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moved patterns to static structures, added resouce loader struct where needed
[wxWidgets.git] / src / generic / dirctrlg.cpp
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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#ifdef __GNUG__
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/utils.h"
26#include "wx/dialog.h"
27#include "wx/button.h"
28#include "wx/layout.h"
29#include "wx/msgdlg.h"
30#include "wx/textctrl.h"
31#include "wx/textdlg.h"
32#include "wx/filefn.h"
33#include "wx/cmndata.h"
34#include "wx/gdicmn.h"
35#include "wx/intl.h"
36#include "wx/imaglist.h"
37#include "wx/icon.h"
38#include "wx/log.h"
39#include "wx/sizer.h"
40#include "wx/tokenzr.h"
41#include "wx/dir.h"
42#include "wx/settings.h"
43
44#if wxUSE_STATLINE
45 #include "wx/statline.h"
46#endif
47
48#include "wx/generic/dirctrlg.h"
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
57// FIXME - Mingw32 1.0 has both _getdrive() and _chdrive(). For now, let's assume
58// older releases don't, but it should be verified and the checks modified
59// accordingly.
60#if !defined(__GNUWIN32__) || \
61 (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
62 #include <direct.h>
63 #include <stdlib.h>
64 #include <ctype.h>
65#endif
66
67#endif
68
69#ifdef __WXPM__
70
71#define INCL_BASE
72#include <os2.h>
73#include <direct.h>
74#include <stdlib.h>
75#include <ctype.h>
76
77#endif // __WXPM__
78
79#if defined(__WXMAC__)
80# include "MoreFilesExtras.h"
81#endif
82
83#ifdef __BORLANDC__
84#include "dos.h"
85#endif
86
87// If compiled under Windows, this macro can cause problems
88#ifdef GetFirstChild
89#undef GetFirstChild
90#endif
91
92/* Closed folder */
93static const char * icon1_xpm[] = {
94/* width height ncolors chars_per_pixel */
95"16 16 6 1",
96/* colors */
97" s None c None",
98". c #000000",
99"+ c #c0c0c0",
100"@ c #808080",
101"# c #ffff00",
102"$ c #ffffff",
103/* pixels */
104" ",
105" @@@@@ ",
106" @#+#+#@ ",
107" @#+#+#+#@@@@@@ ",
108" @$$$$$$$$$$$$@.",
109" @$#+#+#+#+#+#@.",
110" @$+#+#+#+#+#+@.",
111" @$#+#+#+#+#+#@.",
112" @$+#+#+#+#+#+@.",
113" @$#+#+#+#+#+#@.",
114" @$+#+#+#+#+#+@.",
115" @$#+#+#+#+#+#@.",
116" @@@@@@@@@@@@@@.",
117" ..............",
118" ",
119" "};
120
121/* Open folder */
122static const char * icon2_xpm[] = {
123/* width height ncolors chars_per_pixel */
124"16 16 6 1",
125/* colors */
126" s None c None",
127". c #000000",
128"+ c #c0c0c0",
129"@ c #808080",
130"# c #ffff00",
131"$ c #ffffff",
132/* pixels */
133" ",
134" @@@@@ ",
135" @$$$$$@ ",
136" @$#+#+#$@@@@@@ ",
137" @$+#+#+$$$$$$@.",
138" @$#+#+#+#+#+#@.",
139"@@@@@@@@@@@@@#@.",
140"@$$$$$$$$$$@@+@.",
141"@$#+#+#+#+##.@@.",
142" @$#+#+#+#+#+.@.",
143" @$+#+#+#+#+#.@.",
144" @$+#+#+#+##@..",
145" @@@@@@@@@@@@@.",
146" .............",
147" ",
148" "};
149
150/* File */
151static const char * icon3_xpm[] = {
152/* width height ncolors chars_per_pixel */
153"16 16 3 1",
154/* colors */
155" s None c None",
156". c #000000",
157"+ c #ffffff",
158/* pixels */
159" ",
160" ........ ",
161" .++++++.. ",
162" .+.+.++.+. ",
163" .++++++.... ",
164" .+.+.+++++. ",
165" .+++++++++. ",
166" .+.+.+.+.+. ",
167" .+++++++++. ",
168" .+.+.+.+.+. ",
169" .+++++++++. ",
170" .+.+.+.+.+. ",
171" .+++++++++. ",
172" ........... ",
173" ",
174" "};
175
176/* Computer */
177static const char * icon4_xpm[] = {
178"16 16 7 1",
179" s None c None",
180". c #808080",
181"X c #c0c0c0",
182"o c Black",
183"O c Gray100",
184"+ c #008080",
185"@ c Blue",
186" ........... ",
187" .XXXXXXXXXX.o",
188" .OOOOOOOOO..o",
189" .OoooooooX..o",
190" .Oo+...@+X..o",
191" .Oo+XXX.+X..o",
192" .Oo+....+X..o",
