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     // FIXME_MGL - this method leads to hang up under Watcom for some reason
 323 #ifndef __WATCOMC__
 324     if ( dirName.Len() == 3 && dirName[1u] == wxT(':') )
 325     {
 326         wxString dirNameLower(dirName.Lower());
 327         // VS: always return TRUE for removable media, since Win95 doesn't
 328         //     like it when MS-DOS app accesses empty floppy drive
 329         return (dirNameLower[0u] == wxT('a') ||
 330                 dirNameLower[0u] == wxT('b') ||
 331                 wxPathExists(dirNameLower));
 332     }
 333     else
 334 #endif
 335         return TRUE;
 336 }
 337
 338 #elif defined(__WINDOWS__) || defined(__WXPM__)
 339
 340 int setdrive(int drive)
 341 {
 342 #if defined(__GNUWIN32__) && \
 343     (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 344     return _chdrive(drive);
 345 #else
 346         wxChar  newdrive[3];
 347
 348         if (drive < 1 || drive > 31)
 349                 return -1;
 350         newdrive[0] = (wxChar)(wxT('A') + drive - 1);
 351         newdrive[1] = wxT(':');
 352         newdrive[2] = wxT('\0');
 353 #if defined(__WXMSW__)
 354 #ifdef __WIN16__
 355     if (wxSetWorkingDirectory(newdrive))
 356 #else
 357         if (::SetCurrentDirectory(newdrive))
 358 #endif
 359 #else
 360     // VA doesn't know what LPSTR is and has its own set
 361         if (DosSetCurrentDir((PSZ)newdrive))
 362 #endif
 363                 return 0;
 364         else
 365                 return -1;
 366 #endif // !GNUWIN32
 367 }
 368
 369 bool wxIsDriveAvailable(const wxString& dirName)
 370 {
 371 #ifdef __WIN32__
 372     UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
 373 #endif
 374     bool success = TRUE;
 375
 376     // Check if this is a root directory and if so,
 377     // whether the drive is avaiable.
 378     if (dirName.Len() == 3 && dirName[(size_t)1] == wxT(':'))
 379     {
 380         wxString dirNameLower(dirName.Lower());
 381 #if defined(__GNUWIN32__) && \
 382     !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 383         success = wxPathExists(dirNameLower);
 384 #else
 385         int currentDrive = _getdrive();
 386         int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
 387         int err = setdrive( thisDrive ) ;
 388         setdrive( currentDrive );
 389
 390         if (err == -1)
 391         {
 392             success = FALSE;
 393         }
 394 #endif
 395     }
 396 #ifdef __WIN32__
 397     (void) SetErrorMode(errorMode);
 398 #endif
 399
 400     return success;
 401 }
 402 #endif // __WINDOWS__ || __WXPM__
 403
 404 // Function which is called by quick sort. We want to override the default wxArrayString behaviour,
 405 // and sort regardless of case.
 406 static int LINKAGEMODE wxDirCtrlStringCompareFunction(const void *first, const void *second)
 407 {
 408     wxString *strFirst = (wxString *)first;
 409     wxString *strSecond = (wxString *)second;
 410
 411     return strFirst->CmpNoCase(*strSecond);
 412 }
 413
 414 //-----------------------------------------------------------------------------
 415 // wxDirItemData
 416 //-----------------------------------------------------------------------------
 417
 418 wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
 419                              bool isDir)
 420 {
 421     m_path = path;
 422     m_name = name;
 423     /* Insert logic to detect hidden files here
 424      * In UnixLand we just check whether the first char is a dot
 425      * For FileNameFromPath read LastDirNameInThisPath ;-) */
 426     // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
 427     m_isHidden = FALSE;
 428     m_isExpanded = FALSE;
 429     m_isDir = isDir;
 430 }
 431
 432 wxDirItemData::~wxDirItemData()
 433 {
 434 }
 435
 436 void wxDirItemData::SetNewDirName(const wxString& path)
