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Getting a treeview from XML file

Getting a treeview from XML file

Lm Fab

5y589Visual Basic .NET

Hello,

could someone please help me to get a multilevel treeview from an XML file in xamarin.forms based C#.

thanks,

LM.

1 Reply

Know the answer? Post it — somebody with the same question will find it here.

Sachin Singh5y ago
1. private void AddNode(XmlNode inXmlNode, TreeNode inTreeNode)
2. {
3. XmlNode xNode ;
4. TreeNode tNode ;
5. XmlNodeList nodeList ;
6. int i = 0;
7. if (inXmlNode.HasChildNodes)
8. {
9. nodeList = inXmlNode.ChildNodes;
10. for (i = 0; i <= nodeList.Count - 1; i++)
11. {
12. xNode = inXmlNode.ChildNodes[i];
13. inTreeNode.Nodes.Add(new TreeNode(xNode.Name));
14. tNode = inTreeNode.Nodes[i];
15. AddNode(xNode, tNode);
16. }
17. }
18. else
19. {
20. inTreeNode.Text = inXmlNode.InnerText.ToString();
21. }
22. }
1. // in the event (click etc)
2. XmlDataDocument xmldoc = new XmlDataDocument();
3. XmlNode xmlnode ;
4. FileStream fs = new FileStream("tree.xml", FileMode.Open, FileAccess.Read);
5. xmldoc.Load(fs);
6. xmlnode = xmldoc.ChildNodes[1];
7. treeView1.Nodes.Clear();
8. treeView1.Nodes.Add(new TreeNode(xmldoc.DocumentElement.Name));
9. TreeNode tNode ;
10. tNode = treeView1.Nodes[0];
11. AddNode(xmlnode, tNode);