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[wxWidgets.git] / samples / menu / menu.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: samples/menu.cpp
3 // Purpose: wxMenu/wxMenuBar sample
4 // Author: Vadim Zeitlin
5 // Modified by:
6 // Created: 01.11.99
7 // RCS-ID: $Id$
8 // Copyright: (c) 1999 Vadim Zeitlin
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 // For compilers that support precompilation, includes "wx/wx.h".
21 #include "wx/wxprec.h"
22
23 #ifdef __BORLANDC__
24 #pragma hdrstop
25 #endif
26
27 #ifndef WX_PRECOMP
28 #include "wx/app.h"
29 #include "wx/frame.h"
30 #include "wx/menu.h"
31 #include "wx/msgdlg.h"
32 #include "wx/log.h"
33 #include "wx/textctrl.h"
34 #include "wx/textdlg.h"
35 #endif
36
37 #if !wxUSE_MENUS
38 // nice try...
39 #error "menu sample requires wxUSE_MENUS=1"
40 #endif // wxUSE_MENUS
41
42 // not all ports have support for EVT_CONTEXT_MENU yet, don't define
43 // USE_CONTEXT_MENU for those which don't
44 #if defined(__WXMOTIF__) || defined(__WXPM__) || defined(__WXX11__) || defined(__WXMGL__)
45 #define USE_CONTEXT_MENU 0
46 #else
47 #define USE_CONTEXT_MENU 1
48 #endif
49
50 // this sample is usefull when new port is developed
51 // and usually new port has majority of flags turned off
52 #if wxUSE_LOG && wxUSE_TEXTCTRL
53 #define USE_LOG_WINDOW 1
54 #else
55 #define USE_LOG_WINDOW 0
56 #endif
57
58 #if wxUSE_OWNER_DRAWN || defined(__WXGTK__)
59 #include "copy.xpm"
60 #endif
61
62 // ----------------------------------------------------------------------------
63 // classes
64 // ----------------------------------------------------------------------------
65
66 // Define a new application
67 class MyApp: public wxApp
68 {
69 public:
70 bool OnInit();
71 };
72
73 // Define a new frame
74 class MyFrame: public wxFrame
75 {
76 public:
77 MyFrame();
78
79 virtual ~MyFrame();
80
81 void LogMenuEvent(const wxCommandEvent& event);
82
83 protected:
84 void OnQuit(wxCommandEvent& event);
85 #if USE_LOG_WINDOW
86 void OnClearLog(wxCommandEvent& event);
87 void OnClearLogUpdateUI(wxUpdateUIEvent& event);
88 #endif // USE_LOG_WINDOW
89
90 void OnAbout(wxCommandEvent& event);
91
92 void OnDummy(wxCommandEvent& event);
93
94 void OnAppendMenuItem(wxCommandEvent& event);
95 void OnAppendSubMenu(wxCommandEvent& event);
96 void OnDeleteMenuItem(wxCommandEvent& event);
97 void OnInsertMenuItem(wxCommandEvent& event);
98 void OnCheckMenuItem(wxCommandEvent& event);
99 void OnEnableMenuItem(wxCommandEvent& event);
100 void OnGetLabelMenuItem(wxCommandEvent& event);
101 #if wxUSE_TEXTDLG
102 void OnSetLabelMenuItem(wxCommandEvent& event);
103 #endif
104 void OnGetMenuItemInfo(wxCommandEvent& event);
105 #if wxUSE_TEXTDLG
106 void OnFindMenuItem(wxCommandEvent& event);
107 #endif
108
109 void OnAppendMenu(wxCommandEvent& event);
110 void OnInsertMenu(wxCommandEvent& event);
111 void OnDeleteMenu(wxCommandEvent& event);
112 void OnToggleMenu(wxCommandEvent& event);
113 void OnEnableMenu(wxCommandEvent& event);
114 void OnGetLabelMenu(wxCommandEvent& event);
115 void OnSetLabelMenu(wxCommandEvent& event);
116 #if wxUSE_TEXTDLG
117 void OnFindMenu(wxCommandEvent& event);
118 #endif
119
120 void OnTestNormal(wxCommandEvent& event);
121 void OnTestCheck(wxCommandEvent& event);
122 void OnTestRadio(wxCommandEvent& event);
123
124 void OnUpdateSubMenuNormal(wxUpdateUIEvent& event);
125 void OnUpdateSubMenuCheck(wxUpdateUIEvent& event);
126 void OnUpdateSubMenuRadio(wxUpdateUIEvent& event);
127
128 #if USE_CONTEXT_MENU
129 void OnContextMenu(wxContextMenuEvent& event);
130 #else
131 void OnRightUp(wxMouseEvent& event)
132 { ShowContextMenu(event.GetPosition()); }
133 #endif
134
135 void OnMenuOpen(wxMenuEvent& event)
136 {
137 #if USE_LOG_WINDOW
138 LogMenuOpenOrClose(event, _T("opened")); event.Skip();
139 #endif
140 }
141 void OnMenuClose(wxMenuEvent& event)
142 {
143 #if USE_LOG_WINDOW
144 LogMenuOpenOrClose(event, _T("closed")); event.Skip();
145 #endif
146 }
147
148 void OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event);
149
150 void OnSize(wxSizeEvent& event);
151
152 private:
153 void LogMenuOpenOrClose(const wxMenuEvent& event, const wxChar *what);
