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Include imaglist.h
[wxWidgets.git] / src / generic / dirctrlg.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: dirctrlg.cpp
3 // Purpose: wxGenericDirCtrl
4 // Author: Harm van der Heijden, Robert Roebling, Julian Smart
5 // Modified by:
6 // Created: 12/12/98
7 // RCS-ID: $Id$
8 // Copyright: (c) Harm van der Heijden, Robert Roebling and Julian Smart
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
13 #pragma implementation "dirctrlg.h"
14 #endif
15
16 // For compilers that support precompilation, includes "wx.h".
17 #include "wx/wxprec.h"
18
19 #ifdef __BORLANDC__
20 #pragma hdrstop
21 #endif
22
23 #if wxUSE_DIRDLG
24
25 #include "wx/generic/dirctrlg.h"
26
27 #include "wx/module.h"
28 #include "wx/utils.h"
29 #include "wx/button.h"
30 #include "wx/layout.h"
31 #include "wx/msgdlg.h"
32 #include "wx/textctrl.h"
33 #include "wx/textdlg.h"
34 #include "wx/filefn.h"
35 #include "wx/cmndata.h"
36 #include "wx/gdicmn.h"
37 #include "wx/intl.h"
38 #include "wx/imaglist.h"
39 #include "wx/icon.h"
40 #include "wx/log.h"
41 #include "wx/sizer.h"
42 #include "wx/tokenzr.h"
43 #include "wx/dir.h"
44 #include "wx/settings.h"
45 #include "wx/artprov.h"
46 #include "wx/hash.h"
47 #include "wx/mimetype.h"
48 #include "wx/image.h"
49 #include "wx/choice.h"
50 #include "wx/filedlg.h" // for wxFileDialogBase::ParseWildcard
51
52 #if wxUSE_STATLINE
53 #include "wx/statline.h"
54 #endif
55
56 #if defined(__WXMAC__)
57 #include "wx/mac/private.h" // includes mac headers
58 #endif
59
60 #ifdef __WXMSW__
61 #include <windows.h>
62
63 // FIXME - Mingw32 1.0 has both _getdrive() and _chdrive(). For now, let's assume
64 // older releases don't, but it should be verified and the checks modified
65 // accordingly.
66 #if !defined(__GNUWIN32__) || (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
67 #if !defined(__WXWINCE__)
68 #include <direct.h>
69 #endif
70 #include <stdlib.h>
71 #include <ctype.h>
72 #endif
73
74 #endif
75
76 #ifdef __WXPM__
77
78 #define INCL_BASE
79 #include <os2.h>
80 #ifndef __EMX__
81 #include <direct.h>
82 #endif
83 #include <stdlib.h>
84 #include <ctype.h>
85 extern bool wxIsDriveAvailable(const wxString& dirName);
86 #endif // __WXPM__
87
88 #if defined(__WXMAC__)
89 # ifdef __DARWIN__
90 # include "MoreFilesX.h"
91 # else
92 # include "MoreFilesExtras.h"
93 # endif
94 #endif
95
96 #ifdef __BORLANDC__
97 #include "dos.h"
98 #endif
99
100 // If compiled under Windows, this macro can cause problems
101 #ifdef GetFirstChild
102 #undef GetFirstChild
103 #endif
104
105 // ----------------------------------------------------------------------------
106 // wxGetAvailableDrives, for WINDOWS, DOS, WXPM, MAC, UNIX (returns "/")
107 // ----------------------------------------------------------------------------
108
109 size_t wxGetAvailableDrives(wxArrayString &paths, wxArrayString &names, wxArrayInt &icon_ids)
110 {
111 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
112
113 #ifdef __WXWINCE__
114 // No logical drives; return "\"
115 paths.Add(wxT("\\"));
116 names.Add(wxT("\\"));
117 return 1;
118 #elif defined(__WIN32__)
119 wxChar driveBuffer[256];
120 size_t n = (size_t) GetLogicalDriveStrings(255, driveBuffer);
121 size_t i = 0;
122 while (i < n)
123 {
124 wxString path, name;
125 path.Printf(wxT("%c:\\"), driveBuffer[i]);
126 name.Printf(wxT("%c:"), driveBuffer[i]);
127
128 int imageId = wxFileIconsTable::drive;
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 #else // !__WIN32__
159 int drive;
160
161 /* If we can switch to the drive, it exists. */
162 for( drive = 1; drive <= 26; drive++ )
163 {
164 wxString path, name;
165 path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
166 name.Printf(wxT("%c:"), (char) (drive + 'A' - 1));
167
168 if (wxIsDriveAvailable(path))
169 {
170 paths.Add(path);
171 names.Add(name);
172 icon_ids.Add((drive <= 2) ? wxFileIconsTable::floppy : wxFileIconsTable::drive);
173 }
174 }
175 #endif // __WIN32__/!__WIN32__
176
177 #elif defined(__WXMAC__)
178 #ifdef __DARWIN__
179 FSRef **theVolRefs;
180 ItemCount theVolCount;
181 char thePath[FILENAME_MAX];
182
183 if (FSGetMountedVolumes(&theVolRefs, &theVolCount) == noErr) {
184 ItemCount index;
185 ::HLock( (Handle)theVolRefs ) ;
186 for (index = 0; index < theVolCount; ++index) {
187 // get the POSIX path associated with the FSRef
188 if ( FSRefMakePath(&((*theVolRefs)[index]),
189 (UInt8 *)thePath, sizeof(thePath)) != noErr ) {
190 continue;
191 }
192 // add path separator at end if necessary
193 wxString path( thePath , wxConvLocal) ;
194 if (path.Last() != wxFILE_SEP_PATH) {
