private bool ScanForHardwareChange()
{
int devInst = 0;
int status;
//得到设备管理树的根结点
status = CM_Locate_DevNodeW(ref devInst, string.Empty, CM_LOCATE_DEVNODE_NORMAL);
if (status != CR_SUCCESS)
{
WSDLogger.WriterError("CM_Locate_DevNodeW 失败");
return(false);
}
//刷新
status = CM_Reenumerate_DevNode(devInst, CM_REENUMERATE_ASYNCHRONOUS); //CM_REENUMERATE_ASYNCHRONOUS 异步方式可以立即响应
if (status != CR_SUCCESS)
{
WSDLogger.WriterError("CM_Reenumerate_DevNode 失败");
return(false);
}
return(true);
}
