src/generic/dirctrlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/dirctrlg.cpp
   3 // Purpose:     wxGenericDirCtrl
   4 // Author:      Harm van der Heijden, Robert Roebling, Julian Smart
   5 // Modified by:
   6 // Created:     12/12/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Harm van der Heijden, Robert Roebling and Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16 #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_DIRDLG || wxUSE_FILEDLG
  20
  21 #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 #if !defined(__WXWINCE__)
 121         wxChar pname[52];
 122         if (GetVolumeInformation( path.c_str(), pname, 52, NULL, NULL, NULL, NULL, NULL ))
 123         {
 124             name.Printf(wxT("%s %s"), (const wxChar*) name, pname );
 125         }
 126 #endif
 127
 128         int imageId;
 129         int driveType = ::GetDriveType(path);
 130         switch (driveType)
 131         {
 132             case DRIVE_REMOVABLE:
 133                 if (path == wxT("a:\\") || path == wxT("b:\\"))
 134                     imageId = wxFileIconsTable::floppy;
 135                 else
 136                     imageId = wxFileIconsTable::removeable;
 137                 break;
 138             case DRIVE_CDROM:
 139                 imageId = wxFileIconsTable::cdrom;
 140                 break;
 141             case DRIVE_REMOTE:
 142             case DRIVE_FIXED:
 143             default:
 144                 imageId = wxFileIconsTable::drive;
 145                 break;
 146         }
 147
 148         paths.Add(path);
 149         names.Add(name);
 150         icon_ids.Add(imageId);
 151
 152         while (driveBuffer[i] != wxT('\0'))
 153             i ++;
 154         i ++;
 155         if (driveBuffer[i] == wxT('\0'))
 156             break;
 157     }
 158 #elif defined(__OS2__)
 159     APIRET rc;
 160     ULONG ulDriveNum = 0;
 161     ULONG ulDriveMap = 0;
 162     rc = ::DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
 163     if ( rc == 0)
 164     {
 165         size_t i = 0;
 166         while (i < 26)
 167         {
 168             if (ulDriveMap & ( 1 << i ))
 169             {
 170                 wxString path, name;
 171                 path.Printf(wxT("%c:\\"), 'A' + i);
 172                 name.Printf(wxT("%c:"), 'A' + i);
 173
 174                 // Note: If _filesys is unsupported by some compilers,
 175                 //       we can always replace it by DosQueryFSAttach
 176                 char filesysname[20];
 177 #ifdef __WATCOMC__
 178                 ULONG cbBuffer = sizeof(filesysname);
 179                 PFSQBUFFER2 pfsqBuffer = (PFSQBUFFER2)filesysname;
 180                 APIRET rc = ::DosQueryFSAttach(name.fn_str(),0,FSAIL_QUERYNAME,pfsqBuffer,&cbBuffer);
 181                 if (rc != NO_ERROR)
 182                 {
 183                     filesysname[0] = '\0';
 184                 }
 185 #else
 186                 _filesys(name.fn_str(), filesysname, sizeof(filesysname));
 187 #endif
 188                 /* FAT, LAN, HPFS, CDFS, NFS */
 189                 int imageId;
 190                 if (path == wxT("A:\\") || path == wxT("B:\\"))
 191                     imageId = wxFileIconsTable::floppy;
 192                 else if (!strcmp(filesysname, "CDFS"))
 193                     imageId = wxFileIconsTable::cdrom;
 194                 else if (!strcmp(filesysname, "LAN") ||
 195                          !strcmp(filesysname, "NFS"))
 196                     imageId = wxFileIconsTable::drive;
 197                 else
 198                     imageId = wxFileIconsTable::drive;
 199                 paths.Add(path);
 200                 names.Add(name);
 201                 icon_ids.Add(imageId);
 202             }
 203             i ++;
 204         }
 205     }
 206 #else // !__WIN32__, !__OS2__
 207     int drive;
 208
 209     /* If we can switch to the drive, it exists. */
 210     for( drive = 1; drive <= 26; drive++ )
 211     {
 212         wxString path, name;
 213         path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
 214         name.Printf(wxT("%c:"), (char) (drive + 'A' - 1));
 215
 216         if (wxIsDriveAvailable(path))
 217         {
 218             paths.Add(path);
 219             names.Add(name);
 220             icon_ids.Add((drive <= 2) ? wxFileIconsTable::floppy : wxFileIconsTable::drive);
 221         }
 222     }
 223 #endif // __WIN32__/!__WIN32__
 224
 225 #elif defined(__WXMAC__)
 226
 227     ItemCount volumeIndex = 1;
 228     OSErr err = noErr ;
 229
 230     while( noErr == err )
 231     {
 232         HFSUniStr255 volumeName ;
 233         FSRef fsRef ;
 234         FSVolumeInfo volumeInfo ;
 235         err = FSGetVolumeInfo(0, volumeIndex, NULL, kFSVolInfoFlags , &volumeInfo , &volumeName, &fsRef);
 236         if( noErr == err )
 237         {
 238             wxString path = wxMacFSRefToPath( &fsRef ) ;
 239             wxString name = wxMacHFSUniStrToString( &volumeName ) ;
 240
 241             if ( (volumeInfo.flags & kFSVolFlagSoftwareLockedMask) || (volumeInfo.flags & kFSVolFlagHardwareLockedMask) )
 242             {
 243                 icon_ids.Add(wxFileIconsTable::cdrom);
 244             }
 245             else
 246             {
 247                 icon_ids.Add(wxFileIconsTable::drive);
 248             }
 249             // todo other removable
 250
 251             paths.Add(path);
 252             names.Add(name);
 253             volumeIndex++ ;
 254         }
 255     }
 256
 257 #elif defined(__UNIX__)
 258     paths.Add(wxT("/"));
 259     names.Add(wxT("/"));
 260     icon_ids.Add(wxFileIconsTable::computer);
 261 #else
 262     #error "Unsupported platform in wxGenericDirCtrl!"