193" .Oo++++++X..o",
194" .OXXXXXXXX.oo",
195" ..........o.o",
196" ...........Xo",
197" .XXXXXXXXXX.o",
198" .o.o.o.o.o...o",
199" .oXoXoXoXoXo.o ",
200".XOXXXXXXXXX.o ",
201"............o "};
202
203/* Drive */
204static const char * icon5_xpm[] = {
205"16 16 7 1",
206" s None c None",
207". c #808080",
208"X c #c0c0c0",
209"o c Black",
210"O c Gray100",
211"+ c Green",
212"@ c #008000",
213" ",
214" ",
215" ",
216" ",
217" ............. ",
218" .XXXXXXXXXXXX.o",
219".OOOOOOOOOOOO..o",
220".XXXXXXXXX+@X..o",
221".XXXXXXXXXXXX..o",
222".X..........X..o",
223".XOOOOOOOOOOX..o",
224"..............o ",
225" ooooooooooooo ",
226" ",
227" ",
228" "};
229
230/* CD-ROM */
231static const char *icon6_xpm[] = {
232"16 16 10 1",
233" s None c None",
234". c #808080",
235"X c #c0c0c0",
236"o c Yellow",
237"O c Blue",
238"+ c Black",
239"@ c Gray100",
240"# c #008080",
241"$ c Green",
242"% c #008000",
243" ... ",
244" ..XoX.. ",
245" .O.XoXXX+ ",
246" ...O.oXXXX+ ",
247" .O..X.XXXX+ ",
248" ....X.+..XXX+",
249" .XXX.+@+.XXX+",
250" .X@XX.+.X@@X+",
251" .....X...#XX@+ ",
252".@@@...XXo.O@X+ ",
253".@XXX..XXoXOO+ ",
254".@++++..XoX+++ ",
255".@$%@@XX+++X.+ ",
256".............+ ",
257" ++++++++++++ ",
258" "};
259
260/* Floppy */
261static const char * icon7_xpm[] = {
262"16 16 7 1",
263" s None c None",
264". c #808080",
265"X c Gray100",
266"o c #c0c0c0",
267"O c Black",
268"+ c Cyan",
269"@ c Red",
270" ......X",
271" .ooooooO",
272" .+++++OO",
273" .++++++O",
274" .++++++O",
275" .ooooooO",
276" .......o....oO",
277" .oooooo.o.O.XoO",
278".XXXXXXXXOOOOOO ",
279".ooooooooo@o..O ",
280".ooo....oooo..O ",
281".o..OOOO...o..O ",
282".oooXXXXoooo..O ",
283".............O ",
284" OOOOOOOOOOOO ",
285" "};
286
287/* Removeable */
288static const char * icon8_xpm[] = {
289"16 16 7 1",
290" s None c None",
291". c #808080",
292"X c #c0c0c0",
293"o c Black",
294"O c Gray100",
295"+ c Red",
296"@ c #800000",
297" ",
298" ",
299" ",
300" ............. ",
301" .XXXXXXXXXXXX.o",
302".OOOOOOOOOOOO..o",
303".OXXXXXXXXXXX..o",
304".O+@.oooooo.X..o",
305".OXXOooooooOX..o",
306".OXXXOOOOOOXX..o",
307".OXXXXXXXXXXX..o",
308".O............o ",
309" ooooooooooooo ",
310" ",
311" ",
312" "};
313
314
315#define wxID_TREECTRL 7000
316#define wxID_FILTERLISTCTRL 7001
317
318#if defined(__DOS__)
319
320bool wxIsDriveAvailable(const wxString& dirName)
321{
322 // FIXME_MGL - this method leads to hang up under Watcom for some reason
323#ifndef __WATCOMC__
324 if ( dirName.Len() == 3 && dirName[1u] == wxT(':') )
325 {
326 wxString dirNameLower(dirName.Lower());
327 // VS: always return TRUE for removable media, since Win95 doesn't
328 // like it when MS-DOS app accesses empty floppy drive
329 return (dirNameLower[0u] == wxT('a') ||
330 dirNameLower[0u] == wxT('b') ||
331 wxPathExists(dirNameLower));
332 }
333 else
334#endif
335 return TRUE;
336}
337
338#elif defined(__WINDOWS__) || defined(__WXPM__)
339
340int setdrive(int drive)
341{
342#if defined(__GNUWIN32__) && \
343 (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
344 return _chdrive(drive);
345#else
346 wxChar newdrive[3];
347
348 if (drive < 1 || drive > 31)
349 return -1;
350 newdrive[0] = (wxChar)(wxT('A') + drive - 1);
351 newdrive[1] = wxT(':');
352 newdrive[2] = wxT('\0');
353#if defined(__WXMSW__)
354#ifdef __WIN16__
355 if (wxSetWorkingDirectory(newdrive))
356#else
357 if (::SetCurrentDirectory(newdrive))
358#endif
359#else
360 // VA doesn't know what LPSTR is and has its own set
361 if (DosSetCurrentDir((PSZ)newdrive))
362#endif
363 return 0;
364 else
365 return -1;
366#endif // !GNUWIN32
367}
368
369bool wxIsDriveAvailable(const wxString& dirName)
370{
