public async void LogoutClick()

in ContosoApp/ViewModels/AuthenticationViewModel.cs [328:343]


        public async void LogoutClick()
        {
            if (ApplicationData.Current.RoamingSettings.Values.ContainsKey("IsLoggedIn") &&
                (bool)ApplicationData.Current.RoamingSettings.Values["IsLoggedIn"])
            {
                ContentDialog SignoutDialog = new ContentDialog()
                {
                    Title = "Sign out",
                    Content = "Sign out?",
                    PrimaryButtonText = "Sign out",
                    SecondaryButtonText = "Cancel"

                };
                await SignoutDialog.ShowAsync();
            }
        }