195 path += wxFILE_SEP_PATH;
196 }
197 // get Mac volume name for display
198 FSVolumeRefNum vRefNum ;
199 HFSUniStr255 volumeName ;
200
201 if ( FSGetVRefNum(&((*theVolRefs)[index]), &vRefNum) != noErr ) {
202 continue;
203 }
204 if ( FSGetVInfo(vRefNum, &volumeName, NULL, NULL) != noErr ) {
205 continue;
206 }
207 // get C string from Unicode HFS name
208 // see: http://developer.apple.com/carbon/tipsandtricks.html
209 CFStringRef cfstr = CFStringCreateWithCharacters( kCFAllocatorDefault,
210 volumeName.unicode,
211 volumeName.length );
212 // Do something with str
213 char *cstr = NewPtr(CFStringGetLength(cfstr) + 1);
214 if (( cstr == NULL ) ||
215 !CFStringGetCString(cfstr, cstr, CFStringGetLength(cfstr) + 1,
216 kCFStringEncodingMacRoman))
217 {
218 CFRelease( cstr );
219 continue;
220 }
221 wxString name( cstr , wxConvLocal );
222 DisposePtr( cstr );
223 CFRelease( cfstr );
224
225 GetVolParmsInfoBuffer volParmsInfo;
226 UInt32 actualSize;
227 if ( FSGetVolParms(vRefNum, sizeof(volParmsInfo), &volParmsInfo, &actualSize) != noErr ) {
228 continue;
229 }
230
231 paths.Add(path);
232 names.Add(name);
233
234 if ( VolIsEjectable(&volParmsInfo) )
235 icon_ids.Add(wxFileIconsTable::cdrom);
236 else
237 icon_ids.Add(wxFileIconsTable::drive);
238 }
239 ::HUnlock( (Handle)theVolRefs );
240 ::DisposeHandle( (Handle)theVolRefs );
241 }
242 #else // !__DARWIN__
243 FSSpec volume;
244 short index = 1;
245 while(1)
246 {
247 short actualCount = 0 ;
248 if (OnLine(&volume, 1, &actualCount, &index ) != noErr || actualCount==0)
249 {
250 break;
251 }
252
253 wxString name = wxMacFSSpec2MacFilename( &volume );
254 paths.Add(name + wxFILE_SEP_PATH);
255 names.Add(name);
256 icon_ids.Add(wxFileIconsTable::drive);
257 }
258 #endif // __DARWIN__
259
260 #elif defined(__UNIX__)
261 paths.Add(wxT("/"));
262 names.Add(wxT("/"));
263 icon_ids.Add(wxFileIconsTable::computer);
264 #else
265 #error "Unsupported platform in wxGenericDirCtrl!"
266 #endif
267 return paths.GetCount();
268 }
269
270 // ----------------------------------------------------------------------------
271 // wxIsDriveAvailable
272 // ----------------------------------------------------------------------------
273
274 #if defined(__DOS__)
275
276 bool wxIsDriveAvailable(const wxString& dirName)
277 {
278 // FIXME_MGL - this method leads to hang up under Watcom for some reason
279 #ifndef __WATCOMC__
280 if ( dirName.Len() == 3 && dirName[1u] == wxT(':') )
281 {
282 wxString dirNameLower(dirName.Lower());
283 // VS: always return TRUE for removable media, since Win95 doesn't
284 // like it when MS-DOS app accesses empty floppy drive
285 return (dirNameLower[0u] == wxT('a') ||
286 dirNameLower[0u] == wxT('b') ||
287 wxPathExists(dirNameLower));
288 }
289 else
290 #endif
291 return TRUE;
292 }
293
294 #elif defined(__WINDOWS__) || defined(__WXPM__)
295
296 int setdrive(int drive)
297 {
298 #ifdef __WXWINCE__
299 return 0;
300 #elif defined(__GNUWIN32__) && \
301 (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
302 return _chdrive(drive);
303 #else
304 wxChar newdrive[3];
305
306 if (drive < 1 || drive > 31)
307 return -1;
308 newdrive[0] = (wxChar)(wxT('A') + drive - 1);
309 newdrive[1] = wxT(':');
310 newdrive[2] = wxT('\0');
311 #if defined(__WXMSW__)
312 if (::SetCurrentDirectory(newdrive))
313 #else
314 // VA doesn't know what LPSTR is and has its own set
315 if (DosSetCurrentDir((PSZ)newdrive))
316 #endif
317 return 0;
318 else
319 return -1;
320 #endif // !GNUWIN32
321 }
322
323 bool wxIsDriveAvailable(const wxString& dirName)
324 {
325 #ifdef __WXWINCE__
326 return FALSE;
327 #else
328 #ifdef __WIN32__
329 UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
330 #endif
331 bool success = TRUE;
332
333 // Check if this is a root directory and if so,
334 // whether the drive is available.
335 if (dirName.Len() == 3 && dirName[(size_t)1] == wxT(':'))
336 {
337 wxString dirNameLower(dirName.Lower());
338 #if defined(__GNUWIN32__) && !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
339 success = wxPathExists(dirNameLower);
340 #else
341 int currentDrive = _getdrive();
342 int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
343 int err = setdrive( thisDrive ) ;
344 setdrive( currentDrive );
345
346 if (err == -1)
347 {
348 success = FALSE;
349 }
350 #endif
351 }
352 #ifdef __WIN32__
353 (void) SetErrorMode(errorMode);
354 #endif
355
356 return success;
357 #endif
358 }
359 #endif // __WINDOWS__ || __WXPM__
360
361
362 // Function which is called by quick sort. We want to override the default wxArrayString behaviour,
363 // and sort regardless of case.
