Method b1_enter_handler

Lib/idlelib/sidebar.py:256–261

(event)

        self.main_widget.bind('<B1-Leave>', b1_leave_handler)

        def b1_enter_handler(event):
            # Cancel the scheduling of text_auto_scroll(), if it exists.
            nonlocal auto_scrolling_after_id
            if auto_scrolling_after_id is not None:
                self.main_widget.after_cancel(auto_scrolling_after_id)
                auto_scrolling_after_id = None
        self.main_widget.bind('<B1-Enter>', b1_enter_handler)