本实例演示了Windows Media Player 9系列的简单SDK开发,以及图片按钮的实现和一些常见的控件的使用（滑块等） 原本是用作OS设计中用于演示同步与互斥的-This example demonstrates the Windows Media Player 9 Series SDK to develop simple, as well as the realization of picture button control and a number of common use