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[wxWidgets.git] / samples / menu / menu.cpp
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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".
92a19c2e 21#include "wx/wxprec.h"
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22
23#ifdef __BORLANDC__
24 #pragma hdrstop
25#endif
26
27#ifndef WX_PRECOMP
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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"
5c7766de 34 #include "wx/textdlg.h"
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35#endif
36
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37#if !wxUSE_MENUS
38 // nice try...
39 #error "menu sample requires wxUSE_MENUS=1"
40#endif // wxUSE_MENUS
41
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42#include "copy.xpm"
43
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44// ----------------------------------------------------------------------------
45// classes
46// ----------------------------------------------------------------------------
47
48// Define a new application
49class MyApp: public wxApp
50{
51public:
52 bool OnInit();
53};
54
55// Define a new frame
56class MyFrame: public wxFrame
57{
58public:
59 MyFrame();
60
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61 virtual ~MyFrame();
62
63 void LogMenuEvent(const wxCommandEvent& event);
717a57c2 64
e421922f 65protected:
717a57c2 66 void OnQuit(wxCommandEvent& event);
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67 void OnClearLog(wxCommandEvent& event);
68
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69 void OnAbout(wxCommandEvent& event);
70
71 void OnDummy(wxCommandEvent& event);
72
73 void OnAppendMenuItem(wxCommandEvent& event);
74 void OnAppendSubMenu(wxCommandEvent& event);
75 void OnDeleteMenuItem(wxCommandEvent& event);
76 void OnInsertMenuItem(wxCommandEvent& event);
77 void OnCheckMenuItem(wxCommandEvent& event);
78 void OnEnableMenuItem(wxCommandEvent& event);
79 void OnGetLabelMenuItem(wxCommandEvent& event);
80 void OnSetLabelMenuItem(wxCommandEvent& event);
a80c322c 81 void OnGetMenuItemInfo(wxCommandEvent& event);
f6d90fb9 82 void OnFindMenuItem(wxCommandEvent& event);
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83
84 void OnAppendMenu(wxCommandEvent& event);
f03ec224 85 void OnInsertMenu(wxCommandEvent& event);
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86 void OnDeleteMenu(wxCommandEvent& event);
87 void OnToggleMenu(wxCommandEvent& event);
88 void OnEnableMenu(wxCommandEvent& event);
89 void OnGetLabelMenu(wxCommandEvent& event);
90 void OnSetLabelMenu(wxCommandEvent& event);
f6d90fb9 91 void OnFindMenu(wxCommandEvent& event);
717a57c2 92
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93 void OnTestNormal(wxCommandEvent& event);
94 void OnTestCheck(wxCommandEvent& event);
95 void OnTestRadio(wxCommandEvent& event);
96
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97 void OnUpdateSubMenuNormal(wxUpdateUIEvent& event);
98 void OnUpdateSubMenuCheck(wxUpdateUIEvent& event);
99 void OnUpdateSubMenuRadio(wxUpdateUIEvent& event);
100
0c2d3577 101#if defined( __WXMSW__ ) || defined( __WXMAC__ )
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102 void OnContextMenu(wxContextMenuEvent& event)
103 { ShowContextMenu(ScreenToClient(event.GetPosition())); }
104#else
105 void OnRightUp(wxMouseEvent& event)
106 { ShowContextMenu(event.GetPosition()); }
107#endif
108
109 void OnMenuOpen(wxMenuEvent& event)
110 { LogMenuOpenOrClose(event, _T("opened")); }
111 void OnMenuClose(wxMenuEvent& event)
112 { LogMenuOpenOrClose(event, _T("closed")); }
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113
114 void OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event);
115
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116 void OnSize(wxSizeEvent& event);
117
717a57c2 118private:
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119 void LogMenuOpenOrClose(const wxMenuEvent& event, const wxChar *what);
120 void ShowContextMenu(const wxPoint& pos);
121
f03ec224 122 wxMenu *CreateDummyMenu(wxString *title);
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123
124 wxMenuItem *GetLastMenuItem() const;
125
