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 // 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 #include "wx/generic/dirctrlg.h"
  22 #include "wx/module.h"
  23 #include "wx/utils.h"
  24 #include "wx/button.h"
  25 #include "wx/layout.h"
  26 #include "wx/msgdlg.h"
  27 #include "wx/textctrl.h"
  28 #include "wx/textdlg.h"
  29 #include "wx/filefn.h"
  30 #include "wx/cmndata.h"
  31 #include "wx/gdicmn.h"
  32 #include "wx/intl.h"
  33 #include "wx/imaglist.h"
  34 #include "wx/icon.h"
  35 #include "wx/log.h"
  36 #include "wx/sizer.h"
  37 #include "wx/tokenzr.h"
  38 #include "wx/dir.h"
  39 #include "wx/settings.h"
  40 #include "wx/artprov.h"
  41 #include "wx/hash.h"
  42 #include "wx/mimetype.h"
  43 #include "wx/image.h"
  44 #include "wx/choice.h"
  45
  46 #if wxUSE_STATLINE
  47     #include "wx/statline.h"
  48 #endif
  49
  50 #if defined(__WXMAC__)
  51   #include  "wx/mac/private.h"  // includes mac headers
  52 #endif
  53
  54 #ifdef __WXMSW__
  55 #include <windows.h>
  56 #include "wx/msw/winundef.h"
  57
  58 // FIXME - Mingw32 1.0 has both _getdrive() and _chdrive(). For now, let's assume
  59 //         older releases don't, but it should be verified and the checks modified
  60 //         accordingly.
  61 #if !defined(__GNUWIN32__) || (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
  62 #if !defined(__WXWINCE__)
  63   #include <direct.h>
  64 #endif
  65   #include <stdlib.h>
  66   #include <ctype.h>
  67 #endif
  68
  69 #endif
  70
  71 #if defined(__OS2__) || defined(__DOS__)
  72   #ifdef __OS2__
  73     #define INCL_BASE
  74     #include <os2.h>
  75     #ifndef __EMX__
  76       #include <direct.h>
  77     #endif
  78     #include <stdlib.h>
  79     #include <ctype.h>
  80   #endif
  81   extern bool wxIsDriveAvailable(const wxString& dirName);
  82 #endif // __OS2__
  83
  84 #if defined(__WXMAC__)
  85 # include "MoreFilesX.h"
  86 #endif
  87
  88 #ifdef __BORLANDC__
  89 #include "dos.h"
  90 #endif
  91
  92 // If compiled under Windows, this macro can cause problems
  93 #ifdef GetFirstChild
  94 #undef GetFirstChild
  95 #endif
  96
  97 // ----------------------------------------------------------------------------
  98 // wxGetAvailableDrives, for WINDOWS, DOS, OS2, MAC, UNIX (returns "/")
  99 // ----------------------------------------------------------------------------
 100
 101 size_t wxGetAvailableDrives(wxArrayString &paths, wxArrayString &names, wxArrayInt &icon_ids)
 102 {
 103 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 104
 105 #ifdef __WXWINCE__
 106     // No logical drives; return "\"
 107     paths.Add(wxT("\\"));
 108     names.Add(wxT("\\"));
 109     icon_ids.Add(wxFileIconsTable::computer);
 110 #elif defined(__WIN32__)
 111     wxChar driveBuffer[256];
 112     size_t n = (size_t) GetLogicalDriveStrings(255, driveBuffer);
 113     size_t i = 0;
 114     while (i < n)
 115     {
 116         wxString path, name;
 117         path.Printf(wxT("%c:\\"), driveBuffer[i]);
 118         name.Printf(wxT("%c:"), driveBuffer[i]);
 119
 120         int imageId;
 121         int driveType = ::GetDriveType(path);
 122         switch (driveType)
 123         {
 124             case DRIVE_REMOVABLE:
 125                 if (path == wxT("a:\\") || path == wxT("b:\\"))
 126                     imageId = wxFileIconsTable::floppy;
 127                 else
 128                     imageId = wxFileIconsTable::removeable;
 129                 break;
 130             case DRIVE_CDROM:
 131                 imageId = wxFileIconsTable::cdrom;
 132                 break;
 133             case DRIVE_REMOTE:
 134             case DRIVE_FIXED:
 135             default:
 136                 imageId = wxFileIconsTable::drive;
 137                 break;
 138         }
 139
 140         paths.Add(path);
 141         names.Add(name);
 142         icon_ids.Add(imageId);
 143
 144         while (driveBuffer[i] != wxT('\0'))
 145             i ++;
 146         i ++;
 147         if (driveBuffer[i] == wxT('\0'))
 148             break;
 149     }
 150 #elif defined(__OS2__)
 151     APIRET rc;
 152     ULONG ulDriveNum = 0;
 153     ULONG ulDriveMap = 0;
 154     rc = ::DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
 155     if ( rc == 0)
 156     {
 157         size_t i = 0;
 158         while (i < 26)
 159         {
 160             if (ulDriveMap & ( 1 << i ))
 161             {
 162                 wxString path, name;
 163                 path.Printf(wxT("%c:\\"), 'A' + i);
 164                 name.Printf(wxT("%c:"), 'A' + i);
 165
 166                 // Note: If _filesys is unsupported by some compilers,
 167                 //       we can always replace it by DosQueryFSAttach
 168                 char filesysname[20];
 169                 _filesys(name.fn_str(), filesysname, sizeof(filesysname));
 170                 /* FAT, LAN, HPFS, CDFS, NFS */
 171                 int imageId;
 172                 if (path == wxT("A:\\") || path == wxT("B:\\"))
 173                     imageId = wxFileIconsTable::floppy;
 174                 else if (!strcmp(filesysname, "CDFS"))
 175                     imageId = wxFileIconsTable::cdrom;
 176                 else if (!strcmp(filesysname, "LAN") ||
 177                          !strcmp(filesysname, "NFS"))
 178                     imageId = wxFileIconsTable::drive;
 179                 else
 180                     imageId = wxFileIconsTable::drive;
 181                 paths.Add(path);
 182                 names.Add(name);
 183                 icon_ids.Add(imageId);
 184             }
 185             i ++;
 186         }
 187     }
 188 #else // !__WIN32__, !__OS2__
 189     int drive;
 190
 191     /* If we can switch to the drive, it exists. */
 192     for( drive = 1; drive <= 26; drive++ )
 193     {
 194         wxString path, name;
 195         path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
 196         name.Printf(wxT("%c:"), (char) (drive + 'A' - 1));
 197
 198         if (wxIsDriveAvailable(path))
 199         {
 200             paths.Add(path);
 201             names.Add(name);
 202             icon_ids.Add((drive <= 2) ? wxFileIconsTable::floppy : wxFileIconsTable::drive);
 203         }
 204     }
 205 #endif // __WIN32__/!__WIN32__
 206
 207 #elif defined(__WXMAC__)
 208
 209     ItemCount volumeIndex = 1;
 210     OSErr err = noErr ;
 211
 212     while( noErr == err )
 213     {
 214         HFSUniStr255 volumeName ;
 215         FSRef fsRef ;
 216         FSVolumeInfo volumeInfo ;
 217         err = FSGetVolumeInfo(0, volumeIndex, NULL, kFSVolInfoFlags , &volumeInfo , &volumeName, &fsRef);
 218         if( noErr == err )
 219         {
 220             wxString path = wxMacFSRefToPath( &fsRef ) ;
 221             wxString name = wxMacHFSUniStrToString( &volumeName ) ;
 222
 223             if ( (volumeInfo.flags & kFSVolFlagSoftwareLockedMask) || (volumeInfo.flags & kFSVolFlagHardwareLockedMask) )
 224             {
 225                 icon_ids.Add(wxFileIconsTable::cdrom);
 226             }
 227             else
 228             {
 229                 icon_ids.Add(wxFileIconsTable::drive);
 230             }
 231             // todo other removable
 232
 233             paths.Add(path);
 234             names.Add(name);
 235             volumeIndex++ ;
 236         }
 237     }
 238
 239 #elif defined(__UNIX__)
 240     paths.Add(wxT("/"));
 241     names.Add(wxT("/"));
 242     icon_ids.Add(wxFileIconsTable::computer);
 243 #else
 244     #error "Unsupported platform in wxGenericDirCtrl!"