154 void ShowContextMenu(const wxPoint& pos);
155
156 wxMenu *CreateDummyMenu(wxString *title);
157
158 wxMenuItem *GetLastMenuItem() const;
159
160 // the menu previously detached from the menubar (may be NULL)
161 wxMenu *m_menu;
162
163 // the count of dummy menus already created
164 size_t m_countDummy;
165
166 #if USE_LOG_WINDOW
167 // the control used for logging
168 wxTextCtrl *m_textctrl;
169 #endif
170
171 // the previous log target
172 wxLog *m_logOld;
173
174 DECLARE_EVENT_TABLE()
175 };
176
177 // A small helper class which intercepts all menu events and logs them
178 class MyEvtHandler : public wxEvtHandler
179 {
180 public:
181 MyEvtHandler(MyFrame *frame) { m_frame = frame; }
182
183 void OnMenuEvent(wxCommandEvent& event)
184 {
185 m_frame->LogMenuEvent(event);
186
187 event.Skip();
188 }
189
190 private:
191 MyFrame *m_frame;
192
193 DECLARE_EVENT_TABLE()
194 };
195
196 // ----------------------------------------------------------------------------
197 // constants
198 // ----------------------------------------------------------------------------
199
200 enum
201 {
202 Menu_File_Quit = wxID_EXIT,
203 #if USE_LOG_WINDOW
204 Menu_File_ClearLog = 100,
205 #endif
206
207 Menu_MenuBar_Toggle = 200,
208 Menu_MenuBar_Append,
209 Menu_MenuBar_Insert,
210 Menu_MenuBar_Delete,
211 Menu_MenuBar_Enable,
212 Menu_MenuBar_GetLabel,
213 #if wxUSE_TEXTDLG
214 Menu_MenuBar_SetLabel,
215 Menu_MenuBar_FindMenu,
216 #endif
217
218 Menu_Menu_Append = 300,
219 Menu_Menu_AppendSub,
220 Menu_Menu_Insert,
221 Menu_Menu_Delete,
222 Menu_Menu_Enable,
223 Menu_Menu_Check,
224 Menu_Menu_GetLabel,
225 #if wxUSE_TEXTDLG
226 Menu_Menu_SetLabel,
227 #endif
228 Menu_Menu_GetInfo,
229 #if wxUSE_TEXTDLG
230 Menu_Menu_FindItem,
231 #endif
232
233 Menu_Test_Normal = 400,
234 Menu_Test_Check,
235 Menu_Test_Radio1,
236 Menu_Test_Radio2,
237 Menu_Test_Radio3,
238
239 Menu_SubMenu = 450,
240 Menu_SubMenu_Normal,
241 Menu_SubMenu_Check,
242 Menu_SubMenu_Radio1,
243 Menu_SubMenu_Radio2,
244 Menu_SubMenu_Radio3,
245
246 Menu_Dummy_First = 500,
247 Menu_Dummy_Second,
248 Menu_Dummy_Third,
249 Menu_Dummy_Fourth,
250 Menu_Dummy_Last,
251
252 Menu_Help_About = wxID_ABOUT,
253
254 Menu_Popup_ToBeDeleted = 2000,
255 Menu_Popup_ToBeGreyed,
256 Menu_Popup_ToBeChecked,
257 Menu_Popup_Submenu,
258
259 Menu_PopupChoice,
260
261 Menu_Max
262 };
263
264 // ----------------------------------------------------------------------------
265 // event tables
266 // ----------------------------------------------------------------------------
267
268 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
269 EVT_MENU(Menu_File_Quit, MyFrame::OnQuit)
270 #if USE_LOG_WINDOW
271 EVT_MENU(Menu_File_ClearLog, MyFrame::OnClearLog)
272 EVT_UPDATE_UI(Menu_File_ClearLog, MyFrame::OnClearLogUpdateUI)
273 #endif
274
275 EVT_MENU(Menu_Help_About, MyFrame::OnAbout)
276
277 EVT_MENU(Menu_MenuBar_Toggle, MyFrame::OnToggleMenu)
278 EVT_MENU(Menu_MenuBar_Append, MyFrame::OnAppendMenu)
279 EVT_MENU(Menu_MenuBar_Insert, MyFrame::OnInsertMenu)
280 EVT_MENU(Menu_MenuBar_Delete, MyFrame::OnDeleteMenu)
281 EVT_MENU(Menu_MenuBar_Enable, MyFrame::OnEnableMenu)
282 EVT_MENU(Menu_MenuBar_GetLabel, MyFrame::OnGetLabelMenu)
283 #if wxUSE_TEXTDLG
284 EVT_MENU(Menu_MenuBar_SetLabel, MyFrame::OnSetLabelMenu)
285 EVT_MENU(Menu_MenuBar_FindMenu, MyFrame::OnFindMenu)
286 #endif
287
288 EVT_MENU(Menu_Menu_Append, MyFrame::OnAppendMenuItem)
289 EVT_MENU(Menu_Menu_AppendSub, MyFrame::OnAppendSubMenu)
290 EVT_MENU(Menu_Menu_Insert, MyFrame::OnInsertMenuItem)
291 EVT_MENU(Menu_Menu_Delete, MyFrame::OnDeleteMenuItem)
292 EVT_MENU(Menu_Menu_Enable, MyFrame::OnEnableMenuItem)
293 EVT_MENU(Menu_Menu_Check, MyFrame::OnCheckMenuItem)
294 EVT_MENU(Menu_Menu_GetLabel, MyFrame::OnGetLabelMenuItem)
295 #if wxUSE_TEXTDLG
296 EVT_MENU(Menu_Menu_SetLabel, MyFrame::OnSetLabelMenuItem)
297 #endif
298 EVT_MENU(Menu_Menu_GetInfo, MyFrame::OnGetMenuItemInfo)
299 #if wxUSE_TEXTDLG
300 EVT_MENU(Menu_Menu_FindItem, MyFrame::OnFindMenuItem)
301 #endif
302
303 EVT_MENU(Menu_Test_Normal, MyFrame::OnTestNormal)
304 EVT_MENU(Menu_Test_Check, MyFrame::OnTestCheck)
305 EVT_MENU(Menu_Test_Radio1, MyFrame::OnTestRadio)
