在按纽上播放avi文件. 本程序介绍一个从CButton派生的类CAniButton，用于播放AVI动画，象一般的CButton按钮一样使用CAniButton（Style必须包含自绘制风格），在OnInitDialog对话框中调用LoadAVI(AVI_ID), 其中，AVI_ID是在资源文件中的动画文件的标识-button on the player avi file. The procedures introduced a CButton derived from the class CAniB Utton, AVI animation for the broadcast, as a general CButton CAniButton use the same button (since Style must include mapping style), in OnInitDialog dialog box called LoadAVI (AVI_ID) Among them, AVI_ID resources in the paper documents logo animation