src/generic/dirctrlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dirctrlg.cpp
   3 // Purpose:     wxGenericDirCtrl
   4 // Author:      Harm van der Heijden, Robert Roebling, Julian Smart
   5 // Modified by:
   6 // Created:     12/12/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Harm van der Heijden, Robert Roebling and Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "dirctrlg.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #if wxUSE_DIRDLG
  24
  25 #include "wx/utils.h"
  26 #include "wx/dialog.h"
  27 #include "wx/button.h"
  28 #include "wx/layout.h"
  29 #include "wx/msgdlg.h"
  30 #include "wx/textctrl.h"
  31 #include "wx/textdlg.h"
  32 #include "wx/filefn.h"
  33 #include "wx/cmndata.h"
  34 #include "wx/gdicmn.h"
  35 #include "wx/intl.h"
  36 #include "wx/imaglist.h"
  37 #include "wx/icon.h"
  38 #include "wx/log.h"
  39 #include "wx/sizer.h"
  40 #include "wx/tokenzr.h"
  41 #include "wx/dir.h"
  42 #include "wx/settings.h"
  43
  44 #if wxUSE_STATLINE
  45     #include "wx/statline.h"
  46 #endif
  47
  48 #include "wx/generic/dirctrlg.h"
  49
  50 #if defined(__WXMAC__)
  51   #include  "wx/mac/private.h"  // includes mac headers
  52 #endif
  53
  54 #ifdef __WXMSW__
  55 #include <windows.h>
  56
  57 // FIXME - Mingw32 1.0 has both _getdrive() and _chdrive(). For now, let's assume
  58 //         older releases don't, but it should be verified and the checks modified
  59 //         accordingly.
  60 #if !defined(__GNUWIN32__) || \
  61     (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
  62   #include <direct.h>
  63   #include <stdlib.h>
  64   #include <ctype.h>
  65 #endif
  66
  67 #endif
  68
  69 #ifdef __WXPM__
  70
  71 #define INCL_BASE
  72 #include <os2.h>
  73 #include <direct.h>
  74 #include <stdlib.h>
  75 #include <ctype.h>
  76
  77 #endif // __WXPM__
  78
  79 #if defined(__WXMAC__)
  80 #  include "MoreFilesExtras.h"
  81 #endif
  82
  83 #ifdef __BORLANDC__
  84 #include "dos.h"
  85 #endif
  86
  87 // If compiled under Windows, this macro can cause problems
  88 #ifdef GetFirstChild
  89 #undef GetFirstChild
  90 #endif
  91
  92 /* Closed folder */
  93 static const char * icon1_xpm[] = {
  94 /* width height ncolors chars_per_pixel */
  95 "16 16 6 1",
  96 /* colors */
  97 "   s None  c None",
  98 ".  c #000000",
  99 "+  c #c0c0c0",
 100 "@  c #808080",
 101 "#  c #ffff00",
 102 "$  c #ffffff",
 103 /* pixels */
 104 "                ",
 105 "   @@@@@        ",
 106 "  @#+#+#@       ",
 107 " @#+#+#+#@@@@@@ ",
 108 " @$$$$$$$$$$$$@.",
 109 " @$#+#+#+#+#+#@.",
 110 " @$+#+#+#+#+#+@.",
 111 " @$#+#+#+#+#+#@.",
 112 " @$+#+#+#+#+#+@.",
 113 " @$#+#+#+#+#+#@.",
 114 " @$+#+#+#+#+#+@.",
 115 " @$#+#+#+#+#+#@.",
 116 " @@@@@@@@@@@@@@.",
 117 "  ..............",
 118 "                ",
 119 "                "};
 120
 121 /* Open folder */
 122 static const char * icon2_xpm[] = {
 123 /* width height ncolors chars_per_pixel */
 124 "16 16 6 1",
 125 /* colors */
 126 "   s None  c None",
 127 ".  c #000000",
 128 "+  c #c0c0c0",
 129 "@  c #808080",
 130 "#  c #ffff00",
 131 "$  c #ffffff",
 132 /* pixels */
 133 "                ",
 134 "   @@@@@        ",
 135 "  @$$$$$@       ",
 136 " @$#+#+#$@@@@@@ ",
 137 " @$+#+#+$$$$$$@.",
 138 " @$#+#+#+#+#+#@.",
 139 "@@@@@@@@@@@@@#@.",
 140 "@$$$$$$$$$$@@+@.",
 141 "@$#+#+#+#+##.@@.",
 142 " @$#+#+#+#+#+.@.",
 143 " @$+#+#+#+#+#.@.",