 245 #endif
 246     wxASSERT_MSG( (paths.GetCount() == names.GetCount()), wxT("The number of paths and their human readable names should be equal in number."));
 247     wxASSERT_MSG( (paths.GetCount() == icon_ids.GetCount()), wxT("Wrong number of icons for available drives."));
 248     return paths.GetCount();
 249 }
 250
 251 // ----------------------------------------------------------------------------
 252 // wxIsDriveAvailable
 253 // ----------------------------------------------------------------------------
 254
 255 #if defined(__DOS__)
 256
 257 bool wxIsDriveAvailable(const wxString& dirName)
 258 {
 259     // FIXME_MGL - this method leads to hang up under Watcom for some reason
 260 #ifndef __WATCOMC__
 261     if ( dirName.Len() == 3 && dirName[1u] == wxT(':') )
 262     {
 263         wxString dirNameLower(dirName.Lower());
 264         // VS: always return true for removable media, since Win95 doesn't
 265         //     like it when MS-DOS app accesses empty floppy drive
 266         return (dirNameLower[0u] == wxT('a') ||
 267                 dirNameLower[0u] == wxT('b') ||
 268                 wxDirExists(dirNameLower));
 269     }
 270     else
 271 #endif
 272         return true;
 273 }
 274
 275 #elif defined(__WINDOWS__) || defined(__OS2__)
 276
 277 int setdrive(int WXUNUSED_IN_WINCE(drive))
 278 {
 279 #ifdef __WXWINCE__
 280     return 0;
 281 #elif defined(__GNUWIN32__) && \
 282     (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 283     return _chdrive(drive);
 284 #else
 285     wxChar  newdrive[4];
 286
 287     if (drive < 1 || drive > 31)
 288         return -1;
 289     newdrive[0] = (wxChar)(wxT('A') + drive - 1);
 290     newdrive[1] = wxT(':');
 291 #ifdef __OS2__
 292     newdrive[2] = wxT('\\');
 293     newdrive[3] = wxT('\0');
 294 #else
 295     newdrive[2] = wxT('\0');
 296 #endif
 297 #if defined(__WXMSW__)
 298     if (::SetCurrentDirectory(newdrive))
 299 #else
 300     // VA doesn't know what LPSTR is and has its own set
 301     if (!DosSetCurrentDir((PSZ)newdrive))
 302 #endif
 303         return 0;
 304     else
 305         return -1;
 306 #endif // !GNUWIN32
 307 }
 308
 309 bool wxIsDriveAvailable(const wxString& WXUNUSED_IN_WINCE(dirName))
 310 {
 311 #ifdef __WXWINCE__
 312     return false;
 313 #else
 314 #ifdef __WIN32__
 315     UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
 316 #endif
 317     bool success = true;
 318
 319     // Check if this is a root directory and if so,
 320     // whether the drive is available.
 321     if (dirName.Len() == 3 && dirName[(size_t)1] == wxT(':'))
 322     {
 323         wxString dirNameLower(dirName.Lower());
 324 #if defined(__GNUWIN32__) && !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 325         success = wxDirExists(dirNameLower);
 326 #else
 327         #if defined(__OS2__)
 328         // Avoid changing to drive since no media may be inserted.
 329         if (dirNameLower[(size_t)0] == 'a' || dirNameLower[(size_t)0] == 'b')
 330             return success;
 331         #endif
 332         int currentDrive = _getdrive();
 333         int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
 334         int err = setdrive( thisDrive ) ;
 335         setdrive( currentDrive );
 336
 337         if (err == -1)
 338         {
 339             success = false;
 340         }
 341 #endif
 342     }
 343 #ifdef __WIN32__
 344     (void) SetErrorMode(errorMode);
 345 #endif
 346
 347     return success;
 348 #endif
 349 }
 350 #endif // __WINDOWS__ || __OS2__
 351
 352 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG
 353
 354
 355
 356 #if wxUSE_DIRDLG
 357
 358 // Function which is called by quick sort. We want to override the default wxArrayString behaviour,
 359 // and sort regardless of case.
