def __create_window(self, grampletbar, gramplet, x_pos, y_pos): """ Called when the user has switched to a new GrampletBar page. """ gramplet.page = self.page_num(gramplet) self.detached_gramplets.append(gramplet) win = DetachedWindow(grampletbar, gramplet, x_pos, y_pos) gramplet.detached_window = win return win.get_notebook()