 144 "  @$+#+#+#+##@..",
 145 "  @@@@@@@@@@@@@.",
 146 "   .............",
 147 "                ",
 148 "                "};
 149
 150 /* File */
 151 static const char * icon3_xpm[] = {
 152 /* width height ncolors chars_per_pixel */
 153 "16 16 3 1",
 154 /* colors */
 155 "     s None    c None",
 156 ".    c #000000",
 157 "+    c #ffffff",
 158 /* pixels */
 159 "                ",
 160 "  ........      ",
 161 "  .++++++..     ",
 162 "  .+.+.++.+.    ",
 163 "  .++++++....   ",
 164 "  .+.+.+++++.   ",
 165 "  .+++++++++.   ",
 166 "  .+.+.+.+.+.   ",
 167 "  .+++++++++.   ",
 168 "  .+.+.+.+.+.   ",
 169 "  .+++++++++.   ",
 170 "  .+.+.+.+.+.   ",
 171 "  .+++++++++.   ",
 172 "  ...........   ",
 173 "                ",
 174 "                "};
 175
 176 /* Computer */
 177 static const char * icon4_xpm[] = {
 178 "16 16 7 1",
 179 "     s None    c None",
 180 ".    c #808080",
 181 "X    c #c0c0c0",
 182 "o    c Black",
 183 "O    c Gray100",
 184 "+    c #008080",
 185 "@    c Blue",
 186 "    ........... ",
 187 "   .XXXXXXXXXX.o",
 188 "   .OOOOOOOOO..o",
 189 "   .OoooooooX..o",
 190 "   .Oo+...@+X..o",
 191 "   .Oo+XXX.+X..o",
 192 "   .Oo+....+X..o",
 193 "   .Oo++++++X..o",
 194 "   .OXXXXXXXX.oo",
 195 "   ..........o.o",
 196 "   ...........Xo",
 197 "   .XXXXXXXXXX.o",
 198 "  .o.o.o.o.o...o",
 199 " .oXoXoXoXoXo.o ",
 200 ".XOXXXXXXXXX.o  ",
 201 "............o   "};
 202
 203 /* Drive */
 204 static const char * icon5_xpm[] = {
 205 "16 16 7 1",
 206 "     s None    c None",
 207 ".    c #808080",
 208 "X    c #c0c0c0",
 209 "o    c Black",
 210 "O    c Gray100",
 211 "+    c Green",
 212 "@    c #008000",
 213 "                ",
 214 "                ",
 215 "                ",
 216 "                ",
 217 "  ............. ",
 218 " .XXXXXXXXXXXX.o",
 219 ".OOOOOOOOOOOO..o",
 220 ".XXXXXXXXX+@X..o",
 221 ".XXXXXXXXXXXX..o",
 222 ".X..........X..o",
 223 ".XOOOOOOOOOOX..o",
 224 "..............o ",
 225 " ooooooooooooo  ",
 226 "                ",
 227 "                ",
 228 "                "};
 229
 230 /* CD-ROM */
 231 static const char *icon6_xpm[] = {
 232 "16 16 10 1",
 233 "     s None    c None",
 234 ".    c #808080",
 235 "X    c #c0c0c0",
 236 "o    c Yellow",
 237 "O    c Blue",
 238 "+    c Black",
 239 "@    c Gray100",
 240 "#    c #008080",
 241 "$    c Green",
 242 "%    c #008000",
 243 "        ...     ",
 244 "      ..XoX..   ",
 245 "     .O.XoXXX+  ",
 246 "    ...O.oXXXX+ ",
 247 "    .O..X.XXXX+ ",
 248 "   ....X.+..XXX+",
 249 "   .XXX.+@+.XXX+",
 250 "   .X@XX.+.X@@X+",
 251 " .....X...#XX@+ ",
 252 ".@@@...XXo.O@X+ ",
 253 ".@XXX..XXoXOO+  ",
 254 ".@++++..XoX+++  ",
 255 ".@$%@@XX+++X.+  ",
 256 ".............+  ",
 257 " ++++++++++++   ",
 258 "                "};
 259
 260 /* Floppy */
 261 static const char * icon7_xpm[] = {
 262 "16 16 7 1",
 263 "     s None    c None",
 264 ".    c #808080",
 265 "X    c Gray100",
 266 "o    c #c0c0c0",
 267 "O    c Black",
 268 "+    c Cyan",
 269 "@    c Red",
 270 "         ......X",
 271 "        .ooooooO",
 272 "        .+++++OO",
 273 "        .++++++O",
 274 "        .++++++O",
 275 "        .ooooooO",
 276 "  .......o....oO",
 277 " .oooooo.o.O.XoO",
 278 ".XXXXXXXXOOOOOO ",
 279 ".ooooooooo@o..O ",
 280 ".ooo....oooo..O ",
 281 ".o..OOOO...o..O ",
 282 ".oooXXXXoooo..O ",
 283 ".............O  ",
 284 " OOOOOOOOOOOO   ",
 285 "                "};
 286
 287 /* Removeable */
