将开发过程经常用的一些代码段做个备份，如下代码段是关于C# 检测pc光驱里插入了光盘的代码，应该能对码农们也有好处。
using System;
using System.Management;

创新互联主营固镇网站建设的网络公司,主营网站建设方案,重庆App定制开发,固镇h5微信小程序开发搭建,固镇网站营销推广欢迎固镇等地区企业咨询

namespace CDROMManagement
{
class WMIEvent
{
static void Main(string[] args)
{
WMIEvent we = new WMIEvent();
ManagementEventWatcher w = null;
WqlEventQuery q;
ManagementOperationObserver observer = new
ManagementOperationObserver();

  ConnectionOptions opt = new ConnectionOptions();
  ManagementScope scope = new ManagementScope( "root\CIMV2", opt );

  try
  {
    q = new WqlEventQuery();
    q.EventClassName = "__InstanceModificationEvent";
    q.WithinInterval = new TimeSpan( 0, 0, 1 );

    q.Condition = @"TargetInstance ISA 'Win32_LogicalDisk' and
        TargetInstance.DriveType = 5";
   w = new ManagementEventWatcher( scope, q );

   w.EventArrived += new EventArrivedEventHandler( we.CDREventArrived );
   w.Start();

    Console.ReadLine();
  }
  catch( Exception e )
  {
    Console.WriteLine( e.Message );
  }
  finally
  {
   w.Stop();
  }
}

public void CDREventArrived(object sender, EventArrivedEventArgs e)
{
  PropertyData pd = e.NewEvent.Properties["TargetInstance"];

  if (pd != null)
  {
    ManagementBaseObject mbo = pd.Value as ManagementBaseObject;

    if (mbo.Properties["VolumeName"].Value != null)
    {
      Console.WriteLine("CD has been inserted");
    }
    else
    {
      Console.WriteLine("CD has been ejected");
    }
  }
}

}
}

另外有需要云服务器可以了解下创新互联scvps.cn，海内外云服务器15元起步，三天无理由+7*72小时售后在线，公司持有idc许可证，提供“云服务器、裸金属服务器、高防服务器、香港服务器、美国服务器、虚拟主机、免备案服务器”等云主机租用服务以及企业上云的综合解决方案，具有“安全稳定、简单易用、服务可用性高、性价比高”等特点与优势，专为企业上云打造定制，能够满足用户丰富、多元化的应用场景需求。

名称栏目：C#检测pc光驱里插入了光盘的代码-创新互联
浏览路径：http://azwzsj.com/article/hosog.html