
 974     // Append a separator to foil bogus substring matching
 975     path2 += wxString(wxFILE_SEP_PATH);
 976
 977     // In MSW or PM, case is not significant
 978 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 979     path2.MakeLower();
 980 #endif
 981
 982     wxTreeItemIdValue cookie;
 983     wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
 984     while (childId.IsOk())
 985     {
 986         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 987
 988         if (data && !data->m_path.empty())
 989         {
 990             wxString childPath(data->m_path);
 991             if (!wxEndsWithPathSeparator(childPath))
 992                 childPath += wxString(wxFILE_SEP_PATH);
 993
 994             // In MSW and PM, case is not significant
 995 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 996             childPath.MakeLower();
 997 #endif
 998
 999             if (childPath.length() <= path2.length())
1000             {
1001                 wxString path3 = path2.Mid(0, childPath.length());
1002                 if (childPath == path3)
1003                 {
1004                     if (path3.length() == path2.length())
1005                         done = true;
1006                     else
1007                         done = false;
1008                     return childId;
1009                 }
1010             }
1011         }
1012
1013         childId = m_treeCtrl->GetNextChild(parentId, cookie);
1014     }
1015     wxTreeItemId invalid;
1016     return invalid;
1017 }
1018
1019 // Try to expand as much of the given path as possible,
1020 // and select the given tree item.
1021 bool wxGenericDirCtrl::ExpandPath(const wxString& path)
1022 {
1023     bool done = false;
1024     wxTreeItemId id = FindChild(m_rootId, path, done);
1025     wxTreeItemId lastId = id; // The last non-zero id
1026     while (id.IsOk() && !done)
1027     {
1028         ExpandDir(id);
1029
1030         id = FindChild(id, path, done);
1031         if (id.IsOk())
1032             lastId = id;
1033     }
1034     if (!lastId.IsOk())
1035         return false;
1036
1037     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
1038     if (data->m_isDir)
1039     {
1040         m_treeCtrl->Expand(lastId);
1041     }
1042     if (HasFlag(wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
1043     {
1044         // Find the first file in this directory
1045         wxTreeItemIdValue cookie;
1046         wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
1047         bool selectedChild = false;
1048         while (childId.IsOk())
1049         {
1050             data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
1051
1052             if (data && data->m_path != wxEmptyString && !data->m_isDir)
1053             {
1054                 m_treeCtrl->SelectItem(childId);
1055                 m_treeCtrl->EnsureVisible(childId);
1056                 selectedChild = true;
1057                 break;
1058             }
1059             childId = m_treeCtrl->GetNextChild(lastId, cookie);
1060         }
1061         if (!selectedChild)
1062         {
1063             m_treeCtrl->SelectItem(lastId);
1064             m_treeCtrl->EnsureVisible(lastId);
1065         }
1066     }
1067     else
1068     {
1069         m_treeCtrl->SelectItem(lastId);
1070         m_treeCtrl->EnsureVisible(lastId);
1071     }
1072
1073     return true;
1074 }
1075
1076
1077 bool wxGenericDirCtrl::CollapsePath(const wxString& path)
1078 {
1079     bool done           = false;
1080     wxTreeItemId id     = FindChild(m_rootId, path, done);
1081     wxTreeItemId lastId = id; // The last non-zero id
1082
1083     while ( id.IsOk() && !done )
1084     {
1085         CollapseDir(id);
1086
1087         id = FindChild(id, path, done);
1088
1089         if ( id.IsOk() )
1090             lastId = id;
1091     }
1092
1093     if ( !lastId.IsOk() )
1094         return false;
1095
1096     m_treeCtrl->SelectItem(lastId);
1097     m_treeCtrl->EnsureVisible(lastId);
1098
1099     return true;
1100 }
1101
1102
1103 wxString wxGenericDirCtrl::GetPath() const
1104 {
1105     wxTreeItemId id = m_treeCtrl->GetSelection();
1106     if (id)