 288 static const char * icon8_xpm[] = {
 289 "16 16 7 1",
 290 "     s None    c None",
 291 ".    c #808080",
 292 "X    c #c0c0c0",
 293 "o    c Black",
 294 "O    c Gray100",
 295 "+    c Red",
 296 "@    c #800000",
 297 "                ",
 298 "                ",
 299 "                ",
 300 "  ............. ",
 301 " .XXXXXXXXXXXX.o",
 302 ".OOOOOOOOOOOO..o",
 303 ".OXXXXXXXXXXX..o",
 304 ".O+@.oooooo.X..o",
 305 ".OXXOooooooOX..o",
 306 ".OXXXOOOOOOXX..o",
 307 ".OXXXXXXXXXXX..o",
 308 ".O............o ",
 309 " ooooooooooooo  ",
 310 "                ",
 311 "                ",
 312 "                "};
 313
 314
 315 #define wxID_TREECTRL          7000
 316 #define wxID_FILTERLISTCTRL    7001
 317
 318 #if defined(__DOS__)
 319
 320 bool wxIsDriveAvailable(const wxString& dirName)
 321 {
 322     if ( dirName.Len() == 3 && dirName[1u] == wxT(':') )
 323     {
 324         wxString dirNameLower(dirName.Lower());
 325         // VS: always return TRUE for removable media, since Win95 doesn't
 326         //     like it when MS-DOS app accesses empty floppy drive
 327         return (dirNameLower[0u] == wxT('a') ||
 328                 dirNameLower[0u] == wxT('b') ||
 329                 wxPathExists(dirNameLower));
 330     }
 331     else
 332         return TRUE;
 333 }
 334
 335 #elif defined(__WINDOWS__) || defined(__WXPM__)
 336
 337 int setdrive(int drive)
 338 {
 339 #if defined(__GNUWIN32__) && \
 340     (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 341     return _chdrive(drive);
 342 #else
 343         wxChar  newdrive[3];
 344
 345         if (drive < 1 || drive > 31)
 346                 return -1;
 347         newdrive[0] = (wxChar)(wxT('A') + drive - 1);
 348         newdrive[1] = wxT(':');
 349         newdrive[2] = wxT('\0');
 350 #if defined(__WXMSW__)
 351 #ifdef __WIN16__
 352     if (wxSetWorkingDirectory(newdrive))
 353 #else
 354         if (::SetCurrentDirectory(newdrive))
 355 #endif
 356 #else
 357     // VA doesn't know what LPSTR is and has its own set
 358         if (DosSetCurrentDir((PSZ)newdrive))
 359 #endif
 360                 return 0;
 361         else
 362                 return -1;
 363 #endif // !GNUWIN32
 364 }
 365
 366 bool wxIsDriveAvailable(const wxString& dirName)
 367 {
 368 #ifdef __WIN32__
 369     UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
 370 #endif
 371     bool success = TRUE;
 372
 373     // Check if this is a root directory and if so,
 374     // whether the drive is avaiable.
 375     if (dirName.Len() == 3 && dirName[(size_t)1] == wxT(':'))
 376     {
 377         wxString dirNameLower(dirName.Lower());
 378 #if defined(__GNUWIN32__) && \
 379     !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 380         success = wxPathExists(dirNameLower);
 381 #else
 382         int currentDrive = _getdrive();
 383         int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
 384         int err = setdrive( thisDrive ) ;
 385         setdrive( currentDrive );
 386
 387         if (err == -1)
 388         {
 389             success = FALSE;
 390         }
 391 #endif
 392     }
 393 #ifdef __WIN32__
 394     (void) SetErrorMode(errorMode);
 395 #endif
 396
 397     return success;
 398 }
 399 #endif // __WINDOWS__ || __WXPM__
 400
 401 // Function which is called by quick sort. We want to override the default wxArrayString behaviour,
 402 // and sort regardless of case.
