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wxWidgets/samples/menu/menu.cpp
Ian McInerney d846b24450 Update menu event documentation and sample 
Update the documentation to reflect change to the GetMenu event
working for all 3 menu events. Also update the sample to give the
menu for the highlight event.
2019-08-25 16:25:55 +02:00

1385 lines
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/////////////////////////////////////////////////////////////////////////////
// Name: samples/menu.cpp
// Purpose: wxMenu/wxMenuBar sample
// Author: Vadim Zeitlin
// Modified by:
// Created: 01.11.99
// Copyright: (c) 1999 Vadim Zeitlin
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/app.h"
#include "wx/bitmap.h"
#include "wx/frame.h"
#include "wx/image.h"
#include "wx/menu.h"
#include "wx/msgdlg.h"
#include "wx/log.h"
#include "wx/textctrl.h"
#include "wx/textdlg.h"
#endif
#if !wxUSE_MENUS
// nice try...
#error "menu sample requires wxUSE_MENUS=1"
#endif // wxUSE_MENUS
// not all ports have support for EVT_CONTEXT_MENU yet, don't define
// USE_CONTEXT_MENU for those which don't
#if defined(__WXMOTIF__) || defined(__WXX11__)
#define USE_CONTEXT_MENU 0
#else
#define USE_CONTEXT_MENU 1
#endif
// this sample is useful when a new port is developed
// and usually a new port has majority of flags turned off
#if wxUSE_LOG && wxUSE_TEXTCTRL
#define USE_LOG_WINDOW 1
#else
#define USE_LOG_WINDOW 0
#endif
#include "copy.xpm"
#ifndef wxHAS_IMAGES_IN_RESOURCES
#include "../sample.xpm"
#endif
// ----------------------------------------------------------------------------
// classes
// ----------------------------------------------------------------------------
// Define a new application
class MyApp: public wxApp
{
public:
bool OnInit() wxOVERRIDE;
};
// Define a new frame
class MyFrame: public wxFrame
{
public:
MyFrame();
virtual ~MyFrame();
void LogMenuEvent(const wxCommandEvent& event);
protected:
void OnQuit(wxCommandEvent& event);
#if USE_LOG_WINDOW
void OnClearLog(wxCommandEvent& event);
void OnClearLogUpdateUI(wxUpdateUIEvent& event);
#endif // USE_LOG_WINDOW
void OnShowDialog(wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
void OnDummy(wxCommandEvent& event);
void OnAppendMenuItem(wxCommandEvent& event);
void OnAppendSubMenu(wxCommandEvent& event);
void OnDeleteMenuItem(wxCommandEvent& event);
void OnDeleteSubMenu(wxCommandEvent& event);
void OnInsertMenuItem(wxCommandEvent& event);
void OnCheckMenuItem(wxCommandEvent& event);
void OnEnableMenuItem(wxCommandEvent& event);
void OnGetLabelMenuItem(wxCommandEvent& event);
#if wxUSE_TEXTDLG
void OnSetLabelMenuItem(wxCommandEvent& event);
#endif
void OnGetMenuItemInfo(wxCommandEvent& event);
#if wxUSE_TEXTDLG
void OnFindMenuItem(wxCommandEvent& event);
#endif
void OnAppendMenu(wxCommandEvent& event);
void OnInsertMenu(wxCommandEvent& event);
void OnDeleteMenu(wxCommandEvent& event);
void OnToggleMenu(wxCommandEvent& event);
void OnEnableMenu(wxCommandEvent& event);
void OnGetLabelMenu(wxCommandEvent& event);
void OnSetLabelMenu(wxCommandEvent& event);
#if wxUSE_TEXTDLG
void OnFindMenu(wxCommandEvent& event);
#endif
void OnTestNormal(wxCommandEvent& event);
void OnTestCheck(wxCommandEvent& event);
void OnTestRadio(wxCommandEvent& event);
void OnUpdateSubMenuNormal(wxUpdateUIEvent& event);
void OnUpdateSubMenuCheck(wxUpdateUIEvent& event);
void OnUpdateSubMenuRadio(wxUpdateUIEvent& event);
#if USE_CONTEXT_MENU
void OnContextMenu(wxContextMenuEvent& event);
#else
void OnRightUp(wxMouseEvent& event)
{ ShowContextMenu(event.GetPosition()); }
#endif
void OnMenuOpen(wxMenuEvent& event)
{
#if USE_LOG_WINDOW
LogMenuOpenCloseOrHighlight(event, "opened"); event.Skip();
#endif
}
void OnMenuClose(wxMenuEvent& event)
{
#if USE_LOG_WINDOW
LogMenuOpenCloseOrHighlight(event, "closed"); event.Skip();
#endif
}
void OnMenuHighlight(wxMenuEvent& event)
{
#if USE_LOG_WINDOW
LogMenuOpenCloseOrHighlight(event, "highlighted"); event.Skip();
#endif
}
void OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event);
void OnSize(wxSizeEvent& event);
private:
#if USE_LOG_WINDOW
void LogMenuOpenCloseOrHighlight(const wxMenuEvent& event, const wxString& what);
#endif
void ShowContextMenu(const wxPoint& pos);
wxMenu *CreateDummyMenu(wxString *title);
