WinCE实现屏幕截图并保存为BMP文件,通过句柄获得HDC并保存为BMP文件，从而实现全屏截图以及窗口截图,详细内容：http://blog.csdn.net/wyunteng/archive/2011/04/30/6375381.aspx-WinCE screenshot and save it as BMP file handle HDC and save it as BMP file in order to achieve full-screen screenshots and wind

创建事件句柄，第一个属性，第二个是否手动设置，第三个初始状态true表示被线程拥有，第四个名字为空，因为在同一进程中-Create an event handler, the first attribute, the second is to manually set, the third of the initial state of true indicates that the thread has a fourth name is empty, because in the same p