X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a3b466481eac25cbef1d35aaf6ee9d94167a07b9..a1665b22b07c572a240f9d83783044e3e4f9cb0e:/src/msw/menu.cpp

diff --git a/src/msw/menu.cpp b/src/msw/menu.cpp
index b46c88c3ed..fee40a5cee 100644
--- a/src/msw/menu.cpp
+++ b/src/msw/menu.cpp
@@ -6,28 +6,37 @@
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:   	wxWindows license
+// Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
 
+// ===========================================================================
+// declarations
+// ===========================================================================
+
+// ---------------------------------------------------------------------------
+// headers
+// ---------------------------------------------------------------------------
+
 #ifdef __GNUG__
-#pragma implementation "menu.h"
+    #pragma implementation "menu.h"
 #endif
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-#pragma hdrstop
+    #pragma hdrstop
 #endif
 
 #ifndef WX_PRECOMP
-#include "wx/frame.h"
-#include "wx/menu.h"
-#include "wx/utils.h"
+    #include "wx/frame.h"
+    #include "wx/menu.h"
+    #include "wx/utils.h"
+    #include "wx/intl.h"
 #endif
 
 #if wxUSE_OWNER_DRAWN
-  #include "wx/ownerdrw.h"
+    #include "wx/ownerdrw.h"
 #endif
 
 #include "wx/msw/private.h"
@@ -36,9 +45,14 @@
 #include "wx/log.h"
 
 // other standard headers
-// ----------------------
 #include <string.h>
 
+// ----------------------------------------------------------------------------
+// global variables
+// ----------------------------------------------------------------------------
+
+extern wxMenu *wxCurrentPopupMenu;
+
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------
@@ -47,894 +61,1066 @@
 static const int idMenuTitle = -2;
 
 // ----------------------------------------------------------------------------
-// wxWindows macros
+// macros
 // ----------------------------------------------------------------------------
+
 #if !USE_SHARED_LIBRARY
-  IMPLEMENT_DYNAMIC_CLASS(wxMenu, wxEvtHandler)
-  IMPLEMENT_DYNAMIC_CLASS(wxMenuBar, wxEvtHandler)
+    IMPLEMENT_DYNAMIC_CLASS(wxMenu, wxEvtHandler)
+    IMPLEMENT_DYNAMIC_CLASS(wxMenuBar, wxEvtHandler)
 #endif
 
 // ============================================================================
 // implementation
 // ============================================================================
 
-// Menus
+// ---------------------------------------------------------------------------
+// wxMenu construction, adding and removing menu items
+// ---------------------------------------------------------------------------
 
 // Construct a menu with optional title (then use append)
-wxMenu::wxMenu(const wxString& Title, const wxFunction func)
-{
-  m_title = Title;
-  m_parent = NULL;
-  m_eventHandler = this;
-  m_pInvokingWindow = NULL;
-  m_doBreak = FALSE ;
-  m_noItems = 0;
-  m_menuBar = NULL;
-  m_hMenu = (WXHMENU) CreatePopupMenu();
-  m_savehMenu = 0 ;
-  m_topLevelMenu = this;
-  if (m_title != "")
-  {
-    Append(idMenuTitle, m_title) ;
-    AppendSeparator() ;
-  }
-
-  Callback(func);
+void wxMenu::Init(const wxString& title
+#ifdef WXWIN_COMPATIBILITY
+               , const wxFunction func
+#endif
+               )
+{
+    m_title = title;
+    m_parent = NULL;
+    m_eventHandler = this;
+    m_pInvokingWindow = NULL;
+    m_doBreak = FALSE ;
+    m_noItems = 0;
+    m_menuBar = NULL;
+    m_hMenu = (WXHMENU) CreatePopupMenu();
+    m_savehMenu = 0 ;
+    m_topLevelMenu = this;
+    m_clientData = (void*) NULL;
+
+    if ( !!m_title )
+    {
+        Append(idMenuTitle, m_title) ;
+        AppendSeparator() ;
+    }
+
+#if WXWIN_COMPATIBILITY
+    Callback(func);
+#endif
 }
 
 // The wxWindow destructor will take care of deleting the submenus.
 wxMenu::~wxMenu()
 {
-  if (m_hMenu)
-    DestroyMenu((HMENU) m_hMenu);
-  m_hMenu = 0;
-
-  // Windows seems really bad on Menu de-allocation...
-  // After many try, here is what I do: RemoveMenu() will ensure
-  // that popup are "disconnected" from their parent; then call
-  // delete method on each child (which in turn do a recursive job),
-  // and finally, DestroyMenu()
-  //
-  // With that, BoundCheckers is happy, and no complaints...
-/*
-  int N = 0 ;
-  if (m_hMenu)
-    N = GetMenuItemCount(m_hMenu);
-  int i;
-  for (i = N-1; i >= 0; i--)
-    RemoveMenu(m_hMenu, i, MF_BYPOSITION);
-*/
-
-  // How is deleting submenus in this loop any different from deleting
-  // the submenus in the children list, via ~wxWindow ?
-  // I'll reinstate this deletion for now and remove addition
-  // from children list (which doesn't exist now)
-  // Julian 1/3/97
-  wxNode *node = m_menuItems.First();
-  while (node)
-  {
-    wxMenuItem *item = (wxMenuItem *)node->Data();
-
-    // Delete child menus.
-    // Beware: they must not be appended to children list!!!
-    // (because order of delete is significant)
-    if (item->GetSubMenu())
-      item->DeleteSubMenu();
-
-    wxNode *next = node->Next();
-    delete item;
-    delete node;
-    node = next;
-  }
-/*
-  if (m_hMenu)
-    DestroyMenu(m_hMenu);
-  m_hMenu = 0;
-*/
+    // free Windows resources
+    if ( m_hMenu )
+    {
+        ::DestroyMenu((HMENU)m_hMenu);
+        m_hMenu = 0;
+    }
+
+    // delete submenus
+    wxNode *node = m_menuItems.First();
+    while ( node )
+    {
+        wxMenuItem *item = (wxMenuItem *)node->Data();
+
+        // Delete child menus.
+        // Beware: they must not be appended to children list!!!
+        // (because order of delete is significant)
+        if ( item->IsSubMenu() )
+            item->DeleteSubMenu();
+
+        wxNode *next = node->Next();
+        delete item;
+        delete node;
+        node = next;
+    }
 }
 
 void wxMenu::Break()
 {
-  m_doBreak = TRUE ;
+    m_doBreak = TRUE;
 }
 
 // function appends a new item or submenu to the menu
 void wxMenu::Append(wxMenuItem *pItem)
 {
-  wxCHECK_RET( pItem != NULL, "can't append NULL item to the menu" );
-
-  m_menuItems.Append(pItem);
+    wxCHECK_RET( pItem != NULL, _T("can't append NULL item to the menu") );
+
+#if wxUSE_ACCEL
+    // check for accelerators: they are given after '\t'
+    wxString label = pItem->GetName();
+    int posTab = label.Find(_T('\t'));
+    if ( posTab != wxNOT_FOUND ) {
+        // parse the accelerator string
+        int keyCode = 0;
+        int accelFlags = wxACCEL_NORMAL;
+        wxString current;
+        for ( size_t n = (size_t)posTab + 1; n < label.Len(); n++ ) {
+            if ( (label[n] == '+') || (label[n] == '-') ) {
+                if ( current == _("ctrl") )
+                    accelFlags |= wxACCEL_CTRL;
+                else if ( current == _("alt") )
+                    accelFlags |= wxACCEL_ALT;
+                else if ( current == _("shift") )
+                    accelFlags |= wxACCEL_SHIFT;
+                else {
+                    wxLogDebug(_T("Unknown accel modifier: '%s'"),
+                               current.c_str());
+                }
+
+                current.Empty();
+            }
+            else {
+                current += wxTolower(label[n]);
+            }
+        }
+
+        if ( current.IsEmpty() ) {
+            wxLogDebug(_T("No accel key found, accel string ignored."));
+        }
+        else {
+            if ( current.Len() == 1 ) {
+                // it's a letter
+                keyCode = wxToupper(current[0U]);
+            }
+            else {
+                // it should be a function key
+                if ( current[0U] == 'f' && isdigit(current[1U]) &&
+                     (current.Len() == 2 ||
+                     (current.Len() == 3 && isdigit(current[2U]))) ) {
+                    int n;
+                    wxSscanf(current.c_str() + 1, _T("%d"), &n);
+
+                    keyCode = VK_F1 + n - 1;
+                }
+                else {
+                    wxLogDebug(_T("Unrecognized accel key '%s', accel "
+                                  "string ignored."), current.c_str());
+                }
+            }
+        }
+
+        if ( keyCode ) {
+            // do add an entry
+            m_accelKeyCodes.Add(keyCode);
+            m_accelFlags.Add(accelFlags);
+            m_accelIds.Add(pItem->GetId());
+        }
+    }
+#endif // wxUSE_ACCEL
 
