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1/////////////////////////////////////////////////////////////////////////////
2// Name: treetest.cpp
3// Purpose: wxTreeCtrl sample
4// Author: Julian Smart
5// Modified by:
6// Created: 04/01/98
7// RCS-ID: $Id$
8// Copyright: (c) Julian Smart
9// Licence: wxWindows license
10/////////////////////////////////////////////////////////////////////////////
11
12// For compilers that support precompilation, includes "wx/wx.h".
13#include "wx/wxprec.h"
14
15#ifdef __BORLANDC__
16 #pragma hdrstop
17#endif
18
19#ifndef WX_PRECOMP
20 #include "wx/wx.h"
21 #include "wx/log.h"
22#endif
23
24#include "wx/colordlg.h"
25#include "wx/numdlg.h"
26
27#include "wx/artprov.h"
28#include "wx/image.h"
29#include "wx/imaglist.h"
30#include "wx/treectrl.h"
31#include "wx/math.h"
32#include "wx/renderer.h"
33
34#ifdef __WIN32__
35 // this is not supported by native control
36 #define NO_VARIABLE_HEIGHT
37#endif
38
39#include "treetest.h"
40
41#include "icon1.xpm"
42#include "icon2.xpm"
43#include "icon3.xpm"
44#include "icon4.xpm"
45#include "icon5.xpm"
46
47#include "state1.xpm"
48#include "state2.xpm"
49#include "state3.xpm"
50#include "state4.xpm"
51#include "state5.xpm"
52
53#include "unchecked.xpm"
54#include "checked.xpm"
55
56#ifndef __WXMSW__
57 #include "../sample.xpm"
58#endif
59
60// verify that the item is ok and insult the user if it is not
61#define CHECK_ITEM( item ) if ( !item.IsOk() ) { \
62 wxMessageBox(wxT("Please select some item first!"), \
63 wxT("Tree sample error"), \
64 wxOK | wxICON_EXCLAMATION, \
65 this); \
66 return; \
67 }
68
69#define MENU_LINK(name) EVT_MENU(TreeTest_##name, MyFrame::On##name)
70
71BEGIN_EVENT_TABLE(MyFrame, wxFrame)
72 EVT_IDLE(MyFrame::OnIdle)
73 EVT_SIZE(MyFrame::OnSize)
74
75 MENU_LINK(Quit)
76 MENU_LINK(About)
77 MENU_LINK(ClearLog)
78
79 MENU_LINK(TogButtons)
80 MENU_LINK(TogTwist)
81 MENU_LINK(TogLines)
82 MENU_LINK(TogEdit)
83 MENU_LINK(TogHideRoot)
84 MENU_LINK(TogRootLines)
85 MENU_LINK(TogBorder)
86 MENU_LINK(TogFullHighlight)
87 MENU_LINK(SetFgColour)
88 MENU_LINK(SetBgColour)
89 MENU_LINK(ResetStyle)
90
91 MENU_LINK(Highlight)
92 MENU_LINK(Dump)
93#ifndef NO_MULTIPLE_SELECTION
94 MENU_LINK(DumpSelected)
95 MENU_LINK(Select)
96 MENU_LINK(Unselect)
97 MENU_LINK(ToggleSel)
98#endif // NO_MULTIPLE_SELECTION
99 MENU_LINK(Rename)
100 MENU_LINK(Count)
101 MENU_LINK(CountRec)
102 MENU_LINK(Sort)
103 MENU_LINK(SortRev)
104 MENU_LINK(SetBold)
105 MENU_LINK(ClearBold)
106 MENU_LINK(Delete)
107 MENU_LINK(DeleteChildren)
108 MENU_LINK(DeleteAll)
109 MENU_LINK(Recreate)
110 MENU_LINK(ToggleImages)
111 MENU_LINK(ToggleStates)
112 MENU_LINK(ToggleAlternateImages)
113 MENU_LINK(ToggleAlternateStates)
114 MENU_LINK(ToggleButtons)
115 MENU_LINK(SetImageSize)
116 MENU_LINK(CollapseAndReset)
117 MENU_LINK(EnsureVisible)
118 MENU_LINK(SetFocus)
119 MENU_LINK(AddItem)
120 MENU_LINK(InsertItem)
121 MENU_LINK(IncIndent)
122 MENU_LINK(DecIndent)
123 MENU_LINK(IncSpacing)
124 MENU_LINK(DecSpacing)
125 MENU_LINK(ToggleIcon)
126 MENU_LINK(ToggleState)
127 MENU_LINK(SelectRoot)
128
129 MENU_LINK(ShowFirstVisible)
130#ifdef wxHAS_LAST_VISIBLE
131 MENU_LINK(ShowLastVisible)
132#endif // wxHAS_LAST_VISIBLE
133 MENU_LINK(ShowNextVisible)
134 MENU_LINK(ShowPrevVisible)
135 MENU_LINK(ShowParent)
136 MENU_LINK(ShowPrevSibling)
137 MENU_LINK(ShowNextSibling)
138#undef MENU_LINK
139
140END_EVENT_TABLE()
141
142#if USE_GENERIC_TREECTRL
143BEGIN_EVENT_TABLE(MyTreeCtrl, wxGenericTreeCtrl)
144#else
145BEGIN_EVENT_TABLE(MyTreeCtrl, wxTreeCtrl)
146#endif
147 EVT_TREE_BEGIN_DRAG(TreeTest_Ctrl, MyTreeCtrl::OnBeginDrag)
148 EVT_TREE_BEGIN_RDRAG(TreeTest_Ctrl, MyTreeCtrl::OnBeginRDrag)
149 EVT_TREE_END_DRAG(TreeTest_Ctrl, MyTreeCtrl::OnEndDrag)
150 EVT_TREE_BEGIN_LABEL_EDIT(TreeTest_Ctrl, MyTreeCtrl::OnBeginLabelEdit)
151 EVT_TREE_END_LABEL_EDIT(TreeTest_Ctrl, MyTreeCtrl::OnEndLabelEdit)
152 EVT_TREE_DELETE_ITEM(TreeTest_Ctrl, MyTreeCtrl::OnDeleteItem)
153#if 0 // there are so many of those that logging them causes flicker
154 EVT_TREE_GET_INFO(TreeTest_Ctrl, MyTreeCtrl::OnGetInfo)
155#endif
156 EVT_TREE_SET_INFO(TreeTest_Ctrl, MyTreeCtrl::OnSetInfo)
157 EVT_TREE_ITEM_EXPANDED(TreeTest_Ctrl, MyTreeCtrl::OnItemExpanded)
158 EVT_TREE_ITEM_EXPANDING(TreeTest_Ctrl, MyTreeCtrl::OnItemExpanding)
159 EVT_TREE_ITEM_COLLAPSED(TreeTest_Ctrl, MyTreeCtrl::OnItemCollapsed)
160 EVT_TREE_ITEM_COLLAPSING(TreeTest_Ctrl, MyTreeCtrl::OnItemCollapsing)
161
162 EVT_TREE_SEL_CHANGED(TreeTest_Ctrl, MyTreeCtrl::OnSelChanged)
163 EVT_TREE_SEL_CHANGING(TreeTest_Ctrl, MyTreeCtrl::OnSelChanging)
164 EVT_TREE_KEY_DOWN(TreeTest_Ctrl, MyTreeCtrl::OnTreeKeyDown)
165 EVT_TREE_ITEM_ACTIVATED(TreeTest_Ctrl, MyTreeCtrl::OnItemActivated)
166 EVT_TREE_STATE_IMAGE_CLICK(TreeTest_Ctrl, MyTreeCtrl::OnItemStateClick)
167
168 // so many different ways to handle right mouse button clicks...
169 EVT_CONTEXT_MENU(MyTreeCtrl::OnContextMenu)
170 // EVT_TREE_ITEM_MENU is the preferred event for creating context menus
171 // on a tree control, because it includes the point of the click or item,
172 // meaning that no additional placement calculations are required.