 403 static int LINKAGEMODE wxDirCtrlStringCompareFunction(const void *first, const void *second)
 404 {
 405     wxString *strFirst = (wxString *)first;
 406     wxString *strSecond = (wxString *)second;
 407
 408     return strFirst->CmpNoCase(*strSecond);
 409 }
 410
 411 //-----------------------------------------------------------------------------
 412 // wxDirItemData
 413 //-----------------------------------------------------------------------------
 414
 415 wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
 416                              bool isDir)
 417 {
 418     m_path = path;
 419     m_name = name;
 420     /* Insert logic to detect hidden files here
 421      * In UnixLand we just check whether the first char is a dot
 422      * For FileNameFromPath read LastDirNameInThisPath ;-) */
 423     // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
 424     m_isHidden = FALSE;
 425     m_isExpanded = FALSE;
 426     m_isDir = isDir;
 427 }
 428
 429 wxDirItemData::~wxDirItemData()
 430 {
 431 }
 432
 433 void wxDirItemData::SetNewDirName(const wxString& path)
 434 {
 435     m_path = path;
 436     m_name = wxFileNameFromPath(path);
 437 }
 438
 439 bool wxDirItemData::HasSubDirs() const
 440 {
 441     if (m_path.IsEmpty())
 442         return FALSE;
 443
 444     wxDir dir;
 445     {
 446         wxLogNull nolog;
 447         if ( !dir.Open(m_path) )
 448             return FALSE;
 449     }
 450
 451     return dir.HasSubDirs();
 452 }
 453
 454 bool wxDirItemData::HasFiles(const wxString& spec) const
 455 {
 456     if (m_path.IsEmpty())
 457         return FALSE;
 458
 459     wxDir dir;
 460     {
 461         wxLogNull nolog;
 462         if ( !dir.Open(m_path) )
 463             return FALSE;
 464     }
 465
 466     return dir.HasFiles();
 467 }
 468
 469 //-----------------------------------------------------------------------------
 470 // wxGenericDirCtrl
 471 //-----------------------------------------------------------------------------
 472
 473 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
 474
 475 BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
 476   EVT_TREE_ITEM_EXPANDING     (-1, wxGenericDirCtrl::OnExpandItem)
 477   EVT_TREE_ITEM_COLLAPSED     (-1, wxGenericDirCtrl::OnCollapseItem)
 478   EVT_TREE_BEGIN_LABEL_EDIT   (-1, wxGenericDirCtrl::OnBeginEditItem)
 479   EVT_TREE_END_LABEL_EDIT     (-1, wxGenericDirCtrl::OnEndEditItem)
 480   EVT_SIZE                    (wxGenericDirCtrl::OnSize)
 481 END_EVENT_TABLE()
 482
 483 wxGenericDirCtrl::wxGenericDirCtrl(void)
 484 {
 485     Init();
 486 }
 487
 488 bool wxGenericDirCtrl::Create(wxWindow *parent,
 489                               const wxWindowID id,
 490                               const wxString& dir,
 491                               const wxPoint& pos,
 492                               const wxSize& size,
 493                               long style,
 494                               const wxString& filter,
 495                               int defaultFilter,
 496                               const wxString& name)
 497 {
 498     if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
 499         return FALSE;
 500
 501     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 502
 503     Init();
 504
 505     long treeStyle = wxTR_HAS_BUTTONS | wxTR_EDIT_LABELS | wxTR_HIDE_ROOT;
 506     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 507         treeStyle |= wxNO_BORDER;
 508
 509     long filterStyle = 0;
 510     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 511         filterStyle |= wxNO_BORDER;
 512
 513     m_treeCtrl = new wxTreeCtrl(this, wxID_TREECTRL, pos, size, treeStyle);
 514
 515     if (!filter.IsEmpty() && (style & wxDIRCTRL_SHOW_FILTERS))
 516         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL, wxDefaultPosition, wxDefaultSize, filterStyle);
 517
 518     m_defaultPath = dir;
 519     m_filter = filter;
 520
 521     SetFilterIndex(defaultFilter);
 522
 523     if (m_filterListCtrl)
 524         m_filterListCtrl->FillFilterList(filter, defaultFilter);
 525
 526     m_imageList = new wxImageList(16, 16, TRUE);
 527     m_imageList->Add(wxIcon(icon1_xpm));
 528     m_imageList->Add(wxIcon(icon2_xpm));
 529     m_imageList->Add(wxIcon(icon3_xpm));
 530     m_imageList->Add(wxIcon(icon4_xpm));
 531     m_imageList->Add(wxIcon(icon5_xpm));
 532     m_imageList->Add(wxIcon(icon6_xpm));
 533     m_imageList->Add(wxIcon(icon7_xpm));
 534     m_imageList->Add(wxIcon(icon8_xpm));
 535     m_treeCtrl->AssignImageList(m_imageList);
 536
 537     m_showHidden = FALSE;
 538     wxDirItemData* rootData = new wxDirItemData(wxT(""), wxT(""), TRUE);
 539
 540     wxString rootName;
 541
 542 #if defined(__WINDOWS__) || defined(__WXPM__) || defined(__DOS__)
 543     rootName = _("Computer");
 544 #else
 545     rootName = _("Sections");
 546 #endif
 547
 548     m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
 549     m_treeCtrl->SetItemHasChildren(m_rootId);
 550     m_treeCtrl->Expand(m_rootId); // automatically expand first level
 551
 552     // Expand and select the default path
 553     if (!m_defaultPath.IsEmpty())
 554         ExpandPath(m_defaultPath);
 555
 556     DoResize();
 557
 558     return TRUE;
 559 }
 560
 561 wxGenericDirCtrl::~wxGenericDirCtrl()
 562 {
 563 }
 564
 565 void wxGenericDirCtrl::Init()
 566 {
 567     m_showHidden = FALSE;
 568     m_imageList = NULL;
 569     m_currentFilter = 0;
 570     m_currentFilterStr = wxEmptyString; // Default: any file
 571     m_treeCtrl = NULL;
 572     m_filterListCtrl = NULL;
 573 }
 574
 575 void wxGenericDirCtrl::ShowHidden( bool show )
 576 {
 577     m_showHidden = show;
 578
 579     // reparse FIXME
 580 }
 581
 582 void wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
 583 {
 584     wxDirItemData *dir_item = new wxDirItemData(path,name,TRUE);
 585
 586     wxTreeItemId id = m_treeCtrl->AppendItem( m_rootId, name, imageId, -1, dir_item);
 587
 588     m_treeCtrl->SetItemHasChildren(id);
 589 }
 590
 591 void wxGenericDirCtrl::SetupSections()