1107     {
1108         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1109         return data->m_path;
1110     }
1111     else
1112         return wxEmptyString;
1113 }
1114
1115 void wxGenericDirCtrl::GetPaths(wxArrayString& paths) const
1116 {
1117     paths.clear();
1118
1119     wxArrayTreeItemIds items;
1120     m_treeCtrl->GetSelections(items);
1121     for ( unsigned n = 0; n < items.size(); n++ )
1122     {
1123         wxTreeItemId id = items[n];
1124         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1125         paths.Add(data->m_path);
1126     }
1127 }
1128
1129 wxString wxGenericDirCtrl::GetFilePath() const
1130 {
1131     wxTreeItemId id = m_treeCtrl->GetSelection();
1132     if (id)
1133     {
1134         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1135         if (data->m_isDir)
1136             return wxEmptyString;
1137         else
1138             return data->m_path;
1139     }
1140     else
1141         return wxEmptyString;
1142 }
1143
1144 void wxGenericDirCtrl::GetFilePaths(wxArrayString& paths) const
1145 {
1146     paths.clear();
1147
1148     wxArrayTreeItemIds items;
1149     m_treeCtrl->GetSelections(items);
1150     for ( unsigned n = 0; n < items.size(); n++ )
1151     {
1152         wxTreeItemId id = items[n];
1153         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1154         if ( !data->m_isDir )
1155             paths.Add(data->m_path);
1156     }
1157 }
1158
1159 void wxGenericDirCtrl::SetPath(const wxString& path)
1160 {
1161     m_defaultPath = path;
1162     if (m_rootId)
1163         ExpandPath(path);
1164 }
1165
1166 void wxGenericDirCtrl::SelectPath(const wxString& path, bool select)
1167 {
1168     bool done = false;
1169     wxTreeItemId id = FindChild(m_rootId, path, done);
1170     wxTreeItemId lastId = id; // The last non-zero id
1171     while ( id.IsOk() && !done )
1172     {
1173         id = FindChild(id, path, done);
1174         if ( id.IsOk() )
1175             lastId = id;
1176     }
1177     if ( !lastId.IsOk() )
1178         return;
1179
1180     if ( done )
1181     {
1182         m_treeCtrl->SelectItem(id, select);
1183     }
1184 }
1185
1186 void wxGenericDirCtrl::SelectPaths(const wxArrayString& paths)
1187 {
1188     if ( HasFlag(wxDIRCTRL_MULTIPLE) )
1189     {
1190         UnselectAll();
1191         for ( unsigned n = 0; n < paths.size(); n++ )
1192         {
1193             SelectPath(paths[n]);
1194         }
1195     }
1196 }
1197
1198 void wxGenericDirCtrl::UnselectAll()
1199 {
1200     m_treeCtrl->UnselectAll();
1201 }
1202
1203 // Not used
1204 #if 0
1205 void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1206 {
1207     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1208
1209     // This may take a longish time. Go to busy cursor
1210     wxBusyCursor busy;
1211
1212     wxASSERT(data);
1213
1214     wxString search,path,filename;
1215
1216     wxString dirName(data->m_path);
1217
1218 #if defined(__WXMSW__) || defined(__OS2__)
1219     if (dirName.Last() == ':')
1220         dirName += wxString(wxFILE_SEP_PATH);
1221 #endif
1222
1223     wxDir d;
1224     wxString eachFilename;
1225
1226     wxLogNull log;
1227     d.Open(dirName);
1228
1229     if (d.IsOpened())
1230     {
1231         if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1232         {
1233             do
1234             {
1235                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1236                 {
1237                     filenames.Add(eachFilename);
1238                 }
1239             }
1240             while (d.GetNext(& eachFilename)) ;
1241         }
1242     }
1243 }
1244 #endif
1245
1246 void wxGenericDirCtrl::SetFilterIndex(int n)
1247 {
1248     m_currentFilter = n;
1249
1250     wxString f, d;
1251     if (ExtractWildcard(m_filter, n, f, d))
1252         m_currentFilterStr = f;
1253     else
1254 #ifdef __UNIX__
1255         m_currentFilterStr = wxT("*");
1256 #else
1257         m_currentFilterStr = wxT("*.*");
1258 #endif
1259 }
1260
1261 void wxGenericDirCtrl::SetFilter(const wxString& filter)
1262 {
1263     m_filter = filter;
1264
