//
 wxWindowOS2::~wxWindowOS2()
 {
-    m_isBeingDeleted = true;
+    SendDestroyEvent();
 
     for (wxWindow* pWin = GetParent(); pWin; pWin = pWin->GetParent())
     {
     if (m_hWnd)
     {
         if(!::WinDestroyWindow(GetHWND()))
+        {
             wxLogLastError(wxT("DestroyWindow"));
+        }
         //
         // remove hWnd <-> wxWindow association
         //
     // static box
     //
     wxASSERT_MSG( !wxDynamicCast(pParent, wxStaticBox),
-                  _T("wxStaticBox can't be used as a window parent!") );
+                  wxT("wxStaticBox can't be used as a window parent!") );
 #endif // wxUSE_STATBOX
 
      // Ensure groupbox backgrounds are painted
 void wxWindowOS2::SetFocus()
 {
     HWND                            hWnd = GetHwnd();
-    wxCHECK_RET( hWnd, _T("can't set focus to invalid window") );
+    wxCHECK_RET( hWnd, wxT("can't set focus to invalid window") );
 
     if (hWnd)
         ::WinSetFocus(HWND_DESKTOP, hWnd);
 /* static */ wxWindow* wxWindowBase::GetCapture()
 {
     HWND hwnd = ::WinQueryCapture(HWND_DESKTOP);
-    return hwnd ? wxFindWinFromHandle((WXHWND)hwnd) : (wxWindow *)NULL;
+    return hwnd ? wxFindWinFromHandle((WXHWND)hwnd) : NULL;
 } // end of wxWindowBase::GetCapture
 
 bool wxWindowOS2::SetFont( const wxFont& rFont )
 //
 // Set this window to be the child of 'parent'.
 //
-bool wxWindowOS2::Reparent( wxWindow* pParent)
+bool wxWindowOS2::Reparent( wxWindowBase* pParent)
 {
     if (!wxWindowBase::Reparent(pParent))
         return false;
     return(vFontMetrics.lAveCharWidth);
 } // end of wxWindowOS2::GetCharWidth
 
-void wxWindowOS2::GetTextExtent( const wxString& rString,
-                                 int* pX,
-                                 int* pY,
-                                 int* pDescent,
-                                 int* pExternalLeading,
-                                 const wxFont* WXUNUSED(pTheFont) ) const
+void wxWindowOS2::DoGetTextExtent( const wxString& rString,
+                                   int* pX,
+                                   int* pY,
+                                   int* pDescent,
+                                   int* pExternalLeading,
+                                   const wxFont* WXUNUSED(pTheFont) ) const
 {
     POINTL      avPoint[TXTBOX_COUNT];
     POINTL      vPtMin;
             *pExternalLeading = 0;
     }
     ::WinReleasePS(hPS);
-} // end of wxWindow::GetTextExtent
+} // end of wxWindow::DoGetTextExtent
 
 bool wxWindowOS2::IsMouseInWindow() const
 {
                             (pPage->ulPageIdNew > 0L && pPage->ulPageIdCur > 0L))
                         {
                             wxWindowOS2*        pWin = wxFindWinFromHandle(pPage->hwndBook);
-                            wxNotebookEvent     vEvent( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED
+                            wxBookCtrlEvent     vEvent( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED
                                                        ,(int)SHORT1FROMMP(wParam)
                                                        ,(int)pPage->ulPageIdNew
                                                        ,(int)pPage->ulPageIdCur
     {
         wxString  Newstr(pWin->GetClassInfo()->GetClassName());
         wxString Oldstr(pOldWin->GetClassInfo()->GetClassName());
-        wxLogError( _T("Bug! New window of class %s has same HWND %X as old window of class %s"),
+        wxLogError( wxT("Bug! New window of class %s has same HWND %X as old window of class %s"),
                     Newstr.c_str(),
                     (int)hWnd,
                     Oldstr.c_str()
     {
         vError = ::WinGetLastError(vHabmain);
         sError = wxPMErrorToStr(vError);
-        wxLogError(_T("Error creating frame. Error: %s\n"), sError.c_str());
+        wxLogError(wxT("Error creating frame. Error: %s\n"), sError.c_str());
         return false;
     }
     SetSize( nX
                                           ,pMeasureStruct->rclItem.yTop - pMeasureStruct->rclItem.yBottom
                                          );
 
-       wxPMDCImpl *impl = (wxPMDCImpl*) vDc.GetImpl();
+        wxPMDCImpl *impl = (wxPMDCImpl*) vDc.GetImpl();
         impl->SetHDC( hDC, false );
         impl->SetHPS( pMeasureStruct->hps );
         //
         {
             vError = ::WinGetLastError(vHabmain);
             sError = wxPMErrorToStr(vError);
-            wxLogError(_T("Unable to set current color table (1). Error: %s\n"), sError.c_str());
+            wxLogError(wxT("Unable to set current color table (1). Error: %s\n"), sError.c_str());
         }
         //
         // Set the color table to RGB mode
         {
             vError = ::WinGetLastError(vHabmain);
             sError = wxPMErrorToStr(vError);
-            wxLogError(_T("Unable to set current color table (2). Error: %s\n"), sError.c_str());
+            wxLogError(wxT("Unable to set current color table (2). Error: %s\n"), sError.c_str());
         }
 
         wxCHECK( pMenuItem->IsKindOf(CLASSINFO(wxMenuItem)), FALSE );