src/generic/dirctrlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/dirctrlg.cpp
   3 // Purpose:     wxGenericDirCtrl
   4 // Author:      Harm van der Heijden, Robert Roebling, Julian Smart
   5 // Modified by:
   6 // Created:     12/12/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Harm van der Heijden, Robert Roebling and Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_DIRDLG || wxUSE_FILEDLG
  20
  21 #ifndef WX_PRECOMP
  22     #include "wx/hash.h"
  23 #endif
  24
  25 #include "wx/generic/dirctrlg.h"
  26 #include "wx/module.h"
  27 #include "wx/utils.h"
  28 #include "wx/button.h"
  29 #include "wx/layout.h"
  30 #include "wx/msgdlg.h"
  31 #include "wx/textctrl.h"
  32 #include "wx/textdlg.h"
  33 #include "wx/filefn.h"
  34 #include "wx/cmndata.h"
  35 #include "wx/gdicmn.h"
  36 #include "wx/intl.h"
  37 #include "wx/imaglist.h"
  38 #include "wx/icon.h"
  39 #include "wx/log.h"
  40 #include "wx/sizer.h"
  41 #include "wx/tokenzr.h"
  42 #include "wx/dir.h"
  43 #include "wx/settings.h"
  44 #include "wx/artprov.h"
  45 #include "wx/mimetype.h"
  46 #include "wx/image.h"
  47 #include "wx/choice.h"
  48
  49 #if wxUSE_STATLINE
  50     #include "wx/statline.h"
  51 #endif
  52
  53 #if defined(__WXMAC__)
  54     #include  "wx/mac/private.h"  // includes mac headers
  55 #endif
  56
  57 #ifdef __WXMSW__
  58 #include <windows.h>
  59 #include "wx/msw/winundef.h"
  60
  61 // FIXME - Mingw32 1.0 has both _getdrive() and _chdrive(). For now, let's assume
  62 //         older releases don't, but it should be verified and the checks modified
  63 //         accordingly.
  64 #if !defined(__GNUWIN32__) || (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
  65 #if !defined(__WXWINCE__)
  66     #include <direct.h>
  67 #endif
  68     #include <stdlib.h>
  69     #include <ctype.h>
  70 #endif
  71
  72 #endif
  73
  74 #if defined(__OS2__) || defined(__DOS__)
  75   #ifdef __OS2__
  76     #define INCL_BASE
  77     #include <os2.h>
  78     #ifndef __EMX__
  79       #include <direct.h>
  80     #endif
  81     #include <stdlib.h>
  82     #include <ctype.h>
  83   #endif
  84   extern bool wxIsDriveAvailable(const wxString& dirName);
  85 #endif // __OS2__
  86
  87 #if defined(__WXMAC__)
  88     #include "MoreFilesX.h"
  89 #endif
  90
  91 #ifdef __BORLANDC__
  92     #include "dos.h"
  93 #endif
  94
  95 // If compiled under Windows, this macro can cause problems
  96 #ifdef GetFirstChild
  97 #undef GetFirstChild
  98 #endif
  99
 100 // ----------------------------------------------------------------------------
 101 // wxGetAvailableDrives, for WINDOWS, DOS, OS2, MAC, UNIX (returns "/")
 102 // ----------------------------------------------------------------------------
 103
 104 size_t wxGetAvailableDrives(wxArrayString &paths, wxArrayString &names, wxArrayInt &icon_ids)
 105 {
 106 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 107
 108 #ifdef __WXWINCE__
 109     // No logical drives; return "\"
 110     paths.Add(wxT("\\"));
 111     names.Add(wxT("\\"));
 112     icon_ids.Add(wxFileIconsTable::computer);
 113 #elif defined(__WIN32__)
 114     wxChar driveBuffer[256];
 115     size_t n = (size_t) GetLogicalDriveStrings(255, driveBuffer);
 116     size_t i = 0;
 117     while (i < n)
 118     {
 119         wxString path, name;
 120         path.Printf(wxT("%c:\\"), driveBuffer[i]);
 121         name.Printf(wxT("%c:"), driveBuffer[i]);
 122
 123 #if !defined(__WXWINCE__)
 124         wxChar pname[52]; // FIXME: why 52 and not MAX_PATH or whatever?
 125         if ( GetVolumeInformation(path, pname, WXSIZEOF(pname),
 126                                   NULL, NULL, NULL, NULL, 0) )
 127         {
 128             name << _T(' ') << pname;
 129         }
 130 #endif // __WXWINCE__
 131
 132         int imageId;
 133         int driveType = ::GetDriveType(path);
 134         switch (driveType)
 135         {
 136             case DRIVE_REMOVABLE:
 137                 if (path == wxT("a:\\") || path == wxT("b:\\"))
 138                     imageId = wxFileIconsTable::floppy;
 139                 else
 140                     imageId = wxFileIconsTable::removeable;
 141                 break;
 142             case DRIVE_CDROM:
 143                 imageId = wxFileIconsTable::cdrom;
 144                 break;
 145             case DRIVE_REMOTE:
 146             case DRIVE_FIXED:
 147             default:
 148                 imageId = wxFileIconsTable::drive;
 149                 break;
 150         }
 151
 152         paths.Add(path);
 153         names.Add(name);
 154         icon_ids.Add(imageId);
 155
 156         while (driveBuffer[i] != wxT('\0'))
 157             i ++;
 158         i ++;
 159         if (driveBuffer[i] == wxT('\0'))
 160             break;
 161     }
 162 #elif defined(__OS2__)
 163     APIRET rc;
 164     ULONG ulDriveNum = 0;
 165     ULONG ulDriveMap = 0;
 166     rc = ::DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
 167     if ( rc == 0)
 168     {
 169         size_t i = 0;
 170         while (i < 26)
 171         {
 172             if (ulDriveMap & ( 1 << i ))
 173             {
 174                 wxString path, name;
 175                 path.Printf(wxT("%c:\\"), 'A' + i);
 176                 name.Printf(wxT("%c:"), 'A' + i);
 177
 178                 // Note: If _filesys is unsupported by some compilers,
 179                 //       we can always replace it by DosQueryFSAttach
 180                 char filesysname[20];
 181 #ifdef __WATCOMC__
 182                 ULONG cbBuffer = sizeof(filesysname);
 183                 PFSQBUFFER2 pfsqBuffer = (PFSQBUFFER2)filesysname;
 184                 APIRET rc = ::DosQueryFSAttach(name.fn_str(),0,FSAIL_QUERYNAME,pfsqBuffer,&cbBuffer);
 185                 if (rc != NO_ERROR)
 186                 {
 187                     filesysname[0] = '\0';
 188                 }
 189 #else
 190                 _filesys(name.fn_str(), filesysname, sizeof(filesysname));
 191 #endif
 192                 /* FAT, LAN, HPFS, CDFS, NFS */
 193                 int imageId;
 194                 if (path == wxT("A:\\") || path == wxT("B:\\"))
 195                     imageId = wxFileIconsTable::floppy;
 196                 else if (!strcmp(filesysname, "CDFS"))
