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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/wx.h> | |
29 | #include <wx/log.h> | |
30 | #endif | |
31 | ||
32 | #include "copy.xpm" | |
33 | ||
34 | // ---------------------------------------------------------------------------- | |
35 | // classes | |
36 | // ---------------------------------------------------------------------------- | |
37 | ||
38 | // Define a new application | |
39 | class MyApp: public wxApp | |
40 | { | |
41 | public: | |
42 | bool OnInit(); | |
43 | }; | |
44 | ||
45 | // Define a new frame | |
46 | class MyFrame: public wxFrame | |
47 | { | |
48 | public: | |
49 | MyFrame(); | |
50 | ||
51 | virtual ~MyFrame(); | |
52 | ||
53 | void LogMenuEvent(const wxCommandEvent& event); | |
54 | ||
55 | void OnQuit(wxCommandEvent& event); | |
56 | void OnAbout(wxCommandEvent& event); | |
57 | ||
58 | void OnDummy(wxCommandEvent& event); | |
59 | ||
60 | void OnAppendMenuItem(wxCommandEvent& event); | |
61 | void OnAppendSubMenu(wxCommandEvent& event); | |
62 | void OnDeleteMenuItem(wxCommandEvent& event); | |
63 | void OnInsertMenuItem(wxCommandEvent& event); | |
64 | void OnCheckMenuItem(wxCommandEvent& event); | |
65 | void OnEnableMenuItem(wxCommandEvent& event); | |
66 | void OnGetLabelMenuItem(wxCommandEvent& event); | |
67 | void OnSetLabelMenuItem(wxCommandEvent& event); | |
68 | void OnGetMenuItemInfo(wxCommandEvent& event); | |
69 | ||
70 | void OnAppendMenu(wxCommandEvent& event); | |
71 | void OnInsertMenu(wxCommandEvent& event); | |
72 | void OnDeleteMenu(wxCommandEvent& event); | |
73 | void OnToggleMenu(wxCommandEvent& event); | |
74 | void OnEnableMenu(wxCommandEvent& event); | |
75 | void OnGetLabelMenu(wxCommandEvent& event); | |
76 | void OnSetLabelMenu(wxCommandEvent& event); | |
77 | ||
78 | void OnRightDown(wxMouseEvent& event); | |
79 | ||
80 | void OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event); | |
81 | ||
82 | private: | |
83 | wxMenu *CreateDummyMenu(wxString *title); | |
84 | ||
85 | wxMenuItem *GetLastMenuItem() const; | |
86 | ||
87 | wxMenu *m_menu; | |
88 | ||
89 | size_t m_countDummy; | |
90 | ||
91 | DECLARE_EVENT_TABLE() | |
92 | }; | |
93 | ||
94 | // A small helper class which intercepts all menu events and logs them | |
95 | class MyEvtHandler : public wxEvtHandler | |
96 | { | |
97 | public: | |
98 | MyEvtHandler(MyFrame *frame) { m_frame = frame; } | |
99 | ||
100 | void OnMenuEvent(wxCommandEvent& event) | |
101 | { | |
102 | m_frame->LogMenuEvent(event); | |
103 | ||
104 | event.Skip(); | |
105 | } | |
106 | ||
107 | private: | |
108 | MyFrame *m_frame; | |
109 | ||
110 | DECLARE_EVENT_TABLE() | |
111 | }; | |
112 | ||
113 | // ---------------------------------------------------------------------------- | |
114 | // constants | |
115 | // ---------------------------------------------------------------------------- | |
116 | ||
117 | enum | |
118 | { | |
119 | Menu_File_Quit = 100, | |
120 | ||
121 | Menu_MenuBar_Toggle = 200, | |