 437 {
 438     m_path = path;
 439     m_name = wxFileNameFromPath(path);
 440 }
 441
 442 bool wxDirItemData::HasSubDirs() const
 443 {
 444     if (m_path.IsEmpty())
 445         return FALSE;
 446
 447     wxDir dir;
 448     {
 449         wxLogNull nolog;
 450         if ( !dir.Open(m_path) )
 451             return FALSE;
 452     }
 453
 454     return dir.HasSubDirs();
 455 }
 456
 457 bool wxDirItemData::HasFiles(const wxString& WXUNUSED(spec)) const
 458 {
 459     if (m_path.IsEmpty())
 460         return FALSE;
 461
 462     wxDir dir;
 463     {
 464         wxLogNull nolog;
 465         if ( !dir.Open(m_path) )
 466             return FALSE;
 467     }
 468
 469     return dir.HasFiles();
 470 }
 471
 472 //-----------------------------------------------------------------------------
 473 // wxGenericDirCtrl
 474 //-----------------------------------------------------------------------------
 475
 476 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
 477
 478 BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
 479   EVT_TREE_ITEM_EXPANDING     (-1, wxGenericDirCtrl::OnExpandItem)
 480   EVT_TREE_ITEM_COLLAPSED     (-1, wxGenericDirCtrl::OnCollapseItem)
 481   EVT_TREE_BEGIN_LABEL_EDIT   (-1, wxGenericDirCtrl::OnBeginEditItem)
 482   EVT_TREE_END_LABEL_EDIT     (-1, wxGenericDirCtrl::OnEndEditItem)
 483   EVT_SIZE                    (wxGenericDirCtrl::OnSize)
 484 END_EVENT_TABLE()
 485
 486 wxGenericDirCtrl::wxGenericDirCtrl(void)
 487 {
 488     Init();
 489 }
 490
 491 bool wxGenericDirCtrl::Create(wxWindow *parent,
 492                               const wxWindowID id,
 493                               const wxString& dir,
 494                               const wxPoint& pos,
 495                               const wxSize& size,
 496                               long style,
 497                               const wxString& filter,
 498                               int defaultFilter,
 499                               const wxString& name)
 500 {
 501     if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
 502         return FALSE;
 503
 504     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 505
 506     Init();
 507
 508     long treeStyle = wxTR_HAS_BUTTONS ; // | wxTR_EDIT_LABELS ;
 509
 510 #ifndef __WXMSW__
 511     treeStyle |= wxTR_HIDE_ROOT;
 512 #endif
 513
 514     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 515         treeStyle |= wxNO_BORDER;
 516
 517     long filterStyle = 0;
 518     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 519         filterStyle |= wxNO_BORDER;
 520
 521     m_treeCtrl = new wxTreeCtrl(this, wxID_TREECTRL, pos, size, treeStyle);
 522
 523     if (!filter.IsEmpty() && (style & wxDIRCTRL_SHOW_FILTERS))
 524         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL, wxDefaultPosition, wxDefaultSize, filterStyle);
 525
 526     m_defaultPath = dir;
 527     m_filter = filter;
 528
 529     SetFilterIndex(defaultFilter);
 530
 531     if (m_filterListCtrl)
 532         m_filterListCtrl->FillFilterList(filter, defaultFilter);
 533
 534     m_imageList = new wxImageList(16, 16, TRUE);
 535     m_imageList->Add(wxIcon(icon1_xpm));
 536     m_imageList->Add(wxIcon(icon2_xpm));
 537     m_imageList->Add(wxIcon(icon3_xpm));
 538     m_imageList->Add(wxIcon(icon4_xpm));
 539     m_imageList->Add(wxIcon(icon5_xpm));
 540     m_imageList->Add(wxIcon(icon6_xpm));
 541     m_imageList->Add(wxIcon(icon7_xpm));
 542     m_imageList->Add(wxIcon(icon8_xpm));
 543     m_treeCtrl->AssignImageList(m_imageList);
 544
 545     m_showHidden = FALSE;
 546     wxDirItemData* rootData = new wxDirItemData(wxT(""), wxT(""), TRUE);
 547
 548     wxString rootName;
 549
 550 #if defined(__WINDOWS__) || defined(__WXPM__) || defined(__DOS__)
 551     rootName = _("Computer");
 552 #else
 553     rootName = _("Sections");
