public override async Task RenderView(RenderViewEventArgs e)
        {
            ButtonForm bf = new ButtonForm();

            bf.AddButtonRow(new ButtonBase("Back", "back"), new ButtonBase("Next", "next"));

            switch (e.CurrentView)
            {
            case 0:
            case 1:
            case 2:

                await Device.Send($"Page {e.CurrentView + 1}", bf);

                break;

            default:

                await Device.Send("Unknown Page", bf);

                break;
            }
        }
 /// <summary>
 /// Will get invoked on rendering the current controls view.
 /// </summary>
 /// <param name="e"></param>
 public virtual async Task RenderView(RenderViewEventArgs e)
 {
 }