371#ifdef __WIN32__
372 UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
373#endif
374 bool success = TRUE;
375
376 // Check if this is a root directory and if so,
377 // whether the drive is avaiable.
378 if (dirName.Len() == 3 && dirName[(size_t)1] == wxT(':'))
379 {
380 wxString dirNameLower(dirName.Lower());
381#if defined(__GNUWIN32__) && \
382 !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
383 success = wxPathExists(dirNameLower);
384#else
385 int currentDrive = _getdrive();
386 int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
387 int err = setdrive( thisDrive ) ;
388 setdrive( currentDrive );
389
390 if (err == -1)
391 {
392 success = FALSE;
393 }
394#endif
395 }
396#ifdef __WIN32__
397 (void) SetErrorMode(errorMode);
398#endif
399
400 return success;
401}
402#endif // __WINDOWS__ || __WXPM__
403
404// Function which is called by quick sort. We want to override the default wxArrayString behaviour,
405// and sort regardless of case.
406static int LINKAGEMODE wxDirCtrlStringCompareFunction(const void *first, const void *second)
407{
408 wxString *strFirst = (wxString *)first;
409 wxString *strSecond = (wxString *)second;
410
411 return strFirst->CmpNoCase(*strSecond);
412}
413
414//-----------------------------------------------------------------------------
415// wxDirItemData
416//-----------------------------------------------------------------------------
417
418wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
419 bool isDir)
420{
421 m_path = path;
422 m_name = name;
423 /* Insert logic to detect hidden files here
424 * In UnixLand we just check whether the first char is a dot
425 * For FileNameFromPath read LastDirNameInThisPath ;-) */
426 // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
427 m_isHidden = FALSE;
428 m_isExpanded = FALSE;
429 m_isDir = isDir;
430}
431
432wxDirItemData::~wxDirItemData()
433{
434}
435
436void wxDirItemData::SetNewDirName(const wxString& path)
437{
438 m_path = path;
439 m_name = wxFileNameFromPath(path);
440}
441
442bool wxDirItemData::HasSubDirs() const
443{
444 if (m_path.IsEmpty())
445 return FALSE;
446
447 wxDir dir;
448 {
449 wxLogNull nolog;
450 if ( !dir.Open(m_path) )
451 return FALSE;
452 }
453
454 return dir.HasSubDirs();
455}
456
457bool wxDirItemData::HasFiles(const wxString& spec) const
458{
459 if (m_path.IsEmpty())
460 return FALSE;
461
462 wxDir dir;
463 {
464 wxLogNull nolog;
465 if ( !dir.Open(m_path) )
466 return FALSE;
467 }
468
469 return dir.HasFiles();
470}
471
472//-----------------------------------------------------------------------------
473// wxGenericDirCtrl
474//-----------------------------------------------------------------------------
475
476IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
477
478BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
479 EVT_TREE_ITEM_EXPANDING (-1, wxGenericDirCtrl::OnExpandItem)
480 EVT_TREE_ITEM_COLLAPSED (-1, wxGenericDirCtrl::OnCollapseItem)
481 EVT_TREE_BEGIN_LABEL_EDIT (-1, wxGenericDirCtrl::OnBeginEditItem)
482 EVT_TREE_END_LABEL_EDIT (-1, wxGenericDirCtrl::OnEndEditItem)
483 EVT_SIZE (wxGenericDirCtrl::OnSize)
484END_EVENT_TABLE()
485
486wxGenericDirCtrl::wxGenericDirCtrl(void)
487{
488 Init();
489}
490
491bool wxGenericDirCtrl::Create(wxWindow *parent,
492 const wxWindowID id,
493 const wxString& dir,
494 const wxPoint& pos,
495 const wxSize& size,
496 long style,
497 const wxString& filter,
498 int defaultFilter,
499 const wxString& name)
500{
501 if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
502 return FALSE;
503
504 SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
505
506 Init();
507
508 long treeStyle = wxTR_HAS_BUTTONS | wxTR_EDIT_LABELS | wxTR_HIDE_ROOT;