 554 #endif
 555
 556     m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
 557     m_treeCtrl->SetItemHasChildren(m_rootId);
 558     m_treeCtrl->Expand(m_rootId); // automatically expand first level
 559
 560     // Expand and select the default path
 561     if (!m_defaultPath.IsEmpty())
 562         ExpandPath(m_defaultPath);
 563
 564     DoResize();
 565
 566     return TRUE;
 567 }
 568
 569 wxGenericDirCtrl::~wxGenericDirCtrl()
 570 {
 571 }
 572
 573 void wxGenericDirCtrl::Init()
 574 {
 575     m_showHidden = FALSE;
 576     m_imageList = NULL;
 577     m_currentFilter = 0;
 578     m_currentFilterStr = wxEmptyString; // Default: any file
 579     m_treeCtrl = NULL;
 580     m_filterListCtrl = NULL;
 581 }
 582
 583 void wxGenericDirCtrl::ShowHidden( bool show )
 584 {
 585     m_showHidden = show;
 586
 587     wxString path = GetPath();
 588     m_treeCtrl->Collapse(m_treeCtrl->GetRootItem());
 589     m_treeCtrl->Expand(m_treeCtrl->GetRootItem());
 590     SetPath(path);
 591 }
 592
 593 void wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
 594 {
 595     wxDirItemData *dir_item = new wxDirItemData(path,name,TRUE);
 596
 597     wxTreeItemId id = m_treeCtrl->AppendItem( m_rootId, name, imageId, -1, dir_item);
 598
 599     m_treeCtrl->SetItemHasChildren(id);
 600 }
 601
 602 void wxGenericDirCtrl::SetupSections()
 603 {
 604 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 605
 606 #ifdef __WIN32__
 607     wxChar driveBuffer[256];
 608     size_t n = (size_t) GetLogicalDriveStrings(255, driveBuffer);
 609     size_t i = 0;
 610     while (i < n)
 611     {
 612         wxString path, name;
 613         path.Printf(wxT("%c:\\"), driveBuffer[i]);
 614         name.Printf(wxT("(%c:)"), driveBuffer[i]);
 615
 616         int imageId = 4;
 617         int driveType = ::GetDriveType(path);
 618         switch (driveType)
 619         {
 620             case DRIVE_REMOVABLE:
 621                 if (path == wxT("a:\\") || path == wxT("b:\\"))
 622                     imageId = 6; // Floppy
 623                 else
 624                     imageId = 7;
 625                 break;
 626             case DRIVE_FIXED:
 627                 imageId = 4;
 628                 break;
 629             case DRIVE_REMOTE:
 630                 imageId = 4;
 631                 break;
 632             case DRIVE_CDROM:
 633                 imageId = 5;
 634                 break;
 635             default:
 636                 imageId = 4;
 637                 break;
 638         }
 639
 640         AddSection(path, name, imageId);
 641
 642         while (driveBuffer[i] != wxT('\0'))
 643             i ++;
 644         i ++;
 645         if (driveBuffer[i] == wxT('\0'))
 646             break;
 647     }
 648 #else // !__WIN32__
 649     int drive;
 650
 651     /* If we can switch to the drive, it exists. */
 652     for( drive = 1; drive <= 26; drive++ )
 653     {
 654         wxString path, name;
 655         path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
 656         name.Printf(wxT("(%c:)"), (char) (drive + 'A' - 1));
 657
 658         if (wxIsDriveAvailable(path))
 659         {
 660             AddSection(path, name, (drive <= 2) ? 6/*floppy*/ : 4/*disk*/);
 661         }
 662     }
 663 #endif // __WIN32__/!__WIN32__
 664
 665 #elif defined(__WXMAC__)
 666     FSSpec volume ;
 667     short index = 1 ;
 668     while(1) {
 669       short actualCount = 0 ;
 670       if ( OnLine( &volume , 1 , &actualCount , &index ) != noErr || actualCount == 0 )
 671         break ;
 672
 673       wxString name = wxMacFSSpec2MacFilename( &volume ) ;
 674       AddSection(name + wxFILE_SEP_PATH, name, 0);
 675     }
 676 #elif defined(__UNIX__)
 677     AddSection(wxT("/"), wxT("/"), 3/*computer icon*/);
 678 #else
 679     #error "Unsupported platform in wxGenericDirCtrl!"