wxMenuItem *GetLastMenuItem() const;
// the menu previously detached from the menubar (may be NULL)
wxMenu *m_menu;
// the count of dummy menus already created
size_t m_countDummy;
#if USE_LOG_WINDOW
// the control used for logging
wxTextCtrl *m_textctrl;
#endif
// the previous log target
wxLog *m_logOld;
wxDECLARE_EVENT_TABLE();
};
class MyDialog : public wxDialog
{
public:
MyDialog(wxWindow* parent);
#if USE_CONTEXT_MENU
void OnContextMenu(wxContextMenuEvent& event);
#else
void OnRightUp(wxMouseEvent& event)
{ ShowContextMenu(event.GetPosition()); }
#endif
void OnMenuOpen(wxMenuEvent& event)
{
#if USE_LOG_WINDOW
LogMenuOpenCloseOrHighlight(event, "opened"); event.Skip();
#endif
}
void OnMenuClose(wxMenuEvent& event)
{
#if USE_LOG_WINDOW
LogMenuOpenCloseOrHighlight(event, "closed"); event.Skip();
#endif
}
void OnMenuHighlight(wxMenuEvent& event)
{
#if USE_LOG_WINDOW
LogMenuOpenCloseOrHighlight(event, "highlighted"); event.Skip();
#endif
}
private:
#if USE_LOG_WINDOW
void LogMenuOpenCloseOrHighlight(const wxMenuEvent& event, const wxString& what);
#endif
void ShowContextMenu(const wxPoint& pos);
#if USE_LOG_WINDOW
// the control used for logging
wxTextCtrl *m_textctrl;
#endif
wxDECLARE_EVENT_TABLE();
};
// A small helper class which intercepts all menu events and logs them
class MyEvtHandler : public wxEvtHandler
{
public:
MyEvtHandler(MyFrame *frame) { m_frame = frame; }
void OnMenuEvent(wxCommandEvent& event)
{
m_frame->LogMenuEvent(event);
event.Skip();
}
private:
MyFrame *m_frame;
wxDECLARE_EVENT_TABLE();
};
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
enum
{
Menu_File_Quit = wxID_EXIT,
#if USE_LOG_WINDOW
Menu_File_ClearLog = 100,
#endif
Menu_File_ShowDialog,
Menu_MenuBar_Toggle = 200,
Menu_MenuBar_Append,
Menu_MenuBar_Insert,
Menu_MenuBar_Delete,
Menu_MenuBar_Enable,
Menu_MenuBar_GetLabel,
#if wxUSE_TEXTDLG
Menu_MenuBar_SetLabel,
Menu_MenuBar_FindMenu,
#endif
Menu_Menu_Append = 300,
Menu_Menu_AppendSub,
Menu_Menu_Insert,
Menu_Menu_Delete,
Menu_Menu_DeleteSub,
Menu_Menu_Enable,
Menu_Menu_Check,
Menu_Menu_GetLabel,
#if wxUSE_TEXTDLG
Menu_Menu_SetLabel,
#endif
Menu_Menu_GetInfo,
#if wxUSE_TEXTDLG
Menu_Menu_FindItem,
#endif
Menu_Test_Normal = 400,
Menu_Test_Check,
Menu_Test_Radio1,
Menu_Test_Radio2,
Menu_Test_Radio3,
Menu_SubMenu = 450,
Menu_SubMenu_Normal,
Menu_SubMenu_Check,
Menu_SubMenu_Radio1,
Menu_SubMenu_Radio2,
Menu_SubMenu_Radio3,
Menu_Dummy_First = 500,
Menu_Dummy_Second,
Menu_Dummy_Third,
Menu_Dummy_Fourth,
Menu_Dummy_Last,
Menu_Help_About = wxID_ABOUT,
Menu_Popup_ToBeDeleted = 2000,
Menu_Popup_ToBeGreyed,
Menu_Popup_ToBeChecked,
Menu_Popup_Submenu,
Menu_PopupChoice,
Menu_Max
};
// ----------------------------------------------------------------------------
// event tables
// ----------------------------------------------------------------------------
wxBEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU(Menu_File_Quit, MyFrame::OnQuit)
#if USE_LOG_WINDOW
EVT_MENU(Menu_File_ClearLog, MyFrame::OnClearLog)
EVT_UPDATE_UI(Menu_File_ClearLog, MyFrame::OnClearLogUpdateUI)
#endif
EVT_MENU(Menu_File_ShowDialog, MyFrame::OnShowDialog)
EVT_MENU(Menu_Help_About, MyFrame::OnAbout)
EVT_MENU(Menu_MenuBar_Toggle, MyFrame::OnToggleMenu)
EVT_MENU(Menu_MenuBar_Append, MyFrame::OnAppendMenu)
EVT_MENU(Menu_MenuBar_Insert, MyFrame::OnInsertMenu)
EVT_MENU(Menu_MenuBar_Delete, MyFrame::OnDeleteMenu)
EVT_MENU(Menu_MenuBar_Enable, MyFrame::OnEnableMenu)
EVT_MENU(Menu_MenuBar_GetLabel, MyFrame::OnGetLabelMenu)
#if wxUSE_TEXTDLG
EVT_MENU(Menu_MenuBar_SetLabel, MyFrame::OnSetLabelMenu)
EVT_MENU(Menu_MenuBar_FindMenu, MyFrame::OnFindMenu)
#endif
EVT_MENU(Menu_Menu_Append, MyFrame::OnAppendMenuItem)
EVT_MENU(Menu_Menu_AppendSub, MyFrame::OnAppendSubMenu)
EVT_MENU(Menu_Menu_Insert, MyFrame::OnInsertMenuItem)
EVT_MENU(Menu_Menu_Delete, MyFrame::OnDeleteMenuItem)
EVT_MENU(Menu_Menu_DeleteSub, MyFrame::OnDeleteSubMenu)
EVT_MENU(Menu_Menu_Enable, MyFrame::OnEnableMenuItem)
EVT_MENU(Menu_Menu_Check, MyFrame::OnCheckMenuItem)
EVT_MENU(Menu_Menu_GetLabel, MyFrame::OnGetLabelMenuItem)
#if wxUSE_TEXTDLG
EVT_MENU(Menu_Menu_SetLabel, MyFrame::OnSetLabelMenuItem)
#endif
EVT_MENU(Menu_Menu_GetInfo, MyFrame::OnGetMenuItemInfo)
#if wxUSE_TEXTDLG
EVT_MENU(Menu_Menu_FindItem, MyFrame::OnFindMenuItem)