-  UINT  flags = 0;
-  
-  if ( m_doBreak ) {
-    flags |= MF_MENUBREAK;
-    m_doBreak = FALSE;
-  }
+    UINT flags = 0;
 
-  if ( pItem->IsSeparator() ) {
-    flags |= MF_SEPARATOR;
-  }
+    // if "Break" has just been called, insert a menu break before this item
+    // (and don't forget to reset the flag)
+    if ( m_doBreak ) {
+        flags |= MF_MENUBREAK;
+        m_doBreak = FALSE;
+    }
 
-  // id is the numeric id for normal menu items and HMENU for submenus
-  UINT id;
-  wxMenu *SubMenu = pItem->GetSubMenu();
-  if ( SubMenu != NULL ) {
-    wxASSERT( SubMenu->m_hMenu != (WXHMENU) NULL );
+    if ( pItem->IsSeparator() ) {
+        flags |= MF_SEPARATOR;
+    }
 
-    id = (UINT)SubMenu->m_hMenu;
+    // id is the numeric id for normal menu items and HMENU for submenus as
+    // required by ::AppendMenu() API
+    UINT id;
+    wxMenu *submenu = pItem->GetSubMenu();
+    if ( submenu != NULL ) {
+        wxASSERT( submenu->GetHMenu() != (WXHMENU) NULL );
 
-    SubMenu->m_topLevelMenu = m_topLevelMenu;
-    SubMenu->m_parent       = this;
-    SubMenu->m_savehMenu    = (WXHMENU)id;
-    SubMenu->m_hMenu        = 0;
+        id = (UINT)submenu->GetHMenu();
+        submenu->m_topLevelMenu = m_topLevelMenu;
+        submenu->m_parent       = this;
+        submenu->m_savehMenu    = (WXHMENU)id;
+        submenu->m_hMenu        = 0;
 
-    flags |= MF_POPUP;
-  }
-  else {
-    id = pItem->GetId();
-  }
+        flags |= MF_POPUP;
+    }
+    else {
+        id = pItem->GetId();
+    }
 
-  LPCSTR pData;
+    LPCTSTR pData;
 
 #if wxUSE_OWNER_DRAWN
-  if ( pItem->IsOwnerDrawn() ) {  // want to get {Measure|Draw}Item messages?
-    // item draws itself, pass pointer to it in data parameter
-    flags |= MF_OWNERDRAW;
-    pData = (LPCSTR)pItem;
-  }
-  else
+    if ( pItem->IsOwnerDrawn() ) {  // want to get {Measure|Draw}Item messages?
+        // item draws itself, pass pointer to it in data parameter
+        flags |= MF_OWNERDRAW;
+        pData = (LPCTSTR)pItem;
+    }
+    else
 #endif
-  {
-    // menu is just a normal string (passed in data parameter)
-    flags |= MF_STRING;
-    pData = pItem->GetName();
-  }
-
-  // visually select the menu title
-  if ( id == idMenuTitle )
-  {
-    // TODO use SetMenuItemInfo(MFS_DEFAULT) to put it in bold face
-  }
-
-  HMENU hMenu = (HMENU)((m_hMenu == 0) ? m_savehMenu : m_hMenu);
-  if ( !AppendMenu(hMenu, flags, id, pData) )
-  {
-    wxLogLastError("AppendMenu");
-  }
+    {
+        // menu is just a normal string (passed in data parameter)
+        flags |= MF_STRING;
+        pData = label;
+    }
 
-  m_noItems++;
+    if ( !::AppendMenu(GetHmenu(), flags, id, pData) )
+    {
+        wxLogLastError("AppendMenu");
+    }
+    else
+    {
+#ifdef __WIN32__
+        if ( id == idMenuTitle )
+        {
+            // visually select the menu title
+            MENUITEMINFO mii;
+            mii.cbSize = sizeof(mii);
+            mii.fMask = MIIM_STATE;
+            mii.fState = MFS_DEFAULT;
+
+            if ( !SetMenuItemInfo(GetHmenu(), (unsigned)id, FALSE, &mii) )
+            {
+                wxLogLastError(_T("SetMenuItemInfo"));
+            }
+        }
+#endif // __WIN32__
+
+        m_menuItems.Append(pItem);
+        m_noItems++;
+    }
 }
 
 void wxMenu::AppendSeparator()
 {
-  Append(new wxMenuItem(this, ID_SEPARATOR));
+    Append(new wxMenuItem(this, ID_SEPARATOR));
 }
 
 // Pullright item
-void wxMenu::Append(int Id, const wxString& label, wxMenu *SubMenu, 
+void wxMenu::Append(int id,
+                    const wxString& label,
+                    wxMenu *SubMenu,
                     const wxString& helpString)
 {
-  Append(new wxMenuItem(this, Id, label, helpString, FALSE, SubMenu));
+    Append(new wxMenuItem(this, id, label, helpString, FALSE, SubMenu));
 }
 
 // Ordinary menu item
-void wxMenu::Append(int Id, const wxString& label, 
-                    const wxString& helpString, bool checkable)
+void wxMenu::Append(int id,
+                    const wxString& label,
+                    const wxString& helpString,
+                    bool checkable)
 {
-  // 'checkable' parameter is useless for Windows.
-  Append(new wxMenuItem(this, Id, label, helpString, checkable));
+    // 'checkable' parameter is useless for Windows.
+    Append(new wxMenuItem(this, id, label, helpString, checkable));
 }
 
+// delete item by id
 void wxMenu::Delete(int id)
 {
-  wxNode *node;
-  wxMenuItem *item;
-  int pos;
-  HMENU menu;
+    wxMenuItem *item = NULL;
+    int pos;
+    wxNode *node;
+    for (pos = 0, node = m_menuItems.First(); node; node = node->Next(), pos++)
+    {
+        item = (wxMenuItem *)node->Data();
+        if ( item->GetId() == id )
+            break;
+    }
 
-  for (pos = 0, node = m_menuItems.First(); node; node = node->Next(), pos++) {
-	 item = (wxMenuItem *)node->Data();
-	 if (item->GetId() == id)
-		break;
-  }
+    wxCHECK_RET( node, _T("wxMenu::Delete(): item doesn't exist") );
+
+    HMENU menu = GetHmenu();
+
+    wxMenu *pSubMenu = item->GetSubMenu();
+    if ( pSubMenu != NULL ) {
+        RemoveMenu(menu, (UINT)pos, MF_BYPOSITION);
+        pSubMenu->m_hMenu = pSubMenu->m_savehMenu;
+        pSubMenu->m_savehMenu = 0;
+        pSubMenu->m_parent = NULL;
+        //     RemoveChild(item->subMenu);
+        pSubMenu->m_topLevelMenu = NULL;
+        // TODO: Why isn't subMenu deleted here???
+        // Will put this in for now. Assuming this is supposed
+        // to delete the menu, not just remove it.
+        item->DeleteSubMenu();
+    }
+    else {
+        DeleteMenu(menu, (UINT)pos, MF_BYPOSITION);
+    }
 
