samples/menu/menu.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        samples/menu.cpp
   3 // Purpose:     wxMenu/wxMenuBar sample
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     01.11.99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1999 Vadim Zeitlin
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // For compilers that support precompilation, includes "wx/wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #ifndef WX_PRECOMP
  28     #include "wx/app.h"
  29     #include "wx/frame.h"
  30     #include "wx/menu.h"
  31     #include "wx/msgdlg.h"
  32     #include "wx/log.h"
  33     #include "wx/textctrl.h"
  34     #include "wx/textdlg.h"
  35 #endif
  36
  37 #if !wxUSE_MENUS
  38     // nice try...
  39     #error "menu sample requires wxUSE_MENUS=1"
  40 #endif // wxUSE_MENUS
  41
  42 // not all ports have support for EVT_CONTEXT_MENU yet, don't define
  43 // USE_CONTEXT_MENU for those which don't
  44 #if defined(__WXMOTIF__) || defined(__WXPM__) || defined(__WXX11__) || defined(__WXMGL__)
  45     #define USE_CONTEXT_MENU 0
  46 #else
  47     #define USE_CONTEXT_MENU 1
  48 #endif
  49
  50 // this sample is usefull when new port is developed
  51 // and usually new port has majority of flags turned off
  52 #if wxUSE_LOG && wxUSE_TEXTCTRL
  53     #define USE_LOG_WINDOW 1
  54 #else
  55     #define USE_LOG_WINDOW 0
  56 #endif
  57
  58 #if wxUSE_OWNER_DRAWN || defined(__WXGTK__)
  59 #include "copy.xpm"
  60 #endif
  61
  62 // ----------------------------------------------------------------------------
  63 // classes
  64 // ----------------------------------------------------------------------------
  65
  66 // Define a new application
  67 class MyApp: public wxApp
  68 {
  69 public:
  70     bool OnInit();
  71 };
  72
  73 // Define a new frame
  74 class MyFrame: public wxFrame
  75 {
  76 public:
  77     MyFrame();
  78
  79     virtual ~MyFrame();
  80
  81     void LogMenuEvent(const wxCommandEvent& event);
  82
  83 protected:
  84     void OnQuit(wxCommandEvent& event);
  85 #if USE_LOG_WINDOW
  86     void OnClearLog(wxCommandEvent& event);
  87     void OnClearLogUpdateUI(wxUpdateUIEvent& event);
  88 #endif // USE_LOG_WINDOW
  89
  90     void OnAbout(wxCommandEvent& event);
  91
  92     void OnDummy(wxCommandEvent& event);
  93
  94     void OnAppendMenuItem(wxCommandEvent& event);
  95     void OnAppendSubMenu(wxCommandEvent& event);
  96     void OnDeleteMenuItem(wxCommandEvent& event);
  97     void OnInsertMenuItem(wxCommandEvent& event);
  98     void OnCheckMenuItem(wxCommandEvent& event);
  99     void OnEnableMenuItem(wxCommandEvent& event);
 100     void OnGetLabelMenuItem(wxCommandEvent& event);
 101 #if wxUSE_TEXTDLG
 102     void OnSetLabelMenuItem(wxCommandEvent& event);
 103 #endif
 104     void OnGetMenuItemInfo(wxCommandEvent& event);
 105 #if wxUSE_TEXTDLG
 106     void OnFindMenuItem(wxCommandEvent& event);
 107 #endif
 108
 109     void OnAppendMenu(wxCommandEvent& event);
 110     void OnInsertMenu(wxCommandEvent& event);
 111     void OnDeleteMenu(wxCommandEvent& event);
 112     void OnToggleMenu(wxCommandEvent& event);
 113     void OnEnableMenu(wxCommandEvent& event);
 114     void OnGetLabelMenu(wxCommandEvent& event);
 115     void OnSetLabelMenu(wxCommandEvent& event);
 116 #if wxUSE_TEXTDLG
 117     void OnFindMenu(wxCommandEvent& event);
 118 #endif
 119
 120     void OnTestNormal(wxCommandEvent& event);
 121     void OnTestCheck(wxCommandEvent& event);
 122     void OnTestRadio(wxCommandEvent& event);
 123
 124     void OnUpdateSubMenuNormal(wxUpdateUIEvent& event);
 125     void OnUpdateSubMenuCheck(wxUpdateUIEvent& event);
 126     void OnUpdateSubMenuRadio(wxUpdateUIEvent& event);
 127
 128 #if USE_CONTEXT_MENU
 129     void OnContextMenu(wxContextMenuEvent& event);
 130 #else
 131     void OnRightUp(wxMouseEvent& event)
 132         { ShowContextMenu(event.GetPosition()); }
 133 #endif
 134
 135     void OnMenuOpen(wxMenuEvent& event)
 136         {
 137 #if USE_LOG_WINDOW
 138             LogMenuOpenOrClose(event, _T("opened")); event.Skip();
 139 #endif
 140         }
 141     void OnMenuClose(wxMenuEvent& event)
 142         {
 143 #if USE_LOG_WINDOW
 144           LogMenuOpenOrClose(event, _T("closed")); event.Skip();
 145 #endif
 146        }
 147
 148     void OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event);
 149
 150     void OnSize(wxSizeEvent& event);
 151
 152 private:
 153     void LogMenuOpenOrClose(const wxMenuEvent& event, const wxChar *what);
 154     void ShowContextMenu(const wxPoint& pos);
 155
 156     wxMenu *CreateDummyMenu(wxString *title);
 157