 592 {
 593 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 594
 595 #ifdef __WIN32__
 596     wxChar driveBuffer[256];
 597     size_t n = (size_t) GetLogicalDriveStrings(255, driveBuffer);
 598     size_t i = 0;
 599     while (i < n)
 600     {
 601         wxString path, name;
 602         path.Printf(wxT("%c:\\"), driveBuffer[i]);
 603         name.Printf(wxT("(%c:)"), driveBuffer[i]);
 604
 605         int imageId = 4;
 606         int driveType = ::GetDriveType(path);
 607         switch (driveType)
 608         {
 609             case DRIVE_REMOVABLE:
 610                 if (path == wxT("a:\\") || path == wxT("b:\\"))
 611                     imageId = 6; // Floppy
 612                 else
 613                     imageId = 7;
 614                 break;
 615             case DRIVE_FIXED:
 616                 imageId = 4;
 617                 break;
 618             case DRIVE_REMOTE:
 619                 imageId = 4;
 620                 break;
 621             case DRIVE_CDROM:
 622                 imageId = 5;
 623                 break;
 624             default:
 625                 imageId = 4;
 626                 break;
 627         }
 628
 629         AddSection(path, name, imageId);
 630
 631         while (driveBuffer[i] != wxT('\0'))
 632             i ++;
 633         i ++;
 634         if (driveBuffer[i] == wxT('\0'))
 635             break;
 636     }
 637 #else // !__WIN32__
 638     int drive;
 639
 640     /* If we can switch to the drive, it exists. */
 641     for( drive = 1; drive <= 26; drive++ )
 642     {
 643         wxString path, name;
 644         path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
 645         name.Printf(wxT("(%c:)"), (char) (drive + 'A' - 1));
 646
 647         if (wxIsDriveAvailable(path))
 648         {
 649             AddSection(path, name, (drive <= 2) ? 6/*floppy*/ : 4/*disk*/);
 650         }
 651     }
 652 #endif // __WIN32__/!__WIN32__
 653
 654 #elif defined(__WXMAC__)
 655     FSSpec volume ;
 656     short index = 1 ;
 657     while(1) {
 658       short actualCount = 0 ;
 659       if ( OnLine( &volume , 1 , &actualCount , &index ) != noErr || actualCount == 0 )
 660         break ;
 661
 662       wxString name = wxMacFSSpec2MacFilename( &volume ) ;
 663       AddSection(name + wxFILE_SEP_PATH, name, 0);
 664     }
 665 #elif defined(__UNIX__)
 666     AddSection(wxT("/"), wxT("/"), 3/*computer icon*/);
 667 #else
 668     #error "Unsupported platform in wxGenericDirCtrl!"
 669 #endif
 670 }
 671
 672 void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
 673 {
 674     // don't rename the main entry "Sections"
 675     if (event.GetItem() == m_rootId)
 676     {
 677         event.Veto();
 678         return;
 679     }
 680
 681     // don't rename the individual sections
 682     if (m_treeCtrl->GetParent( event.GetItem() ) == m_rootId)
 683     {
 684         event.Veto();
 685         return;
 686     }
 687 }
 688
 689 void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
 690 {
 691     if ((event.GetLabel().IsEmpty()) ||
 692         (event.GetLabel() == _(".")) ||
 693         (event.GetLabel() == _("..")) ||
 694         (event.GetLabel().First( wxT("/") ) != wxNOT_FOUND))
 695     {
 696         wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
 697         dialog.ShowModal();
 698         event.Veto();
 699         return;
 700     }
 701
 702     wxTreeItemId id = event.GetItem();
 703     wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
 704     wxASSERT( data );
 705
 706     wxString new_name( wxPathOnly( data->m_path ) );
 707     new_name += wxString(wxFILE_SEP_PATH);
 708     new_name += event.GetLabel();
 709
 710     wxLogNull log;
 711
 712     if (wxFileExists(new_name))
 713     {
 714         wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
 715         dialog.ShowModal();
 716         event.Veto();
 717     }
 718
 719     if (wxRenameFile(data->m_path,new_name))
 720     {
 721         data->SetNewDirName( new_name );
 722     }
 723     else
 724     {
 725         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 726         dialog.ShowModal();
 727         event.Veto();
 728     }
 729 }
 730
 731 void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
 732 {
 733     wxTreeItemId parentId = event.GetItem();
 734
 735     // VS: this is needed because the event handler is called from wxTreeCtrl
 736     //     ctor when wxTR_HIDE_ROOT was specified
 737     if (m_rootId == 0)
 738         m_rootId = m_treeCtrl->GetRootItem();
 739
 740     ExpandDir(parentId);
 741 }
 742
 743 void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
 744 {
 745     wxTreeItemId child, parent = event.GetItem();
 746
 747     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(event.GetItem());
 748     if (!data->m_isExpanded)
 749         return;
 750
 751     data->m_isExpanded = FALSE;
 752     long cookie;
 753     /* Workaround because DeleteChildren has disapeared (why?) and
 754      * CollapseAndReset doesn't work as advertised (deletes parent too) */
 755     child = m_treeCtrl->GetFirstChild(parent, cookie);
 756     while (child.IsOk())
 757     {
 758         m_treeCtrl->Delete(child);
 759         /* Not GetNextChild below, because the cookie mechanism can't
 760          * handle disappearing children! */
 761         child = m_treeCtrl->GetFirstChild(parent, cookie);
 762     }
 763 }
 764
 765 void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
 766 {
 767     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 768
 769     if (data->m_isExpanded)
 770         return;
 771
 772     data->m_isExpanded = TRUE;
 773
 774     if (parentId == m_treeCtrl->GetRootItem())
 775     {
 776         SetupSections();
 777         return;
 778     }
 779
 780     wxASSERT(data);
 781
 782     wxString search,path,filename;
 783
 784     wxString dirName(data->m_path);
 785
 786 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 787     // Check if this is a root directory and if so,
 788     // whether the drive is avaiable.
