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 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 " @$$$$$$$$$$$$@.",
 109 " @$#+#+#+#+#+#@.",
 110 " @$+#+#+#+#+#+@.",
 111 " @$#+#+#+#+#+#@.",
 112 " @$+#+#+#+#+#+@.",
 113 " @$#+#+#+#+#+#@.",
 114 " @$+#+#+#+#+#+@.",
 115 " @$#+#+#+#+#+#@.",
 116 " @@@@@@@@@@@@@@.",
 117 "  ..............",
 118 "                ",
 119 "                "};
 120
 121 /* Open folder */
 122 static char * icon2_xpm[] = {
 123 /* width height ncolors chars_per_pixel */
 124 "16 16 6 1",
 125 /* colors */
 126 "   s None  c None",
 127 ".  c #000000",
 128 "+  c #c0c0c0",
 129 "@  c #808080",
 130 "#  c #ffff00",
 131 "$  c #ffffff",
 132 /* pixels */
 133 "                ",
 134 "   @@@@@        ",
 135 "  @$$$$$@       ",
 136 " @$#+#+#$@@@@@@ ",
 137 " @$+#+#+$$$$$$@.",
 138 " @$#+#+#+#+#+#@.",
 139 "@@@@@@@@@@@@@#@.",
 140 "@$$$$$$$$$$@@+@.",
 141 "@$#+#+#+#+##.@@.",
 142 " @$#+#+#+#+#+.@.",
 143 " @$+#+#+#+#+#.@.",
 144 "  @$+#+#+#+##@..",
 145 "  @@@@@@@@@@@@@.",
 146 "   .............",
 147 "                ",
 148 "                "};
 149
 150 /* File */
 151 static 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 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 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 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 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 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 static 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 static 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::AddSection(const wxString& path, const wxString& name, int imageId)
 576 {
 577     wxDirItemData *dir_item = new wxDirItemData(path,name,TRUE);
 578
 579     wxTreeItemId id = m_treeCtrl->AppendItem( m_rootId, name, imageId, -1, dir_item);
 580
 581     m_treeCtrl->SetItemHasChildren(id);
 582 }
 583
 584 void wxGenericDirCtrl::SetupSections()
 585 {
 586 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 587
 588 #ifdef __WIN32__
 589     wxChar driveBuffer[256];
 590     size_t n = (size_t) GetLogicalDriveStrings(255, driveBuffer);
 591     size_t i = 0;
 592     while (i < n)
 593     {
 594         wxString path, name;
 595         path.Printf(wxT("%c:\\"), driveBuffer[i]);
 596         name.Printf(wxT("(%c:)"), driveBuffer[i]);
 597
 598         int imageId = 4;
 599         int driveType = ::GetDriveType(path);
 600         switch (driveType)
 601         {
 602             case DRIVE_REMOVABLE:
 603                 if (path == wxT("a:\\") || path == wxT("b:\\"))
 604                     imageId = 6; // Floppy
 605                 else
 606                     imageId = 7;
 607                 break;
 608             case DRIVE_FIXED:
 609                 imageId = 4;
 610                 break;
 611             case DRIVE_REMOTE:
 612                 imageId = 4;
 613                 break;
 614             case DRIVE_CDROM:
 615                 imageId = 5;
 616                 break;
 617             default:
 618                 imageId = 4;
 619                 break;
 620         }
 621
 622         AddSection(path, name, imageId);
 623
 624         while (driveBuffer[i] != wxT('\0'))
 625             i ++;
 626         i ++;
 627         if (driveBuffer[i] == wxT('\0'))
 628             break;
 629     }
 630 #else // !__WIN32__
 631     int drive;
 632
 633     /* If we can switch to the drive, it exists. */
 634     for( drive = 1; drive <= 26; drive++ )
 635     {
 636         wxString path, name;
 637         path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
 638         name.Printf(wxT("(%c:)"), (char) (drive + 'A' - 1));
 639
 640         if (wxIsDriveAvailable(path))
 641         {
 642             AddSection(path, name, (drive <= 2) ? 6/*floppy*/ : 4/*disk*/);
 643         }
 644     }
 645 #endif // __WIN32__/!__WIN32__
 646
 647 #elif defined(__WXMAC__)
 648     FSSpec volume ;
 649     short index = 1 ;
 650     while(1) {
 651       short actualCount = 0 ;
 652       if ( OnLine( &volume , 1 , &actualCount , &index ) != noErr || actualCount == 0 )
 653         break ;
 654
 655       wxString name = wxMacFSSpec2MacFilename( &volume ) ;
 656       AddSection(name + wxFILE_SEP_PATH, name, 0);
 657     }
 658 #elif defined(__UNIX__)
 659     AddSection(wxT("/"), wxT("/"), 3/*computer icon*/);
 660 #else
 661     #error "Unsupported platform in wxGenericDirCtrl!"