 263 #endif
 264     wxASSERT_MSG( (paths.GetCount() == names.GetCount()), wxT("The number of paths and their human readable names should be equal in number."));
 265     wxASSERT_MSG( (paths.GetCount() == icon_ids.GetCount()), wxT("Wrong number of icons for available drives."));
 266     return paths.GetCount();
 267 }
 268
 269 // ----------------------------------------------------------------------------
 270 // wxIsDriveAvailable
 271 // ----------------------------------------------------------------------------
 272
 273 #if defined(__DOS__)
 274
 275 bool wxIsDriveAvailable(const wxString& dirName)
 276 {
 277     // FIXME_MGL - this method leads to hang up under Watcom for some reason
 278 #ifdef __WATCOMC__
 279     wxUnusedVar(dirName);
 280 #else
 281     if ( dirName.Len() == 3 && dirName[1u] == wxT(':') )
 282     {
 283         wxString dirNameLower(dirName.Lower());
 284         // VS: always return true for removable media, since Win95 doesn't
 285         //     like it when MS-DOS app accesses empty floppy drive
 286         return (dirNameLower[0u] == wxT('a') ||
 287                 dirNameLower[0u] == wxT('b') ||
 288                 wxDirExists(dirNameLower));
 289     }
 290     else
 291 #endif
 292         return true;
 293 }
 294
 295 #elif defined(__WINDOWS__) || defined(__OS2__)
 296
 297 int setdrive(int WXUNUSED_IN_WINCE(drive))
 298 {
 299 #ifdef __WXWINCE__
 300     return 0;
 301 #elif defined(__GNUWIN32__) && \
 302     (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 303     return _chdrive(drive);
 304 #else
 305     wxChar  newdrive[4];
 306
 307     if (drive < 1 || drive > 31)
 308         return -1;
 309     newdrive[0] = (wxChar)(wxT('A') + drive - 1);
 310     newdrive[1] = wxT(':');
 311 #ifdef __OS2__
 312     newdrive[2] = wxT('\\');
 313     newdrive[3] = wxT('\0');
 314 #else
 315     newdrive[2] = wxT('\0');
 316 #endif
 317 #if defined(__WXMSW__)
 318     if (::SetCurrentDirectory(newdrive))
 319 #else
 320     // VA doesn't know what LPSTR is and has its own set
 321     if (!DosSetCurrentDir((PSZ)newdrive))
 322 #endif
 323         return 0;
 324     else
 325         return -1;
 326 #endif // !GNUWIN32
 327 }
 328
 329 bool wxIsDriveAvailable(const wxString& WXUNUSED_IN_WINCE(dirName))
 330 {
 331 #ifdef __WXWINCE__
 332     return false;
 333 #else
 334 #ifdef __WIN32__
 335     UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
 336 #endif
 337     bool success = true;
 338
 339     // Check if this is a root directory and if so,
 340     // whether the drive is available.
 341     if (dirName.Len() == 3 && dirName[(size_t)1] == wxT(':'))
 342     {
 343         wxString dirNameLower(dirName.Lower());
 344 #if defined(__GNUWIN32__) && !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
 345         success = wxDirExists(dirNameLower);
 346 #else
 347         #if defined(__OS2__)
 348         // Avoid changing to drive since no media may be inserted.
