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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  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 || wxUSE_FILEDLG
  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/hash.h"
  46 #include "wx/mimetype.h"
  47 #include "wx/image.h"
  48 #include "wx/choice.h"
  49
  50 #if wxUSE_STATLINE
  51     #include "wx/statline.h"
  52 #endif
  53
  54 #if defined(__WXMAC__)
  55   #include  "wx/mac/private.h"  // includes mac headers
  56 #endif
  57
  58 #ifdef __WXMSW__
  59 #include <windows.h>
  60 #include "wx/msw/winundef.h"
  61
  62 // FIXME - Mingw32 1.0 has both _getdrive() and _chdrive(). For now, let's assume
  63 //         older releases don't, but it should be verified and the checks modified
  64 //         accordingly.
  65 #if !defined(__GNUWIN32__) || (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
  66 #if !defined(__WXWINCE__)
  67   #include <direct.h>
  68 #endif
  69   #include <stdlib.h>
  70   #include <ctype.h>
  71 #endif
  72
  73 #endif
  74
  75 #if defined(__OS2__) || defined(__DOS__)
  76   #ifdef __OS2__
  77     #define INCL_BASE
  78     #include <os2.h>
  79     #ifndef __EMX__
  80       #include <direct.h>
  81     #endif
  82     #include <stdlib.h>
  83     #include <ctype.h>
  84   #endif
  85   extern bool wxIsDriveAvailable(const wxString& dirName);
  86 #endif // __OS2__
  87
  88 #if defined(__WXMAC__)
  89 # include "MoreFilesX.h"
  90 #endif
  91
  92 #ifdef __BORLANDC__
  93 #include "dos.h"
  94 #endif
  95
  96 // If compiled under Windows, this macro can cause problems
  97 #ifdef GetFirstChild
  98 #undef GetFirstChild
  99 #endif
 100
 101 // ----------------------------------------------------------------------------
 102 // wxGetAvailableDrives, for WINDOWS, DOS, OS2, MAC, UNIX (returns "/")
 103 // ----------------------------------------------------------------------------
 104
 105 size_t wxGetAvailableDrives(wxArrayString &paths, wxArrayString &names, wxArrayInt &icon_ids)
 106 {
 107 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 108
 109 #ifdef __WXWINCE__
 110     // No logical drives; return "\"
 111     paths.Add(wxT("\\"));
 112     names.Add(wxT("\\"));
 113     icon_ids.Add(wxFileIconsTable::computer);
 114 #elif defined(__WIN32__)
 115     wxChar driveBuffer[256];
 116     size_t n = (size_t) GetLogicalDriveStrings(255, driveBuffer);
 117     size_t i = 0;
 118     while (i < n)
 119     {
 120         wxString path, name;
 121         path.Printf(wxT("%c:\\"), driveBuffer[i]);
 122         name.Printf(wxT("%c:"), driveBuffer[i]);
 123
 124         int imageId;
 125         int driveType = ::GetDriveType(path);
 126         switch (driveType)
 127         {
 128             case DRIVE_REMOVABLE:
 129                 if (path == wxT("a:\\") || path == wxT("b:\\"))
 130                     imageId = wxFileIconsTable::floppy;
 131                 else
 132                     imageId = wxFileIconsTable::removeable;
 133                 break;
 134             case DRIVE_CDROM:
 135                 imageId = wxFileIconsTable::cdrom;
 136                 break;
 137             case DRIVE_REMOTE:
 138             case DRIVE_FIXED:
 139             default:
 140                 imageId = wxFileIconsTable::drive;
 141                 break;
 142         }
 143
 144         paths.Add(path);
 145         names.Add(name);
 146         icon_ids.Add(imageId);
 147
 148         while (driveBuffer[i] != wxT('\0'))
 149             i ++;
 150         i ++;
 151         if (driveBuffer[i] == wxT('\0'))
 152             break;
 153     }
 154 #elif defined(__OS2__)
 155     APIRET rc;
 156     ULONG ulDriveNum = 0;
 157     ULONG ulDriveMap = 0;
 158     rc = ::DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
 159     if ( rc == 0)
 160     {
 161         size_t i = 0;
 162         while (i < 26)
 163         {
 164             if (ulDriveMap & ( 1 << i ))
 165             {
 166                 wxString path, name;
 167                 path.Printf(wxT("%c:\\"), 'A' + i);
 168                 name.Printf(wxT("%c:"), 'A' + i);
 169
 170                 int imageId;
 171                 if (path == wxT("A:\\") || path == wxT("B:\\"))
 172                     imageId = wxFileIconsTable::floppy;
 173                 else
 174                     imageId = wxFileIconsTable::drive;
 175                 paths.Add(path);
 176                 names.Add(name);
 177                 icon_ids.Add(imageId);
 178             }
 179             i ++;
 180         }
 181     }
 182 #else // !__WIN32__, !__OS2__
 183     int drive;
 184
 185     /* If we can switch to the drive, it exists. */
 186     for( drive = 1; drive <= 26; drive++ )
 187     {
 188         wxString path, name;
 189         path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
 190         name.Printf(wxT("%c:"), (char) (drive + 'A' - 1));
 191
 192         if (wxIsDriveAvailable(path))
 193         {
 194             paths.Add(path);
 195             names.Add(name);
 196             icon_ids.Add((drive <= 2) ? wxFileIconsTable::floppy : wxFileIconsTable::drive);
 197         }
 198     }
 199 #endif // __WIN32__/!__WIN32__
 200
 201 #elif defined(__WXMAC__)
 202
 203     ItemCount volumeIndex = 1;
 204     OSErr err = noErr ;
 205
 206     while( noErr == err )
 207     {
 208         HFSUniStr255 volumeName ;
 209         FSRef fsRef ;
 210         FSVolumeInfo volumeInfo ;
 211         err = FSGetVolumeInfo(0, volumeIndex, NULL, kFSVolInfoFlags , &volumeInfo , &volumeName, &fsRef);
 212         if( noErr == err )
 213         {
 214             wxString path = wxMacFSRefToPath( &fsRef ) ;
 215             wxString name = wxMacHFSUniStrToString( &volumeName ) ;
 216
 217             if ( (volumeInfo.flags & kFSVolFlagSoftwareLockedMask) || (volumeInfo.flags & kFSVolFlagHardwareLockedMask) )
 218             {
 219                 icon_ids.Add(wxFileIconsTable::cdrom);
 220             }
 221             else
 222             {
 223                 icon_ids.Add(wxFileIconsTable::drive);
 224             }
 225             // todo other removable
 226
 227             paths.Add(path);
 228             names.Add(name);
 229             volumeIndex++ ;
 230         }
 231     }
 232
 233 #elif defined(__UNIX__)
 234     paths.Add(wxT("/"));
 235     names.Add(wxT("/"));
 236     icon_ids.Add(wxFileIconsTable::computer);
 237 #else
 238     #error "Unsupported platform in wxGenericDirCtrl!"