-  if (!node)
-	return;
+    m_menuItems.DeleteNode(node);
+    delete item;
+}
 
-  menu = (HMENU)(m_hMenu ? m_hMenu : m_savehMenu);
+#if wxUSE_ACCEL
 
-  wxMenu *pSubMenu = item->GetSubMenu();
-  if ( pSubMenu != NULL ) {
-    RemoveMenu(menu, (UINT)pos, MF_BYPOSITION);
-    pSubMenu->m_hMenu = pSubMenu->m_savehMenu;
-    pSubMenu->m_savehMenu = 0;
-    pSubMenu->m_parent = NULL;
-    //     RemoveChild(item->subMenu);
-    pSubMenu->m_topLevelMenu = NULL;
-    // TODO: Why isn't subMenu deleted here???
-    // Will put this in for now. Assuming this is supposed
-    // to delete the menu, not just remove it.
-    item->DeleteSubMenu();
-  }
-  else {
-    DeleteMenu(menu, (UINT)pos, MF_BYPOSITION);
-  }
+// ---------------------------------------------------------------------------
+// accelerator helpers
+// ---------------------------------------------------------------------------
 
-  m_menuItems.DeleteNode(node);
-  delete item;
+// create the wxAcceleratorEntries for our accels and put them into provided
+// array - return the number of accels we have
+size_t wxMenu::CopyAccels(wxAcceleratorEntry *accels) const
+{
+    size_t count = GetAccelCount();
+    for ( size_t n = 0; n < count; n++ )
+    {
+        (*accels++).Set(m_accelFlags[n], m_accelKeyCodes[n], m_accelIds[n]);
+    }
+
+    return count;
 }
 
-void wxMenu::Enable(int Id, bool Flag)
+#endif // wxUSE_ACCEL
+
+// ---------------------------------------------------------------------------
+// wxMenu functions implemented in wxMenuItem
+// ---------------------------------------------------------------------------
+
+void wxMenu::Enable(int id, bool Flag)
+{
+    wxMenuItem *item = FindItemForId(id);
+    wxCHECK_RET( item != NULL, _T("can't enable non-existing menu item") );
+
+    item->Enable(Flag);
+}
+
+bool wxMenu::IsEnabled(int id) const
 {
-  wxMenuItem *item = FindItemForId(Id);
-  wxCHECK_RET( item != NULL, "can't enable non-existing menu item" );
+    wxMenuItem *item = FindItemForId(id);
+    wxCHECK_MSG( item != NULL, FALSE, _T("invalid item id") );
 
-  item->Enable(Flag);
+    return item->IsEnabled();
 }
 
-bool wxMenu::Enabled(int Id) const
+void wxMenu::Check(int id, bool Flag)
 {
-  wxMenuItem *item = FindItemForId(Id);
-  wxCHECK( item != NULL, FALSE );
+    wxMenuItem *item = FindItemForId(id);
+    wxCHECK_RET( item != NULL, _T("can't get status of non-existing menu item") );
 
-  return item->IsEnabled();
+    item->Check(Flag);
 }
 
-void wxMenu::Check(int Id, bool Flag)
+bool wxMenu::IsChecked(int id) const
 {
-  wxMenuItem *item = FindItemForId(Id);
-  wxCHECK_RET( item != NULL, "can't get status of non-existing menu item" );
+    wxMenuItem *item = FindItemForId(id);
+    wxCHECK_MSG( item != NULL, FALSE, _T("invalid item id") );
 
-  item->Check(Flag);
+    return item->IsChecked();
 }
 
-bool wxMenu::Checked(int Id) const
+void wxMenu::SetLabel(int id, const wxString& label)
 {
-  wxMenuItem *item = FindItemForId(Id);
-  wxCHECK( item != NULL, FALSE );
+    wxMenuItem *item = FindItemForId(id) ;
+    wxCHECK_RET( item, _T("wxMenu::SetLabel: no such item") );
 
-  return item->IsChecked();
+    item->SetName(label);
 }
 
+wxString wxMenu::GetLabel(int id) const
+{
+    wxString label;
+    wxMenuItem *pItem = FindItemForId(id) ;
+    if (pItem)
+        label = pItem->GetName() ;
+    else
+        wxFAIL_MSG(_T("wxMenu::GetLabel: item doesn't exist"));
+
+    return label;
+}
+
+void wxMenu::SetHelpString(int itemId, const wxString& helpString)
+{
+    wxMenuItem *item = FindItemForId (itemId);
+    if (item)
+        item->SetHelp(helpString);
+    else
+        wxFAIL_MSG(_T("wxMenu::SetHelpString: item doesn't exist"));
+}
+
+wxString wxMenu::GetHelpString (int itemId) const
+{
+    wxString help;
+    wxMenuItem *item = FindItemForId (itemId);
+    if (item)
+        help = item->GetHelp();
+    else
+        wxFAIL_MSG(_T("wxMenu::GetHelpString: item doesn't exist"));
+
+    return help;
+}
+
+// ---------------------------------------------------------------------------
+// wxMenu title
+// ---------------------------------------------------------------------------
+
 void wxMenu::SetTitle(const wxString& label)
 {
-  bool hasNoTitle = m_title.IsEmpty();
-  m_title = label;
+    bool hasNoTitle = m_title.IsEmpty();
+    m_title = label;
 
-  HMENU hMenu = (HMENU)((m_hMenu == 0) ? m_savehMenu : m_hMenu);
+    HMENU hMenu = GetHmenu();
 
-  if ( hasNoTitle )
-  {
-    if ( !label.IsEmpty() )
+    if ( hasNoTitle )
     {
-      if ( !InsertMenu(hMenu, 0, MF_BYPOSITION | MF_STRING,
-                       idMenuTitle, m_title) ||
-           !InsertMenu(hMenu, 1, MF_BYPOSITION, -1, NULL) )
-      {
-        wxLogLastError("InsertMenu");
-      }
-    }
-  }
-  else
-  {
-    if ( label.IsEmpty() )
-    {
-      // remove the title and the separator after it
-      if ( !RemoveMenu(hMenu, 0, MF_BYPOSITION) ||
-           !RemoveMenu(hMenu, 0, MF_BYPOSITION) )
-      {
-        wxLogLastError("RemoveMenu");
-      }
+        if ( !label.IsEmpty() )
+        {
+            if ( !InsertMenu(hMenu, 0u, MF_BYPOSITION | MF_STRING,
+                             (unsigned)idMenuTitle, m_title) ||
+                 !InsertMenu(hMenu, 1u, MF_BYPOSITION, (unsigned)-1, NULL) )
+            {
+                wxLogLastError(_T("InsertMenu"));
+            }
+        }
     }
     else
     {
-      // modify the title
-      if ( !ModifyMenu(hMenu, 0,
-                       MF_BYPOSITION | MF_STRING,
-                       idMenuTitle, m_title) )
-      {
-        wxLogLastError("ModifyMenu");
-      }
+        if ( label.IsEmpty() )
+        {
+            // remove the title and the separator after it
+            if ( !RemoveMenu(hMenu, 0, MF_BYPOSITION) ||
+                 !RemoveMenu(hMenu, 0, MF_BYPOSITION) )
+            {
+                wxLogLastError("RemoveMenu");
+            }
+        }
+        else
+        {
+            // modify the title
+            if ( !ModifyMenu(hMenu, 0u,
+                        MF_BYPOSITION | MF_STRING,
+                        (unsigned)idMenuTitle, m_title) )
+            {
+                wxLogLastError("ModifyMenu");
+            }
+        }
     }
-  }
 