 349         if (dirNameLower[(size_t)0] == 'a' || dirNameLower[(size_t)0] == 'b')
 350             return success;
 351         #endif
 352         int currentDrive = _getdrive();
 353         int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
 354         int err = setdrive( thisDrive ) ;
 355         setdrive( currentDrive );
 356
 357         if (err == -1)
 358         {
 359             success = false;
 360         }
 361 #endif
 362     }
 363 #ifdef __WIN32__
 364     (void) SetErrorMode(errorMode);
 365 #endif
 366
 367     return success;
 368 #endif
 369 }
 370 #endif // __WINDOWS__ || __OS2__
 371
 372 #endif // wxUSE_DIRDLG || wxUSE_FILEDLG
 373
 374
 375
 376 #if wxUSE_DIRDLG
 377
 378 // Function which is called by quick sort. We want to override the default wxArrayString behaviour,
 379 // and sort regardless of case.
 380 static int wxCMPFUNC_CONV wxDirCtrlStringCompareFunction(const wxString& strFirst, const wxString& strSecond)
 381 {
 382     return strFirst.CmpNoCase(strSecond);
 383 }
 384
 385 //-----------------------------------------------------------------------------
 386 // wxDirItemData
 387 //-----------------------------------------------------------------------------
 388
 389 wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
 390                              bool isDir)
 391 {
 392     m_path = path;
 393     m_name = name;
 394     /* Insert logic to detect hidden files here
 395      * In UnixLand we just check whether the first char is a dot
 396      * For FileNameFromPath read LastDirNameInThisPath ;-) */
 397     // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
 398     m_isHidden = false;
 399     m_isExpanded = false;
 400     m_isDir = isDir;
 401 }
 402
 403 void wxDirItemData::SetNewDirName(const wxString& path)
 404 {
 405     m_path = path;
 406     m_name = wxFileNameFromPath(path);
 407 }
 408
 409 bool wxDirItemData::HasSubDirs() const
 410 {
 411     if (m_path.empty())
 412         return false;
 413
 414     wxDir dir;
 415     {
 416         wxLogNull nolog;
 417         if ( !dir.Open(m_path) )
 418             return false;
 419     }
 420
 421     return dir.HasSubDirs();
 422 }
 423
 424 bool wxDirItemData::HasFiles(const wxString& WXUNUSED(spec)) const
 425 {
 426     if (m_path.empty())
 427         return false;
 428
 429     wxDir dir;
 430     {
 431         wxLogNull nolog;
 432         if ( !dir.Open(m_path) )
 433             return false;
 434     }
 435
 436     return dir.HasFiles();
 437 }
 438
 439 //-----------------------------------------------------------------------------
 440 // wxGenericDirCtrl
 441 //-----------------------------------------------------------------------------
 442
 443
 444 #if wxUSE_EXTENDED_RTTI
 445 WX_DEFINE_FLAGS( wxGenericDirCtrlStyle )
 446
 447 wxBEGIN_FLAGS( wxGenericDirCtrlStyle )
 448     // new style border flags, we put them first to
 449     // use them for streaming out
 450     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
 451     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
 452     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
 453     wxFLAGS_MEMBER(wxBORDER_RAISED)
 454     wxFLAGS_MEMBER(wxBORDER_STATIC)
 455     wxFLAGS_MEMBER(wxBORDER_NONE)
 456
 457     // old style border flags
 458     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
 459     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
 460     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
 461     wxFLAGS_MEMBER(wxRAISED_BORDER)
 462     wxFLAGS_MEMBER(wxSTATIC_BORDER)
 463     wxFLAGS_MEMBER(wxBORDER)
 464
 465     // standard window styles
 466     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
 467     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
 468     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
 469     wxFLAGS_MEMBER(wxWANTS_CHARS)
 470     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
 471     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
 472     wxFLAGS_MEMBER(wxVSCROLL)
 473     wxFLAGS_MEMBER(wxHSCROLL)
 474
 475     wxFLAGS_MEMBER(wxDIRCTRL_DIR_ONLY)
 476     wxFLAGS_MEMBER(wxDIRCTRL_3D_INTERNAL)
 477     wxFLAGS_MEMBER(wxDIRCTRL_SELECT_FIRST)
 478     wxFLAGS_MEMBER(wxDIRCTRL_SHOW_FILTERS)
 479
 480 wxEND_FLAGS( wxGenericDirCtrlStyle )
 481
 482 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGenericDirCtrl, wxControl,"wx/dirctrl.h")
 483
 484 wxBEGIN_PROPERTIES_TABLE(wxGenericDirCtrl)
 485     wxHIDE_PROPERTY( Children )