 197                     imageId = wxFileIconsTable::cdrom;
 198                 else if (!strcmp(filesysname, "LAN") ||
 199                          !strcmp(filesysname, "NFS"))
 200                     imageId = wxFileIconsTable::drive;
 201                 else
 202                     imageId = wxFileIconsTable::drive;
 203                 paths.Add(path);
 204                 names.Add(name);
 205                 icon_ids.Add(imageId);
 206             }
 207             i ++;
 208         }
 209     }
 210 #else // !__WIN32__, !__OS2__
 211     int drive;
 212
 213     /* If we can switch to the drive, it exists. */
 214     for( drive = 1; drive <= 26; drive++ )
 215     {
 216         wxString path, name;
 217         path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
 218         name.Printf(wxT("%c:"), (char) (drive + 'A' - 1));
 219
 220         if (wxIsDriveAvailable(path))
 221         {
 222             paths.Add(path);
 223             names.Add(name);
 224             icon_ids.Add((drive <= 2) ? wxFileIconsTable::floppy : wxFileIconsTable::drive);
 225         }
 226     }
 227 #endif // __WIN32__/!__WIN32__
 228
 229 #elif defined(__WXMAC__)
 230
 231     ItemCount volumeIndex = 1;
 232     OSErr err = noErr ;
 233
 234     while( noErr == err )
 235     {
 236         HFSUniStr255 volumeName ;
 237         FSRef fsRef ;
 238         FSVolumeInfo volumeInfo ;
 239         err = FSGetVolumeInfo(0, volumeIndex, NULL, kFSVolInfoFlags , &volumeInfo , &volumeName, &fsRef);
 240         if( noErr == err )
 241         {
 242             wxString path = wxMacFSRefToPath( &fsRef ) ;
 243             wxString name = wxMacHFSUniStrToString( &volumeName ) ;
 244
 245             if ( (volumeInfo.flags & kFSVolFlagSoftwareLockedMask) || (volumeInfo.flags & kFSVolFlagHardwareLockedMask) )
 246             {
 247                 icon_ids.Add(wxFileIconsTable::cdrom);
 248             }
 249             else
 250             {
 251                 icon_ids.Add(wxFileIconsTable::drive);
 252             }
 253             // todo other removable
 254
 255             paths.Add(path);
 256             names.Add(name);
 257             volumeIndex++ ;
 258         }
 259     }
 260
 261 #elif defined(__UNIX__)
 262     paths.Add(wxT("/"));
 263     names.Add(wxT("/"));
 264     icon_ids.Add(wxFileIconsTable::computer);
 265 #else
 266     #error "Unsupported platform in wxGenericDirCtrl!"
 267 #endif
 268     wxASSERT_MSG( (paths.GetCount() == names.GetCount()), wxT("The number of paths and their human readable names should be equal in number."));
 269     wxASSERT_MSG( (paths.GetCount() == icon_ids.GetCount()), wxT("Wrong number of icons for available drives."));
 270     return paths.GetCount();
 271 }
 272
 273 // ----------------------------------------------------------------------------
 274 // wxIsDriveAvailable
 275 // ----------------------------------------------------------------------------
 276
 277 #if defined(__DOS__)
 278
 279 bool wxIsDriveAvailable(const wxString& dirName)
 280 {
 281     // FIXME_MGL - this method leads to hang up under Watcom for some reason
 282 #ifdef __WATCOMC__
 283     wxUnusedVar(dirName);
 284 #else
 285     if ( dirName.Len() == 3 && dirName[1u] == wxT(':') )
 286     {
 287         wxString dirNameLower(dirName.Lower());
 288         // VS: always return true for removable media, since Win95 doesn't
 289         //     like it when MS-DOS app accesses empty floppy drive
 290         return (dirNameLower[0u] == wxT('a') ||
 291                 dirNameLower[0u] == wxT('b') ||
 292                 wxDirExists(dirNameLower));
 293     }
 294     else
 295 #endif
 296         return true;
 297 }
 298
 299 #elif defined(__WINDOWS__) || defined(__OS2__)
 300
 301 int setdrive(int WXUNUSED_IN_WINCE(drive))
 302 {
 303 #ifdef __WXWINCE__
 304     return 0;
 305 #elif defined(__GNUWIN32__) && \
 306     (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 307     return _chdrive(drive);
 308 #else
 309     wxChar  newdrive[4];
 310
 311     if (drive < 1 || drive > 31)
 312         return -1;
 313     newdrive[0] = (wxChar)(wxT('A') + drive - 1);
 314     newdrive[1] = wxT(':');
 315 #ifdef __OS2__
 316     newdrive[2] = wxT('\\');
 317     newdrive[3] = wxT('\0');
 318 #else
 319     newdrive[2] = wxT('\0');
 320 #endif
 321 #if defined(__WXMSW__)
 322     if (::SetCurrentDirectory(newdrive))
 323 #else
 324     // VA doesn't know what LPSTR is and has its own set
 325     if (!DosSetCurrentDir((PSZ)newdrive))
 326 #endif
 327         return 0;
 328     else
 329         return -1;
 330 #endif // !GNUWIN32
 331 }
 332
 333 bool wxIsDriveAvailable(const wxString& WXUNUSED_IN_WINCE(dirName))
 334 {
 335 #ifdef __WXWINCE__
 336     return false;
 337 #else
 338 #ifdef __WIN32__
 339     UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
 340 #endif
 341     bool success = true;
 342
 343     // Check if this is a root directory and if so,
 344     // whether the drive is available.
 345     if (dirName.Len() == 3 && dirName[(size_t)1] == wxT(':'))
 346     {
 347         wxString dirNameLower(dirName.Lower());
 348 #if defined(__GNUWIN32__) && !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 349         success = wxDirExists(dirNameLower);
 350 #else
 351         #if defined(__OS2__)
 352         // Avoid changing to drive since no media may be inserted.
 353         if (dirNameLower[(size_t)0] == 'a' || dirNameLower[(size_t)0] == 'b')
 354             return success;
 355         #endif
 356         int currentDrive = _getdrive();
 357         int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
 358         int err = setdrive( thisDrive ) ;
 359         setdrive( currentDrive );
 360
 361         if (err == -1)
 362         {
 363             success = false;
 364         }
 365 #endif
 366     }
 367 #ifdef __WIN32__
 368     (void) SetErrorMode(errorMode);
 369 #endif
 370
 371     return success;
 372 #endif
 373 }
 374 #endif // __WINDOWS__ || __OS2__
 375
 376 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG
 377
 378
 379
 380 #if wxUSE_DIRDLG
 381
 382 // Function which is called by quick sort. We want to override the default wxArrayString behaviour,
 383 // and sort regardless of case.