173 EVT_TREE_ITEM_MENU(TreeTest_Ctrl, MyTreeCtrl::OnItemMenu)
174 EVT_TREE_ITEM_RIGHT_CLICK(TreeTest_Ctrl, MyTreeCtrl::OnItemRClick)
175
176 EVT_RIGHT_DOWN(MyTreeCtrl::OnRMouseDown)
177 EVT_RIGHT_UP(MyTreeCtrl::OnRMouseUp)
178 EVT_RIGHT_DCLICK(MyTreeCtrl::OnRMouseDClick)
179END_EVENT_TABLE()
180
181IMPLEMENT_APP(MyApp)
182
183bool MyApp::OnInit()
184{
185 if ( !wxApp::OnInit() )
186 return false;
187
188 // Create the main frame window
189 MyFrame *frame = new MyFrame(wxT("wxTreeCtrl Test"), 50, 50, 450, 600);
190
191 // Show the frame
192 frame->Show(true);
193 SetTopWindow(frame);
194
195 return true;
196}
197
198
199// My frame constructor
200MyFrame::MyFrame(const wxString& title, int x, int y, int w, int h)
201 : wxFrame((wxFrame *)NULL, wxID_ANY, title, wxPoint(x, y), wxSize(w, h)),
202 m_treeCtrl(NULL)
203#if wxUSE_LOG
204 , m_textCtrl(NULL)
205#endif // wxUSE_LOG
206{
207 // This reduces flicker effects - even better would be to define
208 // OnEraseBackground to do nothing. When the tree control's scrollbars are
209 // show or hidden, the frame is sent a background erase event.
210 SetBackgroundColour(wxColour(255, 255, 255));
211
212 // Give it an icon
213 SetIcon(wxICON(sample));
214
215#if wxUSE_MENUS
216 // Make a menubar
217 wxMenu *file_menu = new wxMenu,
218 *style_menu = new wxMenu,
219 *tree_menu = new wxMenu,
220 *item_menu = new wxMenu;
221
222 file_menu->Append(TreeTest_ClearLog, wxT("&Clear log\tCtrl-L"));
223 file_menu->AppendSeparator();
224 file_menu->Append(TreeTest_About, wxT("&About..."));
225 file_menu->AppendSeparator();
226 file_menu->Append(TreeTest_Quit, wxT("E&xit\tAlt-X"));
227
228 style_menu->AppendCheckItem(TreeTest_TogButtons, wxT("Toggle &normal buttons"));
229 style_menu->AppendCheckItem(TreeTest_TogTwist, wxT("Toggle &twister buttons"));
230 style_menu->AppendCheckItem(TreeTest_ToggleButtons, wxT("Toggle image &buttons"));
231 style_menu->AppendSeparator();
232 style_menu->AppendCheckItem(TreeTest_TogLines, wxT("Toggle &connecting lines"));
233 style_menu->AppendCheckItem(TreeTest_TogRootLines, wxT("Toggle &lines at root"));
234 style_menu->AppendCheckItem(TreeTest_TogHideRoot, wxT("Toggle &hidden root"));
235 style_menu->AppendCheckItem(TreeTest_TogBorder, wxT("Toggle &item border"));
236 style_menu->AppendCheckItem(TreeTest_TogFullHighlight, wxT("Toggle &full row highlight"));
237 style_menu->AppendCheckItem(TreeTest_TogEdit, wxT("Toggle &edit mode"));
238#ifndef NO_MULTIPLE_SELECTION
239 style_menu->AppendCheckItem(TreeTest_ToggleSel, wxT("Toggle &selection mode\tCtrl-S"));
240#endif // NO_MULTIPLE_SELECTION
241 style_menu->AppendCheckItem(TreeTest_ToggleImages, wxT("Toggle show ima&ges"));
242 style_menu->AppendCheckItem(TreeTest_ToggleStates, wxT("Toggle show st&ates"));
243 style_menu->AppendCheckItem(TreeTest_ToggleAlternateImages, wxT("Toggle alternate images"));
244 style_menu->AppendCheckItem(TreeTest_ToggleAlternateStates, wxT("Toggle alternate state images"));
245 style_menu->Append(TreeTest_SetImageSize, wxT("Set image si&ze..."));
246 style_menu->AppendSeparator();
247 style_menu->Append(TreeTest_SetFgColour, wxT("Set &foreground colour..."));
248 style_menu->Append(TreeTest_SetBgColour, wxT("Set &background colour..."));
249 style_menu->AppendSeparator();
250 style_menu->Append(TreeTest_ResetStyle, wxT("&Reset to default\tF10"));
251
252 tree_menu->Append(TreeTest_Recreate, wxT("&Recreate the tree"));
253 tree_menu->Append(TreeTest_CollapseAndReset, wxT("C&ollapse and reset"));
254 tree_menu->AppendSeparator();
255 tree_menu->Append(TreeTest_AddItem, wxT("Append a &new item"));
256 tree_menu->Append(TreeTest_InsertItem, wxT("&Insert a new item"));
257 tree_menu->Append(TreeTest_Delete, wxT("&Delete this item"));
258 tree_menu->Append(TreeTest_DeleteChildren, wxT("Delete &children"));
259 tree_menu->Append(TreeTest_DeleteAll, wxT("Delete &all items"));
260 tree_menu->Append(TreeTest_SelectRoot, wxT("Select root item"));
261 tree_menu->AppendSeparator();
262 tree_menu->Append(TreeTest_Count, wxT("Count children of current item"));
263 tree_menu->Append(TreeTest_CountRec, wxT("Recursively count children of current item"));
264 tree_menu->AppendSeparator();
265 tree_menu->Append(TreeTest_Sort, wxT("Sort children of current item"));
266 tree_menu->Append(TreeTest_SortRev, wxT("Sort in reversed order"));
267 tree_menu->AppendSeparator();
268 tree_menu->Append(TreeTest_EnsureVisible, wxT("Make the last item &visible"));
269 tree_menu->Append(TreeTest_SetFocus, wxT("Set &focus to the tree"));
270 tree_menu->AppendSeparator();
271 tree_menu->Append(TreeTest_IncIndent, wxT("Add 5 points to indentation\tAlt-I"));
272 tree_menu->Append(TreeTest_DecIndent, wxT("Reduce indentation by 5 points\tAlt-R"));
273 tree_menu->AppendSeparator();
274 tree_menu->Append(TreeTest_IncSpacing, wxT("Add 5 points to spacing\tCtrl-I"));
275 tree_menu->Append(TreeTest_DecSpacing, wxT("Reduce spacing by 5 points\tCtrl-R"));
276
277 item_menu->Append(TreeTest_Dump, wxT("&Dump item children"));
278 item_menu->Append(TreeTest_Rename, wxT("&Rename item..."));
279
280 item_menu->AppendSeparator();
281 item_menu->Append(TreeTest_SetBold, wxT("Make item &bold"));
282 item_menu->Append(TreeTest_ClearBold, wxT("Make item &not bold"));
283 item_menu->AppendSeparator();
284 item_menu->Append(TreeTest_ToggleIcon, wxT("Toggle the item's &icon"));
285 item_menu->Append(TreeTest_ToggleState, wxT("Toggle the item's &state"));
286 item_menu->AppendSeparator();
287 item_menu->Append(TreeTest_ShowFirstVisible, wxT("Show &first visible"));
288#ifdef wxHAS_LAST_VISIBLE
289 item_menu->Append(TreeTest_ShowLastVisible, wxT("Show &last visible"));
290#endif // wxHAS_LAST_VISIBLE
291 item_menu->Append(TreeTest_ShowNextVisible, wxT("Show &next visible"));
292 item_menu->Append(TreeTest_ShowPrevVisible, wxT("Show &previous visible"));
293 item_menu->AppendSeparator();
294 item_menu->Append(TreeTest_ShowParent, "Show pa&rent");
295 item_menu->Append(TreeTest_ShowPrevSibling, "Show &previous sibling");
296 item_menu->Append(TreeTest_ShowNextSibling, "Show &next sibling");
297
298#ifndef NO_MULTIPLE_SELECTION
299 item_menu->AppendSeparator();
300 item_menu->Append(TreeTest_DumpSelected, wxT("Dump selected items\tAlt-D"));
301 item_menu->Append(TreeTest_Select, wxT("Select current item\tAlt-S"));
302 item_menu->Append(TreeTest_Unselect, wxT("Unselect everything\tAlt-U"));
303#endif // NO_MULTIPLE_SELECTION
304
305 wxMenuBar *menu_bar = new wxMenuBar;
306 menu_bar->Append(file_menu, wxT("&File"));
307 menu_bar->Append(style_menu, wxT("&Style"));
308 menu_bar->Append(tree_menu, wxT("&Tree"));
309 menu_bar->Append(item_menu, wxT("&Item"));
310 SetMenuBar(menu_bar);
311#endif // wxUSE_MENUS
312
313 m_panel = new wxPanel(this);
314
315#if wxUSE_LOG
316 // create the controls
317 m_textCtrl = new wxTextCtrl(m_panel, wxID_ANY, wxT(""),
318 wxDefaultPosition, wxDefaultSize,
319 wxTE_MULTILINE | wxSUNKEN_BORDER);
320#endif // wxUSE_LOG
321
322 CreateTreeWithDefStyle();
323
324 menu_bar->Check(TreeTest_ToggleImages, true);
325 menu_bar->Check(TreeTest_ToggleStates, true);
326 menu_bar->Check(TreeTest_ToggleAlternateImages, false);
327 menu_bar->Check(TreeTest_ToggleAlternateStates, false);
328
329#if wxUSE_STATUSBAR
330 // create a status bar
331 CreateStatusBar(2);
332#endif // wxUSE_STATUSBAR
333
334#if wxUSE_LOG
335#ifdef __WXMOTIF__
336 // For some reason, we get a memcpy crash in wxLogStream::DoLogStream
337 // on gcc/wxMotif, if we use wxLogTextCtl. Maybe it's just gcc?