 158     wxMenuItem *GetLastMenuItem() const;
 159
 160     // the menu previously detached from the menubar (may be NULL)
 161     wxMenu *m_menu;
 162
 163     // the count of dummy menus already created
 164     size_t m_countDummy;
 165
 166 #if USE_LOG_WINDOW
 167     // the control used for logging
 168     wxTextCtrl *m_textctrl;
 169 #endif
 170
 171     // the previous log target
 172     wxLog *m_logOld;
 173
 174     DECLARE_EVENT_TABLE()
 175 };
 176
 177 // A small helper class which intercepts all menu events and logs them
 178 class MyEvtHandler : public wxEvtHandler
 179 {
 180 public:
 181     MyEvtHandler(MyFrame *frame) { m_frame = frame; }
 182
 183     void OnMenuEvent(wxCommandEvent& event)
 184     {
 185         m_frame->LogMenuEvent(event);
 186
 187         event.Skip();
 188     }
 189
 190 private:
 191     MyFrame *m_frame;
 192
 193     DECLARE_EVENT_TABLE()
 194 };
 195
 196 // ----------------------------------------------------------------------------
 197 // constants
 198 // ----------------------------------------------------------------------------
 199
 200 enum
 201 {
 202     Menu_File_Quit = wxID_EXIT,
 203 #if USE_LOG_WINDOW
 204     Menu_File_ClearLog = 100,
 205 #endif
 206
 207     Menu_MenuBar_Toggle = 200,
 208     Menu_MenuBar_Append,
 209     Menu_MenuBar_Insert,
 210     Menu_MenuBar_Delete,
 211     Menu_MenuBar_Enable,
 212     Menu_MenuBar_GetLabel,
 213 #if wxUSE_TEXTDLG
 214     Menu_MenuBar_SetLabel,
 215     Menu_MenuBar_FindMenu,
 216 #endif
 217
 218     Menu_Menu_Append = 300,
 219     Menu_Menu_AppendSub,
 220     Menu_Menu_Insert,
 221     Menu_Menu_Delete,
 222     Menu_Menu_Enable,
 223     Menu_Menu_Check,
 224     Menu_Menu_GetLabel,
 225 #if wxUSE_TEXTDLG
 226     Menu_Menu_SetLabel,
 227 #endif
 228     Menu_Menu_GetInfo,
 229 #if wxUSE_TEXTDLG
 230     Menu_Menu_FindItem,
 231 #endif
 232
 233     Menu_Test_Normal = 400,
 234     Menu_Test_Check,
 235     Menu_Test_Radio1,
 236     Menu_Test_Radio2,
 237     Menu_Test_Radio3,
 238
 239     Menu_SubMenu = 450,
 240     Menu_SubMenu_Normal,
 241     Menu_SubMenu_Check,
 242     Menu_SubMenu_Radio1,
 243     Menu_SubMenu_Radio2,
 244     Menu_SubMenu_Radio3,
 245
 246     Menu_Dummy_First = 500,
 247     Menu_Dummy_Second,
 248     Menu_Dummy_Third,
 249     Menu_Dummy_Fourth,
 250     Menu_Dummy_Last,
 251
 252     Menu_Help_About = wxID_ABOUT,
 253
 254     Menu_Popup_ToBeDeleted = 2000,
 255     Menu_Popup_ToBeGreyed,
 256     Menu_Popup_ToBeChecked,
 257     Menu_Popup_Submenu,
 258
 259     Menu_Max
 260 };
 261
 262 // ----------------------------------------------------------------------------
 263 // event tables
 264 // ----------------------------------------------------------------------------
 265
 266 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 267     EVT_MENU(Menu_File_Quit,     MyFrame::OnQuit)
 268 #if USE_LOG_WINDOW
 269     EVT_MENU(Menu_File_ClearLog, MyFrame::OnClearLog)
 270     EVT_UPDATE_UI(Menu_File_ClearLog, MyFrame::OnClearLogUpdateUI)
 271 #endif
 272
 273     EVT_MENU(Menu_Help_About, MyFrame::OnAbout)
 274
 275     EVT_MENU(Menu_MenuBar_Toggle,   MyFrame::OnToggleMenu)
 276     EVT_MENU(Menu_MenuBar_Append,   MyFrame::OnAppendMenu)
 277     EVT_MENU(Menu_MenuBar_Insert,   MyFrame::OnInsertMenu)
 278     EVT_MENU(Menu_MenuBar_Delete,   MyFrame::OnDeleteMenu)
 279     EVT_MENU(Menu_MenuBar_Enable,   MyFrame::OnEnableMenu)
 280     EVT_MENU(Menu_MenuBar_GetLabel, MyFrame::OnGetLabelMenu)
 281 #if wxUSE_TEXTDLG
 282     EVT_MENU(Menu_MenuBar_SetLabel, MyFrame::OnSetLabelMenu)
 283     EVT_MENU(Menu_MenuBar_FindMenu, MyFrame::OnFindMenu)
 284 #endif
 285
 286     EVT_MENU(Menu_Menu_Append,    MyFrame::OnAppendMenuItem)
 287     EVT_MENU(Menu_Menu_AppendSub, MyFrame::OnAppendSubMenu)
 288     EVT_MENU(Menu_Menu_Insert,    MyFrame::OnInsertMenuItem)
 289     EVT_MENU(Menu_Menu_Delete,    MyFrame::OnDeleteMenuItem)
 290     EVT_MENU(Menu_Menu_Enable,    MyFrame::OnEnableMenuItem)
 291     EVT_MENU(Menu_Menu_Check,     MyFrame::OnCheckMenuItem)
 292     EVT_MENU(Menu_Menu_GetLabel,  MyFrame::OnGetLabelMenuItem)
 293 #if wxUSE_TEXTDLG
 294     EVT_MENU(Menu_Menu_SetLabel,  MyFrame::OnSetLabelMenuItem)
 295 #endif
 296     EVT_MENU(Menu_Menu_GetInfo,   MyFrame::OnGetMenuItemInfo)
 297 #if wxUSE_TEXTDLG
 298     EVT_MENU(Menu_Menu_FindItem,  MyFrame::OnFindMenuItem)
 299 #endif
 300
 301     EVT_MENU(Menu_Test_Normal,    MyFrame::OnTestNormal)
 302     EVT_MENU(Menu_Test_Check,     MyFrame::OnTestCheck)
 303     EVT_MENU(Menu_Test_Radio1,    MyFrame::OnTestRadio)
 304     EVT_MENU(Menu_Test_Radio2,    MyFrame::OnTestRadio)
 305     EVT_MENU(Menu_Test_Radio3,    MyFrame::OnTestRadio)