#endif
EVT_MENU(Menu_Test_Normal, MyFrame::OnTestNormal)
EVT_MENU(Menu_Test_Check, MyFrame::OnTestCheck)
EVT_MENU(Menu_Test_Radio1, MyFrame::OnTestRadio)
EVT_MENU(Menu_Test_Radio2, MyFrame::OnTestRadio)
EVT_MENU(Menu_Test_Radio3, MyFrame::OnTestRadio)
EVT_UPDATE_UI(Menu_SubMenu_Normal, MyFrame::OnUpdateSubMenuNormal)
EVT_UPDATE_UI(Menu_SubMenu_Check, MyFrame::OnUpdateSubMenuCheck)
EVT_UPDATE_UI(Menu_SubMenu_Radio1, MyFrame::OnUpdateSubMenuRadio)
EVT_UPDATE_UI(Menu_SubMenu_Radio2, MyFrame::OnUpdateSubMenuRadio)
EVT_UPDATE_UI(Menu_SubMenu_Radio3, MyFrame::OnUpdateSubMenuRadio)
EVT_MENU_RANGE(Menu_Dummy_First, Menu_Dummy_Last, MyFrame::OnDummy)
EVT_UPDATE_UI(Menu_Menu_Check, MyFrame::OnUpdateCheckMenuItemUI)
#if USE_CONTEXT_MENU
EVT_CONTEXT_MENU(MyFrame::OnContextMenu)
#else
EVT_RIGHT_UP(MyFrame::OnRightUp)
#endif
EVT_MENU_OPEN(MyFrame::OnMenuOpen)
EVT_MENU_CLOSE(MyFrame::OnMenuClose)
EVT_MENU_HIGHLIGHT_ALL(MyFrame::OnMenuHighlight)
EVT_SIZE(MyFrame::OnSize)
wxEND_EVENT_TABLE()
wxBEGIN_EVENT_TABLE(MyDialog, wxDialog)
#if USE_CONTEXT_MENU
EVT_CONTEXT_MENU(MyDialog::OnContextMenu)
#else
EVT_RIGHT_UP(MyDialog::OnRightUp)
#endif
EVT_MENU_OPEN(MyDialog::OnMenuOpen)
EVT_MENU_CLOSE(MyDialog::OnMenuClose)
EVT_MENU_HIGHLIGHT_ALL(MyDialog::OnMenuHighlight)
wxEND_EVENT_TABLE()
wxBEGIN_EVENT_TABLE(MyEvtHandler, wxEvtHandler)
EVT_MENU(wxID_ANY, MyEvtHandler::OnMenuEvent)
wxEND_EVENT_TABLE()
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// MyApp
// ----------------------------------------------------------------------------
wxIMPLEMENT_APP(MyApp);
// The `main program' equivalent, creating the windows and returning the
// main frame
bool MyApp::OnInit()
{
if ( !wxApp::OnInit() )
return false;
// Create the main frame window
MyFrame* frame = new MyFrame;
frame->Show(true);
#if wxUSE_STATUSBAR
frame->SetStatusText("Welcome to wxWidgets menu sample");
#endif // wxUSE_STATUSBAR
return true;
}
// ----------------------------------------------------------------------------
// MyFrame
// ----------------------------------------------------------------------------
// Define my frame constructor
MyFrame::MyFrame()
: wxFrame((wxFrame *)NULL, wxID_ANY, "wxWidgets menu sample")
{
SetIcon(wxICON(sample));
#if USE_LOG_WINDOW
m_textctrl = NULL;
#endif
m_menu = NULL;
m_countDummy = 0;
m_logOld = NULL;
#if wxUSE_STATUSBAR
CreateStatusBar();
#endif // wxUSE_STATUSBAR
// create the menubar
wxMenu *fileMenu = new wxMenu;
wxMenu *stockSubMenu = new wxMenu;
stockSubMenu->Append(wxID_ADD);
stockSubMenu->Append(wxID_APPLY);
stockSubMenu->Append(wxID_BACKWARD);
stockSubMenu->Append(wxID_BOLD);
stockSubMenu->Append(wxID_BOTTOM);
stockSubMenu->Append(wxID_CANCEL);
stockSubMenu->Append(wxID_CDROM);
stockSubMenu->Append(wxID_CLEAR);
stockSubMenu->Append(wxID_CLOSE);
stockSubMenu->Append(wxID_CONVERT);
stockSubMenu->Append(wxID_COPY);
stockSubMenu->Append(wxID_CUT);
stockSubMenu->Append(wxID_DELETE);
stockSubMenu->Append(wxID_DOWN);
stockSubMenu->Append(wxID_EXECUTE);
stockSubMenu->Append(wxID_EXIT);
stockSubMenu->Append(wxID_FIND);
stockSubMenu->Append(wxID_FIRST);
stockSubMenu->Append(wxID_FLOPPY);
stockSubMenu->Append(wxID_FORWARD);
stockSubMenu->Append(wxID_HARDDISK);
stockSubMenu->Append(wxID_HELP);
stockSubMenu->Append(wxID_HOME);
stockSubMenu->Append(wxID_INDENT);
stockSubMenu->Append(wxID_INDEX);
stockSubMenu->Append(wxID_INFO);
stockSubMenu->Append(wxID_ITALIC);
stockSubMenu->Append(wxID_JUMP_TO);
stockSubMenu->Append(wxID_JUSTIFY_CENTER);
stockSubMenu->Append(wxID_JUSTIFY_FILL);
stockSubMenu->Append(wxID_JUSTIFY_LEFT);
stockSubMenu->Append(wxID_JUSTIFY_RIGHT);
stockSubMenu->Append(wxID_LAST);
stockSubMenu->Append(wxID_NETWORK);
stockSubMenu->Append(wxID_NEW);
stockSubMenu->Append(wxID_NO);
stockSubMenu->Append(wxID_OK);
stockSubMenu->Append(wxID_OPEN);
stockSubMenu->Append(wxID_PASTE);
stockSubMenu->Append(wxID_PREFERENCES);
stockSubMenu->Append(wxID_PREVIEW);
stockSubMenu->Append(wxID_PRINT);
stockSubMenu->Append(wxID_PROPERTIES);
stockSubMenu->Append(wxID_REDO);
stockSubMenu->Append(wxID_REFRESH);
stockSubMenu->Append(wxID_REMOVE);
stockSubMenu->Append(wxID_REPLACE);
stockSubMenu->Append(wxID_REVERT_TO_SAVED);
stockSubMenu->Append(wxID_SAVE);
stockSubMenu->Append(wxID_SAVEAS);