338 delete wxLog::SetActiveTarget(new wxLogStderr);
339#else
340 // set our text control as the log target
341 wxLogTextCtrl *logWindow = new wxLogTextCtrl(m_textCtrl);
342 delete wxLog::SetActiveTarget(logWindow);
343#endif
344#endif // wxUSE_LOG
345}
346
347MyFrame::~MyFrame()
348{
349#if wxUSE_LOG
350 delete wxLog::SetActiveTarget(NULL);
351#endif // wxUSE_LOG
352}
353
354void MyFrame::CreateTreeWithDefStyle()
355{
356 long style = wxTR_DEFAULT_STYLE |
357#ifndef NO_VARIABLE_HEIGHT
358 wxTR_HAS_VARIABLE_ROW_HEIGHT |
359#endif
360 wxTR_EDIT_LABELS;
361
362 CreateTree(style | wxSUNKEN_BORDER);
363
364 // as we don't know what wxTR_DEFAULT_STYLE could contain, test for
365 // everything
366 wxMenuBar *mbar = GetMenuBar();
367 mbar->Check(TreeTest_TogButtons, (style & wxTR_HAS_BUTTONS) != 0);
368 mbar->Check(TreeTest_TogButtons, (style & wxTR_TWIST_BUTTONS) != 0);
369 mbar->Check(TreeTest_TogLines, (style & wxTR_NO_LINES) == 0);
370 mbar->Check(TreeTest_TogRootLines, (style & wxTR_LINES_AT_ROOT) != 0);
371 mbar->Check(TreeTest_TogHideRoot, (style & wxTR_HIDE_ROOT) != 0);
372 mbar->Check(TreeTest_TogEdit, (style & wxTR_EDIT_LABELS) != 0);
373 mbar->Check(TreeTest_TogBorder, (style & wxTR_ROW_LINES) != 0);
374 mbar->Check(TreeTest_TogFullHighlight, (style & wxTR_FULL_ROW_HIGHLIGHT) != 0);
375}
376
377void MyFrame::CreateTree(long style)
378{
379 m_treeCtrl = new MyTreeCtrl(m_panel, TreeTest_Ctrl,
380 wxDefaultPosition, wxDefaultSize,
381 style);
382
383 GetMenuBar()->Enable(TreeTest_SelectRoot, !(style & wxTR_HIDE_ROOT));
384
385 Resize();
386}
387
388void MyFrame::TogStyle(int id, long flag)
389{
390 long style = m_treeCtrl->GetWindowStyle() ^ flag;
391
392 // most treectrl styles can't be changed on the fly using the native
393 // control and the tree must be recreated
394#ifndef __WXMSW__
395 m_treeCtrl->SetWindowStyle(style);
396#else // MSW
397 delete m_treeCtrl;
398 CreateTree(style);
399#endif // !MSW/MSW
400
401 GetMenuBar()->Check(id, (style & flag) != 0);
402}
403
404void MyFrame::OnIdle(wxIdleEvent& event)
405{
406#if wxUSE_STATUSBAR
407 if ( m_treeCtrl )
408 {
409 wxTreeItemId idRoot = m_treeCtrl->GetRootItem();
410 wxString status;
411 if (idRoot.IsOk())
412 {
413 wxTreeItemId idLast = m_treeCtrl->GetLastChild(idRoot);
414 status = wxString::Format(
415 _T("Root/last item is %svisible/%svisible"),
416 m_treeCtrl->IsVisible(idRoot) ? _T("") : _T("not "),
417 idLast.IsOk() && m_treeCtrl->IsVisible(idLast)
418 ? _T("") : _T("not "));
419 }
420 else
421 status = _T("No root item");
422
423 SetStatusText(status, 1);
424 }
425#endif // wxUSE_STATUSBAR
426
427 event.Skip();
428}
429
430void MyFrame::OnSize(wxSizeEvent& event)
431{
432 if ( m_treeCtrl
433#if wxUSE_LOG
434 && m_textCtrl
435#endif // wxUSE_LOG
436 )
437 {
438 Resize();
439 }
440
441 event.Skip();
442}
443
444void MyFrame::Resize()
445{
446 wxSize size = GetClientSize();
447 m_treeCtrl->SetSize(0, 0, size.x, size.y
448#if wxUSE_LOG
449 *2/3);
450 m_textCtrl->SetSize(0, 2*size.y/3, size.x, size.y/3
451#endif
452 );
453}
454
455void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
456{
457 Close(true);
458}
459
460void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
461{
462 wxMessageBox(wxT("Tree test sample\n")
463 wxT("(c) Julian Smart 1997, Vadim Zeitlin 1998"),
464 wxT("About tree test"),
465 wxOK | wxICON_INFORMATION, this);
466}
467
468void MyFrame::OnClearLog(wxCommandEvent& WXUNUSED(event))
469{
470 m_textCtrl->Clear();
471}
472
473void MyFrame::OnRename(wxCommandEvent& WXUNUSED(event))
474{
475 wxTreeItemId item = m_treeCtrl->GetSelection();
476
477 CHECK_ITEM( item );
478
479 // old code - now we edit in place
480#if 0
481 static wxString s_text;
482 s_text = wxGetTextFromUser(wxT("New name: "), wxT("Tree sample question"),
483 s_text, this);
484 if ( !s_text.empty() )
485 {
486 m_treeCtrl->SetItemText(item, s_text);
487 }
488#endif // 0
489
490 // TODO demonstrate creating a custom edit control...