 486     wxPROPERTY( DefaultPath , wxString , SetDefaultPath , GetDefaultPath  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 487     wxPROPERTY( Filter , wxString , SetFilter , GetFilter  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 488     wxPROPERTY( DefaultFilter , int , SetFilterIndex, GetFilterIndex, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
 489     wxPROPERTY_FLAGS( WindowStyle, wxGenericDirCtrlStyle, long, SetWindowStyleFlag, GetWindowStyleFlag, EMPTY_MACROVALUE , 0, wxT("Helpstring"), wxT("group") )
 490 wxEND_PROPERTIES_TABLE()
 491
 492 wxBEGIN_HANDLERS_TABLE(wxGenericDirCtrl)
 493 wxEND_HANDLERS_TABLE()
 494
 495 wxCONSTRUCTOR_8( wxGenericDirCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , DefaultPath ,
 496                  wxPoint , Position , wxSize , Size , long , WindowStyle , wxString , Filter , int , DefaultFilter )
 497 #else
 498 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
 499 #endif
 500
 501 BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
 502   EVT_TREE_ITEM_EXPANDING     (wxID_TREECTRL, wxGenericDirCtrl::OnExpandItem)
 503   EVT_TREE_ITEM_COLLAPSED     (wxID_TREECTRL, wxGenericDirCtrl::OnCollapseItem)
 504   EVT_TREE_BEGIN_LABEL_EDIT   (wxID_TREECTRL, wxGenericDirCtrl::OnBeginEditItem)
 505   EVT_TREE_END_LABEL_EDIT     (wxID_TREECTRL, wxGenericDirCtrl::OnEndEditItem)
 506   EVT_SIZE                    (wxGenericDirCtrl::OnSize)
 507 END_EVENT_TABLE()
 508
 509 wxGenericDirCtrl::wxGenericDirCtrl(void)
 510 {
 511     Init();
 512 }
 513
 514 void wxGenericDirCtrl::ExpandRoot()
 515 {
 516     ExpandDir(m_rootId); // automatically expand first level
 517
 518     // Expand and select the default path
 519     if (!m_defaultPath.empty())
 520     {
 521         ExpandPath(m_defaultPath);
 522     }
 523 #ifdef __UNIX__
 524     else
 525     {
 526         // On Unix, there's only one node under the (hidden) root node. It
 527         // represents the / path, so the user would always have to expand it;
 528         // let's do it ourselves
 529         ExpandPath( wxT("/") );
 530     }
 531 #endif
 532 }
 533
 534 bool wxGenericDirCtrl::Create(wxWindow *parent,
 535                               const wxWindowID id,
 536                               const wxString& dir,
 537                               const wxPoint& pos,
 538                               const wxSize& size,
 539                               long style,
 540                               const wxString& filter,
 541                               int defaultFilter,
 542                               const wxString& name)
 543 {
 544     if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
 545         return false;
 546
 547     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 548
 549     Init();
 550
 551     long treeStyle = wxTR_HAS_BUTTONS;
 552
 553     // On Windows CE, if you hide the root, you get a crash when
 554     // attempting to access data for children of the root item.
 555 #ifndef __WXWINCE__
 556     treeStyle |= wxTR_HIDE_ROOT;
 557 #endif
 558
 559 #ifdef __WXGTK20__
 560     treeStyle |= wxTR_NO_LINES;
 561 #endif
 562
 563     if (style & wxDIRCTRL_EDIT_LABELS)
 564         treeStyle |= wxTR_EDIT_LABELS;
 565
 566     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 567         treeStyle |= wxNO_BORDER;
 568     else
 569         treeStyle |= wxBORDER_SUNKEN;
 570
 571     long filterStyle = 0;
 572     if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
 573         filterStyle |= wxNO_BORDER;
 574     else
 575         filterStyle |= wxBORDER_SUNKEN;
 576
 577     m_treeCtrl = CreateTreeCtrl(this, wxID_TREECTRL,
 578                                 wxPoint(0,0), GetClientSize(), treeStyle);
 579
 580     if (!filter.empty() && (style & wxDIRCTRL_SHOW_FILTERS))
 581         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL, wxDefaultPosition, wxDefaultSize, filterStyle);
 582
 583     m_defaultPath = dir;
 584     m_filter = filter;
 585
 586     if (m_filter.empty())
 587 #ifdef __UNIX__
 588         m_filter = wxT("*");
 589 #else
 590         m_filter = wxT("*.*");
 591 #endif
 592
 593     SetFilterIndex(defaultFilter);
 594
 595     if (m_filterListCtrl)
 596         m_filterListCtrl->FillFilterList(filter, defaultFilter);
 597
 598     m_treeCtrl->SetImageList(wxTheFileIconsTable->GetSmallImageList());
 599
 600     m_showHidden = false;
 601     wxDirItemData* rootData = new wxDirItemData(wxEmptyString, wxEmptyString, true);
 602
 603     wxString rootName;
 604