 239 #endif
 240     wxASSERT_MSG( (paths.GetCount() == names.GetCount()), wxT("The number of paths and their human readable names should be equal in number."));
 241     wxASSERT_MSG( (paths.GetCount() == icon_ids.GetCount()), wxT("Wrong number of icons for available drives."));
 242     return paths.GetCount();
 243 }
 244
 245 // ----------------------------------------------------------------------------
 246 // wxIsDriveAvailable
 247 // ----------------------------------------------------------------------------
 248
 249 #if defined(__DOS__)
 250
 251 bool wxIsDriveAvailable(const wxString& dirName)
 252 {
 253     // FIXME_MGL - this method leads to hang up under Watcom for some reason
 254 #ifndef __WATCOMC__
 255     if ( dirName.Len() == 3 && dirName[1u] == wxT(':') )
 256     {
 257         wxString dirNameLower(dirName.Lower());
 258         // VS: always return true for removable media, since Win95 doesn't
 259         //     like it when MS-DOS app accesses empty floppy drive
 260         return (dirNameLower[0u] == wxT('a') ||
 261                 dirNameLower[0u] == wxT('b') ||
 262                 wxPathExists(dirNameLower));
 263     }
 264     else
 265 #endif
 266         return true;
 267 }
 268
 269 #elif defined(__WINDOWS__) || defined(__OS2__)
 270
 271 int setdrive(int drive)
 272 {
 273 #ifdef __WXWINCE__
 274     wxUnusedVar(drive);
 275     return 0;
 276 #elif defined(__GNUWIN32__) && \
 277     (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 278     return _chdrive(drive);
 279 #else
 280     wxChar  newdrive[4];
 281
 282     if (drive < 1 || drive > 31)
 283         return -1;
 284     newdrive[0] = (wxChar)(wxT('A') + drive - 1);
 285     newdrive[1] = wxT(':');
 286 #ifdef __OS2__
 287     newdrive[2] = wxT('\\');
 288     newdrive[3] = wxT('\0');
 289 #else
 290     newdrive[2] = wxT('\0');
 291 #endif
 292 #if defined(__WXMSW__)
 293     if (::SetCurrentDirectory(newdrive))
 294 #else
 295     // VA doesn't know what LPSTR is and has its own set
 296     if (!DosSetCurrentDir((PSZ)newdrive))
 297 #endif
 298         return 0;
 299     else
 300         return -1;
 301 #endif // !GNUWIN32
 302 }
 303
 304 bool wxIsDriveAvailable(const wxString& dirName)
 305 {
 306 #ifdef __WXWINCE__
 307     wxUnusedVar(dirName);
 308     return false;
 309 #else
 310 #ifdef __WIN32__
 311     UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
 312 #endif
 313     bool success = true;
 314
 315     // Check if this is a root directory and if so,
 316     // whether the drive is available.
 317     if (dirName.Len() == 3 && dirName[(size_t)1] == wxT(':'))
 318     {
 319         wxString dirNameLower(dirName.Lower());
 320 #if defined(__GNUWIN32__) && !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 321         success = wxPathExists(dirNameLower);
 322 #else
 323         #if defined(__OS2__)
 324         // Avoid changing to drive since no media may be inserted.
 325         if (dirNameLower[(size_t)0] == 'a' || dirNameLower[(size_t)0] == 'b')
 326             return success;
 327         #endif
 328         int currentDrive = _getdrive();
 329         int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
 330         int err = setdrive( thisDrive ) ;
 331         setdrive( currentDrive );
 332
 333         if (err == -1)
 334         {
 335             success = false;
 336         }
 337 #endif
 338     }
 339 #ifdef __WIN32__
 340     (void) SetErrorMode(errorMode);
 341 #endif
 342
 343     return success;
 344 #endif
 345 }
 346 #endif // __WINDOWS__ || __OS2__
 347
 348 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG
 349
 350
 351
 352 #if wxUSE_DIRDLG
 353
 354 // Function which is called by quick sort. We want to override the default wxArrayString behaviour,
 355 // and sort regardless of case.
 356 static int wxCMPFUNC_CONV wxDirCtrlStringCompareFunction(const wxString& strFirst, const wxString& strSecond)
 357 {
 358     return strFirst.CmpNoCase(strSecond);
 359 }
 360
 361 //-----------------------------------------------------------------------------
 362 // wxDirItemData
 363 //-----------------------------------------------------------------------------
 364
 365 wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
 366                              bool isDir)
 367 {
 368     m_path = path;
 369     m_name = name;
 370     /* Insert logic to detect hidden files here
 371      * In UnixLand we just check whether the first char is a dot
 372      * For FileNameFromPath read LastDirNameInThisPath ;-) */
 373     // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
 374     m_isHidden = false;
 375     m_isExpanded = false;
 376     m_isDir = isDir;
 377 }
 378
 379 void wxDirItemData::SetNewDirName(const wxString& path)
 380 {
 381     m_path = path;
 382     m_name = wxFileNameFromPath(path);
 383 }
 384
 385 bool wxDirItemData::HasSubDirs() const
 386 {
 387     if (m_path.empty())
 388         return false;
 389
 390     wxDir dir;
 391     {
 392         wxLogNull nolog;
 393         if ( !dir.Open(m_path) )
 394             return false;
 395     }
 396
 397     return dir.HasSubDirs();
 398 }
 399
 400 bool wxDirItemData::HasFiles(const wxString& WXUNUSED(spec)) const
 401 {
 402     if (m_path.empty())
 403         return false;
 404
 405     wxDir dir;
 406     {
 407         wxLogNull nolog;
 408         if ( !dir.Open(m_path) )
 409             return false;
 410     }
 411
 412     return dir.HasFiles();
 413 }
 414
 415 //-----------------------------------------------------------------------------
 416 // wxGenericDirCtrl
 417 //-----------------------------------------------------------------------------
 418
 419
 420 #if wxUSE_EXTENDED_RTTI
 421 WX_DEFINE_FLAGS( wxGenericDirCtrlStyle )
 422
 423 wxBEGIN_FLAGS( wxGenericDirCtrlStyle )
 424     // new style border flags, we put them first to
