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[wxWidgets.git] / src / generic / filedlgg.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: filedlgg.cpp
3 // Purpose: wxFileDialog
4 // Author: Robert Roebling
5 // Modified by:
6 // Created: 12/12/98
7 // RCS-ID: $Id$
8 // Copyright: (c) Robert Roebling
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #ifdef __GNUG__
13 #pragma implementation "filedlgg.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 #ifndef __UNIX__
24 #error wxFileDialog currently only supports unix
25 #endif
26
27 #include "wx/filedlg.h"
28 #include "wx/debug.h"
29 #include "wx/log.h"
30 #include "wx/intl.h"
31 #include "wx/msgdlg.h"
32 #include "wx/sizer.h"
33 #include "wx/bmpbuttn.h"
34 #include "wx/tokenzr.h"
35 #include "wx/mimetype.h"
36 #include "wx/image.h"
37 #include "wx/module.h"
38 #include "wx/config.h"
39 #include "wx/imaglist.h"
40
41 #if wxUSE_TOOLTIPS
42 #include "wx/tooltip.h"
43 #endif
44
45 #include <sys/types.h>
46 #include <sys/stat.h>
47 #include <dirent.h>
48 #include <pwd.h>
49 #include <grp.h>
50 #include <time.h>
51 #include <unistd.h>
52
53 #include "wx/generic/home.xpm"
54 #include "wx/generic/listview.xpm"
55 #include "wx/generic/repview.xpm"
56 #include "wx/generic/new_dir.xpm"
57 #include "wx/generic/dir_up.xpm"
58 #include "wx/generic/folder.xpm"
59 #include "wx/generic/deffile.xpm"
60 #include "wx/generic/exefile.xpm"
61
62 // ----------------------------------------------------------------------------
63 // private classes - icons list management
64 // ----------------------------------------------------------------------------
65
66 class wxFileIconEntry : public wxObject
67 {
68 public:
69 wxFileIconEntry(int i) { id = i; }
70
71 int id;
72 };
73
74
75 class wxFileIconsTable
76 {
77 public:
78 wxFileIconsTable();
79
80 int GetIconID(const wxString& extension, const wxString& mime = wxEmptyString);
81 wxImageList *GetImageList() { return &m_ImageList; }
82
83 protected:
84 wxImageList m_ImageList;
85 wxHashTable m_HashTable;
86 };
87
88 static wxFileIconsTable *g_IconsTable = NULL;
89
90 #define FI_FOLDER 0
91 #define FI_UNKNOWN 1
92 #define FI_EXECUTABLE 2
93
94 wxFileIconsTable::wxFileIconsTable() :
95 m_ImageList(16, 16),
96 m_HashTable(wxKEY_STRING)
97 {
98 m_HashTable.DeleteContents(TRUE);
99 m_ImageList.Add(wxBitmap(folder_xpm)); // FI_FOLDER
100 m_ImageList.Add(wxBitmap(deffile_xpm)); // FI_UNKNOWN
101 if (GetIconID(wxEmptyString, _T("application/x-executable")) == FI_UNKNOWN)
102 { // FI_EXECUTABLE
103 m_ImageList.Add(wxBitmap(exefile_xpm));
104 m_HashTable.Delete(_T("exe"));
105 m_HashTable.Put(_T("exe"), new wxFileIconEntry(FI_EXECUTABLE));
106 }
107 /* else put into list by GetIconID
108 (KDE defines application/x-executable for *.exe and has nice icon)
109 */
110 }
111
112
113
114 static wxBitmap CreateAntialiasedBitmap(const wxImage& img)
115 {
116 wxImage small(16, 16);
117 unsigned char *p1, *p2, *ps;
118 unsigned char mr = img.GetMaskRed(),
119 mg = img.GetMaskGreen(),
120 mb = img.GetMaskBlue();
121
122 unsigned x, y;
123 unsigned sr, sg, sb, smask;
124
125 p1 = img.GetData(), p2 = img.GetData() + 3 * 32, ps = small.GetData();
126 small.SetMaskColour(mr, mr, mr);
127
128 for (y = 0; y < 16; y++)
129 {
130 for (x = 0; x < 16; x++)
131 {
132 sr = sg = sb = smask = 0;
133 if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
134 sr += p1[0], sg += p1[1], sb += p1[2];
135 else smask++;
136 p1 += 3;
137 if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
138 sr += p1[0], sg += p1[1], sb += p1[2];
139 else smask++;
140 p1 += 3;
141 if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
142 sr += p2[0], sg += p2[1], sb += p2[2];
143 else smask++;
144 p2 += 3;
145 if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
146 sr += p2[0], sg += p2[1], sb += p2[2];
147 else smask++;
148 p2 += 3;
149
150 if (smask > 2)
151 ps[0] = ps[1] = ps[2] = mr;
152 else
153 ps[0] = sr >> 2, ps[1] = sg >> 2, ps[2] = sb >> 2;
154 ps += 3;
155 }
156 p1 += 32 * 3, p2 += 32 * 3;
157 }
158
159 return small.ConvertToBitmap();
160 }
161
162
163 // finds empty borders and return non-empty area of image:
164 static wxImage CutEmptyBorders(const wxImage& img)
165 {
166 unsigned char mr = img.GetMaskRed(),
167 mg = img.GetMaskGreen(),
168 mb = img.GetMaskBlue();
169 unsigned char *dt = img.GetData(), *dttmp;
170 unsigned w = img.GetWidth(), h = img.GetHeight();
171
172 unsigned top, bottom, left, right, i;
173 bool empt;
174
175 #define MK_DTTMP(x,y) dttmp = dt + ((x + y * w) * 3)
176 #define NOEMPTY_PIX(empt) if (dttmp[0] != mr || dttmp[1] != mg || dttmp[2] != mb) {empt = FALSE; break;}
177
178 for (empt = TRUE, top = 0; empt && top < h; top++)
179 {
180 MK_DTTMP(0, top);
181 for (i = 0; i < w; i++, dttmp+=3)
182 NOEMPTY_PIX(empt)
183 }
184 for (empt = TRUE, bottom = h-1; empt && bottom > top; bottom--)
185 {
186 MK_DTTMP(0, bottom);
187 for (i = 0; i < w; i++, dttmp+=3)
188 NOEMPTY_PIX(empt)
189 }
190 for (empt = TRUE, left = 0; empt && left < w; left++)
191 {
192 MK_DTTMP(left, 0);
193 for (i = 0; i < h; i++, dttmp+=3*w)
194 NOEMPTY_PIX(empt)
195 }
196 for (empt = TRUE, right = w-1; empt && right > left; right--)
197 {
198 MK_DTTMP(right, 0);
199 for (i = 0; i < h; i++, dttmp+=3*w)
200 NOEMPTY_PIX(empt)
201 }
202 top--, left--, bottom++, right++;
203
204 return img.GetSubImage(wxRect(left, top, right - left + 1, bottom - top + 1));
205 }
206
207
208
209 int wxFileIconsTable::GetIconID(const wxString& extension, const wxString& mime)
210 {
211 if (!extension.IsEmpty())
212 {
213 wxFileIconEntry *entry = (wxFileIconEntry*) m_HashTable.Get(extension);
214 if (entry) return (entry -> id);
215 }
216
217 wxFileType *ft = (mime.IsEmpty()) ?