 605 #if defined(__WINDOWS__) || defined(__OS2__) || defined(__DOS__)
 606     rootName = _("Computer");
 607 #else
 608     rootName = _("Sections");
 609 #endif
 610
 611     m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
 612     m_treeCtrl->SetItemHasChildren(m_rootId);
 613
 614     ExpandRoot();
 615
 616     SetBestSize(size);
 617     DoResize();
 618
 619     return true;
 620 }
 621
 622 wxGenericDirCtrl::~wxGenericDirCtrl()
 623 {
 624 }
 625
 626 void wxGenericDirCtrl::Init()
 627 {
 628     m_showHidden = false;
 629     m_currentFilter = 0;
 630     m_currentFilterStr = wxEmptyString; // Default: any file
 631     m_treeCtrl = NULL;
 632     m_filterListCtrl = NULL;
 633 }
 634
 635 wxTreeCtrl* wxGenericDirCtrl::CreateTreeCtrl(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long treeStyle)
 636 {
 637     return new wxTreeCtrl(parent, id, pos, size, treeStyle);
 638 }
 639
 640 void wxGenericDirCtrl::ShowHidden( bool show )
 641 {
 642     m_showHidden = show;
 643
 644     wxString path = GetPath();
 645     ReCreateTree();
 646     SetPath(path);
 647 }
 648
 649 const wxTreeItemId
 650 wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
 651 {
 652     wxDirItemData *dir_item = new wxDirItemData(path,name,true);
 653
 654     wxTreeItemId id = AppendItem( m_rootId, name, imageId, -1, dir_item);
 655
 656     m_treeCtrl->SetItemHasChildren(id);
 657
 658     return id;
 659 }
 660
 661 void wxGenericDirCtrl::SetupSections()
 662 {
 663     wxArrayString paths, names;
 664     wxArrayInt icons;
 665
 666     size_t n, count = wxGetAvailableDrives(paths, names, icons);
 667
 668 #ifdef __WXGTK20__
 669     wxString home = wxGetHomeDir();
 670     AddSection( home, _("Home directory"), 1);
 671     home += wxT("/Desktop");
 672     AddSection( home, _("Desktop"), 1);
 673 #endif
 674
 675     for (n = 0; n < count; n++)
 676         AddSection(paths[n], names[n], icons[n]);
 677 }
 678
 679 void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
 680 {
 681     // don't rename the main entry "Sections"
 682     if (event.GetItem() == m_rootId)
 683     {
 684         event.Veto();
 685         return;
 686     }
 687
 688     // don't rename the individual sections
 689     if (m_treeCtrl->GetItemParent( event.GetItem() ) == m_rootId)
 690     {
 691         event.Veto();
 692         return;
 693     }
 694 }
 695
 696 void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
 697 {
 698     if ((event.GetLabel().empty()) ||
 699         (event.GetLabel() == _(".")) ||
 700         (event.GetLabel() == _("..")) ||
 701         (event.GetLabel().Find(wxT('/')) != wxNOT_FOUND) ||
 702         (event.GetLabel().Find(wxT('\\')) != wxNOT_FOUND) ||
 703         (event.GetLabel().Find(wxT('|')) != wxNOT_FOUND))
 704     {
 705         wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
 706         dialog.ShowModal();
 707         event.Veto();
 708         return;
 709     }
 710
 711     wxTreeItemId id = event.GetItem();
 712     wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
 713     wxASSERT( data );
 714
 715     wxString new_name( wxPathOnly( data->m_path ) );
 716     new_name += wxString(wxFILE_SEP_PATH);
 717     new_name += event.GetLabel();
 718
 719     wxLogNull log;
 720
 721     if (wxFileExists(new_name))
 722     {
 723         wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
 724         dialog.ShowModal();
 725         event.Veto();
 726     }
 727
 728     if (wxRenameFile(data->m_path,new_name))
 729     {
 730         data->SetNewDirName( new_name );
 731     }
 732     else
 733     {
 734         wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
 735         dialog.ShowModal();
 736         event.Veto();
 737     }
 738 }
 739
 740 void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
 741 {
 742     wxTreeItemId parentId = event.GetItem();
 743
 744     // VS: this is needed because the event handler is called from wxTreeCtrl
 745     //     ctor when wxTR_HIDE_ROOT was specified
 746
 747     if (!m_rootId.IsOk())
 748
 749         m_rootId = m_treeCtrl->GetRootItem();
 750
 751     ExpandDir(parentId);
 752 }
 753
 754 void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
 755 {
 756     CollapseDir(event.GetItem());
 757 }
 758
 759 void wxGenericDirCtrl::CollapseDir(wxTreeItemId parentId)
 760 {
 761     wxTreeItemId child;
 762
 763     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 764     if (!data->m_isExpanded)
 765         return;
 766
 767     data->m_isExpanded = false;