 360 static int wxCMPFUNC_CONV wxDirCtrlStringCompareFunction(const wxString& strFirst, const wxString& strSecond)
 361 {
 362     return strFirst.CmpNoCase(strSecond);
 363 }
 364
 365 //-----------------------------------------------------------------------------
 366 // wxDirItemData
 367 //-----------------------------------------------------------------------------
 368
 369 wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
 370                              bool isDir)
 371 {
 372     m_path = path;
 373     m_name = name;
 374     /* Insert logic to detect hidden files here
 375      * In UnixLand we just check whether the first char is a dot
 376      * For FileNameFromPath read LastDirNameInThisPath ;-) */
 377     // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
 378     m_isHidden = false;
 379     m_isExpanded = false;
 380     m_isDir = isDir;
 381 }
 382
 383 void wxDirItemData::SetNewDirName(const wxString& path)
 384 {
 385     m_path = path;
 386     m_name = wxFileNameFromPath(path);
 387 }
 388
 389 bool wxDirItemData::HasSubDirs() const
 390 {
 391     if (m_path.empty())
 392         return false;
 393
 394     wxDir dir;
 395     {
 396         wxLogNull nolog;
 397         if ( !dir.Open(m_path) )
 398             return false;
 399     }
 400
 401     return dir.HasSubDirs();
 402 }
 403
 404 bool wxDirItemData::HasFiles(const wxString& WXUNUSED(spec)) const
 405 {
 406     if (m_path.empty())
 407         return false;
 408
 409     wxDir dir;
 410     {
 411         wxLogNull nolog;
 412         if ( !dir.Open(m_path) )
 413             return false;
 414     }
 415
 416     return dir.HasFiles();
 417 }
 418
 419 //-----------------------------------------------------------------------------
 420 // wxGenericDirCtrl
 421 //-----------------------------------------------------------------------------
 422
 423
 424 #if wxUSE_EXTENDED_RTTI
 425 WX_DEFINE_FLAGS( wxGenericDirCtrlStyle )
 426
 427 wxBEGIN_FLAGS( wxGenericDirCtrlStyle )
 428     // new style border flags, we put them first to
 429     // use them for streaming out
 430     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
 431     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
 432     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
 433     wxFLAGS_MEMBER(wxBORDER_RAISED)
 434     wxFLAGS_MEMBER(wxBORDER_STATIC)
 435     wxFLAGS_MEMBER(wxBORDER_NONE)
 436
 437     // old style border flags
 438     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
 439     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
 440     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
 441     wxFLAGS_MEMBER(wxRAISED_BORDER)
 442     wxFLAGS_MEMBER(wxSTATIC_BORDER)
 443     wxFLAGS_MEMBER(wxBORDER)
 444
 445     // standard window styles
 446     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
 447     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
 448     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
 449     wxFLAGS_MEMBER(wxWANTS_CHARS)
 450     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
 451     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
 452     wxFLAGS_MEMBER(wxVSCROLL)
 453     wxFLAGS_MEMBER(wxHSCROLL)
 454
 455     wxFLAGS_MEMBER(wxDIRCTRL_DIR_ONLY)
 456     wxFLAGS_MEMBER(wxDIRCTRL_3D_INTERNAL)
 457     wxFLAGS_MEMBER(wxDIRCTRL_SELECT_FIRST)
 458     wxFLAGS_MEMBER(wxDIRCTRL_SHOW_FILTERS)
 459
 460 wxEND_FLAGS( wxGenericDirCtrlStyle )
 461
 462 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGenericDirCtrl, wxControl,"wx/dirctrl.h")
 463
 464 wxBEGIN_PROPERTIES_TABLE(wxGenericDirCtrl)
 465     wxHIDE_PROPERTY( Children )
 466     wxPROPERTY( DefaultPath , wxString , SetDefaultPath , GetDefaultPath  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 467     wxPROPERTY( Filter , wxString , SetFilter , GetFilter  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 468     wxPROPERTY( DefaultFilter , int , SetFilterIndex, GetFilterIndex, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 469     wxPROPERTY_FLAGS( WindowStyle, wxGenericDirCtrlStyle, long, SetWindowStyleFlag, GetWindowStyleFlag, EMPTY_MACROVALUE , 0, wxT("Helpstring"), wxT("group") )
 470 wxEND_PROPERTIES_TABLE()
 471
 472 wxBEGIN_HANDLERS_TABLE(wxGenericDirCtrl)
 473 wxEND_HANDLERS_TABLE()
 474
 475 wxCONSTRUCTOR_8( wxGenericDirCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , DefaultPath ,
 476                  wxPoint , Position , wxSize , Size , long , WindowStyle , wxString , Filter , int , DefaultFilter )
 477 #else
 478 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
 479 #endif
 480
 481 BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
 482   EVT_TREE_ITEM_EXPANDING     (wxID_TREECTRL, wxGenericDirCtrl::OnExpandItem)
 483   EVT_TREE_ITEM_COLLAPSED     (wxID_TREECTRL, wxGenericDirCtrl::OnCollapseItem)
 484   EVT_TREE_BEGIN_LABEL_EDIT   (wxID_TREECTRL, wxGenericDirCtrl::OnBeginEditItem)
 485   EVT_TREE_END_LABEL_EDIT     (wxID_TREECTRL, wxGenericDirCtrl::OnEndEditItem)
 486   EVT_SIZE                    (wxGenericDirCtrl::OnSize)
 487 END_EVENT_TABLE()
 488
 489 wxGenericDirCtrl::wxGenericDirCtrl(void)
 490 {
 491     Init();
 492 }
 493
 494 void wxGenericDirCtrl::ExpandRoot()
 495 {
 496     ExpandDir(m_rootId); // automatically expand first level
 497
 498     // Expand and select the default path
 499     if (!m_defaultPath.empty())
 500     {
 501         ExpandPath(m_defaultPath);
 502     }
 503 #ifdef __UNIX__
 504     else
 505     {
 506         // On Unix, there's only one node under the (hidden) root node. It
 507         // represents the / path, so the user would always have to expand it;
 508         // let's do it ourselves
 509         ExpandPath( wxT("/") );
 510     }
 511 #endif
 512 }
 513
 514 bool wxGenericDirCtrl::Create(wxWindow *parent,
 515                               const wxWindowID id,
 516                               const wxString& dir,
 517                               const wxPoint& pos,
 518                               const wxSize& size,
 519                               long style,
 520                               const wxString& filter,
 521                               int defaultFilter,
 522                               const wxString& name)
 523 {
 524     if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
 525         return false;
 526
 527     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 528
 529     Init();
 530
 531     long treeStyle = wxTR_HAS_BUTTONS;
 532
 533     // On Windows CE, if you hide the root, you get a crash when
 534     // attempting to access data for children of the root item.