 680 #endif
 681 }
 682
 683 void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
 684 {
 685     // don't rename the main entry "Sections"
 686     if (event.GetItem() == m_rootId)
 687     {
 688         event.Veto();
 689         return;
 690     }
 691
 692     // don't rename the individual sections
 693     if (m_treeCtrl->GetParent( event.GetItem() ) == m_rootId)
 694     {
 695         event.Veto();
 696         return;
 697     }
 698 }
 699
 700 void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
 701 {
 702     if ((event.GetLabel().IsEmpty()) ||
 703         (event.GetLabel() == _(".")) ||
 704         (event.GetLabel() == _("..")) ||
 705         (event.GetLabel().First( wxT("/") ) != wxNOT_FOUND))
 706     {
 707         wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
 708         dialog.ShowModal();
 709         event.Veto();
 710         return;
 711     }
 712
 713     wxTreeItemId id = event.GetItem();
 714     wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
 715     wxASSERT( data );
 716
 717     wxString new_name( wxPathOnly( data->m_path ) );
 718     new_name += wxString(wxFILE_SEP_PATH);
 719     new_name += event.GetLabel();
 720
 721     wxLogNull log;
 722
 723     if (wxFileExists(new_name))
 724     {
 725         wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
 726         dialog.ShowModal();
 727         event.Veto();
 728     }
 729
 730     if (wxRenameFile(data->m_path,new_name))
 731     {
 732         data->SetNewDirName( new_name );
 733     }
 734     else
 735     {
 736         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 737         dialog.ShowModal();
 738         event.Veto();
 739     }
 740 }
 741
 742 void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
 743 {
 744     wxTreeItemId parentId = event.GetItem();
 745
 746     // VS: this is needed because the event handler is called from wxTreeCtrl
 747     //     ctor when wxTR_HIDE_ROOT was specified
 748     if (m_rootId == 0)
 749         m_rootId = m_treeCtrl->GetRootItem();
 750
 751     ExpandDir(parentId);
 752 }
 753
 754 void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
 755 {
 756     wxTreeItemId child, parent = event.GetItem();
 757
 758     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(event.GetItem());
 759     if (!data->m_isExpanded)
 760         return;
 761
 762     data->m_isExpanded = FALSE;
 763     long cookie;
 764     /* Workaround because DeleteChildren has disapeared (why?) and
 765      * CollapseAndReset doesn't work as advertised (deletes parent too) */
 766     child = m_treeCtrl->GetFirstChild(parent, cookie);
 767     while (child.IsOk())
 768     {
 769         m_treeCtrl->Delete(child);
 770         /* Not GetNextChild below, because the cookie mechanism can't
 771          * handle disappearing children! */
 772         child = m_treeCtrl->GetFirstChild(parent, cookie);
 773     }
 774 }
 775
 776 void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
 777 {
 778     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 779
 780     if (data->m_isExpanded)
 781         return;
 782
 783     data->m_isExpanded = TRUE;
 784
 785     if (parentId == m_treeCtrl->GetRootItem())
 786     {
 787         SetupSections();
 788         return;
 789     }
 790
 791     wxASSERT(data);
 792
 793     wxString search,path,filename;
 794
 795     wxString dirName(data->m_path);
 796
 797 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 798     // Check if this is a root directory and if so,
 799     // whether the drive is avaiable.