1265     if (!filter.empty() && !m_filterListCtrl)
1266         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL);
1267     else if (filter.empty() && m_filterListCtrl)
1268     {
1269         m_filterListCtrl->Destroy();
1270         m_filterListCtrl = NULL;
1271     }
1272
1273     wxString f, d;
1274     if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1275         m_currentFilterStr = f;
1276     else
1277 #ifdef __UNIX__
1278         m_currentFilterStr = wxT("*");
1279 #else
1280         m_currentFilterStr = wxT("*.*");
1281 #endif
1282     // current filter index is meaningless after filter change, set it to zero
1283     SetFilterIndex(0);
1284     if (m_filterListCtrl)
1285         m_filterListCtrl->FillFilterList(m_filter, 0);
1286 }
1287
1288 // Extract description and actual filter from overall filter string
1289 bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1290 {
1291     wxArrayString filters, descriptions;
1292     int count = wxParseCommonDialogsFilter(filterStr, descriptions, filters);
1293     if (count > 0 && n < count)
1294     {
1295         filter = filters[n];
1296         description = descriptions[n];
1297         return true;
1298     }
1299
1300     return false;
1301 }
1302
1303
1304 void wxGenericDirCtrl::DoResize()
1305 {
1306     wxSize sz = GetClientSize();
1307     int verticalSpacing = 3;
1308     if (m_treeCtrl)
1309     {
1310         wxSize filterSz ;
1311         if (m_filterListCtrl)
1312         {
1313             filterSz = m_filterListCtrl->GetSize();
1314             sz.y -= (filterSz.y + verticalSpacing);
1315         }
1316         m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1317         if (m_filterListCtrl)
1318         {
1319             m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1320             // Don't know why, but this needs refreshing after a resize (wxMSW)
1321             m_filterListCtrl->Refresh();
1322         }
1323     }
1324 }
1325
1326
1327 void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1328 {
1329     DoResize();
1330 }
1331
1332 wxTreeItemId wxGenericDirCtrl::AppendItem (const wxTreeItemId & parent,
1333                                            const wxString & text,
1334                                            int image, int selectedImage,
1335                                            wxTreeItemData * data)
1336 {
1337   wxTreeCtrl *treeCtrl = GetTreeCtrl ();
1338
1339   wxASSERT (treeCtrl);
1340
1341   if (treeCtrl)
1342   {
1343     return treeCtrl->AppendItem (parent, text, image, selectedImage, data);
1344   }
1345   else
1346   {
1347     return wxTreeItemId();
1348   }
1349 }
1350
1351
1352 //-----------------------------------------------------------------------------
1353 // wxDirFilterListCtrl
1354 //-----------------------------------------------------------------------------
1355
1356 IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1357
1358 BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1359     EVT_CHOICE(wxID_ANY, wxDirFilterListCtrl::OnSelFilter)
1360 END_EVENT_TABLE()
1361
1362 bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent,
1363                                  const wxWindowID id,
1364                                  const wxPoint& pos,
1365                                  const wxSize& size,
1366                                  long style)
1367 {
1368     m_dirCtrl = parent;
1369
1370     // by default our border style is determined by the style of our parent
1371     if ( !(style & wxBORDER_MASK) )
1372     {
1373         style |= parent->HasFlag(wxDIRCTRL_3D_INTERNAL) ? wxBORDER_SUNKEN
1374                                                         : wxBORDER_NONE;
1375     }
1376
1377     return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1378 }
1379
1380 void wxDirFilterListCtrl::Init()
1381 {
1382     m_dirCtrl = NULL;
1383 }
1384
1385 void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1386 {
1387     int sel = GetSelection();
1388
1389     wxString currentPath = m_dirCtrl->GetPath();
1390
1391     m_dirCtrl->SetFilterIndex(sel);
1392
1393     // If the filter has changed, the view is out of date, so
1394     // collapse the tree.