 535 #ifndef __WXWINCE__
 536     treeStyle |= wxTR_HIDE_ROOT;
 537 #endif
 538
 539 #ifdef __WXGTK20__
 540     treeStyle |= wxTR_NO_LINES;
 541 #endif
 542
 543     if (style & wxDIRCTRL_EDIT_LABELS)
 544         treeStyle |= wxTR_EDIT_LABELS;
 545
 546     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 547         treeStyle |= wxNO_BORDER;
 548     else
 549         treeStyle |= wxBORDER_SUNKEN;
 550
 551     long filterStyle = 0;
 552     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 553         filterStyle |= wxNO_BORDER;
 554     else
 555         filterStyle |= wxBORDER_SUNKEN;
 556
 557     m_treeCtrl = CreateTreeCtrl(this, wxID_TREECTRL,
 558                                 wxPoint(0,0), GetClientSize(), treeStyle);
 559
 560     if (!filter.empty() && (style & wxDIRCTRL_SHOW_FILTERS))
 561         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL, wxDefaultPosition, wxDefaultSize, filterStyle);
 562
 563     m_defaultPath = dir;
 564     m_filter = filter;
 565
 566     if (m_filter.empty())
 567 #ifdef __UNIX__
 568         m_filter = wxT("*");
 569 #else
 570         m_filter = wxT("*.*");
 571 #endif
 572
 573     SetFilterIndex(defaultFilter);
 574
 575     if (m_filterListCtrl)
 576         m_filterListCtrl->FillFilterList(filter, defaultFilter);
 577
 578     m_treeCtrl->SetImageList(wxTheFileIconsTable->GetSmallImageList());
 579
 580     m_showHidden = false;
 581     wxDirItemData* rootData = new wxDirItemData(wxEmptyString, wxEmptyString, true);
 582
 583     wxString rootName;
 584
 585 #if defined(__WINDOWS__) || defined(__OS2__) || defined(__DOS__)
 586     rootName = _("Computer");
 587 #else
 588     rootName = _("Sections");
 589 #endif
 590
 591     m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
 592     m_treeCtrl->SetItemHasChildren(m_rootId);
 593
 594     ExpandRoot();
 595
 596     SetBestSize(size);
 597     DoResize();
 598
 599     return true;
 600 }
 601
 602 wxGenericDirCtrl::~wxGenericDirCtrl()
 603 {
 604 }
 605
 606 void wxGenericDirCtrl::Init()
 607 {
 608     m_showHidden = false;
 609     m_currentFilter = 0;
 610     m_currentFilterStr = wxEmptyString; // Default: any file
 611     m_treeCtrl = NULL;
 612     m_filterListCtrl = NULL;
 613 }
 614
 615 wxTreeCtrl* wxGenericDirCtrl::CreateTreeCtrl(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long treeStyle)
 616 {
 617     return new wxTreeCtrl(parent, id, pos, size, treeStyle);
 618 }
 619
 620 void wxGenericDirCtrl::ShowHidden( bool show )
 621 {
 622     m_showHidden = show;
 623
 624     wxString path = GetPath();
 625     ReCreateTree();
 626     SetPath(path);
 627 }
 628
 629 const wxTreeItemId
 630 wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
 631 {
 632     wxDirItemData *dir_item = new wxDirItemData(path,name,true);
 633
 634     wxTreeItemId id = AppendItem( m_rootId, name, imageId, -1, dir_item);
 635
 636     m_treeCtrl->SetItemHasChildren(id);
 637
 638     return id;
 639 }
 640
 641 void wxGenericDirCtrl::SetupSections()
 642 {
 643     wxArrayString paths, names;
 644     wxArrayInt icons;
 645
 646     size_t n, count = wxGetAvailableDrives(paths, names, icons);
 647
 648 #ifdef __WXGTK20__
 649     wxString home = wxGetHomeDir();
 650     AddSection( home, _("Home directory"), 1);
 651     home += wxT("/Desktop");
 652     AddSection( home, _("Desktop"), 1);
 653 #endif
 654
 655     for (n = 0; n < count; n++)
 656         AddSection(paths[n], names[n], icons[n]);
 657 }
 658
 659 void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
 660 {
 661     // don't rename the main entry "Sections"
 662     if (event.GetItem() == m_rootId)
 663     {
 664         event.Veto();
 665         return;
 666     }
 667
 668     // don't rename the individual sections
 669     if (m_treeCtrl->GetItemParent( event.GetItem() ) == m_rootId)
 670     {
 671         event.Veto();
 672         return;
 673     }
 674 }
 675
 676 void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
 677 {
 678     if ((event.GetLabel().empty()) ||
 679         (event.GetLabel() == _(".")) ||
 680         (event.GetLabel() == _("..")) ||
 681         (event.GetLabel().Find(wxT('/')) != wxNOT_FOUND) ||
 682         (event.GetLabel().Find(wxT('\\')) != wxNOT_FOUND) ||
 683         (event.GetLabel().Find(wxT('|')) != wxNOT_FOUND))
 684     {
 685         wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
 686         dialog.ShowModal();
 687         event.Veto();
 688         return;
 689     }
 690
 691     wxTreeItemId id = event.GetItem();
 692     wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
 693     wxASSERT( data );
 694
 695     wxString new_name( wxPathOnly( data->m_path ) );
 696     new_name += wxString(wxFILE_SEP_PATH);
 697     new_name += event.GetLabel();
 698
 699     wxLogNull log;
 700
 701     if (wxFileExists(new_name))
 702     {
 703         wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
 704         dialog.ShowModal();
 705         event.Veto();
 706     }
 707
 708     if (wxRenameFile(data->m_path,new_name))
 709     {
 710         data->SetNewDirName( new_name );
 711     }
 712     else
 713     {
 714         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 715         dialog.ShowModal();
 716         event.Veto();
 717     }
 718 }
 719
 720 void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
 721 {
 722     wxTreeItemId parentId = event.GetItem();
 723
 724     // VS: this is needed because the event handler is called from wxTreeCtrl
 725     //     ctor when wxTR_HIDE_ROOT was specified
 726
 727     if (!m_rootId.IsOk())
 728
 729         m_rootId = m_treeCtrl->GetRootItem();
 730
 731     ExpandDir(parentId);
 732 }
 733
 734 void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
 735 {
 736     CollapseDir(event.GetItem());
 737 }
 738
 739 void wxGenericDirCtrl::CollapseDir(wxTreeItemId parentId)
 740 {
 741     wxTreeItemId child;
 742
 743     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 744     if (!data->m_isExpanded)
 745         return;
 746
 747     data->m_isExpanded = false;
 748     wxTreeItemIdValue cookie;
 749     /* Workaround because DeleteChildren has disapeared (why?) and
 750      * CollapseAndReset doesn't work as advertised (deletes parent too) */
 751     child = m_treeCtrl->GetFirstChild(parentId, cookie);
 752     while (child.IsOk())
 753     {
 754         m_treeCtrl->Delete(child);
 755         /* Not GetNextChild below, because the cookie mechanism can't
 756          * handle disappearing children! */
 757         child = m_treeCtrl->GetFirstChild(parentId, cookie);
 758     }
 759     if (parentId != m_treeCtrl->GetRootItem())
 760         m_treeCtrl->Collapse(parentId);
 761 }
 762
 763 void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
 764 {
 765     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 766
 767     if (data->m_isExpanded)
 768         return;
 769
 770     data->m_isExpanded = true;
 771
 772     if (parentId == m_treeCtrl->GetRootItem())
 773     {
 774         SetupSections();
 775         return;
 776     }
 777
 778     wxASSERT(data);
 779
 780     wxString search,path,filename;
 781
 782     wxString dirName(data->m_path);
 783
 784 #if (defined(__WINDOWS__) && !defined(__WXWINCE__)) || defined(__DOS__) || defined(__OS2__)
 785     // Check if this is a root directory and if so,
 786     // whether the drive is avaiable.