 800     if (!wxIsDriveAvailable(dirName))
 801     {
 802         data->m_isExpanded = FALSE;
 803         //wxMessageBox(wxT("Sorry, this drive is not available."));
 804         return;
 805     }
 806 #endif
 807
 808     // This may take a longish time. Go to busy cursor
 809     wxBusyCursor busy;
 810
 811 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 812     if (dirName.Last() == ':')
 813         dirName += wxString(wxFILE_SEP_PATH);
 814 #endif
 815
 816     wxArrayString dirs;
 817     wxArrayString filenames;
 818
 819     wxDir d;
 820     wxString eachFilename;
 821
 822     wxLogNull log;
 823     d.Open(dirName);
 824
 825     if (d.IsOpened())
 826     {
 827         int style = wxDIR_DIRS;
 828         if (m_showHidden) style |= wxDIR_HIDDEN;
 829         if (d.GetFirst(& eachFilename, wxEmptyString, style))
 830         {
 831             do
 832             {
 833                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 834                 {
 835                     dirs.Add(eachFilename);
 836                 }
 837             }
 838             while (d.GetNext(& eachFilename));
 839         }
 840     }
 841     dirs.Sort((wxArrayString::CompareFunction) wxDirCtrlStringCompareFunction);
 842
 843     // Now do the filenames -- but only if we're allowed to
 844     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 845     {
 846         wxLogNull log;
 847
 848         d.Open(dirName);
 849
 850         if (d.IsOpened())
 851         {
 852             if (d.GetFirst(& eachFilename, m_currentFilterStr, wxDIR_FILES))
 853             {
 854                 do
 855                 {
 856                     if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 857                     {
 858                         filenames.Add(eachFilename);
 859                     }
 860                 }
 861                 while (d.GetNext(& eachFilename));
 862             }
 863         }
 864         filenames.Sort((wxArrayString::CompareFunction) wxDirCtrlStringCompareFunction);
 865     }
 866
 867     // Add the sorted dirs
 868     size_t i;
 869     for (i = 0; i < dirs.Count(); i++)
 870     {
 871         wxString eachFilename(dirs[i]);
 872         path = dirName;
 873         if (path.Last() != wxFILE_SEP_PATH)
 874             path += wxString(wxFILE_SEP_PATH);
 875         path += eachFilename;
 876
 877         wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,TRUE);
 878         wxTreeItemId id = m_treeCtrl->AppendItem( parentId, eachFilename, 0, -1, dir_item);
 879         m_treeCtrl->SetItemImage( id, 1, wxTreeItemIcon_Expanded );
 880
 881         // Has this got any children? If so, make it expandable.
 882         // (There are two situations when a dir has children: either it
 883         // has subdirectories or it contains files that weren't filtered
 884         // out. The latter only applies to dirctrl with files.)
 885         if ( dir_item->HasSubDirs() ||
 886              (((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0) &&
 887                dir_item->HasFiles(m_currentFilterStr)) )
 888         {
 889             m_treeCtrl->SetItemHasChildren(id);
 890         }
 891     }
 892
 893     // Add the sorted filenames
 894     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 895     {
 896         for (i = 0; i < filenames.Count(); i++)
 897         {
 898             wxString eachFilename(filenames[i]);
 899             path = dirName;
 900             if (path.Last() != wxFILE_SEP_PATH)
 901                 path += wxString(wxFILE_SEP_PATH);
 902             path += eachFilename;
 903             //path = dirName + wxString(wxT("/")) + eachFilename;
 904             wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,FALSE);
 905             (void)m_treeCtrl->AppendItem( parentId, eachFilename, 2, -1, dir_item);
 906         }
 907     }
 908 }
 909
 910 // Find the child that matches the first part of 'path'.
 911 // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 912 // then the child for /usr is returned.
 913 wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
 914 {
 915     wxString path2(path);
 916
 917     // Make sure all separators are as per the current platform
 918     path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
 919     path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
 920
 921     // Append a separator to foil bogus substring matching
 922     path2 += wxString(wxFILE_SEP_PATH);
 923
 924     // In MSW or PM, case is not significant
 925 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 926     path2.MakeLower();
 927 #endif
 928
 929     long cookie;
 930     wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
 931     while (childId.IsOk())
 932     {
 933         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 934
 935         if (data && !data->m_path.IsEmpty())
 936         {
 937             wxString childPath(data->m_path);
 938             if (childPath.Last() != wxFILE_SEP_PATH)
 939                 childPath += wxString(wxFILE_SEP_PATH);
 940
 941             // In MSW and PM, case is not significant
 942 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
 943             childPath.MakeLower();
 944 #endif
 945
 946             if (childPath.Len() <= path2.Len())
 947             {
 948                 wxString path3 = path2.Mid(0, childPath.Len());
 949                 if (childPath == path3)
 950                 {
 951                     if (path3.Len() == path2.Len())
 952                         done = TRUE;
 953                     else
 954                         done = FALSE;
 955                     return childId;
 956                 }
 957             }
 958         }
 959
 960         childId = m_treeCtrl->GetNextChild(parentId, cookie);
 961     }
 962     wxTreeItemId invalid;
 963     return invalid;
 964 }
 965
 966 // Try to expand as much of the given path as possible,
 967 // and select the given tree item.
