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compilation fix for VC6 (closes 1025093)
[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#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 || wxUSE_FILEDLG
24
25#include "wx/generic/dirctrlg.h"
26#include "wx/module.h"
27#include "wx/utils.h"
28#include "wx/button.h"
29#include "wx/layout.h"
30#include "wx/msgdlg.h"
31#include "wx/textctrl.h"
32#include "wx/textdlg.h"
33#include "wx/filefn.h"
34#include "wx/cmndata.h"
35#include "wx/gdicmn.h"
36#include "wx/intl.h"
37#include "wx/imaglist.h"
38#include "wx/icon.h"
39#include "wx/log.h"
40#include "wx/sizer.h"
41#include "wx/tokenzr.h"
42#include "wx/dir.h"
43#include "wx/settings.h"
44#include "wx/artprov.h"
45#include "wx/hash.h"
46#include "wx/mimetype.h"
47#include "wx/image.h"
48#include "wx/choice.h"
49
50#if wxUSE_STATLINE
51 #include "wx/statline.h"
52#endif
53
54#if defined(__WXMAC__)
55 #include "wx/mac/private.h" // includes mac headers
56#endif
57
58#ifdef __WXMSW__
59#include <windows.h>
60
61// FIXME - Mingw32 1.0 has both _getdrive() and _chdrive(). For now, let's assume
62// older releases don't, but it should be verified and the checks modified
63// accordingly.
64#if !defined(__GNUWIN32__) || (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
65#if !defined(__WXWINCE__)
66 #include <direct.h>
67#endif
68 #include <stdlib.h>
69 #include <ctype.h>
70#endif
71
72#endif
73
74#if defined(__OS2__) || defined(__DOS__)
75 #ifdef __OS2__
76 #define INCL_BASE
77 #include <os2.h>
78 #ifndef __EMX__
79 #include <direct.h>
80 #endif
81 #include <stdlib.h>
82 #include <ctype.h>
83 #endif
84 extern bool wxIsDriveAvailable(const wxString& dirName);
85#endif // __OS2__
86
87#if defined(__WXMAC__)
88# include "MoreFilesX.h"
89#endif
90
91#ifdef __BORLANDC__
92#include "dos.h"
93#endif
94
95// If compiled under Windows, this macro can cause problems
96#ifdef GetFirstChild
97#undef GetFirstChild
98#endif
99
100// ----------------------------------------------------------------------------
101// wxGetAvailableDrives, for WINDOWS, DOS, OS2, MAC, UNIX (returns "/")
102// ----------------------------------------------------------------------------
103
104size_t wxGetAvailableDrives(wxArrayString &paths, wxArrayString &names, wxArrayInt &icon_ids)
105{
106#if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
107
108#ifdef __WXWINCE__
109 // No logical drives; return "\"
110 paths.Add(wxT("\\"));
111 names.Add(wxT("\\"));
112 icon_ids.Add(wxFileIconsTable::computer);
113#elif defined(__WIN32__)
114 wxChar driveBuffer[256];
115 size_t n = (size_t) GetLogicalDriveStrings(255, driveBuffer);
116 size_t i = 0;
117 while (i < n)
118 {
119 wxString path, name;
120 path.Printf(wxT("%c:\\"), driveBuffer[i]);
121 name.Printf(wxT("%c:"), driveBuffer[i]);
122
123 int imageId;
124 int driveType = ::GetDriveType(path);
125 switch (driveType)
126 {
127 case DRIVE_REMOVABLE:
128 if (path == wxT("a:\\") || path == wxT("b:\\"))
129 imageId = wxFileIconsTable::floppy;
130 else
131 imageId = wxFileIconsTable::removeable;
132 break;
133 case DRIVE_CDROM:
134 imageId = wxFileIconsTable::cdrom;
135 break;
136 case DRIVE_REMOTE:
137 case DRIVE_FIXED:
138 default:
139 imageId = wxFileIconsTable::drive;
140 break;
141 }
142
143 paths.Add(path);
144 names.Add(name);
145 icon_ids.Add(imageId);
146
147 while (driveBuffer[i] != wxT('\0'))
148 i ++;
149 i ++;
150 if (driveBuffer[i] == wxT('\0'))
151 break;
152 }
153#elif defined(__OS2__)
154 APIRET rc;
155 ULONG ulDriveNum = 0;
156 ULONG ulDriveMap = 0;
157 rc = ::DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
158 if ( rc == 0)
159 {
160 size_t i = 0;
161 while (i < 26)
162 {
163 if (ulDriveMap & ( 1 << i ))
164 {
165 wxString path, name;
166 path.Printf(wxT("%c:\\"), 'A' + i);
167 name.Printf(wxT("%c:"), 'A' + i);
168
169 int imageId;
170 if (path == wxT("A:\\") || path == wxT("B:\\"))
171 imageId = wxFileIconsTable::floppy;
172 else
173 imageId = wxFileIconsTable::drive;
174 paths.Add(path);
175 names.Add(name);
176 icon_ids.Add(imageId);
177 }
178 i ++;
179 }
180 }
181#else // !__WIN32__, !__OS2__
182 int drive;
183
184 /* If we can switch to the drive, it exists. */
185 for( drive = 1; drive <= 26; drive++ )
186 {
187 wxString path, name;
188 path.Printf(wxT("%c:\\"), (char) (drive + 'a' - 1));
189 name.Printf(wxT("%c:"), (char) (drive + 'A' - 1));
190
191 if (wxIsDriveAvailable(path))
192 {
193 paths.Add(path);
194 names.Add(name);
195 icon_ids.Add((drive <= 2) ? wxFileIconsTable::floppy : wxFileIconsTable::drive);
196 }
197 }
198#endif // __WIN32__/!__WIN32__
199
200#elif defined(__WXMAC__)
201
202 ItemCount volumeIndex = 1;
203 OSErr err = noErr ;
204
205 while( noErr == err )
206 {
207 HFSUniStr255 volumeName ;
208 FSRef fsRef ;
209 FSVolumeInfo volumeInfo ;
210 err = FSGetVolumeInfo(0, volumeIndex, NULL, kFSVolInfoFlags , &volumeInfo , &volumeName, &fsRef);
211 if( noErr == err )
212 {
213 wxString path = wxMacFSRefToPath( &fsRef ) ;
214 wxString name = wxMacHFSUniStrToString( &volumeName ) ;
215
216 if ( (volumeInfo.flags & kFSVolFlagSoftwareLockedMask) || (volumeInfo.flags & kFSVolFlagHardwareLockedMask) )
217 {
218 icon_ids.Add(wxFileIconsTable::cdrom);
219 }
220 else
221 {
222 icon_ids.Add(wxFileIconsTable::drive);
223 }
224 // todo other removable
225
226 paths.Add(path);
227 names.Add(name);
228 volumeIndex++ ;
229 }
230 }
231
232#elif defined(__UNIX__)
233 paths.Add(wxT("/"));
234 names.Add(wxT("/"));
235 icon_ids.Add(wxFileIconsTable::computer);
236#else
237 #error "Unsupported platform in wxGenericDirCtrl!"
238#endif
239 wxASSERT_MSG( (paths.GetCount() == names.GetCount()), wxT("The number of paths and their human readable names should be equal in number."));
240 wxASSERT_MSG( (paths.GetCount() == icon_ids.GetCount()), wxT("Wrong number of icons for available drives."));
241 return paths.GetCount();
242}
243
244// ----------------------------------------------------------------------------
245// wxIsDriveAvailable
246// ----------------------------------------------------------------------------
247
248#if defined(__DOS__)
249
250bool wxIsDriveAvailable(const wxString& dirName)
251{
252 // FIXME_MGL - this method leads to hang up under Watcom for some reason
253#ifndef __WATCOMC__
254 if ( dirName.Len() == 3 && dirName[1u] == wxT(':') )
255 {
256 wxString dirNameLower(dirName.Lower());
257 // VS: always return true for removable media, since Win95 doesn't
258 // like it when MS-DOS app accesses empty floppy drive
259 return (dirNameLower[0u] == wxT('a') ||
260 dirNameLower[0u] == wxT('b') ||
261 wxPathExists(dirNameLower));
262 }
263 else
264#endif
265 return true;
266}
267
268#elif defined(__WINDOWS__) || defined(__OS2__)
269
270int setdrive(int drive)
271{
272#ifdef __WXWINCE__
273 wxUnusedVar(drive);
274 return 0;
275#elif defined(__GNUWIN32__) && \
276 (defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
277 return _chdrive(drive);
278#else
279 wxChar newdrive[4];
280
281 if (drive < 1 || drive > 31)
282 return -1;
283 newdrive[0] = (wxChar)(wxT('A') + drive - 1);
284 newdrive[1] = wxT(':');
285#ifdef __OS2__
286 newdrive[2] = wxT('\\');
287 newdrive[3] = wxT('\0');
288#else
289 newdrive[2] = wxT('\0');
290#endif
291#if defined(__WXMSW__)
292 if (::SetCurrentDirectory(newdrive))
293#else
294 // VA doesn't know what LPSTR is and has its own set
295 if (!DosSetCurrentDir((PSZ)newdrive))
296#endif
297 return 0;
298 else
299 return -1;
300#endif // !GNUWIN32
301}
302
303bool wxIsDriveAvailable(const wxString& dirName)
304{
305#ifdef __WXWINCE__
306 wxUnusedVar(dirName);
307 return false;
308#else
309#ifdef __WIN32__
310 UINT errorMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
311#endif
312 bool success = true;
313
314 // Check if this is a root directory and if so,
315 // whether the drive is available.
316 if (dirName.Len() == 3 && dirName[(size_t)1] == wxT(':'))
317 {
318 wxString dirNameLower(dirName.Lower());
319#if defined(__GNUWIN32__) && !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 1)
320 success = wxPathExists(dirNameLower);
321#else
322 #if defined(__OS2__)
323 // Avoid changing to drive since no media may be inserted.
324 if (dirNameLower[(size_t)0] == 'a' || dirNameLower[(size_t)0] == 'b')
325 return success;
326 #endif
327 int currentDrive = _getdrive();
328 int thisDrive = (int) (dirNameLower[(size_t)0] - 'a' + 1) ;
329 int err = setdrive( thisDrive ) ;
330 setdrive( currentDrive );
331
332 if (err == -1)
333 {
334 success = false;
335 }
336#endif
337 }
338#ifdef __WIN32__
339 (void) SetErrorMode(errorMode);
340#endif
341
342 return success;
343#endif
344}
345#endif // __WINDOWS__ || __OS2__
346
347#endif // wxUSE_DIRDLG || wxUSE_FILEDLG
348
349
350
351#if wxUSE_DIRDLG
352
353// Function which is called by quick sort. We want to override the default wxArrayString behaviour,
354// and sort regardless of case.
355static int wxCMPFUNC_CONV wxDirCtrlStringCompareFunction(const wxString& strFirst, const wxString& strSecond)
356{
357 return strFirst.CmpNoCase(strSecond);
358}
359
360//-----------------------------------------------------------------------------
361// wxDirItemData
362//-----------------------------------------------------------------------------
363
364wxDirItemData::wxDirItemData(const wxString& path, const wxString& name,
365 bool isDir)
366{
367 m_path = path;
368 m_name = name;
369 /* Insert logic to detect hidden files here
370 * In UnixLand we just check whether the first char is a dot
371 * For FileNameFromPath read LastDirNameInThisPath ;-) */
372 // m_isHidden = (bool)(wxFileNameFromPath(*m_path)[0] == '.');
373 m_isHidden = false;
374 m_isExpanded = false;
375 m_isDir = isDir;
376}
377
378wxDirItemData::~wxDirItemData()
379{
380}
381
382void wxDirItemData::SetNewDirName(const wxString& path)
383{
384 m_path = path;
385 m_name = wxFileNameFromPath(path);
386}
387
388bool wxDirItemData::HasSubDirs() const
389{
390 if (m_path.IsEmpty())
391 return false;
392
393 wxDir dir;
394 {
395 wxLogNull nolog;
396 if ( !dir.Open(m_path) )
397 return false;
398 }
399
400 return dir.HasSubDirs();
401}
402
403bool wxDirItemData::HasFiles(const wxString& WXUNUSED(spec)) const
404{
405 if (m_path.IsEmpty())
406 return false;
407
408 wxDir dir;
409 {
410 wxLogNull nolog;
411 if ( !dir.Open(m_path) )
412 return false;
413 }
414
415 return dir.HasFiles();
416}
417
418//-----------------------------------------------------------------------------
419// wxGenericDirCtrl
420//-----------------------------------------------------------------------------
421
422
423#if wxUSE_EXTENDED_RTTI
424WX_DEFINE_FLAGS( wxGenericDirCtrlStyle )
425
426wxBEGIN_FLAGS( wxGenericDirCtrlStyle )
427 // new style border flags, we put them first to
428 // use them for streaming out
429 wxFLAGS_MEMBER(wxBORDER_SIMPLE)
430 wxFLAGS_MEMBER(wxBORDER_SUNKEN)
431 wxFLAGS_MEMBER(wxBORDER_DOUBLE)
432 wxFLAGS_MEMBER(wxBORDER_RAISED)
433 wxFLAGS_MEMBER(wxBORDER_STATIC)
434 wxFLAGS_MEMBER(wxBORDER_NONE)
435
436 // old style border flags
437 wxFLAGS_MEMBER(wxSIMPLE_BORDER)
438 wxFLAGS_MEMBER(wxSUNKEN_BORDER)
439 wxFLAGS_MEMBER(wxDOUBLE_BORDER)
440 wxFLAGS_MEMBER(wxRAISED_BORDER)
441 wxFLAGS_MEMBER(wxSTATIC_BORDER)
442 wxFLAGS_MEMBER(wxBORDER)
443
444 // standard window styles
445 wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
446 wxFLAGS_MEMBER(wxCLIP_CHILDREN)
447 wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
448 wxFLAGS_MEMBER(wxWANTS_CHARS)
449 wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
450 wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
451 wxFLAGS_MEMBER(wxVSCROLL)
452 wxFLAGS_MEMBER(wxHSCROLL)
453
454 wxFLAGS_MEMBER(wxDIRCTRL_DIR_ONLY)
455 wxFLAGS_MEMBER(wxDIRCTRL_3D_INTERNAL)
456 wxFLAGS_MEMBER(wxDIRCTRL_SELECT_FIRST)
457 wxFLAGS_MEMBER(wxDIRCTRL_SHOW_FILTERS)
458
459wxEND_FLAGS( wxGenericDirCtrlStyle )
460
461IMPLEMENT_DYNAMIC_CLASS_XTI(wxGenericDirCtrl, wxControl,"wx/dirctrl.h")
462
463wxBEGIN_PROPERTIES_TABLE(wxGenericDirCtrl)
464 wxHIDE_PROPERTY( Children )
465 wxPROPERTY( DefaultPath , wxString , SetDefaultPath , GetDefaultPath , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
466 wxPROPERTY( Filter , wxString , SetFilter , GetFilter , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
467 wxPROPERTY( DefaultFilter , int , SetFilterIndex, GetFilterIndex, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
468 wxPROPERTY_FLAGS( WindowStyle, wxGenericDirCtrlStyle, long, SetWindowStyleFlag, GetWindowStyleFlag, EMPTY_MACROVALUE , 0, wxT("Helpstring"), wxT("group") )
469wxEND_PROPERTIES_TABLE()
470
471wxBEGIN_HANDLERS_TABLE(wxGenericDirCtrl)
472wxEND_HANDLERS_TABLE()
473
474wxCONSTRUCTOR_8( wxGenericDirCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , DefaultPath ,
475 wxPoint , Position , wxSize , Size , long , WindowStyle , wxString , Filter , int , DefaultFilter )
476#else
477IMPLEMENT_DYNAMIC_CLASS(wxGenericDirCtrl, wxControl)
478#endif
479
480BEGIN_EVENT_TABLE(wxGenericDirCtrl, wxControl)
481 EVT_TREE_ITEM_EXPANDING (wxID_TREECTRL, wxGenericDirCtrl::OnExpandItem)
482 EVT_TREE_ITEM_COLLAPSED (wxID_TREECTRL, wxGenericDirCtrl::OnCollapseItem)
483 EVT_TREE_BEGIN_LABEL_EDIT (wxID_TREECTRL, wxGenericDirCtrl::OnBeginEditItem)
484 EVT_TREE_END_LABEL_EDIT (wxID_TREECTRL, wxGenericDirCtrl::OnEndEditItem)
485 EVT_SIZE (wxGenericDirCtrl::OnSize)
486END_EVENT_TABLE()
487
488wxGenericDirCtrl::wxGenericDirCtrl(void)
489{
490 Init();
491}
492
493bool wxGenericDirCtrl::Create(wxWindow *parent,
494 const wxWindowID id,
495 const wxString& dir,
496 const wxPoint& pos,
497 const wxSize& size,
498 long style,
499 const wxString& filter,
500 int defaultFilter,
501 const wxString& name)
502{
503 if (!wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name))
504 return false;
505
506 SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
507
508 Init();
509
510 long treeStyle = wxTR_HAS_BUTTONS | wxTR_HIDE_ROOT;
511
512 if (style & wxDIRCTRL_EDIT_LABELS)
513 treeStyle |= wxTR_EDIT_LABELS;
514
515 if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
516 treeStyle |= wxNO_BORDER;
517 else
518 treeStyle |= wxBORDER_SUNKEN;
519
520 long filterStyle = 0;
521 if ((style & wxDIRCTRL_3D_INTERNAL) == 0)
522 filterStyle |= wxNO_BORDER;
523 else
524 filterStyle |= wxBORDER_SUNKEN;
525
526 m_treeCtrl = new wxTreeCtrl(this, wxID_TREECTRL,
527 wxPoint(0,0), GetClientSize(), treeStyle);
528
529 if (!filter.IsEmpty() && (style & wxDIRCTRL_SHOW_FILTERS))
530 m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL, wxDefaultPosition, wxDefaultSize, filterStyle);
531
532 m_defaultPath = dir;
533 m_filter = filter;
534
535 SetFilterIndex(defaultFilter);
536
537 if (m_filterListCtrl)
538 m_filterListCtrl->FillFilterList(filter, defaultFilter);
539
540 m_treeCtrl->SetImageList(wxTheFileIconsTable->GetSmallImageList());
541
542 m_showHidden = false;
543 wxDirItemData* rootData = new wxDirItemData(wxEmptyString, wxEmptyString, true);
544
545 wxString rootName;
546
547#if defined(__WINDOWS__) || defined(__OS2__) || defined(__DOS__)
548 rootName = _("Computer");
549#else
550 rootName = _("Sections");
551#endif
552
553 m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
554 m_treeCtrl->SetItemHasChildren(m_rootId);
555 ExpandDir(m_rootId); // automatically expand first level
556
557 // Expand and select the default path
558 if (!m_defaultPath.IsEmpty())
559 ExpandPath(m_defaultPath);
560
561 SetBestSize(size);
562 DoResize();
563
564 return true;
565}
566
567wxGenericDirCtrl::~wxGenericDirCtrl()
568{
569}
570
571void wxGenericDirCtrl::Init()
572{
573 m_showHidden = false;
574 m_currentFilter = 0;
575 m_currentFilterStr = wxEmptyString; // Default: any file
576 m_treeCtrl = NULL;
577 m_filterListCtrl = NULL;
578}
579
580void wxGenericDirCtrl::ShowHidden( bool show )
581{
582 m_showHidden = show;
583
584 wxString path = GetPath();
585 ReCreateTree();
586 SetPath(path);
587}
588
589const wxTreeItemId
590wxGenericDirCtrl::AddSection(const wxString& path, const wxString& name, int imageId)
591{
592 wxDirItemData *dir_item = new wxDirItemData(path,name,true);
593
594 wxTreeItemId id = AppendItem( m_rootId, name, imageId, -1, dir_item);
595
596 m_treeCtrl->SetItemHasChildren(id);
597
598 return id;
599}
600
601void wxGenericDirCtrl::SetupSections()
602{
603 wxArrayString paths, names;
604 wxArrayInt icons;
605
606 size_t n, count = wxGetAvailableDrives(paths, names, icons);
607
608 for (n = 0; n < count; n++)
609 {
610 AddSection(paths[n], names[n], icons[n]);
611 }
612}
613
614void wxGenericDirCtrl::OnBeginEditItem(wxTreeEvent &event)
615{
616 // don't rename the main entry "Sections"
617 if (event.GetItem() == m_rootId)
618 {
619 event.Veto();
620 return;
621 }
622
623 // don't rename the individual sections
624 if (m_treeCtrl->GetItemParent( event.GetItem() ) == m_rootId)
625 {
626 event.Veto();
627 return;
628 }
629}
630
631void wxGenericDirCtrl::OnEndEditItem(wxTreeEvent &event)
632{
633 if ((event.GetLabel().IsEmpty()) ||
634 (event.GetLabel() == _(".")) ||
635 (event.GetLabel() == _("..")) ||
636 (event.GetLabel().Find(wxT('/')) != wxNOT_FOUND) ||
637 (event.GetLabel().Find(wxT('\\')) != wxNOT_FOUND) ||
638 (event.GetLabel().Find(wxT('|')) != wxNOT_FOUND))
639 {
640 wxMessageDialog dialog(this, _("Illegal directory name."), _("Error"), wxOK | wxICON_ERROR );
641 dialog.ShowModal();
642 event.Veto();
643 return;
644 }
645
646 wxTreeItemId id = event.GetItem();
647 wxDirItemData *data = (wxDirItemData*)m_treeCtrl->GetItemData( id );
648 wxASSERT( data );
649
650 wxString new_name( wxPathOnly( data->m_path ) );
651 new_name += wxString(wxFILE_SEP_PATH);
652 new_name += event.GetLabel();
653
654 wxLogNull log;
655
656 if (wxFileExists(new_name))
657 {
658 wxMessageDialog dialog(this, _("File name exists already."), _("Error"), wxOK | wxICON_ERROR );
659 dialog.ShowModal();
660 event.Veto();
661 }
662
663 if (wxRenameFile(data->m_path,new_name))
664 {
665 data->SetNewDirName( new_name );
666 }
667 else
668 {
669 wxMessageDialog dialog(this, _("Operation not permitted."), _("Error"), wxOK | wxICON_ERROR );
670 dialog.ShowModal();
671 event.Veto();
672 }
673}
674
675void wxGenericDirCtrl::OnExpandItem(wxTreeEvent &event)
676{
677 wxTreeItemId parentId = event.GetItem();
678
679 // VS: this is needed because the event handler is called from wxTreeCtrl
680 // ctor when wxTR_HIDE_ROOT was specified
681
682 if (!m_rootId.IsOk())
683
684 m_rootId = m_treeCtrl->GetRootItem();
685
686 ExpandDir(parentId);
687}
688
689void wxGenericDirCtrl::OnCollapseItem(wxTreeEvent &event )
690{
691 CollapseDir(event.GetItem());
692}
693
694void wxGenericDirCtrl::CollapseDir(wxTreeItemId parentId)
695{
696 wxTreeItemId child;
697
698 wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
699 if (!data->m_isExpanded)
700 return;
701
702 data->m_isExpanded = false;
703 wxTreeItemIdValue cookie;
704 /* Workaround because DeleteChildren has disapeared (why?) and
705 * CollapseAndReset doesn't work as advertised (deletes parent too) */
706 child = m_treeCtrl->GetFirstChild(parentId, cookie);
707 while (child.IsOk())
708 {
709 m_treeCtrl->Delete(child);
710 /* Not GetNextChild below, because the cookie mechanism can't
711 * handle disappearing children! */
712 child = m_treeCtrl->GetFirstChild(parentId, cookie);
713 }
714}
715
716void wxGenericDirCtrl::ExpandDir(wxTreeItemId parentId)
717{
718 wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(parentId);
719
720 if (data->m_isExpanded)
721 return;
722
723 data->m_isExpanded = true;
724
725 if (parentId == m_treeCtrl->GetRootItem())
726 {
727 SetupSections();
728 return;
729 }
730
731 wxASSERT(data);
732
733 wxString search,path,filename;
734
735 wxString dirName(data->m_path);
736
737#if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
738 // Check if this is a root directory and if so,
739 // whether the drive is avaiable.
740 if (!wxIsDriveAvailable(dirName))
741 {
742 data->m_isExpanded = false;
743 //wxMessageBox(wxT("Sorry, this drive is not available."));
744 return;
745 }
746#endif
747
748 // This may take a longish time. Go to busy cursor
749 wxBusyCursor busy;
750
751#if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
752 if (dirName.Last() == ':')
753 dirName += wxString(wxFILE_SEP_PATH);
754#endif
755
756 wxArrayString dirs;
757 wxArrayString filenames;
758
759 wxDir d;
760 wxString eachFilename;
761
762 wxLogNull log;
763 d.Open(dirName);
764
765 if (d.IsOpened())
766 {
767 int style = wxDIR_DIRS;
768 if (m_showHidden) style |= wxDIR_HIDDEN;
769 if (d.GetFirst(& eachFilename, wxEmptyString, style))
770 {
771 do
772 {
773 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
774 {
775 dirs.Add(eachFilename);
776 }
777 }
778 while (d.GetNext(&eachFilename));
779 }
780 }
781 dirs.Sort(wxDirCtrlStringCompareFunction);
782
783 // Now do the filenames -- but only if we're allowed to
784 if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
785 {
786 wxLogNull log;
787
788 d.Open(dirName);
789
790 if (d.IsOpened())
791 {
792 int style = wxDIR_FILES;
793 if (m_showHidden) style |= wxDIR_HIDDEN;
794 // Process each filter (ex: "JPEG Files (*.jpg;*.jpeg)|*.jpg;*.jpeg")
795 wxStringTokenizer strTok;
796 wxString curFilter;
797 strTok.SetString(m_currentFilterStr,wxT(";"));
798 while(strTok.HasMoreTokens())
799 {
800 curFilter = strTok.GetNextToken();
801 if (d.GetFirst(& eachFilename, m_currentFilterStr, style))
802 {
803 do
804 {
805 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
806 {
807 filenames.Add(eachFilename);
808 }
809 }
810 while (d.GetNext(& eachFilename));
811 }
812 }
813 }
814 filenames.Sort(wxDirCtrlStringCompareFunction);
815 }
816
817 // Add the sorted dirs
818 size_t i;
819 for (i = 0; i < dirs.Count(); i++)
820 {
821 wxString eachFilename(dirs[i]);
822 path = dirName;
823 if (!wxEndsWithPathSeparator(path))
824 path += wxString(wxFILE_SEP_PATH);
825 path += eachFilename;
826
827 wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,true);
828 wxTreeItemId id = AppendItem( parentId, eachFilename,
829 wxFileIconsTable::folder, -1, dir_item);
830 m_treeCtrl->SetItemImage( id, wxFileIconsTable::folder_open,
831 wxTreeItemIcon_Expanded );
832
833 // Has this got any children? If so, make it expandable.
834 // (There are two situations when a dir has children: either it
835 // has subdirectories or it contains files that weren't filtered
836 // out. The latter only applies to dirctrl with files.)
837 if ( dir_item->HasSubDirs() ||
838 (((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0) &&
839 dir_item->HasFiles(m_currentFilterStr)) )
840 {
841 m_treeCtrl->SetItemHasChildren(id);
842 }
843 }
844
845 // Add the sorted filenames
846 if ((GetWindowStyle() & wxDIRCTRL_DIR_ONLY) == 0)
847 {
848 for (i = 0; i < filenames.Count(); i++)
849 {
850 wxString eachFilename(filenames[i]);
851 path = dirName;
852 if (!wxEndsWithPathSeparator(path))
853 path += wxString(wxFILE_SEP_PATH);
854 path += eachFilename;
855 //path = dirName + wxString(wxT("/")) + eachFilename;
856 wxDirItemData *dir_item = new wxDirItemData(path,eachFilename,false);
857 int image_id = wxFileIconsTable::file;
858 if (eachFilename.Find(wxT('.')) != wxNOT_FOUND)
859 image_id = wxTheFileIconsTable->GetIconID(eachFilename.AfterLast(wxT('.')));
860 (void) AppendItem( parentId, eachFilename, image_id, -1, dir_item);
861 }
862 }
863}
864
865void wxGenericDirCtrl::ReCreateTree()
866{
867 CollapseDir(m_treeCtrl->GetRootItem());
868 ExpandDir(m_treeCtrl->GetRootItem());
869}
870
871// Find the child that matches the first part of 'path'.
872// E.g. if a child path is "/usr" and 'path' is "/usr/include"
873// then the child for /usr is returned.
874wxTreeItemId wxGenericDirCtrl::FindChild(wxTreeItemId parentId, const wxString& path, bool& done)
875{
876 wxString path2(path);
877
878 // Make sure all separators are as per the current platform
879 path2.Replace(wxT("\\"), wxString(wxFILE_SEP_PATH));
880 path2.Replace(wxT("/"), wxString(wxFILE_SEP_PATH));
881
882 // Append a separator to foil bogus substring matching
883 path2 += wxString(wxFILE_SEP_PATH);
884
885 // In MSW or PM, case is not significant
886#if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
887 path2.MakeLower();
888#endif
889
890 wxTreeItemIdValue cookie;
891 wxTreeItemId childId = m_treeCtrl->GetFirstChild(parentId, cookie);
892 while (childId.IsOk())
893 {
894 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
895
896 if (data && !data->m_path.IsEmpty())
897 {
898 wxString childPath(data->m_path);
899 if (!wxEndsWithPathSeparator(childPath))
900 childPath += wxString(wxFILE_SEP_PATH);
901
902 // In MSW and PM, case is not significant
903#if defined(__WINDOWS__) || defined(__DOS__) || defined(__OS2__)
904 childPath.MakeLower();
905#endif
906
907 if (childPath.Len() <= path2.Len())
908 {
909 wxString path3 = path2.Mid(0, childPath.Len());
910 if (childPath == path3)
911 {
912 if (path3.Len() == path2.Len())
913 done = true;
914 else
915 done = false;
916 return childId;
917 }
918 }
919 }
920
921 childId = m_treeCtrl->GetNextChild(parentId, cookie);
922 }
923 wxTreeItemId invalid;
924 return invalid;
925}
926
927// Try to expand as much of the given path as possible,
928// and select the given tree item.
929bool wxGenericDirCtrl::ExpandPath(const wxString& path)
930{
931 bool done = false;
932 wxTreeItemId id = FindChild(m_rootId, path, done);
933 wxTreeItemId lastId = id; // The last non-zero id
934 while (id.IsOk() && !done)
935 {
936 ExpandDir(id);
937
938 id = FindChild(id, path, done);
939 if (id.IsOk())
940 lastId = id;
941 }
942 if (lastId.IsOk())
943 {
944 wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(lastId);
945 if (data->m_isDir)
946 {
947 m_treeCtrl->Expand(lastId);
948 }
949 if ((GetWindowStyle() & wxDIRCTRL_SELECT_FIRST) && data->m_isDir)
950 {
951 // Find the first file in this directory
952 wxTreeItemIdValue cookie;
953 wxTreeItemId childId = m_treeCtrl->GetFirstChild(lastId, cookie);
954 bool selectedChild = false;
955 while (childId.IsOk())
956 {
957 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(childId);
958
959 if (data && data->m_path != wxEmptyString && !data->m_isDir)
960 {
961 m_treeCtrl->SelectItem(childId);
962 m_treeCtrl->EnsureVisible(childId);
963 selectedChild = true;
964 break;
965 }
966 childId = m_treeCtrl->GetNextChild(lastId, cookie);
967 }
968 if (!selectedChild)
969 {
970 m_treeCtrl->SelectItem(lastId);
971 m_treeCtrl->EnsureVisible(lastId);
972 }
973 }
974 else
975 {
976 m_treeCtrl->SelectItem(lastId);
977 m_treeCtrl->EnsureVisible(lastId);
978 }
979
980 return true;
981 }
982 else
983 return false;
984}
985
986wxString wxGenericDirCtrl::GetPath() const
987{
988 wxTreeItemId id = m_treeCtrl->GetSelection();
989 if (id)
990 {
991 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
992 return data->m_path;
993 }
994 else
995 return wxEmptyString;
996}
997
998wxString wxGenericDirCtrl::GetFilePath() const
999{
1000 wxTreeItemId id = m_treeCtrl->GetSelection();
1001 if (id)
1002 {
1003 wxDirItemData* data = (wxDirItemData*) m_treeCtrl->GetItemData(id);
1004 if (data->m_isDir)
1005 return wxEmptyString;
1006 else
1007 return data->m_path;
1008 }
1009 else
1010 return wxEmptyString;
1011}
1012
1013void wxGenericDirCtrl::SetPath(const wxString& path)
1014{
1015 m_defaultPath = path;
1016 if (m_rootId)
1017 ExpandPath(path);
1018}
1019
1020// Not used
1021#if 0
1022void wxGenericDirCtrl::FindChildFiles(wxTreeItemId id, int dirFlags, wxArrayString& filenames)
1023{
1024 wxDirItemData *data = (wxDirItemData *) m_treeCtrl->GetItemData(id);
1025
1026 // This may take a longish time. Go to busy cursor
1027 wxBusyCursor busy;
1028
1029 wxASSERT(data);
1030
1031 wxString search,path,filename;
1032
1033 wxString dirName(data->m_path);
1034
1035#if defined(__WXMSW__) || defined(__OS2__)
1036 if (dirName.Last() == ':')
1037 dirName += wxString(wxFILE_SEP_PATH);
1038#endif
1039
1040 wxDir d;
1041 wxString eachFilename;
1042
1043 wxLogNull log;
1044 d.Open(dirName);
1045
1046 if (d.IsOpened())
1047 {
1048 if (d.GetFirst(& eachFilename, m_currentFilterStr, dirFlags))
1049 {
1050 do
1051 {
1052 if ((eachFilename != wxT(".")) && (eachFilename != wxT("..")))
1053 {
1054 filenames.Add(eachFilename);
1055 }
1056 }
1057 while (d.GetNext(& eachFilename)) ;
1058 }
1059 }
1060}
1061#endif
1062
1063void wxGenericDirCtrl::SetFilterIndex(int n)
1064{
1065 m_currentFilter = n;
1066
1067 wxString f, d;
1068 if (ExtractWildcard(m_filter, n, f, d))
1069 m_currentFilterStr = f;
1070 else
1071 m_currentFilterStr = wxT("*.*");
1072}
1073
1074void wxGenericDirCtrl::SetFilter(const wxString& filter)
1075{
1076 m_filter = filter;
1077
1078 wxString f, d;
1079 if (ExtractWildcard(m_filter, m_currentFilter, f, d))
1080 m_currentFilterStr = f;
1081 else
1082 m_currentFilterStr = wxT("*.*");
1083}
1084
1085// Extract description and actual filter from overall filter string
1086bool wxGenericDirCtrl::ExtractWildcard(const wxString& filterStr, int n, wxString& filter, wxString& description)
1087{
1088 wxArrayString filters, descriptions;
1089 int count = wxParseCommonDialogsFilter(filterStr, descriptions, filters);
1090 if (count > 0 && n < count)
1091 {
1092 filter = filters[n];
1093 description = descriptions[n];
1094 return true;
1095 }
1096
1097 return false;
1098}
1099
1100#if WXWIN_COMPATIBILITY_2_4
1101// Parses the global filter, returning the number of filters.
1102// Returns 0 if none or if there's a problem.
1103// filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg"
1104int wxGenericDirCtrl::ParseFilter(const wxString& filterStr, wxArrayString& filters, wxArrayString& descriptions)
1105{
1106 return wxParseCommonDialogsFilter(filterStr, descriptions, filters );
1107}
1108#endif // WXWIN_COMPATIBILITY_2_4
1109
1110void wxGenericDirCtrl::DoResize()
1111{
1112 wxSize sz = GetClientSize();
1113 int verticalSpacing = 3;
1114 if (m_treeCtrl)
1115 {
1116 wxSize filterSz ;
1117 if (m_filterListCtrl)
1118 {
1119#ifdef __WXMSW__
1120 // For some reason, this is required in order for the
1121 // correct control height to always be returned, rather
1122 // than the drop-down list height which is sometimes returned.
1123 wxSize oldSize = m_filterListCtrl->GetSize();
1124 m_filterListCtrl->SetSize(wxDefaultCoord,
1125 wxDefaultCoord,
1126 oldSize.x+10,
1127 wxDefaultCoord,
1128 wxSIZE_USE_EXISTING);
1129 m_filterListCtrl->SetSize(wxDefaultCoord,
1130 wxDefaultCoord,
1131 oldSize.x,
1132 wxDefaultCoord,
1133 wxSIZE_USE_EXISTING);
1134#endif
1135 filterSz = m_filterListCtrl->GetSize();
1136 sz.y -= (filterSz.y + verticalSpacing);
1137 }
1138 m_treeCtrl->SetSize(0, 0, sz.x, sz.y);
1139 if (m_filterListCtrl)
1140 {
1141 m_filterListCtrl->SetSize(0, sz.y + verticalSpacing, sz.x, filterSz.y);
1142 // Don't know why, but this needs refreshing after a resize (wxMSW)
1143 m_filterListCtrl->Refresh();
1144 }
1145 }
1146}
1147
1148
1149void wxGenericDirCtrl::OnSize(wxSizeEvent& WXUNUSED(event))
1150{
1151 DoResize();
1152}
1153
1154wxTreeItemId wxGenericDirCtrl::AppendItem (const wxTreeItemId & parent,
1155 const wxString & text,
1156 int image, int selectedImage,
1157 wxTreeItemData * data)
1158{
1159 wxTreeCtrl *treeCtrl = GetTreeCtrl ();
1160
1161 wxASSERT (treeCtrl);
1162
1163 if (treeCtrl)
1164 {
1165 return treeCtrl->AppendItem (parent, text, image, selectedImage, data);
1166 }
1167 else
1168 {
1169 return wxTreeItemId();
1170 }
1171}
1172
1173
1174//-----------------------------------------------------------------------------
1175// wxDirFilterListCtrl
1176//-----------------------------------------------------------------------------
1177
1178IMPLEMENT_CLASS(wxDirFilterListCtrl, wxChoice)
1179
1180BEGIN_EVENT_TABLE(wxDirFilterListCtrl, wxChoice)
1181 EVT_CHOICE(wxID_ANY, wxDirFilterListCtrl::OnSelFilter)
1182END_EVENT_TABLE()
1183
1184bool wxDirFilterListCtrl::Create(wxGenericDirCtrl* parent, const wxWindowID id,
1185 const wxPoint& pos,
1186 const wxSize& size,
1187 long style)
1188{
1189 m_dirCtrl = parent;
1190 return wxChoice::Create(parent, id, pos, size, 0, NULL, style);
1191}
1192
1193void wxDirFilterListCtrl::Init()
1194{
1195 m_dirCtrl = NULL;
1196}
1197
1198void wxDirFilterListCtrl::OnSelFilter(wxCommandEvent& WXUNUSED(event))
1199{
1200 int sel = GetSelection();
1201
1202 wxString currentPath = m_dirCtrl->GetPath();
1203
1204 m_dirCtrl->SetFilterIndex(sel);
1205
1206 // If the filter has changed, the view is out of date, so
1207 // collapse the tree.
1208 m_dirCtrl->ReCreateTree();
1209
1210 // Try to restore the selection, or at least the directory
1211 m_dirCtrl->ExpandPath(currentPath);
1212}
1213
1214void wxDirFilterListCtrl::FillFilterList(const wxString& filter, int defaultFilter)
1215{
1216 Clear();
1217 wxArrayString descriptions, filters;
1218 size_t n = (size_t) wxParseCommonDialogsFilter(filter, filters, descriptions);
1219
1220 if (n > 0 && defaultFilter < (int) n)
1221 {
1222 for (size_t i = 0; i < n; i++)
1223 Append(descriptions[i]);
1224 SetSelection(defaultFilter);
1225 }
1226}
1227#endif // wxUSE_DIRDLG
1228
1229#if wxUSE_DIRDLG || wxUSE_FILEDLG
1230
1231// ----------------------------------------------------------------------------
1232// wxFileIconsTable icons
1233// ----------------------------------------------------------------------------
1234
1235/* Open folder */
1236static const char * file_icons_tbl_folder_open_xpm[] = {
1237/* width height ncolors chars_per_pixel */
1238"16 16 6 1",
1239/* colors */
1240" s None c None",
1241". c #000000",
1242"+ c #c0c0c0",
1243"@ c #808080",
1244"# c #ffff00",
1245"$ c #ffffff",
1246/* pixels */
1247" ",
1248" @@@@@ ",
1249" @$$$$$@ ",
1250" @$#+#+#$@@@@@@ ",
1251" @$+#+#+$$$$$$@.",
1252" @$#+#+#+#+#+#@.",
1253"@@@@@@@@@@@@@#@.",
1254"@$$$$$$$$$$@@+@.",
1255"@$#+#+#+#+##.@@.",
1256" @$#+#+#+#+#+.@.",
1257" @$+#+#+#+#+#.@.",
1258" @$+#+#+#+##@..",
1259" @@@@@@@@@@@@@.",
1260" .............",
1261" ",
1262" "};
1263
1264/* Computer */
1265static const char * file_icons_tbl_computer_xpm[] = {
1266"16 16 7 1",
1267" s None c None",
1268". c #808080",
1269"X c #c0c0c0",
1270"o c Black",
1271"O c Gray100",
1272"+ c #008080",
1273"@ c Blue",
1274" ........... ",
1275" .XXXXXXXXXX.o",
1276" .OOOOOOOOO..o",
1277" .OoooooooX..o",
1278" .Oo+...@+X..o",
1279" .Oo+XXX.+X..o",
1280" .Oo+....+X..o",
1281" .Oo++++++X..o",
1282" .OXXXXXXXX.oo",
1283" ..........o.o",
1284" ...........Xo",
1285" .XXXXXXXXXX.o",
1286" .o.o.o.o.o...o",
1287" .oXoXoXoXoXo.o ",
1288".XOXXXXXXXXX.o ",
1289"............o "};
1290
1291/* Drive */
1292static const char * file_icons_tbl_drive_xpm[] = {
1293"16 16 7 1",
1294" s None c None",
1295". c #808080",
1296"X c #c0c0c0",
1297"o c Black",
1298"O c Gray100",
1299"+ c Green",
1300"@ c #008000",
1301" ",
1302" ",
1303" ",
1304" ",
1305" ............. ",
1306" .XXXXXXXXXXXX.o",
1307".OOOOOOOOOOOO..o",
1308".XXXXXXXXX+@X..o",
1309".XXXXXXXXXXXX..o",
1310".X..........X..o",
1311".XOOOOOOOOOOX..o",
1312"..............o ",
1313" ooooooooooooo ",
1314" ",
1315" ",
1316" "};
1317
1318/* CD-ROM */
1319static const char *file_icons_tbl_cdrom_xpm[] = {
1320"16 16 10 1",
1321" s None c None",
1322". c #808080",
1323"X c #c0c0c0",
1324"o c Yellow",
1325"O c Blue",
1326"+ c Black",
1327"@ c Gray100",
1328"# c #008080",
1329"$ c Green",
1330"% c #008000",
1331" ... ",
1332" ..XoX.. ",
1333" .O.XoXXX+ ",
1334" ...O.oXXXX+ ",
1335" .O..X.XXXX+ ",
1336" ....X.+..XXX+",
1337" .XXX.+@+.XXX+",
1338" .X@XX.+.X@@X+",
1339" .....X...#XX@+ ",
1340".@@@...XXo.O@X+ ",
1341".@XXX..XXoXOO+ ",
1342".@++++..XoX+++ ",
1343".@$%@@XX+++X.+ ",
1344".............+ ",
1345" ++++++++++++ ",
1346" "};
1347
1348/* Floppy */
1349static const char * file_icons_tbl_floppy_xpm[] = {
1350"16 16 7 1",
1351" s None c None",
1352". c #808080",
1353"X c Gray100",
1354"o c #c0c0c0",
1355"O c Black",
1356"+ c Cyan",
1357"@ c Red",
1358" ......X",
1359" .ooooooO",
1360" .+++++OO",
1361" .++++++O",
1362" .++++++O",
1363" .ooooooO",
1364" .......o....oO",
1365" .oooooo.o.O.XoO",
1366".XXXXXXXXOOOOOO ",
1367".ooooooooo@o..O ",
1368".ooo....oooo..O ",
1369".o..OOOO...o..O ",
1370".oooXXXXoooo..O ",
1371".............O ",
1372" OOOOOOOOOOOO ",
1373" "};
1374
1375/* Removeable */
1376static const char * file_icons_tbl_removeable_xpm[] = {
1377"16 16 7 1",
1378" s None c None",
1379". c #808080",
1380"X c #c0c0c0",
1381"o c Black",
1382"O c Gray100",
1383"+ c Red",
1384"@ c #800000",
1385" ",
1386" ",
1387" ",
1388" ............. ",
1389" .XXXXXXXXXXXX.o",
1390".OOOOOOOOOOOO..o",
1391".OXXXXXXXXXXX..o",
1392".O+@.oooooo.X..o",
1393".OXXOooooooOX..o",
1394".OXXXOOOOOOXX..o",
1395".OXXXXXXXXXXX..o",
1396".O............o ",
1397" ooooooooooooo ",
1398" ",
1399" ",
1400" "};
1401
1402// ----------------------------------------------------------------------------
1403// wxFileIconsTable & friends
1404// ----------------------------------------------------------------------------
1405
1406// global instance of a wxFileIconsTable
1407wxFileIconsTable* wxTheFileIconsTable = (wxFileIconsTable *)NULL;
1408
1409// A module to allow icons table cleanup
1410
1411class wxFileIconsTableModule: public wxModule
1412{
1413DECLARE_DYNAMIC_CLASS(wxFileIconsTableModule)
1414public:
1415 wxFileIconsTableModule() {}
1416 bool OnInit() { wxTheFileIconsTable = new wxFileIconsTable; return true; }
1417 void OnExit()
1418 {
1419 if (wxTheFileIconsTable)
1420 {
1421 delete wxTheFileIconsTable;
1422 wxTheFileIconsTable = NULL;
1423 }
1424 }
1425};
1426
1427IMPLEMENT_DYNAMIC_CLASS(wxFileIconsTableModule, wxModule)
1428
1429class wxFileIconEntry : public wxObject
1430{
1431public:
1432 wxFileIconEntry(int i) { id = i; }
1433
1434 int id;
1435};
1436
1437wxFileIconsTable::wxFileIconsTable()
1438{
1439 m_HashTable = NULL;
1440 m_smallImageList = NULL;
1441}
1442
1443wxFileIconsTable::~wxFileIconsTable()
1444{
1445 if (m_HashTable)
1446 {
1447 WX_CLEAR_HASH_TABLE(*m_HashTable);
1448 delete m_HashTable;
1449 }
1450 if (m_smallImageList) delete m_smallImageList;
1451}
1452
1453// delayed initialization - wait until first use (wxArtProv not created yet)
1454void wxFileIconsTable::Create()
1455{
1456 wxCHECK_RET(!m_smallImageList && !m_HashTable, wxT("creating icons twice"));
1457 m_HashTable = new wxHashTable(wxKEY_STRING);
1458 m_smallImageList = new wxImageList(16, 16);
1459
1460 // folder:
1461 m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_FOLDER,
1462 wxART_CMN_DIALOG,
1463 wxSize(16, 16)));
1464 // folder_open
1465 m_smallImageList->Add(wxIcon(file_icons_tbl_folder_open_xpm));
1466 // computer
1467 m_smallImageList->Add(wxIcon(file_icons_tbl_computer_xpm));
1468 // drive
1469 m_smallImageList->Add(wxIcon(file_icons_tbl_drive_xpm));
1470 // cdrom
1471 m_smallImageList->Add(wxIcon(file_icons_tbl_cdrom_xpm));
1472 // floppy
1473 m_smallImageList->Add(wxIcon(file_icons_tbl_floppy_xpm));
1474 // removeable
1475 m_smallImageList->Add(wxIcon(file_icons_tbl_removeable_xpm));
1476 // file
1477 m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_NORMAL_FILE,
1478 wxART_CMN_DIALOG,
1479 wxSize(16, 16)));
1480 // executable
1481 if (GetIconID(wxEmptyString, _T("application/x-executable")) == file)
1482 {
1483 m_smallImageList->Add(wxArtProvider::GetBitmap(wxART_EXECUTABLE_FILE,
1484 wxART_CMN_DIALOG,
1485 wxSize(16, 16)));
1486 delete m_HashTable->Get(_T("exe"));
1487 m_HashTable->Delete(_T("exe"));
1488 m_HashTable->Put(_T("exe"), new wxFileIconEntry(executable));
1489 }
1490 /* else put into list by GetIconID
1491 (KDE defines application/x-executable for *.exe and has nice icon)
1492 */
1493}
1494
1495wxImageList *wxFileIconsTable::GetSmallImageList()
1496{
1497 if (!m_smallImageList)
1498 Create();
1499
1500 return m_smallImageList;
1501}
1502
1503#if wxUSE_MIMETYPE && wxUSE_IMAGE
1504// VS: we don't need this function w/o wxMimeTypesManager because we'll only have
1505// one icon and we won't resize it
1506
1507static wxBitmap CreateAntialiasedBitmap(const wxImage& img)
1508{
1509 const unsigned int size = 16;
1510
1511 wxImage smallimg (size, size);
1512 unsigned char *p1, *p2, *ps;
1513 unsigned char mr = img.GetMaskRed(),
1514 mg = img.GetMaskGreen(),
1515 mb = img.GetMaskBlue();
1516
1517 unsigned x, y;
1518 unsigned sr, sg, sb, smask;
1519
1520 p1 = img.GetData(), p2 = img.GetData() + 3 * size*2, ps = smallimg.GetData();
1521 smallimg.SetMaskColour(mr, mr, mr);
1522
1523 for (y = 0; y < size; y++)
1524 {
1525 for (x = 0; x < size; x++)
1526 {
1527 sr = sg = sb = smask = 0;
1528 if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1529 sr += p1[0], sg += p1[1], sb += p1[2];
1530 else smask++;
1531 p1 += 3;
1532 if (p1[0] != mr || p1[1] != mg || p1[2] != mb)
1533 sr += p1[0], sg += p1[1], sb += p1[2];
1534 else smask++;
1535 p1 += 3;
1536 if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1537 sr += p2[0], sg += p2[1], sb += p2[2];
1538 else smask++;
1539 p2 += 3;
1540 if (p2[0] != mr || p2[1] != mg || p2[2] != mb)
1541 sr += p2[0], sg += p2[1], sb += p2[2];
1542 else smask++;
1543 p2 += 3;
1544
1545 if (smask > 2)
1546 ps[0] = ps[1] = ps[2] = mr;
1547 else
1548 ps[0] = sr >> 2, ps[1] = sg >> 2, ps[2] = sb >> 2;
1549 ps += 3;
1550 }
1551 p1 += size*2 * 3, p2 += size*2 * 3;
1552 }
1553
1554 return wxBitmap(smallimg);
1555}
1556
1557// This function is currently not unused anymore
1558#if 0
1559// finds empty borders and return non-empty area of image:
1560static wxImage CutEmptyBorders(const wxImage& img)
1561{
1562 unsigned char mr = img.GetMaskRed(),
1563 mg = img.GetMaskGreen(),
1564 mb = img.GetMaskBlue();
1565 unsigned char *dt = img.GetData(), *dttmp;
1566 unsigned w = img.GetWidth(), h = img.GetHeight();
1567
1568 unsigned top, bottom, left, right, i;
1569 bool empt;
1570
1571#define MK_DTTMP(x,y) dttmp = dt + ((x + y * w) * 3)
1572#define NOEMPTY_PIX(empt) if (dttmp[0] != mr || dttmp[1] != mg || dttmp[2] != mb) {empt = false; break;}
1573
1574 for (empt = true, top = 0; empt && top < h; top++)
1575 {
1576 MK_DTTMP(0, top);
1577 for (i = 0; i < w; i++, dttmp+=3)
1578 NOEMPTY_PIX(empt)
1579 }
1580 for (empt = true, bottom = h-1; empt && bottom > top; bottom--)
1581 {
1582 MK_DTTMP(0, bottom);
1583 for (i = 0; i < w; i++, dttmp+=3)
1584 NOEMPTY_PIX(empt)
1585 }
1586 for (empt = true, left = 0; empt && left < w; left++)
1587 {
1588 MK_DTTMP(left, 0);
1589 for (i = 0; i < h; i++, dttmp+=3*w)
1590 NOEMPTY_PIX(empt)
1591 }
1592 for (empt = true, right = w-1; empt && right > left; right--)
1593 {
1594 MK_DTTMP(right, 0);
1595 for (i = 0; i < h; i++, dttmp+=3*w)
1596 NOEMPTY_PIX(empt)
1597 }
1598 top--, left--, bottom++, right++;
1599
1600 return img.GetSubImage(wxRect(left, top, right - left + 1, bottom - top + 1));
1601}
1602#endif // #if 0
1603
1604#endif // wxUSE_MIMETYPE
1605
1606int wxFileIconsTable::GetIconID(const wxString& extension, const wxString& mime)
1607{
1608 if (!m_smallImageList)
1609 Create();
1610
1611#if wxUSE_MIMETYPE
1612 if (!extension.IsEmpty())
1613 {
1614 wxFileIconEntry *entry = (wxFileIconEntry*) m_HashTable->Get(extension);
1615 if (entry) return (entry -> id);
1616 }
1617
1618 wxFileType *ft = (mime.IsEmpty()) ?
1619 wxTheMimeTypesManager -> GetFileTypeFromExtension(extension) :
1620 wxTheMimeTypesManager -> GetFileTypeFromMimeType(mime);
1621
1622 wxIconLocation iconLoc;
1623 wxIcon ic;
1624
1625 {
1626 wxLogNull logNull;
1627 if ( ft && ft->GetIcon(&iconLoc) )
1628 {
1629 ic = wxIcon( iconLoc.GetFileName() );
1630 }
1631 }
1632
1633 delete ft;
1634
1635 if ( !ic.Ok() )
1636 {
1637 int newid = file;
1638 m_HashTable->Put(extension, new wxFileIconEntry(newid));
1639 return newid;
1640 }
1641
1642 wxBitmap bmp;
1643 bmp.CopyFromIcon(ic);
1644
1645 if ( !bmp.Ok() )
1646 {
1647 int newid = file;
1648 m_HashTable->Put(extension, new wxFileIconEntry(newid));
1649 return newid;
1650 }
1651
1652 const unsigned int size = 16;
1653
1654 int id = m_smallImageList->GetImageCount();
1655 if ((bmp.GetWidth() == (int) size) && (bmp.GetHeight() == (int) size))
1656 {
1657 m_smallImageList->Add(bmp);
1658 }
1659#if wxUSE_IMAGE
1660 else
1661 {
1662 wxImage img = bmp.ConvertToImage();
1663
1664 if ((img.GetWidth() != size*2) || (img.GetHeight() != size*2))
1665// m_smallImageList->Add(CreateAntialiasedBitmap(CutEmptyBorders(img).Rescale(size*2, size*2)));
1666 m_smallImageList->Add(CreateAntialiasedBitmap(img.Rescale(size*2, size*2)));
1667 else
1668 m_smallImageList->Add(CreateAntialiasedBitmap(img));
1669 }
1670#endif // wxUSE_IMAGE
1671
1672 m_HashTable->Put(extension, new wxFileIconEntry(id));
1673 return id;
1674
1675#else // !wxUSE_MIMETYPE
1676
1677 wxUnusedVar(mime);
1678 if (extension == wxT("exe"))
1679 return executable;
1680 else
1681 return file;
1682#endif // wxUSE_MIMETYPE/!wxUSE_MIMETYPE
1683}
1684
1685#endif // wxUSE_DIRDLG || wxUSE_FILEDLG
wxWidgets (Impactor)