491 (void)m_treeCtrl->EditLabel(item);
492}
493
494void MyFrame::OnCount(wxCommandEvent& WXUNUSED(event))
495{
496 wxTreeItemId item = m_treeCtrl->GetSelection();
497
498 CHECK_ITEM( item );
499
500 int i = m_treeCtrl->GetChildrenCount( item, false );
501
502 wxLogMessage(wxT("%d children"), i);
503}
504
505void MyFrame::OnCountRec(wxCommandEvent& WXUNUSED(event))
506{
507 wxTreeItemId item = m_treeCtrl->GetSelection();
508
509 CHECK_ITEM( item );
510
511 int i = m_treeCtrl->GetChildrenCount( item );
512
513 wxLogMessage(wxT("%d children"), i);
514}
515
516void MyFrame::DoSort(bool reverse)
517{
518 wxTreeItemId item = m_treeCtrl->GetSelection();
519
520 CHECK_ITEM( item );
521
522 m_treeCtrl->DoSortChildren(item, reverse);
523}
524
525void MyFrame::OnHighlight(wxCommandEvent& WXUNUSED(event))
526{
527 wxTreeItemId id = m_treeCtrl->GetSelection();
528
529 CHECK_ITEM( id );
530
531 wxRect r;
532 if ( !m_treeCtrl->GetBoundingRect(id, r, true /* text, not full row */) )
533 {
534 wxLogMessage(_T("Failed to get bounding item rect"));
535 return;
536 }
537
538 wxClientDC dc(m_treeCtrl);
539 dc.SetBrush(*wxRED);
540 dc.SetPen(*wxTRANSPARENT_PEN);
541 dc.DrawRectangle(r);
542 m_treeCtrl->Update();
543}
544
545void MyFrame::OnDump(wxCommandEvent& WXUNUSED(event))
546{
547 wxTreeItemId root = m_treeCtrl->GetSelection();
548
549 CHECK_ITEM( root );
550
551 m_treeCtrl->GetItemsRecursively(root);
552}
553
554#ifndef NO_MULTIPLE_SELECTION
555
556void MyFrame::OnToggleSel(wxCommandEvent& event)
557{
558 TogStyle(event.GetId(), wxTR_MULTIPLE);
559}
560
561void MyFrame::OnDumpSelected(wxCommandEvent& WXUNUSED(event))
562{
563 wxArrayTreeItemIds array;
564
565 size_t count = m_treeCtrl->GetSelections(array);
566 wxLogMessage(wxT("%u items selected"), unsigned(count));
567
568 for ( size_t n = 0; n < count; n++ )
569 {
570 wxLogMessage(wxT("\t%s"), m_treeCtrl->GetItemText(array.Item(n)).c_str());
571 }
572}
573
574void MyFrame::OnSelect(wxCommandEvent& WXUNUSED(event))
575{
576 m_treeCtrl->SelectItem(m_treeCtrl->GetSelection());
577}
578
579void MyFrame::OnSelectRoot(wxCommandEvent& WXUNUSED(event))
580{
581 if ( !m_treeCtrl->HasFlag(wxTR_HIDE_ROOT) )
582 m_treeCtrl->SelectItem(m_treeCtrl->GetRootItem());
583}
584
585void MyFrame::OnUnselect(wxCommandEvent& WXUNUSED(event))
586{
587 m_treeCtrl->UnselectAll();
588}
589
590#endif // NO_MULTIPLE_SELECTION
591
592void MyFrame::DoSetBold(bool bold)
593{
594 wxTreeItemId item = m_treeCtrl->GetSelection();
595
596 CHECK_ITEM( item );
597
598 m_treeCtrl->SetItemBold(item, bold);
599}
600
601void MyFrame::OnDelete(wxCommandEvent& WXUNUSED(event))
602{
603 wxTreeItemId item = m_treeCtrl->GetSelection();
604
605 CHECK_ITEM( item );
606
607 m_treeCtrl->Delete(item);
608}
609
610void MyFrame::OnDeleteChildren(wxCommandEvent& WXUNUSED(event))
611{
612 wxTreeItemId item = m_treeCtrl->GetSelection();
613
614 CHECK_ITEM( item );
615
616 m_treeCtrl->DeleteChildren(item);
617}
618
619void MyFrame::OnDeleteAll(wxCommandEvent& WXUNUSED(event))
620{
621 m_treeCtrl->DeleteAllItems();
622}
623
624void MyFrame::OnRecreate(wxCommandEvent& event)
625{
626 OnDeleteAll(event);
627 m_treeCtrl->AddTestItemsToTree(5, 2);
628}
629
630void MyFrame::OnSetImageSize(wxCommandEvent& WXUNUSED(event))
631{
632 int size = wxGetNumberFromUser(wxT("Enter the size for the images to use"),
633 wxT("Size: "),
634 wxT("TreeCtrl sample"),
635 m_treeCtrl->ImageSize());
636 if ( size == -1 )
637 return;
638
639 m_treeCtrl->CreateImageList(size);
640 wxGetApp().SetShowImages(true);
641}
642
643void MyFrame::OnToggleImages(wxCommandEvent& WXUNUSED(event))
644{
645 if ( wxGetApp().ShowImages() )
646 {
647 m_treeCtrl->CreateImageList(-1);
648 wxGetApp().SetShowImages(false);
649 }
650 else
651 {
652 m_treeCtrl->CreateImageList(0);
653 wxGetApp().SetShowImages(true);
654 }
655}
656
657void MyFrame::OnToggleStates(wxCommandEvent& WXUNUSED(event))
658{
659 if ( wxGetApp().ShowStates() )
660 {
661 m_treeCtrl->CreateStateImageList(true);
662 wxGetApp().SetShowStates(false);
663 }
664 else
665 {
666 m_treeCtrl->CreateStateImageList(false);
667 wxGetApp().SetShowStates(true);
668 }
669}
670
671void MyFrame::OnToggleAlternateImages(wxCommandEvent& WXUNUSED(event))
672{
673 bool alternateImages = m_treeCtrl->AlternateImages();
674
675 m_treeCtrl->SetAlternateImages(!alternateImages);
676 m_treeCtrl->CreateImageList(0);
677}
678
679void MyFrame::OnToggleAlternateStates(wxCommandEvent& WXUNUSED(event))
680{
681 bool alternateStates = m_treeCtrl->AlternateStates();
682
683 m_treeCtrl->SetAlternateStates(!alternateStates);
684 m_treeCtrl->CreateStateImageList();
685
686 // normal states < alternate states
687 // so we must reset broken states
688 if ( alternateStates )
689 m_treeCtrl->ResetBrokenStateImages();
690}
691
692void MyFrame::OnToggleButtons(wxCommandEvent& WXUNUSED(event))
693{
694#if USE_GENERIC_TREECTRL || !defined(__WXMSW__)
695 if ( wxGetApp().ShowButtons() )
696 {
697 m_treeCtrl->CreateButtonsImageList(-1);
698 wxGetApp().SetShowButtons(false);
699 }
700 else
701 {
702 m_treeCtrl->CreateButtonsImageList(15);
703 wxGetApp().SetShowButtons(true);
704 }
705#endif
706}
707
708void MyFrame::OnCollapseAndReset(wxCommandEvent& WXUNUSED(event))
709{
710 m_treeCtrl->CollapseAndReset(m_treeCtrl->GetRootItem());
711}
712
713void MyFrame::OnEnsureVisible(wxCommandEvent& WXUNUSED(event))
714{
715 m_treeCtrl->DoEnsureVisible();
716}
717
718void MyFrame::OnSetFocus(wxCommandEvent& WXUNUSED(event))
719{
720 m_treeCtrl->SetFocus();
721}
722
723void MyFrame::OnInsertItem(wxCommandEvent& WXUNUSED(event))
724{
725 int image = wxGetApp().ShowImages() ? MyTreeCtrl::TreeCtrlIcon_File : -1;
726 m_treeCtrl->InsertItem(m_treeCtrl->GetRootItem(), image, wxT("2nd item"));
727}
728
729void MyFrame::OnAddItem(wxCommandEvent& WXUNUSED(event))
730{
731 static int s_num = 0;
732
733 wxString text;
734 text.Printf(wxT("Item #%d"), ++s_num);
735
736 m_treeCtrl->AppendItem(m_treeCtrl->GetRootItem(),
737 text /*,
738 MyTreeCtrl::TreeCtrlIcon_File */ );
739}
740
741void MyFrame::OnIncIndent(wxCommandEvent& WXUNUSED(event))
742{
743 unsigned int indent = m_treeCtrl->GetIndent();
744 if (indent < 100)
745 m_treeCtrl->SetIndent( indent+5 );
746}
747
748void MyFrame::OnDecIndent(wxCommandEvent& WXUNUSED(event))
749{
750 unsigned int indent = m_treeCtrl->GetIndent();
751 if (indent > 10)
752 m_treeCtrl->SetIndent( indent-5 );
753}
754
755void MyFrame::OnIncSpacing(wxCommandEvent& WXUNUSED(event))
756{
757 unsigned int indent = m_treeCtrl->GetSpacing();
758 if (indent < 100)
759 m_treeCtrl->SetSpacing( indent+5 );
760}
761
762void MyFrame::OnDecSpacing(wxCommandEvent& WXUNUSED(event))
763{
764 unsigned int indent = m_treeCtrl->GetSpacing();
765 if (indent > 10)
766 m_treeCtrl->SetSpacing( indent-5 );
767}
768
769void MyFrame::OnToggleIcon(wxCommandEvent& WXUNUSED(event))
770{
771 wxTreeItemId item = m_treeCtrl->GetSelection();
772
773 CHECK_ITEM( item );
774
775 m_treeCtrl->DoToggleIcon(item);
776}
777
778void MyFrame::OnToggleState(wxCommandEvent& WXUNUSED(event))
779{
780 wxTreeItemId item = m_treeCtrl->GetSelection();
781
782 CHECK_ITEM( item );
783
784 m_treeCtrl->DoToggleState(item);
785}
786
787void MyFrame::DoShowFirstOrLast(TreeFunc0_t pfn, const wxString& label)
788{
789 const wxTreeItemId item = (m_treeCtrl->*pfn)();
790
791 if ( !item.IsOk() )
792 wxLogMessage("There is no %s item", label);
793 else
794 wxLogMessage("The %s item is \"%s\"",
795 label, m_treeCtrl->GetItemText(item));