 662 #endif
 663 }
 664
 665 void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
 666 {
 667     // don't rename the main entry "Sections"
 668     if (event.GetItem() == m_rootId)
 669     {
 670         event.Veto();
 671         return;
 672     }
 673
 674     // don't rename the individual sections
 675     if (m_treeCtrl->GetParent( event.GetItem() ) == m_rootId)
 676     {
 677         event.Veto();
 678         return;
 679     }
 680 }
 681
 682 void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
 683 {
 684     if ((event.GetLabel().IsEmpty()) ||
 685         (event.GetLabel() == _(".")) ||
 686         (event.GetLabel() == _("..")) ||
 687         (event.GetLabel().First( wxT("/") ) != wxNOT_FOUND))
 688     {
 689         wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
 690         dialog.ShowModal();
 691         event.Veto();
 692         return;
 693     }
 694
 695     wxTreeItemId id = event.GetItem();
 696     wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
 697     wxASSERT( data );
 698
 699     wxString new_name( wxPathOnly( data->m_path ) );
 700     new_name += wxString(wxFILE_SEP_PATH);
 701     new_name += event.GetLabel();
 702
 703     wxLogNull log;
 704
 705     if (wxFileExists(new_name))
 706     {
 707         wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
 708         dialog.ShowModal();
 709         event.Veto();
 710     }
 711
 712     if (wxRenameFile(data->m_path,new_name))
 713     {
 714         data->SetNewDirName( new_name );
 715     }
 716     else
 717     {
 718         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 719         dialog.ShowModal();
 720         event.Veto();
 721     }
 722 }
 723
 724 void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
 725 {
 726     wxTreeItemId parentId = event.GetItem();
 727
 728     // VS: this is needed because the event handler is called from wxTreeCtrl
 729     //     ctor when wxTR_HIDE_ROOT was specified
 730     if (m_rootId == 0)
 731         m_rootId = m_treeCtrl->GetRootItem();
 732
 733     ExpandDir(parentId);
 734 }
 735
 736 void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
 737 {
 738     wxTreeItemId child, parent = event.GetItem();
 739
 740     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(event.GetItem());
 741     if (!data->m_isExpanded)
 742         return;
 743
 744     data->m_isExpanded = FALSE;
 745     long cookie;
 746     /* Workaround because DeleteChildren has disapeared (why?) and
 747      * CollapseAndReset doesn't work as advertised (deletes parent too) */
 748     child = m_treeCtrl->GetFirstChild(parent, cookie);
 749     while (child.IsOk())
 750     {
 751         m_treeCtrl->Delete(child);
 752         /* Not GetNextChild below, because the cookie mechanism can't
 753          * handle disappearing children! */
 754         child = m_treeCtrl->GetFirstChild(parent, cookie);
 755     }
 756 }
 757
 758 void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
 759 {
 760     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 761
 762     if (data->m_isExpanded)
 763         return;
 764
 765     data->m_isExpanded = TRUE;
 766
 767     if (parentId == m_treeCtrl->GetRootItem())
 768     {
 769         SetupSections();
 770         return;
 771     }
 772
 773     wxASSERT(data);
 774
 775     wxString search,path,filename;
 776
 777     wxString dirName(data->m_path);
 778
 779 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 780     // Check if this is a root directory and if so,
 781     // whether the drive is avaiable.