stockSubMenu->Append(wxID_SELECT_COLOR);
stockSubMenu->Append(wxID_SELECT_FONT);
stockSubMenu->Append(wxID_SORT_ASCENDING);
stockSubMenu->Append(wxID_SORT_DESCENDING);
stockSubMenu->Append(wxID_SPELL_CHECK);
stockSubMenu->Append(wxID_STOP);
stockSubMenu->Append(wxID_STRIKETHROUGH);
stockSubMenu->Append(wxID_TOP);
stockSubMenu->Append(wxID_UNDELETE);
stockSubMenu->Append(wxID_UNDERLINE);
stockSubMenu->Append(wxID_UNDO);
stockSubMenu->Append(wxID_UNINDENT);
stockSubMenu->Append(wxID_UP);
stockSubMenu->Append(wxID_YES);
stockSubMenu->Append(wxID_ZOOM_100);
stockSubMenu->Append(wxID_ZOOM_FIT);
stockSubMenu->Append(wxID_ZOOM_IN);
stockSubMenu->Append(wxID_ZOOM_OUT);
fileMenu->AppendSubMenu(stockSubMenu, "&Standard items demo");
#if USE_LOG_WINDOW
wxMenuItem *item = new wxMenuItem(fileMenu, Menu_File_ClearLog,
"Clear &log\tCtrl-L");
item->SetBitmap(copy_xpm);
fileMenu->Append(item);
fileMenu->AppendSeparator();
#endif // USE_LOG_WINDOW
fileMenu->Append(Menu_File_ShowDialog, "Show &Dialog\tCtrl-D",
"Show a dialog");
fileMenu->AppendSeparator();
fileMenu->Append(Menu_File_Quit, "E&xit\tAlt-X", "Quit menu sample");
wxMenu *menubarMenu = new wxMenu;
menubarMenu->Append(Menu_MenuBar_Append, "&Append menu\tCtrl-A",
"Append a menu to the menubar");
menubarMenu->Append(Menu_MenuBar_Insert, "&Insert menu\tCtrl-I",
"Insert a menu into the menubar");
menubarMenu->Append(Menu_MenuBar_Delete, "&Delete menu\tCtrl-D",
"Delete the last menu from the menubar");
menubarMenu->Append(Menu_MenuBar_Toggle, "&Toggle menu\tCtrl-T",
"Toggle the first menu in the menubar", true);
menubarMenu->AppendSeparator();
menubarMenu->Append(Menu_MenuBar_Enable, "&Enable menu\tCtrl-E",
"Enable or disable the last menu", true);
menubarMenu->AppendSeparator();
menubarMenu->Append(Menu_MenuBar_GetLabel, "&Get menu label\tCtrl-G",
"Get the label of the last menu");
#if wxUSE_TEXTDLG
menubarMenu->Append(Menu_MenuBar_SetLabel, "&Set menu label\tCtrl-S",
"Change the label of the last menu");
menubarMenu->AppendSeparator();
menubarMenu->Append(Menu_MenuBar_FindMenu, "&Find menu from label\tCtrl-F",
"Find a menu by searching for its label");
#endif
wxMenu* subMenu = new wxMenu;
subMenu->Append(Menu_SubMenu_Normal, "&Normal submenu item", "Disabled submenu item");
subMenu->AppendCheckItem(Menu_SubMenu_Check, "&Check submenu item", "Check submenu item");
subMenu->AppendRadioItem(Menu_SubMenu_Radio1, "Radio item &1", "Radio item");
subMenu->AppendRadioItem(Menu_SubMenu_Radio2, "Radio item &2", "Radio item");
subMenu->AppendRadioItem(Menu_SubMenu_Radio3, "Radio item &3", "Radio item");
menubarMenu->Append(Menu_SubMenu, "Submenu", subMenu);
wxMenu *menuMenu = new wxMenu;
menuMenu->Append(Menu_Menu_Append, "&Append menu item\tAlt-A",
"Append a menu item to the 'Test' menu");
menuMenu->Append(Menu_Menu_AppendSub, "&Append sub menu\tAlt-S",
"Append a sub menu to the 'Test' menu");
menuMenu->Append(Menu_Menu_Insert, "&Insert menu item\tAlt-I",
"Insert a menu item in head of the 'Test' menu");
menuMenu->Append(Menu_Menu_Delete, "&Delete menu item\tAlt-D",
"Delete the last menu item from the 'Test' menu");
menuMenu->Append(Menu_Menu_DeleteSub, "Delete last &submenu\tAlt-K",
"Delete the last submenu from the 'Test' menu");
menuMenu->AppendSeparator();
menuMenu->Append(Menu_Menu_Enable, "&Enable menu item\tAlt-E",
"Enable or disable the last menu item", true);
menuMenu->Append(Menu_Menu_Check, "&Check menu item\tAlt-C",
"Check or uncheck the last menu item", true);
menuMenu->AppendSeparator();
menuMenu->Append(Menu_Menu_GetInfo, "Get menu item in&fo\tAlt-F",
"Show the state of the last menu item");
#if wxUSE_TEXTDLG
menuMenu->Append(Menu_Menu_SetLabel, "Set menu item label\tAlt-L",
"Set the label of a menu item");
#endif
#if wxUSE_TEXTDLG
menuMenu->AppendSeparator();
menuMenu->Append(Menu_Menu_FindItem, "Find menu item from label",
"Find a menu item by searching for its label");
#endif
wxMenu *testMenu = new wxMenu;
testMenu->Append(Menu_Test_Normal, "&Normal item");
testMenu->AppendSeparator();
testMenu->AppendCheckItem(Menu_Test_Check, "&Check item");
#ifdef __WXMSW__
#if wxUSE_IMAGE
wxBitmap bmpUnchecked(8, 8);
wxImage imageChecked(8, 8);
imageChecked.Clear(0xff);
wxBitmap bmpChecked(imageChecked);
wxMenuItem *checkedBitmapItem = new wxMenuItem(testMenu, wxID_ANY,