364 static int LINKAGEMODE wxDirCtrlStringCompareFunction(wxString* strFirst, wxString* strSecond)
365 {
366 return strFirst->CmpNoCase(*strSecond);
367 }
368
369 //-----------------------------------------------------------------------------
370 // wxDirItemData
371 //-----------------------------------------------------------------------------
372
373 wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
374 bool isDir)
375 {
376 m_path = path;
377 m_name = name;
378 /* Insert logic to detect hidden files here
379 * In UnixLand we just check whether the first char is a dot
380 * For FileNameFromPath read LastDirNameInThisPath ;-) */
381 // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
382 m_isHidden = FALSE;
383 m_isExpanded = FALSE;
384 m_isDir = isDir;
385 }
386
387 wxDirItemData::~wxDirItemData()
388 {
389 }
390
391 void wxDirItemData::SetNewDirName(const wxString& path)
392 {
393 m_path = path;
394 m_name = wxFileNameFromPath(path);
395 }
396
397 bool wxDirItemData::HasSubDirs() const
398 {
399 if (m_path.IsEmpty())
400 return FALSE;
401
402 wxDir dir;
403 {
404 wxLogNull nolog;
405 if ( !dir.Open(m_path) )
406 return FALSE;
407 }
408
409 return dir.HasSubDirs();
410 }
411
412 bool wxDirItemData::HasFiles(const wxString& WXUNUSED(spec)) const
413 {
414 if (m_path.IsEmpty())
415 return FALSE;
416
417 wxDir dir;
418 {
419 wxLogNull nolog;
420 if ( !dir.Open(m_path) )
421 return FALSE;
422 }
423
424 return dir.HasFiles();
425 }
426
427 //-----------------------------------------------------------------------------
428 // wxGenericDirCtrl
429 //-----------------------------------------------------------------------------
430
431
432 #if wxUSE_EXTENDED_RTTI
433 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGenericDirCtrl, wxControl,"wx/dirctrl.h")
434
435 WX_BEGIN_PROPERTIES_TABLE(wxGenericDirCtrl)
436 WX_PROPERTY( DefaultPath , wxString , SetDefaultPath , GetDefaultPath , )
437 WX_PROPERTY( Filter , wxString , SetFilter , GetFilter , )
438 WX_PROPERTY( DefaultFilter , int , SetFilterIndex, GetFilterIndex, )
439 WX_END_PROPERTIES_TABLE()
440
441 WX_BEGIN_HANDLERS_TABLE(wxGenericDirCtrl)
442 WX_END_HANDLERS_TABLE()
443
444 WX_CONSTRUCTOR_8( wxGenericDirCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , DefaultPath ,
445 wxPoint , Position , wxSize , Size , long , WindowStyle , wxString , Filter , int , DefaultFilter )
446 #else
447 IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
448 #endif
449
450 BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
451 EVT_TREE_ITEM_EXPANDING (-1, wxGenericDirCtrl::OnExpandItem)
452 EVT_TREE_ITEM_COLLAPSED (-1, wxGenericDirCtrl::OnCollapseItem)
453 EVT_TREE_BEGIN_LABEL_EDIT (-1, wxGenericDirCtrl::OnBeginEditItem)
454 EVT_TREE_END_LABEL_EDIT (-1, wxGenericDirCtrl::OnEndEditItem)
455 EVT_SIZE (wxGenericDirCtrl::OnSize)
456 END_EVENT_TABLE()
457
458 wxGenericDirCtrl::wxGenericDirCtrl(void)
459 {
460 Init();
461 }
462
463 bool wxGenericDirCtrl::Create(wxWindow *parent,
464 const wxWindowID id,
465 const wxString& dir,
466 const wxPoint& pos,
467 const wxSize& size,
468 long style,
469 const wxString& filter,
470 int defaultFilter,
471 const wxString& name)
472 {
473 if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
474 return FALSE;
475
476 SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
477
478 Init();
479
480 long treeStyle = wxTR_HAS_BUTTONS | wxTR_HIDE_ROOT;
481
482 if (style & wxDIRCTRL_EDIT_LABELS)
483 treeStyle |= wxTR_EDIT_LABELS;
484
485 if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
486 treeStyle |= wxNO_BORDER;
487 else
488 treeStyle |= wxBORDER_SUNKEN;
489
490 long filterStyle = 0;
491 if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
492 filterStyle |= wxNO_BORDER;
493 else
494 filterStyle |= wxBORDER_SUNKEN;
495
496 m_treeCtrl = new wxTreeCtrl(this, wxID_TREECTRL, pos, size, treeStyle);
497
498 if (!filter.IsEmpty() && (style & wxDIRCTRL_SHOW_FILTERS))
499 m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL, wxDefaultPosition, wxDefaultSize, filterStyle);
500
501 m_defaultPath = dir;
502 m_filter = filter;
503
504 SetFilterIndex(defaultFilter);
505
506 if (m_filterListCtrl)
507 m_filterListCtrl->FillFilterList(filter, defaultFilter);
508
509 m_treeCtrl->SetImageList(wxTheFileIconsTable->GetSmallImageList());
510
511 m_showHidden = FALSE;
512 wxDirItemData* rootData = new wxDirItemData(wxT(""), wxT(""), TRUE);
513
514 wxString rootName;
515
516 #if defined(__WINDOWS__) || defined(__WXPM__) || defined(__DOS__)
517 rootName = _("Computer");
518 #else
519 rootName = _("Sections");
520 #endif
521
522 m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
523 m_treeCtrl->SetItemHasChildren(m_rootId);
524 ExpandDir(m_rootId); // automatically expand first level
525
526 // Expand and select the default path
527 if (!m_defaultPath.IsEmpty())
528 ExpandPath(m_defaultPath);
529
530 DoResize();
531
532 return TRUE;
533 }
534
535 wxGenericDirCtrl::~wxGenericDirCtrl()
536 {
537 }
538
539 void wxGenericDirCtrl::Init()
540 {
541 m_showHidden = FALSE;
542 m_currentFilter = 0;
543 m_currentFilterStr = wxEmptyString; // Default: any file
544 m_treeCtrl = NULL;
545 m_filterListCtrl = NULL;
546 }
547
548 void wxGenericDirCtrl::ShowHidden( bool show )
549 {
550 m_showHidden = show;
551
552 wxString path = GetPath();
553 ReCreateTree();
554 SetPath(path);
555 }
556
557 const wxTreeItemId
558 wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
559 {
560 wxDirItemData *dir_item = new wxDirItemData(path,name,TRUE);
561
562 wxTreeItemId id = AppendItem( m_rootId, name, imageId, -1, dir_item);
563
564 m_treeCtrl->SetItemHasChildren(id);
565
566 return id;
567 }
568
569 void wxGenericDirCtrl::SetupSections()
570 {
571 wxArrayString paths, names;
572 wxArrayInt icons;
573
574 size_t n, count = wxGetAvailableDrives(paths, names, icons);
575
576 for (n = 0; n < count; n++)
577 {
578 AddSection(paths[n], names[n], icons[n]);
579 }
580 }
581
582 void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
583 {
584 // don't rename the main entry "Sections"
585 if (event.GetItem() == m_rootId)
586 {
587 event.Veto();
588 return;
589 }
590
591 // don't rename the individual sections
592 if (m_treeCtrl->GetItemParent( event.GetItem() ) == m_rootId)
593 {