 782     if (!wxIsDriveAvailable(dirName))
 783     {
 784         data->m_isExpanded = FALSE;
 785         //wxMessageBox(wxT("Sorry, this drive is not available."));
 786         return;
 787     }
 788 #endif
 789
 790     // This may take a longish time. Go to busy cursor
 791     wxBusyCursor busy;
 792
 793 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 794     if (dirName.Last() == ':')
 795         dirName += wxString(wxFILE_SEP_PATH);
 796 #endif
 797
 798     wxArrayString dirs;
 799     wxArrayString filenames;
 800
 801     wxDir d;
 802     wxString eachFilename;
 803
 804     wxLogNull log;
 805     d.Open(dirName);
 806
 807     if (d.IsOpened())
 808     {
 809         if (d.GetFirst(& eachFilename, wxEmptyString, wxDIR_DIRS | wxDIR_HIDDEN))
 810         {
 811             do
 812             {
 813                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 814                 {
 815                     dirs.Add(eachFilename);
 816                 }
 817             }
 818             while (d.GetNext(& eachFilename));
 819         }
 820     }
 821     dirs.Sort((wxArrayString::CompareFunction) wxDirCtrlStringCompareFunction);
 822
 823     // Now do the filenames -- but only if we're allowed to
 824     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 825     {
 826         wxLogNull log;
 827
 828         d.Open(dirName);
 829
 830         if (d.IsOpened())
 831         {
 832             if (d.GetFirst(& eachFilename, m_currentFilterStr, wxDIR_FILES))
 833             {
 834                 do
 835                 {
 836                     if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 837                     {
 838                         filenames.Add(eachFilename);
 839                     }
 840                 }
 841                 while (d.GetNext(& eachFilename));
 842             }
 843         }
 844         filenames.Sort((wxArrayString::CompareFunction) wxDirCtrlStringCompareFunction);
 845     }
 846
 847     // Add the sorted dirs
 848     size_t i;
 849     for (i = 0; i < dirs.Count(); i++)
 850     {
 851         wxString eachFilename(dirs[i]);
 852         path = dirName;
 853         if (path.Last() != wxFILE_SEP_PATH)
 854             path += wxString(wxFILE_SEP_PATH);
 855         path += eachFilename;
 856
 857         wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,TRUE);
 858         wxTreeItemId id = m_treeCtrl->AppendItem( parentId, eachFilename, 0, -1, dir_item);
 859         m_treeCtrl->SetItemImage( id, 1, wxTreeItemIcon_Expanded );
 860
 861         // Has this got any children? If so, make it expandable.
 862         // (There are two situations when a dir has children: either it
 863         // has subdirectories or it contains files that weren't filtered
 864         // out. The latter only applies to dirctrl with files.)
 865         if ( dir_item->HasSubDirs() ||
 866              (((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0) &&
 867                dir_item->HasFiles(m_currentFilterStr)) )
 868         {
 869             m_treeCtrl->SetItemHasChildren(id);
 870         }
 871     }
 872
 873     // Add the sorted filenames
 874     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 875     {
 876         for (i = 0; i < filenames.Count(); i++)
 877         {
 878             wxString eachFilename(filenames[i]);
 879             path = dirName;
 880             if (path.Last() != wxFILE_SEP_PATH)
 881                 path += wxString(wxFILE_SEP_PATH);
 882             path += eachFilename;
 883             //path = dirName + wxString(wxT("/")) + eachFilename;
 884             wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,FALSE);
 885             (void)m_treeCtrl->AppendItem( parentId, eachFilename, 2, -1, dir_item);
 886         }
 887     }
 888 }
 889
 890 // Find the child that matches the first part of 'path'.
 891 // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 892 // then the child for /usr is returned.
 893 wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
 894 {
 895     wxString path2(path);
 896
 897     // Make sure all separators are as per the current platform
 898     path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
 899     path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
 900
 901     // Append a separator to foil bogus substring matching
 902     path2 += wxString(wxFILE_SEP_PATH);
 903
 904     // In MSW or PM, case is not significant
 905 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 906     path2.MakeLower();
 907 #endif
 908
 909     long cookie;
 910     wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
 911     while (childId.IsOk())
 912     {
 913         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 914
 915         if (data && !data->m_path.IsEmpty())
 916         {
 917             wxString childPath(data->m_path);
 918             if (childPath.Last() != wxFILE_SEP_PATH)
 919                 childPath += wxString(wxFILE_SEP_PATH);
 920
 921             // In MSW and PM, case is not significant
 922 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 923             childPath.MakeLower();
 924 #endif
 925
 926             if (childPath.Len() <= path2.Len())
 927             {
 928                 wxString path3 = path2.Mid(0, childPath.Len());
 929                 if (childPath == path3)
 930                 {
 931                     if (path3.Len() == path2.Len())
 932                         done = TRUE;
 933                     else
 934                         done = FALSE;
 935                     return childId;
 936                 }
 937             }
 938         }
 939
 940         childId = m_treeCtrl->GetNextChild(parentId, cookie);
 941     }
 942     wxTreeItemId invalid;
 943     return invalid;
 944 }
 945
 946 // Try to expand as much of the given path as possible,
 947 // and select the given tree item.