218 wxTheMimeTypesManager -> GetFileTypeFromExtension(extension) :
219 wxTheMimeTypesManager -> GetFileTypeFromMimeType(mime);
220 wxIcon ic;
221 if (ft == NULL || (!ft -> GetIcon(&ic)) || (!ic.Ok()))
222 {
223 int newid = FI_UNKNOWN;
224 m_HashTable.Put(extension, new wxFileIconEntry(newid));
225 return newid;
226 }
227 wxImage img(ic);
228 delete ft;
229
230 int id = m_ImageList.GetImageCount();
231 if (img.GetWidth() == 16 && img.GetHeight() == 16)
232 m_ImageList.Add(img.ConvertToBitmap());
233 else
234 {
235 if (img.GetWidth() != 32 || img.GetHeight() != 32)
236 m_ImageList.Add(CreateAntialiasedBitmap(CutEmptyBorders(img).Rescale(32, 32)));
237 else
238 m_ImageList.Add(CreateAntialiasedBitmap(img));
239 }
240 m_HashTable.Put(extension, new wxFileIconEntry(id));
241 return id;
242 }
243
244
245
246 // ----------------------------------------------------------------------------
247 // private functions
248 // ----------------------------------------------------------------------------
249
250 static
251 int ListCompare( long data1, long data2, long WXUNUSED(data) )
252 {
253 wxFileData *fd1 = (wxFileData*)data1 ;
254 wxFileData *fd2 = (wxFileData*)data2 ;
255 if (fd1->GetName() == wxT("..")) return -1;
256 if (fd2->GetName() == wxT("..")) return 1;
257 if (fd1->IsDir() && !fd2->IsDir()) return -1;
258 if (fd2->IsDir() && !fd1->IsDir()) return 1;
259 return wxStrcmp( fd1->GetName(), fd2->GetName() );
260 }
261
262 //-----------------------------------------------------------------------------
263 // wxFileData
264 //-----------------------------------------------------------------------------
265
266 IMPLEMENT_DYNAMIC_CLASS(wxFileData,wxObject);
267
268 wxFileData::wxFileData( const wxString &name, const wxString &fname )
269 {
270 m_name = name;
271 m_fileName = fname;
272
273 struct stat buff;
274 stat( m_fileName.fn_str(), &buff );
275
276 #ifndef __EMX__
277 struct stat lbuff;
278 lstat( m_fileName.fn_str(), &lbuff );
279 m_isLink = S_ISLNK( lbuff.st_mode );
280 struct tm *t = localtime( &lbuff.st_mtime );
281 #else
282 m_isLink = FALSE;
283 struct tm *t = localtime( &buff.st_mtime );
284 #endif
285
286 // struct passwd *user = getpwuid( buff.st_uid );
287 // struct group *grp = getgrgid( buff.st_gid );
288
289 m_isDir = S_ISDIR( buff.st_mode );
290 m_isExe = ((buff.st_mode & S_IXUSR ) == S_IXUSR );
291
292 m_size = buff.st_size;
293
294 m_hour = t->tm_hour;
295 m_minute = t->tm_min;
296 m_month = t->tm_mon+1;
297 m_day = t->tm_mday;
298 m_year = t->tm_year;
299 m_year += 1900;
300
301 m_permissions.sprintf( wxT("%c%c%c"),
302 ((( buff.st_mode & S_IRUSR ) == S_IRUSR ) ? wxT('r') : wxT('-')),
303 ((( buff.st_mode & S_IWUSR ) == S_IWUSR ) ? wxT('w') : wxT('-')),
304 ((( buff.st_mode & S_IXUSR ) == S_IXUSR ) ? wxT('x') : wxT('-')) );
305 }
306
307 wxString wxFileData::GetName() const
308 {
309 return m_name;
310 }
311
312 wxString wxFileData::GetFullName() const
313 {
314 return m_fileName;
315 }
316
317 wxString wxFileData::GetHint() const
318 {
319 wxString s = m_fileName;
320 s += " ";
321 if (m_isDir) s += _("<DIR> ");
322 else if (m_isLink) s += _("<LINK> ");
323 else
324 {
325 s += LongToString( m_size );
326 s += _(" bytes ");
327 }
328 s += IntToString( m_day );
329 s += wxT(".");
330 s += IntToString( m_month );
331 s += wxT(".");
332 s += IntToString( m_year );
333 s += wxT(" ");
334 s += IntToString( m_hour );
335 s += wxT(":");
336 s += IntToString( m_minute );
337 s += wxT(" ");
338 s += m_permissions;
339 return s;
340 };
341
342 wxString wxFileData::GetEntry( int num )
343 {
344 wxString s;
345 switch (num)
346 {
347 case 0:
348 {
349 s = m_name;
350 }
351 break;
352 case 1:
353 {
354 if (m_isDir) s = _("<DIR>");
355 else if (m_isLink) s = _("<LINK>");
356 else s = LongToString( m_size );
357 }
358 break;
359 case 2:
360 {
361 if (m_day < 10) s = wxT("0"); else s = wxT("");
362 s += IntToString( m_day );
363 s += wxT(".");
364 if (m_month < 10) s += wxT("0");
365 s += IntToString( m_month );
366 s += wxT(".");
367 s += IntToString( m_year );
368 }
369 break;
370 case 3:
371 {
372 if (m_hour < 10) s = wxT("0"); else s = wxT("");
373 s += IntToString( m_hour );
374 s += wxT(":");
375 if (m_minute < 10) s += wxT("0");
376 s += IntToString( m_minute );
377 break;
378 }
379 case 4:
380 s = m_permissions;
381 break;
382 default:
383 s = wxT("No entry");
384 break;
385 }
386 return s;
387 }
388
389 bool wxFileData::IsDir()
390 {
391 return m_isDir;
392 }
393
394 bool wxFileData::IsExe()
395 {
396 return m_isExe;
397 }
398
399 bool wxFileData::IsLink()
400 {
401 return m_isLink;
402 }
403
404 long wxFileData::GetSize()
405 {
406 return m_size;
407 }
408
409 void wxFileData::SetNewName( const wxString &name, const wxString &fname )
410 {
411 m_name = name;
412 m_fileName = fname;
413 }
414
415 void wxFileData::MakeItem( wxListItem &item )
416 {
417 item.m_text = m_name;
418 item.ClearAttributes();
419 if (IsExe()) item.SetTextColour(*wxRED);
420 if (IsDir()) item.SetTextColour(*wxBLUE);
421
422 if (IsDir())
423 item.m_image = FI_FOLDER;
424 else if (IsExe())
425 item.m_image = FI_EXECUTABLE;
426 else if (m_name.Find(wxT('.')) != wxNOT_FOUND)
427 item.m_image = g_IconsTable -> GetIconID(m_name.AfterLast(wxT('.')));
428 else
429 item.m_image = FI_UNKNOWN;
430
431 if (IsLink())
432 {
433 wxColour *dg = wxTheColourDatabase->FindColour( "MEDIUM GREY" );
434 item.SetTextColour(*dg);
435 }
436 item.m_data = (long)this;
437 }
438
439 //-----------------------------------------------------------------------------
440 // wxFileCtrl
441 //-----------------------------------------------------------------------------
442
443 IMPLEMENT_DYNAMIC_CLASS(wxFileCtrl,wxListCtrl);
444
445 BEGIN_EVENT_TABLE(wxFileCtrl,wxListCtrl)
446 EVT_LIST_DELETE_ITEM(-1, wxFileCtrl::OnListDeleteItem)
447 EVT_LIST_DELETE_ALL_ITEMS(-1, wxFileCtrl::OnListDeleteAllItems)
448 EVT_LIST_END_LABEL_EDIT(-1, wxFileCtrl::OnListEndLabelEdit)
449 END_EVENT_TABLE()
450
451
452 wxFileCtrl::wxFileCtrl()
453 {
454 m_dirName = wxT("/");
455 m_showHidden = FALSE;
456 }
457
458 wxFileCtrl::wxFileCtrl( wxWindow *win, wxWindowID id,
459 const wxString &dirName, const wxString &wild,
460 const wxPoint &pos, const wxSize &size,
461 long style, const wxValidator &validator, const wxString &name ) :
462 wxListCtrl( win, id, pos, size, style, validator, name )
463 {
464 if (! g_IconsTable) g_IconsTable = new wxFileIconsTable;
465 wxImageList *imageList = g_IconsTable -> GetImageList();
466
467 SetImageList( imageList, wxIMAGE_LIST_SMALL );
468
469 m_dirName = dirName;
470 m_wild = wild;
471 m_showHidden = FALSE;
472 Update();
473 }
474
475 void wxFileCtrl::ChangeToListMode()
476 {
477 SetSingleStyle( wxLC_LIST );
478 Update();
479 }
480
481 void wxFileCtrl::ChangeToReportMode()
482 {
483 SetSingleStyle( wxLC_REPORT );
484 Update();
485 }
486
487 void wxFileCtrl::ChangeToIconMode()
488 {
489 SetSingleStyle( wxLC_ICON );
490 Update();
491 }
492
493 void wxFileCtrl::ShowHidden( bool show )
494 {
495 m_showHidden = show;
496 Update();
497 }
498
499 long wxFileCtrl::Add( wxFileData *fd, wxListItem &item )
500 {
501 long ret = -1;
502 item.m_mask = wxLIST_MASK_TEXT + wxLIST_MASK_DATA + wxLIST_MASK_IMAGE;
503 fd->MakeItem( item );
504 long my_style = GetWindowStyleFlag();
505 if (my_style & wxLC_REPORT)
506 {
507 ret = InsertItem( item );
508 for (int i = 1; i < 5; i++) SetItem( item.m_itemId, i, fd->GetEntry( i) );
509 }
510 else if (my_style & wxLC_LIST)
511 {
512 ret = InsertItem( item );
513 }
514 return ret;
515 }
516
517 void wxFileCtrl::Update()
518 {
519 long my_style = GetWindowStyleFlag();
520 int name_col_width = 0;
521 if (my_style & wxLC_REPORT)
522 {
523 if (GetColumnCount() > 0)
524 name_col_width = GetColumnWidth( 0 );
525 }
526
527 ClearAll();
528 if (my_style & wxLC_REPORT)
529 {
530 if (name_col_width < 140) name_col_width = 140;
531 InsertColumn( 0, _("Name"), wxLIST_FORMAT_LEFT, name_col_width );
532 InsertColumn( 1, _("Size"), wxLIST_FORMAT_LEFT, 60 );
533 InsertColumn( 2, _("Date"), wxLIST_FORMAT_LEFT, 65 );
534 InsertColumn( 3, _("Time"), wxLIST_FORMAT_LEFT, 50 );
535 InsertColumn( 4, _("Permissions"), wxLIST_FORMAT_LEFT, 120 );
536 }
537 wxFileData *fd = (wxFileData *) NULL;
538 wxListItem item;
539 item.m_itemId = 0;
540 item.m_col = 0;
541
542 if (m_dirName != wxT("/"))
543 {
544 wxString p( wxPathOnly(m_dirName) );
545 if (p.IsEmpty()) p = wxT("/");
546 fd = new wxFileData( wxT(".."), p );
547 Add( fd, item );
548 item.m_itemId++;
549 }
550
551 wxString res = m_dirName + wxT("/*");
552 wxString f( wxFindFirstFile( res.GetData(), wxDIR ) );
553 while (!f.IsEmpty())
554 {
555 res = wxFileNameFromPath( f );
556 fd = new wxFileData( res, f );
557 wxString s = fd->GetName();
558 if (m_showHidden || (s[0] != wxT('.')))
559 {
560 Add( fd, item );
561 item.m_itemId++;
562 }
563 f = wxFindNextFile();
564 }
565
566 res = m_dirName + wxT("/") + m_wild;
567 f = wxFindFirstFile( res.GetData(), wxFILE );
568 while (!f.IsEmpty())
569 {
570 res = wxFileNameFromPath( f );
571 fd = new wxFileData( res, f );
572 wxString s = fd->GetName();
573 if (m_showHidden || (s[0] != wxT('.')))
574 {
575 Add( fd, item );
576 item.m_itemId++;
577 }
578 f = wxFindNextFile();
579 }
580
581 SortItems( ListCompare, 0 );
582
583 SetColumnWidth( 1, wxLIST_AUTOSIZE );
584 SetColumnWidth( 2, wxLIST_AUTOSIZE );
585 SetColumnWidth( 3, wxLIST_AUTOSIZE );
586 }
587
588 void wxFileCtrl::SetWild( const wxString &wild )
589 {
590 m_wild = wild;
591 Update();
592 }
593
594 void wxFileCtrl::MakeDir()
595 {
596 wxString new_name( wxT("NewName") );
597 wxString path( m_dirName );
598 path += wxT("/");
599 path += new_name;
600 if (wxFileExists(path))
601 {
602 // try NewName0, NewName1 etc.
603 int i = 0;
604 do {
605 new_name = _("NewName");
606 wxString num;
607 num.Printf( wxT("%d"), i );
608 new_name += num;
609
610 path = m_dirName;
611 path += wxT("/");
612 path += new_name;
613 i++;
614 } while (wxFileExists(path));
615 }
616
617 wxLogNull log;
618 if (!wxMkdir(path))
619 {
620 wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
621 dialog.ShowModal();
622 return;
623 }
624
625 wxFileData *fd = new wxFileData( new_name, path );
626 wxListItem item;
627 item.m_itemId = 0;
628 item.m_col = 0;
629 long id = Add( fd, item );
630
631 if (id != -1)
632 {
633 SortItems( ListCompare, 0 );
634 id = FindItem( 0, (long)fd );
635 EnsureVisible( id );
636 EditLabel( id );
637 }
638 }
639
640 void wxFileCtrl::GoToParentDir()
641 {
642 if (m_dirName != wxT("/"))
643 {
644 wxString fname( wxFileNameFromPath(m_dirName) );
645 m_dirName = wxPathOnly( m_dirName );
646 if (m_dirName.IsEmpty()) m_dirName = wxT("/");
647 Update();
648 long id = FindItem( 0, fname );
649 if (id != -1)
650 {
651 SetItemState( id, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
652 EnsureVisible( id );
653 }
654 }
655 }
656
657 void wxFileCtrl::GoToHomeDir()
658 {
659 wxString s = wxGetUserHome( wxString() );
660 m_dirName = s;
661 Update();
662 SetItemState( 0, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
663 EnsureVisible( 0 );
664 }
665
666 void wxFileCtrl::GoToDir( const wxString &dir )
667 {
668 m_dirName = dir;
669 Update();
670 SetItemState( 0, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
671 EnsureVisible( 0 );
672 }
673
674 void wxFileCtrl::GetDir( wxString &dir )
675 {
676 dir = m_dirName;
677 }
678
679 void wxFileCtrl::OnListDeleteItem( wxListEvent &event )
680 {
681 wxFileData *fd = (wxFileData*)event.m_item.m_data;
682 delete fd;
683 }
684
685 void wxFileCtrl::OnListDeleteAllItems( wxListEvent &WXUNUSED(event) )
686 {
687 wxListItem item;
688 item.m_mask = wxLIST_MASK_DATA;
689
690 item.m_itemId = GetNextItem( -1, wxLIST_NEXT_ALL );
691 while ( item.m_itemId != -1 )
692 {
693 GetItem( item );
694 wxFileData *fd = (wxFileData*)item.m_data;
695 delete fd;
696 item.m_data = 0;
697 SetItem( item );
698 item.m_itemId = GetNextItem( item.m_itemId, wxLIST_NEXT_ALL );
699 }
700 }
701
702 void wxFileCtrl::OnListEndLabelEdit( wxListEvent &event )
703 {
704 wxFileData *fd = (wxFileData*)event.m_item.m_data;
705 wxASSERT( fd );
706
707 if ((event.GetLabel().IsEmpty()) ||
708 (event.GetLabel() == _(".")) ||
709 (event.GetLabel() == _("..")) ||
710 (event.GetLabel().First( wxT("/") ) != wxNOT_FOUND))
711 {
712 wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
713 dialog.ShowModal();
714 event.Veto();
715 return;
716 }
717
718 wxString new_name( wxPathOnly( fd->GetFullName() ) );
719 new_name += wxT("/");
720 new_name += event.GetLabel();
721
722 wxLogNull log;
723
724 if (wxFileExists(new_name))
725 {
726 wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
727 dialog.ShowModal();
728 event.Veto();
729 }
730
731 if (wxRenameFile(fd->GetFullName(),new_name))
732 {
733 fd->SetNewName( new_name, event.GetLabel() );
734 SetItemState( event.GetItem(), wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED );
735 EnsureVisible( event.GetItem() );
736 }
737 else
738 {
739 wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
740 dialog.ShowModal();
741 event.Veto();
742 }
743 }
744
745 //-----------------------------------------------------------------------------
746 // wxFileDialog
747 //-----------------------------------------------------------------------------
748
749 #define ID_LIST_MODE wxID_FILEDLGG
750 #define ID_REPORT_MODE wxID_FILEDLGG + 1
751 #define ID_UP_DIR wxID_FILEDLGG + 5
752 #define ID_PARENT_DIR wxID_FILEDLGG + 6
753 #define ID_NEW_DIR wxID_FILEDLGG + 7
754 #define ID_CHOICE wxID_FILEDLGG + 8
755 #define ID_TEXT wxID_FILEDLGG + 9
756 #define ID_LIST_CTRL wxID_FILEDLGG + 10
757 #define ID_ACTIVATED wxID_FILEDLGG + 11
758 #define ID_CHECK wxID_FILEDLGG + 12
759
760 IMPLEMENT_DYNAMIC_CLASS(wxFileDialog,wxDialog)
761
762 BEGIN_EVENT_TABLE(wxFileDialog,wxDialog)
763 EVT_BUTTON(ID_LIST_MODE, wxFileDialog::OnList)
764 EVT_BUTTON(ID_REPORT_MODE, wxFileDialog::OnReport)
765 EVT_BUTTON(ID_UP_DIR, wxFileDialog::OnUp)
766 EVT_BUTTON(ID_PARENT_DIR, wxFileDialog::OnHome)
767 EVT_BUTTON(ID_NEW_DIR, wxFileDialog::OnNew)
768 EVT_BUTTON(wxID_OK, wxFileDialog::OnListOk)
769 EVT_LIST_ITEM_SELECTED(ID_LIST_CTRL, wxFileDialog::OnSelected)
770 EVT_LIST_ITEM_ACTIVATED(ID_LIST_CTRL, wxFileDialog::OnActivated)
771 EVT_CHOICE(ID_CHOICE,wxFileDialog::OnChoice)
772 EVT_TEXT_ENTER(ID_TEXT,wxFileDialog::OnTextEnter)
773 EVT_CHECKBOX(ID_CHECK,wxFileDialog::OnCheck)
774 END_EVENT_TABLE()
775
776 long wxFileDialog::s_lastViewStyle = wxLC_LIST;
777 bool wxFileDialog::s_lastShowHidden = FALSE;
778
779 wxFileDialog::wxFileDialog(wxWindow *parent,
780 const wxString& message,
781 const wxString& defaultDir,
782 const wxString& defaultFile,
783 const wxString& wildCard,
784 long style,
785 const wxPoint& pos ) :
786 wxDialog( parent, -1, message, pos, wxDefaultSize, wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER )
787 {
788 wxBeginBusyCursor();
789
790 if (wxConfig::Get(FALSE))
791 {
792 wxConfig::Get() -> Read(wxT("/wxWindows/wxFileDialog/ViewStyle"), &s_lastViewStyle);
793 wxConfig::Get() -> Read(wxT("/wxWindows/wxFileDialog/ShowHidden"), &s_lastShowHidden);
794 }
795
796 m_message = message;
797 m_dialogStyle = style;
798
799 if (m_dialogStyle == 0) m_dialogStyle = wxOPEN;
800 if ((m_dialogStyle & wxMULTIPLE ) && !(m_dialogStyle & wxOPEN))
801 m_dialogStyle |= wxOPEN;
802
803 m_dir = defaultDir;
804 if ((m_dir.IsEmpty()) || (m_dir == wxT(".")))
805 {
806 char buf[200];
807 m_dir = getcwd( buf, sizeof(buf) );
808 }
809 m_path = defaultDir;
810 m_path += wxT("/");
811 m_path += defaultFile;
812 m_fileName = defaultFile;
813 m_wildCard = wildCard;
814 m_filterIndex = 0;
815 m_filterExtension = wxEmptyString;
816
817 // interpret wildcards
818
819 if (m_wildCard.IsEmpty())
820 m_wildCard = _("All files (*)|*");
821
822 wxStringTokenizer tokens( m_wildCard, wxT("|") );
823 wxString firstWild;
824 wxString firstWildText;
825 if (tokens.CountTokens() == 1)
826 {
827 firstWildText = tokens.GetNextToken();
828 firstWild = firstWildText;
829 }
830 else
831 {
832 wxASSERT_MSG( tokens.CountTokens() % 2 == 0, wxT("Wrong file type descripition") );
833 firstWildText = tokens.GetNextToken();
834 firstWild = tokens.GetNextToken();
835 }
836 if ( firstWild.Left( 2 ) == wxT("*.") )
837 m_filterExtension = firstWild.Mid( 1 );
838 if ( m_filterExtension == ".*" ) m_filterExtension = wxEmptyString;
839
840 // layout
841
842 wxBoxSizer *mainsizer = new wxBoxSizer( wxVERTICAL );
843
844 wxBoxSizer *buttonsizer = new wxBoxSizer( wxHORIZONTAL );
845
846 wxBitmapButton *but;
847
848 but = new wxBitmapButton( this, ID_LIST_MODE, wxBitmap( listview_xpm ) );
849 #if wxUSE_TOOLTIPS
850 but->SetToolTip( _("View files as a list view") );
851 #endif
852 buttonsizer->Add( but, 0, wxALL, 5 );
853
854 but = new wxBitmapButton( this, ID_REPORT_MODE, wxBitmap( repview_xpm ) );
855 #if wxUSE_TOOLTIPS
856 but->SetToolTip( _("View files as a detailed view") );
857 #endif
858 buttonsizer->Add( but, 0, wxALL, 5 );
859
860 buttonsizer->Add( 30, 5, 1 );
861
862 but = new wxBitmapButton( this, ID_UP_DIR, wxBitmap( dir_up_xpm ) );
863 #if wxUSE_TOOLTIPS
864 but->SetToolTip( _("Go to parent directory") );
865 #endif
866 buttonsizer->Add( but, 0, wxALL, 5 );
867
868 but = new wxBitmapButton( this, ID_PARENT_DIR, wxBitmap(home_xpm) );
869 #if wxUSE_TOOLTIPS
870 but->SetToolTip( _("Go to home directory") );
871 #endif
872 buttonsizer->Add( but, 0, wxALL, 5);
873
874 buttonsizer->Add( 20, 20 );
875
876 but = new wxBitmapButton( this, ID_NEW_DIR, wxBitmap(new_dir_xpm) );
877 #if wxUSE_TOOLTIPS
878 but->SetToolTip( _("Create new directory") );
879 #endif
880 buttonsizer->Add( but, 0, wxALL, 5 );
881
882 mainsizer->Add( buttonsizer, 0, wxALL | wxEXPAND, 5 );
883
884 wxBoxSizer *staticsizer = new wxBoxSizer( wxHORIZONTAL );
885 staticsizer->Add( new wxStaticText( this, -1, _("Current directory:") ), 0, wxRIGHT, 10 );
886 m_static = new wxStaticText( this, -1, m_dir );
887 staticsizer->Add( m_static, 1 );
888 mainsizer->Add( staticsizer, 0, wxEXPAND | wxLEFT|wxRIGHT|wxBOTTOM, 10 );
889
890 if (m_dialogStyle & wxMULTIPLE)
891 m_list = new wxFileCtrl( this, ID_LIST_CTRL, m_dir, firstWild, wxDefaultPosition,
892 wxSize(440,180), s_lastViewStyle | wxSUNKEN_BORDER );
893 else
894 m_list = new wxFileCtrl( this, ID_LIST_CTRL, m_dir, firstWild, wxDefaultPosition,
895 wxSize(440,180), s_lastViewStyle | wxSUNKEN_BORDER | wxLC_SINGLE_SEL );
896 m_list -> ShowHidden(s_lastShowHidden);
897 mainsizer->Add( m_list, 1, wxEXPAND | wxLEFT|wxRIGHT, 10 );
898
899 wxBoxSizer *textsizer = new wxBoxSizer( wxHORIZONTAL );
900 m_text = new wxTextCtrl( this, ID_TEXT, m_fileName, wxDefaultPosition, wxDefaultSize, wxPROCESS_ENTER );
901 textsizer->Add( m_text, 1, wxCENTER | wxLEFT|wxRIGHT|wxTOP, 10 );
902 textsizer->Add( new wxButton( this, wxID_OK, _("OK") ), 0, wxCENTER | wxLEFT|wxRIGHT|wxTOP, 10 );
903 mainsizer->Add( textsizer, 0, wxEXPAND );
904
905 wxBoxSizer *choicesizer = new wxBoxSizer( wxHORIZONTAL );
906 m_choice = new wxChoice( this, ID_CHOICE );
907 choicesizer->Add( m_choice, 1, wxCENTER|wxALL, 10 );
908 m_check = new wxCheckBox( this, ID_CHECK, _("Show hidden files") );
909 m_check->SetValue( s_lastShowHidden );
910 choicesizer->Add( m_check, 0, wxCENTER|wxALL, 10 );
911 choicesizer->Add( new wxButton( this, wxID_CANCEL, _("Cancel") ), 0, wxCENTER | wxALL, 10 );
912 mainsizer->Add( choicesizer, 0, wxEXPAND );
913
914 m_choice->Append( firstWildText, (void*) new wxString( firstWild ) );
915 while (tokens.HasMoreTokens())
916 {
917 firstWildText = tokens.GetNextToken();
918 firstWild = tokens.GetNextToken();
919 m_choice->Append( firstWildText, (void*) new wxString( firstWild ) );
920 }
921 m_choice->SetSelection( 0 );
922
923 SetAutoLayout( TRUE );
924 SetSizer( mainsizer );
925
926 mainsizer->Fit( this );
927 mainsizer->SetSizeHints( this );
928
929 Centre( wxBOTH );
930
931 if (m_fileName.IsEmpty())
932 m_list->SetFocus();
933 else
934 m_text->SetFocus();
935
936 wxEndBusyCursor();
937 }
938
939 wxFileDialog::~wxFileDialog()
940 {
941 if (wxConfig::Get(FALSE))
942 {
943 wxConfig::Get() -> Write(wxT("/wxWindows/wxFileDialog/ViewStyle"), s_lastViewStyle);
944 wxConfig::Get() -> Write(wxT("/wxWindows/wxFileDialog/ShowHidden"), s_lastShowHidden);
945 }
946 }
947
948 void wxFileDialog::OnChoice( wxCommandEvent &event )
949 {
950 int index = (int)event.GetInt();
951 wxString *str = (wxString*) m_choice->GetClientData( index );
952 m_list->SetWild( *str );
953 m_filterIndex = index;
954 if ( str -> Left( 2 ) == wxT("*.") )
955 {
956 m_filterExtension = str -> Mid( 1 );
957 if (m_filterExtension == ".*") m_filterExtension = wxEmptyString;
958 }
959 else
960 m_filterExtension = wxEmptyString;
961 }
962
963 void wxFileDialog::OnCheck( wxCommandEvent &event )
964 {
965 m_list->ShowHidden( (s_lastShowHidden = event.GetInt() != 0) );
966 }
967
968 void wxFileDialog::OnActivated( wxListEvent &event )
969 {
970 HandleAction( event.m_item.m_text );
971 }
972
973 void wxFileDialog::OnTextEnter( wxCommandEvent &WXUNUSED(event) )
974 {
975 wxCommandEvent cevent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK);
976 cevent.SetEventObject( this );
977 GetEventHandler()->ProcessEvent( cevent );
978 }
979
980 void wxFileDialog::OnSelected( wxListEvent &event )
981 {
982 if (FindFocus() != m_list) return;
983
984 wxString filename( event.m_item.m_text );
985 if (filename == wxT("..")) return;
986
987 wxString dir;
988 m_list->GetDir( dir );
989 if (dir != wxT("/")) dir += wxT("/");
990 dir += filename;
991 if (wxDirExists(dir)) return;
992
993 m_text->SetValue( filename );
994 }
995
996 void wxFileDialog::HandleAction( const wxString &fn )
997 {
998 wxString filename( fn );
999 wxString dir;
1000 m_list->GetDir( dir );
1001 if (filename.IsEmpty()) return;
1002 if (filename == wxT(".")) return;
1003
1004 if (filename == wxT(".."))
1005 {
1006 m_list->GoToParentDir();
1007 m_list->SetFocus();
1008 m_list->GetDir( dir );
1009 m_static->SetLabel( dir );
1010 return;
1011 }
1012
1013 if (filename == wxT("~"))
1014 {
1015 m_list->GoToHomeDir();
1016 m_list->SetFocus();
1017 m_list->GetDir( dir );
1018 m_static->SetLabel( dir );
1019 return;
1020 }
1021
1022 if (filename[0] == wxT('~'))
1023 {
1024 filename.Remove( 0, 1 );
1025 wxString tmp( wxGetUserHome() );
1026 tmp += wxT('/');
1027 tmp += filename;
1028 filename = tmp;
1029 }
1030
1031 if ((filename.Find(wxT('*')) != wxNOT_FOUND) ||
1032 (filename.Find(wxT('?')) != wxNOT_FOUND))
1033 {
1034 if (filename.Find(wxT('/')) != wxNOT_FOUND)
1035 {
1036 wxMessageBox(_("Illegal file specification."), _("Error"), wxOK | wxICON_ERROR );
1037 return;
1038 }
1039 m_list->SetWild( filename );
1040 return;
1041 }
1042
1043 if (dir != wxT("/")) dir += wxT("/");
1044 if (filename[0] != wxT('/'))
1045 {
1046 dir += filename;
1047 filename = dir;
1048 }
1049
1050 if (wxDirExists(filename))
1051 {
1052 m_list->GoToDir( filename );
1053 m_list->GetDir( dir );
1054 m_static->SetLabel( dir );
1055 return;
1056 }
1057
1058
1059 if ( (m_dialogStyle & wxSAVE) && (m_dialogStyle & wxOVERWRITE_PROMPT) )
1060 {
1061 if (filename.Find( wxT('.') ) == wxNOT_FOUND ||
1062 filename.AfterLast( wxT('.') ).Find( wxT('/') ) != wxNOT_FOUND)
1063 filename << m_filterExtension;
1064 if (wxFileExists( filename ))
1065 {
1066 wxString msg;
1067 msg.Printf( _("File '%s' already exists, do you really want to "
1068 "overwrite it?"), filename.c_str() );
1069
1070 if (wxMessageBox(msg, _("Confirm"), wxYES_NO) != wxYES)
1071 return;
1072 }
1073 }
1074 else if ( m_dialogStyle & wxOPEN )
1075 {
1076 if ( !wxFileExists( filename ) )
1077 if (filename.Find( wxT('.') ) == wxNOT_FOUND ||
1078 filename.AfterLast( wxT('.') ).Find( wxT('/') ) != wxNOT_FOUND)
1079 filename << m_filterExtension;
1080
1081 if ( m_dialogStyle & wxFILE_MUST_EXIST )
1082 {
1083 if ( !wxFileExists( filename ) )
1084 {
1085 wxMessageBox(_("Please choose an existing file."), _("Error"), wxOK | wxICON_ERROR );
1086 return;
1087 }
1088 }
1089 }
1090
1091 SetPath( filename );
1092
1093 wxCommandEvent event;
1094 wxDialog::OnOK(event);
1095 }
1096
1097 void wxFileDialog::OnListOk( wxCommandEvent &WXUNUSED(event) )
1098 {
1099 HandleAction( m_text->GetValue() );
1100 }
1101
1102 void wxFileDialog::OnList( wxCommandEvent &WXUNUSED(event) )
1103 {
1104 m_list->ChangeToListMode();
1105 s_lastViewStyle = wxLC_LIST;
1106 m_list->SetFocus();
1107 }
1108
1109 void wxFileDialog::OnReport( wxCommandEvent &WXUNUSED(event) )
1110 {
1111 m_list->ChangeToReportMode();
1112 s_lastViewStyle = wxLC_REPORT;
1113 m_list->SetFocus();
1114 }
1115
1116 void wxFileDialog::OnUp( wxCommandEvent &WXUNUSED(event) )
1117 {
1118 m_list->GoToParentDir();
1119 m_list->SetFocus();
1120 wxString dir;
1121 m_list->GetDir( dir );
1122 m_static->SetLabel( dir );
1123 }
1124
1125 void wxFileDialog::OnHome( wxCommandEvent &WXUNUSED(event) )
1126 {
1127 m_list->GoToHomeDir();
1128 m_list->SetFocus();
1129 wxString dir;
1130 m_list->GetDir( dir );
1131 m_static->SetLabel( dir );
1132 }
1133
1134 void wxFileDialog::OnNew( wxCommandEvent &WXUNUSED(event) )
1135 {
1136 m_list->MakeDir();
1137 }
1138
1139 void wxFileDialog::SetPath( const wxString& path )
1140 {
1141 // not only set the full path but also update filename and dir
1142 m_path = path;
1143 if ( !!path )
1144 {
1145 wxString ext;
1146 wxSplitPath(path, &m_dir, &m_fileName, &ext);
1147 if (!ext.IsEmpty())
1148 {
1149 m_fileName += wxT(".");
1150 m_fileName += ext;
1151 }
1152 }
1153 }
1154
1155 void wxFileDialog::GetPaths( wxArrayString& paths ) const
1156 {
1157 paths.Empty();
1158 if (m_list->GetSelectedItemCount() == 0)
1159 {
1160 paths.Add( GetPath() );
1161 return;
1162 }
1163
1164 paths.Alloc( m_list->GetSelectedItemCount() );
1165
1166 wxString dir;
1167 m_list->GetDir( dir );
1168 if (dir != wxT("/")) dir += wxT("/");
1169
1170 wxListItem item;
1171 item.m_mask = wxLIST_MASK_TEXT;
1172
1173 item.m_itemId = m_list->GetNextItem( -1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED );
1174 while ( item.m_itemId != -1 )
1175 {
1176 m_list->GetItem( item );
1177 paths.Add( dir + item.m_text );
1178 item.m_itemId = m_list->GetNextItem( item.m_itemId,
1179 wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED );
1180 }
1181 }
1182
1183 void wxFileDialog::GetFilenames(wxArrayString& files) const
1184 {
1185 files.Empty();
1186 if (m_list->GetSelectedItemCount() == 0)
1187 {
1188 files.Add( GetFilename() );
1189 return;
1190 }
1191 files.Alloc( m_list->GetSelectedItemCount() );
1192
1193 wxListItem item;
1194 item.m_mask = wxLIST_MASK_TEXT;
1195
1196 item.m_itemId = m_list->GetNextItem( -1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED );
1197 while ( item.m_itemId != -1 )
1198 {
1199 m_list->GetItem( item );
1200 files.Add( item.m_text );
1201 item.m_itemId = m_list->GetNextItem( item.m_itemId,
1202 wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED );
1203 }
1204 }
1205
1206
1207
1208 // ----------------------------------------------------------------------------
1209 // global functions
1210 // ----------------------------------------------------------------------------
1211
1212 wxString
1213 wxFileSelectorEx(const wxChar *message,
1214 const wxChar *default_path,
1215 const wxChar *default_filename,
1216 int *WXUNUSED(indexDefaultExtension),
1217 const wxChar *wildcard,
1218 int flags,
1219 wxWindow *parent,
1220 int x, int y)
1221 {
1222 // TODO: implement this somehow
1223 return wxFileSelector(message, default_path, default_filename, wxT(""),
1224 wildcard, flags, parent, x, y);
1225 }
1226
1227 wxString wxFileSelector( const wxChar *title,
1228 const wxChar *defaultDir, const wxChar *defaultFileName,
1229 const wxChar *defaultExtension, const wxChar *filter, int flags,
1230 wxWindow *parent, int x, int y )
1231 {
1232 wxString filter2;
1233 if ( defaultExtension && !filter )
1234 filter2 = wxString(wxT("*.")) + wxString(defaultExtension) ;
1235 else if ( filter )
1236 filter2 = filter;
1237
1238 wxString defaultDirString;
1239 if (defaultDir)
1240 defaultDirString = defaultDir;
1241
1242 wxString defaultFilenameString;
1243 if (defaultFileName)
1244 defaultFilenameString = defaultFileName;
1245
1246 wxFileDialog fileDialog( parent, title, defaultDirString, defaultFilenameString, filter2, flags, wxPoint(x, y) );
1247
1248 if ( fileDialog.ShowModal() == wxID_OK )
1249 {
1250 return fileDialog.GetPath();
1251 }
1252 else
1253 {
1254 return wxEmptyString;
1255 }
1256 }
1257
1258 wxString wxLoadFileSelector( const wxChar *what, const wxChar *extension, const wxChar *default_name, wxWindow *parent )
1259 {
1260 wxChar *ext = (wxChar *)extension;
1261
1262 wxChar prompt[50];
1263 wxString str = _("Load %s file");
1264 wxSprintf(prompt, str, what);
1265
1266 if (*ext == wxT('.')) ext++;
1267 wxChar wild[60];
1268 wxSprintf(wild, wxT("*.%s"), ext);
1269
1270 return wxFileSelector (prompt, (const wxChar *) NULL, default_name, ext, wild, 0, parent);
1271 }
1272
1273 wxString wxSaveFileSelector(const wxChar *what, const wxChar *extension, const wxChar *default_name,
1274 wxWindow *parent )
1275 {
1276 wxChar *ext = (wxChar *)extension;
1277
1278 wxChar prompt[50];
1279 wxString str = _("Save %s file");
1280 wxSprintf(prompt, str, what);
1281
1282 if (*ext == wxT('.')) ext++;
1283 wxChar wild[60];
1284 wxSprintf(wild, wxT("*.%s"), ext);
1285
1286 return wxFileSelector (prompt, (const wxChar *) NULL, default_name, ext, wild, 0, parent);
1287 }
1288
1289
1290
1291
1292
1293
1294 // A module to allow icons table cleanup
1295
1296 class wxFileDialogGenericModule: public wxModule
1297 {
1298 DECLARE_DYNAMIC_CLASS(wxFileDialogGenericModule)
1299 public:
1300 wxFileDialogGenericModule() {}
1301 bool OnInit() { return TRUE; }
1302 void OnExit() { if (g_IconsTable) {delete g_IconsTable; g_IconsTable = NULL;} }
1303 };
1304
1305 IMPLEMENT_DYNAMIC_CLASS(wxFileDialogGenericModule, wxModule)