594 event.Veto();
595 return;
596 }
597 }
598
599 void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
600 {
601 if ((event.GetLabel().IsEmpty()) ||
602 (event.GetLabel() == _(".")) ||
603 (event.GetLabel() == _("..")) ||
604 (event.GetLabel().Find(wxT('/')) != wxNOT_FOUND) ||
605 (event.GetLabel().Find(wxT('\\')) != wxNOT_FOUND) ||
606 (event.GetLabel().Find(wxT('|')) != wxNOT_FOUND))
607 {
608 wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
609 dialog.ShowModal();
610 event.Veto();
611 return;
612 }
613
614 wxTreeItemId id = event.GetItem();
615 wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
616 wxASSERT( data );
617
618 wxString new_name( wxPathOnly( data->m_path ) );
619 new_name += wxString(wxFILE_SEP_PATH);
620 new_name += event.GetLabel();
621
622 wxLogNull log;
623
624 if (wxFileExists(new_name))
625 {
626 wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
627 dialog.ShowModal();
628 event.Veto();
629 }
630
631 if (wxRenameFile(data->m_path,new_name))
632 {
633 data->SetNewDirName( new_name );
634 }
635 else
636 {
637 wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
638 dialog.ShowModal();
639 event.Veto();
640 }
641 }
642
643 void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
644 {
645 wxTreeItemId parentId = event.GetItem();
646
647 // VS: this is needed because the event handler is called from wxTreeCtrl
648 // ctor when wxTR_HIDE_ROOT was specified
649
650 if (!m_rootId.IsOk())
651
652 m_rootId = m_treeCtrl->GetRootItem();
653
654 ExpandDir(parentId);
655 }
656
657 void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
658 {
659 CollapseDir(event.GetItem());
660 }
661
662 void wxGenericDirCtrl::CollapseDir(wxTreeItemId parentId)
663 {
664 wxTreeItemId child;
665
666 wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
667 if (!data->m_isExpanded)
668 return;
669
670 data->m_isExpanded = FALSE;
671 wxTreeItemIdValue cookie;
672 /* Workaround because DeleteChildren has disapeared (why?) and
673 * CollapseAndReset doesn't work as advertised (deletes parent too) */
674 child = m_treeCtrl->GetFirstChild(parentId, cookie);
675 while (child.IsOk())
676 {
677 m_treeCtrl->Delete(child);
678 /* Not GetNextChild below, because the cookie mechanism can't
679 * handle disappearing children! */
680 child = m_treeCtrl->GetFirstChild(parentId, cookie);
681 }
682 }
683
684 void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
685 {
686 wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
687
688 if (data->m_isExpanded)
689 return;
690
691 data->m_isExpanded = TRUE;
692
693 if (parentId == m_treeCtrl->GetRootItem())
694 {
695 SetupSections();
696 return;
697 }
698
699 wxASSERT(data);
700
701 wxString search,path,filename;
702
703 wxString dirName(data->m_path);
704
705 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
706 // Check if this is a root directory and if so,
707 // whether the drive is avaiable.
708 if (!wxIsDriveAvailable(dirName))
709 {
710 data->m_isExpanded = FALSE;
711 //wxMessageBox(wxT("Sorry, this drive is not available."));
712 return;
713 }
714 #endif
715
716 // This may take a longish time. Go to busy cursor
717 wxBusyCursor busy;
718
719 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
720 if (dirName.Last() == ':')
721 dirName += wxString(wxFILE_SEP_PATH);
722 #endif
723
724 wxArrayString dirs;
725 wxArrayString filenames;
726
727 wxDir d;
728 wxString eachFilename;
729
730 wxLogNull log;
731 d.Open(dirName);
732
733 if (d.IsOpened())
734 {
735 int style = wxDIR_DIRS;
736 if (m_showHidden) style |= wxDIR_HIDDEN;
737 if (d.GetFirst(& eachFilename, wxEmptyString, style))
738 {
739 do
740 {
741 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
742 {
743 dirs.Add(eachFilename);
744 }
745 }
746 while (d.GetNext(& eachFilename));
747 }
748 }
749 dirs.Sort(wxDirCtrlStringCompareFunction);
750
751 // Now do the filenames -- but only if we're allowed to
752 if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
753 {
754 wxLogNull log;
755
756 d.Open(dirName);
757
758 if (d.IsOpened())
759 {
760 if (d.GetFirst(& eachFilename, m_currentFilterStr, wxDIR_FILES))
761 {
762 do
763 {
764 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
765 {
766 filenames.Add(eachFilename);
767 }
768 }
769 while (d.GetNext(& eachFilename));
770 }
771 }
772 filenames.Sort(wxDirCtrlStringCompareFunction);
773 }
774
775 // Add the sorted dirs
776 size_t i;
777 for (i = 0; i < dirs.Count(); i++)
778 {
779 wxString eachFilename(dirs[i]);
780 path = dirName;
781 if (!wxEndsWithPathSeparator(path))
782 path += wxString(wxFILE_SEP_PATH);
783 path += eachFilename;
784
785 wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,TRUE);
786 wxTreeItemId id = AppendItem( parentId, eachFilename,
787 wxFileIconsTable::folder, -1, dir_item);
788 m_treeCtrl->SetItemImage( id, wxFileIconsTable::folder_open,
789 wxTreeItemIcon_Expanded );
790
791 // Has this got any children? If so, make it expandable.
792 // (There are two situations when a dir has children: either it
793 // has subdirectories or it contains files that weren't filtered
794 // out. The latter only applies to dirctrl with files.)
795 if ( dir_item->HasSubDirs() ||
796 (((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0) &&
797 dir_item->HasFiles(m_currentFilterStr)) )
798 {
799 m_treeCtrl->SetItemHasChildren(id);
800 }
801 }
802
803 // Add the sorted filenames
804 if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
805 {
806 for (i = 0; i < filenames.Count(); i++)
807 {
808 wxString eachFilename(filenames[i]);
809 path = dirName;
810 if (!wxEndsWithPathSeparator(path))
811 path += wxString(wxFILE_SEP_PATH);
812 path += eachFilename;
813 //path = dirName + wxString(wxT("/")) + eachFilename;
814 wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,FALSE);
815 int image_id = wxFileIconsTable::file;
816 if (eachFilename.Find(wxT('.')) != wxNOT_FOUND)
817 image_id = wxTheFileIconsTable->GetIconID(eachFilename.AfterLast(wxT('.')));
818 (void) AppendItem( parentId, eachFilename, image_id, -1, dir_item);
819 }
820 }
821 }
822
823 void wxGenericDirCtrl::ReCreateTree()
824 {
825 CollapseDir(m_treeCtrl->GetRootItem());
826 ExpandDir(m_treeCtrl->GetRootItem());
827 }
828
829 // Find the child that matches the first part of 'path'.