 789     if (!wxIsDriveAvailable(dirName))
 790     {
 791         data->m_isExpanded = FALSE;
 792         //wxMessageBox(wxT("Sorry, this drive is not available."));
 793         return;
 794     }
 795 #endif
 796
 797     // This may take a longish time. Go to busy cursor
 798     wxBusyCursor busy;
 799
 800 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 801     if (dirName.Last() == ':')
 802         dirName += wxString(wxFILE_SEP_PATH);
 803 #endif
 804
 805     wxArrayString dirs;
 806     wxArrayString filenames;
 807
 808     wxDir d;
 809     wxString eachFilename;
 810
 811     wxLogNull log;
 812     d.Open(dirName);
 813
 814     if (d.IsOpened())
 815     {
 816         int style = wxDIR_DIRS;
 817         if (m_showHidden) style |= wxDIR_HIDDEN;
 818         if (d.GetFirst(& eachFilename, wxEmptyString, style))
 819         {
 820             do
 821             {
 822                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 823                 {
 824                     dirs.Add(eachFilename);
 825                 }
 826             }
 827             while (d.GetNext(& eachFilename));
 828         }
 829     }
 830     dirs.Sort((wxArrayString::CompareFunction) wxDirCtrlStringCompareFunction);
 831
 832     // Now do the filenames -- but only if we're allowed to
 833     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 834     {
 835         wxLogNull log;
 836
 837         d.Open(dirName);
 838
 839         if (d.IsOpened())
 840         {
 841             if (d.GetFirst(& eachFilename, m_currentFilterStr, wxDIR_FILES))
 842             {
 843                 do
 844                 {
 845                     if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 846                     {
 847                         filenames.Add(eachFilename);
 848                     }
 849                 }
 850                 while (d.GetNext(& eachFilename));
 851             }
 852         }
 853         filenames.Sort((wxArrayString::CompareFunction) wxDirCtrlStringCompareFunction);
 854     }
 855
 856     // Add the sorted dirs
 857     size_t i;
 858     for (i = 0; i < dirs.Count(); i++)
 859     {
 860         wxString eachFilename(dirs[i]);
 861         path = dirName;
 862         if (path.Last() != wxFILE_SEP_PATH)
 863             path += wxString(wxFILE_SEP_PATH);
 864         path += eachFilename;
 865
 866         wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,TRUE);
 867         wxTreeItemId id = m_treeCtrl->AppendItem( parentId, eachFilename, 0, -1, dir_item);
 868         m_treeCtrl->SetItemImage( id, 1, wxTreeItemIcon_Expanded );
 869
 870         // Has this got any children? If so, make it expandable.
 871         // (There are two situations when a dir has children: either it
 872         // has subdirectories or it contains files that weren't filtered
 873         // out. The latter only applies to dirctrl with files.)
 874         if ( dir_item->HasSubDirs() ||
 875              (((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0) &&
 876                dir_item->HasFiles(m_currentFilterStr)) )
 877         {
 878             m_treeCtrl->SetItemHasChildren(id);
 879         }
 880     }
 881
 882     // Add the sorted filenames
 883     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 884     {
 885         for (i = 0; i < filenames.Count(); i++)
 886         {
 887             wxString eachFilename(filenames[i]);
 888             path = dirName;
 889             if (path.Last() != wxFILE_SEP_PATH)
 890                 path += wxString(wxFILE_SEP_PATH);
 891             path += eachFilename;
 892             //path = dirName + wxString(wxT("/")) + eachFilename;
 893             wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,FALSE);
 894             (void)m_treeCtrl->AppendItem( parentId, eachFilename, 2, -1, dir_item);
 895         }
 896     }
 897 }
 898
 899 // Find the child that matches the first part of 'path'.
