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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_BOLD);
392 stockSubMenu->Append(wxID_CANCEL);
393 stockSubMenu->Append(wxID_CLEAR);
394 stockSubMenu->Append(wxID_CLOSE);
395 stockSubMenu->Append(wxID_COPY);
396 stockSubMenu->Append(wxID_CUT);
397 stockSubMenu->Append(wxID_DELETE);
398 stockSubMenu->Append(wxID_FIND);
399 stockSubMenu->Append(wxID_REPLACE);
400 stockSubMenu->Append(wxID_BACKWARD);
401 stockSubMenu->Append(wxID_DOWN);
402 stockSubMenu->Append(wxID_FORWARD);
403 stockSubMenu->Append(wxID_UP);
404 stockSubMenu->Append(wxID_HELP);
405 stockSubMenu->Append(wxID_HOME);
406 stockSubMenu->Append(wxID_INDENT);
407 stockSubMenu->Append(wxID_INDEX);
408 stockSubMenu->Append(wxID_ITALIC);
409 stockSubMenu->Append(wxID_JUSTIFY_CENTER);
410 stockSubMenu->Append(wxID_JUSTIFY_FILL);
411 stockSubMenu->Append(wxID_JUSTIFY_LEFT);
412 stockSubMenu->Append(wxID_JUSTIFY_RIGHT);
413 stockSubMenu->Append(wxID_NEW);
414 stockSubMenu->Append(wxID_NO);
415 stockSubMenu->Append(wxID_OK);
416 stockSubMenu->Append(wxID_OPEN);
417 stockSubMenu->Append(wxID_PASTE);
418 stockSubMenu->Append(wxID_PREFERENCES);
419 stockSubMenu->Append(wxID_PRINT);
420 stockSubMenu->Append(wxID_PREVIEW);
421 stockSubMenu->Append(wxID_PROPERTIES);
422 stockSubMenu->Append(wxID_EXIT);
423 stockSubMenu->Append(wxID_REDO);
424 stockSubMenu->Append(wxID_REFRESH);
425 stockSubMenu->Append(wxID_REMOVE);
426 stockSubMenu->Append(wxID_REVERT_TO_SAVED);
427 stockSubMenu->Append(wxID_SAVE);
428 stockSubMenu->Append(wxID_SAVEAS);
429 stockSubMenu->Append(wxID_STOP);
430 stockSubMenu->Append(wxID_UNDELETE);
431 stockSubMenu->Append(wxID_UNDERLINE);
432 stockSubMenu->Append(wxID_UNDO);
433 stockSubMenu->Append(wxID_UNINDENT);
434 stockSubMenu->Append(wxID_YES);
435 stockSubMenu->Append(wxID_ZOOM_100);
436 stockSubMenu->Append(wxID_ZOOM_FIT);
437 stockSubMenu->Append(wxID_ZOOM_IN);
438 stockSubMenu->Append(wxID_ZOOM_OUT);
439 fileMenu->AppendSubMenu(stockSubMenu, _T("&Standard items demo"));
440
441 #if USE_LOG_WINDOW
442 wxMenuItem *item = new wxMenuItem(fileMenu, Menu_File_ClearLog,
443 _T("Clear &log\tCtrl-L"));
444 #if wxUSE_OWNER_DRAWN || defined(__WXGTK__)
445 item->SetBitmap(copy_xpm);
446 #endif
447 fileMenu->Append(item);
448 fileMenu->AppendSeparator();
449 #endif // USE_LOG_WINDOW
450
451 fileMenu->Append(Menu_File_Quit, _T("E&xit\tAlt-X"), _T("Quit menu sample"));
452
453 wxMenu *menubarMenu = new wxMenu;
454 menubarMenu->Append(Menu_MenuBar_Append, _T("&Append menu\tCtrl-A"),
455 _T("Append a menu to the menubar"));
456 menubarMenu->Append(Menu_MenuBar_Insert, _T("&Insert menu\tCtrl-I"),
457 _T("Insert a menu into the menubar"));
458 menubarMenu->Append(Menu_MenuBar_Delete, _T("&Delete menu\tCtrl-D"),
459 _T("Delete the last menu from the menubar"));
460 menubarMenu->Append(Menu_MenuBar_Toggle, _T("&Toggle menu\tCtrl-T"),
461 _T("Toggle the first menu in the menubar"), true);
462 menubarMenu->AppendSeparator();
463 menubarMenu->Append(Menu_MenuBar_Enable, _T("&Enable menu\tCtrl-E"),
464 _T("Enable or disable the last menu"), true);
465 menubarMenu->AppendSeparator();
466 menubarMenu->Append(Menu_MenuBar_GetLabel, _T("&Get menu label\tCtrl-G"),
467 _T("Get the label of the last menu"));