830 // E.g. if a child path is "/usr" and 'path' is "/usr/include"
831 // then the child for /usr is returned.
832 wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
833 {
834 wxString path2(path);
835
836 // Make sure all separators are as per the current platform
837 path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
838 path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
839
840 // Append a separator to foil bogus substring matching
841 path2 += wxString(wxFILE_SEP_PATH);
842
843 // In MSW or PM, case is not significant
844 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
845 path2.MakeLower();
846 #endif
847
848 wxTreeItemIdValue cookie;
849 wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
850 while (childId.IsOk())
851 {
852 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
853
854 if (data && !data->m_path.IsEmpty())
855 {
856 wxString childPath(data->m_path);
857 if (!wxEndsWithPathSeparator(childPath))
858 childPath += wxString(wxFILE_SEP_PATH);
859
860 // In MSW and PM, case is not significant
861 #if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
862 childPath.MakeLower();
863 #endif
864
865 if (childPath.Len() <= path2.Len())
866 {
867 wxString path3 = path2.Mid(0, childPath.Len());
868 if (childPath == path3)
869 {
870 if (path3.Len() == path2.Len())
871 done = TRUE;
872 else
873 done = FALSE;
874 return childId;
875 }
876 }
877 }
878
879 childId = m_treeCtrl->GetNextChild(parentId, cookie);
880 }
881 wxTreeItemId invalid;
882 return invalid;
883 }
884
885 // Try to expand as much of the given path as possible,
886 // and select the given tree item.
887 bool wxGenericDirCtrl::ExpandPath(const wxString& path)
888 {
889 bool done = FALSE;
890 wxTreeItemId id = FindChild(m_rootId, path, done);
891 wxTreeItemId lastId = id; // The last non-zero id
892 while (id.IsOk() && !done)
893 {
894 ExpandDir(id);
895
896 id = FindChild(id, path, done);
897 if (id.IsOk())
898 lastId = id;
899 }
900 if (lastId.IsOk())
901 {
902 wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
903 if (data->m_isDir)
904 {
905 m_treeCtrl->Expand(lastId);
906 }
907 if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
908 {
909 // Find the first file in this directory
910 wxTreeItemIdValue cookie;
911 wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
912 bool selectedChild = FALSE;
913 while (childId.IsOk())
914 {
915 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
916
917 if (data && data->m_path != wxT("") && !data->m_isDir)
918 {
919 m_treeCtrl->SelectItem(childId);
920 m_treeCtrl->EnsureVisible(childId);
921 selectedChild = TRUE;
922 break;
923 }
924 childId = m_treeCtrl->GetNextChild(lastId, cookie);
925 }
926 if (!selectedChild)
927 {
928 m_treeCtrl->SelectItem(lastId);
929 m_treeCtrl->EnsureVisible(lastId);
930 }
931 }
932 else
933 {
934 m_treeCtrl->SelectItem(lastId);
935 m_treeCtrl->EnsureVisible(lastId);
936 }
937
938 return TRUE;
939 }
940 else
941 return FALSE;
942 }
943
944 wxString wxGenericDirCtrl::GetPath() const
945 {
946 wxTreeItemId id = m_treeCtrl->GetSelection();
947 if (id)
948 {
949 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
950 return data->m_path;
951 }
952 else
953 return wxEmptyString;
954 }
955
956 wxString wxGenericDirCtrl::GetFilePath() const
957 {
958 wxTreeItemId id = m_treeCtrl->GetSelection();
959 if (id)
960 {
961 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
962 if (data->m_isDir)
963 return wxEmptyString;
964 else
965 return data->m_path;
966 }
967 else
968 return wxEmptyString;
969 }
970
971 void wxGenericDirCtrl::SetPath(const wxString& path)
972 {
973 m_defaultPath = path;
974 if (m_rootId)
975 ExpandPath(path);
976 }
977
978 // Not used
979 #if 0
980 void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
981 {
982 wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
983
984 // This may take a longish time. Go to busy cursor
985 wxBusyCursor busy;
986
987 wxASSERT(data);
988
989 wxString search,path,filename;
990
991 wxString dirName(data->m_path);
992
993 #if defined(__WXMSW__) || defined(__WXPM__)
994 if (dirName.Last() == ':')
995 dirName += wxString(wxFILE_SEP_PATH);
996 #endif
997
998 wxDir d;
999 wxString eachFilename;
1000
1001 wxLogNull log;
1002 d.Open(dirName);
1003
1004 if (d.IsOpened())
1005 {
1006 if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1007 {
1008 do
1009 {
1010 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1011 {
1012 filenames.Add(eachFilename);
1013 }
1014 }
1015 while (d.GetNext(& eachFilename)) ;
1016 }
1017 }
1018 }
1019 #endif
1020
1021 void wxGenericDirCtrl::SetFilterIndex(int n)
1022 {
1023 m_currentFilter = n;
1024
1025 wxString f, d;
1026 if (ExtractWildcard(m_filter, n, f, d))
1027 m_currentFilterStr = f;
1028 else
1029 m_currentFilterStr = wxT("*.*");
1030 }
1031
1032 void wxGenericDirCtrl::SetFilter(const wxString& filter)
1033 {
1034 m_filter = filter;
1035
1036 wxString f, d;
1037 if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1038 m_currentFilterStr = f;
1039 else
1040 m_currentFilterStr = wxT("*.*");
1041 }
1042
1043 // Extract description and actual filter from overall filter string
1044 bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1045 {
1046 wxArrayString filters, descriptions;
1047 int count = ParseFilter(filterStr, filters, descriptions);
1048 if (count > 0 && n < count)
1049 {
1050 filter = filters[n];
1051 description = descriptions[n];
1052 return TRUE;
1053 }
1054
1055 return FALSE;
1056 }
1057
1058 // Parses the global filter, returning the number of filters.
1059 // Returns 0 if none or if there's a problem.
1060 // filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
1061
1062 int wxGenericDirCtrl::ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions)
1063 {
1064 return wxFileDialogBase::ParseWildcard(filterStr, descriptions, filters );
1065 }
1066
1067 void wxGenericDirCtrl::DoResize()
1068 {
1069 wxSize sz = GetClientSize();
1070 int verticalSpacing = 3;
1071 if (m_treeCtrl)
1072 {
1073 wxSize filterSz ;
1074 if (m_filterListCtrl)
1075 {
1076 #ifdef __WXMSW__
1077 // For some reason, this is required in order for the
1078 // correct control height to always be returned, rather
1079 // than the drop-down list height which is sometimes returned.