 425     // use them for streaming out
 426     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
 427     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
 428     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
 429     wxFLAGS_MEMBER(wxBORDER_RAISED)
 430     wxFLAGS_MEMBER(wxBORDER_STATIC)
 431     wxFLAGS_MEMBER(wxBORDER_NONE)
 432
 433     // old style border flags
 434     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
 435     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
 436     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
 437     wxFLAGS_MEMBER(wxRAISED_BORDER)
 438     wxFLAGS_MEMBER(wxSTATIC_BORDER)
 439     wxFLAGS_MEMBER(wxBORDER)
 440
 441     // standard window styles
 442     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
 443     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
 444     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
 445     wxFLAGS_MEMBER(wxWANTS_CHARS)
 446     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
 447     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
 448     wxFLAGS_MEMBER(wxVSCROLL)
 449     wxFLAGS_MEMBER(wxHSCROLL)
 450
 451     wxFLAGS_MEMBER(wxDIRCTRL_DIR_ONLY)
 452     wxFLAGS_MEMBER(wxDIRCTRL_3D_INTERNAL)
 453     wxFLAGS_MEMBER(wxDIRCTRL_SELECT_FIRST)
 454     wxFLAGS_MEMBER(wxDIRCTRL_SHOW_FILTERS)
 455
 456 wxEND_FLAGS( wxGenericDirCtrlStyle )
 457
 458 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGenericDirCtrl, wxControl,"wx/dirctrl.h")
 459
 460 wxBEGIN_PROPERTIES_TABLE(wxGenericDirCtrl)
 461     wxHIDE_PROPERTY( Children )
 462     wxPROPERTY( DefaultPath , wxString , SetDefaultPath , GetDefaultPath  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 463     wxPROPERTY( Filter , wxString , SetFilter , GetFilter  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 464     wxPROPERTY( DefaultFilter , int , SetFilterIndex, GetFilterIndex, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 465     wxPROPERTY_FLAGS( WindowStyle, wxGenericDirCtrlStyle, long, SetWindowStyleFlag, GetWindowStyleFlag, EMPTY_MACROVALUE , 0, wxT("Helpstring"), wxT("group") )
 466 wxEND_PROPERTIES_TABLE()
 467
 468 wxBEGIN_HANDLERS_TABLE(wxGenericDirCtrl)
 469 wxEND_HANDLERS_TABLE()
 470
 471 wxCONSTRUCTOR_8( wxGenericDirCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , DefaultPath ,
 472                  wxPoint , Position , wxSize , Size , long , WindowStyle , wxString , Filter , int , DefaultFilter )
 473 #else
 474 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
 475 #endif
 476
 477 BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
 478   EVT_TREE_ITEM_EXPANDING     (wxID_TREECTRL, wxGenericDirCtrl::OnExpandItem)
 479   EVT_TREE_ITEM_COLLAPSED     (wxID_TREECTRL, wxGenericDirCtrl::OnCollapseItem)
 480   EVT_TREE_BEGIN_LABEL_EDIT   (wxID_TREECTRL, wxGenericDirCtrl::OnBeginEditItem)
 481   EVT_TREE_END_LABEL_EDIT     (wxID_TREECTRL, wxGenericDirCtrl::OnEndEditItem)
 482   EVT_SIZE                    (wxGenericDirCtrl::OnSize)
 483 END_EVENT_TABLE()
 484
 485 wxGenericDirCtrl::wxGenericDirCtrl(void)
 486 {
 487     Init();
 488 }
 489
 490 void wxGenericDirCtrl::ExpandRoot()
 491 {
 492     ExpandDir(m_rootId); // automatically expand first level
 493
 494     // Expand and select the default path
 495     if (!m_defaultPath.empty())
 496     {
 497         ExpandPath(m_defaultPath);
 498     }
 499 #ifdef __UNIX__
 500     else
 501     {
 502         // On Unix, there's only one node under the (hidden) root node. It
 503         // represents the / path, so the user would always have to expand it;
 504         // let's do it ourselves
 505         ExpandPath( wxT("/") );
 506     }
 507 #endif
 508 }
 509
 510 bool wxGenericDirCtrl::Create(wxWindow *parent,
 511                               const wxWindowID id,
 512                               const wxString& dir,
 513                               const wxPoint& pos,
 514                               const wxSize& size,
 515                               long style,
 516                               const wxString& filter,
 517                               int defaultFilter,
 518                               const wxString& name)
 519 {
 520     if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
 521         return false;
 522
 523     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 524
 525     Init();
 526
 527     long treeStyle = wxTR_HAS_BUTTONS | wxTR_HIDE_ROOT;
 528
 529 #ifdef __WXGTK20__
 530     treeStyle |= wxTR_NO_LINES;
 531 #endif
 532
 533     if (style & wxDIRCTRL_EDIT_LABELS)
 534         treeStyle |= wxTR_EDIT_LABELS;
 535
 536     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 537         treeStyle |= wxNO_BORDER;
 538     else
 539         treeStyle |= wxBORDER_SUNKEN;
 540
 541     long filterStyle = 0;
 542     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 543         filterStyle |= wxNO_BORDER;
 544     else
 545         filterStyle |= wxBORDER_SUNKEN;
 546
 547     m_treeCtrl = CreateTreeCtrl(this, wxID_TREECTRL,
 548                                 wxPoint(0,0), GetClientSize(), treeStyle);
 549
 550     if (!filter.empty() && (style & wxDIRCTRL_SHOW_FILTERS))
 551         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL, wxDefaultPosition, wxDefaultSize, filterStyle);
 552
 553     m_defaultPath = dir;
 554     m_filter = filter;
 555
 556     if (m_filter.empty())
 557 #ifdef __UNIX__
 558         m_filter = wxT("*");
 559 #else
 560         m_filter = wxT("*.*");
 561 #endif
 562
 563     SetFilterIndex(defaultFilter);
 564
 565     if (m_filterListCtrl)
 566         m_filterListCtrl->FillFilterList(filter, defaultFilter);
 567
 568     m_treeCtrl->SetImageList(wxTheFileIconsTable->GetSmallImageList());
 569
 570     m_showHidden = false;
 571     wxDirItemData* rootData = new wxDirItemData(wxEmptyString, wxEmptyString, true);
