/// <summary>
/// Turn on the back button
/// </summary>
/// <param name="e"></param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
SystemNavigationManager.GetForCurrentView().AppViewBackButtonVisibility = AppViewBackButtonVisibility.Visible;
// Fetch the object
var t = TaskDB.FindTask((Guid)e.Parameter);
DataContext = t;
base.OnNavigatedTo(e);
}