 384 static int wxCMPFUNC_CONV wxDirCtrlStringCompareFunction(const wxString& strFirst, const wxString& strSecond)
 385 {
 386     return strFirst.CmpNoCase(strSecond);
 387 }
 388
 389 //-----------------------------------------------------------------------------
 390 // wxDirItemData
 391 //-----------------------------------------------------------------------------
 392
 393 wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
 394                              bool isDir)
 395 {
 396     m_path = path;
 397     m_name = name;
 398     /* Insert logic to detect hidden files here
 399      * In UnixLand we just check whether the first char is a dot
 400      * For FileNameFromPath read LastDirNameInThisPath ;-) */
 401     // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
 402     m_isHidden = false;
 403     m_isExpanded = false;
 404     m_isDir = isDir;
 405 }
 406
 407 void wxDirItemData::SetNewDirName(const wxString& path)
 408 {
 409     m_path = path;
 410     m_name = wxFileNameFromPath(path);
 411 }
 412
 413 bool wxDirItemData::HasSubDirs() const
 414 {
 415     if (m_path.empty())
 416         return false;
 417
 418     wxDir dir;
 419     {
 420         wxLogNull nolog;
 421         if ( !dir.Open(m_path) )
 422             return false;
 423     }
 424
 425     return dir.HasSubDirs();
 426 }
 427
 428 bool wxDirItemData::HasFiles(const wxString& WXUNUSED(spec)) const
 429 {
 430     if (m_path.empty())
 431         return false;
 432
 433     wxDir dir;
 434     {
 435         wxLogNull nolog;
 436         if ( !dir.Open(m_path) )
 437             return false;
 438     }
 439
 440     return dir.HasFiles();
 441 }
 442
 443 //-----------------------------------------------------------------------------
 444 // wxGenericDirCtrl
 445 //-----------------------------------------------------------------------------
 446
 447
 448 #if wxUSE_EXTENDED_RTTI
 449 WX_DEFINE_FLAGS( wxGenericDirCtrlStyle )
 450
 451 wxBEGIN_FLAGS( wxGenericDirCtrlStyle )
 452     // new style border flags, we put them first to
 453     // use them for streaming out
 454     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
 455     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
 456     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
 457     wxFLAGS_MEMBER(wxBORDER_RAISED)
 458     wxFLAGS_MEMBER(wxBORDER_STATIC)
 459     wxFLAGS_MEMBER(wxBORDER_NONE)
 460
 461     // old style border flags
 462     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
 463     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
 464     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
 465     wxFLAGS_MEMBER(wxRAISED_BORDER)
 466     wxFLAGS_MEMBER(wxSTATIC_BORDER)
 467     wxFLAGS_MEMBER(wxBORDER)
 468
 469     // standard window styles
 470     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
 471     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
 472     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
 473     wxFLAGS_MEMBER(wxWANTS_CHARS)
 474     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
 475     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
 476     wxFLAGS_MEMBER(wxVSCROLL)
 477     wxFLAGS_MEMBER(wxHSCROLL)
 478
 479     wxFLAGS_MEMBER(wxDIRCTRL_DIR_ONLY)
 480     wxFLAGS_MEMBER(wxDIRCTRL_3D_INTERNAL)
 481     wxFLAGS_MEMBER(wxDIRCTRL_SELECT_FIRST)
 482     wxFLAGS_MEMBER(wxDIRCTRL_SHOW_FILTERS)
 483
 484 wxEND_FLAGS( wxGenericDirCtrlStyle )
 485
 486 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGenericDirCtrl, wxControl,"wx/dirctrl.h")
 487
 488 wxBEGIN_PROPERTIES_TABLE(wxGenericDirCtrl)
 489     wxHIDE_PROPERTY( Children )
 490     wxPROPERTY( DefaultPath , wxString , SetDefaultPath , GetDefaultPath  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 491     wxPROPERTY( Filter , wxString , SetFilter , GetFilter  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 492     wxPROPERTY( DefaultFilter , int , SetFilterIndex, GetFilterIndex, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 493     wxPROPERTY_FLAGS( WindowStyle, wxGenericDirCtrlStyle, long, SetWindowStyleFlag, GetWindowStyleFlag, EMPTY_MACROVALUE , 0, wxT("Helpstring"), wxT("group") )
 494 wxEND_PROPERTIES_TABLE()
 495
 496 wxBEGIN_HANDLERS_TABLE(wxGenericDirCtrl)
 497 wxEND_HANDLERS_TABLE()
 498
 499 wxCONSTRUCTOR_8( wxGenericDirCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , DefaultPath ,
 500                  wxPoint , Position , wxSize , Size , long , WindowStyle , wxString , Filter , int , DefaultFilter )
 501 #else
 502 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
 503 #endif
 504
 505 BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
 506   EVT_TREE_ITEM_EXPANDING     (wxID_TREECTRL, wxGenericDirCtrl::OnExpandItem)
 507   EVT_TREE_ITEM_COLLAPSED     (wxID_TREECTRL, wxGenericDirCtrl::OnCollapseItem)
 508   EVT_TREE_BEGIN_LABEL_EDIT   (wxID_TREECTRL, wxGenericDirCtrl::OnBeginEditItem)
 509   EVT_TREE_END_LABEL_EDIT     (wxID_TREECTRL, wxGenericDirCtrl::OnEndEditItem)
 510   EVT_SIZE                    (wxGenericDirCtrl::OnSize)
 511 END_EVENT_TABLE()
 512
 513 wxGenericDirCtrl::wxGenericDirCtrl(void)
 514 {
 515     Init();
 516 }
 517
 518 void wxGenericDirCtrl::ExpandRoot()
 519 {
 520     ExpandDir(m_rootId); // automatically expand first level
 521
 522     // Expand and select the default path
 523     if (!m_defaultPath.empty())
 524     {
 525         ExpandPath(m_defaultPath);
 526     }
 527 #ifdef __UNIX__
 528     else
 529     {
 530         // On Unix, there's only one node under the (hidden) root node. It
 531         // represents the / path, so the user would always have to expand it;
 532         // let's do it ourselves
 533         ExpandPath( wxT("/") );
 534     }
 535 #endif
 536 }
 537
 538 bool wxGenericDirCtrl::Create(wxWindow *parent,
 539                               const wxWindowID id,
 540                               const wxString& dir,
 541                               const wxPoint& pos,
 542                               const wxSize& size,
 543                               long style,
 544                               const wxString& filter,
 545                               int defaultFilter,
 546                               const wxString& name)
 547 {
 548     if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
 549         return false;
 550
 551     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 552
 553     Init();
 554
 555     long treeStyle = wxTR_HAS_BUTTONS;
 556
 557     // On Windows CE, if you hide the root, you get a crash when
 558     // attempting to access data for children of the root item.