 572
 573     wxString rootName;
 574
 575 #if defined(__WINDOWS__) || defined(__OS2__) || defined(__DOS__)
 576     rootName = _("Computer");
 577 #else
 578     rootName = _("Sections");
 579 #endif
 580
 581     m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
 582     m_treeCtrl->SetItemHasChildren(m_rootId);
 583
 584     ExpandRoot();
 585
 586     SetBestSize(size);
 587     DoResize();
 588
 589     return true;
 590 }
 591
 592 wxGenericDirCtrl::~wxGenericDirCtrl()
 593 {
 594 }
 595
 596 void wxGenericDirCtrl::Init()
 597 {
 598     m_showHidden = false;
 599     m_currentFilter = 0;
 600     m_currentFilterStr = wxEmptyString; // Default: any file
 601     m_treeCtrl = NULL;
 602     m_filterListCtrl = NULL;
 603 }
 604
 605 wxTreeCtrl* wxGenericDirCtrl::CreateTreeCtrl(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long treeStyle)
 606 {
 607     return new wxTreeCtrl(parent, id, pos, size, treeStyle);
 608 }
 609
 610 void wxGenericDirCtrl::ShowHidden( bool show )
 611 {
 612     m_showHidden = show;
 613
 614     wxString path = GetPath();
 615     ReCreateTree();
 616     SetPath(path);
 617 }
 618
 619 const wxTreeItemId
 620 wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
 621 {
 622     wxDirItemData *dir_item = new wxDirItemData(path,name,true);
 623
 624     wxTreeItemId id = AppendItem( m_rootId, name, imageId, -1, dir_item);
 625
 626     m_treeCtrl->SetItemHasChildren(id);
 627
 628     return id;
 629 }
 630
 631 void wxGenericDirCtrl::SetupSections()
 632 {
 633     wxArrayString paths, names;
 634     wxArrayInt icons;
 635
 636     size_t n, count = wxGetAvailableDrives(paths, names, icons);
 637
 638 #ifdef __WXGTK20__
 639     wxString home = wxGetHomeDir();
 640     AddSection( home, _("Home directory"), 1);
 641     home += wxT("/Desktop");
 642     AddSection( home, _("Desktop"), 1);
 643 #endif
 644
 645     for (n = 0; n < count; n++)
 646         AddSection(paths[n], names[n], icons[n]);
 647 }
 648
 649 void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
 650 {
 651     // don't rename the main entry "Sections"
 652     if (event.GetItem() == m_rootId)
 653     {
 654         event.Veto();
 655         return;
 656     }
 657
 658     // don't rename the individual sections
 659     if (m_treeCtrl->GetItemParent( event.GetItem() ) == m_rootId)
 660     {
 661         event.Veto();
 662         return;
 663     }
 664 }
 665
 666 void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
 667 {
 668     if ((event.GetLabel().empty()) ||
 669         (event.GetLabel() == _(".")) ||
 670         (event.GetLabel() == _("..")) ||
 671         (event.GetLabel().Find(wxT('/')) != wxNOT_FOUND) ||
 672         (event.GetLabel().Find(wxT('\\')) != wxNOT_FOUND) ||
 673         (event.GetLabel().Find(wxT('|')) != wxNOT_FOUND))
 674     {
 675         wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
 676         dialog.ShowModal();
 677         event.Veto();
 678         return;
 679     }
 680
 681     wxTreeItemId id = event.GetItem();
 682     wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
 683     wxASSERT( data );
 684
 685     wxString new_name( wxPathOnly( data->m_path ) );
 686     new_name += wxString(wxFILE_SEP_PATH);
 687     new_name += event.GetLabel();
 688
 689     wxLogNull log;
 690
 691     if (wxFileExists(new_name))
 692     {
 693         wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
 694         dialog.ShowModal();
 695         event.Veto();
 696     }
 697
 698     if (wxRenameFile(data->m_path,new_name))
 699     {
 700         data->SetNewDirName( new_name );
 701     }
 702     else
 703     {
 704         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 705         dialog.ShowModal();
 706         event.Veto();
 707     }
 708 }
 709
 710 void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
 711 {
 712     wxTreeItemId parentId = event.GetItem();
 713
 714     // VS: this is needed because the event handler is called from wxTreeCtrl
 715     //     ctor when wxTR_HIDE_ROOT was specified
 716
 717     if (!m_rootId.IsOk())
 718
 719         m_rootId = m_treeCtrl->GetRootItem();
 720
 721     ExpandDir(parentId);
 722 }
 723
 724 void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
 725 {
 726     CollapseDir(event.GetItem());
 727 }
 728
 729 void wxGenericDirCtrl::CollapseDir(wxTreeItemId parentId)
 730 {
 731     wxTreeItemId child;
 732
 733     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 734     if (!data->m_isExpanded)
 735         return;
 736
 737     data->m_isExpanded = false;
 738     wxTreeItemIdValue cookie;
 739     /* Workaround because DeleteChildren has disapeared (why?) and
 740      * CollapseAndReset doesn't work as advertised (deletes parent too) */
 741     child = m_treeCtrl->GetFirstChild(parentId, cookie);
 742     while (child.IsOk())
 743     {
 744         m_treeCtrl->Delete(child);
 745         /* Not GetNextChild below, because the cookie mechanism can't
 746          * handle disappearing children! */
 747         child = m_treeCtrl->GetFirstChild(parentId, cookie);
 748     }
 749     if (parentId != m_treeCtrl->GetRootItem())
 750         m_treeCtrl->Collapse(parentId);
 751 }
 752
 753 void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
 754 {
 755     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 756
 757     if (data->m_isExpanded)
 758         return;
 759
 760     data->m_isExpanded = true;
 761
 762     if (parentId == m_treeCtrl->GetRootItem())
 763     {
 764         SetupSections();
 765         return;
 766     }
 767
 768     wxASSERT(data);
 769
 770     wxString search,path,filename;
 771
 772     wxString dirName(data->m_path);
 773
 774 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 775     // Check if this is a root directory and if so,
 776     // whether the drive is avaiable.