"Check item with bitmaps", "", wxITEM_CHECK);
checkedBitmapItem->SetBitmaps(bmpChecked, bmpUnchecked);
testMenu->Append(checkedBitmapItem);
checkedBitmapItem = new wxMenuItem(testMenu, wxID_ANY,
"Check item with bitmaps set afterwards", "", wxITEM_CHECK);
testMenu->Append(checkedBitmapItem);
checkedBitmapItem->SetBitmaps(bmpChecked, bmpUnchecked);
checkedBitmapItem = new wxMenuItem(testMenu, wxID_ANY,
"Check item with bitmaps set afterwards (initially checked)", "", wxITEM_CHECK);
testMenu->Append(checkedBitmapItem);
checkedBitmapItem->Check();
checkedBitmapItem->SetBitmaps(bmpChecked, bmpUnchecked);
#endif
#endif
testMenu->AppendSeparator();
testMenu->AppendRadioItem(Menu_Test_Radio1, "Radio item &1");
testMenu->AppendRadioItem(Menu_Test_Radio2, "Radio item &2");
testMenu->AppendRadioItem(Menu_Test_Radio3, "Radio item &3");
wxMenu *helpMenu = new wxMenu;
helpMenu->Append(Menu_Help_About, "&About\tF1", "About menu sample");
wxMenuBar* menuBar = new wxMenuBar( wxMB_DOCKABLE );
menuBar->Append(fileMenu, "&File");
menuBar->Append(menubarMenu, "Menu&bar");
menuBar->Append(menuMenu, "&Menu");
menuBar->Append(testMenu, "&Test");
menuBar->Append(helpMenu, "&Help");
// these items should be initially checked
menuBar->Check(Menu_MenuBar_Toggle, true);
menuBar->Check(Menu_MenuBar_Enable, true);
menuBar->Check(Menu_Menu_Enable, true);
menuBar->Check(Menu_Menu_Check, false);
// associate the menu bar with the frame
SetMenuBar(menuBar);
// intercept all menu events and log them in this custom event handler
PushEventHandler(new MyEvtHandler(this));
#if USE_LOG_WINDOW
// create the log text window
m_textctrl = new wxTextCtrl(this, wxID_ANY, wxEmptyString,
wxDefaultPosition, wxDefaultSize,
wxTE_MULTILINE);
m_textctrl->SetEditable(false);
wxLog::DisableTimestamp();
m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_textctrl));
wxLogMessage("Brief explanations: the commands in the \"Menu\" menu "
"append/insert/delete items to/from the \"Test\" menu.\n"
"The commands in the \"Menubar\" menu work with the "
"menubar itself.\n\n"
"Right click the band below to test popup menus.\n");
#endif
}
MyFrame::~MyFrame()
{
delete m_menu;
// delete the event handler installed in ctor
PopEventHandler(true);
#if USE_LOG_WINDOW
// restore old logger
delete wxLog::SetActiveTarget(m_logOld);
#endif
}
wxMenu *MyFrame::CreateDummyMenu(wxString *title)
{
wxMenu *menu = new wxMenu;
menu->Append(Menu_Dummy_First, "&First item\tCtrl-F1");
menu->AppendSeparator();
menu->AppendCheckItem(Menu_Dummy_Second, "&Second item\tCtrl-F2");
if ( title )
{
title->Printf("Dummy menu &%u", (unsigned)++m_countDummy);
}
return menu;
}
wxMenuItem *MyFrame::GetLastMenuItem() const
{
wxMenuBar *menubar = GetMenuBar();
wxMenu *menu = menubar->GetMenu(menubar->FindMenu("Test"));
wxCHECK_MSG( menu, NULL, "no 'Test' menu?" );
wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetLast();
if ( !node )
{
wxLogWarning("No last item in the 'Test' menu!");
return NULL;
}
else
{
return node->GetData();
}
}
void MyFrame::LogMenuEvent(const wxCommandEvent& event)
{
int id = event.GetId();
wxString msg = wxString::Format("Menu command %d", id);
// catch all checkable menubar items and also the check item from the popup
// menu
wxMenuItem *item = GetMenuBar()->FindItem(id);
if ( (item && item->IsCheckable()) || id == Menu_Popup_ToBeChecked )
{
msg += wxString::Format(" (the item is currently %schecked)",
event.IsChecked() ? "" : "not ");
}
wxLogMessage(msg);
}
// ----------------------------------------------------------------------------
// menu callbacks
// ----------------------------------------------------------------------------
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
{
Close(true);
}
#if USE_LOG_WINDOW
void MyFrame::OnClearLog(wxCommandEvent& WXUNUSED(event))
{
m_textctrl->Clear();
}
void MyFrame::OnClearLogUpdateUI(wxUpdateUIEvent& event)
{
// if we only enable this item when the log window is empty, we never see
// it in the disable state as a message is logged whenever the menu is
// opened, so we disable it if there is not "much" text in the window
event.Enable( m_textctrl->GetNumberOfLines() > 5 );
}
#endif // USE_LOG_WINDOW
void MyFrame::OnShowDialog(wxCommandEvent& WXUNUSED(event))
{