122 | Menu_MenuBar_Append, | |
123 | Menu_MenuBar_Insert, | |
124 | Menu_MenuBar_Delete, | |
125 | Menu_MenuBar_Enable, | |
126 | Menu_MenuBar_GetLabel, | |
127 | Menu_MenuBar_SetLabel, | |
128 | ||
129 | Menu_Menu_Append = 300, | |
130 | Menu_Menu_AppendSub, | |
131 | Menu_Menu_Insert, | |
132 | Menu_Menu_Delete, | |
133 | Menu_Menu_Enable, | |
134 | Menu_Menu_Check, | |
135 | Menu_Menu_GetLabel, | |
136 | Menu_Menu_SetLabel, | |
137 | Menu_Menu_GetInfo, | |
138 | ||
139 | Menu_Dummy_First = 400, | |
140 | Menu_Dummy_Second, | |
141 | Menu_Dummy_Third, | |
142 | Menu_Dummy_Fourth, | |
143 | Menu_Dummy_Last, | |
144 | ||
145 | Menu_Help_About = 1000, | |
146 | ||
147 | Menu_Popup_ToBeDeleted = 2000, | |
148 | Menu_Popup_ToBeGreyed, | |
149 | Menu_Popup_ToBeChecked, | |
150 | Menu_Popup_Submenu, | |
151 | ||
152 | Menu_Max | |
153 | }; | |
154 | ||
155 | // ---------------------------------------------------------------------------- | |
156 | // event tables | |
157 | // ---------------------------------------------------------------------------- | |
158 | ||
159 | BEGIN_EVENT_TABLE(MyFrame, wxFrame) | |
160 | EVT_MENU(Menu_File_Quit, MyFrame::OnQuit) | |
161 | ||
162 | EVT_MENU(Menu_Help_About, MyFrame::OnAbout) | |
163 | ||
164 | EVT_MENU(Menu_MenuBar_Toggle, MyFrame::OnToggleMenu) | |
165 | EVT_MENU(Menu_MenuBar_Append, MyFrame::OnAppendMenu) | |
166 | EVT_MENU(Menu_MenuBar_Insert, MyFrame::OnInsertMenu) | |
167 | EVT_MENU(Menu_MenuBar_Delete, MyFrame::OnDeleteMenu) | |
168 | EVT_MENU(Menu_MenuBar_Enable, MyFrame::OnEnableMenu) | |
169 | EVT_MENU(Menu_MenuBar_GetLabel, MyFrame::OnGetLabelMenu) | |
170 | EVT_MENU(Menu_MenuBar_SetLabel, MyFrame::OnSetLabelMenu) | |
171 | ||
172 | EVT_MENU(Menu_Menu_Append, MyFrame::OnAppendMenuItem) | |
173 | EVT_MENU(Menu_Menu_AppendSub, MyFrame::OnAppendSubMenu) | |
174 | EVT_MENU(Menu_Menu_Insert, MyFrame::OnInsertMenuItem) | |
175 | EVT_MENU(Menu_Menu_Delete, MyFrame::OnDeleteMenuItem) | |
176 | EVT_MENU(Menu_Menu_Enable, MyFrame::OnEnableMenuItem) | |
177 | EVT_MENU(Menu_Menu_Check, MyFrame::OnCheckMenuItem) | |
178 | EVT_MENU(Menu_Menu_GetLabel, MyFrame::OnGetLabelMenuItem) | |
179 | EVT_MENU(Menu_Menu_SetLabel, MyFrame::OnSetLabelMenuItem) | |
180 | EVT_MENU(Menu_Menu_GetInfo, MyFrame::OnGetMenuItemInfo) | |
181 | ||
182 | EVT_MENU_RANGE(Menu_Dummy_First, Menu_Dummy_Last, MyFrame::OnDummy) | |
183 | ||
184 | EVT_UPDATE_UI(Menu_Menu_Check, MyFrame::OnUpdateCheckMenuItemUI) | |
185 | ||
186 | EVT_RIGHT_DOWN(MyFrame::OnRightDown) | |
187 | END_EVENT_TABLE() | |
188 | ||
189 | BEGIN_EVENT_TABLE(MyEvtHandler, wxEvtHandler) | |
190 | EVT_MENU(-1, MyEvtHandler::OnMenuEvent) | |
191 | END_EVENT_TABLE() | |
192 | ||
193 | // ============================================================================ | |
194 | // implementation | |
195 | // ============================================================================ | |
196 | ||
197 | // ---------------------------------------------------------------------------- | |
198 | // MyApp | |
199 | // ---------------------------------------------------------------------------- | |
200 | ||
201 | IMPLEMENT_APP(MyApp) | |
202 | ||
203 | // The `main program' equivalent, creating the windows and returning the | |
204 | // main frame | |
205 | bool MyApp::OnInit() | |
206 | { | |
207 | // Create the main frame window | |
208 | MyFrame* frame = new MyFrame; | |
209 | ||
210 | frame->Show(TRUE); | |
211 | ||
212 | frame->SetStatusText("Hello, wxWindows"); | |
213 | ||
214 | SetTopWindow(frame); | |
215 | ||
216 | return TRUE; | |
217 | } | |
218 | ||
219 | // ---------------------------------------------------------------------------- | |
220 | // MyFrame | |
221 | // ---------------------------------------------------------------------------- | |
222 | ||
223 | // Define my frame constructor | |
224 | MyFrame::MyFrame() | |
225 | : wxFrame((wxFrame *)NULL, -1, "wxWindows menu sample", | |
226 | wxDefaultPosition, wxSize(300, 200)) | |
227 | { | |
228 | m_menu = NULL; | |
229 | m_countDummy = 0; | |
230 | ||
231 | CreateStatusBar(2); | |
232 | ||
233 | // create the menubar | |
234 | wxMenu *fileMenu = new wxMenu; | |
235 | fileMenu->Append(Menu_File_Quit, "E&xit\tAlt-X", "Quit toolbar sample" ); | |
236 | ||
237 | wxMenuItem *bitmap_menu_item = new wxMenuItem( fileMenu, Menu_File_Quit, "Quit with &bitmap" ); | |
238 | bitmap_menu_item->SetBitmap( wxBitmap( copy_xpm ) ); | |
239 | fileMenu->Append( bitmap_menu_item ); | |
240 | ||
241 | wxMenu *menubarMenu = new wxMenu; | |
242 | menubarMenu->Append(Menu_MenuBar_Append, "&Append menu\tCtrl-A", | |
243 | "Append a menu to the menubar"); | |
244 | menubarMenu->Append(Menu_MenuBar_Insert, "&Insert menu\tCtrl-I", | |
245 | "Insert a menu into the menubar"); | |
246 | menubarMenu->Append(Menu_MenuBar_Delete, "&Delete menu\tCtrl-D", | |
247 | "Delete the last menu from the menubar"); | |
248 | menubarMenu->Append(Menu_MenuBar_Toggle, "&Toggle menu\tCtrl-T", | |
249 | "Toggle the first menu in the menubar", TRUE); | |
250 | menubarMenu->AppendSeparator(); | |
251 | menubarMenu->Append(Menu_MenuBar_Enable, "&Enable menu\tCtrl-E", | |
252 | "Enable or disable the last menu", TRUE); | |
253 | menubarMenu->AppendSeparator(); | |
254 | menubarMenu->Append(Menu_MenuBar_GetLabel, "&Get menu label\tCtrl-G", | |
255 | "Get the label of the last menu"); | |
256 | menubarMenu->Append(Menu_MenuBar_SetLabel, "&Set menu label\tCtrl-S", | |
257 | "Change the label of the last menu"); | |
258 | ||
259 | wxMenu *menuMenu = new wxMenu; | |
260 | menuMenu->Append(Menu_Menu_Append, "&Append menu item\tAlt-A", | |
261 | "Append a menu item to the last menu"); | |
262 | menuMenu->Append(Menu_Menu_AppendSub, "&Append sub menu\tAlt-S", | |
263 | "Append a sub menu to the last menu"); | |
264 | menuMenu->Append(Menu_Menu_Insert, "&Insert menu item\tAlt-I", | |
265 | "Insert a menu item in head of the last menu"); | |
266 | menuMenu->Append(Menu_Menu_Delete, "&Delete menu item\tAlt-D", | |
267 | "Delete the last menu item from the last menu"); | |
268 | menuMenu->AppendSeparator(); | |
269 | menuMenu->Append(Menu_Menu_Enable, "&Enable menu item\tAlt-E", | |
270 | "Enable or disable the last menu item", TRUE); | |
271 | menuMenu->Append(Menu_Menu_Check, "&Check menu item\tAlt-C", | |
272 | "Check or uncheck the last menu item", TRUE); | |
273 | menuMenu->AppendSeparator(); | |
274 | menuMenu->Append(Menu_Menu_GetLabel, "&Get menu item label\tAlt-G", | |
275 | "Get the label of the last menu item"); | |
276 | menuMenu->Append(Menu_Menu_SetLabel, "&Set menu item label\tAlt-S", | |
277 | "Change the label of the last menu item"); | |
278 | menuMenu->AppendSeparator(); | |
279 | menuMenu->Append(Menu_Menu_GetInfo, "Get menu item in&fo\tAlt-F", | |
280 | "Show the state of the last menu item"); | |
281 | ||
282 | wxMenu *helpMenu = new wxMenu; | |
283 | helpMenu->Append(Menu_Help_About, "&About\tF1", "About menu sample"); | |
284 | ||
285 | wxMenuBar* menuBar = new wxMenuBar( wxMB_DOCKABLE ); | |
286 | ||
287 | menuBar->Append(fileMenu, "&File"); | |
288 | menuBar->Append(menubarMenu, "Menu&bar"); | |
289 | menuBar->Append(menuMenu, "&Menu"); | |
290 | menuBar->Append(helpMenu, "&Help"); | |
291 | ||
292 | // these items should be initially checked | |
293 | menuBar->Check(Menu_MenuBar_Toggle, TRUE); | |
294 | menuBar->Check(Menu_MenuBar_Enable, TRUE); | |
295 | menuBar->Check(Menu_Menu_Enable, TRUE); | |
296 | menuBar->Check(Menu_Menu_Check, FALSE); | |
297 | ||
298 | // associate the menu bar with the frame | |
299 | SetMenuBar(menuBar); | |
300 | ||
301 | // intercept all menu events and log them in this custom event handler | |
302 | PushEventHandler(new MyEvtHandler(this)); | |
303 | } | |
304 | ||
305 | MyFrame::~MyFrame() | |
306 | { | |
307 | delete m_menu; | |
308 | ||
309 | // delete the event handler installed in ctor | |
310 | PopEventHandler(TRUE); | |
311 | } | |
312 | ||
313 | wxMenu *MyFrame::CreateDummyMenu(wxString *title) | |
314 | { | |
315 | wxMenu *menu = new wxMenu; | |
316 | menu->Append(Menu_Dummy_First, "First item\tCtrl-F1"); | |
317 | menu->AppendSeparator(); | |
318 | menu->Append(Menu_Dummy_Second, "Second item\tCtrl-F2", "", TRUE); | |
319 | ||
320 | if ( title ) | |
321 | { | |
322 | title->Printf("Dummy menu &%d", ++m_countDummy); | |
323 | } | |
324 | ||
325 | return menu; | |
326 | } | |
327 | ||
328 | wxMenuItem *MyFrame::GetLastMenuItem() const | |
329 | { | |
330 | wxMenuBar *menubar = GetMenuBar(); | |
331 | wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1); | |
332 | ||
333 | wxMenuItemList::Node *node = menu->GetMenuItems().GetLast(); | |
334 | if ( !node ) | |
335 | { | |
336 | wxLogWarning("No last item in the last menu!"); | |
337 | ||
338 | return NULL; | |
339 | } | |
340 | else | |
341 | { | |
342 | return node->GetData(); | |
343 | } | |
344 | } | |
345 | ||
346 | void MyFrame::LogMenuEvent(const wxCommandEvent& event) | |
347 | { | |
348 | int id = event.GetId(); | |
349 | wxString msg = wxString::Format("Menu command %d", id); | |
350 | if ( GetMenuBar()->FindItem(id)->IsCheckable() ) | |
351 | { | |
352 | msg += wxString::Format(" (the item is currently %schecked)", | |
353 | event.IsChecked() ? "" : "not "); | |
354 | } | |
355 | ||
356 | SetStatusText(msg, 1); | |
357 | } | |
358 | ||
359 | // ---------------------------------------------------------------------------- | |
360 | // menu callbacks | |
361 | // ---------------------------------------------------------------------------- | |
362 | ||
363 | void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) | |
364 | { | |
365 | Close(TRUE); | |
366 | } | |
367 | ||
368 | void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) | |
369 | { | |
370 | (void)wxMessageBox("wxWindows toolbar sample", | |
371 | "About wxWindows menu sample", | |
372 | wxICON_INFORMATION); | |
373 | } | |
374 | ||
375 | void MyFrame::OnDeleteMenu(wxCommandEvent& WXUNUSED(event)) | |
376 | { | |
377 | wxMenuBar *mbar = GetMenuBar(); | |
378 | ||
379 | size_t count = mbar->GetMenuCount(); | |
380 | if ( count == 2 ) | |
381 | { | |
382 | // don't let delete the first 2 menus | |
383 | wxLogError("Can't delete any more menus"); | |
384 | } | |
385 | else | |
386 | { | |
387 | delete mbar->Remove(count - 1); | |
388 | } | |
389 | } | |
390 | ||
391 | void MyFrame::OnInsertMenu(wxCommandEvent& WXUNUSED(event)) | |
392 | { | |
393 | wxString title; | |
394 | wxMenu *menu = CreateDummyMenu(&title); | |
395 | GetMenuBar()->Insert(0, menu, title); | |
396 | } | |
397 | ||
398 | void MyFrame::OnAppendMenu(wxCommandEvent& WXUNUSED(event)) | |
399 | { | |
400 | wxString title; | |
401 | wxMenu *menu = CreateDummyMenu(&title); | |
402 | GetMenuBar()->Append(menu, title); | |
403 | } | |
404 | ||
405 | void MyFrame::OnToggleMenu(wxCommandEvent& WXUNUSED(event)) | |
406 | { | |
407 | wxMenuBar *mbar = GetMenuBar(); | |
408 | if ( !m_menu ) | |
409 | { | |
410 | // hide the menu | |
411 | m_menu = mbar->Remove(0); | |
412 | } | |
413 | else | |
414 | { | |
415 | // restore it | |
416 | mbar->Insert(0, m_menu, "&File"); | |
417 | m_menu = NULL; | |
418 | } | |
419 | } | |
420 | ||
421 | void MyFrame::OnEnableMenu(wxCommandEvent& WXUNUSED(event)) | |
422 | { | |
423 | wxMenuBar *mbar = GetMenuBar(); | |
424 | size_t count = mbar->GetMenuCount(); | |
425 | ||
426 | static bool s_enabled = TRUE; | |
427 | ||
428 | s_enabled = !s_enabled; | |
429 | mbar->EnableTop(count - 1, s_enabled); | |
430 | } | |
431 | ||
432 | void MyFrame::OnGetLabelMenu(wxCommandEvent& WXUNUSED(event)) | |
433 | { | |
434 | wxMenuBar *mbar = GetMenuBar(); | |
435 | size_t count = mbar->GetMenuCount(); | |
436 | ||
437 | wxLogMessage("The label of the last menu item is '%s'", | |
438 | mbar->GetLabelTop(count - 1).c_str()); | |
439 | } | |
440 | ||
441 | void MyFrame::OnSetLabelMenu(wxCommandEvent& WXUNUSED(event)) | |
442 | { | |
443 | wxMenuBar *mbar = GetMenuBar(); | |
444 | size_t count = mbar->GetMenuCount(); | |
445 | ||
446 | mbar->SetLabelTop(count - 1, "Dummy label &0"); | |
447 | } | |
448 | ||
449 | void MyFrame::OnDummy(wxCommandEvent& event) | |
450 | { | |
451 | wxString s; | |
452 | s.Printf("Dummy item #%d", event.GetId() - Menu_Dummy_First + 1); | |
453 | wxMessageBox(s, "Menu sample", wxICON_INFORMATION); | |
454 | } | |
455 | ||
456 | void MyFrame::OnAppendMenuItem(wxCommandEvent& WXUNUSED(event)) | |
457 | { | |
458 | wxMenuBar *menubar = GetMenuBar(); | |
459 | wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1); | |
460 | ||
461 | menu->AppendSeparator(); | |
462 | menu->Append(Menu_Dummy_Third, "Third dummy item\tCtrl-F3", | |
463 | "Checkable item", TRUE); | |
464 | } | |
465 | ||
466 | void MyFrame::OnAppendSubMenu(wxCommandEvent& WXUNUSED(event)) | |
467 | { | |
468 | wxMenuBar *menubar = GetMenuBar(); | |
469 | ||
470 | wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1); | |
471 | ||
472 | menu->Append(Menu_Dummy_Last, "Dummy sub menu", | |
473 | CreateDummyMenu(NULL), "Dummy sub menu help"); | |
474 | } | |
475 | ||
476 | void MyFrame::OnDeleteMenuItem(wxCommandEvent& WXUNUSED(event)) | |
477 | { | |
478 | wxMenuBar *menubar = GetMenuBar(); | |
479 | wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1); | |
480 | ||
481 | size_t count = menu->GetMenuItemCount(); | |
482 | if ( !count ) | |
483 | { | |
484 | wxLogWarning("No items to delete!"); | |
485 | } | |
486 | else | |
487 | { | |
488 | menu->Destroy(menu->GetMenuItems().Item(count - 1)->GetData()); | |
489 | } | |
490 | } | |
491 | ||
492 | void MyFrame::OnInsertMenuItem(wxCommandEvent& WXUNUSED(event)) | |
493 | { | |
494 | wxMenuBar *menubar = GetMenuBar(); | |
495 | wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1); | |
496 | ||
497 | menu->Insert(0, wxMenuItem::New(menu, Menu_Dummy_Fourth, | |
498 | "Fourth dummy item\tCtrl-F4")); | |
499 | menu->Insert(1, wxMenuItem::New(menu, wxID_SEPARATOR, "")); | |
500 | } | |
501 | ||
502 | void MyFrame::OnEnableMenuItem(wxCommandEvent& WXUNUSED(event)) | |
503 | { | |
504 | wxMenuItem *item = GetLastMenuItem(); | |
505 | ||
506 | if ( item ) | |
507 | { | |
508 | item->Enable(!item->IsEnabled()); | |
509 | } | |
510 | } | |
511 | ||
512 | void MyFrame::OnCheckMenuItem(wxCommandEvent& WXUNUSED(event)) | |
513 | { | |
514 | wxMenuItem *item = GetLastMenuItem(); | |
515 | ||
516 | item->Toggle(); | |
517 | } | |
518 | ||
519 | void MyFrame::OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event) | |
520 | { | |
521 | wxLogNull nolog; | |
522 | ||
523 | wxMenuItem *item = GetLastMenuItem(); | |
524 | ||
525 | event.Enable(item && item->IsCheckable()); | |
526 | } | |
527 | ||
528 | void MyFrame::OnGetLabelMenuItem(wxCommandEvent& WXUNUSED(event)) | |
529 | { | |
530 | wxMenuItem *item = GetLastMenuItem(); | |
531 | ||
532 | if ( item ) | |
533 | { | |
534 | wxLogMessage("The label of the last menu item is '%s'", | |
535 | item->GetLabel().c_str()); | |
536 | } | |
537 | } | |
538 | ||
539 | void MyFrame::OnSetLabelMenuItem(wxCommandEvent& WXUNUSED(event)) | |
540 | { | |
541 | wxMenuItem *item = GetLastMenuItem(); | |
542 | ||
543 | if ( item ) | |
544 | { | |
545 | item->SetText("Dummy menu item text"); | |
546 | } | |
547 | } | |
548 | ||
549 | void MyFrame::OnGetMenuItemInfo(wxCommandEvent& WXUNUSED(event)) | |
550 | { | |
551 | wxMenuItem *item = GetLastMenuItem(); | |
552 | ||
553 | if ( item ) | |
554 | { | |
555 | wxString msg; | |
556 | msg << "The item is " << (item->IsEnabled() ? "enabled" | |
557 | : "disabled") | |
558 | << '\n'; | |
559 | ||
560 | if ( item->IsCheckable() ) | |
561 | { | |
562 | msg << "It is checkable and " << (item->IsChecked() ? "" : "un") | |
563 | << "checked\n"; | |
564 | } | |
565 | ||
566 | #if wxUSE_ACCEL | |
567 | wxAcceleratorEntry *accel = item->GetAccel(); | |
568 | if ( accel ) | |
569 | { | |
570 | msg << "Its accelerator is "; | |
571 | ||
572 | int flags = accel->GetFlags(); | |
573 | if ( flags & wxACCEL_ALT ) | |
574 | msg << wxT("Alt-"); | |
575 | if ( flags & wxACCEL_CTRL ) | |
576 | msg << wxT("Ctrl-"); | |
577 | if ( flags & wxACCEL_SHIFT ) | |
578 | msg << wxT("Shift-"); | |
579 | ||
580 | int code = accel->GetKeyCode(); | |
581 | switch ( code ) | |
582 | { | |
583 | case WXK_F1: | |
584 | case WXK_F2: | |
585 | case WXK_F3: | |
586 | case WXK_F4: | |
587 | case WXK_F5: | |
588 | case WXK_F6: | |
589 | case WXK_F7: | |
590 | case WXK_F8: | |
591 | case WXK_F9: | |
592 | case WXK_F10: | |
593 | case WXK_F11: | |
594 | case WXK_F12: | |
595 | msg << wxT('F') << code - WXK_F1 + 1; | |
596 | break; | |
597 | ||
598 | // if there are any other keys wxGetAccelFromString() may return, | |
599 | // we should process them here | |
600 | ||
601 | default: | |
602 | if ( wxIsalnum(code) ) | |
603 | { | |
604 | msg << (wxChar)code; | |
605 | ||
606 | break; | |
607 | } | |
608 | ||
609 | wxFAIL_MSG( wxT("unknown keyboard accel") ); | |
610 | } | |
611 | ||
612 | delete accel; | |
613 | } | |
614 | else | |
615 | { | |
616 | msg << "It doesn't have an accelerator"; | |
617 | } | |
618 | #endif // wxUSE_ACCEL | |
619 | ||
620 | wxLogMessage(msg); | |
621 | } | |
622 | } | |
623 | ||
624 | void MyFrame::OnRightDown(wxMouseEvent &event ) | |
625 | { | |
626 | wxMenu menu("Test popup"); | |
627 | ||
628 | menu.Append(Menu_Help_About, "&About"); | |
629 | menu.Append(Menu_Popup_Submenu, "Submenu", CreateDummyMenu(NULL)); | |
630 | menu.Append(Menu_Popup_ToBeDeleted, "To be deleted"); | |
631 | menu.Append(Menu_Popup_ToBeChecked, "To be checked", "", TRUE); | |
632 | menu.Append(Menu_Popup_ToBeGreyed, "To be greyed"); | |
633 | menu.AppendSeparator(); | |
634 | menu.Append(Menu_File_Quit, "E&xit"); | |
635 | ||
636 | menu.Delete(Menu_Popup_ToBeDeleted); | |
637 | menu.Check(Menu_Popup_ToBeChecked, TRUE); | |
638 | menu.Enable(Menu_Popup_ToBeGreyed, FALSE); | |
639 | ||
640 | PopupMenu( &menu, event.GetX(), event.GetY() ); | |
641 | ||
642 | // test for destroying items in popup menus | |
643 | #if 0 | |
644 | menu.Destroy(Menu_Popup_Submenu); | |
645 | ||
646 | PopupMenu( &menu, event.GetX(), event.GetY() ); | |
647 | #endif // 0 | |
648 | } |