 306
 307     EVT_UPDATE_UI(Menu_SubMenu_Normal,    MyFrame::OnUpdateSubMenuNormal)
 308     EVT_UPDATE_UI(Menu_SubMenu_Check,     MyFrame::OnUpdateSubMenuCheck)
 309     EVT_UPDATE_UI(Menu_SubMenu_Radio1,    MyFrame::OnUpdateSubMenuRadio)
 310     EVT_UPDATE_UI(Menu_SubMenu_Radio2,    MyFrame::OnUpdateSubMenuRadio)
 311     EVT_UPDATE_UI(Menu_SubMenu_Radio3,    MyFrame::OnUpdateSubMenuRadio)
 312
 313     EVT_MENU_RANGE(Menu_Dummy_First, Menu_Dummy_Last, MyFrame::OnDummy)
 314
 315     EVT_UPDATE_UI(Menu_Menu_Check, MyFrame::OnUpdateCheckMenuItemUI)
 316
 317 #if USE_CONTEXT_MENU
 318     EVT_CONTEXT_MENU(MyFrame::OnContextMenu)
 319 #else
 320     EVT_RIGHT_UP(MyFrame::OnRightUp)
 321 #endif
 322
 323     EVT_MENU_OPEN(MyFrame::OnMenuOpen)
 324     EVT_MENU_CLOSE(MyFrame::OnMenuClose)
 325
 326     EVT_SIZE(MyFrame::OnSize)
 327 END_EVENT_TABLE()
 328
 329 BEGIN_EVENT_TABLE(MyEvtHandler, wxEvtHandler)
 330     EVT_MENU(wxID_ANY, MyEvtHandler::OnMenuEvent)
 331 END_EVENT_TABLE()
 332
 333 // ============================================================================
 334 // implementation
 335 // ============================================================================
 336
 337 // ----------------------------------------------------------------------------
 338 // MyApp
 339 // ----------------------------------------------------------------------------
 340
 341 IMPLEMENT_APP(MyApp)
 342
 343 // The `main program' equivalent, creating the windows and returning the
 344 // main frame
 345 bool MyApp::OnInit()
 346 {
 347     // Create the main frame window
 348     MyFrame* frame = new MyFrame;
 349
 350     frame->Show(true);
 351
 352 #if wxUSE_STATUSBAR
 353     frame->SetStatusText(_T("Welcome to wxWidgets menu sample"));
 354 #endif // wxUSE_STATUSBAR
 355
 356     SetTopWindow(frame);
 357
 358     return true;
 359 }
 360
 361 // ----------------------------------------------------------------------------
 362 // MyFrame
 363 // ----------------------------------------------------------------------------
 364
 365 // Define my frame constructor
 366 MyFrame::MyFrame()
 367        : wxFrame((wxFrame *)NULL, wxID_ANY, _T("wxWidgets menu sample"))
 368 {
 369 #if USE_LOG_WINDOW
 370     m_textctrl = NULL;
 371 #endif
 372     m_menu = NULL;
 373     m_countDummy = 0;
 374     m_logOld = NULL;
 375
 376 #if wxUSE_STATUSBAR
 377     CreateStatusBar();
 378 #endif // wxUSE_STATUSBAR
 379
 380     // create the menubar
 381     wxMenu *fileMenu = new wxMenu;
 382
 383     wxMenu *stockSubMenu = new wxMenu;
 384     stockSubMenu->Append(wxID_ADD);
 385     stockSubMenu->Append(wxID_APPLY);
 386     stockSubMenu->Append(wxID_BOLD);
 387     stockSubMenu->Append(wxID_CANCEL);
 388     stockSubMenu->Append(wxID_CLEAR);
 389     stockSubMenu->Append(wxID_CLOSE);
 390     stockSubMenu->Append(wxID_COPY);
 391     stockSubMenu->Append(wxID_CUT);
 392     stockSubMenu->Append(wxID_DELETE);
 393     stockSubMenu->Append(wxID_FIND);
 394     stockSubMenu->Append(wxID_REPLACE);
 395     stockSubMenu->Append(wxID_BACKWARD);
 396     stockSubMenu->Append(wxID_DOWN);
 397     stockSubMenu->Append(wxID_FORWARD);
 398     stockSubMenu->Append(wxID_UP);
 399     stockSubMenu->Append(wxID_HELP);
 400     stockSubMenu->Append(wxID_HOME);
 401     stockSubMenu->Append(wxID_INDENT);
 402     stockSubMenu->Append(wxID_INDEX);
 403     stockSubMenu->Append(wxID_ITALIC);
 404     stockSubMenu->Append(wxID_JUSTIFY_CENTER);
 405     stockSubMenu->Append(wxID_JUSTIFY_FILL);
 406     stockSubMenu->Append(wxID_JUSTIFY_LEFT);
 407     stockSubMenu->Append(wxID_JUSTIFY_RIGHT);
 408     stockSubMenu->Append(wxID_NEW);
 409     stockSubMenu->Append(wxID_NO);
 410     stockSubMenu->Append(wxID_OK);
 411     stockSubMenu->Append(wxID_OPEN);
 412     stockSubMenu->Append(wxID_PASTE);
 413     stockSubMenu->Append(wxID_PREFERENCES);
 414     stockSubMenu->Append(wxID_PRINT);
 415     stockSubMenu->Append(wxID_PREVIEW);
 416     stockSubMenu->Append(wxID_PROPERTIES);
 417     stockSubMenu->Append(wxID_EXIT);
 418     stockSubMenu->Append(wxID_REDO);
 419     stockSubMenu->Append(wxID_REFRESH);
 420     stockSubMenu->Append(wxID_REMOVE);
 421     stockSubMenu->Append(wxID_REVERT_TO_SAVED);
 422     stockSubMenu->Append(wxID_SAVE);
 423     stockSubMenu->Append(wxID_SAVEAS);
 424     stockSubMenu->Append(wxID_STOP);
 425     stockSubMenu->Append(wxID_UNDELETE);
 426     stockSubMenu->Append(wxID_UNDERLINE);
 427     stockSubMenu->Append(wxID_UNDO);
 428     stockSubMenu->Append(wxID_UNINDENT);
 429     stockSubMenu->Append(wxID_YES);
 430     stockSubMenu->Append(wxID_ZOOM_100);
 431     stockSubMenu->Append(wxID_ZOOM_FIT);
 432     stockSubMenu->Append(wxID_ZOOM_IN);
 433     stockSubMenu->Append(wxID_ZOOM_OUT);
 434     fileMenu->AppendSubMenu(stockSubMenu, _T("&Standard items demo"));
 435
 436 #if USE_LOG_WINDOW
 437     wxMenuItem *item = new wxMenuItem(fileMenu, Menu_File_ClearLog,
 438                                       _T("Clear &log\tCtrl-L"));
 439 #if wxUSE_OWNER_DRAWN || defined(__WXGTK__)
 440     item->SetBitmap(copy_xpm);
 441 #endif
 442     fileMenu->Append(item);
 443     fileMenu->AppendSeparator();
 444 #endif // USE_LOG_WINDOW
 445
 446     fileMenu->Append(Menu_File_Quit, _T("E&xit\tAlt-X"), _T("Quit menu sample"));
 447
 448     wxMenu *menubarMenu = new wxMenu;
 449     menubarMenu->Append(Menu_MenuBar_Append, _T("&Append menu\tCtrl-A"),
 450                         _T("Append a menu to the menubar"));
 451     menubarMenu->Append(Menu_MenuBar_Insert, _T("&Insert menu\tCtrl-I"),
 452                         _T("Insert a menu into the menubar"));
 453     menubarMenu->Append(Menu_MenuBar_Delete, _T("&Delete menu\tCtrl-D"),
 454                         _T("Delete the last menu from the menubar"));
 455     menubarMenu->Append(Menu_MenuBar_Toggle, _T("&Toggle menu\tCtrl-T"),
 456                         _T("Toggle the first menu in the menubar"), true);
 457     menubarMenu->AppendSeparator();
 458     menubarMenu->Append(Menu_MenuBar_Enable, _T("&Enable menu\tCtrl-E"),
 459                         _T("Enable or disable the last menu"), true);
 460     menubarMenu->AppendSeparator();
 461     menubarMenu->Append(Menu_MenuBar_GetLabel, _T("&Get menu label\tCtrl-G"),
 462                         _T("Get the label of the last menu"));
 463 #if wxUSE_TEXTDLG
 464     menubarMenu->Append(Menu_MenuBar_SetLabel, _T("&Set menu label\tCtrl-S"),
 465                         _T("Change the label of the last menu"));
 466     menubarMenu->AppendSeparator();
 467     menubarMenu->Append(Menu_MenuBar_FindMenu, _T("&Find menu from label\tCtrl-F"),
 468                         _T("Find a menu by searching for its label"));
 469 #endif
 470
 471     wxMenu* subMenu = new wxMenu;
 472     subMenu->Append(Menu_SubMenu_Normal, _T("&Normal submenu item"), _T("Disabled submenu item"));
 473     subMenu->AppendCheckItem(Menu_SubMenu_Check, _T("&Check submenu item"), _T("Check submenu item"));
 474     subMenu->AppendRadioItem(Menu_SubMenu_Radio1, _T("Radio item &1"), _T("Radio item"));
 475     subMenu->AppendRadioItem(Menu_SubMenu_Radio2, _T("Radio item &2"), _T("Radio item"));
 476     subMenu->AppendRadioItem(Menu_SubMenu_Radio3, _T("Radio item &3"), _T("Radio item"));
 477
 478     menubarMenu->Append(Menu_SubMenu, _T("Submenu"), subMenu);
 479
 480     wxMenu *menuMenu = new wxMenu;
 481     menuMenu->Append(Menu_Menu_Append, _T("&Append menu item\tAlt-A"),
 482                      _T("Append a menu item to the last menu"));
 483     menuMenu->Append(Menu_Menu_AppendSub, _T("&Append sub menu\tAlt-S"),
 484                      _T("Append a sub menu to the last menu"));
 485     menuMenu->Append(Menu_Menu_Insert, _T("&Insert menu item\tAlt-I"),
 486                      _T("Insert a menu item in head of the last menu"));
 487     menuMenu->Append(Menu_Menu_Delete, _T("&Delete menu item\tAlt-D"),
 488                      _T("Delete the last menu item from the last menu"));
 489     menuMenu->AppendSeparator();
 490     menuMenu->Append(Menu_Menu_Enable, _T("&Enable menu item\tAlt-E"),
 491                      _T("Enable or disable the last menu item"), true);
 492     menuMenu->Append(Menu_Menu_Check, _T("&Check menu item\tAlt-C"),
 493                      _T("Check or uncheck the last menu item"), true);
 494     menuMenu->AppendSeparator();
 495     menuMenu->Append(Menu_Menu_GetInfo, _T("Get menu item in&fo\tAlt-F"),
 496                      _T("Show the state of the last menu item"));
 497 #if wxUSE_TEXTDLG
 498     menuMenu->Append(Menu_Menu_SetLabel, _T("Set menu item label\tAlt-L"),
 499                      _T("Set the label of a menu item"));
 500 #endif
 501 #if wxUSE_TEXTDLG
 502     menuMenu->AppendSeparator();
 503     menuMenu->Append(Menu_Menu_FindItem, _T("Find menu item from label"),
 504                      _T("Find a menu item by searching for its label"));
 505 #endif
 506
 507     wxMenu *testMenu = new wxMenu;
 508     testMenu->Append(Menu_Test_Normal, _T("&Normal item"));
 509     testMenu->AppendSeparator();
 510     testMenu->AppendCheckItem(Menu_Test_Check, _T("&Check item"));
 511     testMenu->AppendSeparator();
 512     testMenu->AppendRadioItem(Menu_Test_Radio1, _T("Radio item &1"));
 513     testMenu->AppendRadioItem(Menu_Test_Radio2, _T("Radio item &2"));
 514     testMenu->AppendRadioItem(Menu_Test_Radio3, _T("Radio item &3"));
 515
 516     wxMenu *helpMenu = new wxMenu;
 517     helpMenu->Append(Menu_Help_About, _T("&About\tF1"), _T("About menu sample"));
 518
 519     wxMenuBar* menuBar = new wxMenuBar( wxMB_DOCKABLE );
 520
 521     menuBar->Append(fileMenu, _T("&File"));
 522     menuBar->Append(menubarMenu, _T("Menu&bar"));
 523     menuBar->Append(menuMenu, _T("&Menu"));
 524     menuBar->Append(testMenu, _T("&Test"));
 525     menuBar->Append(helpMenu, _T("&Help"));
 526
 527     // these items should be initially checked
 528     menuBar->Check(Menu_MenuBar_Toggle, true);
 529     menuBar->Check(Menu_MenuBar_Enable, true);
 530     menuBar->Check(Menu_Menu_Enable, true);
 531     menuBar->Check(Menu_Menu_Check, false);
 532
 533     // associate the menu bar with the frame
 534     SetMenuBar(menuBar);
 535
 536     // intercept all menu events and log them in this custom event handler
 537     PushEventHandler(new MyEvtHandler(this));
 538
 539 #if USE_LOG_WINDOW
 540     // create the log text window
 541     m_textctrl = new wxTextCtrl(this, wxID_ANY, wxEmptyString,
 542                                 wxDefaultPosition, wxDefaultSize,
 543                                 wxTE_MULTILINE);
 544     m_textctrl->SetEditable(false);
 545
 546     wxLog::SetTimestamp(NULL);
 547     m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_textctrl));
 548
 549     wxLogMessage(_T("Brief explanations: the commands or the \"Menu\" menu ")
 550                  _T("append/insert/delete items to/from the last menu.\n")
 551                  _T("The commands from \"Menubar\" menu work with the ")
 552                  _T("menubar itself.\n\n")
 553                  _T("Right click the band below to test popup menus.\n"));
 554 #endif
 555 #ifdef __POCKETPC__
 556     EnableContextMenu();
 557 #endif
 558 }
 559
 560 MyFrame::~MyFrame()
 561 {
 562     delete m_menu;
 563
 564     // delete the event handler installed in ctor
 565     PopEventHandler(true);
 566
 567 #if USE_LOG_WINDOW
 568     // restore old logger
 569     delete wxLog::SetActiveTarget(m_logOld);
 570 #endif
 571 }
 572
 573 wxMenu *MyFrame::CreateDummyMenu(wxString *title)
 574 {
 575     wxMenu *menu = new wxMenu;
 576     menu->Append(Menu_Dummy_First, _T("&First item\tCtrl-F1"));
 577     menu->AppendSeparator();
 578     menu->AppendCheckItem(Menu_Dummy_Second, _T("&Second item\tCtrl-F2"));
 579
 580     if ( title )
 581     {
 582         title->Printf(_T("Dummy menu &%u"), (unsigned)++m_countDummy);
 583     }
 584
 585     return menu;
 586 }
 587
 588 wxMenuItem *MyFrame::GetLastMenuItem() const
 589 {
 590     wxMenuBar *menubar = GetMenuBar();
 591     wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
 592
 593     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetLast();
 594     if ( !node )
 595     {
 596         wxLogWarning(_T("No last item in the last menu!"));
 597
 598         return NULL;
 599     }
 600     else
 601     {
 602         return node->GetData();
 603     }
 604 }
 605
 606 void MyFrame::LogMenuEvent(const wxCommandEvent& event)
 607 {
 608     int id = event.GetId();
 609
 610     wxString msg = wxString::Format(_T("Menu command %d"), id);
 611
 612     // catch all checkable menubar items and also the check item from the popup
 613     // menu
 614     wxMenuItem *item = GetMenuBar()->FindItem(id);
 615     if ( (item && item->IsCheckable()) || id == Menu_Popup_ToBeChecked )
 616     {
 617         msg += wxString::Format(_T(" (the item is currently %schecked)"),
 618                                 event.IsChecked() ? _T("") : _T("not "));
 619     }
 620
 621     wxLogMessage(msg);
 622 }
 623
 624 // ----------------------------------------------------------------------------
 625 // menu callbacks
 626 // ----------------------------------------------------------------------------
 627
 628 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 629 {
 630     Close(true);
 631 }
 632
 633 #if USE_LOG_WINDOW
 634
 635 void MyFrame::OnClearLog(wxCommandEvent& WXUNUSED(event))
 636 {
 637     m_textctrl->Clear();
 638 }
 639
 640 void MyFrame::OnClearLogUpdateUI(wxUpdateUIEvent& event)
 641 {
 642     // if we only enable this item when the log window is empty, we never see
 643     // it in the disable state as a message is logged whenever the menu is
 644     // opened, so we disable it if there is not "much" text in the window
 645     event.Enable( m_textctrl->GetNumberOfLines() > 5 );
 646 }
 647
 648 #endif // USE_LOG_WINDOW
 649
 650 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 651 {
 652     (void)wxMessageBox(_T("wxWidgets menu sample\n(c) 1999-2001 Vadim Zeitlin"),
 653                        _T("About wxWidgets menu sample"),
 654                        wxICON_INFORMATION);
 655 }
 656
 657 void MyFrame::OnDeleteMenu(wxCommandEvent& WXUNUSED(event))
 658 {
 659     wxMenuBar *mbar = GetMenuBar();
 660
 661     size_t count = mbar->GetMenuCount();
 662     if ( count == 2 )
 663     {
 664         // don't let delete the first 2 menus
 665         wxLogError(_T("Can't delete any more menus"));
 666     }
 667     else
 668     {
 669         delete mbar->Remove(count - 1);
 670     }
 671 }
 672
 673 void MyFrame::OnInsertMenu(wxCommandEvent& WXUNUSED(event))
 674 {
 675     wxString title;
 676     wxMenu *menu = CreateDummyMenu(&title);
 677     GetMenuBar()->Insert(0, menu, title);
 678 }
 679
 680 void MyFrame::OnAppendMenu(wxCommandEvent& WXUNUSED(event))
 681 {
 682     wxString title;
 683     wxMenu *menu = CreateDummyMenu(&title);
 684     GetMenuBar()->Append(menu, title);
 685 }
 686
 687 void MyFrame::OnToggleMenu(wxCommandEvent& WXUNUSED(event))
 688 {
 689     wxMenuBar *mbar = GetMenuBar();
 690     if ( !m_menu )
 691     {
 692         // hide the menu
 693         m_menu = mbar->Remove(0);
 694     }
 695     else
 696     {
 697         // restore it
 698         mbar->Insert(0, m_menu, _T("&File"));
 699         m_menu = NULL;
 700     }
 701 }
 702
 703 void MyFrame::OnEnableMenu(wxCommandEvent& event)
 704 {
 705     wxMenuBar *mbar = GetMenuBar();
 706     size_t count = mbar->GetMenuCount();
 707
 708     mbar->EnableTop(count - 1, event.IsChecked());
 709 }
 710
 711 void MyFrame::OnGetLabelMenu(wxCommandEvent& WXUNUSED(event))
 712 {
 713     wxMenuBar *mbar = GetMenuBar();
 714     size_t count = mbar->GetMenuCount();
 715
 716     wxCHECK_RET( count, _T("no last menu?") );
 717
 718     wxLogMessage(_T("The label of the last menu item is '%s'"),
 719                  mbar->GetLabelTop(count - 1).c_str());
 720 }
 721
 722 #if wxUSE_TEXTDLG
 723 void MyFrame::OnSetLabelMenu(wxCommandEvent& WXUNUSED(event))
 724 {
 725     wxMenuBar *mbar = GetMenuBar();
 726     size_t count = mbar->GetMenuCount();
 727
 728     wxCHECK_RET( count, _T("no last menu?") );
 729
 730     wxString label = wxGetTextFromUser
 731                      (
 732                         _T("Enter new label: "),
 733                         _T("Change last menu text"),
 734                         mbar->GetLabelTop(count - 1),
 735                         this
 736                      );
 737
 738     if ( !label.empty() )
 739     {
 740         mbar->SetLabelTop(count - 1, label);
 741     }
 742 }
 743
 744 void MyFrame::OnFindMenu(wxCommandEvent& WXUNUSED(event))
 745 {
 746     wxMenuBar *mbar = GetMenuBar();
 747     size_t count = mbar->GetMenuCount();
 748
 749     wxCHECK_RET( count, _T("no last menu?") );
 750
 751     wxString label = wxGetTextFromUser
 752                      (
 753                         _T("Enter label to search for: "),
 754                         _T("Find menu"),
 755                         wxEmptyString,
 756                         this
 757                      );
 758
 759     if ( !label.empty() )
 760     {
 761         int index = mbar->FindMenu(label);
 762
 763         if (index == wxNOT_FOUND)
 764         {
 765             wxLogWarning(_T("No menu with label '%s'"), label.c_str());
 766         }
 767         else
 768         {
 769             wxLogMessage(_T("Menu %d has label '%s'"), index, label.c_str());
 770         }
 771     }
 772 }
 773 #endif
 774
 775 void MyFrame::OnDummy(wxCommandEvent& event)
 776 {
 777     wxLogMessage(_T("Dummy item #%d"), event.GetId() - Menu_Dummy_First + 1);
 778 }
 779
 780 void MyFrame::OnAppendMenuItem(wxCommandEvent& WXUNUSED(event))
 781 {
 782     wxMenuBar *menubar = GetMenuBar();
 783     wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
 784
 785     menu->AppendSeparator();
 786     menu->Append(Menu_Dummy_Third, _T("&Third dummy item\tCtrl-F3"),
 787                  _T("Checkable item"), true);
 788 }
 789
 790 void MyFrame::OnAppendSubMenu(wxCommandEvent& WXUNUSED(event))
 791 {
 792     wxMenuBar *menubar = GetMenuBar();
 793
 794     wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 2);
 795
 796     menu->Append(Menu_Dummy_Last, _T("&Dummy sub menu"),
 797                  CreateDummyMenu(NULL), _T("Dummy sub menu help"));
 798 }
 799
 800 void MyFrame::OnDeleteMenuItem(wxCommandEvent& WXUNUSED(event))
 801 {
 802     wxMenuBar *menubar = GetMenuBar();
 803     wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
 804
 805     size_t count = menu->GetMenuItemCount();
 806     if ( !count )
 807     {
 808         wxLogWarning(_T("No items to delete!"));
 809     }
 810     else
 811     {
 812         menu->Destroy(menu->GetMenuItems().Item(count - 1)->GetData());
 813     }
 814 }
 815
 816 void MyFrame::OnInsertMenuItem(wxCommandEvent& WXUNUSED(event))
 817 {
 818     wxMenuBar *menubar = GetMenuBar();
 819     wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
 820
 821     menu->Insert(0, wxMenuItem::New(menu, Menu_Dummy_Fourth,
 822                                     _T("Fourth dummy item\tCtrl-F4")));
 823     menu->Insert(1, wxMenuItem::New(menu, wxID_SEPARATOR));
 824 }
 825
 826 void MyFrame::OnEnableMenuItem(wxCommandEvent& WXUNUSED(event))
 827 {
 828     wxMenuItem *item = GetLastMenuItem();
 829
 830     if ( item )
 831     {
 832         item->Enable(!item->IsEnabled());
 833     }
 834 }
 835
 836 void MyFrame::OnCheckMenuItem(wxCommandEvent& WXUNUSED(event))
 837 {
 838     wxMenuItem *item = GetLastMenuItem();
 839
 840     item->Toggle();
 841 }
 842
 843 void MyFrame::OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event)
 844 {
 845     wxLogNull nolog;
 846
 847     wxMenuItem *item = GetLastMenuItem();
 848
 849     event.Enable(item && item->IsCheckable());
 850 }
 851
 852 void MyFrame::OnGetLabelMenuItem(wxCommandEvent& WXUNUSED(event))
 853 {
 854     wxMenuItem *item = GetLastMenuItem();
 855
 856     if ( item )
 857     {
 858         wxLogMessage(_T("The label of the last menu item is '%s'"),
 859                      item->GetLabel().c_str());
 860     }
 861 }
 862
 863 #if wxUSE_TEXTDLG
 864 void MyFrame::OnSetLabelMenuItem(wxCommandEvent& WXUNUSED(event))
 865 {
 866     wxMenuItem *item = GetLastMenuItem();
 867
 868     if ( item )
 869     {
 870         wxString label = wxGetTextFromUser
 871                          (
 872                             _T("Enter new label: "),
 873                             _T("Change last menu item text"),
 874                             item->GetLabel(),
 875                             this
 876                          );
 877         label.Replace( _T("\\t"), _T("\t") );
 878
 879         if ( !label.empty() )
 880         {
 881             item->SetText(label);
 882         }
 883     }
 884 }
 885 #endif
 886
 887 void MyFrame::OnGetMenuItemInfo(wxCommandEvent& WXUNUSED(event))
 888 {
 889     wxMenuItem *item = GetLastMenuItem();
 890
 891     if ( item )
 892     {
 893         wxString msg;
 894         msg << _T("The item is ") << (item->IsEnabled() ? _T("enabled")
 895                                                     : _T("disabled"))
 896             << _T('\n');
 897
 898         if ( item->IsCheckable() )
 899         {
 900             msg << _T("It is checkable and ") << (item->IsChecked() ? _T("") : _T("un"))
 901                 << _T("checked\n");
 902         }
 903
 904 #if wxUSE_ACCEL
 905         wxAcceleratorEntry *accel = item->GetAccel();
 906         if ( accel )
 907         {
 908             msg << _T("Its accelerator is ");
 909
 910             int flags = accel->GetFlags();
 911             if ( flags & wxACCEL_ALT )
 912                 msg << _T("Alt-");
 913             if ( flags & wxACCEL_CTRL )
 914                 msg << _T("Ctrl-");
 915             if ( flags & wxACCEL_SHIFT )
 916                 msg << _T("Shift-");
 917
 918             int code = accel->GetKeyCode();
 919             switch ( code )
 920             {
 921                 case WXK_F1:
 922                 case WXK_F2:
 923                 case WXK_F3:
 924                 case WXK_F4:
 925                 case WXK_F5:
 926                 case WXK_F6:
 927                 case WXK_F7:
 928                 case WXK_F8:
 929                 case WXK_F9:
 930                 case WXK_F10:
 931                 case WXK_F11:
 932                 case WXK_F12:
 933                     msg << _T('F') << code - WXK_F1 + 1;
 934                     break;
 935
 936                 // if there are any other keys wxGetAccelFromString() may return,
 937                 // we should process them here
 938
 939                 default:
 940                     if ( wxIsalnum(code) )
 941                     {
 942                         msg << (wxChar)code;
 943
 944                         break;
 945                     }
 946
 947                     wxFAIL_MSG( _T("unknown keyboard accel") );
 948             }
 949
 950             delete accel;
 951         }
 952         else
 953         {
 954             msg << _T("It doesn't have an accelerator");
 955         }
 956 #endif // wxUSE_ACCEL
 957
 958         wxLogMessage(msg);
 959     }
 960 }
 961
 962 #if wxUSE_TEXTDLG
 963 void MyFrame::OnFindMenuItem(wxCommandEvent& WXUNUSED(event))
 964 {
 965     wxMenuBar *mbar = GetMenuBar();
 966     size_t count = mbar->GetMenuCount();
 967
 968     wxCHECK_RET( count, _T("no last menu?") );
 969
 970     wxString label = wxGetTextFromUser
 971                      (
 972                         _T("Enter label to search for: "),
 973                         _T("Find menu item"),
 974                         wxEmptyString,
 975                         this
 976                      );
 977
 978     if ( !label.empty() )
 979     {
 980         size_t menuindex;
 981         int index = wxNOT_FOUND;
 982
 983         for (menuindex = 0; (menuindex < count) && (index == wxNOT_FOUND); ++menuindex)
 984         {
 985             index = mbar->FindMenuItem(mbar->GetMenu(menuindex)->GetTitle(), label);
 986         }
 987         if (index == wxNOT_FOUND)
 988         {
 989             wxLogWarning(_T("No menu item with label '%s'"), label.c_str());
 990         }
 991         else
 992         {
 993             wxLogMessage(_T("Menu item %d in menu %lu has label '%s'"),
 994                          index, (unsigned long)menuindex, label.c_str());
 995         }
 996     }
 997 }
 998 #endif
 999
1000 void MyFrame::ShowContextMenu(const wxPoint& pos)
1001 {
1002     wxMenu menu;
1003
1004     menu.Append(Menu_Help_About, _T("&About"));
1005     menu.Append(Menu_Popup_Submenu, _T("&Submenu"), CreateDummyMenu(NULL));
1006     menu.Append(Menu_Popup_ToBeDeleted, _T("To be &deleted"));
1007     menu.AppendCheckItem(Menu_Popup_ToBeChecked, _T("To be &checked"));
1008     menu.Append(Menu_Popup_ToBeGreyed, _T("To be &greyed"),
1009                 _T("This menu item should be initially greyed out"));
1010     menu.AppendSeparator();
1011     menu.Append(Menu_File_Quit, _T("E&xit"));
1012
1013     menu.Delete(Menu_Popup_ToBeDeleted);
1014     menu.Check(Menu_Popup_ToBeChecked, true);
1015     menu.Enable(Menu_Popup_ToBeGreyed, false);
1016
1017     PopupMenu(&menu, pos.x, pos.y);
1018
1019     // test for destroying items in popup menus
1020 #if 0 // doesn't work in wxGTK!
1021     menu.Destroy(Menu_Popup_Submenu);
1022
1023     PopupMenu( &menu, event.GetX(), event.GetY() );
1024 #endif // 0
1025 }
1026
1027 void MyFrame::OnTestNormal(wxCommandEvent& WXUNUSED(event))
1028 {
1029     wxLogMessage(_T("Normal item selected"));
1030 }
1031
1032 void MyFrame::OnTestCheck(wxCommandEvent& event)
1033 {
1034     wxLogMessage(_T("Check item %schecked"),
1035                  event.IsChecked() ? _T("") : _T("un"));
1036 }
1037
1038 void MyFrame::OnTestRadio(wxCommandEvent& event)
1039 {
1040     wxLogMessage(_T("Radio item %d selected"),
1041                  event.GetId() - Menu_Test_Radio1 + 1);
1042 }
1043
1044 #if USE_LOG_WINDOW
1045 void MyFrame::LogMenuOpenOrClose(const wxMenuEvent& event, const wxChar *what)
1046 {
1047     wxString msg;
1048     msg << _T("A ")
1049         << ( event.IsPopup() ? _T("popup ") : _T("") )
1050         << _T("menu has been ")
1051         << what
1052         << _T(".");
1053
1054     wxLogStatus(this, msg.c_str());
1055 }
1056 #endif
1057
1058 void MyFrame::OnUpdateSubMenuNormal(wxUpdateUIEvent& event)
1059 {
1060     event.Enable(false);
1061 }
1062
1063 void MyFrame::OnUpdateSubMenuCheck(wxUpdateUIEvent& event)
1064 {
1065     event.Enable(true);
1066 }
1067
1068 void MyFrame::OnUpdateSubMenuRadio(wxUpdateUIEvent& event)
1069 {
1070     int which = (event.GetId() - Menu_SubMenu_Radio1 + 1);
1071     if (which == 2)
1072         event.Check(true);
1073     else
1074         event.Check(false);
1075 }
1076
1077 #if USE_CONTEXT_MENU
1078 void MyFrame::OnContextMenu(wxContextMenuEvent& event)
1079 {
1080     wxPoint point = event.GetPosition();
1081     // If from keyboard
1082     if (point.x == -1 && point.y == -1) {
1083         wxSize size = GetSize();
1084         point.x = size.x / 2;
1085         point.y = size.y / 2;
1086     } else {
1087         point = ScreenToClient(point);
1088     }
1089     ShowContextMenu(point);
1090 }
1091 #endif
1092
1093 void MyFrame::OnSize(wxSizeEvent& WXUNUSED(event))
1094 {
1095 #if USE_LOG_WINDOW
1096     if ( !m_textctrl )
1097         return;
1098
1099     // leave a band below for popup menu testing
1100     wxSize size = GetClientSize();
1101     m_textctrl->SetSize(0, 0, size.x, (3*size.y)/4);
1102 #endif
1103
1104     // this is really ugly but we have to do it as we can't just call
1105     // event.Skip() because wxFrameBase would make the text control fill the
1106     // entire frame then
1107 #ifdef __WXUNIVERSAL__
1108     PositionMenuBar();
1109 #endif // __WXUNIVERSAL__
1110 }
1111