private async void navigationHelper_LoadState(object sender, LoadStateEventArgs e)
{
try
{
bool signedIn = false;
_userViewModel = new UserViewModel();
if (e.PageState != null && e.PageState.ContainsKey("signInStatus"))
{
signedIn = (bool)e.PageState["signInStatus"];
}
this.DataContext = new UserViewModel();
if (signedIn)
await _userViewModel.SignInCurrentUserAsync();
this.DataContext = _userViewModel;
}
catch (Exception)
{
}
}
/// <summary>
/// Populates the page with content passed during navigation. Any saved state is also
/// provided when recreating a page from a prior session.
/// </summary>
/// <param name="sender">
/// The source of the event; typically <see cref="NavigationHelper"/>
/// </param>
/// <param name="e">Event data that provides both the navigation parameter passed to
/// <see cref="Frame.Navigate(Type, Object)"/> when this page was initially requested and
/// a dictionary of state preserved by this page during an earlier
/// session. The state will be null the first time a page is visited.</param>
private void navigationHelper_LoadState(object sender, LoadStateEventArgs e)
{
}
private void navigationHelper_LoadState(object sender, LoadStateEventArgs e)
{
this.DataContext = App.CurrentUser;
}