1 <?xml version="1.0" encoding="utf-8" ?>
2 <FeatureClasses>
3     <FeatureClass name = "t_room"></FeatureClass>
4     <FeatureClass name = "t_floor"></FeatureClass>
5     <FeatureClass name = "t_in_wall"></FeatureClass>
6     <FeatureClass name = "t_in_toilet"></FeatureClass>
7     <FeatureClass name = "t_in_elevator"></FeatureClass>
8 </FeatureClasses>

 1   public string ReadXmlNode(string filename,int i)
 2         {
 3             XmlDocument xmlDoc = new XmlDocument();
 4             string str="";
 5             try
 6             {
 7                 xmlDoc.Load(filename);
 8                 XmlNode root = xmlDoc.SelectSingleNode("//FeatureClass");
 9                 for (int j = 0; j <= i; j++)
10                 {
11                     str = root.Attributes["name"].Value;
12                    root = root.NextSibling;
13                 }
14              }
15             catch (Exception e)
16             {
17                 MessageBox.Show("" + e);   //显示错误信息
18                 return str;
19             }
20             return str;
21         }

  string openLyer = ReadXmlNode(pathName,i);

1   string fileName = AppDomain.CurrentDomain.BaseDirectory;//获得当前路径debug
2   string fileNameplus = System.IO.Path.GetFullPath("..\\..\\..");//往上返回
3   string pathName = fileNameplus + "\\bin\\Config\\LayerName.xml";//拼接路径