1395     m_dirCtrl->ReCreateTree();
1396
1397     // Try to restore the selection, or at least the directory
1398     m_dirCtrl->ExpandPath(currentPath);
1399 }
1400
1401 void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1402 {
1403     Clear();
1404     wxArrayString descriptions, filters;
1405     size_t n = (size_t) wxParseCommonDialogsFilter(filter, descriptions, filters);
1406
1407     if (n > 0 && defaultFilter < (int) n)
1408     {
1409         for (size_t i = 0; i < n; i++)
1410             Append(descriptions[i]);
1411         SetSelection(defaultFilter);
1412     }
1413 }
1414 #endif // wxUSE_DIRDLG
1415
1416 #if wxUSE_DIRDLG || wxUSE_FILEDLG
1417
1418 // ----------------------------------------------------------------------------
1419 // wxFileIconsTable icons
1420 // ----------------------------------------------------------------------------
1421
1422 #ifndef __WXGTK20__
1423 /* Computer (c) Julian Smart */
1424 static const char * file_icons_tbl_computer_xpm[] = {
1425 /* columns rows colors chars-per-pixel */
1426 "16 16 42 1",
1427 "r c #4E7FD0",
1428 "$ c #7198D9",
1429 "; c #DCE6F6",
1430 "q c #FFFFFF",
1431 "u c #4A7CCE",
1432 "# c #779DDB",
1433 "w c #95B2E3",
1434 "y c #7FA2DD",
1435 "f c #3263B4",
1436 "= c #EAF0FA",
1437 "< c #B1C7EB",
1438 "% c #6992D7",
1439 "9 c #D9E4F5",
1440 "o c #9BB7E5",
1441 "6 c #F7F9FD",
1442 ", c #BED0EE",
1443 "3 c #F0F5FC",
1444 "1 c #A8C0E8",
1445 "  c None",
1446 "0 c #FDFEFF",
1447 "4 c #C4D5F0",
1448 "@ c #81A4DD",
1449 "e c #4377CD",
1450 "- c #E2EAF8",
1451 "i c #9FB9E5",
1452 "> c #CCDAF2",
1453 "+ c #89A9DF",
1454 "s c #5584D1",
1455 "t c #5D89D3",
1456 ": c #D2DFF4",
1457 "5 c #FAFCFE",
1458 "2 c #F5F8FD",
1459 "8 c #DFE8F7",
1460 "& c #5E8AD4",
1461 "X c #638ED5",
1462 "a c #CEDCF2",
1463 "p c #90AFE2",
1464 "d c #2F5DA9",
1465 "* c #5282D0",
1466 "7 c #E5EDF9",
1467 ". c #A2BCE6",
1468 "O c #8CACE0",
1469 /* pixels */
1470 "                ",
1471 "  .XXXXXXXXXXX  ",
1472 "  oXO++@#$%&*X  ",
1473 "  oX=-;:>,<1%X  ",
1474 "  oX23=-;:4,$X  ",
1475 "  oX5633789:@X  ",
1476 "  oX05623=78+X  ",
1477 "  oXqq05623=OX  ",
1478 "  oX,,,,,<<<$X  ",
1479 "  wXXXXXXXXXXe  ",
1480 "  XrtX%$$y@+O,, ",
1481 "  uyiiiiiiiii@< ",
1482 " ouiiiiiiiiiip<a",
1483 " rustX%$$y@+Ow,,",
1484 " dfffffffffffffd",
1485 "                "
1486 };
1487 #endif // !GTK+ 2
1488
1489 // ----------------------------------------------------------------------------
1490 // wxFileIconsTable & friends
1491 // ----------------------------------------------------------------------------
1492
1493 // global instance of a wxFileIconsTable
1494 wxFileIconsTable* wxTheFileIconsTable = NULL;
1495
1496 // A module to allow icons table cleanup
1497
1498 class wxFileIconsTableModule: public wxModule
1499 {
1500 DECLARE_DYNAMIC_CLASS(wxFileIconsTableModule)
1501 public:
1502     wxFileIconsTableModule() {}
1503     bool OnInit() { wxTheFileIconsTable = new wxFileIconsTable; return true; }
1504     void OnExit()
1505     {
1506         if (wxTheFileIconsTable)
1507         {
1508             delete wxTheFileIconsTable;
1509             wxTheFileIconsTable = NULL;
1510         }
1511     }
1512 };
1513
1514 IMPLEMENT_DYNAMIC_CLASS(wxFileIconsTableModule, wxModule)
1515
1516 class wxFileIconEntry : public wxObject
1517 {
1518 public:
1519     wxFileIconEntry(int i) { id = i; }
1520
1521     int id;
1522 };
1523
1524 wxFileIconsTable::wxFileIconsTable()
1525 {
1526     m_HashTable = NULL;
1527     m_smallImageList = NULL;
1528 }
1529
1530 wxFileIconsTable::~wxFileIconsTable()
1531 {
1532     if (m_HashTable)
1533     {
1534         WX_CLEAR_HASH_TABLE(*m_HashTable);
1535         delete m_HashTable;
1536     }
1537     if (m_smallImageList) delete m_smallImageList;
1538 }
1539
1540 // delayed initialization - wait until first use (wxArtProv not created yet)
1541 void wxFileIconsTable::Create()
1542 {
1543     wxCHECK_RET(!m_smallImageList && !m_HashTable, wxT("creating icons twice"));
1544     m_HashTable = new wxHashTable(wxKEY_STRING);
1545     m_smallImageList = new wxImageList(16, 16);
1546
1547     // folder:
1548     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER,
1549                                                    wxART_CMN_DIALOG,
1550                                                    wxSize(16, 16)));
1551     // folder_open
1552     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER_OPEN,