 777     if (!wxIsDriveAvailable(dirName))
 778     {
 779         data->m_isExpanded = false;
 780         //wxMessageBox(wxT("Sorry, this drive is not available."));
 781         return;
 782     }
 783 #endif
 784
 785     // This may take a longish time. Go to busy cursor
 786     wxBusyCursor busy;
 787
 788 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 789     if (dirName.Last() == ':')
 790         dirName += wxString(wxFILE_SEP_PATH);
 791 #endif
 792
 793     wxArrayString dirs;
 794     wxArrayString filenames;
 795
 796     wxDir d;
 797     wxString eachFilename;
 798
 799     wxLogNull log;
 800     d.Open(dirName);
 801
 802     if (d.IsOpened())
 803     {
 804         int style = wxDIR_DIRS;
 805         if (m_showHidden) style |= wxDIR_HIDDEN;
 806         if (d.GetFirst(& eachFilename, wxEmptyString, style))
 807         {
 808             do
 809             {
 810                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 811                 {
 812                     dirs.Add(eachFilename);
 813                 }
 814             }
 815             while (d.GetNext(&eachFilename));
 816         }
 817     }
 818     dirs.Sort(wxDirCtrlStringCompareFunction);
 819
 820     // Now do the filenames -- but only if we're allowed to
 821     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 822     {
 823         wxLogNull log;
 824
 825         d.Open(dirName);
 826
 827         if (d.IsOpened())
 828         {
 829             int style = wxDIR_FILES;
 830             if (m_showHidden) style |= wxDIR_HIDDEN;
 831             // Process each filter (ex: "JPEG Files (*.jpg;*.jpeg)|*.jpg;*.jpeg")
 832             wxStringTokenizer strTok;
 833             wxString curFilter;
 834             strTok.SetString(m_currentFilterStr,wxT(";"));
 835             while(strTok.HasMoreTokens())
 836             {
 837                 curFilter = strTok.GetNextToken();
 838                 if (d.GetFirst(& eachFilename, curFilter, style))
 839                 {
 840                     do
 841                     {
 842                         if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 843                         {
 844                             filenames.Add(eachFilename);
 845                         }
 846                     }
 847                     while (d.GetNext(& eachFilename));
 848                 }
 849             }
 850         }
 851         filenames.Sort(wxDirCtrlStringCompareFunction);
 852     }
 853
 854     // Add the sorted dirs
 855     size_t i;
 856     for (i = 0; i < dirs.Count(); i++)
 857     {
 858         wxString eachFilename(dirs[i]);
 859         path = dirName;
 860         if (!wxEndsWithPathSeparator(path))
 861             path += wxString(wxFILE_SEP_PATH);
 862         path += eachFilename;
 863
 864         wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,true);
 865         wxTreeItemId id = AppendItem( parentId, eachFilename,
 866                                       wxFileIconsTable::folder, -1, dir_item);
 867         m_treeCtrl->SetItemImage( id, wxFileIconsTable::folder_open,
 868                                   wxTreeItemIcon_Expanded );
 869
 870         // Has this got any children? If so, make it expandable.
 871         // (There are two situations when a dir has children: either it
 872         // has subdirectories or it contains files that weren't filtered
 873         // out. The latter only applies to dirctrl with files.)
 874         if ( dir_item->HasSubDirs() ||
 875              (((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0) &&
 876                dir_item->HasFiles(m_currentFilterStr)) )
 877         {
 878             m_treeCtrl->SetItemHasChildren(id);
 879         }
 880     }
 881
 882     // Add the sorted filenames
 883     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 884     {
 885         for (i = 0; i < filenames.Count(); i++)
 886         {
 887             wxString eachFilename(filenames[i]);
 888             path = dirName;
 889             if (!wxEndsWithPathSeparator(path))
 890                 path += wxString(wxFILE_SEP_PATH);
 891             path += eachFilename;
 892             //path = dirName + wxString(wxT("/")) + eachFilename;
 893             wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,false);
 894             int image_id = wxFileIconsTable::file;
 895             if (eachFilename.Find(wxT('.')) != wxNOT_FOUND)
 896                 image_id = wxTheFileIconsTable->GetIconID(eachFilename.AfterLast(wxT('.')));
 897             (void) AppendItem( parentId, eachFilename, image_id, -1, dir_item);
 898         }
 899     }
 900 }
 901
 902 void wxGenericDirCtrl::ReCreateTree()
 903 {
 904     CollapseDir(m_treeCtrl->GetRootItem());
 905     ExpandRoot();
 906 }
 907
 908 void wxGenericDirCtrl::CollapseTree()
 909 {
 910     wxTreeItemIdValue cookie;
 911     wxTreeItemId child = m_treeCtrl->GetFirstChild(m_rootId, cookie);
 912     while (child.IsOk())
 913     {
 914         CollapseDir(child);
 915         child = m_treeCtrl->GetNextChild(m_rootId, cookie);
 916     }
 917 }
 918
 919 // Find the child that matches the first part of 'path'.
 920 // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 921 // then the child for /usr is returned.
 922 wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
 923 {
 924     wxString path2(path);
 925
 926     // Make sure all separators are as per the current platform
 927     path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
 928     path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
 929
 930     // Append a separator to foil bogus substring matching
 931     path2 += wxString(wxFILE_SEP_PATH);
 932
 933     // In MSW or PM, case is not significant
 934 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 935     path2.MakeLower();
 936 #endif
 937
 938     wxTreeItemIdValue cookie;
 939     wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
 940     while (childId.IsOk())
 941     {
 942         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 943
 944         if (data && !data->m_path.empty())
 945         {
 946             wxString childPath(data->m_path);
 947             if (!wxEndsWithPathSeparator(childPath))
 948                 childPath += wxString(wxFILE_SEP_PATH);
 949
 950             // In MSW and PM, case is not significant
 951 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 952             childPath.MakeLower();
 953 #endif
 954
 955             if (childPath.Len() <= path2.Len())
 956             {
 957                 wxString path3 = path2.Mid(0, childPath.Len());
 958                 if (childPath == path3)
 959                 {
 960                     if (path3.Len() == path2.Len())
 961                         done = true;
 962                     else
 963                         done = false;
 964                     return childId;
 965                 }
 966             }
 967         }
 968
 969         childId = m_treeCtrl->GetNextChild(parentId, cookie);
 970     }
 971     wxTreeItemId invalid;
 972     return invalid;
 973 }
 974
 975 // Try to expand as much of the given path as possible,
 976 // and select the given tree item.
