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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 | #if !wxUSE_MENUS | |
33 | // nice try... | |
34 | #error "menu sample requires wxUSE_MENUS=1" | |
35 | #endif // wxUSE_MENUS | |
36 | ||
37 | #include "copy.xpm" | |
38 | ||
39 | #ifdef __WXUNIVERSAL__ | |
40 | #include "wx/univ/theme.h" | |
41 | ||
42 | WX_USE_THEME(win32); | |
43 | WX_USE_THEME(gtk); | |
44 | ||
45 | // not implemented yet | |
46 | #define wxMessageBox | |
47 | #endif // __WXUNIVERSAL__ | |
48 | ||
49 | // ---------------------------------------------------------------------------- | |
50 | // classes | |
51 | // ---------------------------------------------------------------------------- | |
52 | ||
53 | // Define a new application | |
54 | class MyApp: public wxApp | |
55 | { | |
56 | public: | |
57 | bool OnInit(); | |
58 | }; | |
59 | ||
60 | // Define a new frame | |
61 | class MyFrame: public wxFrame | |
62 | { | |
63 | public: | |
64 | MyFrame(); | |
65 | ||
66 | virtual ~MyFrame(); | |
67 | ||
68 | void LogMenuEvent(const wxCommandEvent& event); | |
69 | ||
70 | void OnQuit(wxCommandEvent& event); | |
71 | void OnAbout(wxCommandEvent& event); | |
72 | ||
73 | void OnDummy(wxCommandEvent& event); | |
74 | ||
75 | void OnAppendMenuItem(wxCommandEvent& event); | |
76 | void OnAppendSubMenu(wxCommandEvent& event); | |
77 | void OnDeleteMenuItem(wxCommandEvent& event); | |
78 | void OnInsertMenuItem(wxCommandEvent& event); | |
79 | void OnCheckMenuItem(wxCommandEvent& event); | |
80 | void OnEnableMenuItem(wxCommandEvent& event); | |
81 | void OnGetLabelMenuItem(wxCommandEvent& event); | |
82 | void OnSetLabelMenuItem(wxCommandEvent& event); | |
83 | void OnGetMenuItemInfo(wxCommandEvent& event); | |
84 | ||
85 | void OnAppendMenu(wxCommandEvent& event); | |
86 | void OnInsertMenu(wxCommandEvent& event); | |
87 | void OnDeleteMenu(wxCommandEvent& event); | |
88 | void OnToggleMenu(wxCommandEvent& event); | |
89 | void OnEnableMenu(wxCommandEvent& event); | |
90 | void OnGetLabelMenu(wxCommandEvent& event); | |
91 | void OnSetLabelMenu(wxCommandEvent& event); | |
92 | ||
93 | void OnRightDown(wxMouseEvent& event); | |
94 | ||
95 | void OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event); | |
96 | ||
97 | private: | |
98 | wxMenu *CreateDummyMenu(wxString *title); | |
99 | ||
100 | wxMenuItem *GetLastMenuItem() const; | |
101 | ||
102 | wxMenu *m_menu; | |
103 | ||
104 | size_t m_countDummy; | |
105 | ||
106 | DECLARE_EVENT_TABLE() | |
107 | }; | |
108 | ||
109 | // A small helper class which intercepts all menu events and logs them | |
110 | class MyEvtHandler : public wxEvtHandler | |
111 | { | |
112 | public: | |
113 | MyEvtHandler(MyFrame *frame) { m_frame = frame; } | |
114 | ||
115 | void OnMenuEvent(wxCommandEvent& event) | |
116 | { | |
117 | m_frame->LogMenuEvent(event); | |
118 | ||
119 | event.Skip(); | |
120 | } | |
121 | ||
122 | private: | |
123 | MyFrame *m_frame; | |
124 | ||
125 | DECLARE_EVENT_TABLE() | |
126 | }; | |
127 | ||
128 | // ---------------------------------------------------------------------------- | |
129 | // constants | |
130 | // ---------------------------------------------------------------------------- | |
131 | ||
132 | enum | |
133 | { | |
134 | Menu_File_Quit = 100, | |
135 | ||
136 | Menu_MenuBar_Toggle = 200, | |
137 | Menu_MenuBar_Append, | |
138 | Menu_MenuBar_Insert, | |
139 | Menu_MenuBar_Delete, | |
140 | Menu_MenuBar_Enable, | |
141 | Menu_MenuBar_GetLabel, | |
142 | Menu_MenuBar_SetLabel, | |
143 | ||
144 | Menu_Menu_Append = 300, | |
145 | Menu_Menu_AppendSub, | |
146 | Menu_Menu_Insert, | |
147 | Menu_Menu_Delete, | |
148 | Menu_Menu_Enable, | |
149 | Menu_Menu_Check, | |
150 | Menu_Menu_GetLabel, | |
151 | Menu_Menu_SetLabel, | |
152 | Menu_Menu_GetInfo, | |
153 | ||
154 | Menu_Dummy_First = 400, | |
155 | Menu_Dummy_Second, | |
156 | Menu_Dummy_Third, | |
157 | Menu_Dummy_Fourth, | |
158 | Menu_Dummy_Last, | |
159 | ||
160 | Menu_Help_About = 1000, | |
161 | ||
162 | Menu_Popup_ToBeDeleted = 2000, | |
163 | Menu_Popup_ToBeGreyed, | |
164 | Menu_Popup_ToBeChecked, | |
165 | Menu_Popup_Submenu, | |
166 | ||
167 | Menu_Max | |
168 | }; | |
169 | ||
170 | // ---------------------------------------------------------------------------- | |
171 | // event tables | |
172 | // ---------------------------------------------------------------------------- | |
173 | ||
174 | BEGIN_EVENT_TABLE(MyFrame, wxFrame) | |
175 | EVT_MENU(Menu_File_Quit, MyFrame::OnQuit) | |
176 | ||
177 | EVT_MENU(Menu_Help_About, MyFrame::OnAbout) | |
178 | ||
179 | EVT_MENU(Menu_MenuBar_Toggle, MyFrame::OnToggleMenu) | |
180 | EVT_MENU(Menu_MenuBar_Append, MyFrame::OnAppendMenu) | |
181 | EVT_MENU(Menu_MenuBar_Insert, MyFrame::OnInsertMenu) | |
182 | EVT_MENU(Menu_MenuBar_Delete, MyFrame::OnDeleteMenu) | |
183 | EVT_MENU(Menu_MenuBar_Enable, MyFrame::OnEnableMenu) | |
184 | EVT_MENU(Menu_MenuBar_GetLabel, MyFrame::OnGetLabelMenu) | |
185 | EVT_MENU(Menu_MenuBar_SetLabel, MyFrame::OnSetLabelMenu) | |
186 | ||
187 | EVT_MENU(Menu_Menu_Append, MyFrame::OnAppendMenuItem) | |
188 | EVT_MENU(Menu_Menu_AppendSub, MyFrame::OnAppendSubMenu) | |
189 | EVT_MENU(Menu_Menu_Insert, MyFrame::OnInsertMenuItem) | |
190 | EVT_MENU(Menu_Menu_Delete, MyFrame::OnDeleteMenuItem) | |
191 | EVT_MENU(Menu_Menu_Enable, MyFrame::OnEnableMenuItem) | |
192 | EVT_MENU(Menu_Menu_Check, MyFrame::OnCheckMenuItem) | |
193 | EVT_MENU(Menu_Menu_GetLabel, MyFrame::OnGetLabelMenuItem) | |
194 | EVT_MENU(Menu_Menu_SetLabel, MyFrame::OnSetLabelMenuItem) | |
195 | EVT_MENU(Menu_Menu_GetInfo, MyFrame::OnGetMenuItemInfo) | |
196 | ||
197 | EVT_MENU_RANGE(Menu_Dummy_First, Menu_Dummy_Last, MyFrame::OnDummy) | |
198 | ||
199 | EVT_UPDATE_UI(Menu_Menu_Check, MyFrame::OnUpdateCheckMenuItemUI) | |
200 | ||
201 | EVT_RIGHT_DOWN(MyFrame::OnRightDown) | |
202 | END_EVENT_TABLE() | |
203 | ||
204 | BEGIN_EVENT_TABLE(MyEvtHandler, wxEvtHandler) | |
205 | EVT_MENU(-1, MyEvtHandler::OnMenuEvent) | |
206 | END_EVENT_TABLE() | |
207 | ||
208 | // ============================================================================ | |
209 | // implementation | |
210 | // ============================================================================ | |
211 | ||
212 | // ---------------------------------------------------------------------------- | |
213 | // MyApp | |
214 | // ---------------------------------------------------------------------------- | |
215 | ||
216 | IMPLEMENT_APP(MyApp) | |
217 | ||
218 | // The `main program' equivalent, creating the windows and returning the | |
219 | // main frame | |
220 | bool MyApp::OnInit() | |
221 | { | |
222 | // Create the main frame window | |
223 | MyFrame* frame = new MyFrame; | |
224 | ||
225 | frame->Show(TRUE); | |
226 | ||
227 | #if wxUSE_STATUSBAR | |
228 | frame->SetStatusText("Hello, wxWindows"); | |
229 | #endif // wxUSE_STATUSBAR | |
230 | ||
231 | SetTopWindow(frame); | |
232 | ||
233 | return TRUE; | |
234 | } | |
235 | ||
236 | // ---------------------------------------------------------------------------- | |
237 | // MyFrame | |
238 | // ---------------------------------------------------------------------------- | |
239 | ||
240 | // Define my frame constructor | |
241 | MyFrame::MyFrame() | |
242 | : wxFrame((wxFrame *)NULL, -1, "wxWindows menu sample", | |
243 | wxDefaultPosition, wxSize(300, 200)) | |
244 | { | |
245 | m_menu = NULL; | |
246 | m_countDummy = 0; | |
247 | ||
248 | #if wxUSE_STATUSBAR | |
249 | CreateStatusBar(2); | |
250 | #endif // wxUSE_STATUSBAR | |
251 | ||
252 | // create the menubar | |
253 | wxMenu *fileMenu = new wxMenu; | |
254 | fileMenu->Append(Menu_File_Quit, "E&xit\tAlt-X", "Quit toolbar sample"); | |
255 | ||
256 | wxMenuItem *itemBitmap = new wxMenuItem(fileMenu, Menu_File_Quit, | |
257 | "Quit with &bitmap\tAlt-Q"); | |
258 | itemBitmap->SetBitmap(wxBitmap(copy_xpm)); | |
259 | fileMenu->Append(itemBitmap); | |
260 | ||
261 | wxMenu *menubarMenu = new wxMenu; | |
262 | menubarMenu->Append(Menu_MenuBar_Append, "&Append menu\tCtrl-A", | |
263 | "Append a menu to the menubar"); | |
264 | menubarMenu->Append(Menu_MenuBar_Insert, "&Insert menu\tCtrl-I", | |
265 | "Insert a menu into the menubar"); | |
266 | menubarMenu->Append(Menu_MenuBar_Delete, "&Delete menu\tCtrl-D", | |
267 | "Delete the last menu from the menubar"); | |
268 | menubarMenu->Append(Menu_MenuBar_Toggle, "&Toggle menu\tCtrl-T", | |
269 | "Toggle the first menu in the menubar", TRUE); | |
270 | menubarMenu->AppendSeparator(); | |
271 | menubarMenu->Append(Menu_MenuBar_Enable, "&Enable menu\tCtrl-E", | |
272 | "Enable or disable the last menu", TRUE); | |
273 | menubarMenu->AppendSeparator(); | |
274 | menubarMenu->Append(Menu_MenuBar_GetLabel, "&Get menu label\tCtrl-G", | |
275 | "Get the label of the last menu"); | |
276 | menubarMenu->Append(Menu_MenuBar_SetLabel, "&Set menu label\tCtrl-S", | |
277 | "Change the label of the last menu"); | |
278 | ||
279 | wxMenu *menuMenu = new wxMenu; | |
280 | menuMenu->Append(Menu_Menu_Append, "&Append menu item\tAlt-A", | |
281 | "Append a menu item to the last menu"); | |
282 | menuMenu->Append(Menu_Menu_AppendSub, "&Append sub menu\tAlt-S", | |
283 | "Append a sub menu to the last menu"); | |
284 | menuMenu->Append(Menu_Menu_Insert, "&Insert menu item\tAlt-I", | |
285 | "Insert a menu item in head of the last menu"); | |
286 | menuMenu->Append(Menu_Menu_Delete, "&Delete menu item\tAlt-D", | |
287 | "Delete the last menu item from the last menu"); | |
288 | menuMenu->AppendSeparator(); | |
289 | menuMenu->Append(Menu_Menu_Enable, "&Enable menu item\tAlt-E", | |
290 | "Enable or disable the last menu item", TRUE); | |
291 | menuMenu->Append(Menu_Menu_Check, "&Check menu item\tAlt-C", | |
292 | "Check or uncheck the last menu item", TRUE); | |
293 | menuMenu->AppendSeparator(); | |
294 | menuMenu->Append(Menu_Menu_GetLabel, "&Get menu item label\tAlt-G", | |
295 | "Get the label of the last menu item"); | |
296 | menuMenu->Append(Menu_Menu_SetLabel, "&Set menu item label\tAlt-S", | |
297 | "Change the label of the last menu item"); | |
298 | menuMenu->AppendSeparator(); | |
299 | menuMenu->Append(Menu_Menu_GetInfo, "Get menu item in&fo\tAlt-F", | |
300 | "Show the state of the last menu item"); | |
301 | ||
302 | wxMenu *helpMenu = new wxMenu; | |
303 | helpMenu->Append(Menu_Help_About, "&About\tF1", "About menu sample"); | |
304 | ||
305 | wxMenuBar* menuBar = new wxMenuBar( wxMB_DOCKABLE ); | |
306 | ||
307 | menuBar->Append(fileMenu, "&File"); | |
308 | menuBar->Append(menubarMenu, "Menu&bar"); | |
309 | menuBar->Append(menuMenu, "&Menu"); | |
310 | menuBar->Append(helpMenu, "&Help"); | |
311 | ||
312 | // these items should be initially checked | |
313 | menuBar->Check(Menu_MenuBar_Toggle, TRUE); | |
314 | menuBar->Check(Menu_MenuBar_Enable, TRUE); | |
315 | menuBar->Check(Menu_Menu_Enable, TRUE); | |
316 | menuBar->Check(Menu_Menu_Check, FALSE); | |
317 | ||
318 | // associate the menu bar with the frame | |
319 | SetMenuBar(menuBar); | |
320 | ||
321 | // intercept all menu events and log them in this custom event handler | |
322 | PushEventHandler(new MyEvtHandler(this)); | |
323 | } | |
324 | ||
325 | MyFrame::~MyFrame() | |
326 | { | |
327 | delete m_menu; | |
328 | ||
329 | // delete the event handler installed in ctor | |
330 | PopEventHandler(TRUE); | |
331 | } | |
332 | ||
333 | wxMenu *MyFrame::CreateDummyMenu(wxString *title) | |
334 | { | |
335 | wxMenu *menu = new wxMenu; | |
336 | menu->Append(Menu_Dummy_First, "First item\tCtrl-F1"); | |
337 | menu->AppendSeparator(); | |
338 | menu->Append(Menu_Dummy_Second, "Second item\tCtrl-F2", "", TRUE); | |
339 | ||
340 | if ( title ) | |
341 | { | |
342 | title->Printf("Dummy menu &%d", ++m_countDummy); | |
343 | } | |
344 | ||
345 | return menu; | |
346 | } | |
347 | ||
348 | wxMenuItem *MyFrame::GetLastMenuItem() const | |
349 | { | |
350 | wxMenuBar *menubar = GetMenuBar(); | |
351 | wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1); | |
352 | ||
353 | wxMenuItemList::Node *node = menu->GetMenuItems().GetLast(); | |
354 | if ( !node ) | |
355 | { | |
356 | wxLogWarning("No last item in the last menu!"); | |
357 | ||
358 | return NULL; | |
359 | } | |
360 | else | |
361 | { | |
362 | return node->GetData(); | |
363 | } | |
364 | } | |
365 | ||
366 | void MyFrame::LogMenuEvent(const wxCommandEvent& event) | |
367 | { | |
368 | int id = event.GetId(); | |
369 | if (!GetMenuBar()->FindItem(id)) | |
370 | return; | |
371 | wxString msg = wxString::Format("Menu command %d", id); | |
372 | if ( GetMenuBar()->FindItem(id)->IsCheckable() ) | |
373 | { | |
374 | msg += wxString::Format(" (the item is currently %schecked)", | |
375 | event.IsChecked() ? "" : "not "); | |
376 | } | |
377 | ||
378 | #if wxUSE_STATUSBAR | |
379 | SetStatusText(msg, 1); | |
380 | #endif // wxUSE_STATUSBAR | |
381 | } | |
382 | ||
383 | // ---------------------------------------------------------------------------- | |
384 | // menu callbacks | |
385 | // ---------------------------------------------------------------------------- | |
386 | ||
387 | void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) | |
388 | { | |
389 | Close(TRUE); | |
390 | } | |
391 | ||
392 | void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) | |
393 | { | |
394 | (void)wxMessageBox("wxWindows toolbar sample", | |
395 | "About wxWindows menu sample", | |
396 | wxICON_INFORMATION); | |
397 | } | |
398 | ||
399 | void MyFrame::OnDeleteMenu(wxCommandEvent& WXUNUSED(event)) | |
400 | { | |
401 | wxMenuBar *mbar = GetMenuBar(); | |
402 | ||
403 | size_t count = mbar->GetMenuCount(); | |
404 | if ( count == 2 ) | |
405 | { | |
406 | // don't let delete the first 2 menus | |
407 | wxLogError("Can't delete any more menus"); | |
408 | } | |
409 | else | |
410 | { | |
411 | delete mbar->Remove(count - 1); | |
412 | } | |
413 | } | |
414 | ||
415 | void MyFrame::OnInsertMenu(wxCommandEvent& WXUNUSED(event)) | |
416 | { | |
417 | wxString title; | |
418 | wxMenu *menu = CreateDummyMenu(&title); | |
419 | GetMenuBar()->Insert(0, menu, title); | |
420 | } | |
421 | ||
422 | void MyFrame::OnAppendMenu(wxCommandEvent& WXUNUSED(event)) | |
423 | { | |
424 | wxString title; | |
425 | wxMenu *menu = CreateDummyMenu(&title); | |
426 | GetMenuBar()->Append(menu, title); | |
427 | } | |
428 | ||
429 | void MyFrame::OnToggleMenu(wxCommandEvent& WXUNUSED(event)) | |
430 | { | |
431 | wxMenuBar *mbar = GetMenuBar(); | |
432 | if ( !m_menu ) | |
433 | { | |
434 | // hide the menu | |
435 | m_menu = mbar->Remove(0); | |
436 | } | |
437 | else | |
438 | { | |
439 | // restore it | |
440 | mbar->Insert(0, m_menu, "&File"); | |
441 | m_menu = NULL; | |
442 | } | |
443 | } | |
444 | ||
445 | void MyFrame::OnEnableMenu(wxCommandEvent& WXUNUSED(event)) | |
446 | { | |
447 | wxMenuBar *mbar = GetMenuBar(); | |
448 | size_t count = mbar->GetMenuCount(); | |
449 | ||
450 | static bool s_enabled = TRUE; | |
451 | ||
452 | s_enabled = !s_enabled; | |
453 | mbar->EnableTop(count - 1, s_enabled); | |
454 | } | |
455 | ||
456 | void MyFrame::OnGetLabelMenu(wxCommandEvent& WXUNUSED(event)) | |
457 | { | |
458 | wxMenuBar *mbar = GetMenuBar(); | |
459 | size_t count = mbar->GetMenuCount(); | |
460 | ||
461 | wxLogMessage("The label of the last menu item is '%s'", | |
462 | mbar->GetLabelTop(count - 1).c_str()); | |
463 | } | |
464 | ||
465 | void MyFrame::OnSetLabelMenu(wxCommandEvent& WXUNUSED(event)) | |
466 | { | |
467 | wxMenuBar *mbar = GetMenuBar(); | |
468 | size_t count = mbar->GetMenuCount(); | |
469 | ||
470 | mbar->SetLabelTop(count - 1, "Dummy label &0"); | |
471 | } | |
472 | ||
473 | void MyFrame::OnDummy(wxCommandEvent& event) | |
474 | { | |
475 | wxString s; | |
476 | s.Printf("Dummy item #%d", event.GetId() - Menu_Dummy_First + 1); | |
477 | wxMessageBox(s, "Menu sample", wxICON_INFORMATION); | |
478 | } | |
479 | ||
480 | void MyFrame::OnAppendMenuItem(wxCommandEvent& WXUNUSED(event)) | |
481 | { | |
482 | wxMenuBar *menubar = GetMenuBar(); | |
483 | wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1); | |
484 | ||
485 | menu->AppendSeparator(); | |
486 | menu->Append(Menu_Dummy_Third, "Third dummy item\tCtrl-F3", | |
487 | "Checkable item", TRUE); | |
488 | } | |
489 | ||
490 | void MyFrame::OnAppendSubMenu(wxCommandEvent& WXUNUSED(event)) | |
491 | { | |
492 | wxMenuBar *menubar = GetMenuBar(); | |
493 | ||
494 | wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1); | |
495 | ||
496 | menu->Append(Menu_Dummy_Last, "Dummy sub menu", | |
497 | CreateDummyMenu(NULL), "Dummy sub menu help"); | |
498 | } | |
499 | ||
500 | void MyFrame::OnDeleteMenuItem(wxCommandEvent& WXUNUSED(event)) | |
501 | { | |
502 | wxMenuBar *menubar = GetMenuBar(); | |
503 | wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1); | |
504 | ||
505 | size_t count = menu->GetMenuItemCount(); | |
506 | if ( !count ) | |
507 | { | |
508 | wxLogWarning("No items to delete!"); | |
509 | } | |
510 | else | |
511 | { | |
512 | menu->Destroy(menu->GetMenuItems().Item(count - 1)->GetData()); | |
513 | } | |
514 | } | |
515 | ||
516 | void MyFrame::OnInsertMenuItem(wxCommandEvent& WXUNUSED(event)) | |
517 | { | |
518 | wxMenuBar *menubar = GetMenuBar(); | |
519 | wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1); | |
520 | ||
521 | menu->Insert(0, wxMenuItem::New(menu, Menu_Dummy_Fourth, | |
522 | "Fourth dummy item\tCtrl-F4")); | |
523 | menu->Insert(1, wxMenuItem::New(menu, wxID_SEPARATOR, "")); | |
524 | } | |
525 | ||
526 | void MyFrame::OnEnableMenuItem(wxCommandEvent& WXUNUSED(event)) | |
527 | { | |
528 | wxMenuItem *item = GetLastMenuItem(); | |
529 | ||
530 | if ( item ) | |
531 | { | |
532 | item->Enable(!item->IsEnabled()); | |
533 | } | |
534 | } | |
535 | ||
536 | void MyFrame::OnCheckMenuItem(wxCommandEvent& WXUNUSED(event)) | |
537 | { | |
538 | wxMenuItem *item = GetLastMenuItem(); | |
539 | ||
540 | item->Toggle(); | |
541 | } | |
542 | ||
543 | void MyFrame::OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event) | |
544 | { | |
545 | wxLogNull nolog; | |
546 | ||
547 | wxMenuItem *item = GetLastMenuItem(); | |
548 | ||
549 | event.Enable(item && item->IsCheckable()); | |
550 | } | |
551 | ||
552 | void MyFrame::OnGetLabelMenuItem(wxCommandEvent& WXUNUSED(event)) | |
553 | { | |
554 | wxMenuItem *item = GetLastMenuItem(); | |
555 | ||
556 | if ( item ) | |
557 | { | |
558 | wxLogMessage("The label of the last menu item is '%s'", | |
559 | item->GetLabel().c_str()); | |
560 | } | |
561 | } | |
562 | ||
563 | void MyFrame::OnSetLabelMenuItem(wxCommandEvent& WXUNUSED(event)) | |
564 | { | |
565 | wxMenuItem *item = GetLastMenuItem(); | |
566 | ||
567 | if ( item ) | |
568 | { | |
569 | item->SetText("Dummy menu item text"); | |
570 | } | |
571 | } | |
572 | ||
573 | void MyFrame::OnGetMenuItemInfo(wxCommandEvent& WXUNUSED(event)) | |
574 | { | |
575 | wxMenuItem *item = GetLastMenuItem(); | |
576 | ||
577 | if ( item ) | |
578 | { | |
579 | wxString msg; | |
580 | msg << "The item is " << (item->IsEnabled() ? "enabled" | |
581 | : "disabled") | |
582 | << '\n'; | |
583 | ||
584 | if ( item->IsCheckable() ) | |
585 | { | |
586 | msg << "It is checkable and " << (item->IsChecked() ? "" : "un") | |
587 | << "checked\n"; | |
588 | } | |
589 | ||
590 | #if wxUSE_ACCEL | |
591 | wxAcceleratorEntry *accel = item->GetAccel(); | |
592 | if ( accel ) | |
593 | { | |
594 | msg << "Its accelerator is "; | |
595 | ||
596 | int flags = accel->GetFlags(); | |
597 | if ( flags & wxACCEL_ALT ) | |
598 | msg << wxT("Alt-"); | |
599 | if ( flags & wxACCEL_CTRL ) | |
600 | msg << wxT("Ctrl-"); | |
601 | if ( flags & wxACCEL_SHIFT ) | |
602 | msg << wxT("Shift-"); | |
603 | ||
604 | int code = accel->GetKeyCode(); | |
605 | switch ( code ) | |
606 | { | |
607 | case WXK_F1: | |
608 | case WXK_F2: | |
609 | case WXK_F3: | |
610 | case WXK_F4: | |
611 | case WXK_F5: | |
612 | case WXK_F6: | |
613 | case WXK_F7: | |
614 | case WXK_F8: | |
615 | case WXK_F9: | |
616 | case WXK_F10: | |
617 | case WXK_F11: | |
618 | case WXK_F12: | |
619 | msg << wxT('F') << code - WXK_F1 + 1; | |
620 | break; | |
621 | ||
622 | // if there are any other keys wxGetAccelFromString() may return, | |
623 | // we should process them here | |
624 | ||
625 | default: | |
626 | if ( wxIsalnum(code) ) | |
627 | { | |
628 | msg << (wxChar)code; | |
629 | ||
630 | break; | |
631 | } | |
632 | ||
633 | wxFAIL_MSG( wxT("unknown keyboard accel") ); | |
634 | } | |
635 | ||
636 | delete accel; | |
637 | } | |
638 | else | |
639 | { | |
640 | msg << "It doesn't have an accelerator"; | |
641 | } | |
642 | #endif // wxUSE_ACCEL | |
643 | ||
644 | wxLogMessage(msg); | |
645 | } | |
646 | } | |
647 | ||
648 | void MyFrame::OnRightDown(wxMouseEvent &event ) | |
649 | { | |
650 | wxMenu menu("Test popup"); | |
651 | ||
652 | menu.Append(Menu_Help_About, "&About"); | |
653 | menu.Append(Menu_Popup_Submenu, "Submenu", CreateDummyMenu(NULL)); | |
654 | menu.Append(Menu_Popup_ToBeDeleted, "To be deleted"); | |
655 | menu.Append(Menu_Popup_ToBeChecked, "To be checked", "", TRUE); | |
656 | menu.Append(Menu_Popup_ToBeGreyed, "To be greyed"); | |
657 | menu.AppendSeparator(); | |
658 | menu.Append(Menu_File_Quit, "E&xit"); | |
659 | ||
660 | menu.Delete(Menu_Popup_ToBeDeleted); | |
661 | menu.Check(Menu_Popup_ToBeChecked, TRUE); | |
662 | menu.Enable(Menu_Popup_ToBeGreyed, FALSE); | |
663 | ||
664 | PopupMenu( &menu, event.GetX(), event.GetY() ); | |
665 | ||
666 | // test for destroying items in popup menus | |
667 | #if 0 | |
668 | menu.Destroy(Menu_Popup_Submenu); | |
669 | ||
670 | PopupMenu( &menu, event.GetX(), event.GetY() ); | |
671 | #endif // 0 | |
672 | } |