C#

foreach (var controller in ControllerList)
{
    xElement.Element("plant").Element("building").Add(new XComment(String.Format("Controller: {0} Declaration", controller.Key)));

    XElement con = new XElement("controller",
        new XAttribute("name", controller.Value.ControllerName),
        new XAttribute("description", controller.Value.ControllerDescription),
        new XAttribute("area", controller.Value.ControllerArea),
        new XAttribute("startdate", DateTimeClass.DateTimeYearMonthDay(controller.Value.StartDate)),
        new XAttribute("enddate", DateTimeClass.DateTimeYearMonthDay(controller.Value.EndDate)),
        new XAttribute("updatemode", controller.Value.UpdateMode)
        );
    // write the reader element and attributes
    foreach (var reader in controller.Value.ReaderList)
    {
        con.Add(new XElement("reader",
            new XAttribute("name", reader.Value.ReaderName),
            new XAttribute("readergroup", reader.Value.ReaderGroup),
            new XAttribute("host", reader.Value.ReaderHost),
            new XAttribute("type", reader.Value.ReaderType),
            new XAttribute("startdate", DateTimeClass.DateTimeYearMonthDay(reader.Value.StartDate)),
            new XAttribute("enddate", DateTimeClass.DateTimeYearMonthDay(reader.Value.EndDate)),
            new XAttribute("description", reader.Value.ReaderDescription)
            ));
    }

    xElement.Element("plant").Element("building").Add(con);
}

 <br />
<br />
<div class="ForumSig"><br />
<table width="100%" align="center"><tbody><tr><td>  <font color="#FF9900">The only programmers that are better C# programmers, are those who look like this -> :bob:</font></td></tr></tbody></table> <br />
<br />
  <font color="#429DFF"><br />
:java: Programm3r</font><br />
My Blog: <a href="http://www.codeproject.com/script/profile/whos_who.asp?msg=1917620&id=2823228#xx1917620xx">^_^</a></div>

XElement CreateReaderElement(ReaderType reader)
{
    return new XElement("reader",
            new XAttribute("name", reader.ReaderName),
            new XAttribute("readergroup", reader.ReaderGroup),
            new XAttribute("host", reader.ReaderHost),
            new XAttribute("type", reader.ReaderType),
            new XAttribute("startdate", DateTimeClass.DateTimeYearMonthDay(reader.StartDate)), new XAttribute("enddate", DateTimeClass.DateTimeYearMonthDay(reader.Value.EndDate)),
            new XAttribute("description", reader.ReaderDescription));
}

XElement CreateControllerElement(ControllerType controller)
{
    new XElement("controller",
                new XAttribute("name", controller.ControllerName),
                new XAttribute("description", controller.ControllerDescription),
                new XAttribute("area", controller.ControllerArea),
                new XAttribute("startdate", DateTimeClass.DateTimeYearMonthDay(controller.StartDate)),
                new XAttribute("enddate", DateTimeClass.DateTimeYearMonthDay(controller.EndDate)),
                new XAttribute("updatemode", controller.UpdateMode));
}
        
void AddComment(XElement target, string format, params object[] args)
{
    target.Add(new XComment(String.Format(format, args)));
}

void Foo(string[] args)
{
    //...    
    XElement xElement;
    foreach (var controller in ControllerList)
    {                
        AddComment(xElement.Element("plant").Element("building"), "Controller: {0} Declaration", controller.Key);
        XElement con = CreateControllerElement(controller.Value);
        // write the reader element and attributes
        foreach (var reader in controller.Value.ReaderList)
            con.Add(CreateReaderElement(reader.Value));
        xElement.Element("plant").Element("building").Add(con);            
    }
    //...
}

<root>
  <!--First Plant-->
  <plant>
	<!--First Building in Plant 1-->
    <building>
      <controller>
        <reader/>
      </controller>
      <controller>
        <reader/>
      </controller>
    </building>
	<!--Second Building in Plant 1-->
    <building>     
      <controller>
        <reader/>
      </controller>
      <controller>
        <reader/>
      </controller>
    </building>
  </plant>
  <!--Second Plant-->
  <plant>
	<!--First Building in Plant 2-->
    <building>
      <controller>
        <reader/>
      </controller>
      <controller>
        <reader/>
      </controller>
    </building>
  </plant>	
</root>

The only programmers that are better C# programmers, are those who look like this ->

Programm3r
My Blog: ^_^

N a v a n e e t h wrote:

Is this service installed?

string path = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Desktop), "\mds.txt")
using(StreamWriter writer = File.CreateText(path))
{
    writer.WriteLine("mcWindowsService: Service Started \n");
}

N a v a n e e t h wrote:

You may need to turn Allow service to interact with Desktop option. Right click on your service and choose Properties -> Logon Tab -> Allow service to interact with desktop.

Mohammad Dayyan wrote:

I've found it. Can we do it programmatic ?

Calla wrote:

How do you know OnStart() doesn't execute?

protected override void OnStart()
{
   System.Diagnostics.EventLog.WriteEntry("In OnStart.", EventLogEntryType.Information);
}