 968 bool wxGenericDirCtrl::ExpandPath(const wxString& path)
 969 {
 970     bool done = FALSE;
 971     wxTreeItemId id = FindChild(m_rootId, path, done);
 972     wxTreeItemId lastId = id; // The last non-zero id
 973     while (id.IsOk() && !done)
 974     {
 975         ExpandDir(id);
 976
 977         id = FindChild(id, path, done);
 978         if (id.IsOk())
 979             lastId = id;
 980     }
 981     if (lastId.IsOk())
 982     {
 983         wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
 984         if (data->m_isDir)
 985         {
 986             m_treeCtrl->Expand(lastId);
 987         }
 988         if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
 989         {
 990             // Find the first file in this directory
 991             long cookie;
 992             wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
 993             bool selectedChild = FALSE;
 994             while (childId.IsOk())
 995             {
 996                 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 997
 998                 if (data && data->m_path != "" && !data->m_isDir)
 999                 {
1000                     m_treeCtrl->SelectItem(childId);
1001                     m_treeCtrl->EnsureVisible(childId);
1002                     selectedChild = TRUE;
1003                     break;
1004                 }
1005                 childId = m_treeCtrl->GetNextChild(lastId, cookie);
1006             }
1007             if (!selectedChild)
1008             {
1009                 m_treeCtrl->SelectItem(lastId);
1010                 m_treeCtrl->EnsureVisible(lastId);
1011             }
1012         }
1013         else
1014         {
1015             m_treeCtrl->SelectItem(lastId);
1016             m_treeCtrl->EnsureVisible(lastId);
1017         }
1018
1019         return TRUE;
1020     }
1021     else
1022         return FALSE;
1023 }
1024
1025 wxString wxGenericDirCtrl::GetPath() const
1026 {
1027     wxTreeItemId id = m_treeCtrl->GetSelection();
1028     if (id)
1029     {
1030         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1031         return data->m_path;
1032     }
1033     else
1034         return wxEmptyString;
1035 }
1036
1037 wxString wxGenericDirCtrl::GetFilePath() const
1038 {
1039     wxTreeItemId id = m_treeCtrl->GetSelection();
1040     if (id)
1041     {
1042         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1043         if (data->m_isDir)
1044             return wxEmptyString;
1045         else
1046             return data->m_path;
1047     }
1048     else
1049         return wxEmptyString;
1050 }
1051
1052 void wxGenericDirCtrl::SetPath(const wxString& path)
1053 {
1054     m_defaultPath = path;
1055     if (m_rootId)
1056         ExpandPath(path);
1057 }
1058
1059 // Not used
1060 #if 0
1061 void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1062 {
1063     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1064
1065     // This may take a longish time. Go to busy cursor
1066     wxBusyCursor busy;
1067
1068     wxASSERT(data);
1069
1070     wxString search,path,filename;
1071
1072     wxString dirName(data->m_path);
1073
1074 #if defined(__WXMSW__) || defined(__WXPM__)
1075     if (dirName.Last() == ':')
1076         dirName += wxString(wxFILE_SEP_PATH);
1077 #endif
1078
1079     wxDir d;
1080     wxString eachFilename;
1081
1082     wxLogNull log;
1083     d.Open(dirName);
1084
1085     if (d.IsOpened())
1086     {
1087         if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1088         {
1089             do
1090             {
1091                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1092                 {
1093                     filenames.Add(eachFilename);
1094                 }
1095             }
1096             while (d.GetNext(& eachFilename)) ;
1097         }
1098     }
1099 }
1100 #endif
1101
1102 void wxGenericDirCtrl::SetFilterIndex(int n)
1103 {
1104     m_currentFilter = n;
1105
1106     wxString f, d;
1107     if (ExtractWildcard(m_filter, n, f, d))
1108         m_currentFilterStr = f;
1109     else
1110         m_currentFilterStr = wxT("*.*");
1111 }
1112
1113 void wxGenericDirCtrl::SetFilter(const wxString& filter)
1114 {
1115     m_filter = filter;
1116
1117     wxString f, d;
1118     if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1119         m_currentFilterStr = f;
1120     else
1121         m_currentFilterStr = wxT("*.*");
1122 }
1123
1124 // Extract description and actual filter from overall filter string
1125 bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1126 {
1127     wxArrayString filters, descriptions;
1128     int count = ParseFilter(filterStr, filters, descriptions);
1129     if (count > 0 && n < count)
1130     {
1131         filter = filters[n];
1132         description = descriptions[n];
1133         return TRUE;
1134     }
1135
1136     return FALSE;
1137 }
1138
1139 // Parses the global filter, returning the number of filters.