 787     if (!wxIsDriveAvailable(dirName))
 788     {
 789         data->m_isExpanded = false;
 790         //wxMessageBox(wxT("Sorry, this drive is not available."));
 791         return;
 792     }
 793 #endif
 794
 795     // This may take a longish time. Go to busy cursor
 796     wxBusyCursor busy;
 797
 798 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 799     if (dirName.Last() == ':')
 800         dirName += wxString(wxFILE_SEP_PATH);
 801 #endif
 802
 803     wxArrayString dirs;
 804     wxArrayString filenames;
 805
 806     wxDir d;
 807     wxString eachFilename;
 808
 809     wxLogNull log;
 810     d.Open(dirName);
 811
 812     if (d.IsOpened())
 813     {
 814         int style = wxDIR_DIRS;
 815         if (m_showHidden) style |= wxDIR_HIDDEN;
 816         if (d.GetFirst(& eachFilename, wxEmptyString, style))
 817         {
 818             do
 819             {
 820                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 821                 {
 822                     dirs.Add(eachFilename);
 823                 }
 824             }
 825             while (d.GetNext(&eachFilename));
 826         }
 827     }
 828     dirs.Sort(wxDirCtrlStringCompareFunction);
 829
 830     // Now do the filenames -- but only if we're allowed to
 831     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 832     {
 833         wxLogNull log;
 834
 835         d.Open(dirName);
 836
 837         if (d.IsOpened())
 838         {
 839             int style = wxDIR_FILES;
 840             if (m_showHidden) style |= wxDIR_HIDDEN;
 841             // Process each filter (ex: "JPEG Files (*.jpg;*.jpeg)|*.jpg;*.jpeg")
 842             wxStringTokenizer strTok;
 843             wxString curFilter;
 844             strTok.SetString(m_currentFilterStr,wxT(";"));
 845             while(strTok.HasMoreTokens())
 846             {
 847                 curFilter = strTok.GetNextToken();
 848                 if (d.GetFirst(& eachFilename, curFilter, style))
 849                 {
 850                     do
 851                     {
 852                         if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 853                         {
 854                             filenames.Add(eachFilename);
 855                         }
 856                     }
 857                     while (d.GetNext(& eachFilename));
 858                 }
 859             }
 860         }
 861         filenames.Sort(wxDirCtrlStringCompareFunction);
 862     }
 863
 864     // Add the sorted dirs
 865     size_t i;
 866     for (i = 0; i < dirs.Count(); i++)
 867     {
 868         wxString eachFilename(dirs[i]);
 869         path = dirName;
 870         if (!wxEndsWithPathSeparator(path))
 871             path += wxString(wxFILE_SEP_PATH);
 872         path += eachFilename;
 873
 874         wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,true);
 875         wxTreeItemId id = AppendItem( parentId, eachFilename,
 876                                       wxFileIconsTable::folder, -1, dir_item);
 877         m_treeCtrl->SetItemImage( id, wxFileIconsTable::folder_open,
 878                                   wxTreeItemIcon_Expanded );
 879
 880         // Has this got any children? If so, make it expandable.
 881         // (There are two situations when a dir has children: either it
 882         // has subdirectories or it contains files that weren't filtered
 883         // out. The latter only applies to dirctrl with files.)
 884         if ( dir_item->HasSubDirs() ||
 885              (((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0) &&
 886                dir_item->HasFiles(m_currentFilterStr)) )
 887         {
 888             m_treeCtrl->SetItemHasChildren(id);
 889         }
 890     }
 891
 892     // Add the sorted filenames
 893     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 894     {
 895         for (i = 0; i < filenames.Count(); i++)
 896         {
 897             wxString eachFilename(filenames[i]);
 898             path = dirName;
 899             if (!wxEndsWithPathSeparator(path))
 900                 path += wxString(wxFILE_SEP_PATH);
 901             path += eachFilename;
 902             //path = dirName + wxString(wxT("/")) + eachFilename;
 903             wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,false);
 904             int image_id = wxFileIconsTable::file;
 905             if (eachFilename.Find(wxT('.')) != wxNOT_FOUND)
 906                 image_id = wxTheFileIconsTable->GetIconID(eachFilename.AfterLast(wxT('.')));
 907             (void) AppendItem( parentId, eachFilename, image_id, -1, dir_item);
 908         }
 909     }
 910 }
 911
 912 void wxGenericDirCtrl::ReCreateTree()
 913 {
 914     CollapseDir(m_treeCtrl->GetRootItem());
 915     ExpandRoot();
 916 }
 917
 918 void wxGenericDirCtrl::CollapseTree()
 919 {
 920     wxTreeItemIdValue cookie;
 921     wxTreeItemId child = m_treeCtrl->GetFirstChild(m_rootId, cookie);
 922     while (child.IsOk())
 923     {
 924         CollapseDir(child);
 925         child = m_treeCtrl->GetNextChild(m_rootId, cookie);
 926     }
 927 }
 928
 929 // Find the child that matches the first part of 'path'.
 930 // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 931 // then the child for /usr is returned.
 932 wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
 933 {
 934     wxString path2(path);
 935
 936     // Make sure all separators are as per the current platform
 937     path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
 938     path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
 939
 940     // Append a separator to foil bogus substring matching
 941     path2 += wxString(wxFILE_SEP_PATH);
 942
 943     // In MSW or PM, case is not significant
 944 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 945     path2.MakeLower();
 946 #endif
 947
 948     wxTreeItemIdValue cookie;
 949     wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
 950     while (childId.IsOk())
 951     {
 952         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 953
 954         if (data && !data->m_path.empty())
 955         {
 956             wxString childPath(data->m_path);
 957             if (!wxEndsWithPathSeparator(childPath))
 958                 childPath += wxString(wxFILE_SEP_PATH);
 959
 960             // In MSW and PM, case is not significant
 961 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 962             childPath.MakeLower();
 963 #endif
 964
 965             if (childPath.Len() <= path2.Len())
 966             {
 967                 wxString path3 = path2.Mid(0, childPath.Len());
 968                 if (childPath == path3)
 969                 {
 970                     if (path3.Len() == path2.Len())
 971                         done = true;
 972                     else
 973                         done = false;
 974                     return childId;
 975                 }
 976             }
 977         }
 978
 979         childId = m_treeCtrl->GetNextChild(parentId, cookie);
 980     }
 981     wxTreeItemId invalid;
 982     return invalid;
 983 }
 984
 985 // Try to expand as much of the given path as possible,
 986 // and select the given tree item.