1553                                                    wxART_CMN_DIALOG,
1554                                                    wxSize(16, 16)));
1555     // computer
1556 #ifdef __WXGTK20__
1557     // GTK24 uses this icon in the file open dialog
1558     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1559                                                    wxART_CMN_DIALOG,
1560                                                    wxSize(16, 16)));
1561 #else
1562     m_smallImageList->Add(wxIcon(file_icons_tbl_computer_xpm));
1563 #endif
1564     // drive
1565     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1566                                                    wxART_CMN_DIALOG,
1567                                                    wxSize(16, 16)));
1568     // cdrom
1569     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_CDROM,
1570                                                    wxART_CMN_DIALOG,
1571                                                    wxSize(16, 16)));
1572     // floppy
1573     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FLOPPY,
1574                                                    wxART_CMN_DIALOG,
1575                                                    wxSize(16, 16)));
1576     // removeable
1577     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_REMOVABLE,
1578                                                    wxART_CMN_DIALOG,
1579                                                    wxSize(16, 16)));
1580     // file
1581     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_NORMAL_FILE,
1582                                                    wxART_CMN_DIALOG,
1583                                                    wxSize(16, 16)));
1584     // executable
1585     if (GetIconID(wxEmptyString, wxT("application/x-executable")) == file)
1586     {
1587         m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_EXECUTABLE_FILE,
1588                                                        wxART_CMN_DIALOG,
1589                                                        wxSize(16, 16)));
1590         delete m_HashTable->Get(wxT("exe"));
1591         m_HashTable->Delete(wxT("exe"));
1592         m_HashTable->Put(wxT("exe"), new wxFileIconEntry(executable));
1593     }
1594     /* else put into list by GetIconID
1595        (KDE defines application/x-executable for *.exe and has nice icon)
1596      */
1597 }
1598
1599 wxImageList *wxFileIconsTable::GetSmallImageList()
1600 {
1601     if (!m_smallImageList)
1602         Create();
1603
1604     return m_smallImageList;
1605 }
1606
1607 #if wxUSE_MIMETYPE && wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
1608 // VS: we don't need this function w/o wxMimeTypesManager because we'll only have
1609 //     one icon and we won't resize it
1610
1611 static wxBitmap CreateAntialiasedBitmap(const wxImage& img)
1612 {
1613     const unsigned int size = 16;
1614
1615     wxImage smallimg (size, size);
1616     unsigned char *p1, *p2, *ps;
1617     unsigned char mr = img.GetMaskRed(),
1618                   mg = img.GetMaskGreen(),
1619                   mb = img.GetMaskBlue();
1620
1621     unsigned x, y;
1622     unsigned sr, sg, sb, smask;
1623
1624     p1 = img.GetData(), p2 = img.GetData() + 3 * size*2, ps = smallimg.GetData();
1625     smallimg.SetMaskColour(mr, mr, mr);
1626
1627     for (y = 0; y < size; y++)
1628     {
1629         for (x = 0; x < size; x++)
1630         {
1631             sr = sg = sb = smask = 0;
1632             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1633                 sr += p1[0], sg += p1[1], sb += p1[2];
1634             else smask++;
1635             p1 += 3;
1636             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1637                 sr += p1[0], sg += p1[1], sb += p1[2];
1638             else smask++;
1639             p1 += 3;
1640             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1641                 sr += p2[0], sg += p2[1], sb += p2[2];
1642             else smask++;
1643             p2 += 3;
1644             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1645                 sr += p2[0], sg += p2[1], sb += p2[2];
1646             else smask++;
1647             p2 += 3;
1648
1649             if (smask > 2)
1650                 ps[0] = ps[1] = ps[2] = mr;
1651             else
1652             {
1653                 ps[0] = (unsigned char)(sr >> 2);