509 if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
510 treeStyle |= wxNO_BORDER;
511
512 long filterStyle = 0;
513 if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
514 filterStyle |= wxNO_BORDER;
515
516 m_treeCtrl = new wxTreeCtrl(this, wxID_TREECTRL, pos, size, treeStyle);
517
518 if (!filter.IsEmpty() && (style & wxDIRCTRL_SHOW_FILTERS))
519 m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL, wxDefaultPosition, wxDefaultSize, filterStyle);
520
521 m_defaultPath = dir;
522 m_filter = filter;
523
524 SetFilterIndex(defaultFilter);
525
526 if (m_filterListCtrl)
527 m_filterListCtrl->FillFilterList(filter, defaultFilter);
528
529 m_imageList = new wxImageList(16, 16, TRUE);
530 m_imageList->Add(wxIcon(icon1_xpm));
531 m_imageList->Add(wxIcon(icon2_xpm));
532 m_imageList->Add(wxIcon(icon3_xpm));
533 m_imageList->Add(wxIcon(icon4_xpm));
534 m_imageList->Add(wxIcon(icon5_xpm));
535 m_imageList->Add(wxIcon(icon6_xpm));
536 m_imageList->Add(wxIcon(icon7_xpm));
537 m_imageList->Add(wxIcon(icon8_xpm));
538 m_treeCtrl->AssignImageList(m_imageList);
539
540 m_showHidden = FALSE;
541 wxDirItemData* rootData = new wxDirItemData(wxT(""), wxT(""), TRUE);
542
543 wxString rootName;
544
545#if defined(__WINDOWS__) || defined(__WXPM__) || defined(__DOS__)
546 rootName = _("Computer");
547#else
548 rootName = _("Sections");
549#endif
550
551 m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
552 m_treeCtrl->SetItemHasChildren(m_rootId);
553 m_treeCtrl->Expand(m_rootId); // automatically expand first level
554
555 // Expand and select the default path
556 if (!m_defaultPath.IsEmpty())
557 ExpandPath(m_defaultPath);
558
559 DoResize();
560
561 return TRUE;
562}
563
564wxGenericDirCtrl::~wxGenericDirCtrl()
565{
566}
567
568void wxGenericDirCtrl::Init()
569{
570 m_showHidden = FALSE;
571 m_imageList = NULL;
572 m_currentFilter = 0;
573 m_currentFilterStr = wxEmptyString; // Default: any file
574 m_treeCtrl = NULL;
575 m_filterListCtrl = NULL;
576}
577
578void wxGenericDirCtrl::ShowHidden( bool show )
579{
580 m_showHidden = show;
581
582 // reparse FIXME
583}
584
585void wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
586{
587 wxDirItemData *dir_item = new wxDirItemData(path,name,TRUE);
588
589 wxTreeItemId id = m_treeCtrl->AppendItem( m_rootId, name, imageId, -1, dir_item);
590
591 m_treeCtrl->SetItemHasChildren(id);
592}
593
594void wxGenericDirCtrl::SetupSections()
595{
596#if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
597
598#ifdef __WIN32__
599 wxChar driveBuffer[256];
600 size_t n = (size_t) GetLogicalDriveStrings(255, driveBuffer);
601 size_t i = 0;
602 while (i < n)
603 {
604 wxString path, name;
605 path.Printf(wxT("%c:\\"), driveBuffer[i]);
606 name.Printf(wxT("(%c:)"), driveBuffer[i]);
607
608 int imageId = 4;
609 int driveType = ::GetDriveType(path);
610 switch (driveType)
611 {
612 case DRIVE_REMOVABLE:
613 if (path == wxT("a:\\") || path == wxT("b:\\"))
614 imageId = 6; // Floppy
615 else
616 imageId = 7;
617 break;
618 case DRIVE_FIXED:
619 imageId = 4;
620 break;
621 case DRIVE_REMOTE:
622 imageId = 4;
623 break;
624 case DRIVE_CDROM:
625 imageId = 5;
626 break;
627 default:
628 imageId = 4;
629 break;
630 }
631
632 AddSection(path, name, imageId);
633
634 while (driveBuffer[i] != wxT('\0'))
635 i ++;
636 i ++;
637 if (driveBuffer[i] == wxT('\0'))
638 break;
639 }
640#else // !__WIN32__
641 int drive;
642
643 /* If we can switch to the drive, it exists. */
644 for( drive = 1; drive <= 26; drive++ )
645 {
646 wxString path, name;
647 path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
648 name.Printf(wxT("(%c:)"), (char) (drive + 'A' - 1));