 768     wxTreeItemIdValue cookie;
 769     /* Workaround because DeleteChildren has disapeared (why?) and
 770      * CollapseAndReset doesn't work as advertised (deletes parent too) */
 771     child = m_treeCtrl->GetFirstChild(parentId, cookie);
 772     while (child.IsOk())
 773     {
 774         m_treeCtrl->Delete(child);
 775         /* Not GetNextChild below, because the cookie mechanism can't
 776          * handle disappearing children! */
 777         child = m_treeCtrl->GetFirstChild(parentId, cookie);
 778     }
 779     if (parentId != m_treeCtrl->GetRootItem())
 780         m_treeCtrl->Collapse(parentId);
 781 }
 782
 783 void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
 784 {
 785     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
 786
 787     if (data->m_isExpanded)
 788         return;
 789
 790     data->m_isExpanded = true;
 791
 792     if (parentId == m_treeCtrl->GetRootItem())
 793     {
 794         SetupSections();
 795         return;
 796     }
 797
 798     wxASSERT(data);
 799
 800     wxString search,path,filename;
 801
 802     wxString dirName(data->m_path);
 803
 804 #if (defined(__WINDOWS__) && !defined(__WXWINCE__)) || defined(__DOS__) || defined(__OS2__)
 805     // Check if this is a root directory and if so,
 806     // whether the drive is avaiable.
 807     if (!wxIsDriveAvailable(dirName))
 808     {
 809         data->m_isExpanded = false;
 810         //wxMessageBox(wxT("Sorry, this drive is not available."));
 811         return;
 812     }
 813 #endif
 814
 815     // This may take a longish time. Go to busy cursor
 816     wxBusyCursor busy;
 817
 818 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 819     if (dirName.Last() == ':')
 820         dirName += wxString(wxFILE_SEP_PATH);
 821 #endif
 822
 823     wxArrayString dirs;
 824     wxArrayString filenames;
 825
 826     wxDir d;
 827     wxString eachFilename;
 828
 829     wxLogNull log;
 830     d.Open(dirName);
 831
 832     if (d.IsOpened())
 833     {
 834         int style = wxDIR_DIRS;
 835         if (m_showHidden) style |= wxDIR_HIDDEN;
 836         if (d.GetFirst(& eachFilename, wxEmptyString, style))
 837         {
 838             do
 839             {
 840                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 841                 {
 842                     dirs.Add(eachFilename);
 843                 }
 844             }
 845             while (d.GetNext(&eachFilename));
 846         }
 847     }
 848     dirs.Sort(wxDirCtrlStringCompareFunction);
 849
 850     // Now do the filenames -- but only if we're allowed to
 851     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 852     {
 853         d.Open(dirName);
 854
 855         if (d.IsOpened())
 856         {
 857             int style = wxDIR_FILES;
 858             if (m_showHidden) style |= wxDIR_HIDDEN;
 859             // Process each filter (ex: "JPEG Files (*.jpg;*.jpeg)|*.jpg;*.jpeg")
 860             wxStringTokenizer strTok;
 861             wxString curFilter;
 862             strTok.SetString(m_currentFilterStr,wxT(";"));
 863             while(strTok.HasMoreTokens())
 864             {
 865                 curFilter = strTok.GetNextToken();
 866                 if (d.GetFirst(& eachFilename, curFilter, style))
 867                 {
 868                     do
 869                     {
 870                         if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
 871                         {
 872                             filenames.Add(eachFilename);
 873                         }
 874                     }
 875                     while (d.GetNext(& eachFilename));
 876                 }
 877             }
 878         }
 879         filenames.Sort(wxDirCtrlStringCompareFunction);
 880     }
 881
 882     // Add the sorted dirs
 883     size_t i;
 884     for (i = 0; i < dirs.Count(); i++)
 885     {
 886         eachFilename = dirs[i];
 887         path = dirName;
 888         if (!wxEndsWithPathSeparator(path))
 889             path += wxString(wxFILE_SEP_PATH);
 890         path += eachFilename;
 891
 892         wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,true);
 893         wxTreeItemId id = AppendItem( parentId, eachFilename,
 894                                       wxFileIconsTable::folder, -1, dir_item);
 895         m_treeCtrl->SetItemImage( id, wxFileIconsTable::folder_open,
 896                                   wxTreeItemIcon_Expanded );
 897
 898         // Has this got any children? If so, make it expandable.