1080 wxSize oldSize = m_filterListCtrl->GetSize();
1081 m_filterListCtrl->SetSize(-1, -1, oldSize.x+10, -1, wxSIZE_USE_EXISTING);
1082 m_filterListCtrl->SetSize(-1, -1, oldSize.x, -1, wxSIZE_USE_EXISTING);
1083 #endif
1084 filterSz = m_filterListCtrl->GetSize();
1085 sz.y -= (filterSz.y + verticalSpacing);
1086 }
1087 m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1088 if (m_filterListCtrl)
1089 {
1090 m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1091 // Don't know why, but this needs refreshing after a resize (wxMSW)
1092 m_filterListCtrl->Refresh();
1093 }
1094 }
1095 }
1096
1097
1098 void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1099 {
1100 DoResize();
1101 }
1102
1103 wxTreeItemId wxGenericDirCtrl::AppendItem (const wxTreeItemId & parent,
1104 const wxString & text,
1105 int image, int selectedImage,
1106 wxTreeItemData * data)
1107 {
1108 wxTreeCtrl *treeCtrl = GetTreeCtrl ();
1109
1110 wxASSERT (treeCtrl);
1111
1112 if (treeCtrl)
1113 {
1114 return treeCtrl->AppendItem (parent, text, image, selectedImage, data);
1115 }
1116 else
1117 {
1118 return wxTreeItemId();
1119 }
1120 }
1121
1122
1123 //-----------------------------------------------------------------------------
1124 // wxDirFilterListCtrl
1125 //-----------------------------------------------------------------------------
1126
1127 IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1128
1129 BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1130 EVT_CHOICE(-1, wxDirFilterListCtrl::OnSelFilter)
1131 END_EVENT_TABLE()
1132
1133 bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent, const wxWindowID id,
1134 const wxPoint& pos,
1135 const wxSize& size,
1136 long style)
1137 {
1138 m_dirCtrl = parent;
1139 return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1140 }
1141
1142 void wxDirFilterListCtrl::Init()
1143 {
1144 m_dirCtrl = NULL;
1145 }
1146
1147 void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1148 {
1149 int sel = GetSelection();
1150
1151 wxString currentPath = m_dirCtrl->GetPath();
1152
1153 m_dirCtrl->SetFilterIndex(sel);
1154
1155 // If the filter has changed, the view is out of date, so
1156 // collapse the tree.
1157 m_dirCtrl->ReCreateTree();
1158
1159 // Try to restore the selection, or at least the directory
1160 m_dirCtrl->ExpandPath(currentPath);
1161 }
1162
1163 void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1164 {
1165 Clear();
1166 wxArrayString descriptions, filters;
1167 size_t n = (size_t) m_dirCtrl->ParseFilter(filter, filters, descriptions);
1168
1169 if (n > 0 && defaultFilter < (int) n)
1170 {
1171 size_t i = 0;
1172 for (i = 0; i < n; i++)
1173 Append(descriptions[i]);
1174 SetSelection(defaultFilter);
1175 }
1176 }
1177
1178
1179 // ----------------------------------------------------------------------------
1180 // wxFileIconsTable icons
1181 // ----------------------------------------------------------------------------
1182
1183 /* Open folder */
1184 static const char * file_icons_tbl_folder_open_xpm[] = {
1185 /* width height ncolors chars_per_pixel */
1186 "16 16 6 1",
1187 /* colors */
1188 " s None c None",
1189 ". c #000000",
1190 "+ c #c0c0c0",
1191 "@ c #808080",
1192 "# c #ffff00",
1193 "$ c #ffffff",
1194 /* pixels */
1195 " ",
1196 " @@@@@ ",
1197 " @$$$$$@ ",
1198 " @$#+#+#$@@@@@@ ",
1199 " @$+#+#+$$$$$$@.",
1200 " @$#+#+#+#+#+#@.",
1201 "@@@@@@@@@@@@@#@.",
1202 "@$$$$$$$$$$@@+@.",
1203 "@$#+#+#+#+##.@@.",
1204 " @$#+#+#+#+#+.@.",
1205 " @$+#+#+#+#+#.@.",
1206 " @$+#+#+#+##@..",
1207 " @@@@@@@@@@@@@.",
1208 " .............",
1209 " ",
1210 " "};
1211
1212 /* Computer */
1213 static const char * file_icons_tbl_computer_xpm[] = {
1214 "16 16 7 1",
1215 " s None c None",
1216 ". c #808080",
1217 "X c #c0c0c0",
1218 "o c Black",
1219 "O c Gray100",
1220 "+ c #008080",
1221 "@ c Blue",
1222 " ........... ",
1223 " .XXXXXXXXXX.o",
1224 " .OOOOOOOOO..o",
1225 " .OoooooooX..o",
1226 " .Oo+...@+X..o",
1227 " .Oo+XXX.+X..o",
1228 " .Oo+....+X..o",
1229 " .Oo++++++X..o",
1230 " .OXXXXXXXX.oo",
1231 " ..........o.o",
1232 " ...........Xo",
1233 " .XXXXXXXXXX.o",
1234 " .o.o.o.o.o...o",
1235 " .oXoXoXoXoXo.o ",
1236 ".XOXXXXXXXXX.o ",
1237 "............o "};
1238
1239 /* Drive */
1240 static const char * file_icons_tbl_drive_xpm[] = {
1241 "16 16 7 1",
1242 " s None c None",
1243 ". c #808080",
1244 "X c #c0c0c0",
1245 "o c Black",
1246 "O c Gray100",
1247 "+ c Green",
1248 "@ c #008000",
1249 " ",
1250 " ",
1251 " ",
1252 " ",
1253 " ............. ",
1254 " .XXXXXXXXXXXX.o",
1255 ".OOOOOOOOOOOO..o",
1256 ".XXXXXXXXX+@X..o",
1257 ".XXXXXXXXXXXX..o",
1258 ".X..........X..o",
1259 ".XOOOOOOOOOOX..o",
