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与Windows服务的第一次亲密接触

更新时间:2026-08-22 12:35:45 | 编辑:静谧 | 信息来源:互联网

      每次开机,Windows XP都要启动80多个服务,而一般用户对这些在后台运行的服务所知甚少。它们究竟是干什么的?我是否真的需要所有的这些服务?本教程将告诉你哪些服务是必须运行的,哪些服务是不必运行的。开始我们的第一次与windows 服务的亲密接触吧.

  在很多应用中需要做windows服务来操作数据库等操作,比如

  (1)一些非常慢的数据库操作,不想一次性去做,想慢慢的通过服务定时去做,比如定时为数据库备份等

  (2)在.net Remoting中利用windows服务来做Host

  利用vs.net我们可以在几分钟之内建立其windows服务,非常简单

  下面说一下步骤

  1. 新建一个项目

  2. 从一个可用的项目模板列表当中选择Windows服务

  3. 设计器会以设计模式打开

  4. 从工具箱的组件表当中拖动一个Timer对象到这个设计表面上 (注意: 要确保是从组件列表而不是从Windows窗体列表当中使用Timer)

  5. 设置Timer属性,Interval属性200毫秒(1秒进行5次数据库操作)

  6. 然后为这个服务填加功能

  7.双击这个Timer,然后在里面写一些数据库操作的代码,比如

  SqlConnection conn=new SqlConnection("server=127.0.0.1;database=test;uid=sa;pwd=275280");

  SqlCommand comm=-new SqlCommand("insert into tb1 ('111',11)",conn);

  conn.Open();

  comm.ExecuteNonQuery();

  conn.Close();

  8. 将这个服务程序切换到设计视图

  9. 右击设计视图选择“添加安装程序”

  10. 切换到刚被添加的ProjectInstaller的设计视图

  11. 设置serviceInstaller1组件的属性:

  1) ServiceName = My Sample Service

  2) StartType = Automatic (开机自动运行)

  12. 设置serviceProcessInstaller1组件的属性 Account = LocalSystem

  13. 改变路径到你项目所在的bin\Debug文件夹位置(如果你以Release模式编译则在bin\Release文件夹)

  14. 执行命令“InstallUtil MyWindowsService.exe”注册这个服务,使它建立一个合适的注册项。(InstallUtil这个程序在WINDOWS文件夹\Microsoft.NET\Framework\v1.1.4322下面)

  15. 右击桌面上“我的电脑”,选择“管理”就可以打计算机管理控制台

  16. 在“服务和应用程序”里面的“服务”部分里,你可以发现你的Windows服务已经包含在服务列表当中了

  17. 右击你的服务选择启动就可以启动你的服务了。

  问题的关键在于实际上我们离不开这些服务,Windows XP的很多功能都是通过这些服务来实现的。简单地讲,你可以把这些服务理解为在后台完成系统任务的程序,比如获取自动更新或者管理打印任务。与一般应用程序的最大区别是它们都是在“后台”运行的,因此你基本上感知不到它们的存在。


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