 559 #ifndef __WXWINCE__
 560     treeStyle |= wxTR_HIDE_ROOT;
 561 #endif
 562
 563 #ifdef __WXGTK20__
 564     treeStyle |= wxTR_NO_LINES;
 565 #endif
 566
 567     if (style & wxDIRCTRL_EDIT_LABELS)
 568         treeStyle |= wxTR_EDIT_LABELS;
 569
 570     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 571         treeStyle |= wxNO_BORDER;
 572     else
 573         treeStyle |= wxBORDER_SUNKEN;
 574
 575     long filterStyle = 0;
 576     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 577         filterStyle |= wxNO_BORDER;
 578     else
 579         filterStyle |= wxBORDER_SUNKEN;
 580
 581     m_treeCtrl = CreateTreeCtrl(this, wxID_TREECTRL,
 582                                 wxPoint(0,0), GetClientSize(), treeStyle);
 583
 584     if (!filter.empty() && (style & wxDIRCTRL_SHOW_FILTERS))
 585         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL, wxDefaultPosition, wxDefaultSize, filterStyle);
 586
 587     m_defaultPath = dir;
 588     m_filter = filter;
 589
 590     if (m_filter.empty())
 591 #ifdef __UNIX__
 592         m_filter = wxT("*");
 593 #else
 594         m_filter = wxT("*.*");
 595 #endif
 596
 597     SetFilterIndex(defaultFilter);
 598
 599     if (m_filterListCtrl)
 600         m_filterListCtrl->FillFilterList(filter, defaultFilter);
 601
 602     m_treeCtrl->SetImageList(wxTheFileIconsTable->GetSmallImageList());
 603
 604     m_showHidden = false;
 605     wxDirItemData* rootData = new wxDirItemData(wxEmptyString, wxEmptyString, true);
 606
 607     wxString rootName;
 608
 609 #if defined(__WINDOWS__) || defined(__OS2__) || defined(__DOS__)
 610     rootName = _("Computer");
 611 #else
 612     rootName = _("Sections");
 613 #endif
 614
 615     m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
 616     m_treeCtrl->SetItemHasChildren(m_rootId);
 617
 618     ExpandRoot();
 619
 620     SetBestSize(size);
 621     DoResize();
 622
 623     return true;
 624 }
 625
 626 wxGenericDirCtrl::~wxGenericDirCtrl()
 627 {
 628 }
 629
 630 void wxGenericDirCtrl::Init()
 631 {
 632     m_showHidden = false;
 633     m_currentFilter = 0;
 634     m_currentFilterStr = wxEmptyString; // Default: any file
 635     m_treeCtrl = NULL;
 636     m_filterListCtrl = NULL;
 637 }
 638
 639 wxTreeCtrl* wxGenericDirCtrl::CreateTreeCtrl(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long treeStyle)
 640 {
 641     return new wxTreeCtrl(parent, id, pos, size, treeStyle);
 642 }
 643
 644 void wxGenericDirCtrl::ShowHidden( bool show )
 645 {
 646     m_showHidden = show;
 647
 648     wxString path = GetPath();
 649     ReCreateTree();
 650     SetPath(path);
 651 }
 652
 653 const wxTreeItemId
 654 wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
 655 {
 656     wxDirItemData *dir_item = new wxDirItemData(path,name,true);
 657
 658     wxTreeItemId id = AppendItem( m_rootId, name, imageId, -1, dir_item);
 659
 660     m_treeCtrl->SetItemHasChildren(id);
 661
 662     return id;
 663 }
 664
 665 void wxGenericDirCtrl::SetupSections()
 666 {
 667     wxArrayString paths, names;
 668     wxArrayInt icons;
 669
 670     size_t n, count = wxGetAvailableDrives(paths, names, icons);
 671
 672 #ifdef __WXGTK20__
 673     wxString home = wxGetHomeDir();
 674     AddSection( home, _("Home directory"), 1);
 675     home += wxT("/Desktop");
 676     AddSection( home, _("Desktop"), 1);
 677 #endif
 678
 679     for (n = 0; n < count; n++)
 680         AddSection(paths[n], names[n], icons[n]);
 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->GetItemParent( event.GetItem() ) == m_rootId)
 694     {
 695         event.Veto();
 696         return;
 697     }
 698 }
 699
 700 void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
 701 {
 702     if ((event.GetLabel().empty()) ||
 703         (event.GetLabel() == _(".")) ||
 704         (event.GetLabel() == _("..")) ||
 705         (event.GetLabel().Find(wxT('/')) != wxNOT_FOUND) ||
 706         (event.GetLabel().Find(wxT('\\')) != wxNOT_FOUND) ||
 707         (event.GetLabel().Find(wxT('|')) != wxNOT_FOUND))
 708     {
 709         wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
 710         dialog.ShowModal();
 711         event.Veto();
 712         return;
 713     }
 714
 715     wxTreeItemId id = event.GetItem();
 716     wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
 717     wxASSERT( data );
 718
 719     wxString new_name( wxPathOnly( data->m_path ) );
 720     new_name += wxString(wxFILE_SEP_PATH);
 721     new_name += event.GetLabel();
 722
 723     wxLogNull log;
 724
 725     if (wxFileExists(new_name))
 726     {
 727         wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
 728         dialog.ShowModal();
 729         event.Veto();
 730     }
 731
 732     if (wxRenameFile(data->m_path,new_name))
 733     {
 734         data->SetNewDirName( new_name );
 735     }
 736     else
 737     {
 738         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 739         dialog.ShowModal();
 740         event.Veto();
 741     }
 742 }
 743
 744 void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
 745 {
 746     wxTreeItemId parentId = event.GetItem();
 747
 748     // VS: this is needed because the event handler is called from wxTreeCtrl
 749     //     ctor when wxTR_HIDE_ROOT was specified
 750
 751     if (!m_rootId.IsOk())
 752
 753         m_rootId = m_treeCtrl->GetRootItem();
 754
 755     ExpandDir(parentId);
 756 }
 757
 758 void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
 759 {
 760     CollapseDir(event.GetItem());
 761 }
 762
 763 void wxGenericDirCtrl::CollapseDir(wxTreeItemId parentId)
 764 {
 765     wxTreeItemId child;
 766
 767     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 768     if (!data->m_isExpanded)
 769         return;
 770
 771     data->m_isExpanded = false;
 772     wxTreeItemIdValue cookie;
 773     /* Workaround because DeleteChildren has disapeared (why?) and
 774      * CollapseAndReset doesn't work as advertised (deletes parent too) */
 775     child = m_treeCtrl->GetFirstChild(parentId, cookie);
 776     while (child.IsOk())
 777     {
 778         m_treeCtrl->Delete(child);
 779         /* Not GetNextChild below, because the cookie mechanism can't
 780          * handle disappearing children! */
 781         child = m_treeCtrl->GetFirstChild(parentId, cookie);
 782     }
 783     if (parentId != m_treeCtrl->GetRootItem())
 784         m_treeCtrl->Collapse(parentId);
 785 }
 786
 787 void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
 788 {
 789     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 790
 791     if (data->m_isExpanded)
 792         return;
 793
 794     data->m_isExpanded = true;
 795
 796     if (parentId == m_treeCtrl->GetRootItem())
 797     {
 798         SetupSections();
 799         return;
 800     }
 801
 802     wxASSERT(data);
 803
 804     wxString search,path,filename;
 805
 806     wxString dirName(data->m_path);
 807
 808 #if (defined(__WINDOWS__) && !defined(__WXWINCE__)) || defined(__DOS__) || defined(__OS2__)
 809     // Check if this is a root directory and if so,
 810     // whether the drive is avaiable.