306 EVT_MENU(Menu_Test_Radio2, MyFrame::OnTestRadio)
307 EVT_MENU(Menu_Test_Radio3, MyFrame::OnTestRadio)
308
309 EVT_UPDATE_UI(Menu_SubMenu_Normal, MyFrame::OnUpdateSubMenuNormal)
310 EVT_UPDATE_UI(Menu_SubMenu_Check, MyFrame::OnUpdateSubMenuCheck)
311 EVT_UPDATE_UI(Menu_SubMenu_Radio1, MyFrame::OnUpdateSubMenuRadio)
312 EVT_UPDATE_UI(Menu_SubMenu_Radio2, MyFrame::OnUpdateSubMenuRadio)
313 EVT_UPDATE_UI(Menu_SubMenu_Radio3, MyFrame::OnUpdateSubMenuRadio)
314
315 EVT_MENU_RANGE(Menu_Dummy_First, Menu_Dummy_Last, MyFrame::OnDummy)
316
317 EVT_UPDATE_UI(Menu_Menu_Check, MyFrame::OnUpdateCheckMenuItemUI)
318
319 #if USE_CONTEXT_MENU
320 EVT_CONTEXT_MENU(MyFrame::OnContextMenu)
321 #else
322 EVT_RIGHT_UP(MyFrame::OnRightUp)
323 #endif
324
325 EVT_MENU_OPEN(MyFrame::OnMenuOpen)
326 EVT_MENU_CLOSE(MyFrame::OnMenuClose)
327
328 EVT_SIZE(MyFrame::OnSize)
329 END_EVENT_TABLE()
330
331 BEGIN_EVENT_TABLE(MyEvtHandler, wxEvtHandler)
332 EVT_MENU(wxID_ANY, MyEvtHandler::OnMenuEvent)
333 END_EVENT_TABLE()
334
335 // ============================================================================
336 // implementation
337 // ============================================================================
338
339 // ----------------------------------------------------------------------------
340 // MyApp
341 // ----------------------------------------------------------------------------
342
343 IMPLEMENT_APP(MyApp)
344
345 // The `main program' equivalent, creating the windows and returning the
346 // main frame
347 bool MyApp::OnInit()
348 {
349 if ( !wxApp::OnInit() )
350 return false;
351
352 // Create the main frame window
353 MyFrame* frame = new MyFrame;
354
355 frame->Show(true);
356
357 #if wxUSE_STATUSBAR
358 frame->SetStatusText(_T("Welcome to wxWidgets menu sample"));
359 #endif // wxUSE_STATUSBAR
360
361 SetTopWindow(frame);
362
363 return true;
364 }
365
366 // ----------------------------------------------------------------------------
367 // MyFrame
368 // ----------------------------------------------------------------------------
369
370 // Define my frame constructor
371 MyFrame::MyFrame()
372 : wxFrame((wxFrame *)NULL, wxID_ANY, _T("wxWidgets menu sample"))
373 {
374 #if USE_LOG_WINDOW
375 m_textctrl = NULL;
376 #endif
377 m_menu = NULL;
378 m_countDummy = 0;
379 m_logOld = NULL;
380
381 #if wxUSE_STATUSBAR
382 CreateStatusBar();
383 #endif // wxUSE_STATUSBAR
384
385 // create the menubar
386 wxMenu *fileMenu = new wxMenu;
387
388 wxMenu *stockSubMenu = new wxMenu;
389 stockSubMenu->Append(wxID_ADD);
390 stockSubMenu->Append(wxID_APPLY);
391 stockSubMenu->Append(wxID_BACKWARD);
392 stockSubMenu->Append(wxID_BOLD);
393 stockSubMenu->Append(wxID_BOTTOM);
394 stockSubMenu->Append(wxID_CANCEL);
395 stockSubMenu->Append(wxID_CDROM);
396 stockSubMenu->Append(wxID_CLEAR);
397 stockSubMenu->Append(wxID_CLOSE);
398 stockSubMenu->Append(wxID_CONVERT);
399 stockSubMenu->Append(wxID_COPY);
400 stockSubMenu->Append(wxID_CUT);
401 stockSubMenu->Append(wxID_DELETE);
402 stockSubMenu->Append(wxID_DOWN);
403 stockSubMenu->Append(wxID_EXECUTE);
404 stockSubMenu->Append(wxID_EXIT);
405 stockSubMenu->Append(wxID_FIND);
406 stockSubMenu->Append(wxID_FIRST);
407 stockSubMenu->Append(wxID_FLOPPY);
408 stockSubMenu->Append(wxID_FORWARD);
409 stockSubMenu->Append(wxID_HARDDISK);
410 stockSubMenu->Append(wxID_HELP);
411 stockSubMenu->Append(wxID_HOME);
412 stockSubMenu->Append(wxID_INDENT);
413 stockSubMenu->Append(wxID_INDEX);
414 stockSubMenu->Append(wxID_INFO);
415 stockSubMenu->Append(wxID_ITALIC);
416 stockSubMenu->Append(wxID_JUMP_TO);
417 stockSubMenu->Append(wxID_JUSTIFY_CENTER);
418 stockSubMenu->Append(wxID_JUSTIFY_FILL);
419 stockSubMenu->Append(wxID_JUSTIFY_LEFT);
420 stockSubMenu->Append(wxID_JUSTIFY_RIGHT);
421 stockSubMenu->Append(wxID_LAST);
422 stockSubMenu->Append(wxID_NETWORK);
423 stockSubMenu->Append(wxID_NEW);
424 stockSubMenu->Append(wxID_NO);
425 stockSubMenu->Append(wxID_OK);
426 stockSubMenu->Append(wxID_OPEN);
427 stockSubMenu->Append(wxID_PASTE);
428 stockSubMenu->Append(wxID_PREFERENCES);
429 stockSubMenu->Append(wxID_PREVIEW);
430 stockSubMenu->Append(wxID_PRINT);
431 stockSubMenu->Append(wxID_PROPERTIES);
432 stockSubMenu->Append(wxID_REDO);
433 stockSubMenu->Append(wxID_REFRESH);
434 stockSubMenu->Append(wxID_REMOVE);
435 stockSubMenu->Append(wxID_REPLACE);
436 stockSubMenu->Append(wxID_REVERT_TO_SAVED);
437 stockSubMenu->Append(wxID_SAVE);
438 stockSubMenu->Append(wxID_SAVEAS);
439 stockSubMenu->Append(wxID_SELECT_COLOR);
440 stockSubMenu->Append(wxID_SELECT_FONT);
441 stockSubMenu->Append(wxID_SORT_ASCENDING);
442 stockSubMenu->Append(wxID_SORT_DESCENDING);
443 stockSubMenu->Append(wxID_SPELL_CHECK);
444 stockSubMenu->Append(wxID_STOP);
445 stockSubMenu->Append(wxID_STRIKETHROUGH);
446 stockSubMenu->Append(wxID_TOP);
447 stockSubMenu->Append(wxID_UNDELETE);
448 stockSubMenu->Append(wxID_UNDERLINE);
449 stockSubMenu->Append(wxID_UNDO);
450 stockSubMenu->Append(wxID_UNINDENT);
451 stockSubMenu->Append(wxID_UP);
452 stockSubMenu->Append(wxID_YES);
453 stockSubMenu->Append(wxID_ZOOM_100);
454 stockSubMenu->Append(wxID_ZOOM_FIT);
455 stockSubMenu->Append(wxID_ZOOM_IN);
456 stockSubMenu->Append(wxID_ZOOM_OUT);
457 fileMenu->AppendSubMenu(stockSubMenu, _T("&Standard items demo"));
458
459 #if USE_LOG_WINDOW
460 wxMenuItem *item = new wxMenuItem(fileMenu, Menu_File_ClearLog,
461 _T("Clear &log\tCtrl-L"));
462 #if wxUSE_OWNER_DRAWN || defined(__WXGTK__)
463 item->SetBitmap(copy_xpm);
464 #endif
465 fileMenu->Append(item);
466 fileMenu->AppendSeparator();
467 #endif // USE_LOG_WINDOW
468
469 fileMenu->Append(Menu_File_Quit, _T("E&xit\tAlt-X"), _T("Quit menu sample"));
470
471 wxMenu *menubarMenu = new wxMenu;
472 menubarMenu->Append(Menu_MenuBar_Append, _T("&Append menu\tCtrl-A"),
473 _T("Append a menu to the menubar"));
474 menubarMenu->Append(Menu_MenuBar_Insert, _T("&Insert menu\tCtrl-I"),
475 _T("Insert a menu into the menubar"));
476 menubarMenu->Append(Menu_MenuBar_Delete, _T("&Delete menu\tCtrl-D"),
477 _T("Delete the last menu from the menubar"));
478 menubarMenu->Append(Menu_MenuBar_Toggle, _T("&Toggle menu\tCtrl-T"),
479 _T("Toggle the first menu in the menubar"), true);
480 menubarMenu->AppendSeparator();
481 menubarMenu->Append(Menu_MenuBar_Enable, _T("&Enable menu\tCtrl-E"),
482 _T("Enable or disable the last menu"), true);
483 menubarMenu->AppendSeparator();
484 menubarMenu->Append(Menu_MenuBar_GetLabel, _T("&Get menu label\tCtrl-G"),
485 _T("Get the label of the last menu"));
486 #if wxUSE_TEXTDLG
487 menubarMenu->Append(Menu_MenuBar_SetLabel, _T("&Set menu label\tCtrl-S"),
488 _T("Change the label of the last menu"));
489 menubarMenu->AppendSeparator();
490 menubarMenu->Append(Menu_MenuBar_FindMenu, _T("&Find menu from label\tCtrl-F"),
491 _T("Find a menu by searching for its label"));
492 #endif
493
494 wxMenu* subMenu = new wxMenu;
495 subMenu->Append(Menu_SubMenu_Normal, _T("&Normal submenu item"), _T("Disabled submenu item"));
496 subMenu->AppendCheckItem(Menu_SubMenu_Check, _T("&Check submenu item"), _T("Check submenu item"));
497 subMenu->AppendRadioItem(Menu_SubMenu_Radio1, _T("Radio item &1"), _T("Radio item"));
498 subMenu->AppendRadioItem(Menu_SubMenu_Radio2, _T("Radio item &2"), _T("Radio item"));
499 subMenu->AppendRadioItem(Menu_SubMenu_Radio3, _T("Radio item &3"), _T("Radio item"));
500
501 menubarMenu->Append(Menu_SubMenu, _T("Submenu"), subMenu);
502
503 wxMenu *menuMenu = new wxMenu;
504 menuMenu->Append(Menu_Menu_Append, _T("&Append menu item\tAlt-A"),
505 _T("Append a menu item to the last menu"));
506 menuMenu->Append(Menu_Menu_AppendSub, _T("&Append sub menu\tAlt-S"),
507 _T("Append a sub menu to the last menu"));
508 menuMenu->Append(Menu_Menu_Insert, _T("&Insert menu item\tAlt-I"),
509 _T("Insert a menu item in head of the last menu"));
510 menuMenu->Append(Menu_Menu_Delete, _T("&Delete menu item\tAlt-D"),
511 _T("Delete the last menu item from the last menu"));
512 menuMenu->AppendSeparator();
513 menuMenu->Append(Menu_Menu_Enable, _T("&Enable menu item\tAlt-E"),
514 _T("Enable or disable the last menu item"), true);
515 menuMenu->Append(Menu_Menu_Check, _T("&Check menu item\tAlt-C"),
516 _T("Check or uncheck the last menu item"), true);
517 menuMenu->AppendSeparator();
518 menuMenu->Append(Menu_Menu_GetInfo, _T("Get menu item in&fo\tAlt-F"),
519 _T("Show the state of the last menu item"));
520 #if wxUSE_TEXTDLG
521 menuMenu->Append(Menu_Menu_SetLabel, _T("Set menu item label\tAlt-L"),
522 _T("Set the label of a menu item"));
523 #endif
524 #if wxUSE_TEXTDLG
525 menuMenu->AppendSeparator();
526 menuMenu->Append(Menu_Menu_FindItem, _T("Find menu item from label"),
527 _T("Find a menu item by searching for its label"));
528 #endif
529
530 wxMenu *testMenu = new wxMenu;
531 testMenu->Append(Menu_Test_Normal, _T("&Normal item"));
532 testMenu->AppendSeparator();
533 testMenu->AppendCheckItem(Menu_Test_Check, _T("&Check item"));
534 testMenu->AppendSeparator();
535 testMenu->AppendRadioItem(Menu_Test_Radio1, _T("Radio item &1"));
536 testMenu->AppendRadioItem(Menu_Test_Radio2, _T("Radio item &2"));
537 testMenu->AppendRadioItem(Menu_Test_Radio3, _T("Radio item &3"));
538
539 wxMenu *helpMenu = new wxMenu;
540 helpMenu->Append(Menu_Help_About, _T("&About\tF1"), _T("About menu sample"));
541
542 wxMenuBar* menuBar = new wxMenuBar( wxMB_DOCKABLE );
543
544 menuBar->Append(fileMenu, _T("&File"));
545 menuBar->Append(menubarMenu, _T("Menu&bar"));
546 menuBar->Append(menuMenu, _T("&Menu"));
547 menuBar->Append(testMenu, _T("&Test"));
548 menuBar->Append(helpMenu, _T("&Help"));
549
550 // these items should be initially checked
551 menuBar->Check(Menu_MenuBar_Toggle, true);
552 menuBar->Check(Menu_MenuBar_Enable, true);
553 menuBar->Check(Menu_Menu_Enable, true);
554 menuBar->Check(Menu_Menu_Check, false);
555
556 // associate the menu bar with the frame
557 SetMenuBar(menuBar);
558
559 // intercept all menu events and log them in this custom event handler
560 PushEventHandler(new MyEvtHandler(this));
561
562 #if USE_LOG_WINDOW
563 // create the log text window
564 m_textctrl = new wxTextCtrl(this, wxID_ANY, wxEmptyString,
565 wxDefaultPosition, wxDefaultSize,
566 wxTE_MULTILINE);
567 m_textctrl->SetEditable(false);
568
569 wxLog::DisableTimestamp();
570 m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_textctrl));
571
572 wxLogMessage(_T("Brief explanations: the commands or the \"Menu\" menu ")
573 _T("append/insert/delete items to/from the last menu.\n")
574 _T("The commands from \"Menubar\" menu work with the ")
575 _T("menubar itself.\n\n")
576 _T("Right click the band below to test popup menus.\n"));
577 #endif
578 #ifdef __POCKETPC__
579 EnableContextMenu();
580 #endif
581 }
582
583 MyFrame::~MyFrame()
584 {
585 delete m_menu;
586
587 // delete the event handler installed in ctor
588 PopEventHandler(true);
589
590 #if USE_LOG_WINDOW
591 // restore old logger
592 delete wxLog::SetActiveTarget(m_logOld);
593 #endif
594 }
595
596 wxMenu *MyFrame::CreateDummyMenu(wxString *title)
597 {
598 wxMenu *menu = new wxMenu;
599 menu->Append(Menu_Dummy_First, _T("&First item\tCtrl-F1"));
600 menu->AppendSeparator();
601 menu->AppendCheckItem(Menu_Dummy_Second, _T("&Second item\tCtrl-F2"));
602
603 if ( title )
604 {
605 title->Printf(_T("Dummy menu &%u"), (unsigned)++m_countDummy);
606 }
607
608 return menu;
609 }
610
611 wxMenuItem *MyFrame::GetLastMenuItem() const
612 {
613 wxMenuBar *menubar = GetMenuBar();
614 wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
615
616 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetLast();
617 if ( !node )
618 {
619 wxLogWarning(_T("No last item in the last menu!"));
620
621 return NULL;
622 }
623 else
624 {
625 return node->GetData();
626 }
627 }
628
629 void MyFrame::LogMenuEvent(const wxCommandEvent& event)
630 {
631 int id = event.GetId();
632
633 wxString msg = wxString::Format(_T("Menu command %d"), id);
634
635 // catch all checkable menubar items and also the check item from the popup
636 // menu
637 wxMenuItem *item = GetMenuBar()->FindItem(id);
638 if ( (item && item->IsCheckable()) || id == Menu_Popup_ToBeChecked )
639 {
640 msg += wxString::Format(_T(" (the item is currently %schecked)"),
641 event.IsChecked() ? _T("") : _T("not "));
642 }
643
644 wxLogMessage(msg);
645 }
646
647 // ----------------------------------------------------------------------------
648 // menu callbacks
649 // ----------------------------------------------------------------------------
650
651 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
652 {
653 Close(true);
654 }
655
656 #if USE_LOG_WINDOW
657
658 void MyFrame::OnClearLog(wxCommandEvent& WXUNUSED(event))
659 {
660 m_textctrl->Clear();
661 }
662
663 void MyFrame::OnClearLogUpdateUI(wxUpdateUIEvent& event)
664 {
665 // if we only enable this item when the log window is empty, we never see
666 // it in the disable state as a message is logged whenever the menu is
667 // opened, so we disable it if there is not "much" text in the window
668 event.Enable( m_textctrl->GetNumberOfLines() > 5 );
669 }
670
671 #endif // USE_LOG_WINDOW
672
673 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
674 {
675 (void)wxMessageBox(_T("wxWidgets menu sample\n(c) 1999-2001 Vadim Zeitlin"),
676 _T("About wxWidgets menu sample"),
677 wxICON_INFORMATION);
678 }
679
680 void MyFrame::OnDeleteMenu(wxCommandEvent& WXUNUSED(event))
681 {
682 wxMenuBar *mbar = GetMenuBar();
683
684 size_t count = mbar->GetMenuCount();
685 if ( count == 2 )
686 {
687 // don't let delete the first 2 menus
688 wxLogError(_T("Can't delete any more menus"));
689 }
690 else
691 {
692 delete mbar->Remove(count - 1);
693 }
694 }
695
696 void MyFrame::OnInsertMenu(wxCommandEvent& WXUNUSED(event))
697 {
698 wxString title;
699 wxMenu *menu = CreateDummyMenu(&title);
700 GetMenuBar()->Insert(0, menu, title);
701 }
702
703 void MyFrame::OnAppendMenu(wxCommandEvent& WXUNUSED(event))
704 {
705 wxString title;
706 wxMenu *menu = CreateDummyMenu(&title);
707 GetMenuBar()->Append(menu, title);
708 }
709
710 void MyFrame::OnToggleMenu(wxCommandEvent& WXUNUSED(event))
711 {
712 wxMenuBar *mbar = GetMenuBar();
713 if ( !m_menu )
714 {
715 // hide the menu
716 m_menu = mbar->Remove(0);
717 }
718 else
719 {
720 // restore it
721 mbar->Insert(0, m_menu, _T("&File"));
722 m_menu = NULL;
723 }
724 }
725
726 void MyFrame::OnEnableMenu(wxCommandEvent& event)
727 {
728 wxMenuBar *mbar = GetMenuBar();
729 size_t count = mbar->GetMenuCount();
730
731 mbar->EnableTop(count - 1, event.IsChecked());
732 }
733
734 void MyFrame::OnGetLabelMenu(wxCommandEvent& WXUNUSED(event))
735 {
736 wxMenuBar *mbar = GetMenuBar();
737 size_t count = mbar->GetMenuCount();
738
739 wxCHECK_RET( count, _T("no last menu?") );
740
741 wxLogMessage(_T("The label of the last menu item is '%s'"),
742 mbar->GetMenuLabel(count - 1).c_str());
743 }
744
745 #if wxUSE_TEXTDLG
746 void MyFrame::OnSetLabelMenu(wxCommandEvent& WXUNUSED(event))
747 {
748 wxMenuBar *mbar = GetMenuBar();
749 size_t count = mbar->GetMenuCount();
750
751 wxCHECK_RET( count, _T("no last menu?") );
752
753 wxString label = wxGetTextFromUser
754 (
755 _T("Enter new label: "),
756 _T("Change last menu text"),
757 mbar->GetMenuLabel(count - 1),
758 this
759 );
760
761 if ( !label.empty() )
762 {
763 mbar->SetMenuLabel(count - 1, label);
764 }
765 }
766
767 void MyFrame::OnFindMenu(wxCommandEvent& WXUNUSED(event))
768 {
769 wxMenuBar *mbar = GetMenuBar();
770 size_t count = mbar->GetMenuCount();
771
772 wxCHECK_RET( count, _T("no last menu?") );
773
774 wxString label = wxGetTextFromUser
775 (
776 _T("Enter label to search for: "),
777 _T("Find menu"),
778 wxEmptyString,
779 this
780 );
781
782 if ( !label.empty() )
783 {
784 int index = mbar->FindMenu(label);
785
786 if (index == wxNOT_FOUND)
787 {
788 wxLogWarning(_T("No menu with label '%s'"), label.c_str());
789 }
790 else
791 {
792 wxLogMessage(_T("Menu %d has label '%s'"), index, label.c_str());
793 }
794 }
795 }
796 #endif
797
798 void MyFrame::OnDummy(wxCommandEvent& event)
799 {
800 wxLogMessage(_T("Dummy item #%d"), event.GetId() - Menu_Dummy_First + 1);
801 }
802
803 void MyFrame::OnAppendMenuItem(wxCommandEvent& WXUNUSED(event))
804 {
805 wxMenuBar *menubar = GetMenuBar();
806 wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
807
808 menu->AppendSeparator();
809 menu->Append(Menu_Dummy_Third, _T("&Third dummy item\tCtrl-F3"),
810 _T("Checkable item"), true);
811 }
812
813 void MyFrame::OnAppendSubMenu(wxCommandEvent& WXUNUSED(event))
814 {
815 wxMenuBar *menubar = GetMenuBar();
816
817 wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 2);
818
819 menu->Append(Menu_Dummy_Last, _T("&Dummy sub menu"),
820 CreateDummyMenu(NULL), _T("Dummy sub menu help"));
821 }
822
823 void MyFrame::OnDeleteMenuItem(wxCommandEvent& WXUNUSED(event))
824 {
825 wxMenuBar *menubar = GetMenuBar();
826 wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
827
828 size_t count = menu->GetMenuItemCount();
829 if ( !count )
830 {
831 wxLogWarning(_T("No items to delete!"));
832 }
833 else
834 {
835 menu->Destroy(menu->GetMenuItems().Item(count - 1)->GetData());
836 }
837 }
838
839 void MyFrame::OnInsertMenuItem(wxCommandEvent& WXUNUSED(event))
840 {
841 wxMenuBar *menubar = GetMenuBar();
842 wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
843
844 menu->Insert(0, wxMenuItem::New(menu, Menu_Dummy_Fourth,
845 _T("Fourth dummy item\tCtrl-F4")));
846 menu->Insert(1, wxMenuItem::New(menu, wxID_SEPARATOR));
847 }
848
849 void MyFrame::OnEnableMenuItem(wxCommandEvent& WXUNUSED(event))
850 {
851 wxMenuItem *item = GetLastMenuItem();
852
853 if ( item )
854 {
855 item->Enable(!item->IsEnabled());
856 }
857 }
858
859 void MyFrame::OnCheckMenuItem(wxCommandEvent& WXUNUSED(event))
860 {
861 wxMenuItem *item = GetLastMenuItem();
862
863 item->Toggle();
864 }
865
866 void MyFrame::OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event)
867 {
868 wxLogNull nolog;
869
870 wxMenuItem *item = GetLastMenuItem();
871
872 event.Enable(item && item->IsCheckable());
873 }
874
875 void MyFrame::OnGetLabelMenuItem(wxCommandEvent& WXUNUSED(event))
876 {
877 wxMenuItem *item = GetLastMenuItem();
878
879 if ( item )
880 {
881 wxString label = item->GetItemLabel();
882 wxLogMessage(_T("The label of the last menu item is '%s'"),
883 label.c_str());
884 }
885 }
886
887 #if wxUSE_TEXTDLG
888 void MyFrame::OnSetLabelMenuItem(wxCommandEvent& WXUNUSED(event))
889 {
890 wxMenuItem *item = GetLastMenuItem();
891
892 if ( item )
893 {
894 wxString label = wxGetTextFromUser
895 (
896 _T("Enter new label: "),
897 _T("Change last menu item text"),
898 item->GetItemLabel(),
899 this
900 );
901 label.Replace( _T("\\t"), _T("\t") );
902
903 if ( !label.empty() )
904 {
905 item->SetItemLabel(label);
906 }
907 }
908 }
909 #endif
910
911 void MyFrame::OnGetMenuItemInfo(wxCommandEvent& WXUNUSED(event))
912 {
913 wxMenuItem *item = GetLastMenuItem();
914
915 if ( item )
916 {
917 wxString msg;
918 msg << _T("The item is ") << (item->IsEnabled() ? _T("enabled")
919 : _T("disabled"))
920 << _T('\n');
921
922 if ( item->IsCheckable() )
923 {
924 msg << _T("It is checkable and ") << (item->IsChecked() ? _T("") : _T("un"))
925 << _T("checked\n");
926 }
927
928 #if wxUSE_ACCEL
929 wxAcceleratorEntry *accel = item->GetAccel();
930 if ( accel )
931 {
932 msg << _T("Its accelerator is ");
933
934 int flags = accel->GetFlags();
935 if ( flags & wxACCEL_ALT )
936 msg << _T("Alt-");
937 if ( flags & wxACCEL_CTRL )
938 msg << _T("Ctrl-");
939 if ( flags & wxACCEL_SHIFT )
940 msg << _T("Shift-");
941
942 int code = accel->GetKeyCode();
943 switch ( code )
944 {
945 case WXK_F1:
946 case WXK_F2:
947 case WXK_F3:
948 case WXK_F4:
949 case WXK_F5:
950 case WXK_F6:
951 case WXK_F7:
952 case WXK_F8:
953 case WXK_F9:
954 case WXK_F10:
955 case WXK_F11:
956 case WXK_F12:
957 msg << _T('F') << code - WXK_F1 + 1;
958 break;
959
960 // if there are any other keys wxGetAccelFromString() may return,
961 // we should process them here
962
963 default:
964 if ( wxIsalnum(code) )
965 {
966 msg << (wxChar)code;
967
968 break;
969 }
970
971 wxFAIL_MSG( _T("unknown keyboard accel") );
972 }
973
974 delete accel;
975 }
976 else
977 {
978 msg << _T("It doesn't have an accelerator");
979 }
980 #endif // wxUSE_ACCEL
981
982 wxLogMessage(msg);
983 }
984 }
985
986 #if wxUSE_TEXTDLG
987 void MyFrame::OnFindMenuItem(wxCommandEvent& WXUNUSED(event))
988 {
989 wxMenuBar *mbar = GetMenuBar();
990 size_t count = mbar->GetMenuCount();
991
992 wxCHECK_RET( count, _T("no last menu?") );
993
994 wxString label = wxGetTextFromUser
995 (
996 _T("Enter label to search for: "),
997 _T("Find menu item"),
998 wxEmptyString,
999 this
1000 );
1001
1002 if ( !label.empty() )
1003 {
1004 size_t menuindex;
1005 int index = wxNOT_FOUND;
1006
1007 for (menuindex = 0; (menuindex < count) && (index == wxNOT_FOUND); ++menuindex)
1008 {
1009 index = mbar->FindMenuItem(mbar->GetMenu(menuindex)->GetTitle(), label);
1010 }
1011 if (index == wxNOT_FOUND)
1012 {
1013 wxLogWarning(_T("No menu item with label '%s'"), label.c_str());
1014 }
1015 else
1016 {
1017 wxLogMessage(_T("Menu item %d in menu %lu has label '%s'"),
1018 index, (unsigned long)menuindex, label.c_str());
1019 }
1020 }
1021 }
1022 #endif
1023
1024 void MyFrame::ShowContextMenu(const wxPoint& pos)
1025 {
1026 wxMenu menu;
1027
1028 if ( wxGetKeyState(WXK_SHIFT) )
1029 {
1030 // when Shift is pressed, demonstrate the use of a simple function
1031 // returning the id of the item selected in the popup menu
1032 menu.SetTitle("Choose one of:");
1033 static const char *choices[] = { "Apple", "Banana", "Cherry" };
1034 for ( size_t n = 0; n < WXSIZEOF(choices); n++ )
1035 menu.Append(Menu_PopupChoice + n, choices[n]);
1036
1037 const int rc = GetPopupMenuSelectionFromUser(menu, pos);
1038 if ( rc == wxID_NONE )
1039 {
1040 wxLogMessage("No selection");
1041 }
1042 else
1043 {
1044 wxLogMessage("You have selected \"%s\"",
1045 choices[rc - Menu_PopupChoice]);
1046 }
1047 }
1048 else // normal case, shift not pressed
1049 {
1050 menu.Append(Menu_Help_About, _T("&About"));
1051 menu.Append(Menu_Popup_Submenu, _T("&Submenu"), CreateDummyMenu(NULL));
1052 menu.Append(Menu_Popup_ToBeDeleted, _T("To be &deleted"));
1053 menu.AppendCheckItem(Menu_Popup_ToBeChecked, _T("To be &checked"));
1054 menu.Append(Menu_Popup_ToBeGreyed, _T("To be &greyed"),
1055 _T("This menu item should be initially greyed out"));
1056 menu.AppendSeparator();
1057 menu.Append(Menu_File_Quit, _T("E&xit"));
1058
1059 menu.Delete(Menu_Popup_ToBeDeleted);
1060 menu.Check(Menu_Popup_ToBeChecked, true);
1061 menu.Enable(Menu_Popup_ToBeGreyed, false);
1062
1063 PopupMenu(&menu, pos);
1064
1065 // test for destroying items in popup menus
1066 #if 0 // doesn't work in wxGTK!
1067 menu.Destroy(Menu_Popup_Submenu);
1068
1069 PopupMenu( &menu, event.GetX(), event.GetY() );
1070 #endif // 0
1071 }
1072 }
1073
1074 void MyFrame::OnTestNormal(wxCommandEvent& WXUNUSED(event))
1075 {
1076 wxLogMessage(_T("Normal item selected"));
1077 }
1078
1079 void MyFrame::OnTestCheck(wxCommandEvent& event)
1080 {
1081 wxLogMessage(_T("Check item %schecked"),
1082 event.IsChecked() ? _T("") : _T("un"));
1083 }
1084
1085 void MyFrame::OnTestRadio(wxCommandEvent& event)
1086 {
1087 wxLogMessage(_T("Radio item %d selected"),
1088 event.GetId() - Menu_Test_Radio1 + 1);
1089 }
1090
1091 #if USE_LOG_WINDOW
1092 void MyFrame::LogMenuOpenOrClose(const wxMenuEvent& event, const wxChar *what)
1093 {
1094 wxString msg;
1095 msg << _T("A ")
1096 << ( event.IsPopup() ? _T("popup ") : _T("") )
1097 << _T("menu has been ")
1098 << what
1099 << _T(".");
1100
1101 wxLogStatus(this, msg.c_str());
1102 }
1103 #endif
1104
1105 void MyFrame::OnUpdateSubMenuNormal(wxUpdateUIEvent& event)
1106 {
1107 event.Enable(false);
1108 }
1109
1110 void MyFrame::OnUpdateSubMenuCheck(wxUpdateUIEvent& event)
1111 {
1112 event.Enable(true);
1113 }
1114
1115 void MyFrame::OnUpdateSubMenuRadio(wxUpdateUIEvent& event)
1116 {
1117 int which = (event.GetId() - Menu_SubMenu_Radio1 + 1);
1118 if (which == 2)
1119 event.Check(true);
1120 else
1121 event.Check(false);
1122 }
1123
1124 #if USE_CONTEXT_MENU
1125 void MyFrame::OnContextMenu(wxContextMenuEvent& event)
1126 {
1127 wxPoint point = event.GetPosition();
1128 // If from keyboard
1129 if (point.x == -1 && point.y == -1) {
1130 wxSize size = GetSize();
1131 point.x = size.x / 2;
1132 point.y = size.y / 2;
1133 } else {
1134 point = ScreenToClient(point);
1135 }
1136 ShowContextMenu(point);
1137 }
1138 #endif
1139
1140 void MyFrame::OnSize(wxSizeEvent& WXUNUSED(event))
1141 {
1142 #if USE_LOG_WINDOW
1143 if ( !m_textctrl )
1144 return;
1145
1146 // leave a band below for popup menu testing
1147 wxSize size = GetClientSize();
1148 m_textctrl->SetSize(0, 0, size.x, (3*size.y)/4);
1149 #endif
1150
1151 // this is really ugly but we have to do it as we can't just call
1152 // event.Skip() because wxFrameBase would make the text control fill the
1153 // entire frame then
1154 #ifdef __WXUNIVERSAL__
1155 PositionMenuBar();
1156 #endif // __WXUNIVERSAL__
1157 }
1158