通过.Net修改AutoCAD support 路径

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Modifying AutoCAD support Path through .NETBy Virupaksha Aithal
You can use AutoCAD ActiveX API to manipulate the AutoCAD support path. Refer below code. As usual below code uses late binding technique while accessing ActiveX API.

2. 
   
3. [CommandMethod("AddSupportPath")]
   
4. static public void AddSupportPath()
   
5. {
   
6.     object acadObject = Application.AcadApplication;
   
7.     object preferences =
   
8.             acadObject.GetType().InvokeMember("Preferences",
   
9.             BindingFlags.GetProperty,
   
10.             null, acadObject, null);
    
11.     //get the files
    
12.     object files =
    
13.             preferences.GetType().InvokeMember("Files",
    
14.             BindingFlags.GetProperty,
    
15.             null, preferences, null);
    
16.     //get the support path SupportPath
    
17.     string supportPath =
    
18.             (string)files.GetType().InvokeMember("SupportPath",
    
19.             BindingFlags.GetProperty,
    
20.             null, files, null);
    
21.     Document doc = Application.DocumentManager.MdiActiveDocument;
    
22.     Editor ed = doc.Editor;
    
23.     if (!supportPath.Contains("C:\\BatchPublish"))
    
24.     {
    
25.         supportPath = supportPath + ";" + "C:\\BatchPublish";
    
26.         object[] dataArry = new object[1];
    
27.         dataArry[0] = supportPath;
    
28.         files.GetType().InvokeMember("SupportPath",
    
29.                          BindingFlags.SetProperty,
    
30.                          null, files, dataArry);
    
31.         ed.WriteMessage(supportPath + "\n");
    
32.     }
    
33.     else
    
34.     {
    
35.         ed.WriteMessage("Support path already present\n");
    
36.     }
    
37. }
    

<br /> [CommandMethod("AddSupportPath")]<br /> static public void AddSupportPath()<br /> {<br />     object acadObject = Application.AcadApplication;<br />     object preferences = <br />             acadObject.GetType().InvokeMember("Preferences",<br />             BindingFlags.GetProperty,<br />             null, acadObject, null);<br />     //get the files<br />     object files = <br />             preferences.GetType().InvokeMember("Files",<br />             BindingFlags.GetProperty,<br />             null, preferences, null);<br />     //get the support path SupportPath<br />     string supportPath = <br />             (string)files.GetType().InvokeMember("SupportPath",<br />             BindingFlags.GetProperty,<br />             null, files, null);<br />     Document doc = Application.DocumentManager.MdiActiveDocument;<br />     Editor ed = doc.Editor;<br />     if (!supportPath.Contains("C:\\BatchPublish"))<br />     {<br />         supportPath = supportPath + ";" + "C:\\BatchPublish";<br />         object[] dataArry = new object[1];<br />         dataArry[0] = supportPath;<br />         files.GetType().InvokeMember("SupportPath",<br />                          BindingFlags.SetProperty,<br />                          null, files, dataArry);<br />         ed.WriteMessage(supportPath + "\n");<br />     }<br />     else<br />     {<br />         ed.WriteMessage("Support path already present\n");<br />     }<br /> }<br />