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