796}
797
798void MyFrame::DoShowRelativeItem(TreeFunc1_t pfn, const wxString& label)
799{
800 wxTreeItemId item = m_treeCtrl->GetSelection();
801
802 CHECK_ITEM( item );
803
804 if ((pfn == (TreeFunc1_t) &wxTreeCtrl::GetPrevVisible
805 || pfn == (TreeFunc1_t) &wxTreeCtrl::GetNextVisible)
806 && !m_treeCtrl->IsVisible(item))
807 {
808 wxLogMessage("The selected item must be visible.");
809 return;
810 }
811
812 wxTreeItemId new_item = (m_treeCtrl->*pfn)(item);
813
814 if ( !new_item.IsOk() )
815 wxLogMessage("There is no %s item", label);
816 else
817 wxLogMessage("The %s item is \"%s\"",
818 label, m_treeCtrl->GetItemText(new_item));
819}
820
821void MyFrame::OnSetFgColour(wxCommandEvent& WXUNUSED(event))
822{
823 wxColour col = wxGetColourFromUser(this, m_treeCtrl->GetForegroundColour());
824 if ( col.Ok() )
825 m_treeCtrl->SetForegroundColour(col);
826}
827
828void MyFrame::OnSetBgColour(wxCommandEvent& WXUNUSED(event))
829{
830 wxColour col = wxGetColourFromUser(this, m_treeCtrl->GetBackgroundColour());
831 if ( col.Ok() )
832 m_treeCtrl->SetBackgroundColour(col);
833}
834
835// MyTreeCtrl implementation
836#if USE_GENERIC_TREECTRL
837IMPLEMENT_DYNAMIC_CLASS(MyTreeCtrl, wxGenericTreeCtrl)
838#else
839IMPLEMENT_DYNAMIC_CLASS(MyTreeCtrl, wxTreeCtrl)
840#endif
841
842MyTreeCtrl::MyTreeCtrl(wxWindow *parent, const wxWindowID id,
843 const wxPoint& pos, const wxSize& size,
844 long style)
845 : wxTreeCtrl(parent, id, pos, size, style),
846 m_alternateImages(false),
847 m_alternateStates(false)
848{
849 m_reverseSort = false;
850
851 CreateImageList();
852 CreateStateImageList();
853
854 // Add some items to the tree
855 AddTestItemsToTree(5, 2);
856}
857
858void MyTreeCtrl::CreateImageList(int size)
859{
860 if ( size == -1 )
861 {
862 SetImageList(NULL);
863 return;
864 }
865 if ( size == 0 )
866 size = m_imageSize;
867 else
868 m_imageSize = size;
869
870 // Make an image list containing small icons
871 wxImageList *images = new wxImageList(size, size, true);
872
873 // should correspond to TreeCtrlIcon_xxx enum
874 wxBusyCursor wait;
875 wxIcon icons[5];
876
877 if (m_alternateImages)
878 {
879 icons[TreeCtrlIcon_File] = wxIcon(icon1_xpm);
880 icons[TreeCtrlIcon_FileSelected] = wxIcon(icon2_xpm);
881 icons[TreeCtrlIcon_Folder] = wxIcon(icon3_xpm);
882 icons[TreeCtrlIcon_FolderSelected] = wxIcon(icon4_xpm);
883 icons[TreeCtrlIcon_FolderOpened] = wxIcon(icon5_xpm);
884 }
885 else
886 {
887 wxSize iconSize(size, size);
888
889 icons[TreeCtrlIcon_File] =
890 icons[TreeCtrlIcon_FileSelected] = wxArtProvider::GetIcon(wxART_NORMAL_FILE, wxART_LIST, iconSize);
891 icons[TreeCtrlIcon_Folder] =
892 icons[TreeCtrlIcon_FolderSelected] =
893 icons[TreeCtrlIcon_FolderOpened] = wxArtProvider::GetIcon(wxART_FOLDER, wxART_LIST, iconSize);
894 }
895
896 for ( size_t i = 0; i < WXSIZEOF(icons); i++ )
897 {
898 int sizeOrig = icons[0].GetWidth();
899 if ( size == sizeOrig )
900 {
901 images->Add(icons[i]);
902 }
903 else
904 {
905 images->Add(wxBitmap(wxBitmap(icons[i]).ConvertToImage().Rescale(size, size)));
906 }
907 }
908
909 AssignImageList(images);
910}
911
912void MyTreeCtrl::CreateStateImageList(bool del)
913{
914 if ( del )
915 {
916 SetStateImageList(NULL);
917 return;
918 }
919
920 wxImageList *states;
921 wxBusyCursor wait;
922
923 if (m_alternateStates)
924 {
925 wxIcon icons[5];
926 icons[0] = wxIcon(state1_xpm); // yellow
927 icons[1] = wxIcon(state2_xpm); // green
928 icons[2] = wxIcon(state3_xpm); // red
929 icons[3] = wxIcon(state4_xpm); // blue
930 icons[4] = wxIcon(state5_xpm); // black
931
932 int width = icons[0].GetWidth(),
933 height = icons[0].GetHeight();
934
935 // Make an state image list containing small icons
936 states = new wxImageList(width, height, true);
937
938 for ( size_t i = 0; i < WXSIZEOF(icons); i++ )
939 states->Add(icons[i]);
940 }
941 else
942 {
943 wxIcon icons[2];
944 icons[0] = wxIcon(unchecked_xpm);
945 icons[1] = wxIcon(checked_xpm);
946
947 int width = icons[0].GetWidth(),
948 height = icons[0].GetHeight();
949
950 // Make an state image list containing small icons
951 states = new wxImageList(width, height, true);
952
953 for ( size_t i = 0; i < WXSIZEOF(icons); i++ )
954 states->Add(icons[i]);
955 }
956
957 AssignStateImageList(states);
958}
959
960#if USE_GENERIC_TREECTRL || !defined(__WXMSW__)
961void MyTreeCtrl::CreateButtonsImageList(int size)
962{
963 if ( size == -1 )
964 {
965 SetButtonsImageList(NULL);
966 return;
967 }
968
969 // Make an image list containing small icons
970 wxImageList *images = new wxImageList(size, size, true);
971
972 // should correspond to TreeCtrlIcon_xxx enum
973 wxBusyCursor wait;
974 wxIcon icons[4];
975
976 if (m_alternateImages)
977 {
978 icons[0] = wxIcon(icon3_xpm); // closed
979 icons[1] = wxIcon(icon3_xpm); // closed, selected
980 icons[2] = wxIcon(icon5_xpm); // open
981 icons[3] = wxIcon(icon5_xpm); // open, selected
982 }
983 else
984 {
985 wxSize iconSize(size, size);
986
987 icons[0] = // closed
988 icons[1] = wxArtProvider::GetIcon(wxART_FOLDER, wxART_LIST, iconSize); // closed, selected
989 icons[2] = // open
990 icons[3] = wxArtProvider::GetIcon(wxART_FOLDER_OPEN, wxART_LIST, iconSize);// open, selected
991 }
992
993 for ( size_t i = 0; i < WXSIZEOF(icons); i++ )
994 {
995 int sizeOrig = icons[i].GetWidth();
996 if ( size == sizeOrig )
997 {
998 images->Add(icons[i]);
999 }
1000 else
1001 {
1002 images->Add(wxBitmap(wxBitmap(icons[i]).ConvertToImage().Rescale(size, size)));
1003 }
1004 }
1005
1006 AssignButtonsImageList(images);
1007#else
1008void MyTreeCtrl::CreateButtonsImageList(int WXUNUSED(size))
1009{
1010#endif
1011}
1012
1013int MyTreeCtrl::OnCompareItems(const wxTreeItemId& item1,
1014 const wxTreeItemId& item2)
1015{
1016 if ( m_reverseSort )
1017 {
1018 // just exchange 1st and 2nd items
1019 return wxTreeCtrl::OnCompareItems(item2, item1);
1020 }
1021 else
1022 {
1023 return wxTreeCtrl::OnCompareItems(item1, item2);
1024 }
1025}
1026
1027void MyTreeCtrl::AddItemsRecursively(const wxTreeItemId& idParent,
1028 size_t numChildren,
1029 size_t depth,
1030 size_t folder)
1031{
1032 if ( depth > 0 )
1033 {
1034 bool hasChildren = depth > 1;
1035
1036 wxString str;
1037 for ( size_t n = 0; n < numChildren; n++ )
1038 {
1039 // at depth 1 elements won't have any more children
1040 if ( hasChildren )
1041 str.Printf(wxT("%s child %u"), wxT("Folder"), unsigned(n + 1));
1042 else
1043 str.Printf(wxT("%s child %u.%u"), wxT("File"), unsigned(folder), unsigned(n + 1));
1044
1045 // here we pass to AppendItem() normal and selected item images (we
1046 // suppose that selected image follows the normal one in the enum)
1047 int image, imageSel;
1048 if ( wxGetApp().ShowImages() )
1049 {
1050 image = depth == 1 ? TreeCtrlIcon_File : TreeCtrlIcon_Folder;
1051 imageSel = image + 1;
1052 }
1053 else
1054 {
1055 image = imageSel = -1;
1056 }
1057 wxTreeItemId id = AppendItem(idParent, str, image, imageSel,
1058 new MyTreeItemData(str));
1059
1060 if ( wxGetApp().ShowStates() )
1061 SetItemState(id, 0);
1062
1063 // and now we also set the expanded one (only for the folders)
1064 if ( hasChildren && wxGetApp().ShowImages() )
1065 {
1066 SetItemImage(id, TreeCtrlIcon_FolderOpened,
1067 wxTreeItemIcon_Expanded);
1068 }
1069
1070 // remember the last child for OnEnsureVisible()
1071 if ( !hasChildren && n == numChildren - 1 )
1072 {
1073 m_lastItem = id;
1074 }
1075
1076 AddItemsRecursively(id, numChildren, depth - 1, n + 1);
1077 }
1078 }
1079 //else: done!