 977 bool wxGenericDirCtrl::ExpandPath(const wxString& path)
 978 {
 979     bool done = false;
 980     wxTreeItemId id = FindChild(m_rootId, path, done);
 981     wxTreeItemId lastId = id; // The last non-zero id
 982     while (id.IsOk() && !done)
 983     {
 984         ExpandDir(id);
 985
 986         id = FindChild(id, path, done);
 987         if (id.IsOk())
 988             lastId = id;
 989     }
 990     if (lastId.IsOk())
 991     {
 992         wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
 993         if (data->m_isDir)
 994         {
 995             m_treeCtrl->Expand(lastId);
 996         }
 997         if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
 998         {
 999             // Find the first file in this directory
1000             wxTreeItemIdValue cookie;
1001             wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
1002             bool selectedChild = false;
1003             while (childId.IsOk())
1004             {
1005                 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
1006
1007                 if (data && data->m_path != wxEmptyString && !data->m_isDir)
1008                 {
1009                     m_treeCtrl->SelectItem(childId);
1010                     m_treeCtrl->EnsureVisible(childId);
1011                     selectedChild = true;
1012                     break;
1013                 }
1014                 childId = m_treeCtrl->GetNextChild(lastId, cookie);
1015             }
1016             if (!selectedChild)
1017             {
1018                 m_treeCtrl->SelectItem(lastId);
1019                 m_treeCtrl->EnsureVisible(lastId);
1020             }
1021         }
1022         else
1023         {
1024             m_treeCtrl->SelectItem(lastId);
1025             m_treeCtrl->EnsureVisible(lastId);
1026         }
1027
1028         return true;
1029     }
1030     else
1031         return false;
1032 }
1033
1034 wxString wxGenericDirCtrl::GetPath() const
1035 {
1036     wxTreeItemId id = m_treeCtrl->GetSelection();
1037     if (id)
1038     {
1039         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1040         return data->m_path;
1041     }
1042     else
1043         return wxEmptyString;
1044 }
1045
1046 wxString wxGenericDirCtrl::GetFilePath() const
1047 {
1048     wxTreeItemId id = m_treeCtrl->GetSelection();
1049     if (id)
1050     {
1051         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1052         if (data->m_isDir)
1053             return wxEmptyString;
1054         else
1055             return data->m_path;
1056     }
1057     else
1058         return wxEmptyString;
1059 }
1060
1061 void wxGenericDirCtrl::SetPath(const wxString& path)
1062 {
1063     m_defaultPath = path;
1064     if (m_rootId)
1065         ExpandPath(path);
1066 }
1067
1068 // Not used
1069 #if 0
1070 void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1071 {
1072     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1073
1074     // This may take a longish time. Go to busy cursor
1075     wxBusyCursor busy;
1076
1077     wxASSERT(data);
1078
1079     wxString search,path,filename;
1080
1081     wxString dirName(data->m_path);
1082
1083 #if defined(__WXMSW__) || defined(__OS2__)
1084     if (dirName.Last() == ':')
1085         dirName += wxString(wxFILE_SEP_PATH);
1086 #endif
1087
1088     wxDir d;
1089     wxString eachFilename;
1090
1091     wxLogNull log;
1092     d.Open(dirName);
1093
1094     if (d.IsOpened())
1095     {
1096         if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1097         {
1098             do
1099             {
1100                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1101                 {
1102                     filenames.Add(eachFilename);
1103                 }
1104             }
1105             while (d.GetNext(& eachFilename)) ;
1106         }
1107     }
1108 }
1109 #endif
1110
1111 void wxGenericDirCtrl::SetFilterIndex(int n)
1112 {
1113     m_currentFilter = n;
1114
1115     wxString f, d;
1116     if (ExtractWildcard(m_filter, n, f, d))
1117         m_currentFilterStr = f;
1118     else
1119 #ifdef __UNIX__
1120         m_currentFilterStr = wxT("*");
1121 #else
1122         m_currentFilterStr = wxT("*.*");
1123 #endif
1124 }
1125
1126 void wxGenericDirCtrl::SetFilter(const wxString& filter)
1127 {
1128     m_filter = filter;
1129
1130     wxString f, d;
1131     if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1132         m_currentFilterStr = f;
1133     else
1134 #ifdef __UNIX__
1135         m_currentFilterStr = wxT("*");
1136 #else
1137         m_currentFilterStr = wxT("*.*");
1138 #endif
1139 }
1140
1141 // Extract description and actual filter from overall filter string
1142 bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1143 {
1144     wxArrayString filters, descriptions;
1145     int count = wxParseCommonDialogsFilter(filterStr, descriptions, filters);
1146     if (count > 0 && n < count)
1147     {
1148         filter = filters[n];
1149         description = descriptions[n];
1150         return true;
1151     }
1152
1153     return false;
1154 }
1155
1156 #if WXWIN_COMPATIBILITY_2_4
1157 // Parses the global filter, returning the number of filters.
1158 // Returns 0 if none or if there's a problem.
1159 // filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
1160 int wxGenericDirCtrl::ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions)
1161 {
1162     return wxParseCommonDialogsFilter(filterStr, descriptions, filters );
1163 }
1164 #endif // WXWIN_COMPATIBILITY_2_4
1165
1166 void wxGenericDirCtrl::DoResize()
1167 {
1168     wxSize sz = GetClientSize();
1169     int verticalSpacing = 3;
1170     if (m_treeCtrl)
1171     {
1172         wxSize filterSz ;
1173         if (m_filterListCtrl)
1174         {
1175 #ifdef __WXMSW__
1176             // For some reason, this is required in order for the
1177             // correct control height to always be returned, rather
1178             // than the drop-down list height which is sometimes returned.
1179             wxSize oldSize = m_filterListCtrl->GetSize();
1180             m_filterListCtrl->SetSize(wxDefaultCoord,
1181                                       wxDefaultCoord,
1182                                       oldSize.x+10,
1183                                       wxDefaultCoord,
1184                                       wxSIZE_USE_EXISTING);
1185             m_filterListCtrl->SetSize(wxDefaultCoord,
1186                                       wxDefaultCoord,
1187                                       oldSize.x,
1188                                       wxDefaultCoord,
1189                                       wxSIZE_USE_EXISTING);
1190 #endif
1191             filterSz = m_filterListCtrl->GetSize();
1192             sz.y -= (filterSz.y + verticalSpacing);
1193         }
1194         m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1195         if (m_filterListCtrl)
1196         {
1197             m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1198             // Don't know why, but this needs refreshing after a resize (wxMSW)
1199             m_filterListCtrl->Refresh();
1200         }
1201     }
1202 }
1203
1204
1205 void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1206 {
1207     DoResize();
1208 }
1209
1210 wxTreeItemId wxGenericDirCtrl::AppendItem (const wxTreeItemId & parent,
1211                                            const wxString & text,
1212                                            int image, int selectedImage,
1213                                            wxTreeItemData * data)
1214 {
1215   wxTreeCtrl *treeCtrl = GetTreeCtrl ();
1216
1217   wxASSERT (treeCtrl);
1218
1219   if (treeCtrl)
1220   {
1221     return treeCtrl->AppendItem (parent, text, image, selectedImage, data);
1222   }
1223   else
1224   {
1225     return wxTreeItemId();
1226   }
1227 }
1228
1229
1230 //-----------------------------------------------------------------------------
1231 // wxDirFilterListCtrl
1232 //-----------------------------------------------------------------------------
1233
1234 IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1235
1236 BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1237     EVT_CHOICE(wxID_ANY, wxDirFilterListCtrl::OnSelFilter)
1238 END_EVENT_TABLE()
1239
1240 bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent, const wxWindowID id,
1241               const wxPoint& pos,
1242               const wxSize& size,
1243               long style)
1244 {
1245     m_dirCtrl = parent;
1246     return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1247 }
1248
1249 void wxDirFilterListCtrl::Init()
1250 {
1251     m_dirCtrl = NULL;
1252 }
1253
1254 void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1255 {
1256     int sel = GetSelection();
1257
1258     wxString currentPath = m_dirCtrl->GetPath();
1259
1260     m_dirCtrl->SetFilterIndex(sel);
1261
1262     // If the filter has changed, the view is out of date, so
1263     // collapse the tree.