 948 bool wxGenericDirCtrl::ExpandPath(const wxString& path)
 949 {
 950     bool done = FALSE;
 951     wxTreeItemId id = FindChild(m_rootId, path, done);
 952     wxTreeItemId lastId = id; // The last non-zero id
 953     while (id.IsOk() && !done)
 954     {
 955         ExpandDir(id);
 956
 957         id = FindChild(id, path, done);
 958         if (id.IsOk())
 959             lastId = id;
 960     }
 961     if (lastId.IsOk())
 962     {
 963         wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
 964         if (data->m_isDir)
 965         {
 966             m_treeCtrl->Expand(lastId);
 967         }
 968         if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
 969         {
 970             // Find the first file in this directory
 971             long cookie;
 972             wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
 973             bool selectedChild = FALSE;
 974             while (childId.IsOk())
 975             {
 976                 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 977
 978                 if (data && data->m_path != "" && !data->m_isDir)
 979                 {
 980                     m_treeCtrl->SelectItem(childId);
 981                     m_treeCtrl->EnsureVisible(childId);
 982                     selectedChild = TRUE;
 983                     break;
 984                 }
 985                 childId = m_treeCtrl->GetNextChild(lastId, cookie);
 986             }
 987             if (!selectedChild)
 988             {
 989                 m_treeCtrl->SelectItem(lastId);
 990                 m_treeCtrl->EnsureVisible(lastId);
 991             }
 992         }
 993         else
 994         {
 995             m_treeCtrl->SelectItem(lastId);
 996             m_treeCtrl->EnsureVisible(lastId);
 997         }
 998
 999         return TRUE;
1000     }
1001     else
1002         return FALSE;
1003 }
1004
1005 wxString wxGenericDirCtrl::GetPath() const
1006 {
1007     wxTreeItemId id = m_treeCtrl->GetSelection();
1008     if (id)
1009     {
1010         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1011         return data->m_path;
1012     }
1013     else
1014         return wxEmptyString;
1015 }
1016
1017 wxString wxGenericDirCtrl::GetFilePath() const
1018 {
1019     wxTreeItemId id = m_treeCtrl->GetSelection();
1020     if (id)
1021     {
1022         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1023         if (data->m_isDir)
1024             return wxEmptyString;
1025         else
1026             return data->m_path;
1027     }
1028     else
1029         return wxEmptyString;
1030 }
1031
1032 void wxGenericDirCtrl::SetPath(const wxString& path)
1033 {
1034     m_defaultPath = path;
1035     if (m_rootId)
1036         ExpandPath(path);
1037 }
1038
1039 // Not used
1040 #if 0
1041 void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1042 {
1043     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1044
1045     // This may take a longish time. Go to busy cursor
1046     wxBusyCursor busy;
1047
1048     wxASSERT(data);
1049
1050     wxString search,path,filename;
1051
1052     wxString dirName(data->m_path);
1053
1054 #if defined(__WXMSW__) || defined(__WXPM__)
1055     if (dirName.Last() == ':')
1056         dirName += wxString(wxFILE_SEP_PATH);
1057 #endif
1058
1059     wxDir d;
1060     wxString eachFilename;
1061
1062     wxLogNull log;
1063     d.Open(dirName);
1064
1065     if (d.IsOpened())
1066     {
1067         if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1068         {
1069             do
1070             {
1071                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1072                 {
1073                     filenames.Add(eachFilename);
1074                 }
1075             }
1076             while (d.GetNext(& eachFilename)) ;
1077         }
1078     }
1079 }
1080 #endif
1081
1082 void wxGenericDirCtrl::SetFilterIndex(int n)
1083 {
1084     m_currentFilter = n;
1085
1086     wxString f, d;
1087     if (ExtractWildcard(m_filter, n, f, d))
1088         m_currentFilterStr = f;
1089     else
1090         m_currentFilterStr = wxT("*.*");
1091 }
1092
1093 void wxGenericDirCtrl::SetFilter(const wxString& filter)
1094 {
1095     m_filter = filter;
1096
1097     wxString f, d;
1098     if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1099         m_currentFilterStr = f;
1100     else
1101         m_currentFilterStr = wxT("*.*");
1102 }
1103
1104 // Extract description and actual filter from overall filter string
1105 bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1106 {
1107     wxArrayString filters, descriptions;
1108     int count = ParseFilter(filterStr, filters, descriptions);
1109     if (count > 0 && n < count)
1110     {
1111         filter = filters[n];
1112         description = descriptions[n];
1113         return TRUE;
1114     }
1115
1116     return FALSE;
1117 }
1118
1119 // Parses the global filter, returning the number of filters.
