wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
     event.SetString( combo->GetValue() );
     event.SetEventObject( combo );
-    combo->GetEventHandler()->ProcessEvent( event );
+    combo->HandleWindowEvent( event );
 }
 
 static void
     event.SetInt( combo->GetSelection() );
     event.SetString( combo->GetStringSelection() );
     event.SetEventObject( combo );
-    combo->GetEventHandler()->ProcessEvent( event );
+    combo->HandleWindowEvent( event );
 }
 }
 
         return false;
     }
 
-    if(HasFlag(wxCB_SORT))
+    if (HasFlag(wxCB_SORT))
         m_strings = new wxSortedArrayString();
 
     m_widget = gtk_combo_box_entry_new_text();
 
+    if (HasFlag(wxBORDER_NONE))
+    {
+        // Doesn't seem to work
+        // g_object_set (m_widget, "has-frame", FALSE, NULL);
+    }
+
     GtkEntry * const entry = GetEntry();
 
     gtk_entry_set_editable( entry, TRUE );
                 eventEnter.SetInt( GetSelection() );
                 eventEnter.SetEventObject( this );
 
-                if ( GetEventHandler()->ProcessEvent(eventEnter) )
+                if ( HandleWindowEvent(eventEnter) )
                 {
                     // Catch GTK event so that GTK doesn't open the drop
                     // down list upon RETURN.