-  // TODO use SetMenuItemInfo(MFS_DEFAULT) to put it in bold face
+#ifdef __WIN32__
+    // put the title string in bold face
+    if ( !m_title.IsEmpty() )
+    {
+        MENUITEMINFO mii;
+        mii.cbSize = sizeof(mii);
+        mii.fMask = MIIM_STATE;
+        mii.fState = MFS_DEFAULT;
+
+        if ( !SetMenuItemInfo(hMenu, (unsigned)idMenuTitle, FALSE, &mii) )
+        {
+            wxLogLastError("SetMenuItemInfo");
+        }
+    }
+#endif
 }
 
 const wxString wxMenu::GetTitle() const
 {
-   return m_title;
+    return m_title;
 }
 
-void wxMenu::SetLabel(int Id, const wxString& label)
+// ---------------------------------------------------------------------------
+// event processing
+// ---------------------------------------------------------------------------
+
+bool wxMenu::MSWCommand(WXUINT WXUNUSED(param), WXWORD id)
 {
-  wxMenuItem *item = FindItemForId(Id) ;
-  if (item==NULL)
-    return;
+    // ignore commands from the menu title
 
-  if (item->GetSubMenu()==NULL)
-  {
-    if (m_hMenu)
+    // NB: VC++ generates wrong assembler for `if ( id != idMenuTitle )'!!
+    if ( id != (WXWORD)idMenuTitle )
     {
-      UINT was_flag = GetMenuState((HMENU)m_hMenu,Id,MF_BYCOMMAND) ;
-      ModifyMenu((HMENU)m_hMenu,Id,MF_BYCOMMAND|MF_STRING|was_flag,Id,(const char *)label) ;
+        wxCommandEvent event(wxEVT_COMMAND_MENU_SELECTED);
+        event.SetEventObject( this );
+        event.SetId( id );
+        event.SetInt( id );
+        ProcessCommand(event);
     }
-    else if (m_savehMenu)
+
+    return TRUE;
+}
+
+bool wxMenu::ProcessCommand(wxCommandEvent & event)
+{
+    bool processed = FALSE;
+
+#if WXWIN_COMPATIBILITY
+    // Try a callback
+    if (m_callback)
     {
-      UINT was_flag = GetMenuState((HMENU)m_savehMenu,Id,MF_BYCOMMAND) ;
-      ModifyMenu((HMENU)m_savehMenu,Id,MF_BYCOMMAND|MF_STRING|was_flag,Id,(const char *)label) ;
+        (void)(*(m_callback))(*this, event);
+        processed = TRUE;
     }
-  }
-  else
-  {
-    wxMenu *father = item->GetSubMenu()->m_topLevelMenu ;
-    wxNode *node = father->m_menuItems.First() ;
-    int i = 0 ;
-    while (node)
+#endif // WXWIN_COMPATIBILITY
+
+    // Try the menu's event handler
+    if ( !processed && GetEventHandler())
     {
-      wxMenuItem *matched = (wxMenuItem*)node->Data() ;
-      if (matched==item)
-        break ;
-      i++ ;
-      node = node->Next() ;
+        processed = GetEventHandler()->ProcessEvent(event);
     }
-    // Here, we have the position.
-    ModifyMenu((HMENU)father->m_savehMenu,i,
-               MF_BYPOSITION|MF_STRING|MF_POPUP,
-               (UINT)item->GetSubMenu()->m_savehMenu,(const char *)label) ;
-  }
-  item->SetName(label);
-}
 
-wxString wxMenu::GetLabel(int id) const
-{
-/*
-  static char tmp[128] ;
-  int len;
-  if (m_hMenu)
-    len = GetMenuString((HMENU)m_hMenu,Id,tmp,WXSIZEOF(tmp) - 1,MF_BYCOMMAND);
-  else if (m_savehMenu)
-    len = GetMenuString((HMENU)m_savehMenu,Id,tmp,WXSIZEOF(tmp) - 1,MF_BYCOMMAND);
-  else
-    len = 0 ;
-  tmp[len] = '\0' ;
-  return wxString(tmp) ;
-
-*/
-    wxMenuItem *pItem = FindItemForId(id) ;
-    if (pItem)
-        return pItem->GetName() ;
-    else
-        return wxEmptyString;
-}
+    // Try the window the menu was popped up from (and up through the
+    // hierarchy)
+    wxWindow *win = GetInvokingWindow();
+    if ( !processed && win )
+        processed = win->GetEventHandler()->ProcessEvent(event);
 
-bool wxMenu::MSWCommand(WXUINT WXUNUSED(param), WXWORD id)
-{
-  wxCommandEvent event(wxEVENT_TYPE_MENU_COMMAND);
-  event.SetEventObject( this );
-  event.SetId( id );
-  event.SetInt( id );
-  ProcessCommand(event);
-  return TRUE;
+    return processed;
 }
 
+// ---------------------------------------------------------------------------
+// Item search
+// ---------------------------------------------------------------------------
+
 // Finds the item id matching the given string, -1 if not found.
 int wxMenu::FindItem (const wxString& itemString) const
 {
-  char buf1[200];
-  char buf2[200];
-  wxStripMenuCodes ((char *)(const char *)itemString, buf1);
-
-  for (wxNode * node = m_menuItems.First (); node; node = node->Next ())
+    wxString itemLabel = wxStripMenuCodes(itemString);
+    for ( wxNode *node = m_menuItems.First(); node; node = node->Next() )
     {
-      wxMenuItem *item = (wxMenuItem *) node->Data ();
-      if (item->GetSubMenu())
-      {
-        int ans = item->GetSubMenu()->FindItem(itemString);
-        if (ans > -1)
-          return ans;
-      }
-      if ( !item->IsSeparator() )
-      {
-        wxStripMenuCodes((char *)item->GetName().c_str(), buf2);
-        if (strcmp(buf1, buf2) == 0)
-          return item->GetId();
-      }
+        wxMenuItem *item = (wxMenuItem *)node->Data();
+        if ( item->IsSubMenu() )
+        {
+            int ans = item->GetSubMenu()->FindItem(itemString);
+            if ( ans != wxNOT_FOUND )
+                return ans;
+        }
+        else if ( !item->IsSeparator() )
+        {
+            wxString label = wxStripMenuCodes(item->GetName());
+            if ( itemLabel == label )
+                return item->GetId();
+        }
     }
 
-  return -1;
+    return wxNOT_FOUND;
 }
 
 wxMenuItem *wxMenu::FindItemForId(int itemId, wxMenu ** itemMenu) const
 {
-  if (itemMenu)
-    *itemMenu = NULL;
-  for (wxNode * node = m_menuItems.First (); node; node = node->Next ())
-  {
-    wxMenuItem *item = (wxMenuItem *) node->Data ();
+    if ( itemMenu )
+        *itemMenu = NULL;
 
-    if (item->GetId() == itemId)
+    wxMenuItem *item = NULL;
+    for ( wxNode *node = m_menuItems.First(); node && !item; node = node->Next() )
     {
-      if (itemMenu)
-        *itemMenu = (wxMenu *) this;
-      return item;
+        item = (wxMenuItem *)node->Data();
+
+        if ( item->GetId() == itemId )
+        {
+            if (itemMenu)
+                *itemMenu = (wxMenu *)this;
+        }
+        else if ( item->IsSubMenu() )
+        {
+            item = item->GetSubMenu()->FindItemForId(itemId, itemMenu);
+        }
+        else
+        {
+            // don't exit the loop
+            item = NULL;
+        }
     }
 