1080}
1081
1082void MyTreeCtrl::AddTestItemsToTree(size_t numChildren,
1083 size_t depth)
1084{
1085 int image = wxGetApp().ShowImages() ? MyTreeCtrl::TreeCtrlIcon_Folder : -1;
1086 wxTreeItemId rootId = AddRoot(wxT("Root"),
1087 image, image,
1088 new MyTreeItemData(wxT("Root item")));
1089 if ( !HasFlag(wxTR_HIDE_ROOT) && image != -1 )
1090 {
1091 SetItemImage(rootId, TreeCtrlIcon_FolderOpened, wxTreeItemIcon_Expanded);
1092 }
1093
1094 AddItemsRecursively(rootId, numChildren, depth, 0);
1095
1096 // set some colours/fonts for testing
1097 if ( !HasFlag(wxTR_HIDE_ROOT) )
1098 SetItemFont(rootId, *wxITALIC_FONT);
1099
1100 wxTreeItemIdValue cookie;
1101 wxTreeItemId id = GetFirstChild(rootId, cookie);
1102 SetItemTextColour(id, *wxBLUE);
1103
1104 id = GetNextChild(rootId, cookie);
1105 id = GetNextChild(rootId, cookie);
1106 SetItemTextColour(id, *wxRED);
1107 SetItemBackgroundColour(id, *wxLIGHT_GREY);
1108}
1109
1110void MyTreeCtrl::GetItemsRecursively(const wxTreeItemId& idParent,
1111 wxTreeItemIdValue cookie)
1112{
1113 wxTreeItemId id;
1114
1115 if ( !cookie )
1116 id = GetFirstChild(idParent, cookie);
1117 else
1118 id = GetNextChild(idParent, cookie);
1119
1120 if ( !id.IsOk() )
1121 return;
1122
1123 wxString text = GetItemText(id);
1124 wxLogMessage(text);
1125
1126 if (ItemHasChildren(id))
1127 GetItemsRecursively(id);
1128
1129 GetItemsRecursively(idParent, cookie);
1130}
1131
1132void MyTreeCtrl::DoToggleIcon(const wxTreeItemId& item)
1133{
1134 int image = GetItemImage(item) == TreeCtrlIcon_Folder
1135 ? TreeCtrlIcon_File
1136 : TreeCtrlIcon_Folder;
1137 SetItemImage(item, image, wxTreeItemIcon_Normal);
1138
1139 image = GetItemImage(item, wxTreeItemIcon_Selected) == TreeCtrlIcon_FolderSelected
1140 ? TreeCtrlIcon_FileSelected
1141 : TreeCtrlIcon_FolderSelected;
1142 SetItemImage(item, image, wxTreeItemIcon_Selected);
1143}
1144
1145void MyTreeCtrl::DoToggleState(const wxTreeItemId& item)
1146{
1147 if ( m_alternateStates )
1148 {
1149 // sets random state unlike current
1150 int state = GetItemState(item);
1151 int nState;
1152
1153 srand (time(NULL));
1154 do {
1155 nState = rand() % GetStateImageList()->GetImageCount();
1156 } while (nState == state);
1157
1158 SetItemState(item, nState);
1159 }
1160 else
1161 {
1162 // we have only 2 checkbox states, so next state will be reversed
1163 SetItemState(item, wxTREE_ITEMSTATE_NEXT);
1164 }
1165}
1166
1167void MyTreeCtrl::DoResetBrokenStateImages(const wxTreeItemId& idParent,
1168 wxTreeItemIdValue cookie, int state)
1169{
1170 wxTreeItemId id;
1171
1172 if ( !cookie )
1173 id = GetFirstChild(idParent, cookie);
1174 else
1175 id = GetNextChild(idParent, cookie);
1176
1177 if ( !id.IsOk() )
1178 return;
1179
1180 int curState = GetItemState(id);
1181 if ( curState != wxTREE_ITEMSTATE_NONE && curState > state )
1182 SetItemState(id, state);
1183
1184 if (ItemHasChildren(id))
1185 DoResetBrokenStateImages(id, 0, state);
1186
1187 DoResetBrokenStateImages(idParent, cookie, state);
1188}
1189
1190void MyTreeCtrl::LogEvent(const wxChar *name, const wxTreeEvent& event)
1191{
1192 wxTreeItemId item = event.GetItem();
1193 wxString text;
1194 if ( item.IsOk() )
1195 text << _T('"') << GetItemText(item).c_str() << _T('"');
1196 else
1197 text = _T("invalid item");
1198 wxLogMessage(wxT("%s(%s)"), name, text.c_str());
1199}
1200
1201// avoid repetition
1202#define TREE_EVENT_HANDLER(name) \
1203void MyTreeCtrl::name(wxTreeEvent& event) \
1204{ \
1205 LogEvent(_T(#name), event); \
1206 SetLastItem(wxTreeItemId()); \
1207 event.Skip(); \
1208}
1209
1210TREE_EVENT_HANDLER(OnBeginRDrag)
1211TREE_EVENT_HANDLER(OnDeleteItem)
1212TREE_EVENT_HANDLER(OnGetInfo)
1213TREE_EVENT_HANDLER(OnSetInfo)
1214TREE_EVENT_HANDLER(OnItemExpanded)
1215TREE_EVENT_HANDLER(OnItemExpanding)
1216TREE_EVENT_HANDLER(OnItemCollapsed)
1217TREE_EVENT_HANDLER(OnSelChanged)
1218TREE_EVENT_HANDLER(OnSelChanging)
1219
1220#undef TREE_EVENT_HANDLER
1221
1222void LogKeyEvent(const wxChar *name, const wxKeyEvent& event)
1223{
1224 wxString key;
1225 long keycode = event.GetKeyCode();
1226 {
1227 switch ( keycode )
1228 {
1229 case WXK_BACK: key = wxT("BACK"); break;
1230 case WXK_TAB: key = wxT("TAB"); break;
1231 case WXK_RETURN: key = wxT("RETURN"); break;
1232 case WXK_ESCAPE: key = wxT("ESCAPE"); break;
1233 case WXK_SPACE: key = wxT("SPACE"); break;
1234 case WXK_DELETE: key = wxT("DELETE"); break;
1235 case WXK_START: key = wxT("START"); break;
1236 case WXK_LBUTTON: key = wxT("LBUTTON"); break;
1237 case WXK_RBUTTON: key = wxT("RBUTTON"); break;
1238 case WXK_CANCEL: key = wxT("CANCEL"); break;
1239 case WXK_MBUTTON: key = wxT("MBUTTON"); break;
1240 case WXK_CLEAR: key = wxT("CLEAR"); break;
1241 case WXK_SHIFT: key = wxT("SHIFT"); break;
1242 case WXK_ALT: key = wxT("ALT"); break;
1243 case WXK_CONTROL: key = wxT("CONTROL"); break;
1244 case WXK_MENU: key = wxT("MENU"); break;
1245 case WXK_PAUSE: key = wxT("PAUSE"); break;
1246 case WXK_CAPITAL: key = wxT("CAPITAL"); break;
1247 case WXK_END: key = wxT("END"); break;
1248 case WXK_HOME: key = wxT("HOME"); break;
1249 case WXK_LEFT: key = wxT("LEFT"); break;
1250 case WXK_UP: key = wxT("UP"); break;
1251 case WXK_RIGHT: key = wxT("RIGHT"); break;
1252 case WXK_DOWN: key = wxT("DOWN"); break;
1253 case WXK_SELECT: key = wxT("SELECT"); break;