1264     m_dirCtrl->ReCreateTree();
1265
1266     // Try to restore the selection, or at least the directory
1267     m_dirCtrl->ExpandPath(currentPath);
1268 }
1269
1270 void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1271 {
1272     Clear();
1273     wxArrayString descriptions, filters;
1274     size_t n = (size_t) wxParseCommonDialogsFilter(filter, descriptions, filters);
1275
1276     if (n > 0 && defaultFilter < (int) n)
1277     {
1278         for (size_t i = 0; i < n; i++)
1279             Append(descriptions[i]);
1280         SetSelection(defaultFilter);
1281     }
1282 }
1283 #endif // wxUSE_DIRDLG
1284
1285 #if wxUSE_DIRDLG || wxUSE_FILEDLG
1286
1287 // ----------------------------------------------------------------------------
1288 // wxFileIconsTable icons
1289 // ----------------------------------------------------------------------------
1290
1291 #ifndef __WXGTK24__
1292 /* Computer */
1293 static const char * file_icons_tbl_computer_xpm[] = {
1294 "16 16 7 1",
1295 "     s None    c None",
1296 ".    c #808080",
1297 "X    c #c0c0c0",
1298 "o    c Black",
1299 "O    c Gray100",
1300 "+    c #008080",
1301 "@    c Blue",
1302 "    ........... ",
1303 "   .XXXXXXXXXX.o",
1304 "   .OOOOOOOOO..o",
1305 "   .OoooooooX..o",
1306 "   .Oo+...@+X..o",
1307 "   .Oo+XXX.+X..o",
1308 "   .Oo+....+X..o",
1309 "   .Oo++++++X..o",
1310 "   .OXXXXXXXX.oo",
1311 "   ..........o.o",
1312 "   ...........Xo",
1313 "   .XXXXXXXXXX.o",
1314 "  .o.o.o.o.o...o",
1315 " .oXoXoXoXoXo.o ",
1316 ".XOXXXXXXXXX.o  ",
1317 "............o   "};
1318 #endif // GTK+ < 2.4
1319
1320 // ----------------------------------------------------------------------------
1321 // wxFileIconsTable & friends
1322 // ----------------------------------------------------------------------------
1323
1324 // global instance of a wxFileIconsTable
1325 wxFileIconsTable* wxTheFileIconsTable = (wxFileIconsTable *)NULL;
1326
1327 // A module to allow icons table cleanup
1328
1329 class wxFileIconsTableModule: public wxModule
1330 {
1331 DECLARE_DYNAMIC_CLASS(wxFileIconsTableModule)
1332 public:
1333     wxFileIconsTableModule() {}
1334     bool OnInit() { wxTheFileIconsTable = new wxFileIconsTable; return true; }
1335     void OnExit()
1336     {
1337         if (wxTheFileIconsTable)
1338         {
1339             delete wxTheFileIconsTable;
1340             wxTheFileIconsTable = NULL;
1341         }
1342     }
1343 };
1344
1345 IMPLEMENT_DYNAMIC_CLASS(wxFileIconsTableModule, wxModule)
1346
1347 class wxFileIconEntry : public wxObject
1348 {
1349 public:
1350     wxFileIconEntry(int i) { id = i; }
1351
1352     int id;
1353 };
1354
1355 wxFileIconsTable::wxFileIconsTable()
1356 {
1357     m_HashTable = NULL;
1358     m_smallImageList = NULL;
1359 }
1360
1361 wxFileIconsTable::~wxFileIconsTable()
1362 {
1363     if (m_HashTable)
1364     {
1365         WX_CLEAR_HASH_TABLE(*m_HashTable);
1366         delete m_HashTable;
1367     }
1368     if (m_smallImageList) delete m_smallImageList;
1369 }
1370
1371 // delayed initialization - wait until first use (wxArtProv not created yet)
1372 void wxFileIconsTable::Create()
1373 {
1374     wxCHECK_RET(!m_smallImageList && !m_HashTable, wxT("creating icons twice"));
1375     m_HashTable = new wxHashTable(wxKEY_STRING);
1376     m_smallImageList = new wxImageList(16, 16);
1377
1378     // folder:
1379     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER,
1380                                                    wxART_CMN_DIALOG,
1381                                                    wxSize(16, 16)));
1382     // folder_open
1383     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER_OPEN,
1384                                                    wxART_CMN_DIALOG,
1385                                                    wxSize(16, 16)));
1386     // computer
1387 #ifdef __WXGTK24__
1388     // GTK24 uses this icon in the file open dialog
1389     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1390                                                    wxART_CMN_DIALOG,
1391                                                    wxSize(16, 16)));
1392 #else
1393     m_smallImageList->Add(wxIcon(file_icons_tbl_computer_xpm));
1394 #endif
1395     // drive
1396     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1397                                                    wxART_CMN_DIALOG,
1398                                                    wxSize(16, 16)));
1399     // cdrom
1400     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_CDROM,
1401                                                    wxART_CMN_DIALOG,
1402                                                    wxSize(16, 16)));
1403     // floppy
1404     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FLOPPY,
1405                                                    wxART_CMN_DIALOG,
1406                                                    wxSize(16, 16)));
1407     // removeable
1408     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_REMOVABLE,
1409                                                    wxART_CMN_DIALOG,
1410                                                    wxSize(16, 16)));
1411     // file
1412     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_NORMAL_FILE,
1413                                                    wxART_CMN_DIALOG,
1414                                                    wxSize(16, 16)));
1415     // executable
1416     if (GetIconID(wxEmptyString, _T("application/x-executable")) == file)
1417     {
1418         m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_EXECUTABLE_FILE,
1419                                                        wxART_CMN_DIALOG,
1420                                                        wxSize(16, 16)));
1421         delete m_HashTable->Get(_T("exe"));
1422         m_HashTable->Delete(_T("exe"));
1423         m_HashTable->Put(_T("exe"), new wxFileIconEntry(executable));
1424     }
1425     /* else put into list by GetIconID
1426        (KDE defines application/x-executable for *.exe and has nice icon)
1427      */
1428 }
1429
1430 wxImageList *wxFileIconsTable::GetSmallImageList()
1431 {
1432     if (!m_smallImageList)
1433         Create();
1434