 899         // (There are two situations when a dir has children: either it
 900         // has subdirectories or it contains files that weren't filtered
 901         // out. The latter only applies to dirctrl with files.)
 902         if ( dir_item->HasSubDirs() ||
 903              (((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0) &&
 904                dir_item->HasFiles(m_currentFilterStr)) )
 905         {
 906             m_treeCtrl->SetItemHasChildren(id);
 907         }
 908     }
 909
 910     // Add the sorted filenames
 911     if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
 912     {
 913         for (i = 0; i < filenames.Count(); i++)
 914         {
 915             eachFilename = filenames[i];
 916             path = dirName;
 917             if (!wxEndsWithPathSeparator(path))
 918                 path += wxString(wxFILE_SEP_PATH);
 919             path += eachFilename;
 920             //path = dirName + wxString(wxT("/")) + eachFilename;
 921             wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,false);
 922             int image_id = wxFileIconsTable::file;
 923             if (eachFilename.Find(wxT('.')) != wxNOT_FOUND)
 924                 image_id = wxTheFileIconsTable->GetIconID(eachFilename.AfterLast(wxT('.')));
 925             (void) AppendItem( parentId, eachFilename, image_id, -1, dir_item);
 926         }
 927     }
 928 }
 929
 930 void wxGenericDirCtrl::ReCreateTree()
 931 {
 932     CollapseDir(m_treeCtrl->GetRootItem());
 933     ExpandRoot();
 934 }
 935
 936 void wxGenericDirCtrl::CollapseTree()
 937 {
 938     wxTreeItemIdValue cookie;
 939     wxTreeItemId child = m_treeCtrl->GetFirstChild(m_rootId, cookie);
 940     while (child.IsOk())
 941     {
 942         CollapseDir(child);
 943         child = m_treeCtrl->GetNextChild(m_rootId, cookie);
 944     }
 945 }
 946
 947 // Find the child that matches the first part of 'path'.
 948 // E.g. if a child path is "/usr" and 'path' is "/usr/include"
 949 // then the child for /usr is returned.
 950 wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
 951 {
 952     wxString path2(path);
 953
 954     // Make sure all separators are as per the current platform
 955     path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
 956     path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
 957
 958     // Append a separator to foil bogus substring matching
 959     path2 += wxString(wxFILE_SEP_PATH);
 960
 961     // In MSW or PM, case is not significant
 962 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 963     path2.MakeLower();
 964 #endif
 965
 966     wxTreeItemIdValue cookie;
 967     wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
 968     while (childId.IsOk())
 969     {
 970         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
 971
 972         if (data && !data->m_path.empty())
 973         {
 974             wxString childPath(data->m_path);
 975             if (!wxEndsWithPathSeparator(childPath))
 976                 childPath += wxString(wxFILE_SEP_PATH);
 977
 978             // In MSW and PM, case is not significant
 979 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
 980             childPath.MakeLower();
 981 #endif
 982
 983             if (childPath.Len() <= path2.Len())
 984             {
 985                 wxString path3 = path2.Mid(0, childPath.Len());
 986                 if (childPath == path3)
 987                 {
 988                     if (path3.Len() == path2.Len())
 989                         done = true;
 990                     else
 991                         done = false;
 992                     return childId;
 993                 }
 994             }
 995         }
 996
 997         childId = m_treeCtrl->GetNextChild(parentId, cookie);
 998     }
 999     wxTreeItemId invalid;
1000     return invalid;
1001 }
1002
1003 // Try to expand as much of the given path as possible,
1004 // and select the given tree item.