 987 bool wxGenericDirCtrl::ExpandPath(const wxString& path)
 988 {
 989     bool done = false;
 990     wxTreeItemId id = FindChild(m_rootId, path, done);
 991     wxTreeItemId lastId = id; // The last non-zero id
 992     while (id.IsOk() && !done)
 993     {
 994         ExpandDir(id);
 995
 996         id = FindChild(id, path, done);
 997         if (id.IsOk())
 998             lastId = id;
 999     }
1000     if (lastId.IsOk())
1001     {
1002         wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
1003         if (data->m_isDir)
1004         {
1005             m_treeCtrl->Expand(lastId);
1006         }
1007         if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
1008         {
1009             // Find the first file in this directory
1010             wxTreeItemIdValue cookie;
1011             wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
1012             bool selectedChild = false;
1013             while (childId.IsOk())
1014             {
1015                 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
1016
1017                 if (data && data->m_path != wxEmptyString && !data->m_isDir)
1018                 {
1019                     m_treeCtrl->SelectItem(childId);
1020                     m_treeCtrl->EnsureVisible(childId);
1021                     selectedChild = true;
1022                     break;
1023                 }
1024                 childId = m_treeCtrl->GetNextChild(lastId, cookie);
1025             }
1026             if (!selectedChild)
1027             {
1028                 m_treeCtrl->SelectItem(lastId);
1029                 m_treeCtrl->EnsureVisible(lastId);
1030             }
1031         }
1032         else
1033         {
1034             m_treeCtrl->SelectItem(lastId);
1035             m_treeCtrl->EnsureVisible(lastId);
1036         }
1037
1038         return true;
1039     }
1040     else
1041         return false;
1042 }
1043
1044 wxString wxGenericDirCtrl::GetPath() const
1045 {
1046     wxTreeItemId id = m_treeCtrl->GetSelection();
1047     if (id)
1048     {
1049         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1050         return data->m_path;
1051     }
1052     else
1053         return wxEmptyString;
1054 }
1055
1056 wxString wxGenericDirCtrl::GetFilePath() const
1057 {
1058     wxTreeItemId id = m_treeCtrl->GetSelection();
1059     if (id)
1060     {
1061         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1062         if (data->m_isDir)
1063             return wxEmptyString;
1064         else
1065             return data->m_path;
1066     }
1067     else
1068         return wxEmptyString;
1069 }
1070
1071 void wxGenericDirCtrl::SetPath(const wxString& path)
1072 {
1073     m_defaultPath = path;
1074     if (m_rootId)
1075         ExpandPath(path);
1076 }
1077
1078 // Not used
1079 #if 0
1080 void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1081 {
1082     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1083
1084     // This may take a longish time. Go to busy cursor
1085     wxBusyCursor busy;
1086
1087     wxASSERT(data);
1088
1089     wxString search,path,filename;
1090
1091     wxString dirName(data->m_path);
1092
1093 #if defined(__WXMSW__) || defined(__OS2__)
1094     if (dirName.Last() == ':')
1095         dirName += wxString(wxFILE_SEP_PATH);
1096 #endif
1097
1098     wxDir d;
1099     wxString eachFilename;
1100
1101     wxLogNull log;
1102     d.Open(dirName);
1103
1104     if (d.IsOpened())
1105     {
1106         if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1107         {
1108             do
1109             {
1110                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1111                 {
1112                     filenames.Add(eachFilename);
1113                 }
1114             }
1115             while (d.GetNext(& eachFilename)) ;
1116         }
1117     }
1118 }
1119 #endif
1120
1121 void wxGenericDirCtrl::SetFilterIndex(int n)
1122 {
1123     m_currentFilter = n;
1124
1125     wxString f, d;
1126     if (ExtractWildcard(m_filter, n, f, d))
1127         m_currentFilterStr = f;
1128     else
1129 #ifdef __UNIX__
1130         m_currentFilterStr = wxT("*");
1131 #else
1132         m_currentFilterStr = wxT("*.*");
1133 #endif
1134 }
1135
1136 void wxGenericDirCtrl::SetFilter(const wxString& filter)
1137 {
1138     m_filter = filter;
1139
1140     wxString f, d;
1141     if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1142         m_currentFilterStr = f;
1143     else
1144 #ifdef __UNIX__
1145         m_currentFilterStr = wxT("*");
1146 #else
1147         m_currentFilterStr = wxT("*.*");
1148 #endif
1149 }
1150
1151 // Extract description and actual filter from overall filter string
1152 bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1153 {
1154     wxArrayString filters, descriptions;
1155     int count = wxParseCommonDialogsFilter(filterStr, descriptions, filters);
1156     if (count > 0 && n < count)
1157     {
1158         filter = filters[n];
1159         description = descriptions[n];
1160         return true;
1161     }
1162
1163     return false;
1164 }
1165
1166 #if WXWIN_COMPATIBILITY_2_4
1167 // Parses the global filter, returning the number of filters.
1168 // Returns 0 if none or if there's a problem.
1169 // filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
1170 int wxGenericDirCtrl::ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions)
1171 {
1172     return wxParseCommonDialogsFilter(filterStr, descriptions, filters );
1173 }
1174 #endif // WXWIN_COMPATIBILITY_2_4
1175
1176 void wxGenericDirCtrl::DoResize()
1177 {
1178     wxSize sz = GetClientSize();
1179     int verticalSpacing = 3;
1180     if (m_treeCtrl)
1181     {
1182         wxSize filterSz ;
1183         if (m_filterListCtrl)
1184         {
1185 #ifdef __WXMSW__
1186             // For some reason, this is required in order for the
1187             // correct control height to always be returned, rather
1188             // than the drop-down list height which is sometimes returned.
1189             wxSize oldSize = m_filterListCtrl->GetSize();
1190             m_filterListCtrl->SetSize(wxDefaultCoord,
1191                                       wxDefaultCoord,
1192                                       oldSize.x+10,
1193                                       wxDefaultCoord,
1194                                       wxSIZE_USE_EXISTING);
1195             m_filterListCtrl->SetSize(wxDefaultCoord,
1196                                       wxDefaultCoord,
1197                                       oldSize.x,
1198                                       wxDefaultCoord,
1199                                       wxSIZE_USE_EXISTING);
1200 #endif
1201             filterSz = m_filterListCtrl->GetSize();
1202             sz.y -= (filterSz.y + verticalSpacing);
1203         }
1204         m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1205         if (m_filterListCtrl)
1206         {
1207             m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1208             // Don't know why, but this needs refreshing after a resize (wxMSW)
1209             m_filterListCtrl->Refresh();
1210         }
1211     }
1212 }
1213
1214
1215 void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1216 {
1217     DoResize();
1218 }
1219
1220 wxTreeItemId wxGenericDirCtrl::AppendItem (const wxTreeItemId & parent,
1221                                            const wxString & text,
1222                                            int image, int selectedImage,
1223                                            wxTreeItemData * data)
1224 {
1225   wxTreeCtrl *treeCtrl = GetTreeCtrl ();
1226
1227   wxASSERT (treeCtrl);
1228
1229   if (treeCtrl)
1230   {
1231     return treeCtrl->AppendItem (parent, text, image, selectedImage, data);
1232   }
1233   else
1234   {
1235     return wxTreeItemId();
1236   }
1237 }
1238
1239
1240 //-----------------------------------------------------------------------------
1241 // wxDirFilterListCtrl
1242 //-----------------------------------------------------------------------------
1243
1244 IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1245
1246 BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1247     EVT_CHOICE(wxID_ANY, wxDirFilterListCtrl::OnSelFilter)
1248 END_EVENT_TABLE()
1249
1250 bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent, const wxWindowID id,
1251               const wxPoint& pos,
1252               const wxSize& size,
1253               long style)
1254 {
1255     m_dirCtrl = parent;
1256     return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1257 }
1258
1259 void wxDirFilterListCtrl::Init()
1260 {
1261     m_dirCtrl = NULL;
1262 }
1263
1264 void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1265 {
1266     int sel = GetSelection();
1267
1268     wxString currentPath = m_dirCtrl->GetPath();
1269
1270     m_dirCtrl->SetFilterIndex(sel);
1271
1272     // If the filter has changed, the view is out of date, so
1273     // collapse the tree.