1140 // Returns 0 if none or if there's a problem.
1141 // filterStr is in the form:
1142 //
1143 // "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
1144
1145 int wxGenericDirCtrl::ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions)
1146 {
1147     wxString str(filterStr);
1148
1149     wxString description, filter;
1150     int pos;
1151     bool finished = FALSE;
1152     do
1153     {
1154         pos = str.Find(wxT('|'));
1155         if (pos == -1)
1156             return 0; // Problem
1157         description = str.Left(pos);
1158         str = str.Mid(pos+1);
1159         pos = str.Find(wxT('|'));
1160         if (pos == -1)
1161         {
1162             filter = str;
1163             finished = TRUE;
1164         }
1165         else
1166         {
1167             filter = str.Left(pos);
1168             str = str.Mid(pos+1);
1169         }
1170         descriptions.Add(description);
1171         filters.Add(filter);
1172     }
1173     while (!finished) ;
1174
1175     return filters.Count();
1176 }
1177
1178 void wxGenericDirCtrl::DoResize()
1179 {
1180     wxSize sz = GetClientSize();
1181     int verticalSpacing = 3;
1182     if (m_treeCtrl)
1183     {
1184         wxSize filterSz ;
1185         if (m_filterListCtrl)
1186         {
1187             filterSz = m_filterListCtrl->GetSize();
1188             sz.y -= (filterSz.y + verticalSpacing);
1189         }
1190         m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1191         if (m_filterListCtrl)
1192         {
1193             m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1194             // Don't know why, but this needs refreshing after a resize (wxMSW)
1195             m_filterListCtrl->Refresh();
1196         }
1197     }
1198 }
1199
1200
1201 void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1202 {
1203     DoResize();
1204 }
1205
1206 //-----------------------------------------------------------------------------
1207 // wxDirFilterListCtrl
1208 //-----------------------------------------------------------------------------
1209
1210 IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1211
1212 BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1213     EVT_CHOICE(-1, wxDirFilterListCtrl::OnSelFilter)
1214 END_EVENT_TABLE()
1215
1216 bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent, const wxWindowID id,
1217               const wxPoint& pos,
1218               const wxSize& size,
1219               long style)
1220 {
1221     m_dirCtrl = parent;
1222     return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1223 }
1224
1225 void wxDirFilterListCtrl::Init()
1226 {
1227     m_dirCtrl = NULL;
1228 }
1229
1230 void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1231 {
1232     int sel = GetSelection();
1233
1234     wxString currentPath = m_dirCtrl->GetPath();
1235
1236     m_dirCtrl->SetFilterIndex(sel);
1237
1238     // If the filter has changed, the view is out of date, so
1239     // collapse the tree.
1240     m_dirCtrl->GetTreeCtrl()->Collapse(m_dirCtrl->GetRootId());
1241     m_dirCtrl->GetTreeCtrl()->Expand(m_dirCtrl->GetRootId());
1242
1243     // Try to restore the selection, or at least the directory
1244     m_dirCtrl->ExpandPath(currentPath);
1245 }
1246
1247 void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1248 {
1249     Clear();
1250     wxArrayString descriptions, filters;
1251     size_t n = (size_t) m_dirCtrl->ParseFilter(filter, filters, descriptions);
1252
1253     if (n > 0 && defaultFilter < (int) n)
1254     {
1255         size_t i = 0;
1256         for (i = 0; i < n; i++)
1257             Append(descriptions[i]);
1258         SetSelection(defaultFilter);
1259     }
1260 }
1261
1262 #endif // wxUSE_DIRDLG