1005 bool wxGenericDirCtrl::ExpandPath(const wxString& path)
1006 {
1007     bool done = false;
1008     wxTreeItemId id = FindChild(m_rootId, path, done);
1009     wxTreeItemId lastId = id; // The last non-zero id
1010     while (id.IsOk() && !done)
1011     {
1012         ExpandDir(id);
1013
1014         id = FindChild(id, path, done);
1015         if (id.IsOk())
1016             lastId = id;
1017     }
1018     if (!lastId.IsOk())
1019         return false;
1020
1021     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
1022     if (data->m_isDir)
1023     {
1024         m_treeCtrl->Expand(lastId);
1025     }
1026     if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
1027     {
1028         // Find the first file in this directory
1029         wxTreeItemIdValue cookie;
1030         wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
1031         bool selectedChild = false;
1032         while (childId.IsOk())
1033         {
1034             data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
1035
1036             if (data && data->m_path != wxEmptyString && !data->m_isDir)
1037             {
1038                 m_treeCtrl->SelectItem(childId);
1039                 m_treeCtrl->EnsureVisible(childId);
1040                 selectedChild = true;
1041                 break;
1042             }
1043             childId = m_treeCtrl->GetNextChild(lastId, cookie);
1044         }
1045         if (!selectedChild)
1046         {
1047             m_treeCtrl->SelectItem(lastId);
1048             m_treeCtrl->EnsureVisible(lastId);
1049         }
1050     }
1051     else
1052     {
1053         m_treeCtrl->SelectItem(lastId);
1054         m_treeCtrl->EnsureVisible(lastId);
1055     }
1056
1057     return true;
1058 }
1059
1060 wxString wxGenericDirCtrl::GetPath() const
1061 {
1062     wxTreeItemId id = m_treeCtrl->GetSelection();
1063     if (id)
1064     {
1065         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1066         return data->m_path;
1067     }
1068     else
1069         return wxEmptyString;
1070 }
1071
1072 wxString wxGenericDirCtrl::GetFilePath() const
1073 {
1074     wxTreeItemId id = m_treeCtrl->GetSelection();
1075     if (id)
1076     {
1077         wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1078         if (data->m_isDir)
1079             return wxEmptyString;
1080         else
1081             return data->m_path;
1082     }
1083     else
1084         return wxEmptyString;
1085 }
1086
1087 void wxGenericDirCtrl::SetPath(const wxString& path)
1088 {
1089     m_defaultPath = path;
1090     if (m_rootId)
1091         ExpandPath(path);
1092 }
1093
1094 // Not used
1095 #if 0
1096 void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1097 {
1098     wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1099
1100     // This may take a longish time. Go to busy cursor
1101     wxBusyCursor busy;
1102
1103     wxASSERT(data);
1104
1105     wxString search,path,filename;
1106
1107     wxString dirName(data->m_path);
1108
1109 #if defined(__WXMSW__) || defined(__OS2__)
1110     if (dirName.Last() == ':')
1111         dirName += wxString(wxFILE_SEP_PATH);
1112 #endif
1113
1114     wxDir d;
1115     wxString eachFilename;
1116
1117     wxLogNull log;
1118     d.Open(dirName);
1119
1120     if (d.IsOpened())
1121     {
1122         if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1123         {
1124             do
1125             {
1126                 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1127                 {
1128                     filenames.Add(eachFilename);
1129                 }
1130             }
1131             while (d.GetNext(& eachFilename)) ;
1132         }
1133     }
1134 }
1135 #endif
1136
1137 void wxGenericDirCtrl::SetFilterIndex(int n)
1138 {
1139     m_currentFilter = n;
1140
1141     wxString f, d;
1142     if (ExtractWildcard(m_filter, n, f, d))
1143         m_currentFilterStr = f;
1144     else
1145 #ifdef __UNIX__
1146         m_currentFilterStr = wxT("*");
1147 #else
1148         m_currentFilterStr = wxT("*.*");
1149 #endif
1150 }
1151
1152 void wxGenericDirCtrl::SetFilter(const wxString& filter)
1153 {
1154     m_filter = filter;
1155
1156     wxString f, d;
1157     if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1158         m_currentFilterStr = f;
1159     else
1160 #ifdef __UNIX__
1161         m_currentFilterStr = wxT("*");
1162 #else
1163         m_currentFilterStr = wxT("*.*");
1164 #endif
1165 }
1166
1167 // Extract description and actual filter from overall filter string
1168 bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1169 {
1170     wxArrayString filters, descriptions;
1171     int count = wxParseCommonDialogsFilter(filterStr, descriptions, filters);
1172     if (count > 0 && n < count)
1173     {
1174         filter = filters[n];
1175         description = descriptions[n];
1176         return true;
1177     }
1178
1179     return false;
1180 }
1181
1182 #if WXWIN_COMPATIBILITY_2_4
1183 // Parses the global filter, returning the number of filters.
1184 // Returns 0 if none or if there's a problem.
1185 // filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
1186 int wxGenericDirCtrl::ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions)
1187 {
1188     return wxParseCommonDialogsFilter(filterStr, descriptions, filters );
1189 }
1190 #endif // WXWIN_COMPATIBILITY_2_4
1191
1192 void wxGenericDirCtrl::DoResize()
1193 {
1194     wxSize sz = GetClientSize();
1195     int verticalSpacing = 3;
1196     if (m_treeCtrl)
1197     {
1198         wxSize filterSz ;
1199         if (m_filterListCtrl)
1200         {
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