async void contacts_ItemSelected(System.Object sender, Xamarin.Forms.SelectedItemChangedEventArgs e) { if (contactsListView.SelectedItem == null) { return; } var selectedContact = e.SelectedItem as Contact; contactsListView.SelectedItem = null; var contactDetailPage = new ContactDetailPage(selectedContact); contactDetailPage.ContactUpdated += (source, contact) => { selectedContact.Id = contact.Id; selectedContact.FirstName = contact.FirstName; selectedContact.LastName = contact.LastName; selectedContact.Phone = contact.Phone; selectedContact.Email = contact.Email; selectedContact.IsBlocked = contact.IsBlocked; }; await Navigation.PushAsync(contactDetailPage); }
async void Add_Clicked(System.Object sender, System.EventArgs e) { var contactPage = new ContactDetailPage(new Contact()); contactPage.ContactAdded += (source, contact) => { _contacts.Add(contact); }; await Navigation.PushAsync(contactPage); }