1254 case WXK_PRINT: key = wxT("PRINT"); break;
1255 case WXK_EXECUTE: key = wxT("EXECUTE"); break;
1256 case WXK_SNAPSHOT: key = wxT("SNAPSHOT"); break;
1257 case WXK_INSERT: key = wxT("INSERT"); break;
1258 case WXK_HELP: key = wxT("HELP"); break;
1259 case WXK_NUMPAD0: key = wxT("NUMPAD0"); break;
1260 case WXK_NUMPAD1: key = wxT("NUMPAD1"); break;
1261 case WXK_NUMPAD2: key = wxT("NUMPAD2"); break;
1262 case WXK_NUMPAD3: key = wxT("NUMPAD3"); break;
1263 case WXK_NUMPAD4: key = wxT("NUMPAD4"); break;
1264 case WXK_NUMPAD5: key = wxT("NUMPAD5"); break;
1265 case WXK_NUMPAD6: key = wxT("NUMPAD6"); break;
1266 case WXK_NUMPAD7: key = wxT("NUMPAD7"); break;
1267 case WXK_NUMPAD8: key = wxT("NUMPAD8"); break;
1268 case WXK_NUMPAD9: key = wxT("NUMPAD9"); break;
1269 case WXK_MULTIPLY: key = wxT("MULTIPLY"); break;
1270 case WXK_ADD: key = wxT("ADD"); break;
1271 case WXK_SEPARATOR: key = wxT("SEPARATOR"); break;
1272 case WXK_SUBTRACT: key = wxT("SUBTRACT"); break;
1273 case WXK_DECIMAL: key = wxT("DECIMAL"); break;
1274 case WXK_DIVIDE: key = wxT("DIVIDE"); break;
1275 case WXK_F1: key = wxT("F1"); break;
1276 case WXK_F2: key = wxT("F2"); break;
1277 case WXK_F3: key = wxT("F3"); break;
1278 case WXK_F4: key = wxT("F4"); break;
1279 case WXK_F5: key = wxT("F5"); break;
1280 case WXK_F6: key = wxT("F6"); break;
1281 case WXK_F7: key = wxT("F7"); break;
1282 case WXK_F8: key = wxT("F8"); break;
1283 case WXK_F9: key = wxT("F9"); break;
1284 case WXK_F10: key = wxT("F10"); break;
1285 case WXK_F11: key = wxT("F11"); break;
1286 case WXK_F12: key = wxT("F12"); break;
1287 case WXK_F13: key = wxT("F13"); break;
1288 case WXK_F14: key = wxT("F14"); break;
1289 case WXK_F15: key = wxT("F15"); break;
1290 case WXK_F16: key = wxT("F16"); break;
1291 case WXK_F17: key = wxT("F17"); break;
1292 case WXK_F18: key = wxT("F18"); break;
1293 case WXK_F19: key = wxT("F19"); break;
1294 case WXK_F20: key = wxT("F20"); break;
1295 case WXK_F21: key = wxT("F21"); break;
1296 case WXK_F22: key = wxT("F22"); break;
1297 case WXK_F23: key = wxT("F23"); break;
1298 case WXK_F24: key = wxT("F24"); break;
1299 case WXK_NUMLOCK: key = wxT("NUMLOCK"); break;
1300 case WXK_SCROLL: key = wxT("SCROLL"); break;
1301 case WXK_PAGEUP: key = wxT("PAGEUP"); break;
1302 case WXK_PAGEDOWN: key = wxT("PAGEDOWN"); break;
1303 case WXK_NUMPAD_SPACE: key = wxT("NUMPAD_SPACE"); break;
1304 case WXK_NUMPAD_TAB: key = wxT("NUMPAD_TAB"); break;
1305 case WXK_NUMPAD_ENTER: key = wxT("NUMPAD_ENTER"); break;
1306 case WXK_NUMPAD_F1: key = wxT("NUMPAD_F1"); break;
1307 case WXK_NUMPAD_F2: key = wxT("NUMPAD_F2"); break;
1308 case WXK_NUMPAD_F3: key = wxT("NUMPAD_F3"); break;
1309 case WXK_NUMPAD_F4: key = wxT("NUMPAD_F4"); break;
1310 case WXK_NUMPAD_HOME: key = wxT("NUMPAD_HOME"); break;
1311 case WXK_NUMPAD_LEFT: key = wxT("NUMPAD_LEFT"); break;
1312 case WXK_NUMPAD_UP: key = wxT("NUMPAD_UP"); break;
1313 case WXK_NUMPAD_RIGHT: key = wxT("NUMPAD_RIGHT"); break;
1314 case WXK_NUMPAD_DOWN: key = wxT("NUMPAD_DOWN"); break;
1315 case WXK_NUMPAD_PAGEUP: key = wxT("NUMPAD_PAGEUP"); break;
1316 case WXK_NUMPAD_PAGEDOWN: key = wxT("NUMPAD_PAGEDOWN"); break;
1317 case WXK_NUMPAD_END: key = wxT("NUMPAD_END"); break;
1318 case WXK_NUMPAD_BEGIN: key = wxT("NUMPAD_BEGIN"); break;
1319 case WXK_NUMPAD_INSERT: key = wxT("NUMPAD_INSERT"); break;
1320 case WXK_NUMPAD_DELETE: key = wxT("NUMPAD_DELETE"); break;
1321 case WXK_NUMPAD_EQUAL: key = wxT("NUMPAD_EQUAL"); break;
1322 case WXK_NUMPAD_MULTIPLY: key = wxT("NUMPAD_MULTIPLY"); break;
1323 case WXK_NUMPAD_ADD: key = wxT("NUMPAD_ADD"); break;
1324 case WXK_NUMPAD_SEPARATOR: key = wxT("NUMPAD_SEPARATOR"); break;
1325 case WXK_NUMPAD_SUBTRACT: key = wxT("NUMPAD_SUBTRACT"); break;
1326 case WXK_NUMPAD_DECIMAL: key = wxT("NUMPAD_DECIMAL"); break;
1327
1328 default:
1329 {
1330 if ( keycode < 128 && wxIsprint((int)keycode) )
1331 key.Printf(wxT("'%c'"), (char)keycode);
1332 else if ( keycode > 0 && keycode < 27 )
1333 key.Printf(_("Ctrl-%c"), wxT('A') + keycode - 1);
1334 else
1335 key.Printf(wxT("unknown (%ld)"), keycode);
1336 }
1337 }
1338 }
1339
1340 wxLogMessage( wxT("%s event: %s (flags = %c%c%c%c)"),
1341 name,
1342 key.c_str(),
1343 event.ControlDown() ? wxT('C') : wxT('-'),
1344 event.AltDown() ? wxT('A') : wxT('-'),
1345 event.ShiftDown() ? wxT('S') : wxT('-'),
1346 event.MetaDown() ? wxT('M') : wxT('-'));
1347}
1348
1349void MyTreeCtrl::OnTreeKeyDown(wxTreeEvent& event)
1350{
1351 LogKeyEvent(wxT("Tree key down "), event.GetKeyEvent());
1352
1353 event.Skip();
1354}
1355
1356void MyTreeCtrl::OnBeginDrag(wxTreeEvent& event)
1357{
1358 // need to explicitly allow drag
1359 if ( event.GetItem() != GetRootItem() )
1360 {
1361 m_draggedItem = event.GetItem();
1362
1363 wxPoint clientpt = event.GetPoint();
1364 wxPoint screenpt = ClientToScreen(clientpt);
1365
1366 wxLogMessage(wxT("OnBeginDrag: started dragging %s at screen coords (%i,%i)"),
1367 GetItemText(m_draggedItem).c_str(),
1368 screenpt.x, screenpt.y);
1369
1370 event.Allow();
1371 }
1372 else
1373 {
1374 wxLogMessage(wxT("OnBeginDrag: this item can't be dragged."));
1375 }
1376}
1377
1378void MyTreeCtrl::OnEndDrag(wxTreeEvent& event)
1379{
1380 wxTreeItemId itemSrc = m_draggedItem,
1381 itemDst = event.GetItem();
1382 m_draggedItem = (wxTreeItemId)0l;
1383
1384 // where to copy the item?