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126 // the menu previously detached from the menubar (may be NULL)
127 wxMenu *m_menu;
717a57c2 128
e421922f 129 // the count of dummy menus already created
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130 size_t m_countDummy;
131
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132 // the control used for logging
133 wxTextCtrl *m_textctrl;
134
135 // the previous log target
136 wxLog *m_logOld;
137
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138 DECLARE_EVENT_TABLE()
139};
140
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141// A small helper class which intercepts all menu events and logs them
142class MyEvtHandler : public wxEvtHandler
143{
144public:
145 MyEvtHandler(MyFrame *frame) { m_frame = frame; }
146
147 void OnMenuEvent(wxCommandEvent& event)
148 {
149 m_frame->LogMenuEvent(event);
150
151 event.Skip();
152 }
153
154private:
155 MyFrame *m_frame;
156
157 DECLARE_EVENT_TABLE()
158};
159
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160// ----------------------------------------------------------------------------
161// constants
162// ----------------------------------------------------------------------------
163
164enum
165{
166 Menu_File_Quit = 100,
e421922f 167 Menu_File_ClearLog,
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168
169 Menu_MenuBar_Toggle = 200,
170 Menu_MenuBar_Append,
f03ec224 171 Menu_MenuBar_Insert,
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172 Menu_MenuBar_Delete,
173 Menu_MenuBar_Enable,
174 Menu_MenuBar_GetLabel,
175 Menu_MenuBar_SetLabel,
f6d90fb9 176 Menu_MenuBar_FindMenu,
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177
178 Menu_Menu_Append = 300,
179 Menu_Menu_AppendSub,
180 Menu_Menu_Insert,
181 Menu_Menu_Delete,
182 Menu_Menu_Enable,
183 Menu_Menu_Check,
184 Menu_Menu_GetLabel,
185 Menu_Menu_SetLabel,
a80c322c 186 Menu_Menu_GetInfo,
f6d90fb9 187 Menu_Menu_FindItem,
717a57c2 188
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189 Menu_Test_Normal = 400,
190 Menu_Test_Check,
191 Menu_Test_Radio1,
192 Menu_Test_Radio2,
193 Menu_Test_Radio3,
194
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195 Menu_SubMenu = 450,
196 Menu_SubMenu_Normal,
197 Menu_SubMenu_Check,
198 Menu_SubMenu_Radio1,
199 Menu_SubMenu_Radio2,
200 Menu_SubMenu_Radio3,
201
d65c269b 202 Menu_Dummy_First = 500,
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203 Menu_Dummy_Second,
204 Menu_Dummy_Third,
205 Menu_Dummy_Fourth,
206 Menu_Dummy_Last,
207
208 Menu_Help_About = 1000,
209
210 Menu_Popup_ToBeDeleted = 2000,
211 Menu_Popup_ToBeGreyed,
212 Menu_Popup_ToBeChecked,
213 Menu_Popup_Submenu,
214
215 Menu_Max
216};
217
218// ----------------------------------------------------------------------------
219// event tables
220// ----------------------------------------------------------------------------
221
222BEGIN_EVENT_TABLE(MyFrame, wxFrame)
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223 EVT_MENU(Menu_File_Quit, MyFrame::OnQuit)
224 EVT_MENU(Menu_File_ClearLog, MyFrame::OnClearLog)
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225
226 EVT_MENU(Menu_Help_About, MyFrame::OnAbout)
227
228 EVT_MENU(Menu_MenuBar_Toggle, MyFrame::OnToggleMenu)
229 EVT_MENU(Menu_MenuBar_Append, MyFrame::OnAppendMenu)
f03ec224 230 EVT_MENU(Menu_MenuBar_Insert, MyFrame::OnInsertMenu)
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231 EVT_MENU(Menu_MenuBar_Delete, MyFrame::OnDeleteMenu)
232 EVT_MENU(Menu_MenuBar_Enable, MyFrame::OnEnableMenu)
233 EVT_MENU(Menu_MenuBar_GetLabel, MyFrame::OnGetLabelMenu)
234 EVT_MENU(Menu_MenuBar_SetLabel, MyFrame::OnSetLabelMenu)
f6d90fb9 235 EVT_MENU(Menu_MenuBar_FindMenu, MyFrame::OnFindMenu)
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236
237 EVT_MENU(Menu_Menu_Append, MyFrame::OnAppendMenuItem)
238 EVT_MENU(Menu_Menu_AppendSub, MyFrame::OnAppendSubMenu)
239 EVT_MENU(Menu_Menu_Insert, MyFrame::OnInsertMenuItem)
240 EVT_MENU(Menu_Menu_Delete, MyFrame::OnDeleteMenuItem)
241 EVT_MENU(Menu_Menu_Enable, MyFrame::OnEnableMenuItem)
a80c322c 242 EVT_MENU(Menu_Menu_Check, MyFrame::OnCheckMenuItem)
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243 EVT_MENU(Menu_Menu_GetLabel, MyFrame::OnGetLabelMenuItem)
244 EVT_MENU(Menu_Menu_SetLabel, MyFrame::OnSetLabelMenuItem)
a80c322c 245 EVT_MENU(Menu_Menu_GetInfo, MyFrame::OnGetMenuItemInfo)
f6d90fb9 246 EVT_MENU(Menu_Menu_FindItem, MyFrame::OnFindMenuItem)
717a57c2 247
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248 EVT_MENU(Menu_Test_Normal, MyFrame::OnTestNormal)
249 EVT_MENU(Menu_Test_Check, MyFrame::OnTestCheck)
250 EVT_MENU(Menu_Test_Radio1, MyFrame::OnTestRadio)
251 EVT_MENU(Menu_Test_Radio2, MyFrame::OnTestRadio)
252 EVT_MENU(Menu_Test_Radio3, MyFrame::OnTestRadio)
253
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254 EVT_UPDATE_UI(Menu_SubMenu_Normal, MyFrame::OnUpdateSubMenuNormal)
255 EVT_UPDATE_UI(Menu_SubMenu_Check, MyFrame::OnUpdateSubMenuCheck)
256 EVT_UPDATE_UI(Menu_SubMenu_Radio1, MyFrame::OnUpdateSubMenuRadio)
257 EVT_UPDATE_UI(Menu_SubMenu_Radio2, MyFrame::OnUpdateSubMenuRadio)
258 EVT_UPDATE_UI(Menu_SubMenu_Radio3, MyFrame::OnUpdateSubMenuRadio)
259
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260 EVT_MENU_RANGE(Menu_Dummy_First, Menu_Dummy_Last, MyFrame::OnDummy)
261
262 EVT_UPDATE_UI(Menu_Menu_Check, MyFrame::OnUpdateCheckMenuItemUI)
263
0c2d3577 264#if defined( __WXMSW__ ) || defined( __WXMAC__ )
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265 EVT_CONTEXT_MENU(MyFrame::OnContextMenu)
266#else
e421922f 267 EVT_RIGHT_UP(MyFrame::OnRightUp)
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268#endif
269
270 EVT_MENU_OPEN(MyFrame::OnMenuOpen)
271 EVT_MENU_CLOSE(MyFrame::OnMenuClose)
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272
273 EVT_SIZE(MyFrame::OnSize)
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274END_EVENT_TABLE()
275
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276BEGIN_EVENT_TABLE(MyEvtHandler, wxEvtHandler)
277 EVT_MENU(-1, MyEvtHandler::OnMenuEvent)
278END_EVENT_TABLE()
279
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280// ============================================================================
281// implementation
282// ============================================================================
283
284// ----------------------------------------------------------------------------
285// MyApp
286// ----------------------------------------------------------------------------
287
288IMPLEMENT_APP(MyApp)
289
290// The `main program' equivalent, creating the windows and returning the
291// main frame
292bool MyApp::OnInit()
293{
294 // Create the main frame window
295 MyFrame* frame = new MyFrame;
296
297 frame->Show(TRUE);
298
6d5b2a57 299#if wxUSE_STATUSBAR
42ed7532 300 frame->SetStatusText(_T("Welcome to wxWindows menu sample"));
6d5b2a57 301#endif // wxUSE_STATUSBAR
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302
303 SetTopWindow(frame);
304
305 return TRUE;
306}
307
308// ----------------------------------------------------------------------------
309// MyFrame
310// ----------------------------------------------------------------------------
311
312// Define my frame constructor
313MyFrame::MyFrame()
42ed7532 314 : wxFrame((wxFrame *)NULL, -1, _T("wxWindows menu sample"),
5c7766de 315 wxDefaultPosition, wxSize(400, 250))
717a57c2 316{
268766dd 317 m_textctrl = NULL;
717a57c2 318 m_menu = NULL;
f03ec224 319 m_countDummy = 0;
e421922f 320 m_logOld = NULL;
717a57c2 321
6d5b2a57 322#if wxUSE_STATUSBAR
e421922f 323 CreateStatusBar();
6d5b2a57 324#endif // wxUSE_STATUSBAR
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325
326 // create the menubar
327 wxMenu *fileMenu = new wxMenu;
6d5b2a57 328
e421922f 329 wxMenuItem *item = new wxMenuItem(fileMenu, Menu_File_ClearLog,
42ed7532 330 _T("Clear &log\tCtrl-L"));
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331 item->SetBitmap(copy_xpm);
332 fileMenu->Append(item);
333 fileMenu->AppendSeparator();
42ed7532 334 fileMenu->Append(Menu_File_Quit, _T("E&xit\tAlt-X"), _T("Quit menu sample"));
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335
336 wxMenu *menubarMenu = new wxMenu;
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337 menubarMenu->Append(Menu_MenuBar_Append, _T("&Append menu\tCtrl-A"),
338 _T("Append a menu to the menubar"));
339 menubarMenu->Append(Menu_MenuBar_Insert, _T("&Insert menu\tCtrl-I"),
340 _T("Insert a menu into the menubar"));
341 menubarMenu->Append(Menu_MenuBar_Delete, _T("&Delete menu\tCtrl-D"),
342 _T("Delete the last menu from the menubar"));
343 menubarMenu->Append(Menu_MenuBar_Toggle, _T("&Toggle menu\tCtrl-T"),
344 _T("Toggle the first menu in the menubar"), TRUE);
717a57c2 345 menubarMenu->AppendSeparator();
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346 menubarMenu->Append(Menu_MenuBar_Enable, _T("&Enable menu\tCtrl-E"),
347 _T("Enable or disable the last menu"), TRUE);
717a57c2 348 menubarMenu->AppendSeparator();
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349 menubarMenu->Append(Menu_MenuBar_GetLabel, _T("&Get menu label\tCtrl-G"),
350 _T("Get the label of the last menu"));
351 menubarMenu->Append(Menu_MenuBar_SetLabel, _T("&Set menu label\tCtrl-S"),
352 _T("Change the label of the last menu"));
f6d90fb9 353 menubarMenu->AppendSeparator();
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354 menubarMenu->Append(Menu_MenuBar_FindMenu, _T("&Find menu from label\tCtrl-F"),
355 _T("Find a menu by searching for its label"));
717a57c2 356
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357 wxMenu* subMenu = new wxMenu;
358 subMenu->Append(Menu_SubMenu_Normal, _T("&Normal submenu item"), _T("Disabled submenu item"));
359 subMenu->AppendCheckItem(Menu_SubMenu_Check, _T("&Unchecked submenu item"), _T("Unchecked submenu item"));
360 subMenu->AppendRadioItem(Menu_SubMenu_Radio1, _T("&Radio item 1"), _T("Radio item"));
361 subMenu->AppendRadioItem(Menu_SubMenu_Radio2, _T("&Radio item 2"), _T("Radio item"));
362 subMenu->AppendRadioItem(Menu_SubMenu_Radio3, _T("&Radio item 3"), _T("Radio item"));
363
364 menubarMenu->Append(Menu_SubMenu, _T("Submenu"), subMenu);
365
717a57c2 366 wxMenu *menuMenu = new wxMenu;
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367 menuMenu->Append(Menu_Menu_Append, _T("&Append menu item\tAlt-A"),
368 _T("Append a menu item to the last menu"));
369 menuMenu->Append(Menu_Menu_AppendSub, _T("&Append sub menu\tAlt-S"),
370 _T("Append a sub menu to the last menu"));
371 menuMenu->Append(Menu_Menu_Insert, _T("&Insert menu item\tAlt-I"),
372 _T("Insert a menu item in head of the last menu"));
373 menuMenu->Append(Menu_Menu_Delete, _T("&Delete menu item\tAlt-D"),
374 _T("Delete the last menu item from the last menu"));
717a57c2 375 menuMenu->AppendSeparator();
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376 menuMenu->Append(Menu_Menu_Enable, _T("&Enable menu item\tAlt-E"),
377 _T("Enable or disable the last menu item"), TRUE);
378 menuMenu->Append(Menu_Menu_Check, _T("&Check menu item\tAlt-C"),
379 _T("Check or uncheck the last menu item"), TRUE);
717a57c2 380 menuMenu->AppendSeparator();
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381 menuMenu->Append(Menu_Menu_GetInfo, _T("Get menu item in&fo\tAlt-F"),
382 _T("Show the state of the last menu item"));
a80c322c 383 menuMenu->AppendSeparator();
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384 menuMenu->Append(Menu_Menu_FindItem, _T("Find menu item from label"),
385 _T("Find a menu item by searching for its label"));
717a57c2 386
d65c269b 387 wxMenu *testMenu = new wxMenu;
42ed7532 388 testMenu->Append(Menu_Test_Normal, _T("&Normal item"));
d65c269b 389 testMenu->AppendSeparator();
42ed7532 390 testMenu->AppendCheckItem(Menu_Test_Check, _T("&Check item"));
d65c269b 391 testMenu->AppendSeparator();
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392 testMenu->AppendRadioItem(Menu_Test_Radio1, _T("Radio item &1"));
393 testMenu->AppendRadioItem(Menu_Test_Radio2, _T("Radio item &2"));
394 testMenu->AppendRadioItem(Menu_Test_Radio3, _T("Radio item &3"));
d65c269b 395
717a57c2 396 wxMenu *helpMenu = new wxMenu;
42ed7532 397 helpMenu->Append(Menu_Help_About, _T("&About\tF1"), _T("About menu sample"));
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398
399 wxMenuBar* menuBar = new wxMenuBar( wxMB_DOCKABLE );
400
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401 menuBar->Append(fileMenu, _T("&File"));
402 menuBar->Append(menubarMenu, _T("Menu&bar"));
403 menuBar->Append(menuMenu, _T("&Menu"));
404 menuBar->Append(testMenu, _T("&Test"));
405 menuBar->Append(helpMenu, _T("&Help"));
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406
407 // these items should be initially checked
408 menuBar->Check(Menu_MenuBar_Toggle, TRUE);
409 menuBar->Check(Menu_MenuBar_Enable, TRUE);
410 menuBar->Check(Menu_Menu_Enable, TRUE);
411 menuBar->Check(Menu_Menu_Check, FALSE);
412
413 // associate the menu bar with the frame
414 SetMenuBar(menuBar);
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415
416 // intercept all menu events and log them in this custom event handler
417 PushEventHandler(new MyEvtHandler(this));
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418
419 // create the log text window
420 m_textctrl = new wxTextCtrl(this, -1, _T(""),
421 wxDefaultPosition, wxDefaultSize,
422 wxTE_MULTILINE);
423 m_textctrl->SetEditable(FALSE);
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424
425 wxLog::SetTimestamp(NULL);
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426 m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_textctrl));
427
5c7766de 428 wxLogMessage(_T("Brief explanations: the commands or the \"Menu\" menu ")
e421922f 429 _T("append/insert/delete items to/from the last menu.\n")
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430 _T("The commands from \"Menubar\" menu work with the ")
431 _T("menubar itself.\n\n")
e421922f 432 _T("Right click the band below to test popup menus.\n"));
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433}
434
435MyFrame::~MyFrame()
436{
437 delete m_menu;
438
439 // delete the event handler installed in ctor
440 PopEventHandler(TRUE);
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441
442 // restore old logger
443 delete wxLog::SetActiveTarget(m_logOld);
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444}
445
f03ec224 446wxMenu *MyFrame::CreateDummyMenu(wxString *title)
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447{
448 wxMenu *menu = new wxMenu;
42ed7532 449 menu->Append(Menu_Dummy_First, _T("&First item\tCtrl-F1"));
717a57c2 450 menu->AppendSeparator();
42ed7532 451 menu->Append(Menu_Dummy_Second, _T("&Second item\tCtrl-F2"), _T(""), TRUE);
717a57c2 452
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453 if ( title )
454 {
eb1ab6f9 455 title->Printf(wxT("Dummy menu &%u"), (unsigned)++m_countDummy);
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456 }
457
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458 return menu;
459}
460
461wxMenuItem *MyFrame::GetLastMenuItem() const
462{
463 wxMenuBar *menubar = GetMenuBar();
464 wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
465
65c0217e 466 wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetLast();
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467 if ( !node )
468 {
4693b20c 469 wxLogWarning(wxT("No last item in the last menu!"));
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470
471 return NULL;
472 }
473 else
474 {
475 return node->GetData();
476 }
477}
478
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479void MyFrame::LogMenuEvent(const wxCommandEvent& event)
480{
481 int id = event.GetId();
e421922f 482 if ( !GetMenuBar()->FindItem(id) )
d3d69314 483 return;
e421922f 484
4693b20c 485 wxString msg = wxString::Format(wxT("Menu command %d"), id);
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486 if ( GetMenuBar()->FindItem(id)->IsCheckable() )
487 {
4693b20c 488 msg += wxString::Format(wxT(" (the item is currently %schecked)"),
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489 event.IsChecked() ? "" : "not ");
490 }
491
e421922f 492 wxLogMessage(msg);
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493}
494
495// ----------------------------------------------------------------------------
496// menu callbacks
497// ----------------------------------------------------------------------------
498
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499void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
500{
501 Close(TRUE);
502}
503
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504void MyFrame::OnClearLog(wxCommandEvent& WXUNUSED(event))
505{
506 m_textctrl->Clear();
507}
508
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509void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
510{
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511