 811     if (!wxIsDriveAvailable(dirName))
 812     {
 813         data->m_isExpanded = false;
 814         //wxMessageBox(wxT("Sorry, this drive is not available."));
 815         return;
 816     }
 817 #endif
 818
 819     // This may take a longish time. Go to busy cursor
 820     wxBusyCursor busy;
 821
 822 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 823     if (dirName.Last() == ':')
 824         dirName += wxString(wxFILE_SEP_PATH);
 825 #endif
 826
 827     wxArrayString dirs;
 828     wxArrayString filenames;
 829
 830     wxDir d;
 831     wxString eachFilename;
 832
 833     wxLogNull log;
 834     d.Open(dirName);
 835
 836     if (d.IsOpened())
 837     {
 838         int style = wxDIR_DIRS;
 839         if (m_showHidden) style |= wxDIR_HIDDEN;
 840         if (d.GetFirst(& eachFilename, wxEmptyString, style))
 841         {
 842             do
 843             {
 844                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 845                 {
 846                     dirs.Add(eachFilename);
 847                 }
 848             }
 849             while (d.GetNext(&eachFilename));
 850         }
 851     }
 852     dirs.Sort(wxDirCtrlStringCompareFunction);
 853
 854     // Now do the filenames -- but only if we're allowed to
 855     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 856     {
 857         d.Open(dirName);
 858
 859         if (d.IsOpened())
 860         {
 861             int style = wxDIR_FILES;
 862             if (m_showHidden) style |= wxDIR_HIDDEN;
 863             // Process each filter (ex: "JPEG Files (*.jpg;*.jpeg)|*.jpg;*.jpeg")
 864             wxStringTokenizer strTok;
 865             wxString curFilter;
 866             strTok.SetString(m_currentFilterStr,wxT(";"));
 867             while(strTok.HasMoreTokens())
 868             {
 869                 curFilter = strTok.GetNextToken();
 870                 if (d.GetFirst(& eachFilename, curFilter, style))
 871                 {
 872                     do
 873                     {
 874                         if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 875                         {
 876                             filenames.Add(eachFilename);
 877                         }
 878                     }
 879                     while (d.GetNext(& eachFilename));
 880                 }
 881             }
 882         }
 883         filenames.Sort(wxDirCtrlStringCompareFunction);
 884     }
 885
 886     // Add the sorted dirs
 887     size_t i;
 888     for (i = 0; i < dirs.Count(); i++)
 889     {
 890         eachFilename = dirs[i];
 891         path = dirName;
 892         if (!wxEndsWithPathSeparator(path))
 893             path += wxString(wxFILE_SEP_PATH);
 894         path += eachFilename;
 895
 896         wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,true);
 897         wxTreeItemId id = AppendItem( parentId, eachFilename,
 898                                       wxFileIconsTable::folder, -1, dir_item);
 899         m_treeCtrl->SetItemImage( id, wxFileIconsTable::folder_open,
 900                                   wxTreeItemIcon_Expanded );
 901
 902         // Has this got any children? If so, make it expandable.
 903         // (There are two situations when a dir has children: either it
 904         // has subdirectories or it contains files that weren't filtered
 905         // out. The latter only applies to dirctrl with files.)
 906         if ( dir_item->HasSubDirs() ||
 907              (((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0) &&
 908                dir_item->HasFiles(m_currentFilterStr)) )
 909         {
 910             m_treeCtrl->SetItemHasChildren(id);
 911         }
 912     }
 913
 914     // Add the sorted filenames
 915     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 916     {
 917         for (i = 0; i < filenames.Count(); i++)
 918         {
 919             eachFilename = filenames[i];
 920             path = dirName;
 921             if (!wxEndsWithPathSeparator(path))
 922                 path += wxString(wxFILE_SEP_PATH);
 923             path += eachFilename;
 924             //path = dirName + wxString(wxT("/")) + eachFilename;
 925             wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,false);
 926             int image_id = wxFileIconsTable::file;
 927             if (eachFilename.Find(wxT('.')) != wxNOT_FOUND)
 928                 image_id = wxTheFileIconsTable->GetIconID(eachFilename.AfterLast(wxT('.')));
 929             (void) AppendItem( parentId, eachFilename, image_id, -1, dir_item);
 930         }
 931     }
 932 }
 933
 934 void wxGenericDirCtrl::ReCreateTree()
 935 {
 936     CollapseDir(m_treeCtrl->GetRootItem());
 937     ExpandRoot();
 938 }
 939
 940 void wxGenericDirCtrl::CollapseTree()
 941 {
 942     wxTreeItemIdValue cookie;
 943     wxTreeItemId child = m_treeCtrl->GetFirstChild(m_rootId, cookie);
 944     while (child.IsOk())
 945     {
 946         CollapseDir(child);
 947         child = m_treeCtrl->GetNextChild(m_rootId, cookie);
 948     }
 949 }
 950
 951 // Find the child that matches the first part of 'path'.
 952 // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 953 // then the child for /usr is returned.
 954 wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
 955 {
 956     wxString path2(path);
 957
 958     // Make sure all separators are as per the current platform
 959     path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
 960     path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
 961
 962     // Append a separator to foil bogus substring matching
 963     path2 += wxString(wxFILE_SEP_PATH);
 964
 965     // In MSW or PM, case is not significant
 966 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 967     path2.MakeLower();
 968 #endif
 969
 970     wxTreeItemIdValue cookie;
 971     wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
 972     while (childId.IsOk())
 973     {
 974         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 975
 976         if (data && !data->m_path.empty())
 977         {
 978             wxString childPath(data->m_path);
 979             if (!wxEndsWithPathSeparator(childPath))
 980                 childPath += wxString(wxFILE_SEP_PATH);
 981
 982             // In MSW and PM, case is not significant
 983 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 984             childPath.MakeLower();
 985 #endif
 986
 987             if (childPath.Len() <= path2.Len())
 988             {
 989                 wxString path3 = path2.Mid(0, childPath.Len());
 990                 if (childPath == path3)
 991                 {
 992                     if (path3.Len() == path2.Len())
 993                         done = true;
 994                     else
 995                         done = false;
 996                     return childId;
 997                 }
 998             }
 999         }
1000
1001         childId = m_treeCtrl->GetNextChild(parentId, cookie);
1002     }
1003     wxTreeItemId invalid;
1004     return invalid;
1005 }
1006
1007 // Try to expand as much of the given path as possible,
1008 // and select the given tree item.
