擅长:python、mysql、java
<p>您可以使用<a href="http://resources.arcgis.com/en/help/main/10.1/index.html#//018v0000001m000000" rel="nofollow noreferrer">RefreshTOC</a>或<a href="http://resources.arcgis.com/en/help/main/10.1/index.html#//018v0000006s000000" rel="nofollow noreferrer">RefreshActiveView</a>方法。只需添加一个<a href="https://stackoverflow.com/questions/156330/get-timer-ticks-in-python">timer</a></p>