FileBrowseButton.__init__(self, parent, id, pos, size, style,
                                   labelText, buttonText, toolTip,
                                   dialogTitle, startDirectory,
                                   changeCallback = changeCallback)
         self.dialogClass = dialogClass
         FileBrowseButton.__init__(self, parent, id, pos, size, style,
                                   labelText, buttonText, toolTip,
                                   dialogTitle, startDirectory,
                                   changeCallback = changeCallback)
         self.dialogClass = dialogClass