1009 bool wxGenericDirCtrl::ExpandPath(const wxString& path)
1010 {
1011     bool done = false;
1012     wxTreeItemId id = FindChild(m_rootId, path, done);
1013     wxTreeItemId lastId = id; // The last non-zero id
1014     while (id.IsOk() && !done)
1015     {
1016         ExpandDir(id);
1017
1018         id = FindChild(id, path, done);
1019         if (id.IsOk())
1020             lastId = id;
1021     }
1022     if (!lastId.IsOk())
1023         return false;
1024
1025     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
1026     if (data->m_isDir)
1027     {
1028         m_treeCtrl->Expand(lastId);
1029     }
1030     if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
1031     {
1032         // Find the first file in this directory
1033         wxTreeItemIdValue cookie;
1034         wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
1035         bool selectedChild = false;
1036         while (childId.IsOk())
1037         {
1038             data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
1039
1040             if (data && data->m_path != wxEmptyString && !data->m_isDir)
1041             {
1042                 m_treeCtrl->SelectItem(childId);
1043                 m_treeCtrl->EnsureVisible(childId);
1044                 selectedChild = true;
1045                 break;
1046             }
1047             childId = m_treeCtrl->GetNextChild(lastId, cookie);
1048         }
1049         if (!selectedChild)
1050         {
1051             m_treeCtrl->SelectItem(lastId);
1052             m_treeCtrl->EnsureVisible(lastId);
1053         }
1054     }
1055     else
1056     {
1057         m_treeCtrl->SelectItem(lastId);
1058         m_treeCtrl->EnsureVisible(lastId);
1059     }
1060
1061     return true;
1062 }
1063
1064 wxString wxGenericDirCtrl::GetPath() const
1065 {
1066     wxTreeItemId id = m_treeCtrl->GetSelection();
1067     if (id)
1068     {
1069         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1070         return data->m_path;
1071     }
1072     else
1073         return wxEmptyString;
1074 }
1075
1076 wxString wxGenericDirCtrl::GetFilePath() const
1077 {
1078     wxTreeItemId id = m_treeCtrl->GetSelection();
1079     if (id)
1080     {
1081         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1082         if (data->m_isDir)
1083             return wxEmptyString;
1084         else
1085             return data->m_path;
1086     }
1087     else
1088         return wxEmptyString;
1089 }
1090
1091 void wxGenericDirCtrl::SetPath(const wxString& path)
1092 {
1093     m_defaultPath = path;
1094     if (m_rootId)
1095         ExpandPath(path);
1096 }
1097
1098 // Not used
1099 #if 0
1100 void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1101 {
1102     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1103
1104     // This may take a longish time. Go to busy cursor
1105     wxBusyCursor busy;
1106
1107     wxASSERT(data);
1108
1109     wxString search,path,filename;
1110
1111     wxString dirName(data->m_path);
1112
1113 #if defined(__WXMSW__) || defined(__OS2__)
1114     if (dirName.Last() == ':')
1115         dirName += wxString(wxFILE_SEP_PATH);
1116 #endif
1117
1118     wxDir d;
1119     wxString eachFilename;
1120
1121     wxLogNull log;
1122     d.Open(dirName);
1123
1124     if (d.IsOpened())
1125     {
1126         if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1127         {
1128             do
1129             {
1130                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1131                 {
1132                     filenames.Add(eachFilename);
1133                 }
1134             }
1135             while (d.GetNext(& eachFilename)) ;
1136         }
1137     }
1138 }
1139 #endif
1140
1141 void wxGenericDirCtrl::SetFilterIndex(int n)
1142 {
1143     m_currentFilter = n;
1144
1145     wxString f, d;
1146     if (ExtractWildcard(m_filter, n, f, d))
1147         m_currentFilterStr = f;
1148     else
1149 #ifdef __UNIX__
1150         m_currentFilterStr = wxT("*");
1151 #else
1152         m_currentFilterStr = wxT("*.*");
1153 #endif
1154 }
1155
1156 void wxGenericDirCtrl::SetFilter(const wxString& filter)
1157 {
1158     m_filter = filter;
1159
1160     wxString f, d;
1161     if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1162         m_currentFilterStr = f;
1163     else
1164 #ifdef __UNIX__
1165         m_currentFilterStr = wxT("*");
1166 #else
1167         m_currentFilterStr = wxT("*.*");
1168 #endif
1169 }
1170
1171 // Extract description and actual filter from overall filter string
1172 bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1173 {
1174     wxArrayString filters, descriptions;
1175     int count = wxParseCommonDialogsFilter(filterStr, descriptions, filters);
1176     if (count > 0 && n < count)
1177     {
1178         filter = filters[n];
1179         description = descriptions[n];
1180         return true;
1181     }
1182
1183     return false;
1184 }
1185
1186 #if WXWIN_COMPATIBILITY_2_4
1187 // Parses the global filter, returning the number of filters.
1188 // Returns 0 if none or if there's a problem.
1189 // filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
1190 int wxGenericDirCtrl::ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions)
1191 {
1192     return wxParseCommonDialogsFilter(filterStr, descriptions, filters );
1193 }
1194 #endif // WXWIN_COMPATIBILITY_2_4
1195
1196 void wxGenericDirCtrl::DoResize()
1197 {
1198     wxSize sz = GetClientSize();
1199     int verticalSpacing = 3;
1200     if (m_treeCtrl)
1201     {
1202         wxSize filterSz ;
1203         if (m_filterListCtrl)
1204         {
1205             filterSz = m_filterListCtrl->GetSize();
1206             sz.y -= (filterSz.y + verticalSpacing);
1207         }
1208         m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1209         if (m_filterListCtrl)
1210         {
1211             m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1212             // Don't know why, but this needs refreshing after a resize (wxMSW)
1213             m_filterListCtrl->Refresh();
1214         }
1215     }
1216 }
1217
1218
1219 void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1220 {
1221     DoResize();
1222 }
1223
1224 wxTreeItemId wxGenericDirCtrl::AppendItem (const wxTreeItemId & parent,
1225                                            const wxString & text,
1226                                            int image, int selectedImage,
1227                                            wxTreeItemData * data)
1228 {
1229   wxTreeCtrl *treeCtrl = GetTreeCtrl ();
1230
1231   wxASSERT (treeCtrl);
1232
1233   if (treeCtrl)
1234   {
1235     return treeCtrl->AppendItem (parent, text, image, selectedImage, data);
1236   }
1237   else
1238   {
1239     return wxTreeItemId();
1240   }
1241 }
1242
1243
1244 //-----------------------------------------------------------------------------
1245 // wxDirFilterListCtrl
1246 //-----------------------------------------------------------------------------
1247
1248 IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1249
1250 BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1251     EVT_CHOICE(wxID_ANY, wxDirFilterListCtrl::OnSelFilter)
1252 END_EVENT_TABLE()
1253
1254 bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent, const wxWindowID id,
1255               const wxPoint& pos,
1256               const wxSize& size,
1257               long style)
1258 {
1259     m_dirCtrl = parent;
1260     return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1261 }
1262
1263 void wxDirFilterListCtrl::Init()
1264 {
1265     m_dirCtrl = NULL;
1266 }
1267
1268 void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1269 {
1270     int sel = GetSelection();
1271
1272     wxString currentPath = m_dirCtrl->GetPath();
1273
1274     m_dirCtrl->SetFilterIndex(sel);
1275
1276     // If the filter has changed, the view is out of date, so
1277     // collapse the tree.