-    if (item->GetSubMenu())
-    {
-      wxMenuItem *ans = item->GetSubMenu()->FindItemForId (itemId, itemMenu);
-      if (ans)
-        return ans;
-    }
-  }
-
-  if (itemMenu)
-    *itemMenu = NULL;
-  return NULL;
+    return item;
 }
 
-void wxMenu::SetHelpString(int itemId, const wxString& helpString)
+// ---------------------------------------------------------------------------
+// other
+// ---------------------------------------------------------------------------
+
+void wxMenu::Attach(wxMenuBar *menubar)
 {
-  wxMenuItem *item = FindItemForId (itemId);
-  if (item)
-    item->SetHelp(helpString);
+    // menu can be in at most one menubar because otherwise they would both
+    // delete the menu pointer
+    wxASSERT_MSG( !m_menuBar, _T("menu belongs to 2 menubars, expect a crash") );
+
+    m_menuBar = menubar;
+    m_savehMenu = m_hMenu;
+    m_hMenu = 0;
 }
 
-wxString wxMenu::GetHelpString (int itemId) const
+void wxMenu::Detach()
 {
-  wxMenuItem *item = FindItemForId (itemId);
-  wxString str("");
-  return (item == NULL) ? str : item->GetHelp();
+    wxASSERT_MSG( m_menuBar, _T("can't detach menu if it's not attached") );
+
+    m_hMenu = m_savehMenu;
+    m_savehMenu = 0;
 }
 
-void wxMenu::ProcessCommand(wxCommandEvent & event)
-{
-  bool processed = FALSE;
+// ---------------------------------------------------------------------------
+// Menu Bar
+// ---------------------------------------------------------------------------
 
-  // Try a callback
-  if (m_callback)
-  {
-      (void)(*(m_callback))(*this, event);
-      processed = TRUE;
-  }
+void wxMenuBar::Init()
+{
+    m_eventHandler = this;
+    m_menuCount = 0;
+    m_menus = NULL;
+    m_titles = NULL;
+    m_menuBarFrame = NULL;
+    m_hMenu = 0;
+}
 
-  // Try the menu's event handler
-  if ( !processed && GetEventHandler())
-  {
-      processed = GetEventHandler()->ProcessEvent(event);
-  }
+wxMenuBar::wxMenuBar()
+{
+    Init();
+}
 
-  // Try the window the menu was popped up from (and up
-  // through the hierarchy)
-  if ( !processed && GetInvokingWindow())
-    processed = GetInvokingWindow()->ProcessEvent(event);
+wxMenuBar::wxMenuBar( long WXUNUSED(style) )
+{
+    Init();
 }
 
-extern wxMenu *wxCurrentPopupMenu;
-bool wxWindow::PopupMenu(wxMenu *menu, int x, int y)
+wxMenuBar::wxMenuBar(int count, wxMenu *menus[], const wxString titles[])
 {
-  menu->SetInvokingWindow(this);
+    Init();
 
-  HWND hWnd = (HWND) GetHWND();
-  HMENU hMenu = (HMENU)menu->m_hMenu;
-  POINT point;
-  point.x = x;
-  point.y = y;
-  ::ClientToScreen(hWnd, &point);
-  wxCurrentPopupMenu = menu;
-  ::TrackPopupMenu(hMenu, TPM_RIGHTBUTTON, point.x, point.y, 0, hWnd, NULL);
-  wxYield();
-  wxCurrentPopupMenu = NULL;
+    m_menuCount = count;
+    m_menus = menus;
+    m_titles = new wxString[count];
 
-  menu->SetInvokingWindow(NULL);
+    int i;
+    for ( i = 0; i < count; i++ )
+        m_titles[i] = titles[i];
 
-  return TRUE;
+    for ( i = 0; i < count; i++ )
+        m_menus[i]->Attach(this);
 }
 
-// Menu Bar
-wxMenuBar::wxMenuBar()
+wxMenuBar::~wxMenuBar()
 {
-  m_eventHandler = this;
+    for ( int i = 0; i < m_menuCount; i++ )
+    {
+        delete m_menus[i];
+    }
 
-  m_menuCount = 0;
-  m_menus = NULL;
-  m_titles = NULL;
-  m_menuBarFrame = NULL;
-  m_hMenu = 0;
+    delete[] m_menus;
+    delete[] m_titles;
 }
 
-wxMenuBar::wxMenuBar(int N, wxMenu *Menus[], const wxString Titles[])
+// ---------------------------------------------------------------------------
+// wxMenuBar helpers
+// ---------------------------------------------------------------------------
+
+void wxMenuBar::Refresh()
 {
-  m_eventHandler = this;
-  m_menuCount = N;
-  m_menus = Menus;
-  m_titles = new wxString[N];
-  int i;
-  for ( i = 0; i < N; i++ )
-	m_titles[i] = Titles[i];
-  m_menuBarFrame = NULL;
-  for (i = 0; i < N; i++)
-    m_menus[i]->m_menuBar = (wxMenuBar *) this;
+    wxCHECK_RET( m_menuBarFrame, _T("can't refresh a menubar withotu a frame") );
 
-  m_hMenu = 0;
+    DrawMenuBar((HWND)m_menuBarFrame->GetHWND()) ;
 }
 
-wxMenuBar::~wxMenuBar()
+WXHMENU wxMenuBar::Create()
 {
-  // In fact, don't want menu to be destroyed before MDI
-  // shuffling has taken place. Let it be destroyed
-  // automatically when the window is destroyed.
-
-//  DestroyMenu(menu);
-//  m_hMenu = NULL;
-
-  int i;
-/*
-  // See remarks in ::~wxMenu() method
-  // BEWARE - this may interfere with MDI fixes, so
-  // may need to remove
-  int N = 0 ;
-
-  if (m_menuBarFrame && ((m_menuBarFrame->GetWindowStyleFlag() & wxSDI) == wxSDI))
-  {
-    if (menu)
-      N = GetMenuItemCount(menu) ;
-    for (i = N-1; i >= 0; i--)
-      RemoveMenu(menu, i, MF_BYPOSITION);
-  }
-*/
-  for (i = 0; i < m_menuCount; i++)
-  {
-    delete m_menus[i];
-  }
-  delete[] m_menus;
-  delete[] m_titles;
-
-/* Don't destroy menu here, in case we're MDI and
-   need to do some shuffling with VALID menu handles.
-  if (menu)
-    DestroyMenu(menu);
-  m_hMenu = 0;
-*/
+    wxCHECK_MSG( !m_hMenu, TRUE, _T("menubar already created") );
+
+    m_hMenu = (WXHMENU)::CreateMenu();
+
+    if ( !m_hMenu )
+    {
+        wxLogLastError("CreateMenu");
+    }
+    else
+    {
+        for ( int i = 0; i < m_menuCount; i++ )
+        {
+            if ( !::AppendMenu((HMENU)m_hMenu, MF_POPUP | MF_STRING,
+                               (UINT)m_menus[i]->GetHMenu(),
+                               m_titles[i]) )
+            {
+                wxLogLastError("AppendMenu");
+            }
+        }
+    }
+
+    return m_hMenu;
 }
 
+// ---------------------------------------------------------------------------
+// wxMenuBar functions forwarded to wxMenuItem
+// ---------------------------------------------------------------------------
+
 // Must only be used AFTER menu has been attached to frame,
 // otherwise use individual menus to enable/disable items
-void wxMenuBar::Enable(int Id, bool Flag)
+void wxMenuBar::Enable(int id, bool enable)
 {
-  int ms_flag;
-  if (Flag)
-    ms_flag = MF_ENABLED;
-  else
-    ms_flag = MF_GRAYED;
-
-  wxMenu *itemMenu = NULL;
-  wxMenuItem *item = FindItemForId(Id, &itemMenu) ;
-  if (!item)
-    return;
+    wxMenu *itemMenu = NULL;
+    wxMenuItem *item = FindItemForId(id, &itemMenu) ;
 
-  if (itemMenu->m_hMenu)
-    EnableMenuItem((HMENU)itemMenu->m_hMenu, Id, MF_BYCOMMAND | ms_flag);
-  else if (itemMenu->m_savehMenu)
-    EnableMenuItem((HMENU)itemMenu->m_savehMenu, Id, MF_BYCOMMAND | ms_flag);
+    wxCHECK_RET( item, _T("attempt to enable an item which doesn't exist") );
 
+    item->Enable(enable);
 }
 
-void wxMenuBar::EnableTop(int pos, bool flag)
+void wxMenuBar::EnableTop(int pos, bool enable)
 {
-  int ms_flag;
-  if (flag)
-    ms_flag = MF_ENABLED;
-  else
-    ms_flag = MF_GRAYED;
+    int flag = enable ? MF_ENABLED : MF_GRAYED;;
 
-  EnableMenuItem((HMENU)m_hMenu, pos, MF_BYPOSITION | ms_flag);
-  DrawMenuBar((HWND) m_menuBarFrame->GetHWND()) ;
+    EnableMenuItem((HMENU)m_hMenu, pos, MF_BYPOSITION | flag);
 }
 
 // Must only be used AFTER menu has been attached to frame,
 // otherwise use individual menus
-void wxMenuBar::Check(int Id, bool Flag)
-{
-  wxMenu *itemMenu = NULL;
-  wxMenuItem *item = FindItemForId(Id, &itemMenu) ;
-  if (!item)
-    return;
-    
-  if (!item->IsCheckable())
-    return ;
-  int ms_flag;
-  if (Flag)
-    ms_flag = MF_CHECKED;
-  else
-    ms_flag = MF_UNCHECKED;
-
-  if (itemMenu->m_hMenu)
-    CheckMenuItem((HMENU)itemMenu->m_hMenu, Id, MF_BYCOMMAND | ms_flag);
-  else if (itemMenu->m_savehMenu)
-    CheckMenuItem((HMENU)itemMenu->m_savehMenu, Id, MF_BYCOMMAND | ms_flag);
-
-//  CheckMenuItem((HMENU)m_hMenu, Id, MF_BYCOMMAND | ms_flag);
-}
-
-bool wxMenuBar::Checked(int Id) const
-{
-  wxMenu *itemMenu = NULL;
-  wxMenuItem *item = FindItemForId(Id, &itemMenu) ;
-  if (!item)
-    return FALSE;
+void wxMenuBar::Check(int id, bool check)
+{
+    wxMenu *itemMenu = NULL;
+    wxMenuItem *item = FindItemForId(id, &itemMenu) ;
 
-  int Flag ;
+    wxCHECK_RET( item, _T("attempt to check an item which doesn't exist") );
+    wxCHECK_RET( item->IsCheckable(), _T("attempt to check an uncheckable item") );
 
-  if (itemMenu->m_hMenu)
-    Flag=GetMenuState((HMENU)itemMenu->m_hMenu, Id, MF_BYCOMMAND) ;
-  else if (itemMenu->m_savehMenu)
-    Flag=GetMenuState((HMENU)itemMenu->m_savehMenu, Id, MF_BYCOMMAND) ;
+    item->Check(check);
+}
+
+bool wxMenuBar::IsChecked(int id) const
+{
+    wxMenu *itemMenu = NULL;
+    wxMenuItem *item = FindItemForId(id, &itemMenu) ;
 
-//  Flag=GetMenuState((HMENU)m_hMenu, Id, MF_BYCOMMAND) ;
+    wxCHECK_MSG( item, FALSE, _T("wxMenuBar::IsChecked(): no such item") );
 
-  if (Flag&MF_CHECKED)
-    return TRUE ;
-  else
-    return FALSE ;
+    int flag = ::GetMenuState(GetHmenuOf(itemMenu), id, MF_BYCOMMAND);
+
+    return (flag & MF_CHECKED) != 0;
 }
 
-bool wxMenuBar::Enabled(int Id) const
+bool wxMenuBar::IsEnabled(int id) const
 {
-  wxMenu *itemMenu = NULL;
-  wxMenuItem *item = FindItemForId(Id, &itemMenu) ;
-  if (!item)
-    return FALSE;
+    wxMenu *itemMenu = NULL;
+    wxMenuItem *item = FindItemForId(id, &itemMenu) ;
 
-  int Flag ;
+    wxCHECK_MSG( item, FALSE, _T("wxMenuBar::IsEnabled(): no such item") );
 
-  if (itemMenu->m_hMenu)
-    Flag=GetMenuState((HMENU)itemMenu->m_hMenu, Id, MF_BYCOMMAND) ;
-  else if (itemMenu->m_savehMenu)
-    Flag=GetMenuState((HMENU)itemMenu->m_savehMenu, Id, MF_BYCOMMAND) ;
+    int flag = ::GetMenuState(GetHmenuOf(itemMenu), id, MF_BYCOMMAND) ;
 
-  if (Flag&MF_ENABLED)
-    return TRUE ;
-  else
-    return FALSE ;
+    return (flag & MF_ENABLED) != 0;
 }
 
+void wxMenuBar::SetLabel(int id, const wxString& label)
+{
+    wxMenu *itemMenu = NULL;
+    wxMenuItem *item = FindItemForId(id, &itemMenu) ;
+
+    wxCHECK_RET( item, _T("wxMenuBar::SetLabel(): no such item") );
+
+    item->SetName(label);
+}
 
-void wxMenuBar::SetLabel(int Id, const wxString& label)
+wxString wxMenuBar::GetLabel(int id) const
 {
-  wxMenu *itemMenu = NULL;
-  wxMenuItem *item = FindItemForId(Id, &itemMenu) ;
+    wxMenu *itemMenu = NULL;
+    wxMenuItem *item = FindItemForId(id, &itemMenu) ;
 
-  if (!item)
-    return;
+    wxCHECK_MSG( item, _T(""), _T("wxMenuBar::GetLabel(): no such item") );
 
-  if (itemMenu->m_hMenu)
-  {
-    UINT was_flag = GetMenuState((HMENU)itemMenu->m_hMenu,Id,MF_BYCOMMAND) ;
-    ModifyMenu((HMENU)itemMenu->m_hMenu,Id,MF_BYCOMMAND|MF_STRING|was_flag,Id,(const char *)label) ;
-  }
-  else if (itemMenu->m_savehMenu)
-  {
-    UINT was_flag = GetMenuState((HMENU)itemMenu->m_savehMenu,Id,MF_BYCOMMAND) ;
-    ModifyMenu((HMENU)itemMenu->m_savehMenu,Id,MF_BYCOMMAND|MF_STRING|was_flag,Id,(const char *)label) ;
-  }
+    return item->GetName();
 }
 
-wxString wxMenuBar::GetLabel(int Id) const
+void wxMenuBar::SetHelpString (int id, const wxString& helpString)
 {
-  wxMenu *itemMenu = NULL;
-  wxMenuItem *item = FindItemForId(Id, &itemMenu) ;
+    wxMenu *itemMenu = NULL;
+    wxMenuItem *item = FindItemForId(id, &itemMenu) ;
 
-  if (!item)
-    return wxString("");
+    wxCHECK_RET( item, _T("wxMenuBar::SetHelpString(): no such item") );
 
-  static char tmp[128] ;
-  int len = 0;
-  if (itemMenu->m_hMenu)
-  {
-    len = GetMenuString((HMENU)itemMenu->m_hMenu,Id,tmp,127,MF_BYCOMMAND) ;
-  }
-  else if (itemMenu->m_savehMenu)
-  {
-    len = GetMenuString((HMENU)itemMenu->m_savehMenu,Id,tmp,127,MF_BYCOMMAND) ;
-  }
+    item->SetHelp(helpString);
+}
+
+wxString wxMenuBar::GetHelpString (int id) const
+{
+    wxMenu *itemMenu = NULL;
+    wxMenuItem *item = FindItemForId(id, &itemMenu) ;
 
-//  int len = GetMenuString((HMENU)m_hMenu,Id,tmp,127,MF_BYCOMMAND) ;
-  tmp[len] = '\0' ;
-  return wxString(tmp) ;
+    wxCHECK_MSG( item, _T(""), _T("wxMenuBar::GetHelpString(): no such item") );
+
+    return item->GetHelp();
 }
 
+// ---------------------------------------------------------------------------
+// wxMenuBar functions to work with the top level submenus
+// ---------------------------------------------------------------------------
+
+// NB: we don't support owner drawn top level items for now, if we do these
+//     functions would have to be changed to use wxMenuItem as well
+
 void wxMenuBar::SetLabelTop(int pos, const wxString& label)
 {
-  UINT was_flag = GetMenuState((HMENU)m_hMenu,pos,MF_BYPOSITION) ;
-  if (was_flag&MF_POPUP)
-  {
-    was_flag &= 0xff ;
-    HMENU popup = GetSubMenu((HMENU)m_hMenu,pos) ;
-    ModifyMenu((HMENU)m_hMenu,pos,MF_BYPOSITION|MF_STRING|was_flag,(UINT)popup,(const char *)label) ;
-  }
-  else
-    ModifyMenu((HMENU)m_hMenu,pos,MF_BYPOSITION|MF_STRING|was_flag,pos,(const char *)label) ;
+    UINT id;
+    UINT flagsOld = ::GetMenuState((HMENU)m_hMenu, pos, MF_BYPOSITION);
+    if ( flagsOld == 0xFFFFFFFF )
+    {
+        wxLogLastError(_T("GetMenuState"));
+
+        return;
+    }
+
+    if ( flagsOld & MF_POPUP )
+    {
+        // HIBYTE contains the number of items in the submenu in this case
+        flagsOld &= 0xff ;
+        id = (UINT)::GetSubMenu((HMENU)m_hMenu, pos) ;
+    }
+    else
+    {
+        id = pos;
+    }
+
+    if ( ::ModifyMenu(GetHmenu(), pos, MF_BYPOSITION | MF_STRING | flagsOld,
+                      id, label) == 0xFFFFFFFF )
+    {
+        wxLogLastError("ModifyMenu");
+    }
 }
 
 wxString wxMenuBar::GetLabelTop(int pos) const
 {
-  static char tmp[128] ;
-  int len = GetMenuString((HMENU)m_hMenu,pos,tmp,127,MF_BYPOSITION) ;
-  tmp[len] = '\0' ;
-  return wxString(tmp);
+    int len = ::GetMenuString((HMENU)m_hMenu, pos, NULL, 0, MF_BYCOMMAND);
+
+    len++;  // for the NUL character
+    wxString label;
+    ::GetMenuString(GetHmenu(), pos, label.GetWriteBuf(len), len, MF_BYCOMMAND);
+    label.UngetWriteBuf();
+
+    return label;
 }
 
+// ---------------------------------------------------------------------------
+// wxMenuBar notifications
+// ---------------------------------------------------------------------------
+
 bool wxMenuBar::OnDelete(wxMenu *a_menu, int pos)
 {
-  if (!m_menuBarFrame)
-	 return TRUE;
+    if ( !m_menuBarFrame )
+        return TRUE;
 
-  if (RemoveMenu((HMENU)m_hMenu, (UINT)pos, MF_BYPOSITION)) {
-	 m_menus[pos]->m_hMenu = m_menus[pos]->m_savehMenu;
-	 m_menus[pos]->m_savehMenu = 0;
+    if ( ::RemoveMenu((HMENU)m_hMenu, (UINT)pos, MF_BYPOSITION) )
+    {
+        // VZ: I'm not sure about what's going on here, so I leave an assert
+        wxASSERT_MSG( m_menus[pos] == a_menu, _T("what is this parameter for??") );
 
-	 if (m_menuBarFrame) {
-		DrawMenuBar((HWND) m_menuBarFrame->GetHWND()) ;
-	 }
+        a_menu->Detach();
 
-	 return TRUE;
-  }
+        if ( m_menuBarFrame )
+            Refresh();
 
-  return FALSE;
+        return TRUE;
+    }
+    else
+    {
+        wxLogLastError("RemoveMenu");
+    }
+
+    return FALSE;
 }
 
-bool wxMenuBar::OnAppend(wxMenu *a_menu, const char *title)
+bool wxMenuBar::OnAppend(wxMenu *a_menu, const wxChar *title)
 {
-  if (!a_menu->m_hMenu)
-	 return FALSE;
+    WXHMENU submenu = a_menu->GetHMenu();
+    if ( !submenu )
+        return FALSE;
 
-  if (!m_menuBarFrame)
-	 return TRUE;
+    if ( !m_menuBarFrame )
+        return TRUE;
 
-  a_menu->m_savehMenu = a_menu->m_hMenu;
-  a_menu->m_hMenu = 0;
+    a_menu->Attach(this);
 
-  AppendMenu((HMENU)m_hMenu, MF_POPUP | MF_STRING, (UINT)a_menu->m_savehMenu, title);
+    if ( !::AppendMenu(GetHmenu(), MF_POPUP | MF_STRING,
+                       (UINT)submenu, title) )
+    {
+        wxLogLastError(_T("AppendMenu"));
+    }
 
-  DrawMenuBar((HWND) m_menuBarFrame->GetHWND());
+    Refresh();
 
-  return TRUE;
+    return TRUE;
 }
 
+// ---------------------------------------------------------------------------
+// wxMenuBar construction
+// ---------------------------------------------------------------------------
+
 void wxMenuBar::Append (wxMenu * menu, const wxString& title)
 {
-  if (!OnAppend(menu, title))
-	 return;
+    if (!OnAppend(menu, title))
+        return;
 
-  m_menuCount ++;
-  wxMenu **new_menus = new wxMenu *[m_menuCount];
-  wxString *new_titles = new wxString[m_menuCount];
-  int i;
+    m_menuCount ++;
+    wxMenu **new_menus = new wxMenu *[m_menuCount];
+    wxString *new_titles = new wxString[m_menuCount];
+    int i;
 
-  for (i = 0; i < m_menuCount - 1; i++)
-	 {
-		new_menus[i] = m_menus[i];
-		m_menus[i] = NULL;
-		new_titles[i] = m_titles[i];
-		m_titles[i] = "";
-	 }
-  if (m_menus)
-	 {
-		delete[]m_menus;
-		delete[]m_titles;
-	 }
-  m_menus = new_menus;
-  m_titles = new_titles;
+    for (i = 0; i < m_menuCount - 1; i++)
+    {
+        new_menus[i] = m_menus[i];
+        m_menus[i] = NULL;
+        new_titles[i] = m_titles[i];
+        m_titles[i] = _T("");
+    }
+    if (m_menus)
+    {
+        delete[]m_menus;
+        delete[]m_titles;
+    }
+    m_menus = new_menus;
+    m_titles = new_titles;
 
-  m_menus[m_menuCount - 1] = (wxMenu *)menu;
-  m_titles[m_menuCount - 1] = title;
+    m_menus[m_menuCount - 1] = (wxMenu *)menu;
+    m_titles[m_menuCount - 1] = title;
 
-  ((wxMenu *)menu)->m_menuBar = (wxMenuBar *) this;
-  ((wxMenu *)menu)->SetParent(this);
+    menu->SetParent(this);
 }
 
 void wxMenuBar::Delete(wxMenu * menu, int i)
 {
-  int j;
-  int ii = (int) i;
-
-  if (menu != 0) {
-	 for (ii = 0; ii < m_menuCount; ii++) {
-		if (m_menus[ii] == menu)
-	break;
-	 }
-	 if (ii >= m_menuCount)
-		return;
-  } else {
-	 if (ii < 0 || ii >= m_menuCount)
-		return;
-	 menu = m_menus[ii];
-  }
+    int j;
+    int ii = (int) i;
+
+    if (menu != 0) {
+        for (ii = 0; ii < m_menuCount; ii++) {
+            if (m_menus[ii] == menu)
+                break;
+        }
+        if (ii >= m_menuCount)
+            return;
+    } else {
+        if (ii < 0 || ii >= m_menuCount)
+            return;
+        menu = m_menus[ii];
+    }
 
-  if (!OnDelete(menu, ii))
-	 return;
+    if (!OnDelete(menu, ii))
+        return;
 
-  menu->SetParent(NULL);
+    menu->SetParent(NULL);
 
-  -- m_menuCount;
-  for (j = ii; j < m_menuCount; j++) {
-	 m_menus[j] = m_menus[j + 1];
-	 m_titles[j] = m_titles[j + 1];
-  }
+    -- m_menuCount;
+    for (j = ii; j < m_menuCount; j++) {
+        m_menus[j] = m_menus[j + 1];
+        m_titles[j] = m_titles[j + 1];
+    }
 }
 
-// Find the menu menuString, item itemString, and return the item id.
-// Returns -1 if none found.
-int wxMenuBar::FindMenuItem (const wxString& menuString, const wxString& itemString) const
+void wxMenuBar::Attach(wxFrame *frame)
 {
-  char buf1[200];
-  char buf2[200];
-  wxStripMenuCodes ((char *)(const char *)menuString, buf1);
-  int i;
-  for (i = 0; i < m_menuCount; i++)
+    wxASSERT_MSG( !m_menuBarFrame, _T("menubar already attached!") );
+
+    m_menuBarFrame = frame;
+
+#if wxUSE_ACCEL
+    // create the accel table - we consider that the menubar construction is
+    // finished
+    size_t nAccelCount = 0;
+    int i;
+    for ( i = 0; i < m_menuCount; i++ )
     {
-      wxStripMenuCodes ((char *)(const char *)m_titles[i], buf2);
-      if (strcmp (buf1, buf2) == 0)
-	return m_menus[i]->FindItem (itemString);
+        nAccelCount += m_menus[i]->GetAccelCount();
     }
-  return -1;
-}
 
-wxMenuItem *wxMenuBar::FindItemForId (int Id, wxMenu ** itemMenu) const
-{
-  if (itemMenu)
-    *itemMenu = NULL;
+    if ( nAccelCount )
+    {
+        wxAcceleratorEntry *accelEntries = new wxAcceleratorEntry[nAccelCount];
+
+        nAccelCount = 0;
+        for ( i = 0; i < m_menuCount; i++ )
+        {
+            nAccelCount += m_menus[i]->CopyAccels(&accelEntries[nAccelCount]);
+        }
 
-  wxMenuItem *item = NULL;
-  int i;
-  for (i = 0; i < m_menuCount; i++)
-    if ((item = m_menus[i]->FindItemForId (Id, itemMenu)))
-      return item;
-  return NULL;
+        m_accelTable = wxAcceleratorTable(nAccelCount, accelEntries);
+
+        delete [] accelEntries;
+    }
+#endif // wxUSE_ACCEL
 }
 
-void wxMenuBar::SetHelpString (int Id, const wxString& helpString)
+// ---------------------------------------------------------------------------
+// wxMenuBar searching for menu items
+// ---------------------------------------------------------------------------
+
+// Find the itemString in menuString, and return the item id or wxNOT_FOUND
+int wxMenuBar::FindMenuItem(const wxString& menuString,
+                            const wxString& itemString) const
 {
-  int i;
-  for (i = 0; i < m_menuCount; i++)
+    wxString menuLabel = wxStripMenuCodes(menuString);
+    for ( int i = 0; i < m_menuCount; i++ )
     {
-      if (m_menus[i]->FindItemForId (Id))
-	{
-	  m_menus[i]->SetHelpString (Id, helpString);
-	  return;
-	}
+        wxString title = wxStripMenuCodes(m_titles[i]);
+        if ( menuString == title )
+            return m_menus[i]->FindItem(itemString);
     }
+
+    return wxNOT_FOUND;
 }
 
-wxString wxMenuBar::GetHelpString (int Id) const
+wxMenuItem *wxMenuBar::FindItemForId (int id, wxMenu **itemMenu) const
 {
-  int i;
-  for (i = 0; i < m_menuCount; i++)
+    if ( itemMenu )
+        *itemMenu = NULL;
+
+    wxMenuItem *item = NULL;
+    for ( int i = 0; !item && (i < m_menuCount); i++ )
     {
-      if (m_menus[i]->FindItemForId (Id))
-	    return wxString(m_menus[i]->GetHelpString (Id));
+        item = m_menus[i]->FindItemForId(id, itemMenu);
     }
-  return wxString("");
+
+    return item;
 }
 
+
+// ----------------------------------------------------------------------------
+// helper functions
+// ----------------------------------------------------------------------------
+
 wxWindow *wxMenu::GetWindow() const
-{ 
-  if ( m_pInvokingWindow != NULL )
-    return m_pInvokingWindow;
-  if ( m_menuBar != NULL)       
-    return m_menuBar->m_menuBarFrame;
-  return NULL;
+{
+    if ( m_pInvokingWindow != NULL )
+        return m_pInvokingWindow;
+    else if ( m_menuBar != NULL)
+        return m_menuBar->GetFrame();
+
+    return NULL;
 }
 
 WXHMENU wxMenu::GetHMenu() const
 {
-  if ( m_hMenu != 0 )
-    return m_hMenu;
-  else if ( m_savehMenu != 0 )
-    return m_savehMenu;
+    if ( m_hMenu != 0 )
+        return m_hMenu;
+    else if ( m_savehMenu != 0 )
+        return m_savehMenu;
 
-  return 0;
+    wxFAIL_MSG(_T("wxMenu without HMENU"));
+
+    return 0;
 }
 
+// Update a menu and all submenus recursively. source is the object that has
+// the update event handlers defined for it. If NULL, the menu or associated
+// window will be used.
+void wxMenu::UpdateUI(wxEvtHandler* source)
+{
+    if (!source && GetInvokingWindow())
+        source = GetInvokingWindow()->GetEventHandler();
+    if (!source)
+        source = GetEventHandler();
+    if (!source)
+        source = this;
+
+    wxNode* node = GetItems().First();
+    while (node)
+    {
+        wxMenuItem* item = (wxMenuItem*) node->Data();
+        if ( !item->IsSeparator() )
+        {
+            wxWindowID id = item->GetId();
+            wxUpdateUIEvent event(id);
+            event.SetEventObject( source );
+
+            if (source->ProcessEvent(event))
+            {
+                if (event.GetSetText())
+                    SetLabel(id, event.GetText());
+                if (event.GetSetChecked())
+                    Check(id, event.GetChecked());
+                if (event.GetSetEnabled())
+                    Enable(id, event.GetEnabled());
+            }
+
+            if (item->GetSubMenu())
+                item->GetSubMenu()->UpdateUI(source);
+        }
+        node = node->Next();
+    }
+}