 900 // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 901 // then the child for /usr is returned.
 902 wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
 903 {
 904     wxString path2(path);
 905
 906     // Make sure all separators are as per the current platform
 907     path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
 908     path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
 909
 910     // Append a separator to foil bogus substring matching
 911     path2 += wxString(wxFILE_SEP_PATH);
 912
 913     // In MSW or PM, case is not significant
 914 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 915     path2.MakeLower();
 916 #endif
 917
 918     long cookie;
 919     wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
 920     while (childId.IsOk())
 921     {
 922         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 923
 924         if (data && !data->m_path.IsEmpty())
 925         {
 926             wxString childPath(data->m_path);
 927             if (childPath.Last() != wxFILE_SEP_PATH)
 928                 childPath += wxString(wxFILE_SEP_PATH);
 929
 930             // In MSW and PM, case is not significant
 931 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 932             childPath.MakeLower();
 933 #endif
 934
 935             if (childPath.Len() <= path2.Len())
 936             {
 937                 wxString path3 = path2.Mid(0, childPath.Len());
 938                 if (childPath == path3)
 939                 {
 940                     if (path3.Len() == path2.Len())
 941                         done = TRUE;
 942                     else
 943                         done = FALSE;
 944                     return childId;
 945                 }
 946             }
 947         }
 948
 949         childId = m_treeCtrl->GetNextChild(parentId, cookie);
 950     }
 951     wxTreeItemId invalid;
 952     return invalid;
 953 }
 954
 955 // Try to expand as much of the given path as possible,
 956 // and select the given tree item.
 957 bool wxGenericDirCtrl::ExpandPath(const wxString& path)
 958 {
 959     bool done = FALSE;
 960     wxTreeItemId id = FindChild(m_rootId, path, done);
 961     wxTreeItemId lastId = id; // The last non-zero id
 962     while (id.IsOk() && !done)
 963     {
 964         ExpandDir(id);
 965
 966         id = FindChild(id, path, done);
 967         if (id.IsOk())
 968             lastId = id;
 969     }
 970     if (lastId.IsOk())
 971     {
 972         wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
 973         if (data->m_isDir)
 974         {
 975             m_treeCtrl->Expand(lastId);
 976         }
 977         if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
 978         {
 979             // Find the first file in this directory
 980             long cookie;
 981             wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
 982             bool selectedChild = FALSE;
 983             while (childId.IsOk())
 984             {
 985                 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 986
 987                 if (data && data->m_path != "" && !data->m_isDir)
 988                 {
 989                     m_treeCtrl->SelectItem(childId);
 990                     m_treeCtrl->EnsureVisible(childId);
 991                     selectedChild = TRUE;
 992                     break;
 993                 }
 994                 childId = m_treeCtrl->GetNextChild(lastId, cookie);
 995             }
 996             if (!selectedChild)
 997             {
 998                 m_treeCtrl->SelectItem(lastId);
 999                 m_treeCtrl->EnsureVisible(lastId);
1000             }
1001         }
1002         else
1003         {
1004             m_treeCtrl->SelectItem(lastId);
1005             m_treeCtrl->EnsureVisible(lastId);
1006         }
1007
1008         return TRUE;
1009     }
1010     else
1011         return FALSE;
1012 }
1013
1014 wxString wxGenericDirCtrl::GetPath() const
1015 {
1016     wxTreeItemId id = m_treeCtrl->GetSelection();
1017     if (id)
1018     {
1019         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1020         return data->m_path;
1021     }
1022     else
1023         return wxEmptyString;
1024 }
1025
1026 wxString wxGenericDirCtrl::GetFilePath() const
1027 {
1028     wxTreeItemId id = m_treeCtrl->GetSelection();
1029     if (id)
1030     {
1031         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1032         if (data->m_isDir)
1033             return wxEmptyString;
1034         else
1035             return data->m_path;
1036     }
1037     else
1038         return wxEmptyString;
1039 }
1040
1041 void wxGenericDirCtrl::SetPath(const wxString& path)
1042 {
1043     m_defaultPath = path;
1044     if (m_rootId)
1045         ExpandPath(path);
1046 }
1047
1048 // Not used
1049 #if 0
1050 void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1051 {
1052     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1053
1054     // This may take a longish time. Go to busy cursor
1055     wxBusyCursor busy;
1056
1057     wxASSERT(data);
1058
1059     wxString search,path,filename;
1060
1061     wxString dirName(data->m_path);
1062
1063 #if defined(__WXMSW__) || defined(__WXPM__)
1064     if (dirName.Last() == ':')
1065         dirName += wxString(wxFILE_SEP_PATH);
1066 #endif
1067
1068     wxDir d;
1069     wxString eachFilename;
1070
1071     wxLogNull log;
1072     d.Open(dirName);
1073
1074     if (d.IsOpened())
1075     {
1076         if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1077         {
1078             do
1079             {
1080                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1081                 {
1082                     filenames.Add(eachFilename);
1083                 }
1084             }
1085             while (d.GetNext(& eachFilename)) ;
1086         }
1087     }
1088 }
1089 #endif
1090
1091 void wxGenericDirCtrl::SetFilterIndex(int n)
1092 {
1093     m_currentFilter = n;
1094
1095     wxString f, d;
1096     if (ExtractWildcard(m_filter, n, f, d))
1097         m_currentFilterStr = f;
1098     else
1099         m_currentFilterStr = wxT("*.*");
1100 }
1101
1102 void wxGenericDirCtrl::SetFilter(const wxString& filter)
1103 {
1104     m_filter = filter;
1105
1106     wxString f, d;
1107     if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1108         m_currentFilterStr = f;
1109     else
1110         m_currentFilterStr = wxT("*.*");
1111 }
1112
1113 // Extract description and actual filter from overall filter string
1114 bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1115 {
1116     wxArrayString filters, descriptions;
1117     int count = ParseFilter(filterStr, filters, descriptions);
1118     if (count > 0 && n < count)
1119     {
1120         filter = filters[n];
1121         description = descriptions[n];
1122         return TRUE;
1123     }
1124
1125     return FALSE;
1126 }
1127
1128 // Parses the global filter, returning the number of filters.
