* 本源码虽然简单,但是很实用,主要针对的是那些初学者. * 通过本源码你可以学到以下知识点： 1.定时器的用法 2.客户区的基本操作 3.在客户区中显示不断运动的文字 -* This source code is simple, but very practical, mainly targeted at those beginners.* Through this source of knowledge you can learn the following poi