// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#include "wx/combobox.h"
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifndef WX_PRECOMP
-    #include "wx/setup.h"
+    #include "wx/defs.h"
     #include "wx/settings.h"
 #endif
 
 
                 vEvent.SetInt(GetSelection());
                 vEvent.SetEventObject(this);
-                vEvent.SetString((char*)GetStringSelection().c_str());
+                vEvent.SetString(GetStringSelection());
                 ProcessCommand(vEvent);
             }
             break;
                     sValue = GetValue();
                 else
                     SetValue(sValue);
-                vEvent.SetString((char*)GetValue().c_str());
+                vEvent.SetString(GetValue());
                 vEvent.SetEventObject(this);
                 ProcessCommand(vEvent);
             }
     }
     //
     // There is no return value for the CBN_ notifications, so always return
-    // FALSE from here to pass the message to DefWindowProc()
+    // false from here to pass the message to DefWindowProc()
     //
-    return FALSE;
+    return false;
 } // end of wxComboBox::OS2Command
 
 bool wxComboBox::Create(
 , const wxString&                   rsName
 )
 {
-    m_isShown = FALSE;
+    m_isShown = false;
 
     if (!CreateControl( pParent
                        ,vId
                        ,rValidator
                        ,rsName
                       ))
-        return FALSE;
+        return false;
 
     //
     // Get the right style
         lSstyle |= CBS_DROPDOWN;
 
 
-    if (!OS2CreateControl( "COMBOBOX"
+    if (!OS2CreateControl( _T("COMBOBOX")
                           ,lSstyle
                          ))
-        return FALSE;
+        return false;
 
     //
     // A choice/combobox normally has a white background (or other, depending
             ,rSize.x
             ,rSize.y
            );
-    if (!rsValue.IsEmpty())
+    if (!rsValue.empty())
     {
         SetValue(rsValue);
     }
                                                     ,(PFNWP)wxComboEditWndProc
                                                    );
     ::WinSetWindowULong(GetHwnd(), QWL_USER, (ULONG)this);
-    Show(TRUE);
-    return TRUE;
+    Show(true);
+    return true;
 } // end of wxComboBox::Create
 
 void wxComboBox::SetValue(
     if ( HasFlag(wxCB_READONLY) )
         SetStringSelection(rsValue);
     else
-        ::WinSetWindowText(GetHwnd(), rsValue.c_str());
+        ::WinSetWindowText(GetHwnd(), (PSZ)rsValue.c_str());
 } // end of wxComboBox::SetValue
 
 //
 
 void wxComboBox::SetInsertionPointEnd()
 {
-    long                            lPos = GetLastPosition();
+    wxTextPos                       lPos = GetLastPosition();
 
     SetInsertionPoint(lPos);
 } // end of wxComboBox::SetInsertionPointEnd
    return lPos;
 } // end of wxComboBox::GetInsertionPoint
 
-long wxComboBox::GetLastPosition() const
+wxTextPos wxComboBox::GetLastPosition() const
 {
     long                            lLineLength = 0L;
     WNDPARAMS                       vParams;
     return lLineLength;
 } // end of wxComboBox::GetLastPosition
 
-void wxComboBox::Replace(
-  long                              lFrom
-, long                              lTo
-, const wxString&                   rsValue
-)
+void wxComboBox::Replace( long lFrom,
+                          long lTo,
+                          const wxString& rsValue )
 {
 #if wxUSE_CLIPBOARD
     HWND                            hWnd = GetHwnd();
     // Paste into edit control
     //
     ::WinSendMsg(hWnd, EM_PASTE, (MPARAM)0, (MPARAM)0L);
+#else
+    wxUnusedVar(lFrom);
+    wxUnusedVar(lTo);
+    wxUnusedVar(rsValue);
 #endif
 } // end of wxComboBox::Replace
 
-void wxComboBox::Remove(
-  long                              lFrom
-, long                              lTo
-)
+void wxComboBox::Remove( long lFrom, long lTo)
 {
 #if wxUSE_CLIPBOARD
     HWND                            hWnd = GetHwnd();
 
     ::WinSendMsg(hWnd, EM_SETSEL, MPFROM2SHORT((USHORT)lFrom, (USHORT)lTo), 0);
     ::WinSendMsg(hWnd, EM_CUT, (MPARAM)0, (MPARAM)0);
+#else
+    wxUnusedVar(lFrom);
+    wxUnusedVar(lTo);
 #endif
 } // end of wxComboBox::Remove
 
 
     //
     // If from and to are both -1, it means
-    // (in wxWindows) that all text should be selected.
+    // (in wxWidgets) that all text should be selected.
     // This translates into Windows convention
     //
     if ((lFrom == -1L) && (lTo == -1L))
                 case KC_CHAR:
                     return (HandleChar( wParam
                                        ,lParam
-                                       ,TRUE /* isASCII */
+                                       ,true /* isASCII */
                                       ));
 
                 case KC_PREVDOWN:
                 return(HandleSetFocus((WXHWND)(HWND)wParam));
             else
                 return(HandleKillFocus((WXHWND)(HWND)wParam));
-            break;
     }
-    return FALSE;
+    return false;
 } // end of WinGuiBase_CComboBox::ProcessEditMsg
 
 MRESULT EXPENTRY wxComboEditWndProc(
 
 #endif
  // wxUSE_COMBOBOX
-