1278     m_dirCtrl->ReCreateTree();
1279
1280     // Try to restore the selection, or at least the directory
1281     m_dirCtrl->ExpandPath(currentPath);
1282 }
1283
1284 void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1285 {
1286     Clear();
1287     wxArrayString descriptions, filters;
1288     size_t n = (size_t) wxParseCommonDialogsFilter(filter, descriptions, filters);
1289
1290     if (n > 0 && defaultFilter < (int) n)
1291     {
1292         for (size_t i = 0; i < n; i++)
1293             Append(descriptions[i]);
1294         SetSelection(defaultFilter);
1295     }
1296 }
1297 #endif // wxUSE_DIRDLG
1298
1299 #if wxUSE_DIRDLG || wxUSE_FILEDLG
1300
1301 // ----------------------------------------------------------------------------
1302 // wxFileIconsTable icons
1303 // ----------------------------------------------------------------------------
1304
1305 #ifndef __WXGTK24__
1306 /* Computer (c) Julian Smart */
1307 static const char * file_icons_tbl_computer_xpm[] = {
1308 /* columns rows colors chars-per-pixel */
1309 "16 16 42 1",
1310 "r c #4E7FD0",
1311 "$ c #7198D9",
1312 "; c #DCE6F6",
1313 "q c #FFFFFF",
1314 "u c #4A7CCE",
1315 "# c #779DDB",
1316 "w c #95B2E3",
1317 "y c #7FA2DD",
1318 "f c #3263B4",
1319 "= c #EAF0FA",
1320 "< c #B1C7EB",
1321 "% c #6992D7",
1322 "9 c #D9E4F5",
1323 "o c #9BB7E5",
1324 "6 c #F7F9FD",
1325 ", c #BED0EE",
1326 "3 c #F0F5FC",
1327 "1 c #A8C0E8",
1328 "  c None",
1329 "0 c #FDFEFF",
1330 "4 c #C4D5F0",
1331 "@ c #81A4DD",
1332 "e c #4377CD",
1333 "- c #E2EAF8",
1334 "i c #9FB9E5",
1335 "> c #CCDAF2",
1336 "+ c #89A9DF",
1337 "s c #5584D1",
1338 "t c #5D89D3",
1339 ": c #D2DFF4",
1340 "5 c #FAFCFE",
1341 "2 c #F5F8FD",
1342 "8 c #DFE8F7",
1343 "& c #5E8AD4",
1344 "X c #638ED5",
1345 "a c #CEDCF2",
1346 "p c #90AFE2",
1347 "d c #2F5DA9",
1348 "* c #5282D0",
1349 "7 c #E5EDF9",
1350 ". c #A2BCE6",
1351 "O c #8CACE0",
1352 /* pixels */
1353 "                ",
1354 "  .XXXXXXXXXXX  ",
1355 "  oXO++@#$%&*X  ",
1356 "  oX=-;:>,<1%X  ",
1357 "  oX23=-;:4,$X  ",
1358 "  oX5633789:@X  ",
1359 "  oX05623=78+X  ",
1360 "  oXqq05623=OX  ",
1361 "  oX,,,,,<<<$X  ",
1362 "  wXXXXXXXXXXe  ",
1363 "  XrtX%$$y@+O,, ",
1364 "  uyiiiiiiiii@< ",
1365 " ouiiiiiiiiiip<a",
1366 " rustX%$$y@+Ow,,",
1367 " dfffffffffffffd",
1368 "                "
1369 };
1370 #endif // GTK+ < 2.4
1371
1372 // ----------------------------------------------------------------------------
1373 // wxFileIconsTable & friends
1374 // ----------------------------------------------------------------------------
1375
1376 // global instance of a wxFileIconsTable
1377 wxFileIconsTable* wxTheFileIconsTable = (wxFileIconsTable *)NULL;
1378
1379 // A module to allow icons table cleanup
1380
1381 class wxFileIconsTableModule: public wxModule
1382 {
1383 DECLARE_DYNAMIC_CLASS(wxFileIconsTableModule)
1384 public:
1385     wxFileIconsTableModule() {}
1386     bool OnInit() { wxTheFileIconsTable = new wxFileIconsTable; return true; }
1387     void OnExit()
1388     {
1389         if (wxTheFileIconsTable)
1390         {
1391             delete wxTheFileIconsTable;
1392             wxTheFileIconsTable = NULL;
1393         }
1394     }
1395 };
1396
1397 IMPLEMENT_DYNAMIC_CLASS(wxFileIconsTableModule, wxModule)
1398
1399 class wxFileIconEntry : public wxObject
1400 {
1401 public:
1402     wxFileIconEntry(int i) { id = i; }
1403
1404     int id;
1405 };
1406
1407 wxFileIconsTable::wxFileIconsTable()
1408 {
1409     m_HashTable = NULL;
1410     m_smallImageList = NULL;
1411 }
1412
1413 wxFileIconsTable::~wxFileIconsTable()
1414 {
1415     if (m_HashTable)
1416     {
1417         WX_CLEAR_HASH_TABLE(*m_HashTable);
1418         delete m_HashTable;
1419     }
1420     if (m_smallImageList) delete m_smallImageList;
1421 }
1422
1423 // delayed initialization - wait until first use (wxArtProv not created yet)
1424 void wxFileIconsTable::Create()
1425 {
1426     wxCHECK_RET(!m_smallImageList && !m_HashTable, wxT("creating icons twice"));
1427     m_HashTable = new wxHashTable(wxKEY_STRING);
1428     m_smallImageList = new wxImageList(16, 16);
1429
1430     // folder:
1431     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER,
1432                                                    wxART_CMN_DIALOG,
1433                                                    wxSize(16, 16)));
1434     // folder_open
1435     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER_OPEN,
1436                                                    wxART_CMN_DIALOG,
1437                                                    wxSize(16, 16)));
1438     // computer
1439 #ifdef __WXGTK24__
1440     // GTK24 uses this icon in the file open dialog
1441     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1442                                                    wxART_CMN_DIALOG,
1443                                                    wxSize(16, 16)));
1444 #else
1445     m_smallImageList->Add(wxIcon(file_icons_tbl_computer_xpm));
1446 #endif
1447     // drive
1448     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1449                                                    wxART_CMN_DIALOG,
1450                                                    wxSize(16, 16)));
1451     // cdrom
1452     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_CDROM,
1453                                                    wxART_CMN_DIALOG,
1454                                                    wxSize(16, 16)));
1455     // floppy
1456     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FLOPPY,
1457                                                    wxART_CMN_DIALOG,
1458                                                    wxSize(16, 16)));
1459     // removeable
1460     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_REMOVABLE,
1461                                                    wxART_CMN_DIALOG,
1462                                                    wxSize(16, 16)));
1463     // file
1464     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_NORMAL_FILE,
1465                                                    wxART_CMN_DIALOG,
1466                                                    wxSize(16, 16)));
1467     // executable
1468     if (GetIconID(wxEmptyString, _T("application/x-executable")) == file)
1469     {
1470         m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_EXECUTABLE_FILE,
1471                                                        wxART_CMN_DIALOG,
1472                                                        wxSize(16, 16)));
1473         delete m_HashTable->Get(_T("exe"));
1474         m_HashTable->Delete(_T("exe"));
