ApexLumia.MainPage.toggleFlight C# (CSharp) Метод

        private void toggleFlight(object sender, EventArgs e)
        {
            ApplicationBarIconButton btn = (ApplicationBarIconButton)ApplicationBar.Buttons[0];

            if (loop.isRunning)
            {
                // Then we want to stop it
                loop.stop();
                btn.Text = "Start Flight";
                btn.IconUri = new Uri("/Images/appbar.transport.play.rest.png", UriKind.Relative);
            }
            else
            {
                // Then we want to start it
                loop.start(camera, map);
                btn.Text = "Stop Flight";
                btn.IconUri = new Uri("/Images/appbar.stop.rest.png",UriKind.Relative);
            }
        }