protected void setEnableTableModelEvents(boolean set) {
        if (set) {
            JTable table = handler.getTable();
            if (table != null) {
                if (listenedModel != null) {
                    if (listenedModel == table.getModel()) {
                        return;
                    }

                    setEnableTableModelEvents(false);
                }

                listenedModel = table.getModel();
                listenedModel.addTableModelListener(this);
            }
        } else if (listenedModel != null) {
            listenedModel.removeTableModelListener(this);
            listenedModel = null;
        }
    }
protected void setEnableTableModelEvents(boolean set)