649
650 if (wxIsDriveAvailable(path))
651 {
652 AddSection(path, name, (drive <= 2) ? 6/*floppy*/ : 4/*disk*/);
653 }
654 }
655#endif // __WIN32__/!__WIN32__
656
657#elif defined(__WXMAC__)
658 FSSpec volume ;
659 short index = 1 ;
660 while(1) {
661 short actualCount = 0 ;
662 if ( OnLine( &volume , 1 , &actualCount , &index ) != noErr || actualCount == 0 )
663 break ;
664
665 wxString name = wxMacFSSpec2MacFilename( &volume ) ;
666 AddSection(name + wxFILE_SEP_PATH, name, 0);
667 }
668#elif defined(__UNIX__)
669 AddSection(wxT("/"), wxT("/"), 3/*computer icon*/);
670#else
671 #error "Unsupported platform in wxGenericDirCtrl!"
672#endif
673}
674
675void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
676{
677 // don't rename the main entry "Sections"
678 if (event.GetItem() == m_rootId)
679 {
680 event.Veto();
681 return;
682 }
683
684 // don't rename the individual sections
685 if (m_treeCtrl->GetParent( event.GetItem() ) == m_rootId)
686 {
687 event.Veto();
688 return;
689 }
690}
691
692void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
693{
694 if ((event.GetLabel().IsEmpty()) ||
695 (event.GetLabel() == _(".")) ||
696 (event.GetLabel() == _("..")) ||
697 (event.GetLabel().First( wxT("/") ) != wxNOT_FOUND))
698 {
699 wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
700 dialog.ShowModal();
701 event.Veto();
702 return;
703 }
704
705 wxTreeItemId id = event.GetItem();
706 wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
707 wxASSERT( data );
708
709 wxString new_name( wxPathOnly( data->m_path ) );
710 new_name += wxString(wxFILE_SEP_PATH);
711 new_name += event.GetLabel();
712
713 wxLogNull log;
714
715 if (wxFileExists(new_name))
716 {
717 wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
718 dialog.ShowModal();
719 event.Veto();
720 }
721
722 if (wxRenameFile(data->m_path,new_name))
723 {
724 data->SetNewDirName( new_name );
725 }
726 else
727 {
728 wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
729 dialog.ShowModal();
730 event.Veto();
731 }
732}
733
734void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
735{
736 wxTreeItemId parentId = event.GetItem();
737
738 // VS: this is needed because the event handler is called from wxTreeCtrl
739 // ctor when wxTR_HIDE_ROOT was specified
740 if (m_rootId == 0)
741 m_rootId = m_treeCtrl->GetRootItem();
742
743 ExpandDir(parentId);
744}
745
746void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
747{
748 wxTreeItemId child, parent = event.GetItem();
749
750 wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(event.GetItem());
751 if (!data->m_isExpanded)
752 return;
753
754 data->m_isExpanded = FALSE;
755 long cookie;
756 /* Workaround because DeleteChildren has disapeared (why?) and
757 * CollapseAndReset doesn't work as advertised (deletes parent too) */
758 child = m_treeCtrl->GetFirstChild(parent, cookie);
759 while (child.IsOk())
760 {
761 m_treeCtrl->Delete(child);
762 /* Not GetNextChild below, because the cookie mechanism can't
763 * handle disappearing children! */
764 child = m_treeCtrl->GetFirstChild(parent, cookie);
765 }
766}
767
768void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
769{
770 wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
771
772 if (data->m_isExpanded)
773 return;
774
775 data->m_isExpanded = TRUE;
776
777 if (parentId == m_treeCtrl->GetRootItem())
778 {
779 SetupSections();
780 return;
781 }
782
783 wxASSERT(data);
784
785 wxString search,path,filename;
786
787 wxString dirName(data->m_path);
788
789#if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
790 // Check if this is a root directory and if so,
791 // whether the drive is avaiable.
