Detect window is minimed

//https://stackoverflow.com/questions/29327301/how-to-detect-is-a-window-of-another-process-minimized-or-maximized/29327657

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

namespace DetectMinimizedWindow
{
    public partial class Form1 : Form
    {
        [DllImport("user32.dll")]
        [return: MarshalAs(UnmanagedType.Bool)]
        static extern bool IsIconic(IntPtr hWnd);
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Process process = Process.GetProcesses()
                .Where(p => p.MainWindowTitle == "Untitled - Notepad").SingleOrDefault();
            if (process != null)
            {
                IntPtr wHnd = process.MainWindowHandle;
                Console.WriteLine("Minimized: " + IsIconic(wHnd));
                MessageBox.Show("Minimized: " + IsIconic(wHnd));
            }
        }
    }
}