468 #if wxUSE_TEXTDLG
469 menubarMenu->Append(Menu_MenuBar_SetLabel, _T("&Set menu label\tCtrl-S"),
470 _T("Change the label of the last menu"));
471 menubarMenu->AppendSeparator();
472 menubarMenu->Append(Menu_MenuBar_FindMenu, _T("&Find menu from label\tCtrl-F"),
473 _T("Find a menu by searching for its label"));
474 #endif
475
476 wxMenu* subMenu = new wxMenu;
477 subMenu->Append(Menu_SubMenu_Normal, _T("&Normal submenu item"), _T("Disabled submenu item"));
478 subMenu->AppendCheckItem(Menu_SubMenu_Check, _T("&Check submenu item"), _T("Check submenu item"));
479 subMenu->AppendRadioItem(Menu_SubMenu_Radio1, _T("Radio item &1"), _T("Radio item"));
480 subMenu->AppendRadioItem(Menu_SubMenu_Radio2, _T("Radio item &2"), _T("Radio item"));
481 subMenu->AppendRadioItem(Menu_SubMenu_Radio3, _T("Radio item &3"), _T("Radio item"));
482
483 menubarMenu->Append(Menu_SubMenu, _T("Submenu"), subMenu);
484
485 wxMenu *menuMenu = new wxMenu;
486 menuMenu->Append(Menu_Menu_Append, _T("&Append menu item\tAlt-A"),
487 _T("Append a menu item to the last menu"));
488 menuMenu->Append(Menu_Menu_AppendSub, _T("&Append sub menu\tAlt-S"),
489 _T("Append a sub menu to the last menu"));
490 menuMenu->Append(Menu_Menu_Insert, _T("&Insert menu item\tAlt-I"),
491 _T("Insert a menu item in head of the last menu"));
492 menuMenu->Append(Menu_Menu_Delete, _T("&Delete menu item\tAlt-D"),
493 _T("Delete the last menu item from the last menu"));
494 menuMenu->AppendSeparator();
495 menuMenu->Append(Menu_Menu_Enable, _T("&Enable menu item\tAlt-E"),
496 _T("Enable or disable the last menu item"), true);
497 menuMenu->Append(Menu_Menu_Check, _T("&Check menu item\tAlt-C"),
498 _T("Check or uncheck the last menu item"), true);
499 menuMenu->AppendSeparator();
500 menuMenu->Append(Menu_Menu_GetInfo, _T("Get menu item in&fo\tAlt-F"),
501 _T("Show the state of the last menu item"));
502 #if wxUSE_TEXTDLG
503 menuMenu->Append(Menu_Menu_SetLabel, _T("Set menu item label\tAlt-L"),
504 _T("Set the label of a menu item"));
505 #endif
506 #if wxUSE_TEXTDLG
507 menuMenu->AppendSeparator();
508 menuMenu->Append(Menu_Menu_FindItem, _T("Find menu item from label"),
509 _T("Find a menu item by searching for its label"));
510 #endif
511
512 wxMenu *testMenu = new wxMenu;
513 testMenu->Append(Menu_Test_Normal, _T("&Normal item"));
514 testMenu->AppendSeparator();
515 testMenu->AppendCheckItem(Menu_Test_Check, _T("&Check item"));
516 testMenu->AppendSeparator();
517 testMenu->AppendRadioItem(Menu_Test_Radio1, _T("Radio item &1"));
518 testMenu->AppendRadioItem(Menu_Test_Radio2, _T("Radio item &2"));
519 testMenu->AppendRadioItem(Menu_Test_Radio3, _T("Radio item &3"));
520
521 wxMenu *helpMenu = new wxMenu;
522 helpMenu->Append(Menu_Help_About, _T("&About\tF1"), _T("About menu sample"));
523
524 wxMenuBar* menuBar = new wxMenuBar( wxMB_DOCKABLE );
525
526 menuBar->Append(fileMenu, _T("&File"));
527 menuBar->Append(menubarMenu, _T("Menu&bar"));
528 menuBar->Append(menuMenu, _T("&Menu"));
529 menuBar->Append(testMenu, _T("&Test"));
530 menuBar->Append(helpMenu, _T("&Help"));
531
532 // these items should be initially checked
533 menuBar->Check(Menu_MenuBar_Toggle, true);
534 menuBar->Check(Menu_MenuBar_Enable, true);
535 menuBar->Check(Menu_Menu_Enable, true);
536 menuBar->Check(Menu_Menu_Check, false);
537
538 // associate the menu bar with the frame
539 SetMenuBar(menuBar);
540
541 // intercept all menu events and log them in this custom event handler
542 PushEventHandler(new MyEvtHandler(this));
543
544 #if USE_LOG_WINDOW
545 // create the log text window
546 m_textctrl = new wxTextCtrl(this, wxID_ANY, wxEmptyString,
547 wxDefaultPosition, wxDefaultSize,
548 wxTE_MULTILINE);
549 m_textctrl->SetEditable(false);
550
551 wxLog::DisableTimestamp();
552 m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_textctrl));
553
554 wxLogMessage(_T("Brief explanations: the commands or the \"Menu\" menu ")
555 _T("append/insert/delete items to/from the last menu.\n")
556 _T("The commands from \"Menubar\" menu work with the ")
557 _T("menubar itself.\n\n")
558 _T("Right click the band below to test popup menus.\n"));
559 #endif
560 #ifdef __POCKETPC__
561 EnableContextMenu();
562 #endif
563 }
564
565 MyFrame::~MyFrame()
566 {
567 delete m_menu;
568
569 // delete the event handler installed in ctor
570 PopEventHandler(true);
571
572 #if USE_LOG_WINDOW
573 // restore old logger
574 delete wxLog::SetActiveTarget(m_logOld);
575 #endif
576 }
577
578 wxMenu *MyFrame::CreateDummyMenu(wxString *title)
579 {
580 wxMenu *menu = new wxMenu;
581 menu->Append(Menu_Dummy_First, _T("&First item\tCtrl-F1"));
582 menu->AppendSeparator();
583 menu->AppendCheckItem(Menu_Dummy_Second, _T("&Second item\tCtrl-F2"));
584
585 if ( title )
586 {
587 title->Printf(_T("Dummy menu &%u"), (unsigned)++m_countDummy);
588 }
589
590 return menu;
591 }
592
593 wxMenuItem *MyFrame::GetLastMenuItem() const
594 {
595 wxMenuBar *menubar = GetMenuBar();
596 wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
597
598 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetLast();
599 if ( !node )
600 {
601 wxLogWarning(_T("No last item in the last menu!"));
602
603 return NULL;
604 }
605 else
606 {
607 return node->GetData();
608 }
609 }
610
611 void MyFrame::LogMenuEvent(const wxCommandEvent& event)
612 {
613 int id = event.GetId();
614
615 wxString msg = wxString::Format(_T("Menu command %d"), id);
616
617 // catch all checkable menubar items and also the check item from the popup
618 // menu
619 wxMenuItem *item = GetMenuBar()->FindItem(id);
620 if ( (item && item->IsCheckable()) || id == Menu_Popup_ToBeChecked )
621 {
622 msg += wxString::Format(_T(" (the item is currently %schecked)"),
623 event.IsChecked() ? _T("") : _T("not "));
624 }
625
626 wxLogMessage(msg);
627 }
628
629 // ----------------------------------------------------------------------------
630 // menu callbacks
631 // ----------------------------------------------------------------------------
632
633 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
634 {
635 Close(true);
636 }
637
638 #if USE_LOG_WINDOW
639
640 void MyFrame::OnClearLog(wxCommandEvent& WXUNUSED(event))
641 {
642 m_textctrl->Clear();
643 }
644
645 void MyFrame::OnClearLogUpdateUI(wxUpdateUIEvent& event)
646 {
647 // if we only enable this item when the log window is empty, we never see
648 // it in the disable state as a message is logged whenever the menu is
649 // opened, so we disable it if there is not "much" text in the window
650 event.Enable( m_textctrl->GetNumberOfLines() > 5 );
651 }
652
653 #endif // USE_LOG_WINDOW
654
655 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
656 {
657 (void)wxMessageBox(_T("wxWidgets menu sample\n(c) 1999-2001 Vadim Zeitlin"),
658 _T("About wxWidgets menu sample"),
659 wxICON_INFORMATION);
660 }
661
662 void MyFrame::OnDeleteMenu(wxCommandEvent& WXUNUSED(event))
663 {
664 wxMenuBar *mbar = GetMenuBar();
665
666 size_t count = mbar->GetMenuCount();
667 if ( count == 2 )
668 {
669 // don't let delete the first 2 menus
670 wxLogError(_T("Can't delete any more menus"));
671 }
672 else
673 {
674 delete mbar->Remove(count - 1);
675 }
676 }
677
678 void MyFrame::OnInsertMenu(wxCommandEvent& WXUNUSED(event))
679 {
680 wxString title;
681 wxMenu *menu = CreateDummyMenu(&title);
682 GetMenuBar()->Insert(0, menu, title);
683 }
684
685 void MyFrame::OnAppendMenu(wxCommandEvent& WXUNUSED(event))
686 {
687 wxString title;
688 wxMenu *menu = CreateDummyMenu(&title);
689 GetMenuBar()->Append(menu, title);
690 }
691
692 void MyFrame::OnToggleMenu(wxCommandEvent& WXUNUSED(event))
693 {
694 wxMenuBar *mbar = GetMenuBar();
695 if ( !m_menu )
696 {
697 // hide the menu
698 m_menu = mbar->Remove(0);
699 }
700 else
701 {
702 // restore it
703 mbar->Insert(0, m_menu, _T("&File"));
704 m_menu = NULL;
705 }
706 }
707
708 void MyFrame::OnEnableMenu(wxCommandEvent& event)
709 {
710 wxMenuBar *mbar = GetMenuBar();
711 size_t count = mbar->GetMenuCount();
712
713 mbar->EnableTop(count - 1, event.IsChecked());
714 }
715
716 void MyFrame::OnGetLabelMenu(wxCommandEvent& WXUNUSED(event))
717 {
718 wxMenuBar *mbar = GetMenuBar();
719 size_t count = mbar->GetMenuCount();
720
721 wxCHECK_RET( count, _T("no last menu?") );
722
723 wxLogMessage(_T("The label of the last menu item is '%s'"),
724 mbar->GetMenuLabel(count - 1).c_str());
725 }
726
727 #if wxUSE_TEXTDLG
728 void MyFrame::OnSetLabelMenu(wxCommandEvent& WXUNUSED(event))
729 {
730 wxMenuBar *mbar = GetMenuBar();
731 size_t count = mbar->GetMenuCount();
732
733 wxCHECK_RET( count, _T("no last menu?") );
734
735 wxString label = wxGetTextFromUser
736 (
737 _T("Enter new label: "),
738 _T("Change last menu text"),
739 mbar->GetMenuLabel(count - 1),
740 this
741 );
742
743 if ( !label.empty() )
744 {
745 mbar->SetMenuLabel(count - 1, label);
746 }
747 }
748
749 void MyFrame::OnFindMenu(wxCommandEvent& WXUNUSED(event))
750 {
751 wxMenuBar *mbar = GetMenuBar();
752 size_t count = mbar->GetMenuCount();
753
754 wxCHECK_RET( count, _T("no last menu?") );
755
756 wxString label = wxGetTextFromUser
757 (
758 _T("Enter label to search for: "),
759 _T("Find menu"),
760 wxEmptyString,
761 this
762 );
763
764 if ( !label.empty() )
765 {
766 int index = mbar->FindMenu(label);
767
768 if (index == wxNOT_FOUND)
769 {
770 wxLogWarning(_T("No menu with label '%s'"), label.c_str());
771 }
772 else
773 {
774 wxLogMessage(_T("Menu %d has label '%s'"), index, label.c_str());
775 }
776 }
777 }
778 #endif
779
780 void MyFrame::OnDummy(wxCommandEvent& event)
781 {
782 wxLogMessage(_T("Dummy item #%d"), event.GetId() - Menu_Dummy_First + 1);
783 }
784
785 void MyFrame::OnAppendMenuItem(wxCommandEvent& WXUNUSED(event))
786 {
787 wxMenuBar *menubar = GetMenuBar();
788 wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
789
790 menu->AppendSeparator();
791 menu->Append(Menu_Dummy_Third, _T("&Third dummy item\tCtrl-F3"),
792 _T("Checkable item"), true);
793 }
794
795 void MyFrame::OnAppendSubMenu(wxCommandEvent& WXUNUSED(event))
796 {
797 wxMenuBar *menubar = GetMenuBar();
798
799 wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 2);
800
801 menu->Append(Menu_Dummy_Last, _T("&Dummy sub menu"),
802 CreateDummyMenu(NULL), _T("Dummy sub menu help"));
803 }
804
805 void MyFrame::OnDeleteMenuItem(wxCommandEvent& WXUNUSED(event))
806 {
807 wxMenuBar *menubar = GetMenuBar();
808 wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
809
810 size_t count = menu->GetMenuItemCount();
811 if ( !count )
812 {
813 wxLogWarning(_T("No items to delete!"));
814 }
815 else
816 {
817 menu->Destroy(menu->GetMenuItems().Item(count - 1)->GetData());
818 }
819 }
820
821 void MyFrame::OnInsertMenuItem(wxCommandEvent& WXUNUSED(event))
822 {
823 wxMenuBar *menubar = GetMenuBar();
824 wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
825
826 menu->Insert(0, wxMenuItem::New(menu, Menu_Dummy_Fourth,
827 _T("Fourth dummy item\tCtrl-F4")));
828 menu->Insert(1, wxMenuItem::New(menu, wxID_SEPARATOR));
829 }
830
831 void MyFrame::OnEnableMenuItem(wxCommandEvent& WXUNUSED(event))
832 {
833 wxMenuItem *item = GetLastMenuItem();
834
835 if ( item )
836 {
837 item->Enable(!item->IsEnabled());
838 }
839 }
840
841 void MyFrame::OnCheckMenuItem(wxCommandEvent& WXUNUSED(event))
842 {
843 wxMenuItem *item = GetLastMenuItem();
844
845 item->Toggle();
846 }
847
848 void MyFrame::OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event)
849 {
850 wxLogNull nolog;
851
852 wxMenuItem *item = GetLastMenuItem();
853
854 event.Enable(item && item->IsCheckable());
855 }
856
857 void MyFrame::OnGetLabelMenuItem(wxCommandEvent& WXUNUSED(event))
858 {
859 wxMenuItem *item = GetLastMenuItem();
860
861 if ( item )
862 {
863 wxString label = item->GetItemLabel();
864 wxLogMessage(_T("The label of the last menu item is '%s'"),
865 label.c_str());
866 }
867 }
868
869 #if wxUSE_TEXTDLG
870 void MyFrame::OnSetLabelMenuItem(wxCommandEvent& WXUNUSED(event))
871 {
872 wxMenuItem *item = GetLastMenuItem();
873
874 if ( item )
875 {
876 wxString label = wxGetTextFromUser
877 (
878 _T("Enter new label: "),
879 _T("Change last menu item text"),
880 item->GetItemLabel(),
881 this
882 );
883 label.Replace( _T("\\t"), _T("\t") );
884
885 if ( !label.empty() )
886 {
887 item->SetItemLabel(label);
888 }
889 }
890 }
891 #endif
892
893 void MyFrame::OnGetMenuItemInfo(wxCommandEvent& WXUNUSED(event))
894 {
895 wxMenuItem *item = GetLastMenuItem();
896
897 if ( item )
898 {
899 wxString msg;
900 msg << _T("The item is ") << (item->IsEnabled() ? _T("enabled")
901 : _T("disabled"))
902 << _T('\n');
903
904 if ( item->IsCheckable() )
905 {
906 msg << _T("It is checkable and ") << (item->IsChecked() ? _T("") : _T("un"))
907 << _T("checked\n");
908 }
909
910 #if wxUSE_ACCEL
911 wxAcceleratorEntry *accel = item->GetAccel();
912 if ( accel )
913 {
914 msg << _T("Its accelerator is ");
915
916 int flags = accel->GetFlags();
917 if ( flags & wxACCEL_ALT )
918 msg << _T("Alt-");
919 if ( flags & wxACCEL_CTRL )
920 msg << _T("Ctrl-");
921 if ( flags & wxACCEL_SHIFT )
922 msg << _T("Shift-");
923
924 int code = accel->GetKeyCode();
925 switch ( code )
926 {
927 case WXK_F1:
928 case WXK_F2:
929 case WXK_F3:
930 case WXK_F4:
931 case WXK_F5:
932 case WXK_F6:
933 case WXK_F7:
934 case WXK_F8:
935 case WXK_F9:
936 case WXK_F10:
937 case WXK_F11:
938 case WXK_F12:
939 msg << _T('F') << code - WXK_F1 + 1;
940 break;
941
942 // if there are any other keys wxGetAccelFromString() may return,
943 // we should process them here
944
945 default:
946 if ( wxIsalnum(code) )
947 {
948 msg << (wxChar)code;
949
950 break;
951 }
952
953 wxFAIL_MSG( _T("unknown keyboard accel") );
954 }
955
956 delete accel;
957 }
958 else
959 {
960 msg << _T("It doesn't have an accelerator");
961 }
962 #endif // wxUSE_ACCEL
963
964 wxLogMessage(msg);
965 }
966 }
967
968 #if wxUSE_TEXTDLG
969 void MyFrame::OnFindMenuItem(wxCommandEvent& WXUNUSED(event))
970 {
971 wxMenuBar *mbar = GetMenuBar();
972 size_t count = mbar->GetMenuCount();
973
974 wxCHECK_RET( count, _T("no last menu?") );
975
976 wxString label = wxGetTextFromUser
977 (
978 _T("Enter label to search for: "),
979 _T("Find menu item"),
980 wxEmptyString,
981 this
982 );
983
984 if ( !label.empty() )
985 {
986 size_t menuindex;
987 int index = wxNOT_FOUND;
988
989 for (menuindex = 0; (menuindex < count) && (index == wxNOT_FOUND); ++menuindex)
990 {
991 index = mbar->FindMenuItem(mbar->GetMenu(menuindex)->GetTitle(), label);
992 }
993 if (index == wxNOT_FOUND)
994 {
995 wxLogWarning(_T("No menu item with label '%s'"), label.c_str());
996 }
997 else
998 {
999 wxLogMessage(_T("Menu item %d in menu %lu has label '%s'"),
1000 index, (unsigned long)menuindex, label.c_str());
1001 }
1002 }
1003 }
1004 #endif
1005
1006 void MyFrame::ShowContextMenu(const wxPoint& pos)
1007 {
1008 wxMenu menu;
1009
1010 if ( wxGetKeyState(WXK_SHIFT) )
1011 {
1012 // when Shift is pressed, demonstrate the use of a simple function
1013 // returning the id of the item selected in the popup menu
1014 menu.SetTitle("Choose one of:");
1015 static const char *choices[] = { "Apple", "Banana", "Cherry" };
1016 for ( size_t n = 0; n < WXSIZEOF(choices); n++ )
1017 menu.Append(Menu_PopupChoice + n, choices[n]);
1018
1019 const int rc = GetPopupMenuSelectionFromUser(menu, pos);
1020 if ( rc == wxID_NONE )
1021 {
1022 wxLogMessage("No selection");
1023 }
1024 else
1025 {
1026 wxLogMessage("You have selected \"%s\"",
1027 choices[rc - Menu_PopupChoice]);
1028 }
1029 }
1030 else // normal case, shift not pressed
1031 {
1032 menu.Append(Menu_Help_About, _T("&About"));
1033 menu.Append(Menu_Popup_Submenu, _T("&Submenu"), CreateDummyMenu(NULL));
1034 menu.Append(Menu_Popup_ToBeDeleted, _T("To be &deleted"));
1035 menu.AppendCheckItem(Menu_Popup_ToBeChecked, _T("To be &checked"));
1036 menu.Append(Menu_Popup_ToBeGreyed, _T("To be &greyed"),
1037 _T("This menu item should be initially greyed out"));
1038 menu.AppendSeparator();
1039 menu.Append(Menu_File_Quit, _T("E&xit"));
1040
1041 menu.Delete(Menu_Popup_ToBeDeleted);
1042 menu.Check(Menu_Popup_ToBeChecked, true);
1043 menu.Enable(Menu_Popup_ToBeGreyed, false);
1044
1045 PopupMenu(&menu, pos);
1046
1047 // test for destroying items in popup menus
1048 #if 0 // doesn't work in wxGTK!
1049 menu.Destroy(Menu_Popup_Submenu);
1050
1051 PopupMenu( &menu, event.GetX(), event.GetY() );
1052 #endif // 0
1053 }
1054 }
1055
1056 void MyFrame::OnTestNormal(wxCommandEvent& WXUNUSED(event))
1057 {
1058 wxLogMessage(_T("Normal item selected"));
1059 }
1060
1061 void MyFrame::OnTestCheck(wxCommandEvent& event)
1062 {
1063 wxLogMessage(_T("Check item %schecked"),
1064 event.IsChecked() ? _T("") : _T("un"));
1065 }
1066
1067 void MyFrame::OnTestRadio(wxCommandEvent& event)
1068 {
1069 wxLogMessage(_T("Radio item %d selected"),
1070 event.GetId() - Menu_Test_Radio1 + 1);
1071 }
1072
1073 #if USE_LOG_WINDOW
1074 void MyFrame::LogMenuOpenOrClose(const wxMenuEvent& event, const wxChar *what)
1075 {
1076 wxString msg;
1077 msg << _T("A ")
1078 << ( event.IsPopup() ? _T("popup ") : _T("") )
1079 << _T("menu has been ")
1080 << what
1081 << _T(".");
1082
1083 wxLogStatus(this, msg.c_str());
1084 }
1085 #endif
1086
1087 void MyFrame::OnUpdateSubMenuNormal(wxUpdateUIEvent& event)
1088 {
1089 event.Enable(false);
1090 }
1091
1092 void MyFrame::OnUpdateSubMenuCheck(wxUpdateUIEvent& event)
1093 {
1094 event.Enable(true);
1095 }
1096
1097 void MyFrame::OnUpdateSubMenuRadio(wxUpdateUIEvent& event)
1098 {
1099 int which = (event.GetId() - Menu_SubMenu_Radio1 + 1);
1100 if (which == 2)
1101 event.Check(true);
1102 else
1103 event.Check(false);
1104 }
1105
1106 #if USE_CONTEXT_MENU
1107 void MyFrame::OnContextMenu(wxContextMenuEvent& event)
1108 {
1109 wxPoint point = event.GetPosition();
1110 // If from keyboard
1111 if (point.x == -1 && point.y == -1) {
1112 wxSize size = GetSize();
1113 point.x = size.x / 2;
1114 point.y = size.y / 2;
1115 } else {
1116 point = ScreenToClient(point);
1117 }
1118 ShowContextMenu(point);
1119 }
1120 #endif
1121
1122 void MyFrame::OnSize(wxSizeEvent& WXUNUSED(event))
1123 {
1124 #if USE_LOG_WINDOW
1125 if ( !m_textctrl )
1126 return;
1127
1128 // leave a band below for popup menu testing
1129 wxSize size = GetClientSize();
1130 m_textctrl->SetSize(0, 0, size.x, (3*size.y)/4);
1131 #endif
1132
1133 // this is really ugly but we have to do it as we can't just call
1134 // event.Skip() because wxFrameBase would make the text control fill the
1135 // entire frame then
1136 #ifdef __WXUNIVERSAL__
1137 PositionMenuBar();
1138 #endif // __WXUNIVERSAL__
1139 }
1140
wxWidgets (Impactor)