792 if (!wxIsDriveAvailable(dirName))
793 {
794 data->m_isExpanded = FALSE;
795 //wxMessageBox(wxT("Sorry, this drive is not available."));
796 return;
797 }
798#endif
799
800 // This may take a longish time. Go to busy cursor
801 wxBusyCursor busy;
802
803#if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
804 if (dirName.Last() == ':')
805 dirName += wxString(wxFILE_SEP_PATH);
806#endif
807
808 wxArrayString dirs;
809 wxArrayString filenames;
810
811 wxDir d;
812 wxString eachFilename;
813
814 wxLogNull log;
815 d.Open(dirName);
816
817 if (d.IsOpened())
818 {
819 int style = wxDIR_DIRS;
820 if (m_showHidden) style |= wxDIR_HIDDEN;
821 if (d.GetFirst(& eachFilename, wxEmptyString, style))
822 {
823 do
824 {
825 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
826 {
827 dirs.Add(eachFilename);
828 }
829 }
830 while (d.GetNext(& eachFilename));
831 }
832 }
833 dirs.Sort((wxArrayString::CompareFunction) wxDirCtrlStringCompareFunction);
834
835 // Now do the filenames -- but only if we're allowed to
836 if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
837 {
838 wxLogNull log;
839
840 d.Open(dirName);
841
842 if (d.IsOpened())
843 {
844 if (d.GetFirst(& eachFilename, m_currentFilterStr, wxDIR_FILES))
845 {
846 do
847 {
848 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
849 {
850 filenames.Add(eachFilename);
851 }
852 }
853 while (d.GetNext(& eachFilename));
854 }
855 }
856 filenames.Sort((wxArrayString::CompareFunction) wxDirCtrlStringCompareFunction);
857 }
858
859 // Add the sorted dirs
860 size_t i;
861 for (i = 0; i < dirs.Count(); i++)
862 {
863 wxString eachFilename(dirs[i]);
864 path = dirName;
865 if (path.Last() != wxFILE_SEP_PATH)
866 path += wxString(wxFILE_SEP_PATH);
867 path += eachFilename;
868
869 wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,TRUE);
870 wxTreeItemId id = m_treeCtrl->AppendItem( parentId, eachFilename, 0, -1, dir_item);
871 m_treeCtrl->SetItemImage( id, 1, wxTreeItemIcon_Expanded );
872
873 // Has this got any children? If so, make it expandable.
874 // (There are two situations when a dir has children: either it
875 // has subdirectories or it contains files that weren't filtered
876 // out. The latter only applies to dirctrl with files.)
877 if ( dir_item->HasSubDirs() ||
878 (((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0) &&
879 dir_item->HasFiles(m_currentFilterStr)) )
880 {
881 m_treeCtrl->SetItemHasChildren(id);
882 }
883 }
884
885 // Add the sorted filenames
886 if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
887 {
888 for (i = 0; i < filenames.Count(); i++)
889 {
890 wxString eachFilename(filenames[i]);
891 path = dirName;
892 if (path.Last() != wxFILE_SEP_PATH)
893 path += wxString(wxFILE_SEP_PATH);
894 path += eachFilename;
895 //path = dirName + wxString(wxT("/")) + eachFilename;
896 wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,FALSE);
897 (void)m_treeCtrl->AppendItem( parentId, eachFilename, 2, -1, dir_item);
898 }
899 }
900}
901
902// Find the child that matches the first part of 'path'.
903// E.g. if a child path is "/usr" and 'path' is "/usr/include"
904// then the child for /usr is returned.
905wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
906{
907 wxString path2(path);
908
909 // Make sure all separators are as per the current platform
910 path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
911 path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
912
913 // Append a separator to foil bogus substring matching
914 path2 += wxString(wxFILE_SEP_PATH);
915
916 // In MSW or PM, case is not significant
917#if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
918 path2.MakeLower();
919#endif
920
921 long cookie;
922 wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
923 while (childId.IsOk())
924 {
925 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
926
927 if (data && !data->m_path.IsEmpty())
928 {
929 wxString childPath(data->m_path);
930 if (childPath.Last() != wxFILE_SEP_PATH)
931 childPath += wxString(wxFILE_SEP_PATH);
932
933 // In MSW and PM, case is not significant
934#if defined(__WINDOWS__) || defined(__DOS__) || defined(__WXPM__)
935 childPath.MakeLower();
936#endif
937
938 if (childPath.Len() <= path2.Len())
939 {
940 wxString path3 = path2.Mid(0, childPath.Len());
941 if (childPath == path3)
942 {
943 if (path3.Len() == path2.Len())
944 done = TRUE;
945 else
946 done = FALSE;
947 return childId;
948 }
949 }
950 }
951
952 childId = m_treeCtrl->GetNextChild(parentId, cookie);
953 }
954 wxTreeItemId invalid;
955 return invalid;
956}
957
958// Try to expand as much of the given path as possible,
959// and select the given tree item.
960bool wxGenericDirCtrl::ExpandPath(const wxString& path)
961{
962 bool done = FALSE;
963 wxTreeItemId id = FindChild(m_rootId, path, done);
964 wxTreeItemId lastId = id; // The last non-zero id
965 while (id.IsOk() && !done)
966 {
967 ExpandDir(id);
968
969 id = FindChild(id, path, done);
970 if (id.IsOk())
971 lastId = id;
972 }
973 if (lastId.IsOk())
974 {
975 wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
976 if (data->m_isDir)
977 {
978 m_treeCtrl->Expand(lastId);
979 }
980 if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
981 {
982 // Find the first file in this directory
983 long cookie;
984 wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
985 bool selectedChild = FALSE;
986 while (childId.IsOk())
987 {
988 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
989
990 if (data && data->m_path != "" && !data->m_isDir)
991 {
992 m_treeCtrl->SelectItem(childId);
993 m_treeCtrl->EnsureVisible(childId);
994 selectedChild = TRUE;
995 break;
996 }
997 childId = m_treeCtrl->GetNextChild(lastId, cookie);
998 }
999 if (!selectedChild)
1000 {
1001 m_treeCtrl->SelectItem(lastId);
1002 m_treeCtrl->EnsureVisible(lastId);
1003 }
1004 }
1005 else
1006 {
1007 m_treeCtrl->SelectItem(lastId);
1008 m_treeCtrl->EnsureVisible(lastId);
1009 }
1010
1011 return TRUE;
1012 }
1013 else
1014 return FALSE;
1015}
1016
1017wxString wxGenericDirCtrl::GetPath() const
1018{
1019 wxTreeItemId id = m_treeCtrl->GetSelection();
1020 if (id)
1021 {
1022 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1023 return data->m_path;
1024 }
1025 else
1026 return wxEmptyString;
1027}
1028
1029wxString wxGenericDirCtrl::GetFilePath() const
1030{
1031 wxTreeItemId id = m_treeCtrl->GetSelection();
1032 if (id)
1033 {
1034 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1035 if (data->m_isDir)
1036 return wxEmptyString;
1037 else
1038 return data->m_path;
1039 }
1040 else
1041 return wxEmptyString;
1042}
1043
1044void wxGenericDirCtrl::SetPath(const wxString& path)
1045{
1046 m_defaultPath = path;
1047 if (m_rootId)
1048 ExpandPath(path);
1049}
1050
1051// Not used
1052#if 0
1053void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1054{
1055 wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1056
1057 // This may take a longish time. Go to busy cursor
1058 wxBusyCursor busy;
1059
1060 wxASSERT(data);
1061
1062 wxString search,path,filename;
1063
1064 wxString dirName(data->m_path);
1065
1066#if defined(__WXMSW__) || defined(__WXPM__)
1067 if (dirName.Last() == ':')
1068 dirName += wxString(wxFILE_SEP_PATH);
1069#endif
1070
1071 wxDir d;
1072 wxString eachFilename;
1073
1074 wxLogNull log;
1075 d.Open(dirName);
1076
1077 if (d.IsOpened())
1078 {
1079 if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1080 {
1081 do
1082 {
1083 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1084 {
1085 filenames.Add(eachFilename);
1086 }
1087 }
1088 while (d.GetNext(& eachFilename)) ;
1089 }
1090 }
1091}
1092#endif
1093
1094void wxGenericDirCtrl::SetFilterIndex(int n)
1095{
1096 m_currentFilter = n;
1097
1098 wxString f, d;
1099 if (ExtractWildcard(m_filter, n, f, d))
1100 m_currentFilterStr = f;
1101 else
1102 m_currentFilterStr = wxT("*.*");
1103}
1104
1105void wxGenericDirCtrl::SetFilter(const wxString& filter)
1106{
1107 m_filter = filter;
1108
1109 wxString f, d;
1110 if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1111 m_currentFilterStr = f;
1112 else
1113 m_currentFilterStr = wxT("*.*");
1114}
1115
1116// Extract description and actual filter from overall filter string
1117bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1118{
1119 wxArrayString filters, descriptions;
1120 int count = ParseFilter(filterStr, filters, descriptions);
1121 if (count > 0 && n < count)
1122 {
1123 filter = filters[n];
1124 description = descriptions[n];
1125 return TRUE;
1126 }
1127
1128 return FALSE;
1129}
1130
1131// Parses the global filter, returning the number of filters.