1385 if ( itemDst.IsOk() && !ItemHasChildren(itemDst) )
1386 {
1387 // copy to the parent then
1388 itemDst = GetItemParent(itemDst);
1389 }
1390
1391 if ( !itemDst.IsOk() )
1392 {
1393 wxLogMessage(wxT("OnEndDrag: can't drop here."));
1394
1395 return;
1396 }
1397
1398 wxString text = GetItemText(itemSrc);
1399 wxLogMessage(wxT("OnEndDrag: '%s' copied to '%s'."),
1400 text.c_str(), GetItemText(itemDst).c_str());
1401
1402 // just do append here - we could also insert it just before/after the item
1403 // on which it was dropped, but this requires slightly more work... we also
1404 // completely ignore the client data and icon of the old item but could
1405 // copy them as well.
1406 //
1407 // Finally, we only copy one item here but we might copy the entire tree if
1408 // we were dragging a folder.
1409 int image = wxGetApp().ShowImages() ? TreeCtrlIcon_File : -1;
1410 wxTreeItemId id = AppendItem(itemDst, text, image);
1411
1412 if ( wxGetApp().ShowStates() )
1413 SetItemState(id, GetItemState(itemSrc));
1414}
1415
1416void MyTreeCtrl::OnBeginLabelEdit(wxTreeEvent& event)
1417{
1418 wxLogMessage(wxT("OnBeginLabelEdit"));
1419
1420 // for testing, prevent this item's label editing
1421 wxTreeItemId itemId = event.GetItem();
1422 if ( IsTestItem(itemId) )
1423 {
1424 wxMessageBox(wxT("You can't edit this item."));
1425
1426 event.Veto();
1427 }
1428 else if ( itemId == GetRootItem() )
1429 {
1430 // test that it is possible to change the text of the item being edited
1431 SetItemText(itemId, _T("Editing root item"));
1432 }
1433}
1434
1435void MyTreeCtrl::OnEndLabelEdit(wxTreeEvent& event)
1436{
1437 wxLogMessage(wxT("OnEndLabelEdit"));
1438
1439 // don't allow anything except letters in the labels
1440 if ( !event.GetLabel().IsWord() )
1441 {
1442 wxMessageBox(wxT("The new label should be a single word."));
1443
1444 event.Veto();
1445 }
1446}
1447
1448void MyTreeCtrl::OnItemCollapsing(wxTreeEvent& event)
1449{
1450 wxLogMessage(wxT("OnItemCollapsing"));
1451
1452 // for testing, prevent the user from collapsing the first child folder
1453 wxTreeItemId itemId = event.GetItem();
1454 if ( IsTestItem(itemId) )
1455 {
1456 wxMessageBox(wxT("You can't collapse this item."));
1457
1458 event.Veto();
1459 }
1460}
1461
1462void MyTreeCtrl::OnItemActivated(wxTreeEvent& event)
1463{
1464 // show some info about this item
1465 wxTreeItemId itemId = event.GetItem();
1466 MyTreeItemData *item = (MyTreeItemData *)GetItemData(itemId);
1467
1468 if ( item != NULL )
1469 {
1470 item->ShowInfo(this);
1471 }
1472
1473 wxLogMessage(wxT("OnItemActivated"));
1474}
1475
1476void MyTreeCtrl::OnItemStateClick(wxTreeEvent& event)
1477{
1478 // toggle item state
1479 wxTreeItemId itemId = event.GetItem();
1480 DoToggleState(itemId);
1481
1482 wxLogMessage(wxT("Item \"%s\" state changed to %d"),
1483 GetItemText(itemId), GetItemState(itemId));
1484}
1485
1486void MyTreeCtrl::OnItemMenu(wxTreeEvent& event)
1487{
1488 wxTreeItemId itemId = event.GetItem();
1489 MyTreeItemData *item = itemId.IsOk() ? (MyTreeItemData *)GetItemData(itemId)
1490 : NULL;
1491 wxPoint clientpt = event.GetPoint();
1492 wxPoint screenpt = ClientToScreen(clientpt);
1493
1494 wxLogMessage(wxT("OnItemMenu for item \"%s\" at screen coords (%i, %i)"),
1495 item ? item->GetDesc() : _T(""), screenpt.x, screenpt.y);
1496
1497 ShowMenu(itemId, clientpt);
1498 event.Skip();
1499}
1500
1501void MyTreeCtrl::OnContextMenu(wxContextMenuEvent& event)
1502{
1503 wxPoint pt = event.GetPosition();
1504
1505 wxLogMessage(wxT("OnContextMenu at screen coords (%i, %i)"), pt.x, pt.y);
1506
1507 event.Skip();
1508}
1509
1510void MyTreeCtrl::ShowMenu(wxTreeItemId id, const wxPoint& pt)
1511{
1512 wxString title;
1513 if ( id.IsOk() )
1514 {
1515 title << wxT("Menu for ") << GetItemText(id);
1516 }
1517 else
1518 {
1519 title = wxT("Menu for no particular item");
1520 }
1521
1522#if wxUSE_MENUS
1523 wxMenu menu(title);
1524 menu.Append(TreeTest_About, wxT("&About..."));
1525 menu.AppendSeparator();
1526 menu.Append(TreeTest_Highlight, wxT("&Highlight item"));
1527 menu.Append(TreeTest_Dump, wxT("&Dump"));
1528
1529 PopupMenu(&menu, pt);
1530#endif // wxUSE_MENUS
1531}
1532
1533void MyTreeCtrl::OnItemRClick(wxTreeEvent& event)
1534{
1535 wxTreeItemId itemId = event.GetItem();
1536 MyTreeItemData *item = itemId.IsOk() ? (MyTreeItemData *)GetItemData(itemId)
1537 : NULL;
1538
1539 wxLogMessage(wxT("Item \"%s\" right clicked"), item ? item->GetDesc()
1540 : _T(""));
1541
1542 event.Skip();
1543}
1544
1545void MyTreeCtrl::OnRMouseDown(wxMouseEvent& event)
1546{
1547 wxLogMessage(wxT("Right mouse button down"));
1548
1549 event.Skip();
1550}
1551
1552void MyTreeCtrl::OnRMouseUp(wxMouseEvent& event)
1553{
1554 wxLogMessage(wxT("Right mouse button up"));
1555
1556 event.Skip();
1557}
1558
1559void MyTreeCtrl::OnRMouseDClick(wxMouseEvent& event)
1560{
1561 wxTreeItemId id = HitTest(event.GetPosition());
1562 if ( !id )
1563 wxLogMessage(wxT("No item under mouse"));
1564 else
1565 {
1566 MyTreeItemData *item = (MyTreeItemData *)GetItemData(id);
1567 if ( item )
1568 wxLogMessage(wxT("Item '%s' under mouse"), item->GetDesc());
1569 }
1570
1571 event.Skip();
1572}
1573
1574static inline const wxChar *Bool2String(bool b)
1575{
1576 return b ? wxT("") : wxT("not ");
1577}
1578
1579void MyTreeItemData::ShowInfo(wxTreeCtrl *tree)
1580{
1581 wxLogMessage(wxT("Item '%s': %sselected, %sexpanded, %sbold,\n")
1582 wxT("%u children (%u immediately under this item)."),
1583 m_desc.c_str(),
1584 Bool2String(tree->IsSelected(GetId())),
1585 Bool2String(tree->IsExpanded(GetId())),
1586 Bool2String(tree->IsBold(GetId())),
1587 unsigned(tree->GetChildrenCount(GetId())),
1588 unsigned(tree->GetChildrenCount(GetId(), false)));
1589}
wxWidgets (Impactor)