1274     m_dirCtrl->ReCreateTree();
1275
1276     // Try to restore the selection, or at least the directory
1277     m_dirCtrl->ExpandPath(currentPath);
1278 }
1279
1280 void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1281 {
1282     Clear();
1283     wxArrayString descriptions, filters;
1284     size_t n = (size_t) wxParseCommonDialogsFilter(filter, descriptions, filters);
1285
1286     if (n > 0 && defaultFilter < (int) n)
1287     {
1288         for (size_t i = 0; i < n; i++)
1289             Append(descriptions[i]);
1290         SetSelection(defaultFilter);
1291     }
1292 }
1293 #endif // wxUSE_DIRDLG
1294
1295 #if wxUSE_DIRDLG || wxUSE_FILEDLG
1296
1297 // ----------------------------------------------------------------------------
1298 // wxFileIconsTable icons
1299 // ----------------------------------------------------------------------------
1300
1301 #ifndef __WXGTK24__
1302 /* Computer (c) Julian Smart */
1303 static const char * file_icons_tbl_computer_xpm[] = {
1304 /* columns rows colors chars-per-pixel */
1305 "16 16 42 1",
1306 "r c #4E7FD0",
1307 "$ c #7198D9",
1308 "; c #DCE6F6",
1309 "q c #FFFFFF",
1310 "u c #4A7CCE",
1311 "# c #779DDB",
1312 "w c #95B2E3",
1313 "y c #7FA2DD",
1314 "f c #3263B4",
1315 "= c #EAF0FA",
1316 "< c #B1C7EB",
1317 "% c #6992D7",
1318 "9 c #D9E4F5",
1319 "o c #9BB7E5",
1320 "6 c #F7F9FD",
1321 ", c #BED0EE",
1322 "3 c #F0F5FC",
1323 "1 c #A8C0E8",
1324 "  c None",
1325 "0 c #FDFEFF",
1326 "4 c #C4D5F0",
1327 "@ c #81A4DD",
1328 "e c #4377CD",
1329 "- c #E2EAF8",
1330 "i c #9FB9E5",
1331 "> c #CCDAF2",
1332 "+ c #89A9DF",
1333 "s c #5584D1",
1334 "t c #5D89D3",
1335 ": c #D2DFF4",
1336 "5 c #FAFCFE",
1337 "2 c #F5F8FD",
1338 "8 c #DFE8F7",
1339 "& c #5E8AD4",
1340 "X c #638ED5",
1341 "a c #CEDCF2",
1342 "p c #90AFE2",
1343 "d c #2F5DA9",
1344 "* c #5282D0",
1345 "7 c #E5EDF9",
1346 ". c #A2BCE6",
1347 "O c #8CACE0",
1348 /* pixels */
1349 "                ",
1350 "  .XXXXXXXXXXX  ",
1351 "  oXO++@#$%&*X  ",
1352 "  oX=-;:>,<1%X  ",
1353 "  oX23=-;:4,$X  ",
1354 "  oX5633789:@X  ",
1355 "  oX05623=78+X  ",
1356 "  oXqq05623=OX  ",
1357 "  oX,,,,,<<<$X  ",
1358 "  wXXXXXXXXXXe  ",
1359 "  XrtX%$$y@+O,, ",
1360 "  uyiiiiiiiii@< ",
1361 " ouiiiiiiiiiip<a",
1362 " rustX%$$y@+Ow,,",
1363 " dfffffffffffffd",
1364 "                "
1365 };
1366 #endif // GTK+ < 2.4
1367
1368 // ----------------------------------------------------------------------------
1369 // wxFileIconsTable & friends
1370 // ----------------------------------------------------------------------------
1371
1372 // global instance of a wxFileIconsTable
1373 wxFileIconsTable* wxTheFileIconsTable = (wxFileIconsTable *)NULL;
1374
1375 // A module to allow icons table cleanup
1376
1377 class wxFileIconsTableModule: public wxModule
1378 {
1379 DECLARE_DYNAMIC_CLASS(wxFileIconsTableModule)
1380 public:
1381     wxFileIconsTableModule() {}
1382     bool OnInit() { wxTheFileIconsTable = new wxFileIconsTable; return true; }
1383     void OnExit()
1384     {
1385         if (wxTheFileIconsTable)
1386         {
1387             delete wxTheFileIconsTable;
1388             wxTheFileIconsTable = NULL;
1389         }
1390     }
1391 };
1392
1393 IMPLEMENT_DYNAMIC_CLASS(wxFileIconsTableModule, wxModule)
1394
1395 class wxFileIconEntry : public wxObject
1396 {
1397 public:
1398     wxFileIconEntry(int i) { id = i; }
1399
1400     int id;
1401 };
1402
1403 wxFileIconsTable::wxFileIconsTable()
1404 {
1405     m_HashTable = NULL;
1406     m_smallImageList = NULL;
1407 }
1408
1409 wxFileIconsTable::~wxFileIconsTable()
1410 {
1411     if (m_HashTable)
1412     {
1413         WX_CLEAR_HASH_TABLE(*m_HashTable);
1414         delete m_HashTable;
1415     }
1416     if (m_smallImageList) delete m_smallImageList;
1417 }
1418
1419 // delayed initialization - wait until first use (wxArtProv not created yet)
1420 void wxFileIconsTable::Create()
1421 {
1422     wxCHECK_RET(!m_smallImageList && !m_HashTable, wxT("creating icons twice"));
1423     m_HashTable = new wxHashTable(wxKEY_STRING);
1424     m_smallImageList = new wxImageList(16, 16);
1425
1426     // folder:
1427     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER,
1428                                                    wxART_CMN_DIALOG,
1429                                                    wxSize(16, 16)));
1430     // folder_open
1431     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER_OPEN,
1432                                                    wxART_CMN_DIALOG,
1433                                                    wxSize(16, 16)));
1434     // computer
1435 #ifdef __WXGTK24__
1436     // GTK24 uses this icon in the file open dialog
1437     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1438                                                    wxART_CMN_DIALOG,
1439                                                    wxSize(16, 16)));
1440 #else
1441     m_smallImageList->Add(wxIcon(file_icons_tbl_computer_xpm));
1442 #endif
1443     // drive
1444     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_HARDDISK,
1445                                                    wxART_CMN_DIALOG,
1446                                                    wxSize(16, 16)));
1447     // cdrom
1448     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_CDROM,
1449                                                    wxART_CMN_DIALOG,
1450                                                    wxSize(16, 16)));
1451     // floppy
1452     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FLOPPY,
1453                                                    wxART_CMN_DIALOG,
1454                                                    wxSize(16, 16)));
1455     // removeable
1456     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_REMOVABLE,
1457                                                    wxART_CMN_DIALOG,
1458                                                    wxSize(16, 16)));
1459     // file
1460     m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_NORMAL_FILE,
1461                                                    wxART_CMN_DIALOG,
1462                                                    wxSize(16, 16)));
1463     // executable
1464     if (GetIconID(wxEmptyString, _T("application/x-executable")) == file)
1465     {
1466         m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_EXECUTABLE_FILE,
1467                                                        wxART_CMN_DIALOG,