1654                 ps[1] = (unsigned char)(sg >> 2);
1655                 ps[2] = (unsigned char)(sb >> 2);
1656             }
1657             ps += 3;
1658         }
1659         p1 += size*2 * 3, p2 += size*2 * 3;
1660     }
1661
1662     return wxBitmap(smallimg);
1663 }
1664
1665 // This function is currently not unused anymore
1666 #if 0
1667 // finds empty borders and return non-empty area of image:
1668 static wxImage CutEmptyBorders(const wxImage& img)
1669 {
1670     unsigned char mr = img.GetMaskRed(),
1671                   mg = img.GetMaskGreen(),
1672                   mb = img.GetMaskBlue();
1673     unsigned char *dt = img.GetData(), *dttmp;
1674     unsigned w = img.GetWidth(), h = img.GetHeight();
1675
1676     unsigned top, bottom, left, right, i;
1677     bool empt;
1678
1679 #define MK_DTTMP(x,y)      dttmp = dt + ((x + y * w) * 3)
1680 #define NOEMPTY_PIX(empt)  if (dttmp[0] != mr || dttmp[1] != mg || dttmp[2] != mb) {empt = false; break;}
1681
1682     for (empt = true, top = 0; empt && top < h; top++)
1683     {
1684         MK_DTTMP(0, top);
1685         for (i = 0; i < w; i++, dttmp+=3)
1686             NOEMPTY_PIX(empt)
1687     }
1688     for (empt = true, bottom = h-1; empt && bottom > top; bottom--)
1689     {
1690         MK_DTTMP(0, bottom);
1691         for (i = 0; i < w; i++, dttmp+=3)
1692             NOEMPTY_PIX(empt)
1693     }
1694     for (empt = true, left = 0; empt && left < w; left++)
1695     {
1696         MK_DTTMP(left, 0);
1697         for (i = 0; i < h; i++, dttmp+=3*w)
1698             NOEMPTY_PIX(empt)
1699     }
1700     for (empt = true, right = w-1; empt && right > left; right--)
1701     {
1702         MK_DTTMP(right, 0);
1703         for (i = 0; i < h; i++, dttmp+=3*w)
1704             NOEMPTY_PIX(empt)
1705     }
1706     top--, left--, bottom++, right++;
1707
1708     return img.GetSubImage(wxRect(left, top, right - left + 1, bottom - top + 1));
1709 }
1710 #endif // #if 0
1711
1712 #endif // wxUSE_MIMETYPE
1713
1714 int wxFileIconsTable::GetIconID(const wxString& extension, const wxString& mime)
1715 {
1716     if (!m_smallImageList)
1717         Create();
1718
1719 #if wxUSE_MIMETYPE
1720     if (!extension.empty())
1721     {
1722         wxFileIconEntry *entry = (wxFileIconEntry*) m_HashTable->Get(extension);
1723         if (entry) return (entry -> id);
1724     }
1725
1726     wxFileType *ft = (mime.empty()) ?
1727                    wxTheMimeTypesManager -> GetFileTypeFromExtension(extension) :
1728                    wxTheMimeTypesManager -> GetFileTypeFromMimeType(mime);
1729
1730     wxIconLocation iconLoc;
1731     wxIcon ic;
1732
1733     {
1734         wxLogNull logNull;
1735         if ( ft && ft->GetIcon(&iconLoc) )
1736         {
1737             ic = wxIcon( iconLoc );
1738         }
1739     }
1740
1741     delete ft;
1742
1743     if ( !ic.Ok() )
1744     {
1745         int newid = file;
1746         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1747         return newid;
1748     }
1749
1750     wxBitmap bmp;
1751     bmp.CopyFromIcon(ic);
1752
1753     if ( !bmp.Ok() )
1754     {
1755         int newid = file;
1756         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1757         return newid;
1758     }
1759
1760     const unsigned int size = 16;
1761
1762     int id = m_smallImageList->GetImageCount();
1763     if ((bmp.GetWidth() == (int) size) && (bmp.GetHeight() == (int) size))
1764     {
1765         m_smallImageList->Add(bmp);
1766     }
1767 #if wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
1768     else
1769     {
1770         wxImage img = bmp.ConvertToImage();
1771
1772         if ((img.GetWidth() != size*2) || (img.GetHeight() != size*2))
1773 //            m_smallImageList->Add(CreateAntialiasedBitmap(CutEmptyBorders(img).Rescale(size*2, size*2)));
1774             m_smallImageList->Add(CreateAntialiasedBitmap(img.Rescale(size*2, size*2)));
1775         else
1776             m_smallImageList->Add(CreateAntialiasedBitmap(img));
1777     }
1778 #endif // wxUSE_IMAGE
1779
1780     m_HashTable->Put(extension, new wxFileIconEntry(id));
1781     return id;
1782
1783 #else // !wxUSE_MIMETYPE
1784
1785     wxUnusedVar(mime);
1786     if (extension == wxT("exe"))
1787         return executable;
1788     else
1789         return file;
1790 #endif // wxUSE_MIMETYPE/!wxUSE_MIMETYPE
1791 }
1792
1793 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG