void OnPlusClicked(object sender, EventArgs args)
 {
     var profile = new UserProfile ();
     var profilePage = new ManageUserProfile ();
     profilePage.BindingContext = profile;
     Navigation.PushAsync (profilePage);
 }
 public UserProfileList()
 {
     InitializeComponent ();
     listView.ItemSelected += (sender, e) => {
         var profiles = (UserProfile)e.SelectedItem;
         var profilesPage = new ManageUserProfile ();
         profilesPage.BindingContext = profiles;
         Navigation.PushAsync (profilesPage);
     };
 }