1129 // Returns 0 if none or if there's a problem.
1130 // filterStr is in the form:
1131 //
1132 // "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
1133
1134 int wxGenericDirCtrl::ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions)
1135 {
1136     wxString str(filterStr);
1137
1138     wxString description, filter;
1139     int pos;
1140     bool finished = FALSE;
1141     do
1142     {
1143         pos = str.Find(wxT('|'));
1144         if (pos == -1)
1145             return 0; // Problem
1146         description = str.Left(pos);
1147         str = str.Mid(pos+1);
1148         pos = str.Find(wxT('|'));
1149         if (pos == -1)
1150         {
1151             filter = str;
1152             finished = TRUE;
1153         }
1154         else
1155         {
1156             filter = str.Left(pos);
1157             str = str.Mid(pos+1);
1158         }
1159         descriptions.Add(description);
1160         filters.Add(filter);
1161     }
1162     while (!finished) ;
1163
1164     return filters.Count();
1165 }
1166
1167 void wxGenericDirCtrl::DoResize()
1168 {
1169     wxSize sz = GetClientSize();
1170     int verticalSpacing = 3;
1171     if (m_treeCtrl)
1172     {
1173         wxSize filterSz ;
1174         if (m_filterListCtrl)
1175         {
1176             filterSz = m_filterListCtrl->GetSize();
1177             sz.y -= (filterSz.y + verticalSpacing);
1178         }
1179         m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1180         if (m_filterListCtrl)
1181         {
1182             m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1183             // Don't know why, but this needs refreshing after a resize (wxMSW)
1184             m_filterListCtrl->Refresh();
1185         }
1186     }
1187 }
1188
1189
1190 void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1191 {
1192     DoResize();
1193 }
1194
1195 //-----------------------------------------------------------------------------
1196 // wxDirFilterListCtrl
1197 //-----------------------------------------------------------------------------
1198
1199 IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1200
1201 BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1202     EVT_CHOICE(-1, wxDirFilterListCtrl::OnSelFilter)
1203 END_EVENT_TABLE()
1204
1205 bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent, const wxWindowID id,
1206               const wxPoint& pos,
1207               const wxSize& size,
1208               long style)
1209 {
1210     m_dirCtrl = parent;
1211     return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1212 }
1213
1214 void wxDirFilterListCtrl::Init()
1215 {
1216     m_dirCtrl = NULL;
1217 }
1218
1219 void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1220 {
1221     int sel = GetSelection();
1222
1223     wxString currentPath = m_dirCtrl->GetPath();
1224
1225     m_dirCtrl->SetFilterIndex(sel);
1226
1227     // If the filter has changed, the view is out of date, so
1228     // collapse the tree.
1229     m_dirCtrl->GetTreeCtrl()->Collapse(m_dirCtrl->GetRootId());
1230     m_dirCtrl->GetTreeCtrl()->Expand(m_dirCtrl->GetRootId());
1231
1232     // Try to restore the selection, or at least the directory
1233     m_dirCtrl->ExpandPath(currentPath);
1234 }
1235
1236 void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1237 {
1238     Clear();
1239     wxArrayString descriptions, filters;
1240     size_t n = (size_t) m_dirCtrl->ParseFilter(filter, filters, descriptions);
1241
1242     if (n > 0 && defaultFilter < (int) n)
1243     {
1244         size_t i = 0;
1245         for (i = 0; i < n; i++)
1246             Append(descriptions[i]);
1247         SetSelection(defaultFilter);
1248     }
1249 }
1250
1251 #endif // wxUSE_DIRDLG