1132// Returns 0 if none or if there's a problem.
1133// filterStr is in the form:
1134//
1135// "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
1136
1137int wxGenericDirCtrl::ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions)
1138{
1139 wxString str(filterStr);
1140
1141 wxString description, filter;
1142 int pos;
1143 bool finished = FALSE;
1144 do
1145 {
1146 pos = str.Find(wxT('|'));
1147 if (pos == -1)
1148 return 0; // Problem
1149 description = str.Left(pos);
1150 str = str.Mid(pos+1);
1151 pos = str.Find(wxT('|'));
1152 if (pos == -1)
1153 {
1154 filter = str;
1155 finished = TRUE;
1156 }
1157 else
1158 {
1159 filter = str.Left(pos);
1160 str = str.Mid(pos+1);
1161 }
1162 descriptions.Add(description);
1163 filters.Add(filter);
1164 }
1165 while (!finished) ;
1166
1167 return filters.Count();
1168}
1169
1170void wxGenericDirCtrl::DoResize()
1171{
1172 wxSize sz = GetClientSize();
1173 int verticalSpacing = 3;
1174 if (m_treeCtrl)
1175 {
1176 wxSize filterSz ;
1177 if (m_filterListCtrl)
1178 {
1179 filterSz = m_filterListCtrl->GetSize();
1180 sz.y -= (filterSz.y + verticalSpacing);
1181 }
1182 m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1183 if (m_filterListCtrl)
1184 {
1185 m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1186 // Don't know why, but this needs refreshing after a resize (wxMSW)
1187 m_filterListCtrl->Refresh();
1188 }
1189 }
1190}
1191
1192
1193void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1194{
1195 DoResize();
1196}
1197
1198//-----------------------------------------------------------------------------
1199// wxDirFilterListCtrl
1200//-----------------------------------------------------------------------------
1201
1202IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1203
1204BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1205 EVT_CHOICE(-1, wxDirFilterListCtrl::OnSelFilter)
1206END_EVENT_TABLE()
1207
1208bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent, const wxWindowID id,
1209 const wxPoint& pos,
1210 const wxSize& size,
1211 long style)
1212{
1213 m_dirCtrl = parent;
1214 return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1215}
1216
1217void wxDirFilterListCtrl::Init()
1218{
1219 m_dirCtrl = NULL;
1220}
1221
1222void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1223{
1224 int sel = GetSelection();
1225
1226 wxString currentPath = m_dirCtrl->GetPath();
1227
1228 m_dirCtrl->SetFilterIndex(sel);
1229
1230 // If the filter has changed, the view is out of date, so
1231 // collapse the tree.
1232 m_dirCtrl->GetTreeCtrl()->Collapse(m_dirCtrl->GetRootId());
1233 m_dirCtrl->GetTreeCtrl()->Expand(m_dirCtrl->GetRootId());
1234
1235 // Try to restore the selection, or at least the directory
1236 m_dirCtrl->ExpandPath(currentPath);
1237}
1238
1239void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1240{
1241 Clear();
1242 wxArrayString descriptions, filters;
1243 size_t n = (size_t) m_dirCtrl->ParseFilter(filter, filters, descriptions);
1244
1245 if (n > 0 && defaultFilter < (int) n)
1246 {
1247 size_t i = 0;
1248 for (i = 0; i < n; i++)
1249 Append(descriptions[i]);
1250 SetSelection(defaultFilter);
1251 }
1252}
1253
1254#endif // wxUSE_DIRDLG
wxWidgets (Impactor)