1468                                                        wxSize(16, 16)));
1469         delete m_HashTable->Get(_T("exe"));
1470         m_HashTable->Delete(_T("exe"));
1471         m_HashTable->Put(_T("exe"), new wxFileIconEntry(executable));
1472     }
1473     /* else put into list by GetIconID
1474        (KDE defines application/x-executable for *.exe and has nice icon)
1475      */
1476 }
1477
1478 wxImageList *wxFileIconsTable::GetSmallImageList()
1479 {
1480     if (!m_smallImageList)
1481         Create();
1482
1483     return m_smallImageList;
1484 }
1485
1486 #if wxUSE_MIMETYPE && wxUSE_IMAGE
1487 // VS: we don't need this function w/o wxMimeTypesManager because we'll only have
1488 //     one icon and we won't resize it
1489
1490 static wxBitmap CreateAntialiasedBitmap(const wxImage& img)
1491 {
1492     const unsigned int size = 16;
1493
1494     wxImage smallimg (size, size);
1495     unsigned char *p1, *p2, *ps;
1496     unsigned char mr = img.GetMaskRed(),
1497                   mg = img.GetMaskGreen(),
1498                   mb = img.GetMaskBlue();
1499
1500     unsigned x, y;
1501     unsigned sr, sg, sb, smask;
1502
1503     p1 = img.GetData(), p2 = img.GetData() + 3 * size*2, ps = smallimg.GetData();
1504     smallimg.SetMaskColour(mr, mr, mr);
1505
1506     for (y = 0; y < size; y++)
1507     {
1508         for (x = 0; x < size; x++)
1509         {
1510             sr = sg = sb = smask = 0;
1511             if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1512                 sr += p1[0], sg += p1[1], sb += p1[2];
1513             else smask++;
1514             p1 += 3;
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 (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1520                 sr += p2[0], sg += p2[1], sb += p2[2];
1521             else smask++;
1522             p2 += 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
1528             if (smask > 2)
1529                 ps[0] = ps[1] = ps[2] = mr;
1530             else
1531             {
1532                 ps[0] = (unsigned char)(sr >> 2);
1533                 ps[1] = (unsigned char)(sg >> 2);
1534                 ps[2] = (unsigned char)(sb >> 2);
1535             }
1536             ps += 3;
1537         }
1538         p1 += size*2 * 3, p2 += size*2 * 3;
1539     }
1540
1541     return wxBitmap(smallimg);
1542 }
1543
1544 // This function is currently not unused anymore
1545 #if 0
1546 // finds empty borders and return non-empty area of image:
1547 static wxImage CutEmptyBorders(const wxImage& img)
1548 {
1549     unsigned char mr = img.GetMaskRed(),
1550                   mg = img.GetMaskGreen(),
1551                   mb = img.GetMaskBlue();
1552     unsigned char *dt = img.GetData(), *dttmp;
1553     unsigned w = img.GetWidth(), h = img.GetHeight();
1554
1555     unsigned top, bottom, left, right, i;
1556     bool empt;
1557
1558 #define MK_DTTMP(x,y)      dttmp = dt + ((x + y * w) * 3)
1559 #define NOEMPTY_PIX(empt)  if (dttmp[0] != mr || dttmp[1] != mg || dttmp[2] != mb) {empt = false; break;}
1560
1561     for (empt = true, top = 0; empt && top < h; top++)
1562     {
1563         MK_DTTMP(0, top);
1564         for (i = 0; i < w; i++, dttmp+=3)
1565             NOEMPTY_PIX(empt)
1566     }
1567     for (empt = true, bottom = h-1; empt && bottom > top; bottom--)
1568     {
1569         MK_DTTMP(0, bottom);
1570         for (i = 0; i < w; i++, dttmp+=3)
1571             NOEMPTY_PIX(empt)
1572     }
1573     for (empt = true, left = 0; empt && left < w; left++)
1574     {
1575         MK_DTTMP(left, 0);
1576         for (i = 0; i < h; i++, dttmp+=3*w)
1577             NOEMPTY_PIX(empt)
1578     }
1579     for (empt = true, right = w-1; empt && right > left; right--)
1580     {
1581         MK_DTTMP(right, 0);
1582         for (i = 0; i < h; i++, dttmp+=3*w)
1583             NOEMPTY_PIX(empt)
1584     }
1585     top--, left--, bottom++, right++;
1586
1587     return img.GetSubImage(wxRect(left, top, right - left + 1, bottom - top + 1));
1588 }
1589 #endif // #if 0
1590
1591 #endif // wxUSE_MIMETYPE
1592
1593 int wxFileIconsTable::GetIconID(const wxString& extension, const wxString& mime)
1594 {
1595     if (!m_smallImageList)
1596         Create();
1597
1598 #if wxUSE_MIMETYPE
1599     if (!extension.empty())
1600     {
1601         wxFileIconEntry *entry = (wxFileIconEntry*) m_HashTable->Get(extension);
1602         if (entry) return (entry -> id);
1603     }
1604
1605     wxFileType *ft = (mime.empty()) ?
1606                    wxTheMimeTypesManager -> GetFileTypeFromExtension(extension) :
1607                    wxTheMimeTypesManager -> GetFileTypeFromMimeType(mime);
1608
1609     wxIconLocation iconLoc;
1610     wxIcon ic;
1611
1612     {
1613         wxLogNull logNull;
1614         if ( ft && ft->GetIcon(&iconLoc) )
1615         {
1616             ic = wxIcon( iconLoc );
1617         }
1618     }
1619
1620     delete ft;
1621
1622     if ( !ic.Ok() )
1623     {
1624         int newid = file;
1625         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1626         return newid;
1627     }
1628
1629     wxBitmap bmp;
1630     bmp.CopyFromIcon(ic);
1631
1632     if ( !bmp.Ok() )
1633     {
1634         int newid = file;
1635         m_HashTable->Put(extension, new wxFileIconEntry(newid));
1636         return newid;
1637     }
1638
1639     const unsigned int size = 16;
1640
1641     int id = m_smallImageList->GetImageCount();
1642     if ((bmp.GetWidth() == (int) size) && (bmp.GetHeight() == (int) size))
1643     {
1644         m_smallImageList->Add(bmp);
1645     }
1646 #if wxUSE_IMAGE
1647     else
1648     {
1649         wxImage img = bmp.ConvertToImage();
1650
1651         if ((img.GetWidth() != size*2) || (img.GetHeight() != size*2))
1652 //            m_smallImageList->Add(CreateAntialiasedBitmap(CutEmptyBorders(img).Rescale(size*2, size*2)));
1653             m_smallImageList->Add(CreateAntialiasedBitmap(img.Rescale(size*2, size*2)));
1654         else
1655             m_smallImageList->Add(CreateAntialiasedBitmap(img));
1656     }
1657 #endif // wxUSE_IMAGE
1658
1659     m_HashTable->Put(extension, new wxFileIconEntry(id));
1660     return id;
1661
1662 #else // !wxUSE_MIMETYPE
1663
1664     wxUnusedVar(mime);
1665     if (extension == wxT("exe"))
1666         return executable;
1667     else
1668         return file;
1669 #endif // wxUSE_MIMETYPE/!wxUSE_MIMETYPE
1670 }
1671
1672 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG