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_PopupChoice,
 260
 261     Menu_Max
 262 };
 263
 264 // ----------------------------------------------------------------------------
 265 // event tables
 266 // ----------------------------------------------------------------------------
 267
 268 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 269     EVT_MENU(Menu_File_Quit,     MyFrame::OnQuit)
 270 #if USE_LOG_WINDOW
 271     EVT_MENU(Menu_File_ClearLog, MyFrame::OnClearLog)
 272     EVT_UPDATE_UI(Menu_File_ClearLog, MyFrame::OnClearLogUpdateUI)
 273 #endif
 274
 275     EVT_MENU(Menu_Help_About, MyFrame::OnAbout)
 276
 277     EVT_MENU(Menu_MenuBar_Toggle,   MyFrame::OnToggleMenu)
 278     EVT_MENU(Menu_MenuBar_Append,   MyFrame::OnAppendMenu)
 279     EVT_MENU(Menu_MenuBar_Insert,   MyFrame::OnInsertMenu)
 280     EVT_MENU(Menu_MenuBar_Delete,   MyFrame::OnDeleteMenu)
 281     EVT_MENU(Menu_MenuBar_Enable,   MyFrame::OnEnableMenu)
 282     EVT_MENU(Menu_MenuBar_GetLabel, MyFrame::OnGetLabelMenu)
 283 #if wxUSE_TEXTDLG
 284     EVT_MENU(Menu_MenuBar_SetLabel, MyFrame::OnSetLabelMenu)
 285     EVT_MENU(Menu_MenuBar_FindMenu, MyFrame::OnFindMenu)
 286 #endif
 287
 288     EVT_MENU(Menu_Menu_Append,    MyFrame::OnAppendMenuItem)
 289     EVT_MENU(Menu_Menu_AppendSub, MyFrame::OnAppendSubMenu)
 290     EVT_MENU(Menu_Menu_Insert,    MyFrame::OnInsertMenuItem)
 291     EVT_MENU(Menu_Menu_Delete,    MyFrame::OnDeleteMenuItem)
 292     EVT_MENU(Menu_Menu_Enable,    MyFrame::OnEnableMenuItem)
 293     EVT_MENU(Menu_Menu_Check,     MyFrame::OnCheckMenuItem)
 294     EVT_MENU(Menu_Menu_GetLabel,  MyFrame::OnGetLabelMenuItem)
 295 #if wxUSE_TEXTDLG
 296     EVT_MENU(Menu_Menu_SetLabel,  MyFrame::OnSetLabelMenuItem)
 297 #endif
 298     EVT_MENU(Menu_Menu_GetInfo,   MyFrame::OnGetMenuItemInfo)
 299 #if wxUSE_TEXTDLG
 300     EVT_MENU(Menu_Menu_FindItem,  MyFrame::OnFindMenuItem)
 301 #endif
 302
 303     EVT_MENU(Menu_Test_Normal,    MyFrame::OnTestNormal)
 304     EVT_MENU(Menu_Test_Check,     MyFrame::OnTestCheck)
 305     EVT_MENU(Menu_Test_Radio1,    MyFrame::OnTestRadio)
 306     EVT_MENU(Menu_Test_Radio2,    MyFrame::OnTestRadio)
 307     EVT_MENU(Menu_Test_Radio3,    MyFrame::OnTestRadio)
 308
 309     EVT_UPDATE_UI(Menu_SubMenu_Normal,    MyFrame::OnUpdateSubMenuNormal)
 310     EVT_UPDATE_UI(Menu_SubMenu_Check,     MyFrame::OnUpdateSubMenuCheck)
 311     EVT_UPDATE_UI(Menu_SubMenu_Radio1,    MyFrame::OnUpdateSubMenuRadio)
 312     EVT_UPDATE_UI(Menu_SubMenu_Radio2,    MyFrame::OnUpdateSubMenuRadio)
 313     EVT_UPDATE_UI(Menu_SubMenu_Radio3,    MyFrame::OnUpdateSubMenuRadio)
 314
 315     EVT_MENU_RANGE(Menu_Dummy_First, Menu_Dummy_Last, MyFrame::OnDummy)
 316
 317     EVT_UPDATE_UI(Menu_Menu_Check, MyFrame::OnUpdateCheckMenuItemUI)
 318
 319 #if USE_CONTEXT_MENU
 320     EVT_CONTEXT_MENU(MyFrame::OnContextMenu)
 321 #else
 322     EVT_RIGHT_UP(MyFrame::OnRightUp)
 323 #endif
 324
 325     EVT_MENU_OPEN(MyFrame::OnMenuOpen)
 326     EVT_MENU_CLOSE(MyFrame::OnMenuClose)
 327
 328     EVT_SIZE(MyFrame::OnSize)
 329 END_EVENT_TABLE()
 330
 331 BEGIN_EVENT_TABLE(MyEvtHandler, wxEvtHandler)
 332     EVT_MENU(wxID_ANY, MyEvtHandler::OnMenuEvent)
 333 END_EVENT_TABLE()
 334
 335 // ============================================================================
 336 // implementation
 337 // ============================================================================
 338
 339 // ----------------------------------------------------------------------------
 340 // MyApp
 341 // ----------------------------------------------------------------------------
 342
 343 IMPLEMENT_APP(MyApp)
 344
 345 // The `main program' equivalent, creating the windows and returning the
 346 // main frame
 347 bool MyApp::OnInit()
 348 {
 349     if ( !wxApp::OnInit() )
 350         return false;
 351
 352     // Create the main frame window
 353     MyFrame* frame = new MyFrame;
 354
 355     frame->Show(true);
 356
 357 #if wxUSE_STATUSBAR
 358     frame->SetStatusText(_T("Welcome to wxWidgets menu sample"));
 359 #endif // wxUSE_STATUSBAR
 360
 361     SetTopWindow(frame);
 362
 363     return true;
 364 }
 365
 366 // ----------------------------------------------------------------------------
 367 // MyFrame
 368 // ----------------------------------------------------------------------------
 369
 370 // Define my frame constructor
 371 MyFrame::MyFrame()
 372        : wxFrame((wxFrame *)NULL, wxID_ANY, _T("wxWidgets menu sample"))
 373 {
 374 #if USE_LOG_WINDOW
 375     m_textctrl = NULL;
 376 #endif
 377     m_menu = NULL;
 378     m_countDummy = 0;
 379     m_logOld = NULL;
 380
 381 #if wxUSE_STATUSBAR
 382     CreateStatusBar();
 383 #endif // wxUSE_STATUSBAR
 384
 385     // create the menubar
 386     wxMenu *fileMenu = new wxMenu;
 387
 388     wxMenu *stockSubMenu = new wxMenu;
 389     stockSubMenu->Append(wxID_ADD);
 390     stockSubMenu->Append(wxID_APPLY);
 391     stockSubMenu->Append(wxID_BOLD);
 392     stockSubMenu->Append(wxID_CANCEL);
 393     stockSubMenu->Append(wxID_CLEAR);
 394     stockSubMenu->Append(wxID_CLOSE);
 395     stockSubMenu->Append(wxID_COPY);
 396     stockSubMenu->Append(wxID_CUT);
 397     stockSubMenu->Append(wxID_DELETE);
 398     stockSubMenu->Append(wxID_FIND);
 399     stockSubMenu->Append(wxID_REPLACE);
 400     stockSubMenu->Append(wxID_BACKWARD);
 401     stockSubMenu->Append(wxID_DOWN);
 402     stockSubMenu->Append(wxID_FORWARD);
 403     stockSubMenu->Append(wxID_UP);
 404     stockSubMenu->Append(wxID_HELP);
 405     stockSubMenu->Append(wxID_HOME);
 406     stockSubMenu->Append(wxID_INDENT);
 407     stockSubMenu->Append(wxID_INDEX);
 408     stockSubMenu->Append(wxID_ITALIC);
 409     stockSubMenu->Append(wxID_JUSTIFY_CENTER);
 410     stockSubMenu->Append(wxID_JUSTIFY_FILL);
 411     stockSubMenu->Append(wxID_JUSTIFY_LEFT);
 412     stockSubMenu->Append(wxID_JUSTIFY_RIGHT);
 413     stockSubMenu->Append(wxID_NEW);
 414     stockSubMenu->Append(wxID_NO);
 415     stockSubMenu->Append(wxID_OK);
 416     stockSubMenu->Append(wxID_OPEN);
 417     stockSubMenu->Append(wxID_PASTE);
 418     stockSubMenu->Append(wxID_PREFERENCES);
 419     stockSubMenu->Append(wxID_PRINT);
 420     stockSubMenu->Append(wxID_PREVIEW);
 421     stockSubMenu->Append(wxID_PROPERTIES);
 422     stockSubMenu->Append(wxID_EXIT);
 423     stockSubMenu->Append(wxID_REDO);
 424     stockSubMenu->Append(wxID_REFRESH);
 425     stockSubMenu->Append(wxID_REMOVE);
 426     stockSubMenu->Append(wxID_REVERT_TO_SAVED);
 427     stockSubMenu->Append(wxID_SAVE);
 428     stockSubMenu->Append(wxID_SAVEAS);
 429     stockSubMenu->Append(wxID_STOP);
 430     stockSubMenu->Append(wxID_UNDELETE);
 431     stockSubMenu->Append(wxID_UNDERLINE);
 432     stockSubMenu->Append(wxID_UNDO);
 433     stockSubMenu->Append(wxID_UNINDENT);
 434     stockSubMenu->Append(wxID_YES);
 435     stockSubMenu->Append(wxID_ZOOM_100);
 436     stockSubMenu->Append(wxID_ZOOM_FIT);
 437     stockSubMenu->Append(wxID_ZOOM_IN);
 438     stockSubMenu->Append(wxID_ZOOM_OUT);
 439     fileMenu->AppendSubMenu(stockSubMenu, _T("&Standard items demo"));
 440
 441 #if USE_LOG_WINDOW
 442     wxMenuItem *item = new wxMenuItem(fileMenu, Menu_File_ClearLog,
 443                                       _T("Clear &log\tCtrl-L"));
 444 #if wxUSE_OWNER_DRAWN || defined(__WXGTK__)
 445     item->SetBitmap(copy_xpm);
 446 #endif
 447     fileMenu->Append(item);
 448     fileMenu->AppendSeparator();
 449 #endif // USE_LOG_WINDOW
 450
 451     fileMenu->Append(Menu_File_Quit, _T("E&xit\tAlt-X"), _T("Quit menu sample"));
 452
 453     wxMenu *menubarMenu = new wxMenu;
 454     menubarMenu->Append(Menu_MenuBar_Append, _T("&Append menu\tCtrl-A"),
 455                         _T("Append a menu to the menubar"));
 456     menubarMenu->Append(Menu_MenuBar_Insert, _T("&Insert menu\tCtrl-I"),
 457                         _T("Insert a menu into the menubar"));
 458     menubarMenu->Append(Menu_MenuBar_Delete, _T("&Delete menu\tCtrl-D"),
 459                         _T("Delete the last menu from the menubar"));
 460     menubarMenu->Append(Menu_MenuBar_Toggle, _T("&Toggle menu\tCtrl-T"),
 461                         _T("Toggle the first menu in the menubar"), true);
 462     menubarMenu->AppendSeparator();
 463     menubarMenu->Append(Menu_MenuBar_Enable, _T("&Enable menu\tCtrl-E"),
 464                         _T("Enable or disable the last menu"), true);
 465     menubarMenu->AppendSeparator();
 466     menubarMenu->Append(Menu_MenuBar_GetLabel, _T("&Get menu label\tCtrl-G"),
 467                         _T("Get the label of the last menu"));
 468 #if wxUSE_TEXTDLG
 469     menubarMenu->Append(Menu_MenuBar_SetLabel, _T("&Set menu label\tCtrl-S"),
 470                         _T("Change the label of the last menu"));
 471     menubarMenu->AppendSeparator();
 472     menubarMenu->Append(Menu_MenuBar_FindMenu, _T("&Find menu from label\tCtrl-F"),
 473                         _T("Find a menu by searching for its label"));
 474 #endif
 475
 476     wxMenu* subMenu = new wxMenu;
 477     subMenu->Append(Menu_SubMenu_Normal, _T("&Normal submenu item"), _T("Disabled submenu item"));
 478     subMenu->AppendCheckItem(Menu_SubMenu_Check, _T("&Check submenu item"), _T("Check submenu item"));
 479     subMenu->AppendRadioItem(Menu_SubMenu_Radio1, _T("Radio item &1"), _T("Radio item"));
 480     subMenu->AppendRadioItem(Menu_SubMenu_Radio2, _T("Radio item &2"), _T("Radio item"));
 481     subMenu->AppendRadioItem(Menu_SubMenu_Radio3, _T("Radio item &3"), _T("Radio item"));
 482
 483     menubarMenu->Append(Menu_SubMenu, _T("Submenu"), subMenu);
 484
 485     wxMenu *menuMenu = new wxMenu;
 486     menuMenu->Append(Menu_Menu_Append, _T("&Append menu item\tAlt-A"),
 487                      _T("Append a menu item to the last menu"));
 488     menuMenu->Append(Menu_Menu_AppendSub, _T("&Append sub menu\tAlt-S"),
 489                      _T("Append a sub menu to the last menu"));
 490     menuMenu->Append(Menu_Menu_Insert, _T("&Insert menu item\tAlt-I"),
 491                      _T("Insert a menu item in head of the last menu"));
 492     menuMenu->Append(Menu_Menu_Delete, _T("&Delete menu item\tAlt-D"),
 493                      _T("Delete the last menu item from the last menu"));
 494     menuMenu->AppendSeparator();
 495     menuMenu->Append(Menu_Menu_Enable, _T("&Enable menu item\tAlt-E"),
 496                      _T("Enable or disable the last menu item"), true);
 497     menuMenu->Append(Menu_Menu_Check, _T("&Check menu item\tAlt-C"),
 498                      _T("Check or uncheck the last menu item"), true);
 499     menuMenu->AppendSeparator();
 500     menuMenu->Append(Menu_Menu_GetInfo, _T("Get menu item in&fo\tAlt-F"),
 501                      _T("Show the state of the last menu item"));
 502 #if wxUSE_TEXTDLG
 503     menuMenu->Append(Menu_Menu_SetLabel, _T("Set menu item label\tAlt-L"),
 504                      _T("Set the label of a menu item"));
 505 #endif
 506 #if wxUSE_TEXTDLG
 507     menuMenu->AppendSeparator();
 508     menuMenu->Append(Menu_Menu_FindItem, _T("Find menu item from label"),
 509                      _T("Find a menu item by searching for its label"));
 510 #endif
 511
 512     wxMenu *testMenu = new wxMenu;
 513     testMenu->Append(Menu_Test_Normal, _T("&Normal item"));
 514     testMenu->AppendSeparator();
 515     testMenu->AppendCheckItem(Menu_Test_Check, _T("&Check item"));
 516     testMenu->AppendSeparator();
 517     testMenu->AppendRadioItem(Menu_Test_Radio1, _T("Radio item &1"));
 518     testMenu->AppendRadioItem(Menu_Test_Radio2, _T("Radio item &2"));
 519     testMenu->AppendRadioItem(Menu_Test_Radio3, _T("Radio item &3"));
 520
 521     wxMenu *helpMenu = new wxMenu;
 522     helpMenu->Append(Menu_Help_About, _T("&About\tF1"), _T("About menu sample"));
 523
 524     wxMenuBar* menuBar = new wxMenuBar( wxMB_DOCKABLE );
 525
 526     menuBar->Append(fileMenu, _T("&File"));
 527     menuBar->Append(menubarMenu, _T("Menu&bar"));
 528     menuBar->Append(menuMenu, _T("&Menu"));
 529     menuBar->Append(testMenu, _T("&Test"));
 530     menuBar->Append(helpMenu, _T("&Help"));
 531
 532     // these items should be initially checked
 533     menuBar->Check(Menu_MenuBar_Toggle, true);
 534     menuBar->Check(Menu_MenuBar_Enable, true);
 535     menuBar->Check(Menu_Menu_Enable, true);
 536     menuBar->Check(Menu_Menu_Check, false);
 537
 538     // associate the menu bar with the frame
 539     SetMenuBar(menuBar);
 540
 541     // intercept all menu events and log them in this custom event handler
 542     PushEventHandler(new MyEvtHandler(this));
 543
 544 #if USE_LOG_WINDOW
 545     // create the log text window
 546     m_textctrl = new wxTextCtrl(this, wxID_ANY, wxEmptyString,
 547                                 wxDefaultPosition, wxDefaultSize,
 548                                 wxTE_MULTILINE);
 549     m_textctrl->SetEditable(false);
 550
 551     wxLog::DisableTimestamp();
 552     m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_textctrl));
 553
 554     wxLogMessage(_T("Brief explanations: the commands or the \"Menu\" menu ")
 555                  _T("append/insert/delete items to/from the last menu.\n")
 556                  _T("The commands from \"Menubar\" menu work with the ")
 557                  _T("menubar itself.\n\n")
 558                  _T("Right click the band below to test popup menus.\n"));
 559 #endif
 560 #ifdef __POCKETPC__
 561     EnableContextMenu();
 562 #endif
 563 }
 564
 565 MyFrame::~MyFrame()
 566 {
 567     delete m_menu;
 568
 569     // delete the event handler installed in ctor
 570     PopEventHandler(true);
 571
 572 #if USE_LOG_WINDOW
 573     // restore old logger
 574     delete wxLog::SetActiveTarget(m_logOld);
 575 #endif
 576 }
 577
 578 wxMenu *MyFrame::CreateDummyMenu(wxString *title)
 579 {
 580     wxMenu *menu = new wxMenu;
 581     menu->Append(Menu_Dummy_First, _T("&First item\tCtrl-F1"));
 582     menu->AppendSeparator();
 583     menu->AppendCheckItem(Menu_Dummy_Second, _T("&Second item\tCtrl-F2"));
 584
 585     if ( title )
 586     {
 587         title->Printf(_T("Dummy menu &%u"), (unsigned)++m_countDummy);
 588     }
 589
 590     return menu;
 591 }
 592
 593 wxMenuItem *MyFrame::GetLastMenuItem() const
 594 {
 595     wxMenuBar *menubar = GetMenuBar();
 596     wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
 597
 598     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetLast();
 599     if ( !node )
 600     {
 601         wxLogWarning(_T("No last item in the last menu!"));
 602
 603         return NULL;
 604     }
 605     else
 606     {
 607         return node->GetData();
 608     }
 609 }
 610
 611 void MyFrame::LogMenuEvent(const wxCommandEvent& event)
 612 {
 613     int id = event.GetId();
 614
 615     wxString msg = wxString::Format(_T("Menu command %d"), id);
 616
 617     // catch all checkable menubar items and also the check item from the popup
 618     // menu
 619     wxMenuItem *item = GetMenuBar()->FindItem(id);
 620     if ( (item && item->IsCheckable()) || id == Menu_Popup_ToBeChecked )
 621     {
 622         msg += wxString::Format(_T(" (the item is currently %schecked)"),
 623                                 event.IsChecked() ? _T("") : _T("not "));
 624     }
 625
 626     wxLogMessage(msg);
 627 }
 628
 629 // ----------------------------------------------------------------------------
 630 // menu callbacks
 631 // ----------------------------------------------------------------------------
 632
 633 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 634 {
 635     Close(true);
 636 }
 637
 638 #if USE_LOG_WINDOW
 639
 640 void MyFrame::OnClearLog(wxCommandEvent& WXUNUSED(event))
 641 {
 642     m_textctrl->Clear();
 643 }
 644
 645 void MyFrame::OnClearLogUpdateUI(wxUpdateUIEvent& event)
 646 {
 647     // if we only enable this item when the log window is empty, we never see
 648     // it in the disable state as a message is logged whenever the menu is
 649     // opened, so we disable it if there is not "much" text in the window
 650     event.Enable( m_textctrl->GetNumberOfLines() > 5 );
 651 }
 652
 653 #endif // USE_LOG_WINDOW
 654
 655 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 656 {
 657     (void)wxMessageBox(_T("wxWidgets menu sample\n(c) 1999-2001 Vadim Zeitlin"),
 658                        _T("About wxWidgets menu sample"),
 659                        wxICON_INFORMATION);
 660 }
 661
 662 void MyFrame::OnDeleteMenu(wxCommandEvent& WXUNUSED(event))
 663 {
 664     wxMenuBar *mbar = GetMenuBar();
 665
 666     size_t count = mbar->GetMenuCount();
 667     if ( count == 2 )
 668     {
 669         // don't let delete the first 2 menus
 670         wxLogError(_T("Can't delete any more menus"));
 671     }
 672     else
 673     {
 674         delete mbar->Remove(count - 1);
 675     }
 676 }
 677
 678 void MyFrame::OnInsertMenu(wxCommandEvent& WXUNUSED(event))
 679 {
 680     wxString title;
 681     wxMenu *menu = CreateDummyMenu(&title);
 682     GetMenuBar()->Insert(0, menu, title);
 683 }
 684
 685 void MyFrame::OnAppendMenu(wxCommandEvent& WXUNUSED(event))
 686 {
 687     wxString title;
 688     wxMenu *menu = CreateDummyMenu(&title);
 689     GetMenuBar()->Append(menu, title);
 690 }
 691
 692 void MyFrame::OnToggleMenu(wxCommandEvent& WXUNUSED(event))
 693 {
 694     wxMenuBar *mbar = GetMenuBar();
 695     if ( !m_menu )
 696     {
 697         // hide the menu
 698         m_menu = mbar->Remove(0);
 699     }
 700     else
 701     {
 702         // restore it
 703         mbar->Insert(0, m_menu, _T("&File"));
 704         m_menu = NULL;
 705     }
 706 }
 707
 708 void MyFrame::OnEnableMenu(wxCommandEvent& event)
 709 {
 710     wxMenuBar *mbar = GetMenuBar();
 711     size_t count = mbar->GetMenuCount();
 712
 713     mbar->EnableTop(count - 1, event.IsChecked());
 714 }
 715
 716 void MyFrame::OnGetLabelMenu(wxCommandEvent& WXUNUSED(event))
 717 {
 718     wxMenuBar *mbar = GetMenuBar();
 719     size_t count = mbar->GetMenuCount();
 720
 721     wxCHECK_RET( count, _T("no last menu?") );
 722
 723     wxLogMessage(_T("The label of the last menu item is '%s'"),
 724                  mbar->GetMenuLabel(count - 1).c_str());
 725 }
 726
 727 #if wxUSE_TEXTDLG
 728 void MyFrame::OnSetLabelMenu(wxCommandEvent& WXUNUSED(event))
 729 {
 730     wxMenuBar *mbar = GetMenuBar();
 731     size_t count = mbar->GetMenuCount();
 732
 733     wxCHECK_RET( count, _T("no last menu?") );
 734
 735     wxString label = wxGetTextFromUser
 736                      (
 737                         _T("Enter new label: "),
 738                         _T("Change last menu text"),
 739                         mbar->GetMenuLabel(count - 1),
 740                         this
 741                      );
 742
 743     if ( !label.empty() )
 744     {
 745         mbar->SetMenuLabel(count - 1, label);
 746     }
 747 }
 748
 749 void MyFrame::OnFindMenu(wxCommandEvent& WXUNUSED(event))
 750 {
 751     wxMenuBar *mbar = GetMenuBar();
 752     size_t count = mbar->GetMenuCount();
 753
 754     wxCHECK_RET( count, _T("no last menu?") );
 755
 756     wxString label = wxGetTextFromUser
 757                      (
 758                         _T("Enter label to search for: "),
 759                         _T("Find menu"),
 760                         wxEmptyString,
 761                         this
 762                      );
 763
 764     if ( !label.empty() )
 765     {
 766         int index = mbar->FindMenu(label);
 767
 768         if (index == wxNOT_FOUND)
 769         {
 770             wxLogWarning(_T("No menu with label '%s'"), label.c_str());
 771         }
 772         else
 773         {
 774             wxLogMessage(_T("Menu %d has label '%s'"), index, label.c_str());
 775         }
 776     }
 777 }
 778 #endif
 779
 780 void MyFrame::OnDummy(wxCommandEvent& event)
 781 {
 782     wxLogMessage(_T("Dummy item #%d"), event.GetId() - Menu_Dummy_First + 1);
 783 }
 784
 785 void MyFrame::OnAppendMenuItem(wxCommandEvent& WXUNUSED(event))
 786 {
 787     wxMenuBar *menubar = GetMenuBar();
 788     wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
 789
 790     menu->AppendSeparator();
 791     menu->Append(Menu_Dummy_Third, _T("&Third dummy item\tCtrl-F3"),
 792                  _T("Checkable item"), true);
 793 }
 794
 795 void MyFrame::OnAppendSubMenu(wxCommandEvent& WXUNUSED(event))
 796 {
 797     wxMenuBar *menubar = GetMenuBar();
 798
 799     wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 2);
 800
 801     menu->Append(Menu_Dummy_Last, _T("&Dummy sub menu"),
 802                  CreateDummyMenu(NULL), _T("Dummy sub menu help"));
 803 }
 804
 805 void MyFrame::OnDeleteMenuItem(wxCommandEvent& WXUNUSED(event))
 806 {
 807     wxMenuBar *menubar = GetMenuBar();
 808     wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
 809
 810     size_t count = menu->GetMenuItemCount();
 811     if ( !count )
 812     {
 813         wxLogWarning(_T("No items to delete!"));
 814     }
 815     else
 816     {
 817         menu->Destroy(menu->GetMenuItems().Item(count - 1)->GetData());
 818     }
 819 }
 820
 821 void MyFrame::OnInsertMenuItem(wxCommandEvent& WXUNUSED(event))
 822 {
 823     wxMenuBar *menubar = GetMenuBar();
 824     wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
 825
 826     menu->Insert(0, wxMenuItem::New(menu, Menu_Dummy_Fourth,
 827                                     _T("Fourth dummy item\tCtrl-F4")));
 828     menu->Insert(1, wxMenuItem::New(menu, wxID_SEPARATOR));
 829 }
 830
 831 void MyFrame::OnEnableMenuItem(wxCommandEvent& WXUNUSED(event))
 832 {
 833     wxMenuItem *item = GetLastMenuItem();
 834
 835     if ( item )
 836     {
 837         item->Enable(!item->IsEnabled());
 838     }
 839 }
 840
 841 void MyFrame::OnCheckMenuItem(wxCommandEvent& WXUNUSED(event))
 842 {
 843     wxMenuItem *item = GetLastMenuItem();
 844
 845     item->Toggle();
 846 }
 847
 848 void MyFrame::OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event)
 849 {
 850     wxLogNull nolog;
 851
 852     wxMenuItem *item = GetLastMenuItem();
 853
 854     event.Enable(item && item->IsCheckable());
 855 }
 856
 857 void MyFrame::OnGetLabelMenuItem(wxCommandEvent& WXUNUSED(event))
 858 {
 859     wxMenuItem *item = GetLastMenuItem();
 860
 861     if ( item )
 862     {
 863         wxString label = item->GetItemLabel();
 864         wxLogMessage(_T("The label of the last menu item is '%s'"),
 865                      label.c_str());
 866     }
 867 }
 868
 869 #if wxUSE_TEXTDLG
 870 void MyFrame::OnSetLabelMenuItem(wxCommandEvent& WXUNUSED(event))
 871 {
 872     wxMenuItem *item = GetLastMenuItem();
 873
 874     if ( item )
 875     {
 876         wxString label = wxGetTextFromUser
 877                          (
 878                             _T("Enter new label: "),
 879                             _T("Change last menu item text"),
 880                             item->GetItemLabel(),
 881                             this
 882                          );
 883         label.Replace( _T("\\t"), _T("\t") );
 884
 885         if ( !label.empty() )
 886         {
 887             item->SetItemLabel(label);
 888         }
 889     }
 890 }
 891 #endif
 892
 893 void MyFrame::OnGetMenuItemInfo(wxCommandEvent& WXUNUSED(event))
 894 {
 895     wxMenuItem *item = GetLastMenuItem();
 896
 897     if ( item )
 898     {
 899         wxString msg;
 900         msg << _T("The item is ") << (item->IsEnabled() ? _T("enabled")
 901                                                     : _T("disabled"))
 902             << _T('\n');
 903
 904         if ( item->IsCheckable() )
 905         {
 906             msg << _T("It is checkable and ") << (item->IsChecked() ? _T("") : _T("un"))
 907                 << _T("checked\n");
 908         }
 909
 910 #if wxUSE_ACCEL
 911         wxAcceleratorEntry *accel = item->GetAccel();
 912         if ( accel )
 913         {
 914             msg << _T("Its accelerator is ");
 915
 916             int flags = accel->GetFlags();
 917             if ( flags & wxACCEL_ALT )
 918                 msg << _T("Alt-");
 919             if ( flags & wxACCEL_CTRL )
 920                 msg << _T("Ctrl-");
 921             if ( flags & wxACCEL_SHIFT )
 922                 msg << _T("Shift-");
 923
 924             int code = accel->GetKeyCode();
 925             switch ( code )
 926             {
 927                 case WXK_F1:
 928                 case WXK_F2:
 929                 case WXK_F3:
 930                 case WXK_F4:
 931                 case WXK_F5:
 932                 case WXK_F6:
 933                 case WXK_F7:
 934                 case WXK_F8:
 935                 case WXK_F9:
 936                 case WXK_F10:
 937                 case WXK_F11:
 938                 case WXK_F12:
 939                     msg << _T('F') << code - WXK_F1 + 1;
 940                     break;
 941
 942                 // if there are any other keys wxGetAccelFromString() may return,
 943                 // we should process them here
 944
 945                 default:
 946                     if ( wxIsalnum(code) )
 947                     {
 948                         msg << (wxChar)code;
 949
 950                         break;
 951                     }
 952
 953                     wxFAIL_MSG( _T("unknown keyboard accel") );
 954             }
 955
 956             delete accel;
 957         }
 958         else
 959         {
 960             msg << _T("It doesn't have an accelerator");
 961         }
 962 #endif // wxUSE_ACCEL
 963
 964         wxLogMessage(msg);
 965     }
 966 }
 967
 968 #if wxUSE_TEXTDLG
 969 void MyFrame::OnFindMenuItem(wxCommandEvent& WXUNUSED(event))
 970 {
 971     wxMenuBar *mbar = GetMenuBar();
 972     size_t count = mbar->GetMenuCount();
 973
 974     wxCHECK_RET( count, _T("no last menu?") );
 975
 976     wxString label = wxGetTextFromUser
 977                      (
 978                         _T("Enter label to search for: "),
 979                         _T("Find menu item"),
 980                         wxEmptyString,
 981                         this
 982                      );
 983
 984     if ( !label.empty() )
 985     {
 986         size_t menuindex;
 987         int index = wxNOT_FOUND;
 988
 989         for (menuindex = 0; (menuindex < count) && (index == wxNOT_FOUND); ++menuindex)
 990         {
 991             index = mbar->FindMenuItem(mbar->GetMenu(menuindex)->GetTitle(), label);
 992         }
 993         if (index == wxNOT_FOUND)
 994         {
 995             wxLogWarning(_T("No menu item with label '%s'"), label.c_str());
 996         }
 997         else
 998         {
 999             wxLogMessage(_T("Menu item %d in menu %lu has label '%s'"),
1000                          index, (unsigned long)menuindex, label.c_str());
1001         }
1002     }
1003 }
1004 #endif
1005
1006 void MyFrame::ShowContextMenu(const wxPoint& pos)
1007 {
1008     wxMenu menu;
1009
1010     if ( wxGetKeyState(WXK_SHIFT) )
1011     {
1012         // when Shift is pressed, demonstrate the use of a simple function
1013         // returning the id of the item selected in the popup menu
1014         menu.SetTitle("Choose one of:");
1015         static const char *choices[] = { "Apple", "Banana", "Cherry" };
1016         for ( size_t n = 0; n < WXSIZEOF(choices); n++ )
1017             menu.Append(Menu_PopupChoice + n, choices[n]);
1018
1019         const int rc = GetPopupMenuSelectionFromUser(menu, pos);
1020         if ( rc == wxID_NONE )
1021         {
1022             wxLogMessage("No selection");
1023         }
1024         else
1025         {
1026             wxLogMessage("You have selected \"%s\"",
1027                          choices[rc - Menu_PopupChoice]);
1028         }
1029     }
1030     else // normal case, shift not pressed
1031     {
1032         menu.Append(Menu_Help_About, _T("&About"));
1033         menu.Append(Menu_Popup_Submenu, _T("&Submenu"), CreateDummyMenu(NULL));
1034         menu.Append(Menu_Popup_ToBeDeleted, _T("To be &deleted"));
1035         menu.AppendCheckItem(Menu_Popup_ToBeChecked, _T("To be &checked"));
1036         menu.Append(Menu_Popup_ToBeGreyed, _T("To be &greyed"),
1037                     _T("This menu item should be initially greyed out"));
1038         menu.AppendSeparator();
1039         menu.Append(Menu_File_Quit, _T("E&xit"));
1040
1041         menu.Delete(Menu_Popup_ToBeDeleted);
1042         menu.Check(Menu_Popup_ToBeChecked, true);
1043         menu.Enable(Menu_Popup_ToBeGreyed, false);
1044
1045         PopupMenu(&menu, pos);
1046
1047         // test for destroying items in popup menus
1048 #if 0 // doesn't work in wxGTK!
1049         menu.Destroy(Menu_Popup_Submenu);
1050
1051         PopupMenu( &menu, event.GetX(), event.GetY() );
1052 #endif // 0
1053     }
1054 }
1055
1056 void MyFrame::OnTestNormal(wxCommandEvent& WXUNUSED(event))
1057 {
1058     wxLogMessage(_T("Normal item selected"));
1059 }
1060
1061 void MyFrame::OnTestCheck(wxCommandEvent& event)
1062 {
1063     wxLogMessage(_T("Check item %schecked"),
1064                  event.IsChecked() ? _T("") : _T("un"));
1065 }
1066
1067 void MyFrame::OnTestRadio(wxCommandEvent& event)
1068 {
1069     wxLogMessage(_T("Radio item %d selected"),
1070                  event.GetId() - Menu_Test_Radio1 + 1);
1071 }
1072
1073 #if USE_LOG_WINDOW
1074 void MyFrame::LogMenuOpenOrClose(const wxMenuEvent& event, const wxChar *what)
1075 {
1076     wxString msg;
1077     msg << _T("A ")
1078         << ( event.IsPopup() ? _T("popup ") : _T("") )
1079         << _T("menu has been ")
1080         << what
1081         << _T(".");
1082
1083     wxLogStatus(this, msg.c_str());
1084 }
1085 #endif
1086
1087 void MyFrame::OnUpdateSubMenuNormal(wxUpdateUIEvent& event)
1088 {
1089     event.Enable(false);
1090 }
1091
1092 void MyFrame::OnUpdateSubMenuCheck(wxUpdateUIEvent& event)
1093 {
1094     event.Enable(true);
1095 }
1096
1097 void MyFrame::OnUpdateSubMenuRadio(wxUpdateUIEvent& event)
1098 {
1099     int which = (event.GetId() - Menu_SubMenu_Radio1 + 1);
1100     if (which == 2)
1101         event.Check(true);
1102     else
1103         event.Check(false);
1104 }
1105
1106 #if USE_CONTEXT_MENU
1107 void MyFrame::OnContextMenu(wxContextMenuEvent& event)
1108 {
1109     wxPoint point = event.GetPosition();
1110     // If from keyboard
1111     if (point.x == -1 && point.y == -1) {
1112         wxSize size = GetSize();
1113         point.x = size.x / 2;
1114         point.y = size.y / 2;
1115     } else {
1116         point = ScreenToClient(point);
1117     }
1118     ShowContextMenu(point);
1119 }
1120 #endif
1121
1122 void MyFrame::OnSize(wxSizeEvent& WXUNUSED(event))
1123 {
1124 #if USE_LOG_WINDOW
1125     if ( !m_textctrl )
1126         return;
1127
1128     // leave a band below for popup menu testing
1129     wxSize size = GetClientSize();
1130     m_textctrl->SetSize(0, 0, size.x, (3*size.y)/4);
1131 #endif
1132
1133     // this is really ugly but we have to do it as we can't just call
1134     // event.Skip() because wxFrameBase would make the text control fill the
1135     // entire frame then
1136 #ifdef __WXUNIVERSAL__
1137     PositionMenuBar();
1138 #endif // __WXUNIVERSAL__
1139 }
1140