Treeview example in C# 2

Below is the code which shows treeview control demo in c#. It has a treeview control.
If we select any node on treeview, the label is showing corresponding selected name of the node of treeview.

Below is the design view of the project:

Below is the source code of the project:

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Treeview_control_demo
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();

            treeView1.Nodes.Clear();

            TreeNode root = new TreeNode("India");
            TreeNode s1 = new TreeNode("MH");
            TreeNode s2 = new TreeNode("MP");
            TreeNode c1 = new TreeNode("Mumbai");
            TreeNode c2 = new TreeNode("Indore");

            s1.Nodes.Add(c1);
            s2.Nodes.Add(c2);
            root.Nodes.Add(s1);
            root.Nodes.Add(s2);

            treeView1.Nodes.Add(root);
        }

        private void treeView1_AfterSelect(object sender, TreeViewEventArgs e)
        {
         
           }

        private void treeView1_NodeMouseClick(object sender, TreeNodeMouseClickEventArgs e)
        {
         
        }

        private void treeView1_MouseClick(object sender, MouseEventArgs e)
        {
            TreeNode node = treeView1.SelectedNode;

            label1.Text = treeView1.SelectedNode.Text.ToString();
            MessageBox.Show(treeView1.SelectedNode.Text.ToString());

        }
    }
}