1260 "..............o ",
1261 " ooooooooooooo ",
1262 " ",
1263 " ",
1264 " "};
1265
1266 /* CD-ROM */
1267 static const char *file_icons_tbl_cdrom_xpm[] = {
1268 "16 16 10 1",
1269 " s None c None",
1270 ". c #808080",
1271 "X c #c0c0c0",
1272 "o c Yellow",
1273 "O c Blue",
1274 "+ c Black",
1275 "@ c Gray100",
1276 "# c #008080",
1277 "$ c Green",
1278 "% c #008000",
1279 " ... ",
1280 " ..XoX.. ",
1281 " .O.XoXXX+ ",
1282 " ...O.oXXXX+ ",
1283 " .O..X.XXXX+ ",
1284 " ....X.+..XXX+",
1285 " .XXX.+@+.XXX+",
1286 " .X@XX.+.X@@X+",
1287 " .....X...#XX@+ ",
1288 ".@@@...XXo.O@X+ ",
1289 ".@XXX..XXoXOO+ ",
1290 ".@++++..XoX+++ ",
1291 ".@$%@@XX+++X.+ ",
1292 ".............+ ",
1293 " ++++++++++++ ",
1294 " "};
1295
1296 /* Floppy */
1297 static const char * file_icons_tbl_floppy_xpm[] = {
1298 "16 16 7 1",
1299 " s None c None",
1300 ". c #808080",
1301 "X c Gray100",
1302 "o c #c0c0c0",
1303 "O c Black",
1304 "+ c Cyan",
1305 "@ c Red",
1306 " ......X",
1307 " .ooooooO",
1308 " .+++++OO",
1309 " .++++++O",
1310 " .++++++O",
1311 " .ooooooO",
1312 " .......o....oO",
1313 " .oooooo.o.O.XoO",
1314 ".XXXXXXXXOOOOOO ",
1315 ".ooooooooo@o..O ",
1316 ".ooo....oooo..O ",
1317 ".o..OOOO...o..O ",
1318 ".oooXXXXoooo..O ",
1319 ".............O ",
1320 " OOOOOOOOOOOO ",
1321 " "};
1322
1323 /* Removeable */
1324 static const char * file_icons_tbl_removeable_xpm[] = {
1325 "16 16 7 1",
1326 " s None c None",
1327 ". c #808080",
1328 "X c #c0c0c0",
1329 "o c Black",
1330 "O c Gray100",
1331 "+ c Red",
1332 "@ c #800000",
1333 " ",
1334 " ",
1335 " ",
1336 " ............. ",
1337 " .XXXXXXXXXXXX.o",
1338 ".OOOOOOOOOOOO..o",
1339 ".OXXXXXXXXXXX..o",
1340 ".O+@.oooooo.X..o",
1341 ".OXXOooooooOX..o",
1342 ".OXXXOOOOOOXX..o",
1343 ".OXXXXXXXXXXX..o",
1344 ".O............o ",
1345 " ooooooooooooo ",
1346 " ",
1347 " ",
1348 " "};
1349
1350 // ----------------------------------------------------------------------------
1351 // wxFileIconsTable & friends
1352 // ----------------------------------------------------------------------------
1353
1354 // global instance of a wxFileIconsTable
1355 wxFileIconsTable* wxTheFileIconsTable = (wxFileIconsTable *)NULL;
1356
1357 // A module to allow icons table cleanup
1358
1359 class wxFileIconsTableModule: public wxModule
1360 {
1361 DECLARE_DYNAMIC_CLASS(wxFileIconsTableModule)
1362 public:
1363 wxFileIconsTableModule() {}
1364 bool OnInit() { wxTheFileIconsTable = new wxFileIconsTable; return TRUE; }
1365 void OnExit()
1366 {
1367 if (wxTheFileIconsTable)
1368 {
1369 delete wxTheFileIconsTable;
1370 wxTheFileIconsTable = NULL;
1371 }
1372 }
1373 };
1374
1375 IMPLEMENT_DYNAMIC_CLASS(wxFileIconsTableModule, wxModule)
1376
1377 class wxFileIconEntry : public wxObject
1378 {
1379 public:
1380 wxFileIconEntry(int i) { id = i; }
1381
1382 int id;
1383 };
1384
1385 wxFileIconsTable::wxFileIconsTable()
1386 {
1387 m_HashTable = NULL;
1388 m_smallImageList = NULL;
1389 }
1390
1391 wxFileIconsTable::~wxFileIconsTable()
1392 {
1393 if (m_HashTable)
1394 {
1395 WX_CLEAR_HASH_TABLE(*m_HashTable);
1396 delete m_HashTable;
1397 }
1398 if (m_smallImageList) delete m_smallImageList;
1399 }
1400
1401 // delayed initialization - wait until first use (wxArtProv not created yet)
1402 void wxFileIconsTable::Create()
1403 {
1404 wxCHECK_RET(!m_smallImageList && !m_HashTable, wxT("creating icons twice"));
1405 m_HashTable = new wxHashTable(wxKEY_STRING);
1406 m_smallImageList = new wxImageList(16, 16);
1407
1408 // folder:
1409 m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER, wxART_CMN_DIALOG));
1410 // folder_open
1411 m_smallImageList->Add(wxIcon(file_icons_tbl_folder_open_xpm));
1412 // computer
1413 m_smallImageList->Add(wxIcon(file_icons_tbl_computer_xpm));
1414 // drive
1415 m_smallImageList->Add(wxIcon(file_icons_tbl_drive_xpm));
1416 // cdrom
1417 m_smallImageList->Add(wxIcon(file_icons_tbl_cdrom_xpm));
1418 // floppy
1419 m_smallImageList->Add(wxIcon(file_icons_tbl_floppy_xpm));
1420 // removeable
1421 m_smallImageList->Add(wxIcon(file_icons_tbl_removeable_xpm));
1422 // file
1423 m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_NORMAL_FILE, wxART_CMN_DIALOG));
1424 // executable
1425 if (GetIconID(wxEmptyString, _T("application/x-executable")) == file)
1426 {
1427 m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_EXECUTABLE_FILE, wxART_CMN_DIALOG));
1428 delete m_HashTable->Get(_T("exe"));
1429 m_HashTable->Delete(_T("exe"));
1430 m_HashTable->Put(_T("exe"), new wxFileIconEntry(executable));
1431 }
1432 /* else put into list by GetIconID
1433 (KDE defines application/x-executable for *.exe and has nice icon)
1434 */