1435     return m_smallImageList;
1436 }
1437
1438 #if wxUSE_MIMETYPE && wxUSE_IMAGE
1439 // VS: we don't need this function w/o wxMimeTypesManager because we'll only have
1440 //     one icon and we won't resize it
1441
1442 static wxBitmap CreateAntialiasedBitmap(const wxImage& img)
1443 {
1444     const unsigned int size = 16;
1445
1446     wxImage smallimg (size, size);
1447     unsigned char *p1, *p2, *ps;
1448     unsigned char mr = img.GetMaskRed(),
1449                   mg = img.GetMaskGreen(),
1450                   mb = img.GetMaskBlue();
1451
1452     unsigned x, y;
1453     unsigned sr, sg, sb, smask;
1454
1455     p1 = img.GetData(), p2 = img.GetData() + 3 * size*2, ps = smallimg.GetData();
1456     smallimg.SetMaskColour(mr, mr, mr);
1457
1458     for (y = 0; y < size; y++)
1459     {
1460         for (x = 0; x < size; x++)
1461         {
1462             sr = sg = sb = smask = 0;
1463             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1464                 sr += p1[0], sg += p1[1], sb += p1[2];
1465             else smask++;
1466             p1 += 3;
1467             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1468                 sr += p1[0], sg += p1[1], sb += p1[2];
1469             else smask++;
1470             p1 += 3;
1471             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1472                 sr += p2[0], sg += p2[1], sb += p2[2];
1473             else smask++;
1474             p2 += 3;
1475             if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1476                 sr += p2[0], sg += p2[1], sb += p2[2];
1477             else smask++;
1478             p2 += 3;
1479
1480             if (smask > 2)
1481                 ps[0] = ps[1] = ps[2] = mr;
1482             else
1483             {
1484                 ps[0] = (unsigned char)(sr >> 2);
1485                 ps[1] = (unsigned char)(sg >> 2);
1486                 ps[2] = (unsigned char)(sb >> 2);
1487             }
1488             ps += 3;
1489         }
1490         p1 += size*2 * 3, p2 += size*2 * 3;
1491     }
1492
1493     return wxBitmap(smallimg);
1494 }
1495
1496 // This function is currently not unused anymore
1497 #if 0
1498 // finds empty borders and return non-empty area of image:
1499 static wxImage CutEmptyBorders(const wxImage& img)
1500 {
1501     unsigned char mr = img.GetMaskRed(),
1502                   mg = img.GetMaskGreen(),
1503                   mb = img.GetMaskBlue();
1504     unsigned char *dt = img.GetData(), *dttmp;
1505     unsigned w = img.GetWidth(), h = img.GetHeight();
1506
1507     unsigned top, bottom, left, right, i;
1508     bool empt;
1509
1510 #define MK_DTTMP(x,y)      dttmp = dt + ((x + y * w) * 3)
1511 #define NOEMPTY_PIX(empt)  if (dttmp[0] != mr || dttmp[1] != mg || dttmp[2] != mb) {empt = false; break;}
1512
1513     for (empt = true, top = 0; empt && top < h; top++)
1514     {
1515         MK_DTTMP(0, top);
1516         for (i = 0; i < w; i++, dttmp+=3)
1517             NOEMPTY_PIX(empt)
1518     }
1519     for (empt = true, bottom = h-1; empt && bottom > top; bottom--)
1520     {
1521         MK_DTTMP(0, bottom);
1522         for (i = 0; i < w; i++, dttmp+=3)
1523             NOEMPTY_PIX(empt)
1524     }
1525     for (empt = true, left = 0; empt && left < w; left++)
1526     {
1527         MK_DTTMP(left, 0);
1528         for (i = 0; i < h; i++, dttmp+=3*w)
1529             NOEMPTY_PIX(empt)
1530     }
1531     for (empt = true, right = w-1; empt && right > left; right--)
1532     {
1533         MK_DTTMP(right, 0);
1534         for (i = 0; i < h; i++, dttmp+=3*w)
1535             NOEMPTY_PIX(empt)
1536     }
1537     top--, left--, bottom++, right++;
1538
1539     return img.GetSubImage(wxRect(left, top, right - left + 1, bottom - top + 1));
1540 }
1541 #endif // #if 0
1542
1543 #endif // wxUSE_MIMETYPE
1544
1545 int wxFileIconsTable::GetIconID(const wxString& extension, const wxString& mime)
1546 {
1547     if (!m_smallImageList)
1548         Create();
1549
1550 #if wxUSE_MIMETYPE
1551     if (!extension.empty())
1552     {
1553         wxFileIconEntry *entry = (wxFileIconEntry*) m_HashTable->Get(extension);
1554         if (entry) return (entry -> id);
1555     }
1556
1557     wxFileType *ft = (mime.empty()) ?
1558                    wxTheMimeTypesManager -> GetFileTypeFromExtension(extension) :
1559                    wxTheMimeTypesManager -> GetFileTypeFromMimeType(mime);
1560
1561     wxIconLocation iconLoc;
1562     wxIcon ic;
1563
1564     {
1565         wxLogNull logNull;
1566         if ( ft && ft->GetIcon(&iconLoc) )
1567         {
1568             ic = wxIcon( iconLoc );
1569         }
1570     }
1571
1572     delete ft;
1573
1574     if ( !ic.Ok() )
1575     {
1576         int newid = file;
1577         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1578         return newid;
1579     }
1580
1581     wxBitmap bmp;
1582     bmp.CopyFromIcon(ic);
1583
1584     if ( !bmp.Ok() )
1585     {
1586         int newid = file;
1587         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1588         return newid;
1589     }
1590
1591     const unsigned int size = 16;
1592
1593     int id = m_smallImageList->GetImageCount();
1594     if ((bmp.GetWidth() == (int) size) && (bmp.GetHeight() == (int) size))
1595     {
1596         m_smallImageList->Add(bmp);
1597     }
1598 #if wxUSE_IMAGE
1599     else
1600     {
1601         wxImage img = bmp.ConvertToImage();
1602
1603         if ((img.GetWidth() != size*2) || (img.GetHeight() != size*2))
1604 //            m_smallImageList->Add(CreateAntialiasedBitmap(CutEmptyBorders(img).Rescale(size*2, size*2)));
1605             m_smallImageList->Add(CreateAntialiasedBitmap(img.Rescale(size*2, size*2)));
1606         else
1607             m_smallImageList->Add(CreateAntialiasedBitmap(img));
1608     }
1609 #endif // wxUSE_IMAGE
1610
1611     m_HashTable->Put(extension, new wxFileIconEntry(id));
1612     return id;
1613
1614 #else // !wxUSE_MIMETYPE
1615
1616     wxUnusedVar(mime);
1617     if (extension == wxT("exe"))
1618         return executable;
1619     else
1620         return file;
1621 #endif // wxUSE_MIMETYPE/!wxUSE_MIMETYPE
1622 }
1623
1624 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG