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