C#

byte[] data = new byte[256];
// ...
IntPtr result = DLL.Receive(Adr, Len);
// ...
Marshal.Copy(result, data, 0, 256);

[DllImport("mrdsio.dll", EntryPoint="Receive", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
public static extern IntPtr Receive(int Adr,int Len);

Marshal.Copy(result, data, 0, len);

public class myTree
   {
   public myTree Parent {get; private set;}
   public List<myTree> Children { get; private set;}
   public myTree(myTree parent)
      {
      Parent = parent;
      Children = new List<myTree>();
      }
   }

class TreeNode {
 IList<TreeNode> Children { get; private set; }
 
 // your domain specific data properties here
 
 public TreeNode(){
  Children = new List<TreeNode>();
 }
}

class TreeNode {
 IList<TreeNode> Children { get; private set; }
 TreeNode Parent { get; private set; } 

 // your domain specific data properties here
 
 public TreeNode(TreeNode parent){
  Children = new List<TreeNode>();
  if(parent != null) parent.Children.Add(this);
  Parent = parent;
 }
}

class Tree {
 TreeNode Root { get; private set; }
 
 // anything else you want here 

 public Tree(TreeNode root){
  Root = root;
 }
}

robertalis wrote:

One of my friend ask me about how to use binding on multiple data sources.