MyDialog dlg(this);
dlg.ShowModal();
}
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
(void)wxMessageBox("wxWidgets menu sample\n(c) 1999-2001 Vadim Zeitlin",
"About wxWidgets menu sample",
wxOK | wxICON_INFORMATION);
}
void MyFrame::OnDeleteMenu(wxCommandEvent& WXUNUSED(event))
{
wxMenuBar *mbar = GetMenuBar();
size_t count = mbar->GetMenuCount();
if ( count == 4 )
{
// don't let delete the first 4 menus
wxLogError("Can't delete any more menus");
}
else
{
delete mbar->Remove(count - 1);
}
}
void MyFrame::OnInsertMenu(wxCommandEvent& WXUNUSED(event))
{
wxString title;
wxMenu *menu = CreateDummyMenu(&title);
// Insert before the 'Help' menu
// Otherwise repeated Deletes will remove the 'Test' menu
GetMenuBar()->Insert(4, menu, title);
}
void MyFrame::OnAppendMenu(wxCommandEvent& WXUNUSED(event))
{
wxString title;
wxMenu *menu = CreateDummyMenu(&title);
GetMenuBar()->Append(menu, title);
}
void MyFrame::OnToggleMenu(wxCommandEvent& WXUNUSED(event))
{
wxMenuBar *mbar = GetMenuBar();
if ( !m_menu )
{
// hide the menu
m_menu = mbar->Remove(0);
}
else
{
// restore it
mbar->Insert(0, m_menu, "&File");
m_menu = NULL;
}
}
void MyFrame::OnEnableMenu(wxCommandEvent& event)
{
wxMenuBar *mbar = GetMenuBar();
size_t count = mbar->GetMenuCount();
mbar->EnableTop(count - 1, event.IsChecked());
}
void MyFrame::OnGetLabelMenu(wxCommandEvent& WXUNUSED(event))
{
wxMenuBar *mbar = GetMenuBar();
size_t count = mbar->GetMenuCount();
wxCHECK_RET( count, "no last menu?" );
wxLogMessage("The label of the last menu item is '%s'",
mbar->GetMenuLabel(count - 1));
}
#if wxUSE_TEXTDLG
void MyFrame::OnSetLabelMenu(wxCommandEvent& WXUNUSED(event))
{
wxMenuBar *mbar = GetMenuBar();
size_t count = mbar->GetMenuCount();
wxCHECK_RET( count, "no last menu?" );
wxString label = wxGetTextFromUser
(
"Enter new label: ",
"Change last menu text",
mbar->GetMenuLabel(count - 1),
this
);
if ( !label.empty() )
{
mbar->SetMenuLabel(count - 1, label);
}
}
void MyFrame::OnFindMenu(wxCommandEvent& WXUNUSED(event))
{
wxMenuBar *mbar = GetMenuBar();
size_t count = mbar->GetMenuCount();
wxCHECK_RET( count, "no last menu?" );
wxString label = wxGetTextFromUser
(
"Enter label to search for: ",
"Find menu",
wxEmptyString,
this
);
if ( !label.empty() )
{
int index = mbar->FindMenu(label);
if (index == wxNOT_FOUND)
{
wxLogWarning("No menu with label '%s'", label);
}
else
{
wxLogMessage("Menu %d has label '%s'", index, label);
}
}
}
#endif
void MyFrame::OnDummy(wxCommandEvent& event)
{
wxLogMessage("Dummy item #%d", event.GetId() - Menu_Dummy_First + 1);
}
void MyFrame::OnAppendMenuItem(wxCommandEvent& WXUNUSED(event))
{
wxMenuBar *menubar = GetMenuBar();
wxMenu *menu = menubar->GetMenu(menubar->FindMenu("Test"));
wxCHECK_RET( menu, "no 'Test' menu?" );
menu->AppendSeparator();
menu->Append(Menu_Dummy_Third, "&Third dummy item\tCtrl-F3",
"Checkable item", true);
}
void MyFrame::OnAppendSubMenu(wxCommandEvent& WXUNUSED(event))
{
wxMenuBar *menubar = GetMenuBar();
wxMenu *menu = menubar->GetMenu(menubar->FindMenu("Test"));
wxCHECK_RET( menu, "no 'Test' menu?" );
menu->Append(Menu_Dummy_Last, "&Dummy sub menu",
CreateDummyMenu(NULL), "Dummy sub menu help");
}
void MyFrame::OnDeleteMenuItem(wxCommandEvent& WXUNUSED(event))
{
wxMenuBar *menubar = GetMenuBar();
wxMenu *menu = menubar->GetMenu(menubar->FindMenu("Test"));
wxCHECK_RET( menu, "no 'Test' menu?" );
size_t count = menu->GetMenuItemCount();
if ( !count )
{
wxLogWarning("No items to delete!");
}
else
{
menu->Destroy(menu->GetMenuItems().Item(count - 1)->GetData());
}
}
void MyFrame::OnDeleteSubMenu(wxCommandEvent& WXUNUSED(event))
{
wxMenuBar *menubar = GetMenuBar();
wxMenu *menu = menubar->GetMenu(menubar->FindMenu("Test"));
wxCHECK_RET( menu, "no 'Test' menu?" );
for ( int n = menu->GetMenuItemCount() - 1; n >=0 ; --n )
{
wxMenuItem* item = menu->FindItemByPosition(n);
if (item->IsSubMenu())
{
menu->Destroy(item);
return;
}
}
wxLogWarning("No submenu to delete!");
}
void MyFrame::OnInsertMenuItem(wxCommandEvent& WXUNUSED(event))
{
wxMenuBar *menubar = GetMenuBar();
wxMenu *menu = menubar->GetMenu(menubar->FindMenu("Test"));
wxCHECK_RET( menu, "no 'Test' menu?" );
menu->Insert(0, wxMenuItem::New(menu, Menu_Dummy_Fourth,
"Fourth dummy item\tCtrl-F4"));
menu->Insert(1, wxMenuItem::New(menu, wxID_SEPARATOR));
}
void MyFrame::OnEnableMenuItem(wxCommandEvent& WXUNUSED(event))
{
wxMenuItem *item = GetLastMenuItem();
if ( item )
{
item->Enable(!item->IsEnabled());
}
}
void MyFrame::OnCheckMenuItem(wxCommandEvent& WXUNUSED(event))
{
wxMenuItem *item = GetLastMenuItem();
if (item && item->IsCheckable())
{
item->Toggle();
}
}
void MyFrame::OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event)
{
wxLogNull nolog;
wxMenuItem *item = GetLastMenuItem();
event.Enable(item && item->IsCheckable());
}
void MyFrame::OnGetLabelMenuItem(wxCommandEvent& WXUNUSED(event))
{
wxMenuItem *item = GetLastMenuItem();
if ( item )
{
wxString label = item->GetItemLabel();
wxLogMessage("The label of the last menu item is '%s'",
label);
}
}
#if wxUSE_TEXTDLG
void MyFrame::OnSetLabelMenuItem(wxCommandEvent& WXUNUSED(event))
{
wxMenuItem *item = GetLastMenuItem();
if ( item )
{
wxString label = wxGetTextFromUser
(
"Enter new label: ",
"Change last menu item text",
item->GetItemLabel(),
this
);
label.Replace( "\\t", "\t" );
if ( !label.empty() )
{
item->SetItemLabel(label);
}
}
}
#endif
void MyFrame::OnGetMenuItemInfo(wxCommandEvent& WXUNUSED(event))
{
wxMenuItem *item = GetLastMenuItem();
if ( item )
{
wxString msg;
msg << "The item is " << (item->IsEnabled() ? "enabled"
: "disabled")
<< '\n';
if ( item->IsCheckable() )
{
msg << "It is checkable and " << (item->IsChecked() ? "" : "un")
<< "checked\n";
}
#if wxUSE_ACCEL
wxAcceleratorEntry *accel = item->GetAccel();
if ( accel )
{
msg << "Its accelerator is ";
int flags = accel->GetFlags();
if ( flags & wxACCEL_ALT )
msg << "Alt-";
if ( flags & wxACCEL_CTRL )
msg << "Ctrl-";
if ( flags & wxACCEL_SHIFT )
msg << "Shift-";
int code = accel->GetKeyCode();
switch ( code )
{
case WXK_F1:
case WXK_F2:
case WXK_F3:
case WXK_F4:
case WXK_F5:
case WXK_F6:
case WXK_F7:
case WXK_F8:
case WXK_F9:
case WXK_F10:
case WXK_F11:
case WXK_F12:
msg << 'F' << code - WXK_F1 + 1;
break;
// if there are any other keys wxGetAccelFromString() may return,
// we should process them here
default:
if ( wxIsalnum(code) )
{
msg << (wxChar)code;
break;
}
wxFAIL_MSG( "unknown keyboard accel" );
}
delete accel;
}
else
{
msg << "It doesn't have an accelerator";
}
#endif // wxUSE_ACCEL
wxLogMessage(msg);
}
}
#if wxUSE_TEXTDLG
void MyFrame::OnFindMenuItem(wxCommandEvent& WXUNUSED(event))
{
wxMenuBar *mbar = GetMenuBar();
size_t count = mbar->GetMenuCount();
wxCHECK_RET( count, "no last menu?" );
wxString label = wxGetTextFromUser
(
"Enter label to search for: ",
"Find menu item",
wxEmptyString,
this
);
if ( !label.empty() )
{
size_t menuindex;
int index = wxNOT_FOUND;
for (menuindex = 0; (menuindex < count) && (index == wxNOT_FOUND); ++menuindex)
{
index = mbar->FindMenuItem(mbar->GetMenu(menuindex)->GetTitle(), label);
}
if (index == wxNOT_FOUND)
{
wxLogWarning("No menu item with label '%s'", label);
}
else
{
wxLogMessage("Menu item %d in menu %lu has label '%s'",
index, (unsigned long)menuindex, label);
}
}
}
#endif
void MyFrame::ShowContextMenu(const wxPoint& pos)
{
wxMenu menu;
if ( wxGetKeyState(WXK_SHIFT) )
{
// when Shift is pressed, demonstrate the use of a simple function
// returning the id of the item selected in the popup menu
menu.SetTitle("Choose one of:");
static const char *choices[] = { "Apple", "Banana", "Cherry" };
for ( size_t n = 0; n < WXSIZEOF(choices); n++ )
menu.Append(Menu_PopupChoice + n, choices[n]);
const int rc = GetPopupMenuSelectionFromUser(menu, pos);
if ( rc == wxID_NONE )
{
wxLogMessage("No selection");
}
else
{
wxLogMessage("You have selected \"%s\"",
choices[rc - Menu_PopupChoice]);
}
}
else // normal case, shift not pressed
{
menu.Append(Menu_Help_About, "&About");
menu.Append(Menu_Popup_Submenu, "&Submenu", CreateDummyMenu(NULL));
menu.Append(Menu_Popup_ToBeDeleted, "To be &deleted");
menu.AppendCheckItem(Menu_Popup_ToBeChecked, "To be &checked");
menu.Append(Menu_Popup_ToBeGreyed, "To be &greyed",
"This menu item should be initially greyed out");
menu.AppendSeparator();
menu.Append(Menu_File_Quit, "E&xit");
menu.Delete(Menu_Popup_ToBeDeleted);
menu.Check(Menu_Popup_ToBeChecked, true);
menu.Enable(Menu_Popup_ToBeGreyed, false);
PopupMenu(&menu, pos);
// test for destroying items in popup menus
#if 0 // doesn't work in wxGTK!
menu.Destroy(Menu_Popup_Submenu);
PopupMenu( &menu, event.GetX(), event.GetY() );
#endif // 0
}
}
void MyFrame::OnTestNormal(wxCommandEvent& WXUNUSED(event))
{
wxLogMessage("Normal item selected");
}
void MyFrame::OnTestCheck(wxCommandEvent& event)
{
wxLogMessage("Check item %schecked",
event.IsChecked() ? "" : "un");
}
void MyFrame::OnTestRadio(wxCommandEvent& event)
{
wxLogMessage("Radio item %d selected",
event.GetId() - Menu_Test_Radio1 + 1);
}
#if USE_LOG_WINDOW
void MyFrame::LogMenuOpenCloseOrHighlight(const wxMenuEvent& event, const wxString& what)
{
wxString msg;
msg << "A "
<< ( event.IsPopup() ? "popup " : "" )
<< "menu has been "
<< what;
if ( event.GetEventType() == wxEVT_MENU_HIGHLIGHT )
{
msg << " (id=" << event.GetId() << " in ";
}
else
{
msg << " (";
}
wxMenu* const menu = event.GetMenu();
if ( menu )
{
msg << "menu with title \"" << menu->GetTitle() << "\")";
}
else
{
msg << "no menu provided)";
}
msg << ".";
wxLogStatus(this, msg);
}
#endif
void MyFrame::OnUpdateSubMenuNormal(wxUpdateUIEvent& event)
{
event.Enable(false);
}
void MyFrame::OnUpdateSubMenuCheck(wxUpdateUIEvent& event)
{
event.Enable(true);
}
void MyFrame::OnUpdateSubMenuRadio(wxUpdateUIEvent& event)
{
int which = (event.GetId() - Menu_SubMenu_Radio1 + 1);
if (which == 2)
event.Check(true);
else
event.Check(false);
}
#if USE_CONTEXT_MENU
void MyFrame::OnContextMenu(wxContextMenuEvent& event)
{
wxPoint point = event.GetPosition();
// If from keyboard
if (point.x == -1 && point.y == -1) {
wxSize size = GetSize();
point.x = size.x / 2;
point.y = size.y / 2;
} else {
point = ScreenToClient(point);
}
ShowContextMenu(point);
}
#endif
void MyFrame::OnSize(wxSizeEvent& WXUNUSED(event))
{
#if USE_LOG_WINDOW
if ( !m_textctrl )
return;
// leave a band below for popup menu testing
wxSize size = GetClientSize();
m_textctrl->SetSize(0, 0, size.x, (3*size.y)/4);
#endif
// this is really ugly but we have to do it as we can't just call
// event.Skip() because wxFrameBase would make the text control fill the
// entire frame then
#ifdef __WXUNIVERSAL__
PositionMenuBar();
#endif // __WXUNIVERSAL__
}
// ----------------------------------------------------------------------------
// MyDialog
// ----------------------------------------------------------------------------
MyDialog::MyDialog(wxWindow* parent)
: wxDialog(parent, wxID_ANY, "Test Dialog")
{
#if USE_LOG_WINDOW
// create the log text window
m_textctrl = new wxTextCtrl(this, wxID_ANY, wxEmptyString,
wxDefaultPosition, wxDefaultSize,
wxTE_MULTILINE);
m_textctrl->SetEditable(false);
m_textctrl->AppendText("Dialogs do not have menus, but popup menus should function the same\n\n"
"Right click this text ctrl to test popup menus.\n");
#endif
}
#if USE_LOG_WINDOW
void MyDialog::LogMenuOpenCloseOrHighlight(const wxMenuEvent& event, const wxString& what)
{
wxString msg;
msg << "A "
<< ( event.IsPopup() ? "popup " : "" )
<< "menu has been "
<< what;
if ( event.GetEventType() == wxEVT_MENU_HIGHLIGHT )
{
msg << " (id=" << event.GetId() << ")";
}
msg << ".\n";
m_textctrl->AppendText(msg);
}
#endif // USE_LOG_WINDOW
#if USE_CONTEXT_MENU
void MyDialog::OnContextMenu(wxContextMenuEvent& event)
{
wxPoint point = event.GetPosition();
// If from keyboard
if (point.x == -1 && point.y == -1) {
wxSize size = GetSize();
point.x = size.x / 2;
point.y = size.y / 2;
} else {
point = ScreenToClient(point);
}
ShowContextMenu(point);
}
#endif
void MyDialog::ShowContextMenu(const wxPoint& pos)
{
wxMenu menu;
menu.Append(Menu_Help_About, "&About");
menu.Append(Menu_Popup_ToBeDeleted, "To be &deleted");
menu.AppendCheckItem(Menu_Popup_ToBeChecked, "To be &checked");
menu.Append(Menu_Popup_ToBeGreyed, "To be &greyed",
"This menu item should be initially greyed out");
menu.AppendSeparator();
menu.Append(Menu_File_Quit, "E&xit");
menu.Delete(Menu_Popup_ToBeDeleted);
menu.Check(Menu_Popup_ToBeChecked, true);
menu.Enable(Menu_Popup_ToBeGreyed, false);
PopupMenu(&menu, pos);
}
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