1435 }
1436
1437 wxImageList *wxFileIconsTable::GetSmallImageList()
1438 {
1439 if (!m_smallImageList)
1440 Create();
1441
1442 return m_smallImageList;
1443 }
1444
1445 #if wxUSE_MIMETYPE
1446 // VS: we don't need this function w/o wxMimeTypesManager because we'll only have
1447 // one icon and we won't resize it
1448
1449 static wxBitmap CreateAntialiasedBitmap(const wxImage& img)
1450 {
1451 wxImage smallimg (16, 16);
1452 unsigned char *p1, *p2, *ps;
1453 unsigned char mr = img.GetMaskRed(),
1454 mg = img.GetMaskGreen(),
1455 mb = img.GetMaskBlue();
1456
1457 unsigned x, y;
1458 unsigned sr, sg, sb, smask;
1459
1460 p1 = img.GetData(), p2 = img.GetData() + 3 * 32, ps = smallimg.GetData();
1461 smallimg.SetMaskColour(mr, mr, mr);
1462
1463 for (y = 0; y < 16; y++)
1464 {
1465 for (x = 0; x < 16; x++)
1466 {
1467 sr = sg = sb = smask = 0;
1468 if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1469 sr += p1[0], sg += p1[1], sb += p1[2];
1470 else smask++;
1471 p1 += 3;
1472 if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1473 sr += p1[0], sg += p1[1], sb += p1[2];
1474 else smask++;
1475 p1 += 3;
1476 if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1477 sr += p2[0], sg += p2[1], sb += p2[2];
1478 else smask++;
1479 p2 += 3;
1480 if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1481 sr += p2[0], sg += p2[1], sb += p2[2];
1482 else smask++;
1483 p2 += 3;
1484
1485 if (smask > 2)
1486 ps[0] = ps[1] = ps[2] = mr;
1487 else
1488 ps[0] = sr >> 2, ps[1] = sg >> 2, ps[2] = sb >> 2;
1489 ps += 3;
1490 }
1491 p1 += 32 * 3, p2 += 32 * 3;
1492 }
1493
1494 return wxBitmap(smallimg);
1495 }
1496
1497 // finds empty borders and return non-empty area of image:
1498 static wxImage CutEmptyBorders(const wxImage& img)
1499 {
1500 unsigned char mr = img.GetMaskRed(),
1501 mg = img.GetMaskGreen(),
1502 mb = img.GetMaskBlue();
1503 unsigned char *dt = img.GetData(), *dttmp;
1504 unsigned w = img.GetWidth(), h = img.GetHeight();
1505
1506 unsigned top, bottom, left, right, i;
1507 bool empt;
1508
1509 #define MK_DTTMP(x,y) dttmp = dt + ((x + y * w) * 3)
1510 #define NOEMPTY_PIX(empt) if (dttmp[0] != mr || dttmp[1] != mg || dttmp[2] != mb) {empt = FALSE; break;}
1511
1512 for (empt = TRUE, top = 0; empt && top < h; top++)
1513 {
1514 MK_DTTMP(0, top);
1515 for (i = 0; i < w; i++, dttmp+=3)
1516 NOEMPTY_PIX(empt)
1517 }
1518 for (empt = TRUE, bottom = h-1; empt && bottom > top; bottom--)
1519 {
1520 MK_DTTMP(0, bottom);
1521 for (i = 0; i < w; i++, dttmp+=3)
1522 NOEMPTY_PIX(empt)
1523 }
1524 for (empt = TRUE, left = 0; empt && left < w; left++)
1525 {
1526 MK_DTTMP(left, 0);
1527 for (i = 0; i < h; i++, dttmp+=3*w)
1528 NOEMPTY_PIX(empt)
1529 }
1530 for (empt = TRUE, right = w-1; empt && right > left; right--)
1531 {
1532 MK_DTTMP(right, 0);
1533 for (i = 0; i < h; i++, dttmp+=3*w)
1534 NOEMPTY_PIX(empt)
1535 }
1536 top--, left--, bottom++, right++;
1537
1538 return img.GetSubImage(wxRect(left, top, right - left + 1, bottom - top + 1));
1539 }
1540 #endif // wxUSE_MIMETYPE
1541
1542 int wxFileIconsTable::GetIconID(const wxString& extension, const wxString& mime)
1543 {
1544 if (!m_smallImageList)
1545 Create();
1546
1547 #if wxUSE_MIMETYPE
1548 if (!extension.IsEmpty())
1549 {
1550 wxFileIconEntry *entry = (wxFileIconEntry*) m_HashTable->Get(extension);
1551 if (entry) return (entry -> id);
1552 }
1553
1554 wxFileType *ft = (mime.IsEmpty()) ?
1555 wxTheMimeTypesManager -> GetFileTypeFromExtension(extension) :
1556 wxTheMimeTypesManager -> GetFileTypeFromMimeType(mime);
1557
1558 wxIconLocation iconLoc;
1559 wxIcon ic;
1560 if ( ft && ft->GetIcon(&iconLoc) )
1561 {
1562 ic = wxIcon(iconLoc);
1563 }
1564
1565 delete ft;
1566
1567 if ( !ic.Ok() )
1568 {
1569 int newid = file;
1570 m_HashTable->Put(extension, new wxFileIconEntry(newid));
1571 return newid;
1572 }
1573
1574 wxBitmap tmpBmp;
1575 tmpBmp.CopyFromIcon(ic);
1576 wxImage img = tmpBmp.ConvertToImage();
1577
1578 int id = m_smallImageList->GetImageCount();
1579 if (img.GetWidth() == 16 && img.GetHeight() == 16)
1580 m_smallImageList->Add(wxBitmap(img));
1581 else
1582 {
1583 if (img.GetWidth() != 32 || img.GetHeight() != 32)
1584 m_smallImageList->Add(CreateAntialiasedBitmap(CutEmptyBorders(img).Rescale(32, 32)));
1585 else
1586 m_smallImageList->Add(CreateAntialiasedBitmap(img));
1587 }
1588 m_HashTable->Put(extension, new wxFileIconEntry(id));
1589 return id;
1590
1591 #else // !wxUSE_MIMETYPE
1592
1593 if (extension == wxT("exe"))
1594 return executable;
1595 else
1596 return file;
1597 #endif // wxUSE_MIMETYPE/!wxUSE_MIMETYPE
1598 }
1599
1600 #endif // wxUSE_DIRDLG
wxWidgets (Impactor)