1475         m_HashTable->Put(_T("exe"), new wxFileIconEntry(executable));
1476     }
1477     /* else put into list by GetIconID
1478        (KDE defines application/x-executable for *.exe and has nice icon)
1479      */
1480 }
1481
1482 wxImageList *wxFileIconsTable::GetSmallImageList()
1483 {
1484     if (!m_smallImageList)
1485         Create();
1486
1487     return m_smallImageList;
1488 }
1489
1490 #if wxUSE_MIMETYPE && wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
1491 // VS: we don't need this function w/o wxMimeTypesManager because we'll only have
1492 //     one icon and we won't resize it
1493
1494 static wxBitmap CreateAntialiasedBitmap(const wxImage& img)
1495 {
1496     const unsigned int size = 16;
1497
1498     wxImage smallimg (size, size);
1499     unsigned char *p1, *p2, *ps;
1500     unsigned char mr = img.GetMaskRed(),
1501                   mg = img.GetMaskGreen(),
1502                   mb = img.GetMaskBlue();
1503
1504     unsigned x, y;
1505     unsigned sr, sg, sb, smask;
1506
1507     p1 = img.GetData(), p2 = img.GetData() + 3 * size*2, ps = smallimg.GetData();
1508     smallimg.SetMaskColour(mr, mr, mr);
1509
1510     for (y = 0; y < size; y++)
1511     {
1512         for (x = 0; x < size; x++)
1513         {
1514             sr = sg = sb = smask = 0;
1515             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1516                 sr += p1[0], sg += p1[1], sb += p1[2];
1517             else smask++;
1518             p1 += 3;
1519             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1520                 sr += p1[0], sg += p1[1], sb += p1[2];
1521             else smask++;
1522             p1 += 3;
1523             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1524                 sr += p2[0], sg += p2[1], sb += p2[2];
1525             else smask++;
1526             p2 += 3;
1527             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1528                 sr += p2[0], sg += p2[1], sb += p2[2];
1529             else smask++;
1530             p2 += 3;
1531
1532             if (smask > 2)
1533                 ps[0] = ps[1] = ps[2] = mr;
1534             else
1535             {
1536                 ps[0] = (unsigned char)(sr >> 2);
1537                 ps[1] = (unsigned char)(sg >> 2);
1538                 ps[2] = (unsigned char)(sb >> 2);
1539             }
1540             ps += 3;
1541         }
1542         p1 += size*2 * 3, p2 += size*2 * 3;
1543     }
1544
1545     return wxBitmap(smallimg);
1546 }
1547
1548 // This function is currently not unused anymore
1549 #if 0
1550 // finds empty borders and return non-empty area of image:
1551 static wxImage CutEmptyBorders(const wxImage& img)
1552 {
1553     unsigned char mr = img.GetMaskRed(),
1554                   mg = img.GetMaskGreen(),
1555                   mb = img.GetMaskBlue();
1556     unsigned char *dt = img.GetData(), *dttmp;
1557     unsigned w = img.GetWidth(), h = img.GetHeight();
1558
1559     unsigned top, bottom, left, right, i;
1560     bool empt;
1561
1562 #define MK_DTTMP(x,y)      dttmp = dt + ((x + y * w) * 3)
1563 #define NOEMPTY_PIX(empt)  if (dttmp[0] != mr || dttmp[1] != mg || dttmp[2] != mb) {empt = false; break;}
1564
1565     for (empt = true, top = 0; empt && top < h; top++)
1566     {
1567         MK_DTTMP(0, top);
1568         for (i = 0; i < w; i++, dttmp+=3)
1569             NOEMPTY_PIX(empt)
1570     }
1571     for (empt = true, bottom = h-1; empt && bottom > top; bottom--)
1572     {
1573         MK_DTTMP(0, bottom);
1574         for (i = 0; i < w; i++, dttmp+=3)
1575             NOEMPTY_PIX(empt)
1576     }
1577     for (empt = true, left = 0; empt && left < w; left++)
1578     {
1579         MK_DTTMP(left, 0);
1580         for (i = 0; i < h; i++, dttmp+=3*w)
1581             NOEMPTY_PIX(empt)
1582     }
1583     for (empt = true, right = w-1; empt && right > left; right--)
1584     {
1585         MK_DTTMP(right, 0);
1586         for (i = 0; i < h; i++, dttmp+=3*w)
1587             NOEMPTY_PIX(empt)
1588     }
1589     top--, left--, bottom++, right++;
1590
1591     return img.GetSubImage(wxRect(left, top, right - left + 1, bottom - top + 1));
1592 }
1593 #endif // #if 0
1594
1595 #endif // wxUSE_MIMETYPE
1596
1597 int wxFileIconsTable::GetIconID(const wxString& extension, const wxString& mime)
1598 {
1599     if (!m_smallImageList)
1600         Create();
1601
1602 #if wxUSE_MIMETYPE
1603     if (!extension.empty())
1604     {
1605         wxFileIconEntry *entry = (wxFileIconEntry*) m_HashTable->Get(extension);
1606         if (entry) return (entry -> id);
1607     }
1608
1609     wxFileType *ft = (mime.empty()) ?
1610                    wxTheMimeTypesManager -> GetFileTypeFromExtension(extension) :
1611                    wxTheMimeTypesManager -> GetFileTypeFromMimeType(mime);
1612
1613     wxIconLocation iconLoc;
1614     wxIcon ic;
1615
1616     {
1617         wxLogNull logNull;
1618         if ( ft && ft->GetIcon(&iconLoc) )
1619         {
1620             ic = wxIcon( iconLoc );
1621         }
1622     }
1623
1624     delete ft;
1625
1626     if ( !ic.Ok() )
1627     {
1628         int newid = file;
1629         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1630         return newid;
1631     }
1632
1633     wxBitmap bmp;
1634     bmp.CopyFromIcon(ic);
1635
1636     if ( !bmp.Ok() )
1637     {
1638         int newid = file;
1639         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1640         return newid;
1641     }
1642
1643     const unsigned int size = 16;
1644
1645     int id = m_smallImageList->GetImageCount();
1646     if ((bmp.GetWidth() == (int) size) && (bmp.GetHeight() == (int) size))
1647     {
1648         m_smallImageList->Add(bmp);
1649     }
1650 #if wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
1651     else
1652     {
1653         wxImage img = bmp.ConvertToImage();
1654
1655         if ((img.GetWidth() != size*2) || (img.GetHeight() != size*2))
1656 //            m_smallImageList->Add(CreateAntialiasedBitmap(CutEmptyBorders(img).Rescale(size*2, size*2)));
1657             m_smallImageList->Add(CreateAntialiasedBitmap(img.Rescale(size*2, size*2)));
1658         else
1659             m_smallImageList->Add(CreateAntialiasedBitmap(img));
1660     }
1661 #endif // wxUSE_IMAGE
1662
1663     m_HashTable->Put(extension, new wxFileIconEntry(id));
1664     return id;
1665
1666 #else // !wxUSE_MIMETYPE
1667
1668     wxUnusedVar(mime);
1669     if (extension == wxT("exe"))
1670         return executable;
1671     else
1672         return file;
1673 #endif // wxUSE_MIMETYPE/!wxUSE_MIMETYPE
1674 }
1675
1676 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG