iot/labs/Demo/Demo.WinForms/MainForm.cs

using Gecko;
using System.Windows.Forms;

namespace Demo.WinForms
{
    public partial class MainForm : Form
    {
        private readonly GeckoWebBrowser _geckoWebBrowser;

        public MainForm()
        {
            InitializeComponent();
            Xpcom.Initialize("Firefox");
            this._geckoWebBrowser = new GeckoWebBrowser { Dock = DockStyle.Fill };
            this.Controls.Add(_geckoWebBrowser);
            this._geckoWebBrowser.Navigating += _geckoWebBrowser_Navigating;
            this._geckoWebBrowser.Navigated += _geckoWebBrowser_Navigated;
            this._geckoWebBrowser.Navigate("http://localhost:5000/index.html");
        }

        private void _geckoWebBrowser_Navigated(object sender, GeckoNavigatedEventArgs e)
        {
        }

        private void _geckoWebBrowser_Navigating(object sender, Gecko.Events.GeckoNavigatingEventArgs e)
        {
        }
    }
}