1120 // Returns 0 if none or if there's a problem.
1121 // filterStr is in the form:
1122 //
1123 // "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
1124
1125 int wxGenericDirCtrl::ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions)
1126 {
1127     wxString str(filterStr);
1128
1129     wxString description, filter;
1130     int pos;
1131     bool finished = FALSE;
1132     do
1133     {
1134         pos = str.Find(wxT('|'));
1135         if (pos == -1)
1136             return 0; // Problem
1137         description = str.Left(pos);
1138         str = str.Mid(pos+1);
1139         pos = str.Find(wxT('|'));
1140         if (pos == -1)
1141         {
1142             filter = str;
1143             finished = TRUE;
1144         }
1145         else
1146         {
1147             filter = str.Left(pos);
1148             str = str.Mid(pos+1);
1149         }
1150         descriptions.Add(description);
1151         filters.Add(filter);
1152     }
1153     while (!finished) ;
1154
1155     return filters.Count();
1156 }
1157
1158 void wxGenericDirCtrl::DoResize()
1159 {
1160     wxSize sz = GetClientSize();
1161     int verticalSpacing = 3;
1162     if (m_treeCtrl)
1163     {
1164         wxSize filterSz ;
1165         if (m_filterListCtrl)
1166         {
1167             filterSz = m_filterListCtrl->GetSize();
1168             sz.y -= (filterSz.y + verticalSpacing);
1169         }
1170         m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1171         if (m_filterListCtrl)
1172         {
1173             m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1174             // Don't know why, but this needs refreshing after a resize (wxMSW)
1175             m_filterListCtrl->Refresh();
1176         }
1177     }
1178 }
1179
1180
1181 void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1182 {
1183     DoResize();
1184 }
1185
1186 //-----------------------------------------------------------------------------
1187 // wxDirFilterListCtrl
1188 //-----------------------------------------------------------------------------
1189
1190 IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1191
1192 BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1193     EVT_CHOICE(-1, wxDirFilterListCtrl::OnSelFilter)
1194 END_EVENT_TABLE()
1195
1196 bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent, const wxWindowID id,
1197               const wxPoint& pos,
1198               const wxSize& size,
1199               long style)
1200 {
1201     m_dirCtrl = parent;
1202     return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1203 }
1204
1205 void wxDirFilterListCtrl::Init()
1206 {
1207     m_dirCtrl = NULL;
1208 }
1209
1210 void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1211 {
1212     int sel = GetSelection();
1213
1214     wxString currentPath = m_dirCtrl->GetPath();
1215
1216     m_dirCtrl->SetFilterIndex(sel);
1217
1218     // If the filter has changed, the view is out of date, so
1219     // collapse the tree.
1220     m_dirCtrl->GetTreeCtrl()->Collapse(m_dirCtrl->GetRootId());
1221     m_dirCtrl->GetTreeCtrl()->Expand(m_dirCtrl->GetRootId());
1222
1223     // Try to restore the selection, or at least the directory
1224     m_dirCtrl->ExpandPath(currentPath);
1225 }
1226
1227 void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1228 {
1229     Clear();
1230     wxArrayString descriptions, filters;
1231     size_t n = (size_t) m_dirCtrl->ParseFilter(filter, filters, descriptions);
1232
1233     if (n > 0 && defaultFilter < (int) n)
1234     {
1235         size_t i = 0;
1236         for (i = 0; i < n; i++)
1237             Append(descriptions[i]);
1238         SetSelection(defaultFilter);
1239     }
1240 }
1241
1242 #endif // wxUSE_DIRDLG